CN209804311U - Steel-cored aluminum strand - Google Patents

Abstract

The utility model discloses an aluminum conductor steel reinforced, including the steel core line body, the aluminum conductor body, insulation support, the outside round of steel core line body is provided with the aluminum conductor body, the quantity of aluminum conductor body is six and uses steel core line body cross-section centre of a circle to distribute the range setting as central circumference, all be provided with the interstitial layer between each aluminum conductor body and the steel core line body outer wall, the lateral wall cladding cover of aluminum conductor body is equipped with insulation support, the interstitial layer intussuseption is filled with the heat-conducting layer, the outer wall of steel core line body is provided with first wearing layer, the outer wall of each aluminum conductor body is provided with the second wearing layer, insulation support's internal face is provided with the third wearing layer, insulation support's outer wall is provided with oxidation resisting layer, the last exhaust hole that is provided with. The heat discharge efficiency of the steel core wire body and the aluminum wire body outer wall surface generated by friction is improved, the wear resistance of the steel core wire body, the aluminum wire body and the insulating sleeve to each other friction surface is improved, and the oxidation resistance of the insulating sleeve outer wall surface is improved.

Description

Steel-cored aluminum strand

Technical Field

The utility model relates to an aluminum conductor steel reinforced technical field specifically is an aluminum conductor steel reinforced.

Background

The steel-cored aluminum strand is a reinforced wire formed by twisting a single-layer aluminum wire outside a galvanized steel core wire, wherein the galvanized steel core wire is arranged inside the center of the reinforced wire, and the aluminum wire is wound around the galvanized steel core wire in a twisting manner outside the reinforced wire, however,

1. When the existing steel-cored aluminum strand is used, if fixed ends at two ends of the existing steel-cored aluminum strand are pulled or shaken, the outer wall surface of the steel-cored wire body and the outer wall surface of the aluminum wire body inside the existing steel-cored aluminum strand can generate heat due to mutual friction, if the heat can not be discharged in time, the steel-cored wire body and the aluminum wire body can be heated and aged after a long time, and the heat discharge efficiency caused by the friction between the steel-cored wire body and the outer wall surface of the aluminum wire body is poor;

2. In addition, the outer wall surface of the steel core wire body, the outer wall surface of the aluminum wire body and the inner wall surface of the insulating sleeve rub against each other, the rubbing surfaces of the steel core wire body and the aluminum wire body are easy to age and wear-resistant, and the outer wall surface of the insulating sleeve is likely to be oxidized and even cracked when the insulating sleeve is exposed to the outside for a long time.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an aluminum conductor steel reinforced to solve the heat discharge efficiency that prior art exists to steel core line body and this external wall friction of aluminium wire produced relatively poor, the outer wall of steel core line body and this external wall of aluminium wire and the frictional surface of insulation support internal face the wearability of lower and the relatively poor problem of oxidation resistance of the outer wall of insulation support.

in order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an aluminum conductor steel reinforced, includes steel core line body, aluminum wire body, insulation support, the outside round of steel core line body is provided with the aluminum wire body, the quantity of aluminum wire body is six and uses steel core line body cross-section centre of a circle to distribute the setting as central circumference, all is provided with the interstitial layer between each aluminum wire body and the steel core line body outer wall, the lateral wall cladding cover of aluminum wire body is equipped with insulation support, the interstitial layer intussuseption is filled with the heat-conducting layer, the outer wall of steel core line body is provided with first wearing layer, and the outer wall of each aluminum wire body is provided with the second wearing layer, insulation support's internal face is provided with the third wearing layer, insulation support's outer wall is provided with the antioxidation layer, the last exhaust hole that is provided with of insulation support.

Preferably, the number of the heat exhausting holes is multiple and six groups of the heat exhausting holes are arranged, the six groups of the heat exhausting holes are distributed and arranged in a circumferential manner by taking the center of the section circle of the steel core wire body as the center, and each group of the heat exhausting holes are transversely arranged at a certain interval.

Preferably, the heat discharging holes penetrate through the anti-oxidation layer, the insulating sleeve and the third wear-resistant layer, and the tail end of the inner side of each heat discharging hole is arranged in the gap layer between the two aluminum wire bodies and is communicated with the heat conducting layer.

Preferably, the outer end of the heat discharge hole is in a conical funnel-shaped structure.

preferably, a waterproof breathable layer is arranged in the heat exhaust hole.

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

1. Through the heat conduction layer arranged on the clearance layer and the plurality of penetrating heat extraction hole structures arranged on the insulating conduit, when the steel-cored aluminum strand is used, the heat generated by the friction between the outer wall surface of the steel-cored wire body and the outer wall surface of the aluminum wire body inside the steel-cored aluminum strand can be quickly conducted and discharged aiming at the heat generated by the friction, so that the heat discharge efficiency generated by the friction between the steel-cored wire body and the outer wall surface of the aluminum wire body is effectively improved;

2. Through the wear-resistant layer structure and the oxidation resistant layer, when the outer wall surface of the steel core wire body, the outer wall surface of the aluminum wire body and the inner wall surface of the insulating sleeve rub against each other, the wear resistance of the rubbing surfaces of the steel core wire body and the aluminum wire body is improved, and the oxidation resistance of the outer wall surface of the insulating sleeve is improved.

drawings

FIG. 1 is a sectional view of the whole structure of the present invention;

Fig. 2 is a schematic plan view illustrating the distribution of heat discharging holes on the insulating sleeve according to the present invention.

In the figure: 1 steel core wire body, 101 first wearing layer, 2 aluminum wire body, 201 second wearing layer, 3 insulation support, 31 third wearing layer, 32 oxidation resisting layer, 4 clearance layer, 41 heat-conducting layer, 5 heat extraction holes, 6 waterproof ventilative layers.

Detailed Description

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 and fig. 2, the present invention provides a technical solution: a steel-cored aluminum stranded wire comprises a steel-cored wire body 1, aluminum wire bodies 2 and insulating sleeves 3, wherein the aluminum wire bodies 2 are arranged on the outer circle of the steel-cored wire body 1, the number of the aluminum wire bodies 2 is six, the aluminum wire bodies are distributed and arranged by taking the center of the cross section of the steel-cored wire body 1 as the center circumference, a gap layer 4 is arranged between each aluminum wire body 2 and the outer wall of the steel-cored wire body 1, the insulating sleeves 3 are wrapped and sleeved on the outer side wall of the aluminum wire body 2, the insulating sleeves 3 are made of plastic steel materials and have insulating property and are integrally in a strip-shaped tubular shape, during production and processing, the steel-cored wire body 1, the aluminum wire bodies 2 and the insulating sleeves 3 are integrally formed to be the steel-cored aluminum stranded wire body, the gap layer 4 is filled with a heat conduction layer 41, the heat conduction layer 41 is made of heat conduction silicone grease, and is a high heat conduction, the aluminum wire is filled into a clearance layer 4 between each aluminum wire body 2 and the outer wall of the steel core wire body 1, the heat conduction layer 41 can rapidly transfer heat generated by friction to the outside and discharge the heat through a plurality of arranged heat discharge holes 5, and rapid heat conduction and discharge can be realized aiming at the heat generated by friction, the outer wall surface of the steel core wire body 1 is provided with a first wear-resistant layer 101, the outer wall surface of each aluminum wire body 2 is provided with a second wear-resistant layer 201, the inner wall surface of the insulating sleeve 3 is provided with a third wear-resistant layer 31, the first wear-resistant layer 101, the second wear-resistant layer 201 and the third wear-resistant layer 31 are all TPU colloid coatings, the TPU colloid coatings have good wear resistance and are uniformly coated and bonded on the outer wall surfaces of the steel core wire body 1 and the aluminum wire body 2 and the inner wall surface of the insulating sleeve 3, the wear resistance of the friction surfaces of the steel core wire body and the aluminum wire body 2, the oxidation resistant layer 32 is a silicon dioxide coating layer and has good oxidation resistance, the oxidation resistant layer is uniformly sprayed on the outer wall surface of the insulating sleeve 3, the oxidation resistance of the outer wall surface of the insulating sleeve 3 is improved, heat discharging holes 5 are formed in the insulating sleeve 3, the number of the heat discharging holes 5 is multiple and six groups, the six groups of heat discharging holes 5 are distributed and arranged by taking the center of the section circle of the steel core wire body 1 as the center circumference, each group of heat discharging holes 5 are transversely arranged according to a certain interval, the heat discharging holes 5 penetrate through the oxidation resistant layer 32, the insulating sleeve 3 and the third wear-resistant layer 31, the tail end of the inner side of each heat discharging hole 5 is arranged on the clearance layer 4 between the two aluminum wire bodies 2 and is communicated with the heat conducting layer 41, and the heat at each position can be rapidly discharged by the heat discharging holes 5.

Referring to fig. 1 and 2, the outer end of the heat discharging hole 5 is a conical funnel-shaped structure, which can rapidly improve the heat discharging effect.

Referring to fig. 1 and 2, a waterproof and breathable layer 6 is disposed in the heat discharge hole 5, and the whole waterproof and breathable layer 6 is made of superfine fiber transparent filling collodion manufactured by electrostatic spinning, so that the heat can be discharged outwards, and external moisture can be prevented from entering the heat discharge hole 5.

The utility model discloses when concrete implementation: when fixed ends at two ends of the steel-cored aluminum strand are pulled or shaken, the outer wall surface of the steel-cored aluminum strand body 1 and the outer wall surface of the aluminum strand body 2 inside the steel-cored aluminum strand body can generate heat by mutual friction, the heat conduction layer 41 is heat conduction silicone grease which is a high heat conduction insulating organic silica gel material and is emulsion-shaped, the heat conduction layer is filled in the clearance layer 4 between each aluminum strand body 2 and the outer wall of the steel-cored aluminum strand body 1, the heat conduction layer 41 can rapidly transfer the heat generated by friction to the outside and discharges the heat through the plurality of heat discharge holes 5, rapid heat conduction and discharge can be realized aiming at the heat generated by friction, the heat discharge efficiency generated by the friction between the steel-cored aluminum strand body 1 and the outer wall surface of the aluminum strand body 2 is effectively improved, in addition, the first wear-resistant layer 101, the second wear-resistant layer 201 and the third wear-resistant layer 31 are TPU colloid coatings, the TPU colloid coatings have good wear resistance, and are uniformly coated and bonded on the outer wall surfaces of the steel-cored aluminum The inner wall surface improves the wear resistance of the friction surfaces, and the oxidation resistant layer 32 is a silica coating with good oxidation resistance, and is uniformly sprayed on the outer wall surface of the insulating sleeve 3, so that the oxidation resistance of the outer wall surface of the insulating sleeve 3 is improved.

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 (5)

1. The utility model provides an aluminum conductor steel reinforced, includes steel core body (1), aluminum wire body (2), insulation support (3), its characterized in that: the aluminum wire bodies (2) are arranged on the outer side of the steel core wire body (1) in a circle, the number of the aluminum wire bodies (2) is six, the aluminum wire bodies are distributed and arranged in a circle by taking the center of the cross section of the steel core wire body (1) as the center, a clearance layer (4) is arranged between each aluminum wire body (2) and the outer wall of the steel core wire body (1), the outer side wall of the aluminum wire body (2) is sheathed with an insulating sleeve (3) in a wrapping way, the clearance layer (4) is filled with a heat conduction layer (41), the outer wall surface of the steel core wire body (1) is provided with a first wear-resistant layer (101), the outer wall surface of each aluminum wire body (2) is provided with a second wear-resistant layer (201), a third wear-resistant layer (31) is arranged on the inner wall surface of the insulating sleeve (3), the outer wall surface of the insulating sleeve (3) is provided with an anti-oxidation layer (32), and the insulating sleeve (3) is provided with a heat-discharging hole (5).

2. the aluminum conductor steel reinforced as recited in claim 1, wherein: the number of the heat discharge holes (5) is a plurality of six groups, the six groups of heat discharge holes (5) are distributed and arranged on the circumference by taking the center of the section circle of the steel core wire body (1) as the center, and the heat discharge holes (5) of each group are transversely arranged at a certain interval.

3. An aluminum conductor steel reinforced as claimed in claim 1 or 2, wherein: the heat discharging holes (5) penetrate through the anti-oxidation layer (32), the insulating sleeve (3) and the third wear-resistant layer (31), and the tail end of the inner side of each heat discharging hole (5) is arranged on the gap layer (4) between the two aluminum wire bodies (2) and is communicated with the heat conducting layer (41).

4. An aluminum conductor steel reinforced as claimed in claim 1 or 2, wherein: the outer side end of the heat discharge hole (5) is of a conical funnel-shaped structure.

5. The aluminum conductor steel reinforced as recited in claim 1, wherein: and a waterproof breathable layer (6) is arranged in the heat discharge hole (5).