CN213583241U

CN213583241U - Nonmagnetic cable

Info

Publication number: CN213583241U
Application number: CN202023050211.6U
Authority: CN
Inventors: 刘勇军
Original assignee: Shanghai Hezhu Information Technology Co ltd
Current assignee: Shanghai Hezhu Information Technology Co ltd
Priority date: 2020-12-17
Filing date: 2020-12-17
Publication date: 2021-06-29
Anticipated expiration: 2030-12-17

Abstract

The utility model provides a nonmagnetic cable, including a plurality of conductor assembly, every conductor assembly all includes nonmagnetic conductor and the insulating layer of cladding outside nonmagnetic conductor, and is provided with the packing rope between every two adjacent conductor assembly, and each conductor assembly and each packing rope strand into a stranded conductor, and the outer cladding of this stranded conductor has the inner sheath layer, and the outer cladding of this inner sheath layer has nonmagnetic conducting layer, and the outer cladding of this nonmagnetic conducting layer has nonmagnetic conductive fiber weaving layer, and the outer cladding of this conductive fiber weaving layer has the radiation protection layer. The utility model discloses the wire has stronger high temperature resistance and electromagnetic shield ability.

Description

Nonmagnetic cable

Technical Field

The utility model belongs to the cable field, concretely relates to nonmagnetic cable.

Background

At present, in various cables on the market, in order to improve the high temperature resistance of the cable, a thicker high temperature resistant material is usually wrapped outside a cable core, or the high temperature resistant material wrapped outside the cable core is replaced, so that the high temperature resistance of the cable can be improved, but the volume of the cable is increased. In addition, in the signal transmission process, the cable also needs to shield external signal interference, and the current cable still has the problem of weak electromagnetic shielding capability.

SUMMERY OF THE UTILITY MODEL

The utility model provides a nonmagnetic cable to solve the problem that present cable high temperature resistance and electromagnetic shield ability are more weak.

According to the utility model discloses an aspect provides a nonmagnetic cable, including a plurality of conductor assembly, every conductor assembly all includes nonmagnetic conductor and the insulating layer of cladding outside nonmagnetic conductor, and is provided with the packing rope between every two adjacent conductor assembly, and each conductor assembly and each packing rope strand into a stranded conductor, and the outer cladding of this stranded conductor has the inner sheath layer, and the outer cladding of this inner sheath layer has nonmagnetic conducting layer, and the outer cladding of this nonmagnetic conducting layer has nonmagnetic conductive fiber weaving layer, and the outer cladding of this conductive fiber weaving layer has the radiation protection layer.

In an alternative implementation, the conductor assemblies and the filling ropes are two, and at the end face of the stranded wire, the two conductor assemblies are tangent, and for each filling rope, the filling rope is tangent to the two conductor assemblies respectively.

In another optional implementation manner, the insulating layer and the inner sheath layer are both Polytetrafluoroethylene (PTFE) lapping layers.

In another optional implementation manner, the nonmagnetic conductive layer is in a block shape, and the nonmagnetic conductive fiber woven layer is in a net shape.

In another optional implementation manner, the radiation protection layer comprises a PTFE wrapping layer and an atomic oxygen protection layer which are sequentially wrapped from inside to outside.

The utility model has the advantages that:

the utility model discloses set up the layer of protecting against radiation in outmost, can make the utility model discloses the cable has the radiation protection performance, sets up adjacent one deck to be the non-magnetic conductive fiber weaving layer within the layer of protecting against radiation, even so even if the cable is heated locally, the heat also can be conducted to whole cable through the non-magnetic conductive fiber weaving layer and dispel the heat, and can not only transmit the heat towards the non-magnetic conductor, therefore can improve the high temperature resistance of cable; secondly, if the adjacent layer in the non-magnetic conductive fiber weaving layer is directly set as the inner sheath layer of polytetrafluoroethylene, the temperature of the position of the inner sheath layer in contact with the conductive fiber is higher, so that the inner sheath layer is heated unevenly, therefore, the utility model discloses set the adjacent layer in the non-magnetic conductive fiber weaving layer as the non-magnetic conductive layer, the non-magnetic conductive layer can evenly transmit the heat transmitted on the non-magnetic conductive fiber weaving layer to the inner sheath layer, so that the inner sheath layer is heated evenly, thereby ensuring the heat-resisting uniformity of the cable; because in the course of the work, the non-magnetic conductor in the conductor assembly itself can also radiate certain heat, therefore compare in the conductor assembly, the temperature of packing rope is lower, the utility model discloses set up the packing rope between every two adjacent conductor assemblies, make each conductor assembly and each packing rope strand into a stranded conductor, so the inner sheath layer is receiving the heat, when transmitting the heat to the stranded conductor, can give priority to the packing rope that the temperature is lower with the heat transfer, therefore can further improve the high temperature resistance of cable; furthermore, the utility model discloses be provided with no magnetism conducting layer and no magnetism conducting fiber weaving layer, both cooperate jointly to play electromagnetic shield's effect, especially in signal transmission process, can prevent effectively that external signal from disturbing it, and electromagnetic shielding ability is stronger.

Drawings

Fig. 1 is a perspective view of the structure of one embodiment of the non-magnetic cable of the present invention;

fig. 2 is a left side view of fig. 1.

Detailed Description

In order to make those skilled in the art understand the technical solutions in the embodiments of the present invention better and make the above objects, features and advantages of the embodiments of the present invention more obvious and understandable, the following description of the technical solutions in the embodiments of the present invention will be made in detail with reference to the accompanying drawings.

In the description of the present invention, unless otherwise specified and limited, it is to be noted that the term "connected" is to be interpreted broadly, for example, it may be mechanically or electrically connected, or it may be connected between two elements, directly or indirectly through an intermediate medium, and specific meanings of the terms may be understood by those skilled in the art according to specific situations.

Referring to fig. 1, it is a perspective view of an embodiment structure of the non-magnetic cable after being peeled layer by layer. As shown in fig. 2, the nonmagnetic cable may include a plurality of conductor assemblies 8, each conductor assembly 8 includes a nonmagnetic conductor 1 and an insulating layer 2 covering the nonmagnetic conductor 1, a filling rope 3 is arranged between every two adjacent conductor assemblies 8, each conductor assembly 8 and each filling rope 3 are twisted into a stranded wire, an inner sheath layer 4 is covered on the stranded wire, a nonmagnetic conductive layer 5 is covered on the inner sheath layer 4, a nonmagnetic conductive fiber braided layer 6 is covered on the nonmagnetic conductive layer 5, and a radiation protection layer 7 is covered on the conductive fiber braided layer 6.

In this embodiment, the number of the conductor assemblies 8 and the number of the filling ropes 3 may be two, and at the end surface of the twisted wire, the two conductor assemblies 8 are tangent to each other, and for each filling rope 3, the filling rope 3 is tangent to the two conductor assemblies 8. The lengths of the insulating layer 2, the filling rope 3, the inner sheath layer 4, the nonmagnetic conductive layer 5, the nonmagnetic conductive fiber woven layer 6 and the radiation protection layer 7 can be equal to that of the nonmagnetic conductor 1, and the cross section of the nonmagnetic conductive fiber woven layer can be circular. The radiation protection layer 7 is the outermost layer of the cable.

The utility model discloses set up the layer of protecting against radiation in outmost, can make the utility model discloses the cable has the radiation protection performance, sets up adjacent one deck to be the non-magnetic conductive fiber weaving layer within the layer of protecting against radiation, even so even if the cable is heated locally, the heat also can be conducted to whole cable through the non-magnetic conductive fiber weaving layer and dispel the heat, and can not only transmit the heat towards the non-magnetic conductor, therefore can improve the high temperature resistance of cable; secondly, if the inner sheath layer that adjacent one deck directly set up to polytetrafluoroethylene within the no magnetism conductive fiber weaving layer, then on the inner sheath layer with conductive fiber contact position department temperature higher to make the inner sheath layer be heated unevenly, for this the utility model discloses set up adjacent one deck within the no magnetism conductive fiber weaving layer to no magnetism conductive layer, no magnetism conductive layer can be with the heat uniform transfer of transmission on the no magnetism conductive fiber weaving layer for the inner sheath layer, make the inner sheath layer be heated evenly, thereby guarantee the heat-resisting homogeneity of cable. Because in the course of the work, certain heat also can be dispersed to nonmagnetic conductor itself among the conductor assembly, therefore compare in conductor assembly, the temperature of packing rope is lower, the utility model discloses set up the packing rope between per two adjacent conductor assemblies, make each conductor assembly and each packing rope strand wires into, so the inner sheath layer is receiving the heat, when transmitting the heat to the stranded conductor, can be preferred with the heat transfer for the packing rope that the temperature is lower, therefore can further improve the high temperature resistance of cable. Furthermore, the utility model discloses be provided with no magnetism conducting layer and no magnetism conducting fiber weaving layer, both cooperate jointly to play electromagnetic shield's effect, especially in signal transmission process, can prevent effectively that external signal from disturbing it, and electromagnetic shielding ability is stronger.

Wherein, insulating layer 2 with inner sheath layer 4 can be polytetrafluoroethylene PTFE around the covering, inner sheath layer 4 is filled between stranded conductor and nonmagnetic conducting layer 5, the filling rope 3 can be by high temperature resistant filling rope. The non-magnetic conductive layer 5 can be a massive plating layer, and the non-magnetic conductive fiber braided layer 6 can be a net. The radiation protection layer 7 can include from inside to outside PTFE that wraps up in proper order around covering and atomic oxygen inoxidizing coating, through setting up the atomic oxygen inoxidizing coating, can make the cable have atomic oxygen barrier propterty.

Other embodiments of the invention will be apparent to those skilled in the art from consideration of the specification and practice of the invention disclosed herein. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the invention and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the invention being indicated by the following claims.

It will be understood that the invention is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the present invention is to be controlled solely by the appended claims.

Claims

1. The utility model provides a nonmagnetic cable, its characterized in that includes a plurality of conductor components, and every conductor component all includes nonmagnetic conductor and the cladding insulating layer outside nonmagnetic conductor, and is provided with the packing rope between every two adjacent conductor components, and each conductor component and each packing rope strand into a stranded conductor, and this stranded conductor has the inner sheath layer outward to coat, and this inner sheath layer has nonmagnetic conducting layer outward to coat, and this nonmagnetic conducting layer coats outward to coat has nonmagnetic conductive fiber weaving layer, and this nonmagnetic conductive fiber weaving layer coats outward to coat has the radiation protection layer.

2. The nonmagnetic cable of claim 1, wherein there are two of the conductor assemblies and the filler cords, and at the end faces of the strands, there are two of the conductor assemblies tangent to each other and for each filler cord, there is a filler cord tangent to each of the two conductor assemblies.

3. The nonmagnetic cable of claim 1, wherein the insulating layer and the inner jacket layer are both Polytetrafluoroethylene (PTFE) taped coverings.

4. The nonmagnetic cable of claim 1, wherein the nonmagnetic conductive layer is block-shaped and the nonmagnetic conductive fiber braid is mesh-shaped.

5. The nonmagnetic cable of claim 1, wherein the radiation protective layer comprises a PTFE wrapping layer and an atomic oxygen protective layer which are sequentially wrapped from inside to outside.