CN201936645U - Low-voltage power supply cable - Google Patents
Low-voltage power supply cable Download PDFInfo
- Publication number
- CN201936645U CN201936645U CN2010206558004U CN201020655800U CN201936645U CN 201936645 U CN201936645 U CN 201936645U CN 2010206558004 U CN2010206558004 U CN 2010206558004U CN 201020655800 U CN201020655800 U CN 201020655800U CN 201936645 U CN201936645 U CN 201936645U
- Authority
- CN
- China
- Prior art keywords
- insulated wire
- wire cores
- coated
- core
- cores
- 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 - Lifetime
Links
Images
Abstract
The utility model discloses a low-voltage power supply cable, which comprises an insulating cable core, a taped covering, a shielding layer and an outer jacket, wherein the taped covering is coated outside the insulating wire core; the shielding layer is coated outside the taped covering; and the outer jacket is coated outside the shielding layer. The power supply cable is characterized in that: the insulating wire core consists of a live wire insulating core, a zero wire insulating core arranged opposite to the live wire insulating core, and a first standby insulating wire core and a second standby insulating wire core which are arranged oppositely; each insulating wire core consists of a conductive wire core and an insulating layer coated on the conductive wire core; and each conductive wire core is formed by twisting a plurality of annealed copper wires in a composite way. The low-voltage power supply cable has the characteristics of high environment adaptability, wide operating temperature range, capability of working for a long time at under a high-temperature, low-temperature and high-moisture condition, high flexibility, high bending resistance, high wearing resistance, light structure, high anti-jamming capability, rat prevention, ant prevention, environmentally friendliness, large transmission flow under the condition of the same section and the like, and is particularly suitable for serving as a low-voltage power supply cable for the transmission of alternating current and direct current in a low-voltage power system.
Description
Technical field
The utility model belongs to power cable, relates to a kind of low-tension supply cable.Be suitable for the low-tension supply cable of making transmission AC and DC power supply in the low-voltage power system.
Background technology
In the prior art, be used for the cable of low-voltage power system general main by one group of insulated wire cores, be coated on the outer lapping layer of one group of insulated wire cores, be coated on the outer screen of lapping layer and be coated on the outer oversheath of screen etc. and form, insulated wire cores constitutes by conductor wire core and the insulating barrier that is coated on the conductor wire core.Conductor wire core mainly is the regular stranded core of multiply that adopts industry standard to require, and the soft bending property of its cable is poor, ampacity is little; Material as the insulated wire cores insulating barrier mainly is a polyvinyl chloride, and this kind material serviceability temperature scope has only-25 ℃～70 ℃, and its thermal softening point is low, is heated when surpassing 140 ℃, can decompose and emit hydrogen chloride; Stabilizer and the plasticizer that adds in the igelite is also toxic simultaneously; Cable core generally has only 2～3 cored structures, causes not rounding of construction of cable instability, outward appearance; Unshielded layer causes phase mutual interference between system, cable machinery poor performance; Material as the cable jacket protective layer mainly is a neoprene, and this kind material electrical insulation capability and cold tolerance are poor.It is bigger to the influence of environment simultaneously it to be added man-hour, and the environmental protection cost is higher.
Summary of the invention
The purpose of this utility model is intended to overcome above-mentioned deficiency of the prior art, provide a kind of can be in long-term work under hot and humid, the cryogenic conditions, have good mechanical performance and anti-environmental adaptability, in light weight, antijamming capability is strong, protection against rodents, anti-ant, environmental protection, multi-functional, be applicable to the low-tension supply cable that transmits the AC and DC power supply under the adverse circumstances.
Content of the present utility model is: a kind of low-tension supply cable, comprise: one group of insulated wire cores, be coated on the outer lapping layer of one group of insulated wire cores, be coated on the outer screen of lapping layer and be coated on the outer oversheath of screen, it is characterized in that: described one group of insulated wire cores is made up of with the second standby insulated wire cores (7) the live wire insulated wire cores (3) that is oppositely arranged and zero line insulated wire cores (4) and the first standby insulated wire cores (5) that is oppositely arranged; Described insulated wire cores constitutes by conductor wire core and the insulating barrier that is coated on the conductor wire core; Described conductor wire core is by 24～224 stranded forming of annealed copper wire.
In the content of the present utility model: described live wire insulated wire cores (3) and zero line insulated wire cores (4), constituting sectional area by the tough pitch copper wire harness strand of 84 diameter 0.15mm is 1.5mm
2Conductor wire core and the insulating barrier that is coated on the conductor wire core constitute; The described first standby insulated wire cores (5) and the second standby insulated wire cores (7), constituting sectional area by the tough pitch copper wire harness strand of 24 diameter 0.15mm is 0.4mm
2Conductor wire core and the insulating barrier that is coated on the conductor wire core constitute.
In the content of the present utility model: described live wire insulated wire cores (3) and zero line insulated wire cores (4), being twisted into one, again 7 bursts of multiple strands being constituted sectional area by the tough pitch copper wire harness of per 19 diameter 0.15mm is 2.5mm
2Conductor wire core and the insulating barrier that is coated on the conductor wire core constitute; The described first standby insulated wire cores (5) and the second standby insulated wire cores (7), constituting sectional area by the tough pitch copper wire harness strand of 30 diameter 0.15mm is 0.5mm
2Conductor wire core and the insulating barrier that is coated on the conductor wire core constitute.
In the content of the present utility model: described live wire insulated wire cores (3) and zero line insulated wire cores (4), being twisted into one, again 7 bursts of multiple strands being constituted sectional area by the tough pitch copper wire harness of per 32 diameter 0.15mm is 4.0mm
2Conductor wire core and the insulating barrier that is coated on the conductor wire core constitute; The described first standby insulated wire cores (5) and the second standby insulated wire cores (7), constituting sectional area by the tough pitch copper wire harness strand of 37 diameter 0.15mm is 0.6mm
2Conductor wire core and the insulating barrier that is coated on the conductor wire core constitute.
In the content of the present utility model: described live wire insulated wire cores (3) and zero line insulated wire cores (4), being twisted into one, again 7 bursts of multiple strands being constituted sectional area by the tough pitch copper wire harness of per 27 diameter 0.2mm is 6.0mm
2Conductor wire core and the insulating barrier that is coated on the conductor wire core constitute; The described first standby insulated wire cores (5) and the second standby insulated wire cores (7), constituting sectional area by the tough pitch copper wire harness strand of 52 diameter 0.15mm is 0.9mm
2Conductor wire core and the insulating barrier that is coated on the conductor wire core constitute.
In the content of the present utility model: described insulating barrier is the organosilane crosslinked polyethylene insulating barrier.
In the content of the present utility model: described screen (1) is the copper covered steel wire woven shield.
In the content of the present utility model: described oversheath (6) is a termite-resistant rodent-resistant low smoke and low halogen material oversheath.
Compared with prior art, the utlity model has following characteristics and beneficial effect:
(1) the utility model adopts ultra-fine annealed copper wire multiply bunch to make conductor wire core, fine pith stranding mode, has both satisfied the electric conductivity of cable, has improved the flexibility and the ampacity of cable again;
(2) the utility model adopts organosilane crosslinked polyethylene to make insulating layer material, has not only satisfied insulation property but also alleviated product weight, has improved the product temperature resistant grade, has improved the mechanical performance of cable simultaneously;
(3) the utility model adopts braiding such as copper covered steel wire as screen, has not only improved anti-electromagnetic interference capability, but also has strengthened pull resistance;
(4) the utility model adopts termite-resistant rodent-resistant low smoke and low halogen elastomeric material to make cable jacket, has effectively improved the reliability that cable uses under adverse circumstances;
(5) the utility model insulated wire cores adopt 4 cored structures by live wire insulated wire cores that is oppositely arranged and zero line insulated wire cores, and the insulated wire cores of the first standby insulated wire cores that is oppositely arranged and the second standby insulated wire cores composition, the first standby insulated wire cores and the second standby insulated wire cores both can be used as inserts, also can be used as earth connection (when cable uses as the three phase mains cable), also the first standby insulated wire cores and live wire insulated wire cores can be connected in parallel, the use that is connected in parallel of the second standby insulated wire cores and zero line insulated wire cores, with the ampacity (when cable uses as the single phase poaer supply cable) of increase cable, thereby realize multifunctional usage;
(6) the utility model is owing to adopt said structure and material, so cable has good anti-environmental adaptability, can be in long-term work under hot and humid, the cryogenic conditions; And soft good bending property, resistance to wear is good, structure is light and handy, antijamming capability is strong, protection against rodents, anti-ant, environmental protection, with characteristics and functions such as delivery flow rate under the uiform section are big, practical.
Description of drawings
Fig. 1 is the utility model example structure schematic diagram;
Fig. 2 is the utility model embodiment cross section (radially analysing and observe) structural representation.
Among the figure: 1-screen, 2-lapping layer, 3-live wire insulated wire cores, 4-zero line insulated wire cores, 5-the first standby insulated wire cores, 6-oversheath, 7-the second standby insulated wire cores.
Embodiment
Embodiment given below intends so that the utility model is described in further detail; but can not be interpreted as it is restriction to the utility model protection range; some nonessential improvement and adjustment that the person skilled in art makes the utility model according to above-mentioned content of the present utility model still belong to protection range of the present utility model.
Embodiment 1:
A kind of low-tension supply cable comprises: one group of insulated wire cores, be coated on the outer lapping layer 2 of one group of insulated wire cores, be coated on the outer screen 1 of lapping layer 2 and be coated on the outer oversheath 6 of screen 1; Described one group of insulated wire cores is made up of the live wire insulated wire cores that is oppositely arranged 3 and zero line insulated wire cores 4 and the first standby insulated wire cores 5 that is oppositely arranged and the second standby insulated wire cores 7; Described insulated wire cores constitutes by conductor wire core and the insulating barrier that is coated on the conductor wire core; Described conductor wire core is by 24～224 stranded forming of annealed copper wire;
Described live wire insulated wire cores 3 and zero line insulated wire cores 4, constituting sectional area by the tough pitch copper wire harness strand of 84 diameter 0.15mm is 1.5mm
2Conductor wire core and the insulating barrier that is coated on the conductor wire core constitute; The described first standby insulated wire cores 5 and the second standby insulated wire cores 7, constituting sectional area by the tough pitch copper wire harness of 24 diameter 0.15mm strand is 0.4mm
2Conductor wire core and the insulating barrier that is coated on the conductor wire core constitute.
Embodiment 2:
A kind of low-tension supply cable comprises: one group of insulated wire cores, be coated on the outer lapping layer 2 of one group of insulated wire cores, be coated on the outer screen 1 of lapping layer 2 and be coated on the outer oversheath 6 of screen 1; Described one group of insulated wire cores is made up of the live wire insulated wire cores that is oppositely arranged 3 and zero line insulated wire cores 4 and the first standby insulated wire cores 5 that is oppositely arranged and the second standby insulated wire cores 7; Described insulated wire cores constitutes by conductor wire core and the insulating barrier that is coated on the conductor wire core; Described conductor wire core is by 24～224 stranded forming of annealed copper wire;
Described live wire insulated wire cores 3 and zero line insulated wire cores 4, being twisted into one, again 7 bursts of multiple strands being constituted sectional area by the tough pitch copper wire harness of per 19 diameter 0.15mm is 2.5mm
2Conductor wire core and the insulating barrier that is coated on the conductor wire core constitute; The described first standby insulated wire cores 5 and the second standby insulated wire cores 7, constituting sectional area by the tough pitch copper wire harness of 30 diameter 0.15mm strand is 0.5mm
2Conductor wire core and the insulating barrier that is coated on the conductor wire core constitute.
Embodiment 3:
A kind of low-tension supply cable comprises: one group of insulated wire cores, be coated on the outer lapping layer 2 of one group of insulated wire cores, be coated on the outer screen 1 of lapping layer 2 and be coated on the outer oversheath 6 of screen 1; Described one group of insulated wire cores is made up of the live wire insulated wire cores that is oppositely arranged 3 and zero line insulated wire cores 4 and the first standby insulated wire cores 5 that is oppositely arranged and the second standby insulated wire cores 7; Described insulated wire cores constitutes by conductor wire core and the insulating barrier that is coated on the conductor wire core; Described conductor wire core is by 24～224 stranded forming of annealed copper wire;
Described live wire insulated wire cores 3 and zero line insulated wire cores 4, being twisted into one, again 7 bursts of multiple strands being constituted sectional area by the tough pitch copper wire harness of per 32 diameter 0.15mm is 4.0mm
2Conductor wire core and the insulating barrier that is coated on the conductor wire core constitute; The described first standby insulated wire cores 5 and the second standby insulated wire cores 7, constituting sectional area by the tough pitch copper wire harness of 37 diameter 0.15mm strand is 0.6mm
2Conductor wire core and the insulating barrier that is coated on the conductor wire core constitute.
Embodiment 4:
A kind of low-tension supply cable comprises: one group of insulated wire cores, be coated on the outer lapping layer 2 of one group of insulated wire cores, be coated on the outer screen 1 of lapping layer 2 and be coated on the outer oversheath 6 of screen 1; Described one group of insulated wire cores is made up of the live wire insulated wire cores that is oppositely arranged 3 and zero line insulated wire cores 4 and the first standby insulated wire cores 5 that is oppositely arranged and the second standby insulated wire cores 7; Described insulated wire cores constitutes by conductor wire core and the insulating barrier that is coated on the conductor wire core; Described conductor wire core is by 24～224 stranded forming of annealed copper wire;
Described live wire insulated wire cores 3 and zero line insulated wire cores 4, being twisted into one, again 7 bursts of multiple strands being constituted sectional area by the tough pitch copper wire harness of per 27 diameter 0.2mm is 6.0mm
2Conductor wire core and the insulating barrier that is coated on the conductor wire core constitute; The described first standby insulated wire cores 5 and the second standby insulated wire cores 7, constituting sectional area by the tough pitch copper wire harness of 52 diameter 0.15mm strand is 0.9mm
2Conductor wire core and the insulating barrier that is coated on the conductor wire core constitute.
In the foregoing description: described insulating barrier is that the organosilane crosslinked polyethylene insulating barrier (is that the organosilane crosslinked polyethylene insulating material is extruded in conductor wire core and makes the same prior art of method outward; The organosilane crosslinked polyethylene insulating material can be meet Chinese mechanical industry standard JB/T10437-2004, model is the organosilane crosslinked polyethylene insulating material of YJG-3, there is Chengdu Ka Ante composite material Co., Ltd, Ka Ante plasticizing (Xiamen) Co., Ltd etc. in manufacturing enterprise).
In the foregoing description: described screen 1 is copper covered steel wire woven shield (being that the copper covered steel wire braiding forms braiding and the same prior art of using method).
In the foregoing description: described oversheath 6 is termite-resistant rodent-resistant low smoke and low halogen material oversheath (be termite-resistant rodent-resistant low smoke and low halogen material be extruded in screen 1 is outer makes the same prior art of method).Described termite-resistant rodent-resistant low smoke and low halogen material can be the prior art materials such as elastic polyurethane protective cover material that Shanghai Sirui PolymerTechnology Co., Ltd. produces.
The utility model is not limited to the foregoing description, and the utility model content is described all can implement and have described good result.
Claims (8)
1. low-tension supply cable, comprise: one group of insulated wire cores, be coated on the outer lapping layer of one group of insulated wire cores, be coated on the outer screen of lapping layer and be coated on the outer oversheath of screen, it is characterized in that: described one group of insulated wire cores is made up of with the second standby insulated wire cores (7) the live wire insulated wire cores (3) that is oppositely arranged and zero line insulated wire cores (4) and the first standby insulated wire cores (5) that is oppositely arranged; Described insulated wire cores constitutes by conductor wire core and the insulating barrier that is coated on the conductor wire core.
2. by the described low-tension supply cable of claim 1, it is characterized in that: described live wire insulated wire cores (3) and zero line insulated wire cores (4), constituting sectional area by the tough pitch copper wire harness strand of 84 diameter 0.15mm is 1.5mm
2Conductor wire core and the insulating barrier that is coated on the conductor wire core constitute; The described first standby insulated wire cores (5) and the second standby insulated wire cores (7), constituting sectional area by the tough pitch copper wire harness strand of 24 diameter 0.15mm is 0.4mm
2Conductor wire core and the insulating barrier that is coated on the conductor wire core constitute.
3. by the described low-tension supply cable of claim 1, it is characterized in that: described live wire insulated wire cores (3) and zero line insulated wire cores (4), being twisted into one, again 7 bursts of multiple strands being constituted sectional area by the tough pitch copper wire harness of per 19 diameter 0.15mm is 2.5mm
2Conductor wire core and the insulating barrier that is coated on the conductor wire core constitute; The described first standby insulated wire cores (5) and the second standby insulated wire cores (7), constituting sectional area by the tough pitch copper wire harness strand of 30 diameter 0.15mm is 0.5mm
2Conductor wire core and the insulating barrier that is coated on the conductor wire core constitute.
4. by the described low-tension supply cable of claim 1, it is characterized in that: described live wire insulated wire cores (3) and zero line insulated wire cores (4), being twisted into one, again 7 bursts of multiple strands being constituted sectional area by the tough pitch copper wire harness of per 32 diameter 0.15mm is 4.0mm
2Conductor wire core and the insulating barrier that is coated on the conductor wire core constitute; The described first standby insulated wire cores (5) and the second standby insulated wire cores (7), constituting sectional area by the tough pitch copper wire harness strand of 37 diameter 0.15mm is 0.6mm
2Conductor wire core and the insulating barrier that is coated on the conductor wire core constitute.
5. by the described low-tension supply cable of claim 1, it is characterized in that: described live wire insulated wire cores (3) and zero line insulated wire cores (4), being twisted into one, again 7 bursts of multiple strands being constituted sectional area by the tough pitch copper wire harness of per 27 diameter 0.2mm is 6.0mm
2Conductor wire core and the insulating barrier that is coated on the conductor wire core constitute; The described first standby insulated wire cores (5) and the second standby insulated wire cores (7), constituting sectional area by the tough pitch copper wire harness strand of 52 diameter 0.15mm is 0.9mm
2Conductor wire core and the insulating barrier that is coated on the conductor wire core constitute.
6. by claim 1,2,3,4 or 5 described low-tension supply cables, it is characterized in that: described insulating barrier is the organosilane crosslinked polyethylene insulating barrier.
7. by claim 1,2,3,4 or 5 described low-tension supply cables, it is characterized in that: described screen (1) is the copper covered steel wire woven shield.
8. by claim 1,2,3,4 or 5 described low-tension supply cables, it is characterized in that: described oversheath (6) is a termite-resistant rodent-resistant low smoke and low halogen material oversheath.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206558004U CN201936645U (en) | 2010-12-13 | 2010-12-13 | Low-voltage power supply cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206558004U CN201936645U (en) | 2010-12-13 | 2010-12-13 | Low-voltage power supply cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201936645U true CN201936645U (en) | 2011-08-17 |
Family
ID=44448161
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206558004U Expired - Lifetime CN201936645U (en) | 2010-12-13 | 2010-12-13 | Low-voltage power supply cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201936645U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102097170A (en) * | 2010-12-13 | 2011-06-15 | 四川九洲线缆有限责任公司 | Low-voltage power supply cable |
| CN103440909A (en) * | 2013-09-02 | 2013-12-11 | 四川九洲线缆有限责任公司 | Copper-clad steel nylon covered wire |
-
2010
- 2010-12-13 CN CN2010206558004U patent/CN201936645U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102097170A (en) * | 2010-12-13 | 2011-06-15 | 四川九洲线缆有限责任公司 | Low-voltage power supply cable |
| CN103440909A (en) * | 2013-09-02 | 2013-12-11 | 四川九洲线缆有限责任公司 | Copper-clad steel nylon covered wire |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102097170B (en) | Low-voltage power supply cable | |
| CN204516456U (en) | A kind of shield type stretch-proof power cable | |
| CN201936645U (en) | Low-voltage power supply cable | |
| CN202042247U (en) | Shipboard power cable with inner and outer flame-retardant polyvinyl chloride sheaths | |
| CN201758017U (en) | Low-smoke halogen-free environment-friendly flame-retardant intrinsic safety system control cable | |
| CN202905273U (en) | Wind power generation power cable with nominal voltage of 35kV | |
| CN210575195U (en) | Novel sheathed flame-retardant cable | |
| CN203931556U (en) | A kind of fire-resistant control flexible cable | |
| CN105304194A (en) | Water-blocking flame-retardant durable wire | |
| CN214068399U (en) | Environment-friendly flame-retardant cable for photoelectric communication | |
| CN205177437U (en) | Electric wire netting is multicore flexible cable for energy storage system | |
| CN205862814U (en) | A kind of nonmetal shielding high flexibility fireproof control cable with excellent conductive performance | |
| CN209374140U (en) | A kind of power cord with safeguard function | |
| CN204463940U (en) | A kind of resistance to torsion anti-interference blower fan tower bucket control cables | |
| CN204463861U (en) | A kind of colliery low smoke and zero halogen scandium-aluminum alloy conductor mobile monitoring type flexible cable | |
| CN202042268U (en) | Power cable for ship with flame-retardant polyolefin inner jacket and polyvinyl chloride outer jacket | |
| CN202042267U (en) | Marine power cable with flame-retardant polyolefin inner sheath and cross-linked polyolefin outer sheath | |
| CN203839062U (en) | Polymeric modified elastomer ND-6NF cable conductor for comprehensive wiring | |
| CN203895140U (en) | Novel weather-resistant new energy automobile charging cable | |
| CN202042246U (en) | Power cable for ship with flame-retardant polyvinyl chloride inner jacket and polyolefin outer jacket | |
| CN202008869U (en) | Medium-pressure shielding flame-retardant flexible cable for coal mine use | |
| CN208938703U (en) | Coalcutter metallic shield flexible cable | |
| CN201975127U (en) | Aluminum alloy conductor cable | |
| CN202940021U (en) | Composite cable used for offshore oil platform | |
| CN203085204U (en) | A DC cable resistant to salt spray and oil |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110817 Effective date of abandoning: 20130814 |
|
| RGAV | Abandon patent right to avoid regrant |