CN105702365A - Overload warning power cable - Google Patents
Overload warning power cable Download PDFInfo
- Publication number
- CN105702365A CN105702365A CN201610276581.0A CN201610276581A CN105702365A CN 105702365 A CN105702365 A CN 105702365A CN 201610276581 A CN201610276581 A CN 201610276581A CN 105702365 A CN105702365 A CN 105702365A
- Authority
- CN
- China
- Prior art keywords
- cable
- overload
- core
- power cable
- alarm power
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/32—Insulated conductors or cables characterised by their form with arrangements for indicating defects, e.g. breaks or leaks
- H01B7/324—Insulated conductors or cables characterised by their form with arrangements for indicating defects, e.g. breaks or leaks comprising temperature sensing means
Abstract
The invention discloses an overload warning power cable which comprises cable cores, protection layers and fillers, wherein each cable core comprises a plurality of core wires; each core wire comprises a conductor; the conductors are coated with insulating layers; the protection layers coat the cable cores; each protection layer is provided with a wrapping tape layer and an outer protective layer from inside to outside; the fillers are filled between the cable cores and the protection layers; a four-core analog quantity fixed-temperature type temperature sensing cable is arranged among the cable cores; the four-core analog quantity fixed-temperature type temperature sensing cable extends in the axis directions of the cable cores; and the end part of the four-core analog quantity fixed-temperature type temperature sensing cable is connected with a detector. According to the power cable, the fire and property damage, which are caused by a cable overload, can be effectively avoided, and loss of various raw materials is reduced.
Description
Technical field
The present invention relates to a kind of cable, particularly relate to a kind of overload-alarm power cable。
Background technology
Current power cable simply have employed conductor, insulation and shielding layer structure, in use, if thermal overload situation occurs in cable, it is impossible to effectively monitor, causes that last cable thermal breakdown causes a large amount of loss。
Summary of the invention
For deficiency existing in prior art, the invention provides a kind of overload-alarm power cable。
For achieving the above object, present invention employs following technical scheme: a kind of overload-alarm power cable, including:
Cable core, described cable core includes some heart yearns, and described heart yearn includes conductor, described conductor outer wrapping insulating barrier；
Protective layer, it is wrapped in outside described cable core, and described protective layer is had belting layer and outer jacket outward by interior；
Obturator, it is filled between described cable core and described protective layer；It is characterized in that,
Arranging four core analog quantity temp.-determined type temperature sensing cables between described cable core, described four core analog quantity temp.-determined type temperature sensing cables extend along described cable core axis direction, and end is connected with detector。
Further, described detector is connected to alarm device and/or cable power roof-cut resistence。
Further, described cable core has three heart yearns, and described three heart yearns are triangle disposition distribution, and described four core analog quantity temp.-determined type temperature sensing cables are arranged in the middle part of cable core。
Further, described conductor adopts compacting pressing conductor to make。
Further, described obturator is fireproof glass silk fiber。
Further, described belting layer adopts glass fiber band to make。
Further, described outer jacket adopts low-smoke halogen-free environment high polymer to make。
Further, protective layer outer surface is along several rectangular tag slots of cable length direction spaced set, and surface, described tag slot is coated with luminescent coating, and two adjacent mark intervals arrange wire attachment structure, and described attachment structure arranges graduation mark。
Further, each tag slot place arranges connector, described connector adopts aluminum alloy materials to make, described connector includes cylindrical body, described cylindrical body arranges some oval aperture, described cylindrical body is enclosed within cable, described cylindrical body top arranges vertical component effect, vertical component effect top is arranged symmetrically with downward-sloping hook portion, fixed structure includes the radiator of rectangular in cross-section, described radiator arranges the groove structure mated with described hook portion, described radiator top arranges the insulator in inverted T shape, described insulator and wall connecting, described connector is connected with the groove structure on the radiator of described fixed structure by hook portion。
Compared to prior art, there is advantages that this power cable can effectively stop the fire owing to cable overload causes and property loss, reduce various raw material loss。
Accompanying drawing explanation
Fig. 1 is overload-alarm power cable structure figure in the present invention。
Fig. 2 is part-structure schematic diagram in tag slot in the present invention。
Fig. 3 is connector sectional structure schematic diagram in the present invention。
Fig. 4 is fixed structure sectional structure schematic diagram in the present invention。
Detailed description of the invention
Embodiment: referring to Fig. 1, a kind of overload-alarm power cable, including cable core, described cable core includes some heart yearns, and described heart yearn includes conductor 2, described conductor 2 outer wrapping insulating barrier 3；Protective layer is wrapped in outside described cable core, and described protective layer is had belting layer 5 and outer jacket 6 outward by interior；Obturator 4 is filled between described cable core and described protective layer；Arranging four core analog quantity temp.-determined type temperature sensing cables 1 between described cable core, described four core analog quantity temp.-determined type temperature sensing cables 1 extend along described cable core axis direction, and end is connected with detector (controller)。
In the present embodiment, described detector is connected to alarm device and/or cable power roof-cut resistence。
In the present embodiment, described cable core has three, four, five heart yearns, and described heart yearn is triangle disposition distribution, and described four core analog quantity temp.-determined type temperature sensing cables are arranged in the middle part of cable core。
In the present embodiment, described conductor adopts compacting pressing conductor (annealing compacting pressing conductor) to make。
In the present embodiment, described obturator is fireproof glass silk fiber。
In the present embodiment, described belting layer adopts glass fiber band to make。
In the present embodiment, described outer jacket adopts low-smoke halogen-free environment high polymer to make。
. the temperature module adopts four core analog quantity temp.-determined type temperature sensing cables, is made up of four cores, and during variations in temperature, between quad, resistance changes, and when resistance variations reaches the alarm threshold value set, detector sends fire alarm signal or cuts off the electricity supply。
Adopt annealing compacting pressing conductor as core conductor。
The outer extruded insulation layer of conductor, three cores are divided into red, yellow, and green, and four cores are divided into red, yellow, and green, orchid。Ground connection core color is black。
Place fireproof glass silk fiber during stranding and fill rounding。
Wrapped one layer of glass fiber band simultaneously。
Extrude the one layer of low-smoke halogen-free environment high polymer outer jacket as cable。
It addition, referring to Fig. 2, protective layer outer surface (i.e. outer jacket 6 outer surface) is along several rectangular tag slots 61 of cable length direction spaced set, and surface, described tag slot is coated with luminescent coating。Two adjacent mark intervals arrange wire attachment structure 62, and described attachment structure arranges graduation mark。Owing to being provided with the tag slot with luminescent coating, therefore cable resolution is higher, especially for optical fiber dim environment, improve the safety of cable, owing to tag slot is equally spaced, when cable local is by after force-extension, the readily identified place that is stretched, when, after mark block design graduation mark, resolution is higher。
Referring to Fig. 3 and Fig. 4, each tag slot place arranges connector (spacing of two adjacent connectors is all equal), described connector adopts aluminum alloy materials to make (light weight and radiating effect are preferably), described connector includes cylindrical body 100, described cylindrical body arranges some oval aperture (while improving radiating effect, it is easy to the luminescent coating in identification marking district), described cylindrical body is enclosed within (also can banding, can prevent being stretched) on cable, described cylindrical body top arranges vertical component effect 200, vertical component effect top is arranged symmetrically with downward-sloping hook portion 300, fixed structure includes the radiator 400(of rectangular in cross-section and adopts aluminum alloy materials to make, preferably, radiator can be made into cellular, improve radiating efficiency), described radiator arranges the groove structure mated with described hook portion, after described radiator top arranges the insulator 500(fixed structure in inverted T shape and wall connecting being made up of elastomeric material or plastic material, owing to insulator is inverted T shape, radiator is avoided to contact with metope, improve safety), described insulator and wall connecting, (each connector is corresponding with a fixed structure with the groove structure connection on the radiator of described fixed structure by hook portion for described connector, namely the quantity of connector and the quantity of fixed structure are consistent)。
What finally illustrate is, above example is only in order to illustrate technical scheme and unrestricted, although the present invention being described in detail with reference to preferred embodiment, it will be understood by those within the art that, technical scheme can be modified or equivalent replacement, without deviating from objective and the scope of technical solution of the present invention, it all should be encompassed in the middle of scope of the presently claimed invention。
Claims (9)
1. an overload-alarm power cable, including:
Cable core, described cable core includes some heart yearns, and described heart yearn includes conductor, described conductor outer wrapping insulating barrier；
Protective layer, it is wrapped in outside described cable core, and described protective layer is had belting layer and outer jacket outward by interior；
Obturator, it is filled between described cable core and described protective layer；It is characterized in that,
Arranging four core analog quantity temp.-determined type temperature sensing cables between described cable core, described four core analog quantity temp.-determined type temperature sensing cables extend along described cable core axis direction, and end is connected with detector。
2. overload-alarm power cable according to claim 1, it is characterised in that described detector is connected to alarm device and/or cable power roof-cut resistence。
3. overload-alarm power cable according to claim 1, it is characterised in that described cable core has three heart yearns, described three heart yearns are triangle disposition distribution, and described four core analog quantity temp.-determined type temperature sensing cables are arranged in the middle part of cable core。
4. overload-alarm power cable according to claim 1, it is characterised in that described conductor adopts compacting pressing conductor to make。
5. overload-alarm power cable according to claim 1, it is characterised in that described obturator is fireproof glass silk fiber。
6. overload-alarm power cable according to claim 1, it is characterised in that described belting layer adopts glass fiber band to make。
7. overload-alarm power cable according to claim 1, it is characterised in that described outer jacket adopts low-smoke halogen-free environment high polymer to make。
8. according to any described overload-alarm power cable of claim 1-7; it is characterized in that; protective layer outer surface is along several rectangular tag slots of cable length direction spaced set; surface, described tag slot is coated with luminescent coating; two adjacent mark intervals arrange wire attachment structure, and described attachment structure arranges graduation mark。
9. overload-alarm power cable according to claim 8, it is characterized in that, each tag slot place arranges connector, described connector adopts aluminum alloy materials to make, described connector includes cylindrical body, described cylindrical body arranges some oval aperture, described cylindrical body is enclosed within cable, described cylindrical body top arranges vertical component effect, vertical component effect top is arranged symmetrically with downward-sloping hook portion, fixed structure includes the radiator of rectangular in cross-section, described radiator arranges the groove structure mated with described hook portion, described radiator top arranges the insulator in inverted T shape, described insulator and wall connecting, described connector is connected with the groove structure on the radiator of described fixed structure by hook portion。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610276581.0A CN105702365B (en) | 2016-04-29 | 2016-04-29 | Overload warning power cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610276581.0A CN105702365B (en) | 2016-04-29 | 2016-04-29 | Overload warning power cable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105702365A true CN105702365A (en) | 2016-06-22 |
| CN105702365B CN105702365B (en) | 2017-05-24 |
Family
ID=56217892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610276581.0A Active CN105702365B (en) | 2016-04-29 | 2016-04-29 | Overload warning power cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105702365B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112037990A (en) * | 2020-09-01 | 2020-12-04 | 昆明昆宝电线电缆制造有限公司 | Automatic overload alarm type of wisdom high-reliability direct current fills electric pile cable |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11167820A (en) * | 1997-12-03 | 1999-06-22 | Yazaki Corp | Short detecting electric wire and its manufacture |
| CN2469594Y (en) * | 2001-02-26 | 2002-01-02 | 王图强 | Cable dropper and the insulated holding protective bush |
| CN2812145Y (en) * | 2005-08-08 | 2006-08-30 | 张卫社 | A combined type analogue linear temperature-sensing detector |
| CN201084464Y (en) * | 2007-07-25 | 2008-07-09 | 江苏天诚线缆集团有限公司 | A special type of rate-of-rise and fixed temperature detector cable |
| CN103854746A (en) * | 2012-11-28 | 2014-06-11 | 上海起帆电线电缆有限公司 | Novel low-smoke halogen free fireproof flexible cable |
| CN104779003A (en) * | 2015-04-29 | 2015-07-15 | 国网河南省电力公司检修公司 | Heat insulation type wire insulation shield |
-
2016
- 2016-04-29 CN CN201610276581.0A patent/CN105702365B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11167820A (en) * | 1997-12-03 | 1999-06-22 | Yazaki Corp | Short detecting electric wire and its manufacture |
| CN2469594Y (en) * | 2001-02-26 | 2002-01-02 | 王图强 | Cable dropper and the insulated holding protective bush |
| CN2812145Y (en) * | 2005-08-08 | 2006-08-30 | 张卫社 | A combined type analogue linear temperature-sensing detector |
| CN201084464Y (en) * | 2007-07-25 | 2008-07-09 | 江苏天诚线缆集团有限公司 | A special type of rate-of-rise and fixed temperature detector cable |
| CN103854746A (en) * | 2012-11-28 | 2014-06-11 | 上海起帆电线电缆有限公司 | Novel low-smoke halogen free fireproof flexible cable |
| CN104779003A (en) * | 2015-04-29 | 2015-07-15 | 国网河南省电力公司检修公司 | Heat insulation type wire insulation shield |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112037990A (en) * | 2020-09-01 | 2020-12-04 | 昆明昆宝电线电缆制造有限公司 | Automatic overload alarm type of wisdom high-reliability direct current fills electric pile cable |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105702365B (en) | 2017-05-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104851479A (en) | Simple-structured cable and manufacture method thereof | |
| CN105702365B (en) | Overload warning power cable | |
| CN105139935A (en) | Crosslinked insulation polyethylene power cable | |
| CN202584806U (en) | Tensile cable for high temperature prevention | |
| CN202584897U (en) | Anticorrosive enhanced insulated cable for aviation | |
| CN104867551A (en) | Flexible drainage cable of coal cutter | |
| CN104240806A (en) | Halogen-free low-smoke flame retardant instrument cable for nuclear power plant | |
| CN202632862U (en) | Multipurpose optical-fiber composite-structure cable | |
| CN205158928U (en) | Flexible fire -retardant fireproof cable | |
| CN201237936Y (en) | 35KV and below water-resistant cable | |
| CN205451888U (en) | Flame -retardant power cable | |
| CN204480715U (en) | A kind of power cable with cross-linked polyethylene insulation | |
| CN212541982U (en) | Heat-resistant flame-retardant environment-friendly polyvinyl chloride insulated cable | |
| CN214796844U (en) | Cable with improved insulation | |
| CN211555571U (en) | 27.5kV waterproof rat-proof and termite-proof power cable for electric railway | |
| CN202871332U (en) | Super soft power supply control cable | |
| CN206833978U (en) | A kind of novel flexible fire resistant flame retardant cable | |
| CN216596989U (en) | Irradiation crosslinked polyethylene insulated polyolefin sheath long-life environment-friendly cable | |
| RU197511U1 (en) | Fire-resistant cable with double-layer insulation of conductive conductors | |
| CN106571190A (en) | Electrification display cable | |
| CN217333681U (en) | Support frame and total insulating layer combined insulated electromagnetic shielding cloth wire | |
| CN203102915U (en) | Tensile low temperature-resistant control flexible cable | |
| CN209912606U (en) | High flame-retardant waterproof control cable | |
| CN208444630U (en) | A kind of heat-proof combustion-resistant crosslinking polyolefin insulated cable | |
| CN207165267U (en) | A kind of new structure cable |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Overload alarm power cable Effective date of registration: 20220620 Granted publication date: 20170524 Pledgee: Bank of China Limited by Share Ltd. Three Gorges Branch Pledgor: YICHANG HONGQI ZHONGTAI CABLE Co.,Ltd. Registration number: Y2022420000167 |