CN201918481U - RF coaxial cable for mobile communication - Google Patents
RF coaxial cable for mobile communication Download PDFInfo
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- CN201918481U CN201918481U CN2010206638348U CN201020663834U CN201918481U CN 201918481 U CN201918481 U CN 201918481U CN 2010206638348 U CN2010206638348 U CN 2010206638348U CN 201020663834 U CN201020663834 U CN 201020663834U CN 201918481 U CN201918481 U CN 201918481U
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- mobile communication
- outer conductor
- cable
- radio frequency
- frequency coaxial
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Abstract
The utility model discloses an RF coaxial cable for mobile communication, relates to the technical field of communication cable manufacturing and aims to solve the technical problems of a traditional RF coaxial cable for mobile communication, such as high cost, complicated production process and the like. The RF coaxial cable used for the mobile communication consists of an inner conductor, an insulating layer, an outer conductor and a sheath, wherein the inner conductor is arranged at the center of the cable, and the insulating layer, the outer conductor and the sheath are sequentially coated from inside to outside with the inner conductor as the center.
Description
Technical field
The utility model relates to telecommunication cable manufacturing technology field, particularly a kind of radio frequency coaxial electric cable for mobile communication.
Background technology
Along with developing rapidly of 3G (Third Generation) Moblie (3G), the consumption of radio frequency coaxial electric cable for mobile communication increases severely, advocate in the whole world under the background of energy-saving and emission-reduction and low-carbon economy, radio frequency coaxial electric cable for mobile communication just develops towards directions such as high-quality, low-cost, lightness.
Traditional radio frequency coaxial electric cable for mobile communication is made up of inner wire, insulating barrier, outer conductor, sheath four parts; Inner wire adopts solid copper wire, copper-clad aluminum conductor or smooth copper, insulating barrier adopts the physical blowing polyethylene, outer conductor adopts complicated technologies such as copper strips (or aluminium strip) process essence is cut, moulding, welding, embossing to form, and sheath adopts polyethylene or low smoke halogen-free flame-retardant polyolefin; Wherein owing to limited by traditional outer conductor production technology, the used copper strips of outer conductor (or aluminium strip) thickness is attenuate further, its copper strips thickness is that 0.15-0.35mm(or al zone thickness are 0.25-0.50mm), cable production need consume more copper material (or aluminium), in short supply along with copper (aluminium) resource, the rise of copper (aluminium) price causes cable cost to rise significantly, and economy descends significantly.
The tradition radio frequency coaxial electric cable for mobile communication mainly contains following shortcoming:
1. cost is higher, and outer conductor adopts wrinkle copper pipe (or wrinkles aluminium tube) structure, and its wrinkle copper pipe thickness is that 0.15 ~ 0.35mm(or wrinkles aluminium tube thickness are 0.25-0.50mm), consume more copper material (or aluminium);
2. complex process, outer conductor operation production process need adopt copper strips (or aluminium strip) through essence cut, moulding, welding, embossing form;
3. because outer conductor procedure technology complexity is easy to generate the voltage cable standing-wave ratio performance degradation that causes because of moulding, embossing defective.
Summary of the invention
The utility model is intended to solve existing radio frequency coaxial electric cable for mobile communication and has technical problems such as cost height, complex manufacturing, with provide a kind of technology simple, save production cost, radio frequency coaxial electric cable for mobile communication that voltage cable standing-wave ratio performance is more excellent.
The purpose of this utility model is achieved through the following technical solutions.
A kind of radio frequency coaxial electric cable for mobile communication of the present utility model is made of inner wire, insulating barrier, outer conductor and sheath, and wherein inner wire is positioned at cable center, is that the center is coated with insulating barrier, outer conductor and sheath from inside to outside successively with the inner wire.
A kind of radio frequency coaxial electric cable for mobile communication of the present utility model also is provided with lapping layer between wherein said outer conductor and the sheath.
A kind of radio frequency coaxial electric cable for mobile communication of the present utility model, wherein said outer conductor are the thin copper belt that vertically coats along cable center, and thin copper belt thickness is 0.05 ~ 0.15mm.
A kind of radio frequency coaxial electric cable for mobile communication of the present utility model, wherein said outer conductor are the thin aluminium strip that vertically coats along cable center, and thin aluminium strip thickness is 0.10-0.25mm.
A kind of radio frequency coaxial electric cable for mobile communication of the present utility model, wherein said insulating barrier are the physically foamed pe insulation layer.
A kind of radio frequency coaxial electric cable for mobile communication of the present utility model, wherein said sheath are pe sheath or low-smoke and halogen-free flame retardant polyolefin jacket.
The beneficial effect of a kind of radio frequency coaxial electric cable for mobile communication of the present utility model:
1. the utility model cable outer conductor adopts thin copper belt (or thin aluminium strip), its copper strips thickness is that 0.05-0.15mm(or al zone thickness are 0.10-0.25mm) the used copper strips (or aluminium strip) of replacement traditional cable outer conductor, its copper strips thickness is that 0.15-0.35mm(or al zone thickness are 0.25-0.50mm), product cost greatly reduces, and has alleviated product weight simultaneously;
2. the utility model cable outer conductor adopts thin copper belt (or thin aluminium strip), through roller embossing, vertical bag outer conductor technology, tradition adopt copper strips (or aluminium strip) through essence cut, moulding, welding, embossing outer conductor technology, manufacture process is more simple; Traditional handicraft outer conductor operation and sheath operation must adopt two-step method production, and the utility model cable outer conductor operation and sheath operation can adopt one-step method production, have saved production process one;
3. the utility model cable is because the outer conductor operation is produced simple, do not pass through complicated technologies such as essence is cut, moulding, welding, embossing, so eliminated the factor that may exert an influence to the voltage standing wave ratio performance of cable, thereby made the voltage standing wave ratio performance of cable more excellent because of moulding, embossing process.
Description of drawings
Fig. 1 is a kind of radio frequency coaxial electric cable for mobile communication structural representation one of the utility model
Fig. 2 is a kind of radio frequency coaxial electric cable for mobile communication structural representation two of the utility model
Fig. 3 is traditional radio frequency coaxial electric cable for mobile communication structural representation
The number in the figure explanation
1 sheath, 2 outer conductors, 3 insulating barriers, 4 inner wires, 5 lapping layers
Embodiment
The utility model detailed structure, application principle, effect and effect with reference to accompanying drawing 1-3, are illustrated by following execution mode.
A kind of radio frequency coaxial electric cable for mobile communication of the present utility model, the cable cross-section center is an inner wire, outwards be coated with insulating barrier, outer conductor, lapping layer (if sometimes) and sheath successively by the center, wherein outer conductor is that copper strips (or aluminium strip) forms along vertical coating of cable.In order to improve the bending property of cable, copper strips (or aluminium strip) needed to roll out continuous transverse fold through one roller embossing calender before vertically coating.In order to guarantee the shielding properties of product, when indulging bag, copper strips (or aluminium strip) needs certain lap width, lap width 〉=6mm, copper strips (or aluminium strip) lap-joint can stick with glue and connect in case of necessity.The outer conductor that vertically coats when producing for sheath does not scatter, and can vertically coat wrapped layer of non-woven fabric in back or polyester belt at outer conductor, works the effect of tightening, and is more suitable when particularly the outside diameter of cable is big.
Described insulating layer material adopts the physical blowing polyethylene, and described lapping layer (if sometimes) material adopts nonwoven fabrics or polyester belt, and described sheath material adopts polyethylene or low smoke halogen-free flame-retardant polyolefin.
Manufacture method of the present utility model comprises the steps:
A) use insulating barrier to coat inner wire, form the insulation heart yearn;
B) synchronously copper strips (or aluminium strip), twining package tape (if sometimes), sheath are arranged by level from inside to outside, and vertically be coated on insulation heart yearn skin, form the clad structure that outwards is followed successively by insulating barrier, outer conductor, lapping layer (if sometimes) and sheath by the center.
Referring to accompanying drawing 1, Fig. 2 and Fig. 3, to compare with traditional radio frequency coaxial electric cable for mobile communication, the utility model cable outer conductor adopts thin copper belt (or aluminium strip) to form through roller embossing, the vertical coating.
The outer conductor of the utility model cable is as adopting copper strips, and its thickness is 0.05-0.15mm, and traditional product copper strips thickness reaches 0.15-0.35mm; The outer conductor of the utility model cable is as adopting aluminium strip, its thickness 0.10-0.25mm, and traditional product al zone thickness 0.25-0.50mm.
With 1/2 " the specification radio frequency coaxial electric cable for mobile communication is example; and the contrast of traditional radio frequency coaxial electric cable for mobile communication construction weight and a kind of radio frequency coaxial electric cable for mobile communication of the utility model sees Table 1, and a kind of radio frequency coaxial electric cable for mobile communication contrast of traditional radio frequency coaxial electric cable for mobile communication voltage standing wave ratio, attenuation constant and the utility model sees Table 2.
The utility model is compared with traditional radio frequency coaxial electric cable for mobile communication, adopts thin copper belt (or thin aluminium strip) to replace the used copper strips (or aluminium strip) of traditional cable outer conductor, has reduced product cost, has alleviated product weight.
The utility model cable outer conductor adopts thin copper belt (or thin aluminium strip), through roller embossing, vertical bag outer conductor technology, tradition adopt copper strips (or aluminium strip) through essence cut, moulding, welding, embossing outer conductor technology, manufacture process is more simple; Traditional handicraft outer conductor operation and sheath operation must adopt two-step method production, and the utility model cable outer conductor operation and sheath operation can adopt one-step method production, have saved production process one.
The utility model cable is because the outer conductor operation is produced simple, do not pass through complicated technologies such as essence is cut, moulding, welding, embossing, so eliminated the factor that may exert an influence to the voltage standing wave ratio performance of cable, thereby made the voltage standing wave ratio performance of cable more excellent because of moulding, embossing process.
Therefore the utility model has overcome disadvantages associated of the prior art, provides that a kind of cost is lower, weight is lighter, and production efficiency is higher, transmission and the better radio frequency coaxial electric cable for mobile communication of signal covering quality.
Claims (6)
1. radio frequency coaxial electric cable for mobile communication, it is characterized in that: be made of inner wire, insulating barrier, outer conductor and sheath, wherein inner wire is positioned at cable center, is that the center is coated with insulating barrier, outer conductor and sheath from inside to outside successively with the inner wire.
2. a kind of radio frequency coaxial electric cable for mobile communication as claimed in claim 1 is characterized in that: also be provided with lapping layer between described outer conductor and the sheath.
3. a kind of radio frequency coaxial electric cable for mobile communication as claimed in claim 1 is characterized in that: the thin copper belt of described outer conductor for vertically coating along cable center, thin copper belt thickness is 0.05 ~ 0.15mm.
4. a kind of radio frequency coaxial electric cable for mobile communication as claimed in claim 1 is characterized in that: the thin aluminium strip of described outer conductor for vertically coating along cable center, thin aluminium strip thickness is 0.10-0.25mm.
5. a kind of radio frequency coaxial electric cable for mobile communication as claimed in claim 1 is characterized in that: described insulating barrier is the physically foamed pe insulation layer.
6. a kind of radio frequency coaxial electric cable for mobile communication as claimed in claim 1 is characterized in that: described sheath is pe sheath or low-smoke and halogen-free flame retardant polyolefin jacket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206638348U CN201918481U (en) | 2010-12-16 | 2010-12-16 | RF coaxial cable for mobile communication |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206638348U CN201918481U (en) | 2010-12-16 | 2010-12-16 | RF coaxial cable for mobile communication |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201918481U true CN201918481U (en) | 2011-08-03 |
Family
ID=44418271
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206638348U Expired - Fee Related CN201918481U (en) | 2010-12-16 | 2010-12-16 | RF coaxial cable for mobile communication |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201918481U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103700449A (en) * | 2013-12-11 | 2014-04-02 | 浙江德通科技有限公司 | Bundled coaxial cable and manufacturing method thereof |
-
2010
- 2010-12-16 CN CN2010206638348U patent/CN201918481U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103700449A (en) * | 2013-12-11 | 2014-04-02 | 浙江德通科技有限公司 | Bundled coaxial cable and manufacturing method thereof |
| CN103700449B (en) * | 2013-12-11 | 2016-07-13 | 浙江德通科技有限公司 | A kind of boundling coaxial cable and production method thereof |
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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: 20110803 Termination date: 20191216 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |