CN218100755U

CN218100755U - Cable with internal graded insulation

Info

Publication number: CN218100755U
Application number: CN202222383187.0U
Authority: CN
Inventors: 王小虎
Original assignee: Chongqing Yuqian Electric Power Development Co ltd
Current assignee: Chongqing Yuqian Electric Power Development Co ltd
Priority date: 2022-09-08
Filing date: 2022-09-08
Publication date: 2022-12-20
Anticipated expiration: 2032-09-08

Abstract

The utility model discloses an inside hierarchical insulating cable, including the lag, the inside fixed mounting of lag has the wire core, the inside fixed mounting of lag has the division board, the quantity of division board is a plurality of, a plurality of division board evenly distributed is in the inside of lag, and the division board includes hierarchical circle, and the material of hierarchical circle is the insulating material of polymer, and the go-between has been seted up to the inside of hierarchical circle, and the cover connects the ring activity and cup joints the surface on metallic shield layer. Above-mentioned scheme receives the striking when the outside, and the side of circle in grades this moment receives the striking, because the material of circle in grades is harder, has avoided the cable conductor to produce deformation, simultaneously, carries on spacingly through the wire core of circle in grades to the restrictive coating inside, prevents to produce the laminating between the wire core, prevents to meet the outward appearance production fracture of wire core, makes between the laminating between the wire, and the security that leads to reduces.

Description

Cable with graded insulation inside

Technical Field

The utility model relates to the technical field of cables, more specifically say, the utility model relates to an inside hierarchical insulating cable.

Background

The cable has several or the unit wire transposition to form the threadiness of similar rope state, and the insulating protective layer is wrapped outside usually, and the inside sinle silk of current cable often adjacent placing together, and in order to facilitate the bending, inside filling layer is softer relatively, but this kind of cable receives when striking, produces deformation easily, and when the inside of the cable after the deformation produced the damage, especially cold north area, the inside of ordinary cable became embrittled, the fracture easily because low temperature, and the security is lower relatively.

SUMMERY OF THE UTILITY MODEL

In order to overcome prior art's above-mentioned defect, the embodiment of the utility model provides an inside hierarchical insulating cable to solve the inside sinle silk of current cable and often adjacent placing together, for the convenience of bending, inside filling layer is softer relatively, but when this kind of cable received the striking, produce deformation easily, when the inside production of the cable after the deformation is damaged, especially chilly northern area, the inside of ordinary cable is because low temperature becomes embrittled easily, the fracture, the relatively lower problem of security.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides an inside hierarchical insulating cable, includes the lag, the inside fixed mounting of lag has the wire core, the inside fixed mounting of lag has the division board, the quantity of division board is a plurality of, a plurality of division board evenly distributed is in the inside of lag.

Wherein, the wire core includes metal conductor, metal conductor's external fixed surface has cup jointed the conductor shielding layer, the fixed cover of surface on conductor shielding layer has connect the insulating layer, the external fixed surface on insulating layer has cup jointed the insulation shielding layer, the fixed cover of surface on insulation shielding layer has connect the metal shielding layer, the fixed cover of surface on metal shielding layer has connected the metal shielding layer.

Wherein, the division board includes hierarchical circle, the material of hierarchical circle is the insulating material of polymer, the go-between has been seted up to the inside of hierarchical circle, the grafting ring has been seted up to the inside of hierarchical circle, the activity of grafting ring is cup jointed at the surface on metallic shield layer, sets up hierarchical circle, grades the wire core, prevents to laminate each other between the wire core, leads to unexpected the production, supports the restrictive coating simultaneously, prevents that the restrictive coating atress from producing deformation, and the installation that distributes, avoids influencing the bending of cable.

The protective sleeve comprises a protective sleeve layer, wherein the protective sleeve layer is fixedly sleeved with a jacket, the jacket is fixedly sleeved with an insulating lining, the insulating lining is fixedly sleeved with a filling layer, fixing holes corresponding to the wire cores are formed in the filling layer, the fixing holes are fixedly sleeved on the outer surface of the metal shielding layer, auxiliary wires are fixedly sleeved in the fixing holes, and the auxiliary wires are arranged to limit the grading ring.

The connecting ring is movably sleeved on the outer surface of the auxiliary lead, the size of the grading ring is the same as and corresponding to that of the filling layer, and the outer surface of the grading ring is fixedly sleeved inside the insulating lining.

The utility model discloses a technological effect and advantage:

in the above-mentioned scheme, when the outside received the striking, the side of circle in grades received the striking this moment, because the material of circle in grades is harder, has avoided the cable conductor to produce deformation, simultaneously, carries on spacingly through the wire core of circle in grades to the restrictive coating inside, prevents to produce the laminating between the wire core, prevents to meet the outward appearance production fracture of wire core, makes between the laminating between the wire, and the security that leads to reduces.

Drawings

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

FIG. 2 is a schematic view of the structure of the wire core of the present invention;

FIG. 3 is a schematic view of the partition plate structure of the present invention;

fig. 4 is a schematic view of the structure of the protective cover of the present invention.

The reference signs are: 1. a protective sleeve; 2. a wire core; 3. a partition plate; 11. a sheath layer; 12. armoring; 13. an insulating liner; 14. a filling layer; 15. a fixing hole; 16. an auxiliary wire; 21. a metal wire; 22. a conductor shield layer; 23. an insulating layer; 24. an insulating shield layer; 25. a metal shielding layer; 31. grading rings; 32. a sleeving connection ring; 33. and (7) connecting rings.

Detailed Description

In order to make the technical problems, technical solutions and advantages to be solved by the present invention clearer, the following detailed description will be given with reference to the accompanying drawings and specific embodiments.

Like figure 1 to figure 4, the embodiment of the utility model provides an inside hierarchical insulating cable, including lag 1, the inside fixed mounting of lag 1 has wire core 2, and the inside fixed mounting of lag 1 has division board 3, and the quantity of division board 3 is a plurality of, and 3 evenly distributed of a plurality of division board are in the inside of lag 1.

Wherein, wire core 2 includes metal conductor 21, and metal conductor 21's external fixed surface has cup jointed conductor shielding layer 22, and conductor shielding layer 22's external fixed surface has cup jointed insulating layer 23, and insulating layer 23's external fixed surface has cup jointed insulating shielding layer 24, and insulating shielding layer 24's external fixed surface has cup jointed metal shielding layer 25, and metal shielding layer 25's external fixed surface has cup jointed metal shielding layer 25.

Wherein, division board 3 includes hierarchical circle 31, hierarchical circle 31's material is the insulating material of polymer, go-between 33 has been seted up to hierarchical circle 31's inside, cup joint ring 32 has been seted up to hierarchical circle 31's inside, cup joint the ring 32 activity and cup joint the surface at metallic shield layer 25, set up hierarchical circle 31, classify to wire core 2, prevent laminating each other between the wire core 2, lead to unexpected production, support restrictive coating 11 simultaneously, prevent 11 atresss of restrictive coating and produce deformation, and the installation that distributes, avoid influencing the bending of cable.

The protection sleeve 1 comprises a sheath layer 11, the inside of the sheath layer 11 is fixedly sleeved with a jacket 12, the inside of the jacket 12 is fixedly sleeved with an insulating lining 13, the inside of the insulating lining 13 is fixedly sleeved with a filling layer 14, the inside of the filling layer 14 is provided with a fixing hole 15 corresponding to the conductor core 2, the fixing hole 15 is fixedly sleeved on the outer surface of the metal shielding layer 25, the inside of the fixing hole 15 is fixedly sleeved with an auxiliary conductor 16, and the auxiliary conductor 16 is arranged to limit the grading ring 31.

Wherein, the connecting ring 33 is movably sleeved on the outer surface of the auxiliary lead 16, the size of the grading ring 31 is the same as and corresponding to that of the filling layer 14, and the outer surface of the grading ring 31 is fixedly sleeved inside the insulating lining 13.

The working process of the utility model is as follows:

when the outside receives the striking, the side of classifying ring 31 this moment receives the striking, because classifying ring 31's material is harder, has avoided the cable conductor to produce deformation, simultaneously, carries on spacingly through classifying ring 31 to 11 inside wire cores 2 of restrictive coating, prevents to produce the laminating between the wire core 2, prevents to meet the outward appearance production fracture of wire core 2, makes between the laminating between the wire 21, and the security that leads to reduces.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," "connecting," and "connecting" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be directly connected, and "upper," "lower," "left," and "right" are only used to indicate relative positional relationships, and when the absolute position of the object to be described is changed, the relative positional relationships may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an inside hierarchical insulating cable, includes lag (1), its characterized in that, the inside fixed mounting of lag (1) has wire core (2), the inside fixed mounting of lag (1) has division board (3), the quantity of division board (3) is a plurality of, a plurality of division board (3) evenly distributed is in the inside of lag (1).

2. The cable with graded insulation inside according to claim 1, wherein the conductor core (2) comprises a metal conductor (21), a conductor shielding layer (22) is fixedly sleeved on the outer surface of the metal conductor (21), an insulating layer (23) is fixedly sleeved on the outer surface of the conductor shielding layer (22), an insulating shielding layer (24) is fixedly sleeved on the outer surface of the insulating layer (23), and a metal shielding layer (25) is fixedly sleeved on the outer surface of the insulating shielding layer (24).

3. The cable with the internal grading insulation according to claim 1, wherein the separator (3) comprises a grading ring (31), the grading ring (31) is made of a high polymer insulation material, a connecting ring (33) is arranged inside the grading ring (31), a sleeve ring (32) is arranged inside the grading ring (31), and the sleeve ring (32) is movably sleeved on the outer surface of the metal shielding layer (25).

4. The cable with internal graded insulation according to claim 1, wherein the protective sleeve (1) comprises a protective sleeve layer (11), a jacket (12) is fixedly sleeved on the inner part of the protective sleeve layer (11), an insulating lining (13) is fixedly sleeved on the inner part of the jacket (12), a filling layer (14) is fixedly sleeved on the inner part of the insulating lining (13), fixing holes (15) corresponding to the conductor cores (2) are formed in the filling layer (14), the fixing holes (15) are fixedly sleeved on the outer surface of the metal shielding layer (25), and auxiliary conductors (16) are fixedly sleeved on the inner part of the fixing holes (15).

5. The cable with the internal graded insulation according to claim 3, wherein the connecting ring (33) is movably sleeved on the outer surface of the auxiliary conductor (16), the grading ring (31) is the same as and corresponds to the filling layer (14), and the outer surface of the grading ring (31) is fixedly sleeved inside the insulating lining (13).