CN204740905U - Novel electric cable of shielding formula - Google Patents
Novel electric cable of shielding formula Download PDFInfo
- Publication number
- CN204740905U CN204740905U CN201520474820.4U CN201520474820U CN204740905U CN 204740905 U CN204740905 U CN 204740905U CN 201520474820 U CN201520474820 U CN 201520474820U CN 204740905 U CN204740905 U CN 204740905U
- Authority
- CN
- China
- Prior art keywords
- conductor
- line conductor
- neutral
- earthing
- line
- 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
- 239000004020 conductor Substances 0.000 claims abstract description 169
- 230000007935 neutral effect Effects 0.000 claims abstract description 55
- 230000002093 peripheral effect Effects 0.000 claims description 10
- 230000004888 barrier function Effects 0.000 claims description 9
- 238000009413 insulation Methods 0.000 abstract 1
- 239000000463 material Substances 0.000 description 4
- 238000013016 damping Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
Landscapes
- Insulated Conductors (AREA)
Abstract
The utility model provides a novel electric cable of shielding formula, includes earthing conductor, line conductor, neutral conductor, inner sheath, external shielding layer and oversheath, earthing conductor is located the central axis location of the inside of cable, its earthing conductor surface is provided with the insulating layer outward, the line conductor is provided with 4, and every line conductor parcel has the first insulation sheath, makes every line conductor closely adjacent, and even around arranging in earthing conductor's outside, neutral conductor's quantity and line conductor equal that every neutral conductor parcel has the 2nd insulating sheath, makes every neutral conductor closely adjacent, and neutral conductor centers on with every line conductor symmetry and arranges in earthing conductor's outside, the inner sheath centers on line conductor and neutral conductor, its internal surface and every line conductor and every neutral conductor's outward flange in close contact with, the external shielding layer wraps up in the outside of inner sheath, the oversheath wraps up in the outside of external shielding layer. (Pbpnum='1' /)
Description
Technical field
The utility model relates to electric conductor, is specifically related to a kind of Novel shielding type electrical cable.
Background technology
Household house often uses electric wiring to provide alternating current, in correlation technique, be a shielded cable for providing the electric wiring of alternating current, the interactional magnetic field produced due to the conductor of current-carrying and the self-damping of cable core, thus the vibration causing the respective independently conductor increased in cable.Therefore, the cable that a kind of handling of further optimization is strong is needed badly.
Utility model content
For the problems referred to above, the purpose of this utility model is to provide a kind of Novel shielding type electrical cable, solve the self-damping of interactional magnetic field because the conductor of current-carrying produces and cable core, thus cause the technical problem of the independently vibration of conductor separately increased in cable.
For solving the problems of the technologies described above, the utility model adopts following technical scheme to realize:
A kind of Novel shielding type electrical cable, comprises earthing conductor, line conductor, neutral conductor, inner sheath, outer shielding layer and oversheath; Described earthing conductor is positioned at the central axial line position of the inside of described cable, and its earthing conductor outer surface is coated with insulating barrier; Described line conductor is provided with 4, and each described line conductor is coated with the first insulating sleeve making each line conductor closely adjacent, and each described line conductor is evenly around the outside being arranged in earthing conductor; Quantity and the line conductor of described neutral conductor are equal, and each described neutral conductor is coated with the second insulating sleeve making each described neutral conductor closely adjacent, and neutral conductor and each described line conductor symmetry are around the outside being arranged in earthing conductor; Described inner sheath around line conductor and neutral conductor, the outward flange close contact of its inner surface and each described line conductor and each described neutral conductor; Described outer shielding layer is coated on the outside of inner sheath; Described oversheath is coated on the outside of outer shielding layer.
Preferably, described earthing conductor, line conductor and neutral conductor are circle.
Preferably, the thickness of described first insulating sleeve equals the diameter of neutral conductor; The thickness of described second insulating sleeve equals the diameter of line conductor.
Preferably, the horizontal interval distance between described neutral conductor and line conductor is 1.5mm; Distance between described neutral conductor and earthing conductor equals the distance between line conductor and earthing conductor; Described line conductor to the outer peripheral distance of inner sheath equals neutral conductor to the outer peripheral distance of inner sheath.
Preferably, the distance between described neutral conductor and earthing conductor is 1.5mm; Distance between described line conductor and earthing conductor is 1.5mm; Described line conductor is 1.5mm to the outer peripheral distance of inner sheath; Described neutral conductor is 1.5mm to the outer peripheral distance of inner sheath; The thickness of described insulating barrier is 0.8mm.
Preferably, described line conductor and neutral conductor are that spiral wrap arranges; Described line conductor is formed by multiple twisted wire twisted.
Preferably, described line conductor and neutral conductor arranged in parallel.
The beneficial effects of the utility model: by arranging separately independently line conductor and neutral conductor, reduce the self-damping of cable; And be provided with multiple insulating barrier and insulating sleeve, therefore, effectively decrease the vibration of the conductor in cable that the interaction in magnetic field that produces due to current－carrying conductor causes.There is very strong practicality.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is conductor arrangement figure of the present utility model.
Fig. 3 is line conductor schematic diagram of the present utility model.
Wherein: 10-cable; 12-earthing conductor; 14-earthing conductor outer surface; 16-insulating barrier; 20-neutral conductor; 22-line conductor; 24-first insulating sleeve; 25-twisted wire; 26-second insulating sleeve; 30-inner sheath; 32-outer shielding layer; 34-oversheath.
Embodiment
With the following Examples the utility model is further described.
As shown in Figure 1, a kind of Novel shielding type electrical cable 10, comprises earthing conductor 12, line conductor 22, neutral conductor 20, inner sheath 30, outer shielding layer 32 and oversheath 34; Described earthing conductor 12 is positioned at the central axial line position of the inside of described cable 10, and its earthing conductor outer surface 14 is outside equipped with insulating barrier 16; Described line conductor 22 is provided with 4, and each described line conductor 22 is enclosed with the first insulating sleeve 24, makes each line conductor 22 closely adjacent, and evenly around the outside being arranged in earthing conductor 12; The quantity of described neutral conductor 20 is equal with line conductor 22, each described neutral conductor 20 is enclosed with the second insulating sleeve 26, make each described neutral conductor 20 closely adjacent, and neutral conductor 20 and each described line conductor 22 symmetry are around the outside being arranged in earthing conductor 12; Described inner sheath 30 around line conductor 22 and neutral conductor 20, the outward flange close contact of its inner surface and each described line conductor 22 and each described neutral conductor 20; Described outer shielding layer 32 is wrapped in the outside of inner sheath 30, and it uses suitable electric conducting material to make, such as copper organization level and aluminium metal flake etc.; It is outside that described oversheath 34 is wrapped in outer shielding layer 32, and form complete cable 10, the making material of oversheath 34 is the same with outer shielding layer 32, is preferably PVC.
Preferably, described earthing conductor 12, line conductor 22 and neutral conductor 20 are circle.
Preferably, the thickness of described first insulating sleeve 24 equals the diameter of neutral conductor 20; The thickness of described second insulating sleeve 26 equals the diameter of line conductor 22; Described first insulating sleeve 24 and the second insulating sleeve 26, can be made up of any suitable electrical insulating material, is preferably PVC material; The effect of described first insulating sleeve 24 and the second insulating sleeve 26 to provide to have a flexible best rigidity, for preventing the vibration of earthing conductor 12, line conductor 22 and neutral conductor 20.
Preferably, the horizontal interval distance between described neutral conductor 20 and line conductor 22 is 1.5mm; Distance between described neutral conductor 20 and earthing conductor 12 equals the distance between line conductor 22 and earthing conductor 12, is 1.5mm; The outer peripheral distance of described line conductor 22 to inner sheath 30 equals the outer peripheral distance of neutral conductor 20 to inner sheath 30, is 1.5mm.
Preferably, the thickness of described insulating barrier 16 is 0.8mm; Insulating barrier 16 can be made up of any suitable electrical insulating material, is preferably PVC material, and this is because the rigidity of PVC material and uncompressed character contribute to the shock-absorbing function of earthing conductor 12.
Preferably, described line conductor 22 with neutral conductor 20 for spiral wrap arranges; Described line conductor 22 is formed by multiple twisted wire 25 twisted, and the arrangement mode of described twisted wire 25 is arranged concentric, to form twisted wire concentric layer, to guarantee that formed line conductor 22 is for perfectly circular; In secondary embodiment, twisted wire 25 quantity adopted is 7 strands.
Preferably, described line conductor 22 is arranged in parallel with neutral conductor 20.
Finally should be noted that; above embodiment is only in order to illustrate the technical solution of the utility model; but not the restriction to the utility model protection range; although done to explain to the utility model with reference to preferred embodiment; those of ordinary skill in the art is to be understood that; can modify to the technical solution of the utility model or equivalent replacement, and not depart from essence and the scope of technical solutions of the utility model.
Claims (7)
1. a Novel shielding type electrical cable, is characterized in that: comprise earthing conductor, line conductor, neutral conductor, inner sheath, outer shielding layer and oversheath; Described earthing conductor is positioned at the central axial line position of the inside of described cable, and its earthing conductor outer surface is coated with insulating barrier; Described line conductor is provided with 4, and each described line conductor is coated with the first insulating sleeve making each line conductor closely adjacent, and each described line conductor is evenly around the outside being arranged in earthing conductor; Quantity and the line conductor of described neutral conductor are equal, and each described neutral conductor is coated with the second insulating sleeve making each described neutral conductor closely adjacent, and neutral conductor and each described line conductor symmetry are around the outside being arranged in earthing conductor; Described inner sheath around line conductor and neutral conductor, the outward flange close contact of its inner surface and each described line conductor and each described neutral conductor; Described outer shielding layer is coated on the outside of inner sheath; Described oversheath is coated on the outside of outer shielding layer.
2. a kind of Novel shielding type electrical cable according to claim 1, is characterized in that: described earthing conductor, line conductor and neutral conductor are circle.
3. a kind of Novel shielding type electrical cable according to claim 1, is characterized in that: the thickness of described first insulating sleeve equals the diameter of neutral conductor; The thickness of described second insulating sleeve equals the diameter of line conductor.
4. a kind of Novel shielding type electrical cable according to claim 1, is characterized in that: the horizontal interval distance between described neutral conductor and line conductor is 1.5mm; Distance between described neutral conductor and earthing conductor equals the distance between line conductor and earthing conductor; Described line conductor to the outer peripheral distance of inner sheath equals neutral conductor to the outer peripheral distance of inner sheath.
5. a kind of Novel shielding type electrical cable according to claim 1, is characterized in that: the distance between described neutral conductor and earthing conductor is 1.5mm; Distance between described line conductor and earthing conductor is 1.5mm; Described line conductor is 1.5mm to the outer peripheral distance of inner sheath; Described neutral conductor is 1.5mm to the outer peripheral distance of inner sheath; The thickness of described insulating barrier is 0.8mm.
6. a kind of Novel shielding type electrical cable according to claim 1, is characterized in that: described line conductor and neutral conductor are that spiral wrap arranges; Described line conductor is formed by multiple twisted wire twisted.
7. a kind of Novel shielding type electrical cable according to claim 1, is characterized in that: described line conductor and neutral conductor are arranged in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520474820.4U CN204740905U (en) | 2015-06-30 | 2015-06-30 | Novel electric cable of shielding formula |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520474820.4U CN204740905U (en) | 2015-06-30 | 2015-06-30 | Novel electric cable of shielding formula |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204740905U true CN204740905U (en) | 2015-11-04 |
Family
ID=54422629
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520474820.4U Expired - Fee Related CN204740905U (en) | 2015-06-30 | 2015-06-30 | Novel electric cable of shielding formula |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204740905U (en) |
-
2015
- 2015-06-30 CN CN201520474820.4U patent/CN204740905U/en not_active Expired - Fee Related
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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: 20151104 |