CN214123572U - Copper conductor structure for lightning protection cable of mobile base station - Google Patents
Copper conductor structure for lightning protection cable of mobile base station Download PDFInfo
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- CN214123572U CN214123572U CN202120084632.6U CN202120084632U CN214123572U CN 214123572 U CN214123572 U CN 214123572U CN 202120084632 U CN202120084632 U CN 202120084632U CN 214123572 U CN214123572 U CN 214123572U
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- spiral choke
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Abstract
The utility model provides a copper conductor structure for a lightning protection cable of a mobile base station, which comprises a cable, a first spiral choke coil, a spiral shielding case and a protective sleeve; the cable is composed of a central copper conductor, and an insulating layer, a shielding layer and a protective layer which are sequentially arranged on the surface of the central copper conductor from inside to outside; a first spiral choke is wound outside the protective layer, and a spiral shielding cover is arranged between the first spiral choke and the protective layer; the spiral shielding case is composed of a second spiral choke coil and an insulating tape bonded on the outer surface of the second spiral choke coil; the first spiral choke coil and the second spiral choke coil are both formed by winding copper conductors, the winding directions of the first spiral choke coil and the second spiral choke coil are opposite, and the intersection point is 45 degrees; the utility model discloses can produce high resistance to the electric current that the thunder and lightning arouses, and handle through ground connection, the leading-in earth of electric current that arouses the thunder and lightning.
Description
Technical Field
The utility model relates to the technical field of cables, especially, relate to a copper conductor structure for lightning protection cable of mobile base station.
Background
A mobile base station, i.e. a public mobile communication base station, is an interface device for a mobile device to access the internet, and is a form of a radio station, which means that in a certain radio coverage area, the construction of the mobile base station is an important part of the investment of mobile communication operators, the construction of the mobile base station is generally carried out around the factors of coverage, call quality, investment benefit, difficult construction, convenient maintenance and the like, along with the development of mobile communication network service towards datamation and packetization, the development trend of the mobile base station is inevitably wide band, large coverage construction and IP, and the cable is an important component part of the mobile base station for transmitting current and signals, so that once being struck by lightning, the cable can cause huge damage to the connected electronic equipment.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to prior art's defect and not enough, provide a copper conductor structure for mobile base station lightning protection cable, this copper conductor structure for mobile base station lightning protection cable can produce high resistance to the electric current that the thunder and lightning arouses, and handles through ground connection, with the leading-in earth of electric current that the thunder and lightning arouses.
In order to achieve the above object, the utility model adopts the following technical scheme: a copper conductor structure for lightning protection cables of mobile base stations comprises a cable, a first spiral choke coil, a spiral shielding cover and a protective sleeve; the cable is composed of a central copper conductor, and an insulating layer, a shielding layer and a protective layer which are sequentially arranged on the surface of the central copper conductor from inside to outside; a first spiral choke is wound outside the protective layer, and a spiral shielding cover is arranged between the first spiral choke and the protective layer; the spiral shielding case is composed of a second spiral choke coil and an insulating tape bonded on the outer surface of the second spiral choke coil; the first spiral choke coil and the second spiral choke coil are both formed by winding copper conductors, the winding directions of the first spiral choke coil and the second spiral choke coil are opposite, and the intersection point is 45 degrees; and a protective sleeve is arranged outside the first spiral choke coil.
Preferably, the central copper conductor is used for transmitting current or signals.
Preferably, the first spiral choke coil and the second spiral choke coil are grounded at both ends.
Preferably, the central copper conductor is formed by drawing a TR oxygen-free copper rod with the resistivity less than or equal to 0.017241, and the wire diameter range is 0.09-2.78 mm.
The utility model has the advantages that:
1. when lightning strikes on the cable, the first spiral choke coil and the second spiral choke coil can generate high resistance to current caused by lightning, and the current caused by the lightning is conducted to the ground through grounding treatment;
2. the arrangement of the first spiral choke and the second spiral choke can also enhance the electric field cancellation effect, and greatly reduce the related magnetic field effect.
Drawings
Fig. 1 is a schematic structural diagram of a copper conductor for a lightning protection cable of a mobile base station.
Fig. 2 is a schematic view of a spiral shield.
Wherein: 1 is a cable, 11 is a central copper conductor, 12 is an insulating layer, 13 is a shielding layer, 14 is a protective layer, 2 is a first spiral choke coil, 3 is a spiral shielding cover, 31 is a second spiral choke coil, 32 is an insulating tape, and 4 is a protective sleeve.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings 1-2.
As shown in fig. 1-2, a copper conductor structure for lightning protection cable of mobile base station comprises a cable 1, a first spiral choke 2, a spiral shielding case 3, and a protective cover 4; the cable 1 is composed of a central copper conductor 11, and an insulating layer 12, a shielding layer 13 and a protective layer 14 which are sequentially arranged on the surface of the central copper conductor 11 from inside to outside; a first spiral choke 2 is wound outside the protective layer 14, and a spiral shielding cover 3 is arranged between the first spiral choke 2 and the protective layer 14; the spiral-shaped shielding case 3 is composed of a second spiral-shaped choke coil 31 and an insulating tape 32 bonded on the outer surface of the second spiral-shaped choke coil 31; the first spiral choke 2 and the second spiral choke 31 are both formed by winding copper conductors, the winding directions of the first spiral choke 2 and the second spiral choke 31 are opposite, and the intersection point is 45 degrees; the first spiral choke 2 is also provided with a protective sleeve 4.
In practice, the central copper conductor 11 is used for transmitting current or signals.
In specific implementation, the first spiral choke 2 and the second spiral choke 31 are grounded at both ends.
In specific implementation, the central copper conductor 11 is formed by drawing a TR oxygen-free copper rod with the resistivity less than or equal to 0.017241, and the wire diameter range is 0.09-2.78 mm.
In summary, when a lightning strikes on the cable, the first spiral choke and the second spiral choke generate high resistance to the current caused by the lightning, and the current caused by the lightning is conducted to the ground through the grounding process; the arrangement of the first spiral choke and the second spiral choke can also enhance the electric field cancellation effect, and greatly reduce the related magnetic field effect.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. The utility model provides a copper conductor structure for lightning protection cable of mobile base station which characterized in that: the cable comprises a cable (1), a first spiral choke (2), a spiral shielding case (3) and a protective sleeve (4); the cable (1) is composed of a central copper conductor (11), and an insulating layer (12), a shielding layer (13) and a protective layer (14) which are sequentially arranged on the surface of the central copper conductor (11) from inside to outside; a first spiral choke coil (2) is wound outside the protective layer (14), and a spiral shielding cover (3) is arranged between the first spiral choke coil (2) and the protective layer (14); the spiral shielding case (3) is composed of a second spiral choke coil (31) and an insulating tape (32) bonded on the outer surface of the second spiral choke coil (31); the first spiral choke coil (2) and the second spiral choke coil (31) are both formed by winding copper conductors, the winding directions of the first spiral choke coil (2) and the second spiral choke coil (31) are opposite, and the intersection point is 45 degrees; and a protective sleeve (4) is also arranged outside the first spiral choke coil (2).
2. The copper conductor structure for lightning protection cable of mobile base station as claimed in claim 1, wherein: the central copper conductor (11) is used for transmitting current or signals.
3. The copper conductor structure for lightning protection cable of mobile base station as claimed in claim 1, wherein: the first spiral choke coil (2) and the second spiral choke coil (31) are grounded at the ends.
4. The copper conductor structure for lightning protection cable of mobile base station as claimed in claim 1, wherein: the central copper conductor (11) is formed by drawing a TR oxygen-free copper rod with the resistivity less than or equal to 0.017241, and the wire diameter range is 0.09-2.78 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120084632.6U CN214123572U (en) | 2021-01-13 | 2021-01-13 | Copper conductor structure for lightning protection cable of mobile base station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120084632.6U CN214123572U (en) | 2021-01-13 | 2021-01-13 | Copper conductor structure for lightning protection cable of mobile base station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214123572U true CN214123572U (en) | 2021-09-03 |
Family
ID=77494236
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120084632.6U Active CN214123572U (en) | 2021-01-13 | 2021-01-13 | Copper conductor structure for lightning protection cable of mobile base station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214123572U (en) |
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2021
- 2021-01-13 CN CN202120084632.6U patent/CN214123572U/en active Active
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