CN211828207U

CN211828207U - Strong radiation resistant nuclear power cable

Info

Publication number: CN211828207U
Application number: CN202020522585.4U
Authority: CN
Inventors: 陈利明
Original assignee: Guangxi Dacai Xingda Cable Co ltd
Current assignee: Guangxi Dacai Xingda Cable Co ltd
Priority date: 2020-04-10
Filing date: 2020-04-10
Publication date: 2020-10-30
Anticipated expiration: 2030-04-10

Abstract

The utility model belongs to the technical field of cables and discloses a strong radiation resistant nuclear power cable, which comprises three cable components, wherein each cable component comprises an insulating shielding layer wrapped outside a water blocking conductor; the semiconductive water-resistant layer wraps the outside of the insulation shielding layer; the alloy lead sleeve wraps the outer part of the semi-conductive waterproof layer; the protective layer is wrapped outside the alloy lead sleeve, wherein the three cable components are connected through the filling strips; the inner liner layer is wrapped outside the three cable assemblies and the filling strip; the steel wire armor is wrapped outside the inner liner layer; the anti-abrasion layer wraps the outer part of the steel wire armor; the outer layer wraps the outer part of the wear-resistant layer. The utility model discloses a set up the wearing layer, can play wear-resisting effect, through setting up the steel wire armor, can improve the structural strength of cable, through setting up the semi-conductive water blocking layer, can play the effect that the insulation was blocked water, through setting up the insulation shielding layer, can play the effect of shielding signal.

Description

Strong radiation resistant nuclear power cable

Technical Field

The utility model relates to the technical field of cables, especially, relate to a nuclear power cable of nai strong radiation.

Background

The cable is widely applied to power and communication transmission, and along with the continuous development of the technology, the applicable occasions of the cable are complicated and diversified.

The cable is damaged greatly due to different external environments, and the quality of the existing cable is easy to change after being used for a long time, so that accidents are caused, and the improvement is urgently needed.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a resistant strong radiation nuclear power cable, through setting up the abrasionproof layer, can play wear-resisting effect, through setting up the steel wire armor, can improve the structural strength of cable, through setting up the semi-conductive water blocking layer, can play the effect that insulating water blocking, through setting up the insulating shielding layer, can play the effect of shielding signal, can effectively solve the problem in the background art.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model provides a resistant intense radiation nuclear power cable, including cable subassembly, cable subassembly is provided with threely, wherein, every cable subassembly includes:

a water blocking conductor;

the insulating shielding layer is wrapped outside the water blocking conductor;

the semi-conductive water-blocking layer wraps the outer part of the insulation shielding layer;

the alloy lead sleeve is wrapped outside the semi-conductive waterproof layer;

a protective layer wrapping the outside of the alloy lead sleeve, wherein,

the three cable assemblies are connected through the filling strips;

the inner liner layer is wrapped outside the three cable assemblies and the filling strips;

the steel wire armor is wrapped outside the inner liner layer;

the anti-abrasion layer is wrapped outside the steel wire armor;

and the outer layer is wrapped outside the wear-resistant layer.

As a preferable technical proposal of the utility model, the filling strips are provided with three filling strips, wherein,

and a filling strip is arranged between every two cable assemblies.

As an optimal technical scheme of the utility model, fill fire-retardant cotton in the middle of the gap between filler strip, protective layer and the inner liner.

As an optimal technical scheme of the utility model, the external fixation of protective layer has the flotation pontoon, the upper portion of flotation pontoon is provided with the arc recess that is in the same place with the protective layer laminating.

As a preferred technical proposal of the utility model, the floating cylinders are two semi-circular cylinders, wherein,

one side of each floating barrel is provided with an inserting block and a limiting groove, and the inserting block on the upper portion of one floating barrel is used for being inserted into the limiting groove on the upper portion of the other floating barrel.

As an optimized technical scheme of the utility model, the outside of flotation pontoon is provided with anti-skidding groove.

The utility model discloses in the one or more technical scheme that provides, following technological effect or advantage have at least:

through setting up the abrasionproof layer, can play wear-resisting effect, through setting up the steel wire armor, can improve the structural strength of cable, through setting up semi-conductive water blocking layer, can play insulating effect that blocks water, through setting up the insulation shielding layer, can play the effect of shielding signal.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

FIG. 1 is a cross-sectional view of an embodiment of the present invention illustrating a nuclear power cable with high radiation resistance;

fig. 2 is a schematic structural diagram of a nuclear power cable buoy with strong radiation resistance according to an embodiment of the present invention;

FIG. 3 is a schematic view of the connection between the buoy and the protective layer outside the water blocking conductor of the nuclear power cable with strong radiation resistance according to the embodiment of the present invention;

reference numbers in the figures: 1. a tegument layer; 2. an anti-wear layer; 3. steel wire armoring; 4. an inner liner layer; 5. filling the strip; 6. a protective layer; 7. an alloy lead sleeve; 8. a semiconductive water barrier layer; 9. an insulating shield layer; 10. A water blocking conductor; 11. a float bowl; 12. a groove; 13. inserting a block; 14. a limiting groove; 15. and (4) an anti-slip groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and 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 thus, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" 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" or "second" 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 specifically defined otherwise.

For better understanding of the above technical solutions, the following detailed descriptions will be provided in conjunction with the drawings and the detailed description of the present invention.

The first embodiment is as follows:

referring to fig. 1-3, the utility model relates to a strong radiation resistant nuclear power cable, including the cable subassembly, the cable subassembly is provided with threely, wherein, every the cable subassembly includes:

a water-blocking conductor 10;

the insulating shielding layer 9 is wrapped outside the water blocking conductor 10, and can play a role in insulating and shielding electromagnetic signals;

a semi-conductive water-resistant layer 8, wherein the semi-conductive water-resistant layer 8 wraps the outside of the insulation shielding layer 9;

the alloy lead sleeve 7 is wrapped outside the semi-conductive waterproof layer 8;

a protective layer 6 wrapping the outside of the alloy lead sleeve 7, wherein,

the three cable components are connected through a filling strip 5;

the inner liner layer 4 is wrapped outside the three cable assemblies and the filling strip 5;

the steel wire armor 3 wraps the outside of the lining layer 4, so that the structural strength of the cable can be improved;

the anti-abrasion layer 2 is wrapped outside the steel wire armor 3 and can play a role in abrasion resistance;

and the outer layer 1 is wrapped outside the wear-resistant layer 2.

The filler strip 5 is provided with three, wherein,

a filling strip 5 is arranged between every two cable assemblies, flame-retardant cotton is filled in gaps among the filling strip 5, the protective layer 6 and the inner liner 4, a floating barrel 11 is fixed outside the protective layer 6, the floating barrel 11 is made of plastic materials, the function of fixing a water blocking conductor 10 can be achieved by arranging the floating barrel 11, an arc-shaped groove 12 which is attached to the protective layer 6 is arranged at the upper part of the floating barrel 11, the floating barrel 11 is a barrel body with two semicircular structures, wherein,

one side of every flotation pontoon 11 all is provided with inserted block 13 and spacing groove 14, and inserted block 13 on one flotation pontoon 11 upper portion is arranged in inserting the spacing groove 14 on another flotation pontoon 11 upper portion, can play the effect of convenient equipment, the outside of flotation pontoon 11 is provided with anti-skidding groove 15, can play skid-proof effect.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement 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 a nuclear power cable of nai intense radiation which characterized in that: including the cable subassembly, the cable subassembly is provided with three, wherein, every the cable subassembly includes:

a water-blocking conductor (10);

the insulating shielding layer (9), the insulating shielding layer (9) wraps the outside of the water blocking conductor (10);

a semi-conductive water-resistant layer (8), wherein the semi-conductive water-resistant layer (8) is wrapped outside the insulation shielding layer (9);

the alloy lead sleeve (7) is wrapped outside the semi-conductive water-resistant layer (8);

a protective layer (6) wrapping the outside of the alloy lead sleeve (7), wherein,

the three cable components are connected through a filling strip (5);

the inner liner (4) is wrapped outside the three cable assemblies and the filling strip (5);

the steel wire armor (3) is wrapped outside the inner liner layer (4);

the anti-abrasion layer (2) is wrapped outside the steel wire armor (3);

and the outer layer (1) is wrapped outside the wear-resistant layer (2).

2. An intense radiation resistant nuclear power cable according to claim 1, wherein: the number of the filling strips (5) is three, wherein,

and a filling strip (5) is arranged between every two cable assemblies.

3. An intense radiation resistant nuclear power cable according to claim 2, wherein: and flame-retardant cotton is filled in gaps among the filling strips (5), the protective layer (6) and the lining layer (4).

4. An intense radiation resistant nuclear power cable according to claim 3, wherein: the outer portion of the protective layer (6) is fixed with a buoy (11), and the upper portion of the buoy (11) is provided with an arc-shaped groove (12) which is attached to the protective layer (6).

5. An intense radiation resistant nuclear power cable according to claim 4, wherein: the floating cylinders (11) are two semi-circular cylinders, wherein,

one side of each buoy (11) is provided with an inserting block (13) and a limiting groove (14), and the inserting block (13) on the upper portion of one buoy (11) is used for being inserted into the limiting groove (14) on the upper portion of the other buoy (11).

6. An intense radiation resistant nuclear power cable according to claim 5, wherein: and an anti-skid groove (15) is arranged on the outer side of the buoy (11).