CN208225590U - Single shields heavy wall type high voltage cable - Google Patents
Single shields heavy wall type high voltage cable Download PDFInfo
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- CN208225590U CN208225590U CN201820428494.7U CN201820428494U CN208225590U CN 208225590 U CN208225590 U CN 208225590U CN 201820428494 U CN201820428494 U CN 201820428494U CN 208225590 U CN208225590 U CN 208225590U
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- xlpe
- serving
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- high voltage
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Abstract
The utility model discloses a kind of singles to shield heavy wall type high voltage cable, it includes tegillum in the core and XLPE being twisted by strand copper wire, belting layer, tinned copper braid, aluminium foil layer, XLPE serving and ferrite bead, and tegillum, belting layer, tinned copper braid, aluminium foil layer and XLPE serving are successively coated on core in the XLPE；Multiple ferrite beads are alternatively arranged along the axial direction of XLPE serving and are embedded in XLPE serving；Rationally it is coated with tegillum and XLPE serving in XLPE; form thicker double-layered protecting structure; with good insulation characterisitic, heat resistance, mechanical property and stronger acid and alkali-resistance and oil resistivity; even if XLPE serving is damaged; still there is tegillum in ferrite bead and XLPE to protect core; matched using tinned copper braid, aluminium foil layer and ferrite bead carry out isolation and it is anti-interference, shield effectiveness more preferably, reduce external interference.
Description
Technical field
The utility model relates to technical field of electric wires and cables, and in particular to a kind of single shielding heavy wall type high voltage cable.
Background technique
Wire and cable is to transmit electric power, transport information and the major class electric product for realizing electromagnetic energy conversion, is called
" blood vessel " and " nerve " of national economy if being destroyed by mouse, termite, insects, or is corroded by outside moisture, can not only be made
It is chaotic at serious power supply trouble and information, or even leak electricity short-circuit is caused to cause the major accidents such as fire.
High voltage cable is one of wire and cable, however existing high voltage cable is when in use, in exposing to the weather or
In the case of dragging, it is easily damaged external insulation quilt and causes battery core exposed, so that influencing high-voltage line cable carries out the defeated of normal electricity
It send.And shield effectiveness be also not highly desirable.
Utility model content
In view of the above deficiencies, the purpose of the utility model is to provide a kind of smart structural designs, reasonable, protecting effect
Good, long service life, the good single of shield effectiveness shields heavy wall type high voltage cable.
To achieve the above object, technical solution provided by the utility model is: a kind of single shielding heavy wall type high-voltage line
Cable comprising tegillum in the core and XLPE be twisted by strand copper wire, belting layer, tinned copper braid, aluminium foil layer,
XLPE serving and ferrite bead, tegillum, belting layer, tinned copper braid, aluminium foil layer and XLPE serving in the XLPE
Successively it is coated on core；The back side of the aluminium foil layer has adhesive-layer, and the adhesive-layer is described towards the XLPE serving
Tegillum with a thickness of 11.2~11.6mm in XLPE；The XLPE serving with a thickness of 15.2~15.5mm, multiple ferrites
Magnet ring is alternatively arranged along the axial direction of XLPE serving and is embedded in XLPE serving, and the center of all ferrite beads
The axial line of line and XLPE serving is arranged concentrically.
As a kind of improvement of the utility model, the outer surface of the XLPE serving is equipped with a plurality of along its axial direction
The raised line of extension, the raised line are embedded with ground line.One end of ground line is connected with tinned copper braid, other end ground connection,
Shield effectiveness, strong antijamming capability can more be promoted.
As a kind of improvement of the utility model, the belting layer with a thickness of 0.2~0.3mm.
As a kind of improvement of the utility model, the tinned copper braid with a thickness of 0.2~0.3mm.
As a kind of improvement of the utility model, the aluminium foil layer with a thickness of 0.1~0.2mm.
As a kind of improvement of the utility model, the ferrite bead include manganese-zinc ferrite magnet ring and with the MnZn iron
The nickel-zinc ferrite magnet ring that oxysome magnet ring is mutually stacked.Manganese-zinc ferrite magnet ring groundwork frequency is 1MHz hereinafter, and nickel zinc iron
Then in 1MHz or more, manganese-zinc ferrite magnet ring absorbs caused by Corona Discharge of HV Transmission Lines oxysome magnet ring working frequency
1MHz radio interference below, nickel-zinc ferrite magnet ring absorb 1MHz's or more caused by Corona Discharge of HV Transmission Lines
Radio interference.Effectively promote anti-interference.
The utility model has the following beneficial effects: the utility model smart structural design, be rationally coated in XLPE tegillum and
XLPE serving forms thicker double-layered protecting structure, has good insulation characterisitic, heat resistance, mechanical property and relatively strong
Acid and alkali-resistance and oil resistivity still there is tegillum in ferrite bead and XLPE to protect core even if XLPE serving is damaged
Shield, it is ensured that the conveying of normal electricity, securely and reliably；It is coated using belting layer, guarantees that cable internal structure is even closer, no
It is easily loose, and improve flame retardant property；Tinned copper braid can improve the roundness of cable, improve the radial resistance to compression of cable
Performance, and there is function of shielding, and be combined with aluminium foil layer and ferrite bead carries out isolation and anti-interference, shield effectiveness more preferably,
Anti-radiation and anti-interference ability is effectively promoted, external interference is reduced.
With reference to the accompanying drawing with embodiment, the present invention will be further described.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Specific embodiment
Referring to Fig. 1, a kind of single shielding heavy wall type high voltage cable provided in this embodiment comprising be twisted by strand copper wire
Made of tegillum 2, belting layer 3, tinned copper braid 4, aluminium foil layer 5, XLPE serving 6 and ferrite in core 1 and XLPE
Magnet ring 7, tegillum 2, belting layer 3, tinned copper braid 4, aluminium foil layer 5 and XLPE serving 6 successively coat online in the XLPE
On core 1；The back side of the aluminium foil layer 5 has adhesive-layer, and the adhesive-layer is towards the XLPE serving 6, multiple ferrite beads 7
It is alternatively arranged and is embedded in XLPE serving 6 along the axial direction of XLPE serving 6, and the center of all ferrite beads 7
The axial line of line and XLPE serving 6 is arranged concentrically.The utility model smart structural design is rationally coated with tegillum 2 in XLPE
With XLPE serving 6, and in the XLPE tegillum 2 with a thickness of 11.2~11.6mm, preferably 11.4 mm；Outside the XLPE
Tegillum 6 with a thickness of 15.2~15.5mm, preferably 15.5mm；Thicker double-layered protecting structure is formed, there is good insulation
Characteristic, heat resistance, mechanical property and stronger acid and alkali-resistance and oil resistivity still have ferrite even if XLPE serving 6 is damaged
Tegillum 2 protects core 1 in magnet ring 7 and XLPE, it is ensured that the conveying of normal electricity, securely and reliably；It is carried out using belting layer 3
Cladding guarantees that cable internal structure is even closer, is not easy loosely, and improve flame retardant property；Tinned copper braid 4 can improve
The roundness of cable improves the radial crush resistance energy of cable, and has function of shielding, and be combined with aluminium foil layer 5 and ferrite
Magnet ring 7 carries out isolation and anti-interference, and shield effectiveness more preferably, effectively promotes anti-radiation and anti-interference ability, reduces external interference.
Specifically, the belting layer 3 with a thickness of 0.2~0.3mm, preferably 0.2mm.The tinned copper braid 4
With a thickness of 0.2~0.3mm, preferably 0.3mm.The aluminium foil layer 5 with a thickness of 0.1~0.2mm, preferably 0.1mm.
Preferably, in the present embodiment, the ferrite bead 7 include manganese-zinc ferrite magnet ring and with the manganese-zinc ferrite magnetic
The nickel-zinc ferrite magnet ring that ring is mutually stacked.Manganese-zinc ferrite magnet ring groundwork frequency is 1MHz hereinafter, and nickel-zinc ferrite magnetic
For ring working frequency then in 1MHz or more, manganese-zinc ferrite magnet ring absorbs 1MHz or less caused by Corona Discharge of HV Transmission Lines
Radio interference, the radio that nickel-zinc ferrite magnet ring absorbs 1MHz or more caused by Corona Discharge of HV Transmission Lines is dry
It disturbs, greatly promotes interference free performance, shield effectiveness is good.
In other embodiments, it for wear-resisting and tension effect can be promoted, can be set in the outer surface of the XLPE serving 6
There is a plurality of raised line extended along its axial direction, raised line can enhance tensile property, and when in use, be raised line elder generation and other objects
Product or basal plane are in contact, and avoid directly contacting with XLPE serving 6, promote service life.In addition it is also embedded with and connects in the raised line
Ground wire.One end of ground line is connected with tinned copper braid 4, other end ground connection can more promote shield effectiveness, anti-interference energy
Power is strong.Preferably, polyester fiber braiding layer, effective protection can also be coated on the outer surface of the XLPE serving 6
XLPE serving 6 is not affected or less affected by the erosion of various light, heat, tide, low temperature, Acid-base Gas etc. and the damage of external mechanical power, really
Cable is protected in the safe operation of adverse circumstances, is further prolonged the service life, it is applied widely.
According to the disclosure and teachings of the above specification, the utility model those skilled in the art can also be to above-mentioned reality
The mode of applying is changed and is modified.Therefore, the utility model is not limited to specific embodiment disclosed and described above, right
Some modifications and changes of the utility model should also be as falling into the protection scope of the claims of the present utility model.In addition, to the greatest extent
It is used some specific terms in pipe this specification, these terms are merely for convenience of description, not to the utility model
Constitute any restrictions.As described in the utility model above-described embodiment, using other obtained from same or similar structure
The wire and cable of structure, in scope of protection of the utility model.
Claims (6)
1. a kind of single shields heavy wall type high voltage cable, which is characterized in that it include the core that is twisted by strand copper wire with
And tegillum, belting layer, tinned copper braid, aluminium foil layer, XLPE serving and ferrite bead in XLPE, quilt in the XLPE
Layer, belting layer, tinned copper braid, aluminium foil layer and XLPE serving are successively coated on core；The back side of the aluminium foil layer has
There is adhesive-layer, the adhesive-layer is towards the XLPE serving, tegillum with a thickness of 11.2~11.6mm in the XLPE；It is described
XLPE serving with a thickness of 15.2~15.5mm, multiple ferrite beads are alternatively arranged edge along the axial direction of XLPE serving
In XLPE serving, and the center line of all ferrite beads and the axial line of XLPE serving are arranged concentrically.
2. single according to claim 1 shields heavy wall type high voltage cable, it is characterised in that: outside the XLPE serving
Surface is equipped with a plurality of raised line extended along its axial direction, which is embedded with ground line.
3. single according to claim 1 or 2 shields heavy wall type high voltage cable, it is characterised in that: the thickness of the belting layer
Degree is 0.2~0.3mm.
4. single according to claim 1 or 2 shields heavy wall type high voltage cable, it is characterised in that: the tin-coated copper braiding
Layer with a thickness of 0.2~0.3mm.
5. single according to claim 1 or 2 shields heavy wall type high voltage cable, it is characterised in that: the thickness of the aluminium foil layer
Degree is 0.1~0.2mm.
6. single according to claim 1 or 2 shields heavy wall type high voltage cable, it is characterised in that: the ferrite bead
Including manganese-zinc ferrite magnet ring and the nickel-zinc ferrite magnet ring being mutually stacked with the manganese-zinc ferrite magnet ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820428494.7U CN208225590U (en) | 2018-03-28 | 2018-03-28 | Single shields heavy wall type high voltage cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820428494.7U CN208225590U (en) | 2018-03-28 | 2018-03-28 | Single shields heavy wall type high voltage cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208225590U true CN208225590U (en) | 2018-12-11 |
Family
ID=64503840
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820428494.7U Active CN208225590U (en) | 2018-03-28 | 2018-03-28 | Single shields heavy wall type high voltage cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208225590U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110784257A (en) * | 2019-11-07 | 2020-02-11 | 王琳 | 5G satellite mobile communication signal transponder |
-
2018
- 2018-03-28 CN CN201820428494.7U patent/CN208225590U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110784257A (en) * | 2019-11-07 | 2020-02-11 | 王琳 | 5G satellite mobile communication signal transponder |
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