CN208819640U - A kind of cold-resistant acid and alkali-resistance chemicals-resistant cable - Google Patents

Abstract

The utility model discloses a kind of cold-resistant acid and alkali-resistance chemicals-resistant cables, by utilizing cable filling heat preservation cotton net, convenient for increasing the heat insulation effect of cable, and then play cold-resistant effect, and combine inner insulating layer, outer thermal insulation layer and ceramic powder heat-insulation chamber, cable is isolated with external heat and cold air effectively, while increasing the cold-resistant dynamics of cable；Several supporting ribs are provided between external shielding layer and internal protective cover; several supporting ribs to setting along through making to form accommodating chamber between external shielding layer and internal protective cover; anti-corrosion oil layer is arranged in accommodating chamber; anti-corrosion oil layer can completely cut off heat and cooling capacity transmitting and can anti-corrosion, to effectively improve high-low temperature resistant and corrosion resistance；The utility model overall structure is simple, has excellent cold-resistant waterproof, heat-insulated, acid and alkali-resistance chemicals-resistant performance.

Description

A kind of cold-resistant acid and alkali-resistance chemicals-resistant cable

Technical field

The utility model relates to power cable technical fields, and in particular to a kind of cold-resistant acid and alkali-resistance chemicals-resistant cable.

Background technique

In recent years, with the development of the social economy, electric power, telecommunications industry have penetrated into daily life, cable is as letter Number transmission carrier, be widely used；Wire and cable mainly includes bare wire, electromagnetic wire and electrical equipment and electrical insulated electric conductor, electricity Power cable, communication cable and optical cable, may be under the environment of hot environment, low temperature environment, corrosive environment, oil pollution environment etc. It is transported or is worked, usually for power cable, needing excellent winter resistance, resistance to acid and alkali, chemical-resistant It can adapt to northern China winter cold harsh situation, and cable winter resistance in practice, resistance to acid and alkali, chemical-resistant are simultaneously It is not very excellent, therefore solves the above problems and just seem very necessary.

Utility model content

In view of the shortcomings of the prior art, the utility model provides a kind of cold-resistant acid and alkali-resistance chemicals-resistant cable.

To achieve the above objectives, the present invention adopts the following technical solutions: a kind of cold-resistant acid and alkali-resistance chemicals-resistant cable, Including cable core, flame retardant insulation, interior water blocking layer, internal shield, inner insulating layer, outer thermal insulation layer, external shielding layer, several supports Muscle, anti-corrosion oil layer, inner sheath, ceramic powder thermal insulation layer, steel band protective jacket, outer water blocking layer, oversheath, heat preservation cotton net；The electricity Cable core outer layer be successively enclosed with flame retardant insulation, heat preservation cotton net, interior water blocking layer, internal shield, inner insulating layer, outer thermal insulation layer and External shielding layer forms conductor, several described conductor strands are together；Inner sheath, pottery are successively coated with outside several described conductors Porcelain powder thermal insulation layer, steel band protective jacket, outer water blocking layer and oversheath；It is provided between the external shielding layer and internal protective cover several Muscle is supportted, several supporting ribs edges are made to form accommodating chamber between external shielding layer and internal protective cover to setting, the anti-corrosion grease Layer be arranged in accommodating chamber, the anti-corrosion oil layer can completely cut off heat and cooling capacity transmitting and can anti-corrosion, to effectively improve resistance to High/low temperature and corrosion resistance.

Further, the quantity of the conductor is 3.

Further, the quantity of the supporting rib is 6.

Further, the supporting rib is T-type supporting rib or I-shaped support muscle.

By adopting the above technical scheme, the utility model has the beneficial effects that

A kind of cold-resistant acid and alkali-resistance chemicals-resistant cable, by keeping the temperature cotton net using cable filling, convenient for increasing the guarantor of cable Temp effect, and then cold-resistant effect is played, and combine inner insulating layer, outer thermal insulation layer and ceramic powder heat-insulation chamber, effectively by cable and outside Boundary's heat and cold air are isolated, while increasing the cold-resistant dynamics of cable；It is provided between external shielding layer and internal protective cover Several supporting ribs, several supporting ribs edges are made to form accommodating chamber between external shielding layer and internal protective cover to setting, anti-corrosion oil layer Be arranged in accommodating chamber, anti-corrosion oil layer can completely cut off heat and cooling capacity transmitting and can anti-corrosion, to effectively improve high-low temperature resistant And corrosion resistance；The utility model overall structure is simple, has excellent cold-resistant waterproof, heat-insulated, acid and alkali-resistance chemicals-resistant property Energy.

Detailed description of the invention

Fig. 1 is a kind of structural schematic diagram of cold-resistant acid and alkali-resistance chemicals-resistant cable in the utility model；

Fig. 2 is a kind of structural schematic diagram of conductor in cold-resistant acid and alkali-resistance chemicals-resistant cable in the utility model.

Specific embodiment

To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below In conjunction with specific embodiment, the utility model is further described:

Therefore, requirement is not intended to limit to the detailed description of the embodiments of the present invention provided in the accompanying drawings below The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model, based in the utility model Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all Belong to the range of the utility model protection.

It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.

Term " first ", " second ", " third " etc. are only used for distinguishing description, are not understood to indicate or imply relatively heavy The property wanted.

In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, term " is set Set ", " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, Or it is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, intermediary can also be passed through It is indirectly connected, can be the connection inside two elements, for the ordinary skill in the art, can be managed with concrete condition Solve the concrete meaning of above-mentioned term in the present invention.

As shown in Figure 1, Figure 2: a kind of cold-resistant acid and alkali-resistance chemicals-resistant cable, including cable core 1, flame retardant insulation 2, It is interior water blocking layer 3, internal shield 4, inner insulating layer 5, outer thermal insulation layer 6, external shielding layer 7, several supporting ribs 8, anti-corrosion oil layer 9, interior Sheath 10, ceramic powder thermal insulation layer 11, steel band protective jacket 12, outer water blocking layer 13, oversheath 14, heat preservation cotton net 15；The cable 1 outer layer of core is successively enclosed with flame retardant insulation 2, heat preservation cotton net 15, interior water blocking layer 3, internal shield 4, inner insulating layer 5, outer heat-insulated Layer 6 and external shielding layer 7 form conductor 100, several described conductors 100 twist together；Outside several described conductors 100 successively It is coated with inner sheath 10, ceramic powder thermal insulation layer 11, steel band protective jacket 12, outer water blocking layer 13 and oversheath 14；The external shielding layer 7 Several supporting ribs 8 are provided between internal protective cover 10, several supporting ribs 8 are along through making external shielding layer 7 and interior guarantor to setting Accommodating chamber is formed between sheath 10, the anti-corrosion oil layer 9 is arranged in accommodating chamber, and the anti-corrosion oil layer 9 can completely cut off heat With cooling capacity transmitting and can anti-corrosion, to effectively improve high-low temperature resistant and corrosion resistance.

Further, the quantity of the conductor 100 is 3.

Further, the quantity of the supporting rib 8 is 6.

Further, the supporting rib 8 is T-type supporting rib or I-shaped support muscle.

The present embodiment not makes any form of restriction the shape of the utility model, material, structure etc., all foundations The technical essence of the utility model any simple modification, equivalent change and modification to the above embodiments, belong to this reality With the protection scope of new technique scheme.

Claims (4)

1. a kind of cold-resistant acid and alkali-resistance chemicals-resistant cable, it is characterised in that: including cable core, flame retardant insulation, interior water blocking layer, Internal shield, inner insulating layer, outer thermal insulation layer, external shielding layer, several supporting ribs, anti-corrosion oil layer, inner sheath, ceramic powder are heat-insulated Layer, steel band protective jacket, outer water blocking layer, oversheath, heat preservation cotton net；The cable core outer layer be successively enclosed with flame retardant insulation, It keeps the temperature cotton net, interior water blocking layer, internal shield, inner insulating layer, outer thermal insulation layer and external shielding layer and forms conductor, several described conductors It twists together；Inner sheath, ceramic powder thermal insulation layer, steel band protective jacket, outer water blocking layer are successively coated with outside several described conductors And oversheath；It is provided with several supporting ribs between the external shielding layer and internal protective cover, several supporting ribs are along through to setting Make to form accommodating chamber between external shielding layer and internal protective cover, the anti-corrosion oil layer is arranged in accommodating chamber, the anti-corrosion grease Layer can completely cut off heat and cooling capacity transmitting and can anti-corrosion, to effectively improve high-low temperature resistant and corrosion resistance.

2. a kind of cold-resistant acid and alkali-resistance chemicals-resistant cable according to claim 1, which is characterized in that the quantity of the conductor is 3.

3. a kind of cold-resistant acid and alkali-resistance chemicals-resistant cable according to claim 1, which is characterized in that the quantity of the supporting rib It is 6.

4. according to claim 1 or a kind of 3 cold-resistant acid and alkali-resistance chemicals-resistant cables, which is characterized in that the supporting rib is T Type supporting rib or I-shaped support muscle.