CN204348379U - Adopt the Novel flat structural cable of ceramoplastic - Google Patents

Abstract

The utility model relates to a kind of Novel flat structural cable adopting ceramoplastic, by four strands of cable cores, calcium carbonate-filled and locating sleeve forms, the cross section of cable core is equilateral triangle, cable core is by conductive core line, puncture nail and ceramoplastic layer composition, conductive core line is wrapped up by ceramoplastic layer, conductive core line is made up of six strands of conductors, from cross section, six strands of conductors are that equilateral triangle is arranged in parallel, every three strands of conductors lay respectively at three limits of equilateral triangle, locating sleeve is made up of upper cage plate and lower cage plate, there is outstanding position at the edge of upper cage plate, the edge of lower cage plate is fluted, outstanding position and the groove of lower cage plate of upper cage plate are mutually fitted and fixed with and are connected cage plate and lower cage plate, upper cage plate and lower cage plate chimeric encirclement four strands of cable cores and calcium carbonate-filled mutually, upper cage plate and lower the cage plate mutually chimeric cross section surrounding space are isosceles trapezoid, four strands of adjacent between two cable cores are also separated in the calcium carbonate-filled centre position being positioned at isosceles trapezoid.

Description

Adopt the Novel flat structural cable of ceramoplastic

Technical field

The utility model relates to field of cable technology, relates to a kind of Novel flat structural cable adopting ceramoplastic or rather.

Background technology

Cable often adopts stranded conductor system of twisting to form, therefore need large-scale equipment carry out strand system, investment is large, costly, in addition, current cable core often adopts plastic material to wrap up, limit the application of cable under fire hazard environment, make cable inside often easily occur the phenomenon of short circuit, and then under the environment burnt, short circuit is often conducive to the expansion of the intensity of a fire, limits the application security of cable.

As can be seen here, above-mentioned existing cable still existing defects, and urgently improved.

Summary of the invention

Technical problem underlying to be solved in the utility model is, overcomes the defect that existing cable exists, and provides a kind of Novel flat structural cable adopting ceramoplastic, overcomes the defect that existing cable exists, and improves the fire resistance of cable.

The utility model solves its technical problem underlying and realizes by the following technical solutions.According to the Novel flat structural cable of the employing ceramoplastic that the utility model proposes, by four strands of cable cores, calcium carbonate-filled and locating sleeve forms, the cross section of cable core is equilateral triangle, cable core is by conductive core line, puncture nail and ceramoplastic layer composition, conductive core line is wrapped up by ceramoplastic layer, conductive core line is made up of six strands of conductors, from cross section, six strands of conductors are that equilateral triangle is arranged in parallel, every three strands of conductors lay respectively at three limits of equilateral triangle, in the position of puncture nail puncture, puncture nail punctures through the three strands of conductors being positioned at position, an equilateral triangle limit along the direction on an equilateral triangle limit, in the position of three puncture nails puncture of continuous adjacent, article three, three limits of parallel equilateral triangle are successively followed closely in puncture, locating sleeve is made up of upper cage plate and lower cage plate, there is outstanding position at the edge of upper cage plate, the edge of lower cage plate is fluted, outstanding position and the groove of lower cage plate of upper cage plate are mutually fitted and fixed with and are connected cage plate and lower cage plate, upper cage plate and lower cage plate chimeric encirclement four strands of cable cores and calcium carbonate-filled mutually, upper cage plate and lower the cage plate mutually chimeric cross section surrounding space are isosceles trapezoid, calcium carbonate-filled cross section is equilateral triangle, four strands of adjacent between two cable cores are also separated in the calcium carbonate-filled centre position being positioned at isosceles trapezoid.

Better, above-mentioned puncture nail circular in cross-section, the fluted ring in surface of puncture nail.

Better, in the position of three puncture nails puncture of continuous adjacent, the spacing distance of above-mentioned puncture nail is 1.5 times of the square root numerical value of conductive core line cross-sectional area to 3 times.

Better, the A/F of above-mentioned groove ring is 0.05 times of the square root numerical value of conductive core line cross-sectional area to 0.09 times.

Better, the axis direction that the direction that above-mentioned puncture nail punctures extends perpendicular to conductor.

Better, above-mentioned puncture nail has sharp-pointed most advanced and sophisticated position.

Better, above-mentioned conductor is made up of conductive copper wire system of twisting.

Better, the longitudinal length of above-mentioned locating sleeve is 20 times of the square root numerical value of conductive core line cross-sectional area to 100 times.

The Novel flat structural cable of employing ceramoplastic described in the utility model, its beneficial effect produced is: ceramoplastic is a kind of high temperature resistant baked wheaten cake and has good flexible new material, ceramoplastic is adopted to carry out conductive core line wrapping up the destruction that effectively can completely cut off and burn conductive core line, conductive core line adopts conductor composition arranged in parallel instead of strand system, this reduces the cost that strand operation processed is brought, it also avoid strand simultaneously and make the internal stress brought to conductive core line, the conductor burning Fracture is avoided to destroy outer field ceramoplastic owing to twisting the release of stress processed, with the fixing each stock conductor of puncture nail, the movement of conductor at horizontal direction can be retrained, conductor can be given again in longitudinally certain degree of freedom, so just can avoid the concentrated release at cable bend position stress, also conductor can be reduced to ceramoplastic stress, evade the defect of ceramoplastic be full of cracks, locating sleeve is fixed and is separated two strands of cable cores, short circuit after heart yearn can be avoided in baked wheaten cake to touch, and eliminates the processing procedure of extrusion molding simultaneously, reduce cost, and can adapt to the requirement of customization more easily in cable molding process.Locating sleeve can provide constraint for cable, convenient-laying, calcium carbonate-filled be positioned at isosceles trapezoid centre position and separate four strands of adjacent between two cable cores, collapsing of short circuit and cable can be prevented under environment burning.

Accompanying drawing explanation

Fig. 1 is the schematic diagram of the show cross section plane position of cable core of the present utility model.

Fig. 2 is that Fig. 1 is at the schematic cross-section of nail position A that do not puncture.

Fig. 3 is the schematic cross-section of Fig. 1 first puncture nail position B in three continuously puncture nail position.

Fig. 4 is the schematic cross-section of Fig. 1 second puncture nail position C in three continuously puncture nail position.

Fig. 5 is the schematic cross-section of Fig. 1 the 3rd puncture nail position D in three continuously puncture nail position.

Fig. 6 is the schematic diagram of puncture nail of the present utility model.

Fig. 7 is the cross sectional representation of locating sleeve position of the present utility model.

Fig. 8 is the cross sectional representation after the upper cage plate of locating sleeve of the present utility model is separated.

Fig. 9 is schematic top plan view of the present utility model.

Description of reference numerals: 1, conductor; 2, ceramoplastic layer; 3, puncture nail; 4, the opening of groove ring; 5, cable core; 6, upper cage plate; 7, lower cage plate; 8, locating sleeve; 9, outstanding position; 10, groove; 11, calcium carbonate-filled.

Embodiment

Below in conjunction with accompanying drawing and preferred embodiment, to according to its embodiment, structure, feature and the effect thereof that the utility model proposes, be described in detail as follows.

Refer to shown in Fig. 1 to Fig. 9, the Novel flat structural cable of employing ceramoplastic of the present utility model, by four strands of cable cores 5, calcium carbonate-filled 11 and locating sleeve 8 form, the cross section of cable core 5 is equilateral triangle, cable core is by conductive core line, puncture nail 3 and ceramoplastic layer 2 form, conductive core line is wrapped up by ceramoplastic layer 2, conductive core line is made up of six strands of conductors 1, from cross section, six strands of conductors 1 are arranged in parallel in equilateral triangle, every three strands of conductors 1 lay respectively at three limits of equilateral triangle, in the position that puncture nail 3 punctures, puncture nail 3 punctures through the three strands of conductors 1 being positioned at position, an equilateral triangle limit along the direction on an equilateral triangle limit, in the position that three puncture nails 3 of continuous adjacent puncture, article three, to puncture three limits of nail 3 parallel equilateral triangle successively, locating sleeve 8 is made up of upper cage plate 6 and lower cage plate 7, there is outstanding position 9 at the edge of upper cage plate 6, the edge fluted 10 of lower cage plate 7, outstanding position 9 and the groove 10 of lower cage plate 7 of upper cage plate 6 are mutually fitted and fixed with and are connected cage plate 6 and lower cage plate 7, upper cage plate 6 and lower cage plate 7 be chimeric encirclement four strands of cable cores 5 and calcium carbonate-filled 11 mutually, upper cage plate 6 and lower the cage plate 7 mutually chimeric cross section surrounding space are isosceles trapezoid, the cross section of calcium carbonate-filled 11 is equilateral triangle, calcium carbonate-filled 11 are positioned at the centre position of isosceles trapezoid and separate four strands of adjacent between two cable cores 5.Puncture nail 3 circular in cross-section, the fluted ring in surface of puncture nail 3.In the position that three puncture nails 3 of continuous adjacent puncture, the spacing distance of puncture nail 3 is 1.5 times of the square root numerical value of conductive core line cross-sectional area to 3 times.Opening 4 width of groove ring is 0.05 times of the square root numerical value of conductive core line cross-sectional area to 0.09 times.The axis direction that the direction that puncture nail 3 punctures extends perpendicular to conductor 1.Puncture nail 3 has sharp-pointed most advanced and sophisticated position.Conductor 1 is made up of conductive copper wire system of twisting.The longitudinal length of locating sleeve 8 is 20 times of the square root numerical value of conductive core line cross-sectional area to 100 times.

The above, it is only preferred embodiment of the present utility model, not any pro forma restriction is done to the utility model, every above embodiment is done according to technical spirit of the present utility model any simple modification, equivalent variations and modification, all still belong in the scope of technical solutions of the utility model.

Claims (8)

1. adopt the Novel flat structural cable of ceramoplastic, it is characterized in that: the Novel flat structural cable of described employing ceramoplastic is by four strands of cable cores, calcium carbonate-filled and locating sleeve forms, the cross section of described cable core is equilateral triangle, described cable core is by conductive core line, puncture nail and ceramoplastic layer composition, described conductive core line is wrapped up by ceramoplastic layer, described conductive core line is made up of six strands of conductors, from cross section, six strands of conductors are that equilateral triangle is arranged in parallel, every three strands of conductors lay respectively at three limits of equilateral triangle, in the position of puncture nail puncture, puncture nail punctures through the three strands of conductors being positioned at position, an equilateral triangle limit along the direction on an equilateral triangle limit, in the position of three puncture nails puncture of continuous adjacent, article three, three limits of parallel equilateral triangle are successively followed closely in puncture, described locating sleeve is made up of upper cage plate and lower cage plate, there is outstanding position at the edge of described upper cage plate, the edge of described lower cage plate is fluted, outstanding position and the groove of lower cage plate of described upper cage plate are mutually fitted and fixed with and are connected cage plate and lower cage plate, described upper cage plate and lower cage plate chimeric encirclement four strands of cable cores and calcium carbonate-filled mutually, described upper cage plate and lower the cage plate mutually chimeric cross section surrounding space are isosceles trapezoid, described calcium carbonate-filled cross section is equilateral triangle, four strands of adjacent between two cable cores are also separated in the described calcium carbonate-filled centre position being positioned at isosceles trapezoid.

2. the Novel flat structural cable of employing ceramoplastic according to claim 1, is characterized in that: described puncture nail circular in cross-section, the fluted ring in surface of described puncture nail.

3. the Novel flat structural cable of employing ceramoplastic according to claim 1, it is characterized in that: in the position of three puncture nails puncture of continuous adjacent, the spacing distance of described puncture nail is 1.5 times of the square root numerical value of conductive core line cross-sectional area to 3 times.

4. the Novel flat structural cable of employing ceramoplastic according to claim 2, is characterized in that: the A/F of described groove ring is 0.05 times of the square root numerical value of conductive core line cross-sectional area to 0.09 times.

5. the Novel flat structural cable of employing ceramoplastic according to claim 1, is characterized in that: the axis direction that the direction that described puncture nail punctures extends perpendicular to conductor.

6. the Novel flat structural cable of employing ceramoplastic according to claim 1, is characterized in that: described puncture nail has sharp-pointed most advanced and sophisticated position.

7. the Novel flat structural cable of employing ceramoplastic according to claim 1, is characterized in that: described conductor is made up of conductive copper wire system of twisting.

8. the Novel flat structural cable of employing ceramoplastic according to claim 1, is characterized in that: the longitudinal length of described locating sleeve is 20 times of the square root numerical value of conductive core line cross-sectional area to 100 times.