CN220456109U - Anti-deformation cable - Google Patents

Abstract

The utility model discloses an anti-deformation cable, which comprises an outer sheath, wherein an inner sheath is nested on the inner wall of the outer sheath, a spiral steel wire sheath is wound between the outer sheath and the inner sheath, a flame retardant layer is nested on the inner wall of the inner sheath, a belting layer is arranged on the inner wall of the flame retardant layer, a filler is arranged in the belting layer, an elastic core is arranged at the central position of the filler along the axial direction of the filler, a plurality of anti-interference layers are equidistantly arranged in the circumferential direction of the elastic core in a penetrating manner, and a wire is arranged in each anti-interference layer in a penetrating manner. When the cable is impacted by external force in use, the internal lead of the cable can be comprehensively and effectively protected, the deformation phenomenon of the surface of the cable is avoided, the rigidity of the cable is improved, the deformation of the cable is reduced, the use safety of the cable is improved, the operation reliability of a power system is improved, the shape and the performance of the cable are kept from being damaged, the quality of power transmission is improved, and the reliability and the service life of the cable are improved.

Description

Anti-deformation cable

Technical Field

The utility model relates to the technical field of cable production, in particular to an anti-deformation cable.

Background

The cable is typically a rope-like cable stranded from several wires or groups of wires (at least two in each group), each group being insulated from each other and twisted around a center, the whole being covered with a highly insulating coating. Usually erected in the air or installed underground or underwater for telecommunication or power transmission. In the use of cable, can not receive the external force influence inevitably, and take place the cable deformation, can produce the potential safety hazard when influencing the normal use of cable, need in time maintain the change to the cable, so this device provides a deformation-preventing cable based on above-mentioned shortcoming.

Disclosure of Invention

The utility model aims to overcome the technical defects and provide the deformation-preventing cable.

In order to solve the problems, the technical scheme of the utility model is as follows: the utility model provides a cable of preapring for an unfavorable turn of events, includes the oversheath, the nestification has the inner sheath on the oversheath inner wall still be equipped with helical steel wire sheath around its axial direction between oversheath and the inner sheath, still the nestification has fire-retardant layer on the inner sheath inner wall, be equipped with the band layer on the fire-retardant layer inner wall be equipped with the filler in the band layer, filler central point puts department still along its axial direction be equipped with the elasticity core, wear to be equipped with a plurality of interference killing layers in the circumferencial direction of elasticity core in the filler equidistance, every wear to be equipped with the wire in the interference killing layer.

Further, the wrapping tape layers are uniformly wound and distributed along the axial direction of the filler.

Further, shielding layers are respectively arranged between each anti-interference layer and the filler.

Further, the elastic core has an elastic force greater than that of the filler.

Further, the elastic core is made of high-resilience nitrile rubber material.

Compared with the prior art, the utility model has the advantages that: through the heliciform steel wire sheath that winds between oversheath and the inner sheath that sets up and under the cooperation effect of elastic core, can strengthen the intensity of oversheath and inner sheath under the longitudinal force effect of steel wire sheath when the cable receives external force impact, can carry out effectual protection to the cable like this, under the effect of elastic core, can carry out effectual buffering to the wire in inside when receiving external force to can carry out comprehensive protection to the wire, both improve the availability factor of the device, promote the rigidity of cable again, reduce the deflection of cable, promote the security that the cable used, promote the reliability of electric power system operation. The wrapping tape layer is wound on the outer side face of the filler, so that the tightness of each wire after connection can be improved. The utility model can comprehensively and effectively protect the internal wires when the internal wires are impacted by external force in use, avoids the deformation phenomenon of the surface of the cable, keeps the shape and the performance of the cable from being damaged, ensures the stability of the cable, improves the quality of power transmission, and improves the reliability and the service life of the cable.

Drawings

Fig. 1 is an overall construction diagram of the present utility model.

Fig. 2 is an internal structural view of the present utility model.

As shown in the figure: 1. an outer sheath; 2. an inner sheath; 3. a steel wire sheath; 4. a flame retardant layer; 5. a tape layer; 6. a filler; 7. an elastic core; 8. an anti-interference layer; 9. a wire; 10. and a shielding layer.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model; all other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1 to 2, an anti-deformation cable comprises an outer sheath 1, an inner sheath 2 is nested on the inner wall of the outer sheath 1, a plurality of anti-interference layers 8 are wound around the inner sheath 2 along the axial direction of the inner sheath 2, the strength of the outer sheath 1 and the inner sheath 2 in the using process can be increased left and right under the spiral steel wire sheath 3, a flame retardant layer 4 is nested on the inner wall of the inner sheath 2, a wrapping tape layer 5 is arranged on the inner wall of the flame retardant layer 4, a filler 6 is arranged in the wrapping tape layer 5, an elastic core 7 is further arranged at the central position of the filler 6 along the axial direction of the filler, the elastic force of the elastic core 7 is larger than the elastic force of the filler 6, the elastic core 7 is made of a high-rebound nitrile rubber material, a plurality of anti-interference layers 8 are wound around the inner circumference direction of the filler 6 at equal intervals, wires 9 are wound around each anti-interference layer 8, a shielding layer 10 is further arranged between each anti-interference layer 8 and each filler 6, when signals are processed, the plurality of groups of wires 9 are not affected, the wrapping tape layers 5 are uniformly distributed around the axial direction of the filler 6, and the wires are prevented from being connected by the device, and the wire winding efficiency is guaranteed.

In specific use, when the outer sheath 1 of the cable receives external force impulse, the external force can act on the longitudinal end face of the steel wire sheath 3, the connecting strength of the outer sheath 1 and the inner sheath 2 is increased under the action of the spiral steel wire sheath 3, so that the external force is effectively removed, under the action of the elastic core 7, the internal wires 9 can be effectively buffered when being subjected to external force, the wires 9 can be comprehensively protected, the service efficiency of the device is improved, the tightness of the wires 9 after connection can be increased through the wrapping tape layer 5 wound on the outer side face of the filler 6, and the loosening phenomenon between the wires 9 is avoided. The utility model can comprehensively and effectively protect the internal wires when the cable is impacted by external force in use, and avoids the deformation phenomenon of the cable surface.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

The utility model and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the utility model as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present utility model.

Claims (5)

1. The utility model provides a cable of preapring for an unfavorable turn of events, includes oversheath (1), nested have inner sheath (2), its characterized in that on oversheath (1) inner wall: still be equipped with heliciform steel wire sheath (3) around its axial direction between oversheath (1) and inner sheath (2), still nested on inner sheath (2) inner wall has fire-retardant layer (4), be equipped with band layer (5) on fire-retardant layer (4) inner wall be equipped with filler (6) in band layer (5), filler (6) central point puts department still along its axial direction and is equipped with elastic core (7), equidistant wearing is equipped with a plurality of anti-interference layers (8) in the circumferencial direction of elastic core (7) in filler (6), every wear to be equipped with wire (9) in anti-interference layer (8).

2. A deformation-preventing cable according to claim 1, wherein: the wrapping tape layers (5) are uniformly wound and distributed along the axial direction of the filler (6) of the wrapping tape layers.

3. A deformation-preventing cable according to claim 1, wherein: and a shielding layer (10) is arranged between each anti-interference layer (8) and each filler (6).

4. A deformation-preventing cable according to claim 1, wherein: the elastic force of the elastic core (7) is larger than that of the filler (6).

5. A deformation-preventing cable according to claim 1, wherein: the elastic core (7) is made of high-resilience nitrile rubber material.