CN204966127U - Tensile fire -retardant double -shielded gopher protected cable that blocks water - Google Patents
Tensile fire -retardant double -shielded gopher protected cable that blocks water Download PDFInfo
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- CN204966127U CN204966127U CN201520534500.3U CN201520534500U CN204966127U CN 204966127 U CN204966127 U CN 204966127U CN 201520534500 U CN201520534500 U CN 201520534500U CN 204966127 U CN204966127 U CN 204966127U
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- blocks water
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Abstract
The utility model discloses a tensile fire -retardant double -shielded gopher protected cable that blocks water relates to cable technical field, and solved the not good and cable of ordinary cable fire resistance shielding a little less than the moisture resistance and bitten broken the scheduling problem by the mouse easily, including strengthening the cable core, the enhancement cable core becomes the circumference outward and evenly is provided with 6 cable core lines, and the cable core solenoid is drawn together the conductor and is set up the insulating layer outside the conductor, and 6 cable core lines have set gradually internal shield layer, water blocking layer, fire -retardant layer, external shielding layer, hot pepper sketch map layer, armor, oversheath layer outward, compare with ordinary cable the utility model discloses the shielding of cable is effectual, and the fire -retardant protection against rodents that blocks water has simultaneously further prolonged the life of cable, reduces use cost.
Description
Technical field
The present invention relates to field of cables, relate to a kind of tension more specifically and to block water fire-retardant double shield rodent-resistant cable.
Background technology
The application of cable very wide, common is mainly used in electric power system, the information transmission system etc., the cable of power information comprises local cable, camera cable, light cable etc., mouse is rodent, tooth grows all the life, every day must keep its physiological habit with the tooth that the object quick abrasion fast-growing that bites is long, and the distinctive smell of plastics makes plastics become the long object that bites of muroid, mouse posts the dark corner staying in subterranean stream building more, cable tunnel, groove, cable shafts etc. all become the best place that mouse perches, therefore these cables are often bitten by mouse, damaged by rats is one of current main harm to cable, the cable that damaged by rats causes destroys mainly outer protective sleeve and will be worn and cause cable to intake, cause power failure, the situations such as communicating interrupt, damaged by rats is destroyed and is got rid of difficulty, also difficulty is brought to maintenance work, at present, the flame-retardant pull tension poor performance that blocks water of the cable of some, cable life is not long.
Summary of the invention
The present invention overcomes above-mentioned technical deficiency, provides a kind of waterproof, tension that pull resistance that is fire-retardant, that prevent damaged by rats is strong blocks water fire-retardant double shield rodent-resistant cable.
The present invention to achieve these goals concrete by the following technical solutions:
A kind of tension blocks water fire-retardant double shield rodent-resistant cable, comprise reinforcement cable core, strengthening cable core becomes even circumferential to be provided with 6 cores outward, core comprises conductor and is arranged on the insulating barrier outside conductor, article 6, be disposed with internal shield, water blocking layer, flame-retardant layer, outer shielding layer, capsicim layer, armour outside core, external sheath layer.
Further, described armour is that 0.15 ~ 0.2mm zinc-coated wire twists again and forms by diameter.
Further, oxidant layer, expansion waterproofing rope layer, radial moisture-proof layer are filled in the drying that described water blocking layer comprises from inside to outside, the described expansion line that blocks water comprises the basic unit of woven dacron and is bonded in particulate expandable in basic unit, and the material of particulate expandable is cellulose, acrylamide, acrylate copolymer.
Further, the material of described flame-retardant layer is low smoke and low halogen material.
Further, described internal shield is integral tin copper wire spiral wound screen, and outer shielding layer (5) is the nonmetal screen be made up of polyolefin and Carbon Black Conductive Composite.
Further, strengthen cable core for be made up of copper-coated aluminium composite material, the weight ratio of copper and aluminium is 3:1 ~ 6:1.
Oxidant layer, expansion waterproofing rope layer, radial moisture-proof layer are filled in the drying that described water blocking layer comprises from inside to outside, the basic unit that described expansion water blocking layer comprises woven dacron and the particulate expandable be bonded in basic unit, the material of particulate expandable is cellulose, acrylamide, acrylate copolymer.Absorbed when water enters into radial moisture-proof layer part water, when entering expansion waterproofing rope layer, moisture is rapidly absorbed, and expand after expanded granular water suction several times, space in expansion waterproofing rope layer filled up and stops moisture to enter, thus reach waterproof and dampproof object.
The material of described described flame-retardant layer is low smoke and low halogen material, mainly for polyvinyl chloride chlorosulfonated polyethylene bi-material, discharge capacity and the amount of being fuming that calcium carbonate and Firebrake ZB etc. can reduce the hydrogen chloride of flame-proof polyvinyl chloride is added in adjudicate two cases together ethene formula, thus raising Flame Retardancy, reduce the discharge capacity of halogen, acid mist, smog.
Beneficial effect of the present invention is as follows:
1. can bite capsicim layer after mouse son gnaws through oversheath; capsicim produces strong impulse to mouse, orders about mouse and abandons biting, even if capsicim layer will be worn; the armour of the inside stops mouse to bite further cable further, thus protection cable is by damaged by rats.
2. water blocking layer oxidant layer, expansion waterproofing rope layer are filled in drying, radial moisture-proof layer is triple blocks water, waterproof moisture-proof effect is good.
Accompanying drawing explanation
Fig. 1 is that a kind of tension of the present invention blocks water the structural representation of fire-retardant double shield rodent-resistant cable;
Reference numeral: 1-core, 1-1-conductor, 1-2-insulating barrier, 2-screen, 3-water blocking layer, 4-flame-retardant layer, 5-outer shielding layer, 6-capsicim layer, 7-armour, 8-external sheath layer, 9-strengthens cable core.
Embodiment
In order to those skilled in the art person better understands the present invention, below in conjunction with accompanying drawing and following examples, the present invention is described in detail.
Embodiment
As shown in Figure 1, the invention provides a kind of tension to block water fire-retardant double shield rodent-resistant cable, comprise and strengthen cable core 9, strengthen cable core 9 outer one-tenth even circumferential and be provided with 6 cores 1, core 1 comprises conductor 1-1 and is arranged on the insulating barrier 1-2 outside conductor 1-1, article 6, be disposed with internal shield 2, water blocking layer 3, flame-retardant layer 4, outer shielding layer 5, capsicim layer 6, armour 7 outside core 1, external sheath layer 8.
In the present embodiment, described armour 7 is that 0.15 ~ 0.2mm zinc-coated wire twists again and forms by diameter.
In the present embodiment, oxidant layer, expansion waterproofing rope layer, radial moisture-proof layer are filled in the drying that described water blocking layer 3 comprises from inside to outside, the described expansion line that blocks water comprises the basic unit of woven dacron and is bonded in particulate expandable in basic unit, and the material of particulate expandable is cellulose, acrylamide, acrylate copolymer.
In the present embodiment, the material of described flame-retardant layer 4 is low smoke and low halogen material.
In the present embodiment, described internal shield 2 is integral tin copper wire spiral wound screen, and outer shielding layer 5 is the nonmetal screens be made up of polyolefin and Carbon Black Conductive Composite.
In the present embodiment, (for be made up of copper-coated aluminium composite material, the weight ratio of copper and aluminium is 3:1 ~ 6:1 to strengthen cable core.
Can bite capsicim layer 6 after mouse son gnaws through oversheath 8 and armour 7, capsicim produces strong impulse to mouse, orders about mouse and abandons biting, thus protection cable is by damaged by rats; The basic unit that described water blocking layer 3 comprises woven dacron and the particulate expandable be bonded in basic unit, the material of particulate expandable is cellulose, acrylamide, acrylate copolymer, absorbed when water enters into radial moisture-proof layer part water, when entering expansion waterproofing rope layer, moisture is rapidly absorbed, expand after expanded granular water suction several times, space in expansion waterproofing rope layer is filled up and stops moisture to enter, triplely block water thus reach waterproof and dampproof object; The material of described flame-retardant layer 4 is low smoke and low halogen material, mainly for polyvinyl chloride chlorosulfonated polyethylene bi-material, discharge capacity and the amount of being fuming that calcium carbonate and Firebrake ZB etc. can reduce the hydrogen chloride of flame-proof polyvinyl chloride is added in adjudicate two cases together ethene formula, thus raising Flame Retardancy, reduce the discharge capacity of halogen, acid mist, smog, serve good flame retardant effect.
The above; be only preferred embodiment of the present invention, not in order to limit the present invention, scope of patent protection of the present invention is as the criterion with claims; the equivalent structure change that every utilization specification of the present invention and accompanying drawing content are done, in like manner all should be included in protection scope of the present invention.
Claims (3)
1. a tension blocks water fire-retardant double shield rodent-resistant cable, it is characterized in that, comprise and strengthen cable core (9), strengthening cable core (9) becomes even circumferential to be provided with 6 cores (1) outward, core (1) comprises conductor (1-1) and is arranged on conductor (1-1) insulating barrier outward (1-2), article 6, be disposed with internal shield (2), water blocking layer (3), flame-retardant layer (4), outer shielding layer (5), capsicim layer (6), armour (7) outside core (1), external sheath layer (8).
2. tension according to claim 1 blocks water fire-retardant double shield rodent-resistant cable, it is characterized in that, described armour (7) is that 0.15 ~ 0.2mm zinc-coated wire twists again and forms by diameter.
3. tension according to claim 1 blocks water fire-retardant double shield rodent-resistant cable, and it is characterized in that, the material of described flame-retardant layer (4) is low smoke and low halogen material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520534500.3U CN204966127U (en) | 2015-07-22 | 2015-07-22 | Tensile fire -retardant double -shielded gopher protected cable that blocks water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520534500.3U CN204966127U (en) | 2015-07-22 | 2015-07-22 | Tensile fire -retardant double -shielded gopher protected cable that blocks water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204966127U true CN204966127U (en) | 2016-01-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520534500.3U Expired - Fee Related CN204966127U (en) | 2015-07-22 | 2015-07-22 | Tensile fire -retardant double -shielded gopher protected cable that blocks water |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204966127U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109461535A (en) * | 2018-10-24 | 2019-03-12 | 江苏润华电缆股份有限公司 | The fire-retardant cable used for intelligent electric network of copper core polyethylene insulation |
-
2015
- 2015-07-22 CN CN201520534500.3U patent/CN204966127U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109461535A (en) * | 2018-10-24 | 2019-03-12 | 江苏润华电缆股份有限公司 | The fire-retardant cable used for intelligent electric network of copper core polyethylene insulation |
| CN109461535B (en) * | 2018-10-24 | 2024-06-07 | 江苏润华电缆股份有限公司 | Copper core polyethylene insulation flame-retardant cable for smart power grid |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160113 Termination date: 20160722 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |