CN217157745U

CN217157745U - Computer control cable with peripheral shielding protection structure

Info

Publication number: CN217157745U
Application number: CN202220205314.5U
Authority: CN
Inventors: 郭松川; 郭晓川; 曾春娇
Original assignee: Kunming Sanchuan Wire And Cable Co ltd
Current assignee: Kunming Sanchuan Wire And Cable Co ltd
Priority date: 2022-01-25
Filing date: 2022-01-25
Publication date: 2022-08-09
Anticipated expiration: 2032-01-25

Abstract

The utility model relates to the technical field of cables, in particular to a computer control cable with a peripheral shielding protection structure, which comprises a cable body, wherein the cable body consists of a plurality of core conductors with the same specification and a peripheral shielding component, the peripheral shielding component comprises a filling layer, and the outside of the filling layer is sequentially provided with an inner sheath, a steel strip armor, an outer sheath and a mesh grid shielding layer, after ensuring that a plurality of core conductors are connected with a holding tank in the filling layer tightly, the inner sheath is bonded outside the filling layer, the steel strip armor is bonded between the inner sheath and the outer sheath, the mesh grid shielding layer is bonded outside the outer sheath, the filling layer is protected by the steel strip armor between the inner sheath and the outer sheath, the mutual crosstalk and external interference among a plurality of core conductor loops are reduced by the mesh grid shielding layer, and the waterproof layer can effectively isolate underground water into the cable body installed underground, the service life of the cable body is prolonged conveniently.

Description

Computer control cable with peripheral shielding protection structure

Technical Field

The utility model relates to the technical field of cables, specifically be a computer control cable with peripheral shielding protective structure.

Background

The computer cable is suitable for electronic computers and cables for automatic connection, which have high interference resistance requirements and have rated voltage of 500V or below. In order to reduce mutual crosstalk and external interference between loops, the cable adopts a shielding structure. The shielding requirements of the cable are respectively adopted according to different occasions: and the method comprises the steps of pair-twisted combined shielding, total shielding of a cable formed by pair twisting, total shielding after the pair-twisted combined shielding and the like. The shielding material comprises three types, namely round copper wires, copper strips, aluminum strips and plastic composite strips. The shielding pair and the shielding pair have better insulating property, and when potential difference occurs between the shielding pair and the shielding pair in use of the cable, the transmission quality of signals cannot be influenced. Current cable all installs in the underfloor, and in the use, the cable quantity and the classification of underfloor below are more, and the return circuit that multiple cable produced is crosstalked each other, easily leads to partial cable to be unable to use, and the inoxidizing coating of cable is comparatively weak, easily appears electric leakage phenomenon, and is dangerous higher. In view of this, we propose a computer control cable with a peripheral shielding guard structure.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a computer control cable with peripheral shielding protective structure to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a computer control cable with peripheral shielding protective structure, includes the cable body, the cable body comprises a plurality of sinle silk conductor and the peripheral shielding subassembly of the same specification, the outside of cable body is provided with cable joint, peripheral shielding subassembly includes the filling layer, the outside of filling layer is equipped with inner sheath, steel band armor, oversheath and braided net shielding layer in proper order, the surface of filling layer with the internal surface bonding of inner sheath is fixed.

Preferably, a plurality of holding grooves which are distributed at equal intervals are formed in the filling layer, and the number of the core conductors is equal to that of the holding grooves.

Preferably, the outer wall of the core conductor is fixedly bonded with the inner wall of the groove of the accommodating groove.

Preferably, a waterproof layer is arranged outside the braided net shielding layer.

Preferably, the outer sheath is larger in size than the inner sheath.

Preferably, the steel-tape armor is located between the inner sheath and the outer sheath, and the inner surface and the outer surface of the steel-tape armor are respectively fixedly bonded with the outer surface of the inner sheath and the inner surface of the outer sheath.

Preferably, the inner surface of the cable joint is attached to the outer surface of the waterproof layer, and the cable joint is fixed to the waterproof layer through threads.

Compared with the prior art, the beneficial effects of the utility model are that: the computer control cable with the peripheral shielding protection structure ensures that a plurality of core conductors are tightly connected with the accommodating grooves in the filling layer, the inner sheath is bonded outside the filling layer, the steel strip armor is bonded between the inner sheath and the outer sheath, the woven mesh shielding layer is bonded outside the outer sheath, the filling layer is protected by the steel strip armor between the inner sheath and the outer sheath, the mutual crosstalk and the external interference among loops of the plurality of core conductors are reduced by the woven mesh shielding layer, the waterproof layer can effectively isolate the loops from entering the cable body installed underground, the service life of the cable body is prolonged, the problem that the conventional cable is installed under the ground is solved, in the using process, the number and the types of cables below the ground are large, the loops generated by a plurality of cables are mutually interfered, partial cables can not be used easily, and the protective layer of the cable is weak, the leakage phenomenon is easy to occur, and the danger is high.

Drawings

Fig. 1 is a schematic view of the overall structure of embodiment 1 of the present invention;

fig. 2 is a schematic structural view of a cable body in embodiment 1 of the present invention;

fig. 3 is a sectional view of the peripheral shield assembly according to embodiment 1 of the present invention;

fig. 4 is a cross-sectional view of a core conductor according to embodiment 2 of the present invention.

The meaning of the individual reference symbols in the figures is:

1. a cable body; 11. a core conductor; 111. an inner semiconductive layer; 112. an insulating layer; 113. an outer semiconducting layer; 12. a peripheral shield assembly; 121. a filling layer; 1211. accommodating grooves; 122. an inner sheath; 123. steel tape armoring; 124. an outer sheath; 125. a mesh grid shielding layer; 126. a waterproof layer; 2. and (4) a cable joint.

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 is to be understood that the terms "center", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Example 1

Referring to fig. 1-3, the present embodiment provides a technical solution:

the utility model provides a computer control cable with peripheral shielding protective structure, includes cable body 1, cable body 1 comprises a plurality of sinle silk conductor 11 and the peripheral shielding subassembly 12 of the same specification, and cable joint 2 is provided with in cable body 1's outside, and peripheral shielding subassembly 12 includes filling layer 121, and filling layer 121's outside is equipped with inner sheath 122, steel band armor 123, oversheath 124 and braided net shielding layer 125 in proper order, and the surface of filling layer 121 and the internal surface bonding of inner sheath 122 are fixed.

In this embodiment, a plurality of annular receiving grooves 1211 distributed at equal intervals are formed in the filling layer 121, and the number of the core conductors 11 is equal to that of the receiving grooves 1211, so that the core conductors 11 are conveniently installed in the filling layer 121.

Furthermore, the outer wall of the core conductor 11 is bonded and fixed to the inner wall of the receiving groove 1211, so that the core conductor 11 can be fixed, and the connection between the core conductor 11 and the filling layer 121 is tighter.

Further, the waterproof layer 126 is arranged outside the mesh grid shielding layer 125, so that the mesh grid shielding layer 125 can be protected, and underground water is effectively prevented from entering the cable body 1 installed underground.

In addition, the outer sheath 124 is larger in size than the inner sheath 122 to facilitate installation of the steel tape armor 123 between the inner sheath 122 and the outer sheath 124 to shield the core conductor 11.

Specifically, the steel tape sheath 123 is located between the inner sheath 122 and the outer sheath 124, and the inner surface and the outer surface of the steel tape sheath 123 are respectively bonded and fixed with the outer surface of the inner sheath 122 and the inner surface of the outer sheath 124, so that the connection between the steel tape sheath 123 and the inner sheath 122 and the outer sheath 124 is tighter.

It should be noted that the inner surface of the cable joint 2 is attached to the outer surface of the waterproof layer 126, and the cable joint 2 is screwed to the waterproof layer 126, so that the cable joint 2 and the waterproof layer 126 can be conveniently mounted and dismounted.

The computer control cable with the peripheral shielding protection structure of the embodiment is used, after the plurality of core conductors 11 are connected with the accommodating groove 1211 in the filling layer 121, the inner sheath 122 is bonded outside the filling layer 121, the steel tape armor 123 is bonded between the inner sheath 122 and the outer sheath 124, the woven mesh shielding layer 125 is bonded outside the outer sheath 124, the filling layer 121 is protected through the steel tape armor 123 between the inner sheath 122 and the outer sheath 124, the mutual crosstalk and the external interference among the loops of the plurality of core conductors 11 are reduced through the woven mesh shielding layer 125, the leakage of the core conductors 11 is avoided, the waterproof layer 126 outside the woven mesh shielding layer 125 can effectively isolate underground water from entering the cable body 1 installed underground, and the service life of the cable body 1 is prolonged conveniently.

Example 2

Referring to fig. 4, the present embodiment provides the following technical solutions on the basis of embodiment 1: an inner semi-conducting layer 111 is fixedly bonded to the outside of each core conductor 11, an insulating layer 112 is fixedly bonded to the outer wall of the inner semi-conducting layer 111, and the outer wall of the insulating layer 112 is fixedly bonded to the inner surface of the outer semi-conducting layer 113, so that the core conductors 11 can be protected, mutual crosstalk and external interference among loops of the plurality of core conductors 11 can be reduced, and electric leakage of the core conductors 11 can be avoided.

Furthermore, the diameter of the outer semiconducting layer 113 is larger than the diameter of the inner semiconducting layer 111, facilitating the installation of the insulating layer 112 between the inner and outer

semiconducting layers

111, 113.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a computer control cable with peripheral shielding protective structure, includes cable body (1), cable body (1) comprises a plurality of sinle silk conductor (11) and the peripheral shielding subassembly (12) of the same specification, the outside of cable body (1) is provided with cable joint (2), its characterized in that: the peripheral shielding assembly (12) comprises a filling layer (121), an inner sheath (122), a steel tape armor (123), an outer sheath (124) and a woven mesh shielding layer (125) are sequentially arranged outside the filling layer (121), and the outer surface of the filling layer (121) is fixedly bonded with the inner surface of the inner sheath (122).

2. The computer control cable with peripheral shielding structure of claim 1, wherein: a plurality of annular accommodating grooves (1211) distributed at equal intervals are formed in the filling layer (121), and the number of the core conductors (11) is equal to that of the accommodating grooves (1211).

3. The computer control cable with peripheral shielding structure of claim 2, wherein: the outer wall of the core conductor (11) is fixedly bonded with the inner wall of the accommodating groove (1211).

4. The computer control cable with peripheral shielding structure of claim 1, wherein: and a waterproof layer (126) is arranged outside the braided net shielding layer (125).

5. The computer control cable with peripheral shielding structure of claim 1, wherein: the outer sheath (124) has a size greater than the inner sheath (122).

6. The computer control cable with peripheral shielding structure of claim 1, wherein: the steel tape armor (123) is arranged between the inner sheath (122) and the outer sheath (124), and the inner surface and the outer surface of the steel tape armor (123) are respectively fixedly bonded with the outer surface of the inner sheath (122) and the inner surface of the outer sheath (124).

7. The computer control cable with peripheral shielding structure of claim 4, wherein: the inner surface of the cable joint (2) is attached to the outer surface of the waterproof layer (126), and the cable joint (2) is fixed to the waterproof layer (126) in a threaded mode.