CN108767391A - A kind of signal transmission radio-frequency cable - Google Patents
A kind of signal transmission radio-frequency cable Download PDFInfo
- Publication number
- CN108767391A CN108767391A CN201810551466.9A CN201810551466A CN108767391A CN 108767391 A CN108767391 A CN 108767391A CN 201810551466 A CN201810551466 A CN 201810551466A CN 108767391 A CN108767391 A CN 108767391A
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- CN
- China
- Prior art keywords
- core
- wall
- insulating layer
- supporting
- signal transmission
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P3/00—Waveguides; Transmission lines of the waveguide type
- H01P3/02—Waveguides; Transmission lines of the waveguide type with two longitudinal conductors
- H01P3/06—Coaxial lines
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- Insulated Conductors (AREA)
Abstract
The present invention relates to a kind of signal transmission radio-frequency cables, including sheath (1), enhancement layer (2), insulating layer (3), conductor and the supporting-core (5) that ecto-entad is set gradually；Cylindrical installation space is provided in the insulating layer (3), the supporting-core (5) is located at the insulating layer (3) center；The conductor includes copper core (4) and aluminium core (6), the quantity of the copper core (4) is four, its shape is warhead form, the head of its bullet is inserted at the supporting-core (5) inner ring, the end of its bullet contacts on the inner wall of the insulating layer (3), copper core (4) the uniform array setting, aluminium core (6) quantity are four and are arranged in the space that two neighboring copper core (4) outer wall, supporting-core (5) outer wall, insulating layer (3) inner wall are formed.The radio-frequency cable of the present invention has the advantages that from heavy and light, bending resistance function admirable, shock resistance is strong, chemical stability is good.
Description
Technical field
The present invention relates to communication base parts and components preparing technical fields, and in particular to a kind of signal transmission radio-frequency cable.
Background technology
Flexible coaxial radio frequency cable, which is widely used in rocket, satellite, communication, navigation, electronic countermeasure, measuring and controlling equipment etc., to be made
With in the Transmission system of radiofrequency signal, existing half flexible coaxial radio frequency cable have use temperature range is wide, frequency of use is high,
The low, standing-wave ratio of decaying is small and the excellent properties such as advantages of good shielding performance, but makes as the first conductor due to the use of copper core
The dead weight of half flexible coaxial radio frequency cable is larger, and tin plating copper-clad light metal conductor recombination line lamp such as is used to replace copper core that can make
It obtains radio-frequency cable finished product bending resistance performance greatly to decline, decaying is increased；Another factor for influencing radio-frequency cable bending resistance performance is shield
The material of set, existing sheath tend not to take into account flexibility and shock proof performance.
Invention content
In order to solve the above technical problems, the object of the present invention is to provide a kind of signal transmission radio-frequency cables.
Technical scheme is as follows：
A kind of signal transmission radio-frequency cable, it is characterised in that：The sheath (1) that is set gradually including ecto-entad is reinforced
Layer (2), insulating layer (3), conductor and supporting-core (5)；
Cylindrical installation space is provided in the insulating layer (3), the supporting-core (5) is located at the insulating layer (3)
At center；
The conductor includes copper core (4) and aluminium core (6), and the quantity of the copper core (4) is four, and shape is bullet-shaped
The head of shape, bullet is inserted at the supporting-core (5) inner ring, and the end of bullet contacts the inner wall of the insulating layer (3)
On, copper core (4) uniform array setting, aluminium core (6) quantity be four be arranged at two neighboring copper core (4) outer wall,
In the space that supporting-core (5) outer wall, insulating layer (3) inner wall are formed.
Further, a plurality of outer tongue (21) is evenly arranged on enhancement layer (2) outer wall, the enhancement layer (2) is interior
It is evenly arranged with a plurality of interior tongue (22) on wall, the multiple of the corresponding outer tongue (21) are provided on sheath (1) inner wall
Interior mounting groove is provided with multiple outer mounting grooves of the corresponding interior tongue (22) on the insulating layer (3) on setting outer wall；Institute
Outer tongue (21) is stated in the interior mounting groove, the interior tongue (22) is mounted in the outer mounting groove.
Further, the restrictive coating is made of polyvinyl chloride.
Further, the enhancement layer (2) is made of PP plastics.
Further, the supporting-core (5) is made of electro-insulating rubber.
According to the above aspect of the present invention, the present invention has at least the following advantages：
(1) raising of bending resistance performance and shock resistance to cable entirety is played by improveing the structure of conductor, and
The construction of cable after improvement stills remain in lower level for the decaying of radiofrequency signal；
(2) reduction of cable dead weight is made by the method for replacing part copper core with aluminium core, advantageously reduces cost；
(3) inside and outside insulating layer tongue can be combined with sheath and insulating layer it is even closer.
Above description is only the general introduction of technical solution of the present invention, in order to better understand the technical means of the present invention,
And can be implemented in accordance with the contents of the specification, below with presently preferred embodiments of the present invention and after coordinating attached drawing to be described in detail such as.
Description of the drawings
Fig. 1 is the structural schematic diagram of the present invention；
In figure：1- sheaths；2- enhancement layers；The outer tongues of 21-；Tongue in 22-；3- insulating layers；4- copper cores；5- supporting-cores；6-
Aluminium core.
Specific implementation mode
With reference to the accompanying drawings and examples, the specific implementation mode of the present invention is described in further detail.Implement below
Example is not limited to the scope of the present invention for illustrating the present invention.
Referring to Fig. 1, a kind of signal transmission radio-frequency cable described in a preferred embodiment of the present invention, it is characterised in that：Packet
Include sheath 1, enhancement layer 2, insulating layer 3, conductor and supporting-core 5 that ecto-entad is set gradually；
Cylindrical installation space is provided in insulating layer 3, supporting-core 5 is located at 3 center of insulating layer；
Conductor includes copper core 4 and aluminium core 6, and the quantity of copper core 4 is four, and shape is warhead form, the head of bullet
It is inserted at 5 inner ring of supporting-core, on the inner wall of the end contact insulation layer 3 of bullet, the setting of 4 uniform array of copper core, aluminium core 6
Quantity is four and is arranged in the space that 4 outer wall of two neighboring copper core, 5 outer wall of supporting-core, 3 inner wall of insulating layer are formed.
It is evenly arranged with a plurality of outer tongue 21 on 2 outer wall of enhancement layer, a plurality of convex is evenly arranged on 2 inner wall of enhancement layer
Slot 22 is provided with multiple interior mounting grooves of corresponding outer tongue 21 on 1 inner wall of sheath, is arranged on insulating layer 3 on outer wall and is provided with pair
Answer multiple outer mounting grooves of interior tongue 22；Outer tongue 21 is mounted in interior mounting groove, and interior tongue 22 is mounted in outer mounting groove.
Restrictive coating 1 is made of polyvinyl chloride.
Enhancement layer 2 is made of PP plastics.
Supporting-core 5 is made of electro-insulating rubber.
The present invention has at least the following advantages：
(1) raising of bending resistance performance and shock resistance to cable entirety is played by improveing the structure of conductor, and
The construction of cable after improvement stills remain in lower level for the decaying of radiofrequency signal；
(2) reduction of cable dead weight is made by the method for replacing part copper core with aluminium core, advantageously reduces cost；
(3) inside and outside insulating layer tongue can be combined with sheath and insulating layer it is even closer.
The radio-frequency cable of the present invention has from heavy and light, bending resistance function admirable, shock resistance is strong, chemical stability is good
Advantage.
The above is only a preferred embodiment of the present invention, it is not intended to restrict the invention, it is noted that for this
For the those of ordinary skill of technical field, without departing from the technical principles of the invention, several improvement can also be made
And modification, these improvements and modifications also should be regarded as protection scope of the present invention.
Claims (5)
1. a kind of signal transmission radio-frequency cable, it is characterised in that：Sheath (1), the enhancement layer set gradually including ecto-entad
(2), insulating layer (3), conductor and supporting-core (5)；
Cylindrical installation space is provided in the insulating layer (3), the supporting-core (5) is located at the insulating layer (3) center
Place；
The conductor includes copper core (4) and aluminium core (6), and the quantity of the copper core (4) is four, and shape is warhead form,
The head of bullet is inserted at the supporting-core (5) inner ring, and the end of bullet contacts on the inner wall of the insulating layer (3), institute
The setting of copper core (4) uniform array is stated, aluminium core (6) quantity is four and is arranged at two neighboring copper core (4) outer wall, supporting-core
(5) in the space that outer wall, insulating layer (3) inner wall are formed.
2. a kind of signal transmission radio-frequency cable according to claim 1, it is characterised in that：Enhancement layer (2) outer wall
On be evenly arranged with a plurality of outer tongue (21), be evenly arranged with a plurality of interior tongue (22), the shield on enhancement layer (2) inner wall
It is provided with multiple interior mounting grooves of the corresponding outer tongue (21) on set (1) inner wall, is arranged on the insulating layer (3) on outer wall and sets
It is equipped with multiple outer mounting grooves of the corresponding interior tongue (22)；The outer tongue (21) is mounted in the interior mounting groove, described
Interior tongue (22) is mounted in the outer mounting groove.
3. a kind of signal transmission radio-frequency cable according to claim 2, it is characterised in that：The restrictive coating (1) is poly-
Vinyl chloride is made.
4. a kind of signal transmission radio-frequency cable according to claim 2, it is characterised in that：The enhancement layer (2) is PP
Plastics are made.
5. a kind of signal transmission radio-frequency cable according to claim 2, it is characterised in that：The supporting-core (5) is exhausted
Edge rubber is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810551466.9A CN108767391A (en) | 2018-05-31 | 2018-05-31 | A kind of signal transmission radio-frequency cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810551466.9A CN108767391A (en) | 2018-05-31 | 2018-05-31 | A kind of signal transmission radio-frequency cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108767391A true CN108767391A (en) | 2018-11-06 |
Family
ID=64001333
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810551466.9A Pending CN108767391A (en) | 2018-05-31 | 2018-05-31 | A kind of signal transmission radio-frequency cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108767391A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204423942U (en) * | 2015-02-27 | 2015-06-24 | 张滢钰 | A kind of fire-resisting cable |
| CN205984338U (en) * | 2016-08-30 | 2017-02-22 | 浙江秦山电缆有限公司 | High insulating wire and cable that elasticity was easily bent by force |
| CN106448915A (en) * | 2016-11-21 | 2017-02-22 | 江苏轩博电子科技有限公司 | Semi-flexible coaxial radio frequency cable |
-
2018
- 2018-05-31 CN CN201810551466.9A patent/CN108767391A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204423942U (en) * | 2015-02-27 | 2015-06-24 | 张滢钰 | A kind of fire-resisting cable |
| CN205984338U (en) * | 2016-08-30 | 2017-02-22 | 浙江秦山电缆有限公司 | High insulating wire and cable that elasticity was easily bent by force |
| CN106448915A (en) * | 2016-11-21 | 2017-02-22 | 江苏轩博电子科技有限公司 | Semi-flexible coaxial radio frequency cable |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20181106 |
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| WD01 | Invention patent application deemed withdrawn after publication |