CN215815271U

CN215815271U - Anti-bending cable

Info

Publication number: CN215815271U
Application number: CN202121254699.6U
Authority: CN
Inventors: 梁劢飞; 洪宏; 洪超
Original assignee: Hefei Yuanfa Information Technology Co ltd
Current assignee: Hefei Yuanfa Information Technology Co ltd
Priority date: 2021-06-03
Filing date: 2021-06-03
Publication date: 2022-02-11
Anticipated expiration: 2031-06-03

Abstract

The utility model discloses an anti-bending cable in the technical field of power cables, which comprises a plurality of groups of wire cores and a columnar reinforcing core, wherein the reinforcing core is arranged among the groups of wire cores, a partial shield is sleeved outside the wire cores, the multi-group shield is combined into a whole, a total shield is sleeved outside the whole, a filler layer is arranged between the total shield and the partial shield, a plurality of groups of reinforcing plates are arranged between the reinforcing core and the total shield, the reinforcing plates and the reinforcing core are in supporting connection in the total shield, each group of reinforcing plates are provided with buffer holes, the wire cores are arranged between two adjacent groups of reinforcing plates, and an inner protective layer and an outer protective layer are sequentially arranged outside the total shield from inside to outside.

Description

Anti-bending cable

Technical Field

The utility model relates to the technical field of power cables, in particular to an anti-bending cable.

Background

The power cable is used for transmitting and distributing electric energy, the power cable is commonly used for urban underground power grids, power station leading-out lines, power supply inside industrial and mining enterprises and transmission lines under river-crossing seawater, in the power line, the proportion of the cable is gradually increased, the power cable is a cable product used for transmitting and distributing high-power electric energy in a main line of a power system, and comprises various voltage grades of 1-500KV and above and various insulated power cables.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides an anti-bending cable.

The utility model solves the technical problems through the following technical means: the utility model provides a prevent cable of buckling, includes multiunit sinle silk and cylindrical enhancement core, it sets up between the multiunit sinle silk to strengthen the core, the outside cover of sinle silk is equipped with divides the shielding, and multicomponent shielding makes up into wholly, and holistic outside cover is equipped with total shielding, be provided with the infill material layer between total shielding and the branch shielding, it is provided with the multiunit reinforcing plate to strengthen between core and the total shielding, reinforcing plate, enhancement core support connection are in total shielding, every group all be provided with the buffering hole on the reinforcing plate, be provided with the sinle silk between two sets of adjacent reinforcing plates, the outside of total shielding is equipped with inner protective layer, outer protective layer from inside to outside in proper order.

As an improvement of the technical scheme, the inner protection layer comprises a honeycomb layer, the honeycomb layer is arranged outside the total shielding, and a flame-retardant layer is arranged outside the honeycomb layer.

As an improvement of the technical scheme, the outer protection layer comprises a corrugated aluminum sheath, the corrugated aluminum sheath is arranged outside the flame-retardant layer, and a wear-resistant layer is arranged outside the corrugated aluminum sheath.

As an improvement of the technical scheme, the reinforcing wires are arranged inside the honeycomb layer.

As an improvement of the technical scheme, a smooth pad is arranged outside the wear-resistant layer.

As an improvement of the technical scheme, eight groups of smooth pads are arranged, and the smooth pads are arranged in an annular array.

Compared with the prior art, the utility model has the beneficial effects that: through the holistic anti ability of buckling of three group reinforcing plates that set up can effectual improvement cables, when buckling, because the compliance of reinforcing plate self, can effectually provide the space of buckling for the sinle silk, then can effectually prevent the phenomenon of rupture, and the honeycomb layer that sets up in the internal protection layer can effectually carry out the shrinkage deformation when buckling and extrusion appear, then can effectually prevent to cause the extrusion to the sinle silk, then can effectual improvement sinle silk life, the enhancement silk that sets up simultaneously can effectual improvement tensile and toughness with the enhancement core, then can effectually prevent to appear the fracture when buckling.

Drawings

Fig. 1 is a schematic structural diagram of an anti-bending cable according to an embodiment of the present invention.

In the figure: 1. a reinforcing core; 2. a buffer hole; 3. a reinforcing plate; 4. filling a material layer; 5. a wire core; 6. shielding; 7. total shielding; 8. reinforcing wires; 9. a honeycomb layer; 10. a flame retardant layer; 11. an outer protective layer; 111. a corrugated aluminum sheath; 112. a wear layer; 12. a smooth pad; 13. and an inner protective layer.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. 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.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Example (b):

as shown in fig. 1, an anti-bending cable comprises a plurality of groups of wire cores 5 and a columnar reinforcing core 1, wherein the reinforcing core 1 is arranged between the groups of wire cores 5, a branch shield 6 is sleeved outside the wire cores 5, the multi-group shield 6 is combined into a whole, a total shield 7 is sleeved outside the whole, a filler layer 4 is arranged between the total shield 7 and the branch shield 6, a plurality of groups of reinforcing plates 3 are arranged between the reinforcing core 1 and the total shield 7, the reinforcing plates 3 and the reinforcing core 1 are connected in the total shield 7 in a supporting manner, each group of reinforcing plates 3 is provided with a buffer hole 2, a wire core 5 is arranged between two adjacent groups of reinforcing plates 3, and an inner protective layer 13 and an outer protective layer 11 are sequentially arranged outside the total shield 7 from inside to outside;

reinforcing plate 3 and reinforcement core 1 are made for insulating material, reinforcing plate 3 and reinforcement core 1 can increase holistic anti ability of buckling, when buckling appear, reinforcing plate 3 and reinforcement core 1 can prevent that the cable is whole to appear excessively buckling, then can protect sinle silk 5, and when buckling appear, buffer hole 2 can carry out the shrinkage deformation, can prevent that sinle silk 5 from causing sinle silk 5 to damage with 3 extrusion of reinforcing plate, buffer hole 2 can be provided with the multiunit, specifically can set up according to the actual need condition.

As shown in fig. 1, the inner protective layer 13 includes a honeycomb layer 9, the honeycomb layer 9 is disposed outside the total shield 7, and a flame retardant layer 10 is disposed outside the honeycomb layer 9;

when bending occurs, the honeycomb layer 9 at the bending position can be contracted and deformed, and then the bending work can be conveniently carried out.

As shown in fig. 1, the outer protection layer 11 includes a corrugated aluminum sheath 111, the corrugated aluminum sheath 111 is disposed outside the flame retardant layer 10, the wear-resistant layer 112 is disposed outside the corrugated aluminum sheath 111, the corrugated aluminum sheath 111 and the wear-resistant layer 112 can improve the overall bending resistance, when bending is performed, the corrugated aluminum sheath 111 and the wear-resistant layer 112 can limit, the bending phenomenon of the wire core 5 can be effectively prevented, meanwhile, the bending degree of the corrugated aluminum sheath 111 and the wear-resistant layer 112 is limited, the bending angle can be effectively limited, and the wire core 5 is effectively prevented from being excessively bent to cause breakage.

As shown in fig. 1, the reinforcing wires 8 are arranged inside the honeycomb layer 9, the reinforcing wires 8 can increase the overall bending resistance, and the number of the reinforcing wires 8 can be set according to actual conditions.

As shown in fig. 1, a smooth pad 12 is disposed outside the wear-resistant layer 112, and the smooth pad 12 can reduce the contact area between the wear-resistant layer 112 and the ground, so that the wearing can be conveniently pulled.

As shown in fig. 1, the smooth pads 12 are arranged in eight groups, the smooth pads 12 are arranged in an annular array, the smooth pads 12 are arranged along the long side direction of the cable, and the specific number can be set according to different practical situations.

Wherein the content of the first and second substances,

the working principle is as follows: appear buckling or receive the extrusion when the cable is whole to be installed, can effectually carry out the shrinkage deformation through reinforcing plate 3 and honeycomb layer 9, then can effectually prevent to cause the extrusion to sinle silk 2, and because corrugated aluminum sheath 111 and wearing layer 112's self degree of bending is limited, can effectually restrict to the degree of bending, then can effectually prevent that sinle silk 5 excessively buckles and cause the fracture, and through reinforcing plate 3, the holistic toughness of reinforcing wire 8 and reinforcement core 1 can effectual improvement, then can effectually prevent the phenomenon of rupture when buckling.

It is noted that, in this document, relational terms such as first and second, and the like, if any, 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. Also, 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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a prevent cable of buckling, includes the reinforced core (1) of multiunit sinle silk (5) and column, reinforced core (1) sets up between multiunit sinle silk (5), its characterized in that: sinle silk (5) outside cover is equipped with branch shielding (6), and multicomponent shielding (6) make up into wholly, and holistic outside cover is equipped with total shielding (7), total shielding (7) and branch are provided with packing material layer (4) between shielding (6), it is provided with multiunit reinforcing plate (3) to strengthen between core (1) and total shielding (7), reinforcing plate (3), strengthen core (1) supported connection in total shielding (7), every group all be provided with buffer hole (2) on reinforcing plate (3), be provided with sinle silk (5) between two sets of adjacent reinforcing plates (3), the outside of total shielding (7) is equipped with inner protective layer (13), outer protective layer (11) from inside to outside in proper order.

2. The bend-resistant cable of claim 1, wherein: the inner protection layer (13) comprises a honeycomb layer (9), the honeycomb layer (9) is arranged outside the total shielding (7), and a flame-retardant layer (10) is arranged outside the honeycomb layer (9).

3. The bend-resistant cable of claim 2, wherein: the outer protection layer (11) comprises a corrugated aluminum sheath (111), the corrugated aluminum sheath (111) is arranged outside the flame-retardant layer (10), and a wear-resistant layer (112) is arranged outside the corrugated aluminum sheath (111).

4. The bend-resistant cable of claim 2, wherein: and reinforcing wires (8) are arranged in the honeycomb layer (9).

5. The bend-resistant cable of claim 3, wherein: the outer part of the wear-resistant layer (112) is provided with a smooth pad (12).

6. The bend-resistant cable of claim 5, wherein: eight groups of smooth pads (12) are arranged, and the smooth pads (12) are arranged in an annular array.