CN218351145U - Mineral substance cable - Google Patents

Abstract

The utility model discloses a mineral substance cable, including the cable main part, the cable main part is circular around rolling up by a plurality of electrically conductive copper cores, mineral insulating strip and corrugated sleeve, and a plurality of electrically conductive copper cores use the mineral insulating strip to be the centre of a circle, the corrugated sleeve corresponds the cover and establishes in a plurality of electrically conductive copper core outsides, install absorbing component between corrugated sleeve and the electrically conductive copper core, the corrugated sleeve outside corresponds the cover and is equipped with isolation component. The utility model discloses increased in the cable main part and be equipped with the absorbing element, can suitably absorb the expend with heat and contract with cold volume in the cable main part use, the security of having guaranteed the cable main part and using, simultaneously under the cooperation of isolation element, can carry out outside isolation protection to the cable main part, can block external environment factor, realize the fire prevention to the cable main part, the promotion of effects such as thermal-insulated, prolonged the life of cable main part, avoid receiving the problem that external factor disturbed and lead to the damage.

Description

Mineral substance cable

Technical Field

The utility model relates to a mineral matter cable correlation technique field specifically is a mineral matter cable.

Background

The mineral insulated cable is a cable which uses a copper sheath to wrap a copper conductor core wire and uses magnesium oxide powder as an inorganic insulating material to isolate a conductor and the sheath, and the outermost layer can select a proper protective sleeve as required, and is commonly called a MICC or MI cable;

but insulated cable can't carry out flexible absorption to its expend with heat and contract with cold volume when resulting in its expend with heat and contract with cold by the environment on the market at present, very easily leads to the inside damage of cable, has shortened its life, and the effect is not good.

The prior art has the following defects: at present, the insulating cable on the market has poor protectiveness, and the expansion with heat and contraction with cold volume of cable can not be flexibly absorbed, so that the damage inside the cable is very easily caused, the service life of the cable is shortened, the use cost is increased, and the heat-insulating property of the cable on the market is unsatisfactory, so that the external fire source and the high-temperature environment can not be blocked, and the service environment of the cable is limited to be large.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mineral substance cable to solve the problem that proposes in 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 mineral matter cable, includes cable body, cable body is by a plurality of electrically conductive copper cores, mineral insulating strip and corrugated sleeve, and a plurality of electrically conductive copper cores use the mineral insulating strip to be circular around rolling up as the centre of a circle, corrugated sleeve corresponds the cover and establishes outside a plurality of electrically conductive copper cores, install absorbing component between corrugated sleeve and the electrically conductive copper core, the corrugated sleeve outside corresponds the cover and is equipped with isolation component.

As a further preferred option of the technical solution, the conductive copper cores are all sleeved with insulating sleeves, and the insulating sleeves are specifically mica insulating sleeves.

As a further preferred mode of the technical scheme, the plurality of conductive copper cores are correspondingly wrapped by mineral insulating layers, the mineral insulating layers and the corrugated sleeve are distributed at intervals, and the mineral insulating strips and the mineral insulating layers are both made of magnesium oxide materials.

As a further preferred of this technical scheme, the absorbing component includes an absorbed layer, no. two absorbed layers, an absorbed layer corresponds the cover and establishes in the mineral insulating layer outside, no. two absorbed layers correspond the cover and establish in the absorbed layer outside, and No. two absorbed layers correspond the laminating with corrugated sleeve inner wall.

As a further preferred aspect of the present technical solution, the first absorption layer and the second absorption layer are made of the same material, and the first absorption layer and the second absorption layer are made of a silicon rubber material.

As a further preferred of this technical scheme, the isolation part includes protection portion, oversheath, protection portion corresponds the cover and establishes outside corrugated pipe, the oversheath corresponds the cover and establishes outside protection portion, protection portion includes flame retardant coating, insulating layer and corrosion resistant layer, the flame retardant coating parcel cover is established outside corrugated pipe, the insulating layer corresponds the parcel cover and establishes outside the flame retardant coating, corrosion resistant layer corresponds the parcel cover and establishes outside the insulating layer, and corrosion resistant layer corresponds the laminating with the oversheath.

As a further preferred aspect of the present technical solution, the fire-proof layer is made of a glass fiber material, the thermal-protective layer is made of a ceramic fiber material, and the corrosion-resistant layer is made of a stainless steel material.

The utility model provides a mineral substance cable possesses following beneficial effect:

(1) The utility model discloses a be equipped with the absorbing element, the laminating divides cloth to have an absorbed layer, no. two absorbed layers in the cable main part, then in the cable main part use, can carry out appropriate absorption to the expend with heat and contract with cold volume in the cable main part use with the help of an absorbed layer, no. two absorbed layers, guarantees the safe in utilization of cable main part, avoids appearing the situation of damage.

(2) The utility model discloses a be equipped with isolation parts, can promote the fire behavior of cable main part with the help of the flame retardant coating, play the effect of blocking to external fire source, can carry out the separation to ambient temperature with the help of the insulating layer, guarantee the inside steady operation of cable main part, can keep apart external environment factor with the help of the corrosion resistant layer, promoted the whole corrosion resisting property of cable main part, expanded the application range of cable body.

Drawings

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

fig. 2 is a schematic view of the internal structure of the cable main body of the present invention;

fig. 3 is an overall sectional view of the cable main body of the present invention;

FIG. 4 is a schematic view of the installation of the conductive copper core and the corrugated sleeve of the present invention;

FIG. 5 is a schematic view of the absorbent assembly of the present invention;

fig. 6 is a schematic view of the structure of the isolation component of the present invention.

In the figure: 1. a cable body; 2. a conductive copper core; 3. a mineral insulating strip; 4. a bellows sleeve; 5. an insulating sleeve; 6. a mineral insulation layer; 7. an absorbent layer I; 8. a second absorbing layer; 9. an outer sheath; 10. a fire barrier layer; 11. a thermal insulation layer; 12. a corrosion resistant layer.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

The utility model provides a technical scheme: as shown in fig. 1 and fig. 2, in this embodiment, a mineral cable, including cable main body 1, cable main body 1 is by a plurality of electrically conductive copper cores 2, mineral insulating strip 3 and corrugated sleeve 4, a plurality of electrically conductive copper cores 2 use mineral insulating strip 3 to be circular the book of taking as the centre of a circle, corrugated sleeve 4 corresponds the cover and establishes in a plurality of electrically conductive copper cores 2 outsides, install absorbing component between corrugated sleeve 4 and the electrically conductive copper core 2, corrugated sleeve 4 outsides correspond the cover and are equipped with isolation component, electrically conductive copper core 2 outsides all are equipped with insulating sleeve 5, and insulating sleeve 5 specifically is mica insulating sleeve, a plurality of electrically conductive copper cores 2 outsides correspond the parcel and have mineral insulating layer 6, and mineral insulating layer 6 and corrugated sleeve 4 interval distribution, and mineral insulating strip 3 all adopts the magnesium oxide material to make with mineral insulating layer 6.

As shown in fig. 4 and 5, the absorbing component includes an absorbing layer 7 and an absorbing layer 8, the absorbing layer 7 is correspondingly sleeved outside the mineral insulating layer 6, the absorbing layer 8 is correspondingly sleeved outside the absorbing layer 7, the absorbing layer 8 is correspondingly attached to the inner wall of the corrugated sleeve 4, the absorbing layer 7 is made of the same material as the absorbing layer 8, the absorbing layer 7 and the absorbing layer 8 are made of silicon rubber, the absorbing layer 7 and the absorbing layer 8 can properly absorb the amount of expansion and contraction in use of the cable body 1, the use safety of the cable body 1 is ensured, and the damage is avoided.

As shown in fig. 3 and fig. 6, the isolation component includes a protection portion, an outer sheath 9, the protection portion is correspondingly sleeved outside the corrugated sleeve 4, the outer sheath 9 is correspondingly sleeved outside the protection portion, the protection portion includes a fireproof layer 10, a heat insulation layer 11 and a corrosion-resistant layer 12, the fireproof layer 10 is wrapped and sleeved outside the corrugated sleeve 4, the heat insulation layer 11 is wrapped and sleeved outside the fireproof layer 10, the corrosion-resistant layer 12 is wrapped and sleeved outside the heat insulation layer 11, the corrosion-resistant layer 12 is correspondingly attached to the outer sheath 9, the fireproof layer 10 is specifically made of glass fiber, the heat insulation layer 11 is specifically made of ceramic fiber, the corrosion-resistant layer 12 is specifically made of stainless steel, the fireproof performance of the cable main body 1 can be improved by means of the fireproof layer 10, the effect of blocking an external fire source is achieved, the external temperature can be blocked by means of the heat insulation layer 11, stable operation inside the cable main body 1 is guaranteed, external environmental factors can be isolated by means of the corrosion-resistant layer 12, and the overall corrosion-resistant performance of the cable main body 1 is improved.

The utility model provides a mineral substance cable, concrete theory of operation as follows: dispose mineral insulating strip 3 through corresponding in cable main part 1, mineral insulating layer 6, can carry out insulation treatment to each electrically conductive copper core 2, the safety and stability of 1 normal operating of cable main part has been guaranteed, and it has the absorbing component to add in cable main part 1, can suitably absorb the expend with heat and contract with cold volume in the 1 use of cable main part, the security of 1 use of cable main part has been guaranteed, simultaneously under the cooperation of isolating component, can carry out outside isolation protection to cable main part 1, can block external environment factor, realize the fire prevention to cable main part 1, the promotion of effects such as thermal-insulated, the life of cable main part 1 has been prolonged, avoid receiving the problem that external factor interference leads to the damage.

When the cable body 1 is subjected to absorption protection: through being equipped with the absorbing component, the laminating divides cloth to have an absorbed layer 7, no. two absorbed layers 8 in cable main body 1, then in cable main body 1 uses, can properly absorb the expend with heat and contract with cold volume in the use of cable main body 1 with the help of an absorbed layer 7, no. two absorbed layers 8, guarantees cable main body 1's safe in utilizationly, avoids appearing the situation of damaging.

When the cable body 1 is subjected to external isolation protection: through being equipped with isolation parts, can promote cable main part 1's fire behavior with the help of flame retardant coating 10, play the effect of blocking to external fire source, can carry out the separation to ambient temperature with the help of insulating layer 11, guarantee the inside steady operation of cable main part 1, can keep apart external environment factor with the help of corrosion resistant layer 12, promote cable main part 1's whole corrosion resisting property, expanded the application range of cable body.

The utility model discloses the standard part that uses all can purchase from the market, dysmorphism spare all can be customized according to the description with the record of attached drawing, the specific connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, machinery, part and equipment all adopt among the prior art, conventional model, no detailed description here, the content of doing not making detailed description like this in the description all belongs to the prior art that the professional technical personnel in this field are known if the problem such as conventional circuit and control connection all appears, no longer too much detailed description.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. Mineral matter cable comprising a cable body (1), characterized in that: cable body (1) is by a plurality of electrically conductive copper cores (2), mineral insulating strip (3) and ripple sleeve pipe (4), and a plurality of electrically conductive copper cores (2) use mineral insulating strip (3) to be circular winding as the centre of a circle, ripple sleeve pipe (4) correspond the cover and establish a plurality of electrically conductive copper cores (2) outsidely, install absorbing component between ripple sleeve pipe (4) and electrically conductive copper core (2), ripple sleeve pipe (4) outside corresponds the cover and is equipped with isolation component.

2. A mineral matter cable according to claim 1, characterized in that: the outer portion of the conductive copper core (2) is sleeved with an insulating sleeve (5), and the insulating sleeve (5) is a mica insulating sleeve.

3. A mineral matter cable according to claim 1, characterized in that: the mineral insulating layers (6) are correspondingly wrapped outside the conductive copper cores (2), the mineral insulating layers (6) and the corrugated sleeves (4) are distributed at intervals, and the mineral insulating strips (3) and the mineral insulating layers (6) are made of magnesium oxide materials.

4. A mineral matter cable according to claim 1, characterized in that: the absorption part comprises an absorption layer (7) and a second absorption layer (8), the first absorption layer (7) is correspondingly sleeved outside the mineral insulation layer (6), the second absorption layer (8) is correspondingly sleeved outside the first absorption layer (7), and the second absorption layer (8) is correspondingly laminated with the inner wall of the corrugated sleeve (4).

5. A mineral matter cable according to claim 4, characterized in that: the first absorption layer (7) and the second absorption layer (8) are made of the same material, and the first absorption layer (7) and the second absorption layer (8) are made of silicon rubber.

6. A mineral matter cable according to claim 1, characterized in that: isolation part includes protection portion, oversheath (9), protection portion corresponds the cover and establishes in corrugated pipe (4) outside, oversheath (9) correspond the cover and establish in protection portion outside, protection portion includes flame retardant coating (10), insulating layer (11) and corrosion resistant layer (12), flame retardant coating (10) parcel cover is established in corrugated pipe (4) outside, insulating layer (11) correspond the parcel cover and establish in flame retardant coating (10) outside, corrosion resistant layer (12) correspond the parcel cover and establish in insulating layer (11) outside, and corrosion resistant layer (12) correspond the laminating with oversheath (9).

7. A mineral matter cable according to claim 6, characterized in that: the fireproof layer (10) is made of glass fiber materials, the heat insulation layer (11) is made of ceramic fiber materials, and the corrosion-resistant layer (12) is made of stainless steel materials.

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