CN204966146U - Fire -resistant power cable of middling pressure for coal mine - Google Patents
Fire -resistant power cable of middling pressure for coal mine Download PDFInfo
- Publication number
- CN204966146U CN204966146U CN201520648598.5U CN201520648598U CN204966146U CN 204966146 U CN204966146 U CN 204966146U CN 201520648598 U CN201520648598 U CN 201520648598U CN 204966146 U CN204966146 U CN 204966146U
- Authority
- CN
- China
- Prior art keywords
- power cable
- fireproof
- press
- outer jacket
- wall
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000003245 coal Substances 0.000 title abstract description 6
- 230000009970 fire resistant effect Effects 0.000 title abstract 2
- 239000000463 material Substances 0.000 claims abstract description 32
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000004020 conductor Substances 0.000 claims description 18
- 238000000926 separation method Methods 0.000 claims description 15
- 230000004888 barrier function Effects 0.000 claims description 9
- 239000000919 ceramic Substances 0.000 claims description 9
- 239000002131 composite material Substances 0.000 claims description 9
- 238000009413 insulation Methods 0.000 claims description 9
- 239000002184 metal Substances 0.000 claims description 9
- 229910052751 metal Inorganic materials 0.000 claims description 9
- 239000000779 smoke Substances 0.000 claims description 9
- 229910052736 halogen Inorganic materials 0.000 claims description 6
- 150000002367 halogens Chemical class 0.000 claims description 6
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 3
- 239000004698 Polyethylene Substances 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 238000004132 cross linking Methods 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims description 3
- 239000003063 flame retardant Substances 0.000 claims description 3
- 239000003365 glass fiber Substances 0.000 claims description 3
- 238000012856 packing Methods 0.000 claims description 3
- -1 polyethylene Polymers 0.000 claims description 3
- 229920000573 polyethylene Polymers 0.000 claims description 3
- 229920000098 polyolefin Polymers 0.000 claims description 3
- 229920002379 silicone rubber Polymers 0.000 claims description 3
- 239000000126 substance Substances 0.000 abstract description 9
- 230000017105 transposition Effects 0.000 abstract 2
- 238000001354 calcination Methods 0.000 description 6
- 230000000505 pernicious effect Effects 0.000 description 5
- 238000005065 mining Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 239000002817 coal dust Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Insulated Conductors (AREA)
Abstract
The utility model discloses a fire -resistant power cable of middling pressure for coal mine, sticis transposition conductive core including outer jacket and three group's copper cores, three group's copper cores sticis transposition conductive core and all are located the outer jacket. The utility model discloses have good material resources and chemical property, can adapt to the complex environment under the mine to have certain fire resistance, can produce pottery form casing when the cable burns, block the contact of cable inside and air, protected circuit safety.
Description
Technical field
The utility model relates to coal mine cable equipment technical field, specifically a kind of colliery with in press fireproof power cable.
Background technology
Along with the development in epoch, the production safety in colliery more and more comes into one's own.In the coal mining accident in China's past, gas, water and fire are all the main inducing of China's coal-mine accident, wherein because the accident of gas explosion is particularly outstanding, reach percent 47 of coal mining accident sum.Therefore the cable used within coal mines, all needs very high technical requirement.
The environmental condition of mining cable is complicated, and condition of work is harsh, and the region that gas and coal dust gather is very dangerous again, easily sets off an explosion, and causes serious loss of life or personal injury and property loss.Therefore, the requirement of mining cable is very strict, having under good material resources and chemical property, more needs good anti-flammability.
Summary of the invention
In order to solve the problems of the technologies described above, the utility model provide a kind of colliery with in press fireproof power cable.
The utility model solves its technical problem and realizes by the following technical solutions:
A kind of colliery with in press fireproof power cable, comprise three groups of copper cores and press stranded conductor wire core and outer jacket, described three groups of copper cores press stranded conductor wire core and are all positioned at outer jacket, the inwall of described outer jacket is provided with a fireproof oxygen-separation floor, the inwall of a described fireproof oxygen-separation floor is provided with belting layer, the outer wall that described copper core presses stranded conductor wire core is enclosed with conductor shield, the outer wall of described conductor shield is enclosed with insulating barrier, the outer wall of described insulating barrier is enclosed with insulation screen, the outer wall of described insulation screen is enclosed with metal screen layer, the outer wall of described metal screen layer wraps up No. two fireproof oxygen-separation floor, evenly packed layer is provided with in described outer jacket.
Described conductor shield and insulation screen are semi-conductive shielding material, and this material has good shielding.
Described insulating barrier is cross-linking polyethylene materials, the physics that this material tool is good and chemical property.
Described metal screen layer is copper strip shielding material, and its rate of putting up is not less than 15%, ensures its shield effectiveness.
A described fireproof oxygen-separation floor and No. two fireproof oxygen-separation floor form by ceramic composite band material; described ceramic composite strip is rolled by Ceramic silicon rubber and high temperature resistance glass fiber cloth to be composited; when high temperature sintering; ceramic-like housing can be produced; block cable inside and the contact of air, protect circuit safety.
Described packed layer is low smoke and zero halogen packing material, and this material has good physics and chemical property, has certain anti-flammability, and can not produce pernicious gas when calcination.
Described belting layer is low-smoke non-halogen flame-retardant band material, ensure that the roundness of cable.
Described outer jacket is low-smoke halide-free fireproof composite polyolefine material, and this material has good physics and chemical property, and has anti-flammability, can not produce pernicious gas when calcination.
The beneficial effects of the utility model are:
1, have good environmental-protecting performance, major part adopts recyclable material, can reuse;
2, there is good physics and chemical property, the complex environment under mine can be adapted to;
3, there is good fire resistance, and when by calcination, also can not produce pernicious gas;
4, there is good fail safe, ceramic-like housing can be produced when calcination, block cable inside and the contact of air, protect circuit safety.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is structural representation of the present utility model.
Embodiment
In order to make the purpose of this utility model, technical scheme and beneficial effect clearly, below in conjunction with accompanying drawing, preferred embodiment of the present utility model being described in detail, the utility model is described further, to facilitate the technical staff to understand.
As shown in Figure 1, a kind of colliery with in press fireproof power cable, comprise three groups of copper cores and press stranded conductor wire core 1 and outer jacket 10, described three groups of copper cores press stranded conductor wire core 1 and are all positioned at outer jacket 10, the inwall of described outer jacket 10 is provided with a fireproof oxygen-separation floor 9, the inwall of a described fireproof oxygen-separation floor 9 is provided with belting layer 8, the outer wall that described copper core presses stranded conductor wire core is enclosed with conductor shield 2, the outer wall of described conductor shield 2 is enclosed with insulating barrier 3, the outer wall of described insulating barrier 3 is enclosed with insulation screen 4, the outer wall of described insulation screen 4 is enclosed with metal screen layer 5, the outer wall of described metal screen layer 5 wraps up No. two fireproof oxygen-separation floor 6, packed layer 7 is evenly provided with in described outer jacket 10.
Described conductor shield 2 is semi-conductive shielding material with insulation screen 4, and this material has good shielding.
Described insulating barrier 3 is cross-linking polyethylene materials, the physics that this material tool is good and chemical property.
Described metal screen layer 5 is copper strip shielding material, and its rate of putting up is not less than 15%, ensures its shield effectiveness.
A described fireproof oxygen-separation floor 9 and No. two fireproof oxygen-separation floor 6 form by ceramic composite band material; described ceramic composite strip is rolled by Ceramic silicon rubber and high temperature resistance glass fiber cloth to be composited; when high temperature sintering; ceramic-like housing can be produced; block cable inside and the contact of air, protect circuit safety.
Described packed layer 7 is low smoke and zero halogen packing material, and this material has good physics and chemical property, has certain anti-flammability, and can not produce pernicious gas when calcination.
Described belting layer 8 is low-smoke non-halogen flame-retardant band material, ensure that the roundness of cable.
Described outer jacket 1 is low-smoke halide-free fireproof composite polyolefine material, and this material has good physics and chemical property, and has anti-flammability, can not produce pernicious gas when calcination.
What finally illustrate is, above preferred embodiment is only in order to illustrate the technical solution of the utility model and unrestricted, although be described in detail the utility model by above preferred embodiment, but those skilled in the art are to be understood that, various change can be made to it in the form and details, and not depart from the utility model claims limited range.
Claims (8)
1. a colliery with in press fireproof power cable, comprise three groups of copper cores and press stranded conductor wire core and outer jacket, it is characterized in that: described three groups of copper cores press stranded conductor wire core and are all positioned at outer jacket, the inwall of described outer jacket is provided with a fireproof oxygen-separation floor, the inwall of a described fireproof oxygen-separation floor is provided with belting layer, the outer wall that described copper core presses stranded conductor wire core is enclosed with conductor shield, the outer wall of described conductor shield is enclosed with insulating barrier, the outer wall of described insulating barrier is enclosed with insulation screen, the outer wall of described insulation screen is enclosed with metal screen layer, the outer wall of described metal screen layer wraps up No. two fireproof oxygen-separation floor, evenly packed layer is provided with in described outer jacket.
2. a kind of colliery according to claim 1 with in press fireproof power cable, it is characterized in that: described conductor shield and insulation screen are semi-conductive shielding material.
3. a kind of colliery according to claim 1 with in press fireproof power cable, it is characterized in that: described insulating barrier is cross-linking polyethylene materials.
4. a kind of colliery according to claim 1 with in press fireproof power cable, it is characterized in that: described metal screen layer is copper strip shielding material, and its rate of putting up is not less than 15%.
5. a kind of colliery according to claim 1 with in press fireproof power cable, it is characterized in that: a described fireproof oxygen-separation floor and No. two fireproof oxygen-separation floor form by ceramic composite band material, described ceramic composite strip is rolled by Ceramic silicon rubber and high temperature resistance glass fiber cloth to be composited.
6. a kind of colliery according to claim 1 with in press fireproof power cable, it is characterized in that: described packed layer is low smoke and zero halogen packing material.
7. a kind of colliery according to claim 1 with in press fireproof power cable, it is characterized in that: described belting layer is low-smoke non-halogen flame-retardant band material.
8. a kind of colliery according to claim 1 with in press fireproof power cable, it is characterized in that: described outer jacket is low-smoke halide-free fireproof composite polyolefine material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520648598.5U CN204966146U (en) | 2015-08-21 | 2015-08-21 | Fire -resistant power cable of middling pressure for coal mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520648598.5U CN204966146U (en) | 2015-08-21 | 2015-08-21 | Fire -resistant power cable of middling pressure for coal mine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204966146U true CN204966146U (en) | 2016-01-13 |
Family
ID=55061195
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520648598.5U Expired - Fee Related CN204966146U (en) | 2015-08-21 | 2015-08-21 | Fire -resistant power cable of middling pressure for coal mine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204966146U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105070396A (en) * | 2015-08-21 | 2015-11-18 | 安徽华星电缆集团有限公司 | Medium-voltage fireproof power cable for coal mine |
-
2015
- 2015-08-21 CN CN201520648598.5U patent/CN204966146U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105070396A (en) * | 2015-08-21 | 2015-11-18 | 安徽华星电缆集团有限公司 | Medium-voltage fireproof power cable for coal mine |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160113 |