CN202189576U

CN202189576U - Composite cable

Info

Publication number: CN202189576U
Application number: CN2011203133435U
Authority: CN
Inventors: 李永辉; 李章学
Original assignee: EASTERN SICHUAN CABLE CO Ltd
Current assignee: EASTERN SICHUAN CABLE CO Ltd
Priority date: 2011-08-24
Filing date: 2011-08-24
Publication date: 2012-04-11
Anticipated expiration: 2021-08-24

Abstract

The utility model provides a composite cable, which comprises a laying-up cable core and an outer sheath layer. The laying-up cable core comprises a power supply line, a control line, a network line, a video line, center fillings, edge fillings and a lapping layer, wherein the power supply line, the control line, the network line and the video line are stranded and then wrapped in the lapping layer by the lapping layer, the center fillings are filled in a gap formed after the power supply line, the control line, the network line and the video line are stranded, and the edge fillings are filled in a space encircled by any two lines of the power supply line, the control line, the network line and the video line and the lapping layer. The composite cable reduces pavement cost, and is favorable for routine maintenance and management simultaneously.

Description

A kind of composite cable

Technical field

The utility model relates to signal transmission and power transmission technology field, relates in particular to a kind of composite cable.

Background technology

City management is the focus that people pay close attention to for a long time; The height of urban management level; Directly have influence on people's production and life; Particularly increasing in current urban development, population gets more and more, traffic is more and more blocked up, and under the overall background that the relevant issues of city management are more and more given prominence to, the modern city management seems particularly important and urgent.How to find the problem in the city management fast; And dispose timely and effectively; Mentioned city management worker's agenda, the managing numeralization city pattern that interconnects Network Based is arisen at the historic moment, and each big city is all in pilot managing numeralization city new model progressively.

Managing numeralization city need be collected the various information of city management, and these information are leaned on cable transmission usually, and present cable feature is more single; Be used for transmitting and the distribution electric energy like power cable, control cable is used for transmitting signals such as control, measurement, and these cables can only be used for the transmission of this area signal; And managing numeralization city need be collected various information; This just means that different types of information will use different cable transmission, promptly need use many multiple cable transmission various information, finally causes using the quantity of cable more; And the cost of cabling is high, is unfavorable for regular maintenance and management simultaneously.

The utility model content

In view of this, the utility model provides a kind of composite cable, in order to solve the problem that the cable usage quantity is many, laid down cost is high.

A kind of composite cable comprises: become cable core and external sheath layer, become cable core to comprise power line, control line, grid line, video line, center filler, edge filler and lapping layer;

The stranded back of said power line, control line, grid line and video line is wrapped in its inside by lapping layer;

Said center filler is filled in said power line, control line, grid line, the video line space after stranded, and said edge filler is filled in the space that any two lines and lapping layer surround in said power line, control line, grid line, the video line.

Said center filler comprises the protective layer of strengthening core and parcel strengthening core.

Said power line comprises mains isolation core group and is wrapped in its outer power line lapping layer.

Said mains isolation core group is by at least two stranded forming of mains isolation core.Said control line comprises control insulated wire cores group, is wrapped in the outside interior lapping layer of control insulated wire cores group, is wrapped in the outside screen of interior lapping layer and is wrapped in the outside outer lapping layer of screen.

Insulated wire cores is stranded forms by at least two controls for said control insulated wire cores group.

Said grid line is made up of two network cables.

Said network cable is the FTP5E type network cable that meets the YD/T1019 standard.

Said video line is made up of a coaxial cable.

Said coaxial cable is the SYWV-75 type coaxial cable that meets the SJ/T11138 standard-required.

The composite cable that the utility model provides concentrates on power line, control line, video line and grid line in the cable; This makes a cable have the function of the multiple signal of transmission; Save the cable space and laid down cost has been installed, helped regular maintenance and management simultaneously.

Description of drawings

The one-tenth cable core structural representation of the composite cable that Fig. 1 provides for the utility model;

Power line structure sketch map in the one-tenth cable core of the composite cable that Fig. 2 provides for the utility model;

Power line structure sketch map in the one-tenth cable core of the composite cable that Fig. 3 provides for the utility model;

Control line structural representation in the one-tenth cable core of the composite cable that Fig. 4 provides for the utility model;

Control line structural representation in the one-tenth cable core of the composite cable that Fig. 5 provides for the utility model;

The fire safe type composite cable structural representation that Fig. 6 provides for the utility model;

The one-tenth cable core center packing structure sketch map of the composite cable that Fig. 7 provides for the utility model.

Embodiment

Below in conjunction with accompanying drawing the content of the utility model is described, following description only is exemplary and indicative, any restriction should not arranged to the protection range of the utility model.

The composite cable that the utility model embodiment provides comprises into the cable core external sheath layer outside with being wrapped in into cable core.Become cable core as shown in Figure 1, comprise power line 11, control line 12, video line 13, grid line 14, center filler 15, edge filler 16 and lapping layer 17.Power line 11, control line 12, grid line 13 and video line 14 are twisted into one, and lapping layer 17 is wrapped in its inside with stranded all-in-one-piece power line 11, control line 12, grid line 13 and video line 14; Center filler 15 is filled in power line 11, control line 12, grid line 13, video line 14 space after stranded; Edge filler 16 is filled in the space that any two lines and lapping layer surround in power line 11, control line 12, grid line 13, the video line 14.

In Fig. 1, power line 11, control line 12, video line 13, grid line 14 are followed successively by by counterclockwise sequence arrangement: power line 11, control line 12, video line 13, grid line 14.In the present embodiment, do not limit the distributing order of power line 11, control line 12, video line 13 and grid line 14, so long as this is several partly integrated in a cable, all be the scope of the utility model protection.

Fig. 2 is a kind of preferred concrete structure sketch map of power line 11, and is as shown in Figure 2, and the power line 11 of this structure comprises mains isolation core group 21 and power line lapping layer 22.Power line lapping layer 22 is wrapped in its inside with mains isolation core group 21.Mains isolation core group 21 is by 3 stranded forming of mains isolation core.In the present embodiment, mains isolation core group 21 is preferably 3 stranded forming of mains isolation core, and the quantity that present embodiment does not limit mains isolation core in the mains isolation core group 21 is 3, also can be 2,4 or 5.

Fig. 3 is a kind of preferred concrete structure sketch map of mains isolation core, and the mains isolation core among Fig. 3 all is made up of power line conductor 31 and the power lines insulation 32 that is wrapped in power line conductor 31 outsides.

Fig. 4 is a kind of preferred concrete structure sketch map of control line 12, and is as shown in Figure 4, and this control line 12 comprises control insulated wire cores group 41, interior lapping layer 42, screen 43 and outer lapping layer 44.Interior lapping layer 42 will be controlled insulated wire cores group 41 and be wrapped in its inside, and screen 43 is wrapped in its inside with interior lapping layer 42, and outer lapping layer 44 is wrapped in its inside with screen 43.Insulated wire cores is stranded forms by at least two controls for control insulated wire cores group 41; Fig. 5 is a kind of preferred concrete structure sketch map of control insulated wire cores, and the control insulated wire cores among Fig. 5 all is made up of control line conductor 51 and the control lines insulation 52 that is wrapped in control line conductor 51 outsides.

Video line 14 is made up of a coaxial cable, and in the present embodiment, the coaxial cable that is used for video line 14 is the SYWV-75 type coaxial cable that meets the SJ/T11148 standard-required.In the present embodiment, do not limit the model of coaxial cable, as long as satisfy the video transmission requirement.

Grid line can be made up of two network cables, and in the present embodiment, network cable is the FTP5E type network cable that meets the YD/T1019 standard.Present embodiment does not limit the model of network cable, requires as long as satisfy Network Transmission.

Center filler 15 and edge filler 16 generally by polypropylene mesh tear rope, glass rope, mineral wool rope, the cables such as packing that extrude form with packing material.

Further; When composite cable has specific (special) requirements; When having flexibility to require when composite cable, the power line conductor 31 of power line 11 and the control line conductor 51 of control line 12 are selected the 5th type of copper conductor that meets the GB/T3956 standard-required for use, and rubber composition is selected in the power line insulation 32 of power line 11 and the control line insulation 52 of control line 12 for use; The video line conductor adopts multiply soft copper silk, becomes the outside external sheath layer of cable core to adopt the rubber mixture; When composite cable has fire-retardant the requirement; Become the outside external sheath layer of cable core to adopt the fire retardant jacket mixture; Become the lapping layer 17 of cable core to adopt glass fibre belt; Become the center filler 15 of cable core to adopt the glass rope, do not limit the employed material of filler at this, so long as the anti-flammability packing material gets final product with edge filler 16; Fig. 6 is a fire safe type construction of cable sketch map; When composite cable has the fire resistance requirement; As shown in Figure 6; Should between the lapping layer of flame retardant type

cable jacket layer

61 and 61 times one-tenth of external sheath layer cable core 62, extrude the flame retardant coating 63 that one deck is made up of ceramic silicon rubber, above-mentioned fire-retardant sexual type cable is the composite cable when satisfying fire-retardant the requirement.

When specific (special) requirements is arranged, can adopt the concrete structure of the center filler shown in Fig. 7, in Fig. 7, center filler 15 comprises strengthening core 71 and protective layer 72, protective layer 72 is wrapped in its inside with strengthening core 71.

When composite cable had different particular requirement, the packing material that center filler 15 is selected for use was different.When having hard intensity to require when composite cable, the center is filled 15 strengthening core 71 and is adopted steel wire rope or lace cords, and the center is filled 15 protective layer 72 and adopted and extrude the sheath mixture; When composite cable had hard intensity and fire-retardant or fire resistance requirement, 15 strengthening core 71 employing steel wire rope or lace cords were filled at the center, and the protective layer 72 of center filling 15 adopts and extrudes the fire retardant jacket mixture; When composite cable had hard intensity and flexibility to require, 15 strengthening core 71 employing steel wire rope or lace cords were filled at the center, and the protective layer 72 of center filling 15 adopts and extrudes the rubber mixture.

To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the utility model.Multiple modification to these embodiment will be conspicuous concerning those skilled in the art, and defined General Principle can realize under the situation of spirit that does not break away from the utility model or scope in other embodiments among this paper.Therefore, the utility model will can not be restricted to these embodiment shown in this paper, but will meet and principle disclosed herein and features of novelty the wideest corresponding to scope.

Claims

1. a composite cable comprises: become cable core and external sheath layer, it is characterized in that said one-tenth cable core comprises power line, control line, grid line, video line, center filler, edge filler and lapping layer;

2. composite cable according to claim 1 is characterized in that, said center filler comprises the protective layer of strengthening core and parcel strengthening core.

3. composite cable according to claim 1 is characterized in that, said power line comprises mains isolation core group and is wrapped in its outer power line lapping layer.

4. composite cable according to claim 3 is characterized in that, said mains isolation core group is by at least two stranded forming of mains isolation core.

5. composite cable according to claim 1; It is characterized in that said control line comprises control insulated wire cores group, is wrapped in the outside interior lapping layer of control insulated wire cores group, is wrapped in the outside screen of interior lapping layer and is wrapped in the outside outer lapping layer of screen.

6. composite cable according to claim 5 is characterized in that, insulated wire cores is stranded forms by at least two controls for said control insulated wire cores group.

7. composite cable according to claim 1 is characterized in that, said grid line is made up of two network cables.

8. composite cable according to claim 7 is characterized in that, said network cable is the FTP5E type network cable that meets the YD/T1019 standard.

9. composite cable according to claim 1 is characterized in that, said video line is made up of a coaxial cable.

10. composite cable according to claim 9 is characterized in that, said coaxial cable is the SYWV-75 type coaxial cable that meets the SJ/T11138 standard-required.