CN204720181U - High stability wear-resistant cable - Google Patents
High stability wear-resistant cable Download PDFInfo
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- CN204720181U CN204720181U CN201520348346.0U CN201520348346U CN204720181U CN 204720181 U CN204720181 U CN 204720181U CN 201520348346 U CN201520348346 U CN 201520348346U CN 204720181 U CN204720181 U CN 204720181U
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Abstract
The utility model discloses a kind of high stability wear-resistant cable; Include center wire, described center wire also includes many inner cables, and described every bar inner cable includes conductor, and described conductor includes the wire of a plurality of strand diameter together at 0.4mm-0.6mm; Described conductor periphery is coated with the first semi-conductive shield; Tested by reality, the wire of the 0.4mm-0.6mm of setting, conductor reaches good effect in pliability, and meets the requirement of frequency conversion; And achieve good shield effectiveness by the first semi-conductive shield etc. arranged, and Stability Analysis of Structures is firm, durability is good, the low smoke, zero halogen irradiation cross-linking flame-retardant polyolefin sheath layer be provided with and be located at low smoke, zero halogen irradiation cross-linking flame-retardant polyolefin sheath layer has ethylene-tetrafluoroethylene copolymer resin bed, the utility model is had good smokeless, fire-retardant and wear-resistant characteristic.
Description
Technical field
The utility model relates to a kind of high stability wear-resistant cable.
Background technology
At present, along with developing rapidly of national economy, cable is widely used in various power station, such as, in the various field such as nuclear power station, thermal power station etc. and subway station, power plant, skyscraper building, military installations, oil platform, therefore, people to the quality of cable and the requirement of function also more and more higher; Common cable adopts Halogen material if PVC insulating barrier is as restrictive coating usually, its structure is not tight, it is crucial that once breaking out of fire BLV cable fire can produce a large amount of dense smoke, rescue personnel and the disaster-stricken common people often to be bottled up even death by suffocation by smog, rescue work is made to be difficult to carry out, rescue efficiency is low, and meanwhile, the burning of Halogen material can produce again a large amount of toxic gases and atmosphere pollution; In addition, single on current cable feature also needs to change, and therefore produces a kind of rational in infrastructure and the cable that can overcome above-mentioned shortcoming seems very urgent.
Summary of the invention
The purpose of this utility model is to overcome above-described shortcoming, provides a kind of wear-resisting, halogen-free cable.
For achieving the above object, concrete scheme of the present utility model is as follows: a kind of high stability wear-resistant cable, include center wire, described center wire also includes many inner cables, described every bar inner cable includes conductor, and described conductor includes the wire of a plurality of strand diameter together at 0.4mm-0.6mm; Described conductor periphery is coated with the first semi-conductive shield; Described first semi-conductive shield periphery is coated with the first insulator layer; Described first insulator layer periphery is coated with the second semi-conductive shield; Described second semi-conductive shield periphery is coated with the first copper strips layer; Described first copper strips layer periphery is coated with the first restrictive coating;
Described center wire also includes a soft cover, and all inner cables are bundled together by described soft cover;
Described center wire periphery is coated with the 3rd semi-conductive shield, and described 3rd semi-conductive shield is coated with the second insulator layer;
Also include low smoke, zero halogen irradiation cross-linking flame-retardant polyolefin sheath layer and be located at the ethylene-tetrafluoroethylene copolymer resin bed in low smoke, zero halogen irradiation cross-linking flame-retardant polyolefin sheath layer.
Wherein, described wire is copper wire; Described brass wire diameter is 0.5mm.
Wherein, described first semi-conductive shield and the second semi-conductive shield are the first semi-conductive shield and second semi-conductive shield of EVA semiconductor manufacturing.
Wherein, described first insulator layer is the first insulator layer that XLPE insulator manufactures.
Wherein, the 3rd screen is also provided with between described first copper strips layer and the second semi-conductive shield; Described 3rd screen comprises copper wire.
Wherein, be provided with the steel pipe silk that multiple cross section is rounded between described low smoke, zero halogen irradiation cross-linking flame-retardant polyolefin sheath layer and the second insulator layer, being provided with cross section in described each steel pipe silk is leg-of-mutton filler; The 4th screen is coated with outside described steel pipe silk; The second copper strips layer is coated with outside described 4th screen; Filler is filled with between described each steel pipe silk and low smoke, zero halogen irradiation cross-linking flame-retardant polyolefin sheath layer and the second insulator layer;
Wherein, the pipe arm of described low smoke, zero halogen irradiation cross-linking flame-retardant polyolefin sheath layer is provided with multiple dashpot vertically, described dashpot interval is arranged;
Wherein, the edge of described dashpot is provided with sawtooth;
Wherein, soft cover is that dacron thread is woven into rear coating and blocks water the body that colloid makes, and body cross section is made up of projection spaced apart and groove.
Of the present utility modelly effectively be: a kind of high stability wear-resistant cable, include center wire, described center wire also includes many inner cables, and described every bar inner cable includes conductor, and described conductor includes the wire of a plurality of strand diameter together at 0.4mm-0.6mm; Described conductor periphery is coated with the first semi-conductive shield; Described first semi-conductive shield periphery is coated with the first insulator layer; Described first insulator layer periphery is coated with the second semi-conductive shield; Described second semi-conductive shield periphery is coated with the first copper strips layer; Described first copper strips layer periphery is coated with the first restrictive coating; Tested by reality, the wire of the 0.4mm-0.6mm of setting, conductor reaches good effect in pliability, and meets the requirement of frequency conversion; And achieve good shield effectiveness by the first semi-conductive shield etc. arranged, and Stability Analysis of Structures is firm, durability is good, the low smoke, zero halogen irradiation cross-linking flame-retardant polyolefin sheath layer be provided with and the ethylene-tetrafluoroethylene copolymer resin bed be located in low smoke, zero halogen irradiation cross-linking flame-retardant polyolefin sheath layer, the utility model is had good smokeless, fire-retardant and wear-resistant characteristic.
Accompanying drawing explanation
Fig. 1 is sectional view of the present utility model;
Fig. 2 is the sectional view of inner cable of the present utility model;
Fig. 3 is the sectional view of conductor of the present utility model;
Fig. 4 is the schematic diagram of dashpot of the present utility model;
Description of reference numerals in Fig. 1 to Fig. 4:
11-conductor; 11a-wire; 12-first semi-conductive shield; 13-first insulator layer; 14-second semi-conductive shield; 15-first copper strips layer; 16-first restrictive coating;
The soft cover of 2-;
3-the 3rd semi-conductive shield;
4-second insulator layer;
5-steel pipe silk;
6-the 4th screen;
7-second copper strips layer;
8-low smoke, zero halogen irradiation cross-linking flame-retardant polyolefin sheath layer; 81-dashpot;
9-ethylene-tetrafluoroethylene copolymer resin bed.
Embodiment
Being described in further detail the utility model below in conjunction with the drawings and specific embodiments, is not that practical range of the present utility model is confined to this.
As shown in Figures 1 to 4, a kind of high stability wear-resistant cable described in the present embodiment, include center wire, described center wire also includes many inner cables, described every bar inner cable includes conductor 11, and described conductor 11 includes the wire 11a of a plurality of strand diameter together at 0.4mm-0.6mm; Described conductor 11 periphery is coated with the first semi-conductive shield 12; Described first semi-conductive shield 12 periphery is coated with the first insulator layer 13; Described first insulator layer 13 periphery is coated with the second semi-conductive shield 14; Described second semi-conductive shield 14 periphery is coated with the first copper strips layer 15; Described first copper strips layer 15 periphery is coated with the first restrictive coating 16; Described center wire also includes a soft cover 2, and all inner cables are bundled together by described soft cover 2; Described center wire periphery is coated with the 3rd semi-conductive shield 3, and described 3rd semi-conductive shield 3 is coated with the second insulator layer 4; The ethylene-tetrafluoroethylene copolymer resin bed 9 also including low smoke, zero halogen irradiation cross-linking flame-retardant polyolefin sheath layer 8 and be located in low smoke, zero halogen irradiation cross-linking flame-retardant polyolefin sheath layer 8.Tested by reality, the wire 11a of the 0.4mm-0.6mm of setting, conductor 11 reaches good effect in pliability, and meets the requirement of frequency conversion; And achieve good shield effectiveness by the first semi-conductive shield 12 etc. arranged, and Stability Analysis of Structures is firm, durability is good, the low smoke, zero halogen irradiation cross-linking flame-retardant polyolefin sheath layer 8 be provided with and the ethylene-tetrafluoroethylene copolymer resin bed 9 be located in low smoke, zero halogen irradiation cross-linking flame-retardant polyolefin sheath layer 8, the utility model is had good smokeless, fire-retardant and wear-resistant characteristic.
A kind of high stability wear-resistant cable described in the present embodiment, described wire 11a is copper wire; Described brass wire diameter is 0.5mm.Cross actual test, the wire 11a of the 0.5mm of setting, conductor 11 reaches good effect in pliability, and meet the requirement of frequency conversion and its compress effect preferably and also the bending angle of internal core wire maximum
A kind of high stability wear-resistant cable described in the present embodiment, described first semi-conductive shield 12 and the second semi-conductive shield 14 are the first semi-conductive shield 12 and the second semi-conductive shield 14 of EVA semiconductor manufacturing.This type of material is existing market common used material.EVA semi-conducting material is add carbon dust in EVA, and it has good characteristic of semiconductor, is suitable for cables manufacturing.
A kind of high stability wear-resistant cable described in the present embodiment, the first insulator layer 13 that described first insulator layer 13 manufactures for XLPE insulator; This type of material is existing market common used material, and insulation effect is good, and cost is low.
A kind of high stability wear-resistant cable described in the present embodiment, is also provided with the 3rd screen between described first copper strips layer 15 and the second semi-conductive shield 14; Described 3rd screen comprises copper wire.
A kind of high stability wear-resistant cable described in the present embodiment, be provided with the rounded steel pipe silk 5 in multiple cross section between described low smoke, zero halogen irradiation cross-linking flame-retardant polyolefin sheath layer 8 and the second insulator layer 4, being provided with cross section in described each steel pipe silk 5 is leg-of-mutton filler; The 4th screen 6 is coated with outside described steel pipe silk 5; The second copper strips layer 7 is coated with outside described 4th screen 6; Filler is filled with between described each steel pipe silk 5 and low smoke, zero halogen irradiation cross-linking flame-retardant polyolefin sheath layer 8 and the second insulator layer 4.
A kind of high stability wear-resistant cable described in the present embodiment, the pipe arm of described low smoke, zero halogen irradiation cross-linking flame-retardant polyolefin sheath layer 8 is provided with multiple dashpot 81 vertically, and described dashpot 81 interval is arranged; The edge of described dashpot 81 is provided with sawtooth; When dashpot 81 bends, sawtooth can effectively increase bending effect, prevents cable from breaking.
A kind of high stability wear-resistant cable described in the present embodiment, for dacron thread is woven into, rear coating blocks water the body that colloid makes soft cover 2, and body cross section is made up of projection spaced apart and groove.
The above is only a preferred embodiment of the present utility model, therefore changes according to the equivalence that structure, feature and the principle described in the utility model patent claim is done or modify, and is included in the protection range of the utility model patent application.
Claims (5)
1. a high stability wear-resistant cable, it is characterized in that: include center wire, described center wire also includes many inner cables, described every bar inner cable includes conductor (11), and described conductor (11) includes the wire (11a) of a plurality of strand diameter together at 0.4mm-0.6mm; Described conductor (11) periphery is coated with the first semi-conductive shield (12); Described first semi-conductive shield (12) periphery is coated with the first insulator layer (13); Described first insulator layer (13) periphery is coated with the second semi-conductive shield (14); Described second semi-conductive shield (14) periphery is coated with the first copper strips layer (15); Described first copper strips layer (15) periphery is coated with the first restrictive coating (16);
Described center wire also includes a soft cover (2), and all inner cables are bundled together by described soft cover (2);
Described center wire periphery is coated with the 3rd semi-conductive shield (3), and described 3rd semi-conductive shield (3) is coated with the second insulator layer (4);
Also include low smoke, zero halogen irradiation cross-linking flame-retardant polyolefin sheath layer (8) and be located at the ethylene-tetrafluoroethylene copolymer resin bed (9) in low smoke, zero halogen irradiation cross-linking flame-retardant polyolefin sheath layer (8);
Be provided with the steel pipe silk (5) that multiple cross section is rounded between described low smoke, zero halogen irradiation cross-linking flame-retardant polyolefin sheath layer (8) and the second insulator layer (4), being provided with cross section in described each steel pipe silk (5) is leg-of-mutton filler; The 4th screen (6) is coated with outside described steel pipe silk (5); The second copper strips layer (7) is coated with outside described 4th screen (6); Filler is filled with between described each steel pipe silk (5) and low smoke, zero halogen irradiation cross-linking flame-retardant polyolefin sheath layer (8) and the second insulator layer (4).
2. a kind of high stability wear-resistant cable according to claim 1, is characterized in that: described wire (11a) is copper wire; Described brass wire diameter is 0.5mm.
3. a kind of high stability wear-resistant cable according to claim 1, is characterized in that: the first semi-conductive shield (12) that described first semi-conductive shield (12) and the second semi-conductive shield (14) are EVA semiconductor manufacturing and the second semi-conductive shield (14).
4. a kind of high stability wear-resistant cable according to claim 1, is characterized in that: the first insulator layer (13) that described first insulator layer (13) manufactures for XLPE insulator.
5. a kind of high stability wear-resistant cable according to claim 1, is characterized in that: be also provided with the 3rd screen between described first copper strips layer (15) and the second semi-conductive shield (14); Described 3rd screen comprises copper wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520348346.0U CN204720181U (en) | 2015-05-27 | 2015-05-27 | High stability wear-resistant cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520348346.0U CN204720181U (en) | 2015-05-27 | 2015-05-27 | High stability wear-resistant cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204720181U true CN204720181U (en) | 2015-10-21 |
Family
ID=54319157
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520348346.0U Active CN204720181U (en) | 2015-05-27 | 2015-05-27 | High stability wear-resistant cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204720181U (en) |
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2015
- 2015-05-27 CN CN201520348346.0U patent/CN204720181U/en active Active
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |