CN217506967U

CN217506967U - Reinforced power cable

Info

Publication number: CN217506967U
Application number: CN202221566739.5U
Authority: CN
Inventors: 张传江
Original assignee: Dongguan Huacheng Precision Wire Rod Co ltd
Current assignee: Dongguan Huacheng Precision Wire Rod Co ltd
Priority date: 2022-06-22
Filing date: 2022-06-22
Publication date: 2022-09-27
Anticipated expiration: 2032-06-22

Abstract

The utility model discloses a power cable of strenghthened type, including strengthening the sheath, strengthening the inner circle fixedly connected with shielding layer of sheath, the inner circle fixedly connected with insulating layer of shielding layer, the inner circle fixedly connected with power cable of insulating layer, a plurality of annulars, every have been seted up to shielding layer's surface the equal fixedly connected with of inner wall of annulars adds the stationary ring, strengthening the sheath and including fire-retardant layer, armor and woven wire, woven wire's surface and the inner circle fixed connection of armor, the surface of armor and the inner circle fixed connection of fire-retardant layer, the surface printing and dyeing of strengthening the sheath has cable model line. This strenghthened type's power cable can wholly improve power cable's compressive property, can make the outside extrusion of better anti-shock of power cable, solves the problem that causes the damage easily after present power cable receives outside extrusion, guarantees power cable's life, and is more stable when simultaneously to power transmission.

Description

Reinforced power cable

Technical Field

The utility model belongs to the technical field of the power cable and specifically relates to a power cable of strenghthened type.

Background

The power cable is a cable product used for transmitting and distributing high-power electric energy in a trunk line of a power system, and is commonly used for urban underground power grids, power station leading-out lines, power supply inside industrial and mining enterprises and hydraulic engineering power transmission.

The basic structure of the power cable is composed of four parts, namely a wire core, an insulating layer, a shielding layer and a protective layer, but the existing power cable is poor in pressure resistance, and the outside extrudes the power cable, so that the inside of the cable is easily stressed to cause damage, and the normal use of the power cable is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a power cable of strenghthened type 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 power cable of strenghthened type, includes the enhancement sheath, the inner circle fixedly connected with shielding layer of enhancement sheath, the inner circle fixedly connected with insulating layer of shielding layer, the inner circle fixedly connected with power cable of insulating layer, a plurality of annuluses, every have been seted up to the surface of shielding layer the equal fixedly connected with reinforcement ring of inner wall of annuluses.

In a further embodiment, the reinforcing sheath comprises a flame retardant layer, an armor layer and a wire mesh, wherein the outer surface of the wire mesh is fixedly connected with the inner ring of the armor layer.

In a further embodiment, the outer surface of the armor layer is fixedly connected with the inner ring of the flame-retardant layer, and the outer surface of the reinforced sheath is printed with cable type wires.

In a further embodiment, the inner ring of the shielding layer is provided with concave holes which are arranged at equal intervals, and the inner wall of each concave hole is fixedly connected with a flax braided wire.

In a further embodiment, a rubber filling layer is arranged inside each concave hole, and the inner ring of each rubber filling layer is fixedly connected with the outer surface of each flax braided wire.

Compared with the prior art, the beneficial effects of the utility model are that:

this device is provided with the shrinkage pool through the shielding layer, can install flax braided wire, then utilize the cooperation of flax braided wire and rubber filling layer, the performance is dragged to the anti-stretching that will effectively strengthen power cable, through being provided with armor and woven wire in the enhancement sheath, and with the cooperation of shielding layer outside reinforcing ring, can wholly improve power cable's compressive property, can make the better outside extrusion of impact resistance of power cable, it is relatively poor to solve present power cable compressive property, receive the problem that outside extrusion caused the damage easily, power cable's life has been guaranteed, simultaneously it is more stable when to power transmission.

Drawings

Fig. 1 is a schematic perspective view of a reinforced power cable.

Fig. 2 is a side view of a reinforced power cable.

Fig. 3 is a cross-sectional view of a side view of a reinforcing jacket in a reinforced power cable.

Fig. 4 is a front view of a shield layer in a reinforced power cable.

In the figure: 1. reinforcing the sheath; 101. a flame retardant layer; 102. an armor layer; 103. a wire mesh; 2. a shielding layer; 3. an insulating layer; 4. a power cable; 5. concave holes; 6. a rubber filler layer; 7. weaving flax wires; 8. an annular aperture; 9. a reinforcing ring; 10. cable type wire.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for 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", etc. 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," "second," etc. 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 otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

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.

Referring to fig. 1-4, in the present invention, a reinforced power cable includes a reinforced sheath 1, a shielding layer 2 fixedly connected to an inner ring of the reinforced sheath 1, an insulating layer 3 fixedly connected to an inner ring of the shielding layer 2, a power cable 4 fixedly connected to an inner ring of the insulating layer 3, a plurality of annular holes 8 disposed on an outer surface of the shielding layer 2, and a reinforcing ring 9 fixedly connected to an inner wall of each annular hole 8.

The reinforced sheath 1 comprises a flame-retardant layer 101, an armor layer 102 and a metal wire mesh 103, the outer surface of the metal wire mesh 103 is fixedly connected with the inner ring of the armor layer 102, the outer surface of the armor layer 102 is fixedly connected with the inner ring of the flame-retardant layer 101, the outer surface of the reinforced sheath 1 is printed with the cable type line 10, the reinforced sheath 1 can be formed through connection before the flame-retardant layer 101, the armor layer 102 and the metal wire mesh 103, and the power cable can be protected better.

Shrinkage pool 5 that the equidistance was arranged is seted up to the inner circle of shielding layer 2, and the equal fixedly connected with flax braided wire 7 of the inner wall of every shrinkage pool 5, and the inside of every shrinkage pool 5 all is equipped with rubber filling layer 6, and the inner circle of every rubber filling layer 6 is provided with flax braided wire 7 and rubber filling layer 6 through shrinkage pool 5 respectively with 7 outer fixed surface connections of every flax braided wire, can improve the holistic tensile of power cable and drag the performance.

The utility model discloses a theory of operation is: insulating layer 3 is established with the surface cover of electric power cable 4 at first, shrinkage pool 5 is seted up to the inside of shielding layer 2 again after that, and install flax braided wire 7 in the inside of shrinkage pool 5, then it is sealed to use rubber filling layer 6 to fill between flax braided wire 7 and the shrinkage pool 5, after flax braided wire 7 installation is accomplished, install reinforcing ring 9 in the outside of shielding layer 2 again, can deepen shielding layer 2's compressive property, then alright in order to make shielding layer 2 at the external mounting of insulating layer 3, and shielding layer 2 installs the back, install reinforcing sheath 1 in shielding layer 2's outside again at last, thereby accomplished the processing to strenghthened type power cable.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a power cable of strenghthened type which characterized in that: including strengthening sheath (1), strengthen inner circle fixedly connected with shielding layer (2) of sheath (1), the inner circle fixedly connected with insulating layer (3) of shielding layer (2), the inner circle fixedly connected with power cable (4) of insulating layer (3), a plurality of annuluses (8), every have been seted up to the surface of shielding layer (2) the equal fixedly connected with of inner wall of annuluses (8) adds reinforcing ring (9).

2. The reinforced power cable of claim 1, wherein: the reinforced sheath (1) comprises a flame-retardant layer (101), an armor layer (102) and a metal wire mesh (103), wherein the outer surface of the metal wire mesh (103) is fixedly connected with the inner ring of the armor layer (102).

3. A reinforced power cable according to claim 2, wherein: the outer surface of the armor layer (102) is fixedly connected with the inner ring of the flame-retardant layer (101), and the outer surface of the reinforcing sheath (1) is printed with cable type wires (10).

4. A reinforced power cable according to claim 1, wherein: the inner ring of the shielding layer (2) is provided with concave holes (5) which are arranged equidistantly, and each concave hole (5) is fixedly connected with a flax braided wire (7) on the inner wall.

5. The reinforced power cable of claim 4, wherein: every the inside of shrinkage pool (5) all is equipped with rubber filling layer (6), every the inner circle of rubber filling layer (6) respectively with every flax braided wire (7) surface fixed connection.