CN107946722A - A kind of boundling signal cable woven shield sprays tin method - Google Patents
A kind of boundling signal cable woven shield sprays tin method Download PDFInfo
- Publication number
- CN107946722A CN107946722A CN201711112024.6A CN201711112024A CN107946722A CN 107946722 A CN107946722 A CN 107946722A CN 201711112024 A CN201711112024 A CN 201711112024A CN 107946722 A CN107946722 A CN 107946722A
- Authority
- CN
- China
- Prior art keywords
- woven
- woven shield
- shield
- tin
- cable core
- Prior art date
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P11/00—Apparatus or processes specially adapted for manufacturing waveguides or resonators, lines, or other devices of the waveguide type
- H01P11/001—Manufacturing waveguides or transmission lines of the waveguide type
- H01P11/005—Manufacturing coaxial lines
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
- C23C4/12—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the method of spraying
- C23C4/123—Spraying molten metal
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Insulated Conductors (AREA)
Abstract
The invention discloses a kind of boundling signal cable woven shield to spray tin method, this method enable to physical mechanical property intensity height, good flame resistance, the high and low temperature resistance of 4G communication base station boundling signal cables be good, signal transmission decay vary with temperature it is small in the case of, reduce the usage amount of tin liquor, and holding surface is smooth, sags and crests are reduced.
Description
Technical field
The present invention relates to a kind of communicaton and signal cable, sprays tin side more particularly, to a kind of boundling signal cable woven shield
Method.
Background technology
With accelerating development for the 4G communication technologys comprehensively, the construction scope and quantity of 4G base stations also expand and exhibition continuous
Open, while the radio frequency coaxial cables demand for connecting transmission signal is continuously increased, for cable transmission performance and safety
The problem of performance, is consequently increased；Such as the boundling coaxial cable connected between communication equipment and antenna in base station machine room, requiring to protect
Good signal transmission performance is demonstrate,proved it is also desirable to ensure that reliable resistance is environmental weathering and fire line.
Face uses mesh grid shield structure to traditional signal cable on the shielding layer, and there is shield effectiveness to pay no attention to
Think, physical mechanical strength is low, and it is poor to install and use effect.Existing seamless wicking shield layer is by woven woven shield
The parallel dipped purity of cable core for 99.99% block tin by high temperature melt into the tin liquor formed after liquid material, allow liquid from
The braiding net surface of woven shield is so adhered to, the wicking layer that tin purity is 99.99% is formed, forms a seamless wicking
Shield layer, and wicking shield layer has the problem of uneven.
The content of the invention
It is of the invention to be varied with temperature greatly to solve existing 4G communication base stations shielding boundling signal cable presence signal decay,
Physical mechanical strength is low, poor fire, and wicking shield layer has the present situations such as the problem of uneven and provides a kind of boundling letter
Number cable braid shielded layer spray tin method.
The present invention is that concrete technical scheme is used by solving above-mentioned technical problem：A kind of boundling signal cable braiding screen
Layer spray tin method is covered, is included the following steps：
Step 1. by purity for 99.99% block tin by high temperature melt into the tin liquor shielded layer to be woven formed after liquid material
By spraying；
Step 2. is sprayed the cable core of woven woven shield；The spraying process sprays to be three-dimensional,
The left and right sides above the same cross section that the cable core of woven woven shield passes through, sets 2 oblique 45 ° of directions respectively
The jet head sets of the cable core of woven woven shield；The jet head sets at least set 2 nozzles, the jet head sets it
Between distance be more than or equal to 1 meter；
Step 3. allows tin liquor to be adhered to the braiding net surface of woven shield, forms the wicking layer that tin purity is 99.99%,
A seamless wicking shield layer is formed, improves cable core electromagnetism interference.
Preferably, in the cable core spraying process of woven woven shield, stretch woven shield so that 110
± 10 beats/min.
Preferably, in the cable core spraying process in woven woven shield, woven shield passes through jet head sets
Speed be 50 ± 10 ms/min.
Preferably, in the cable core spraying process of woven woven shield it is parallel and water in the step 2
The spraying of plane, and tin liquor recovery pond is set below jet head sets.
The beneficial effects of the invention are as follows：A kind of boundling signal cable woven shield sprays tin method, and this method enables to
Physical mechanical property intensity height, good flame resistance, the high and low temperature resistance of 4G communication base stations boundling signal cable are good, signal transmission
Decay vary with temperature it is small in the case of, reduce the usage amount of tin liquor, and holding surface is smooth, reduces sags and crests.
Brief description of the drawings
Fig. 1 is the structure diagram of 4G communication base stations boundling signal cable of the present invention.
Embodiment
The present invention is described in further detail with reference to the accompanying drawings and detailed description:
In embodiment shown in Fig. 1, a kind of 4G communication base stations boundling signal cable, including multi-cable core, it is described
Cable core includes inner conductor layer 1, insulating layer 2, wicking shield layer, inner restrictive coating 5, and insulating layer 2 is coated on outside inner conductor layer 1
Face, inner conductor layer use single silver-plated copper conductor, cable core inner wire D.C. resistance smaller, and the insulating layer uses polytetrafluoroethylene (PTFE)
Material is extruded on 1 surface of inner conductor layer, and insulating layer is coated with wicking shield layer, and the wicking shield layer includes braiding
Shielded layer 3 and wicking layer 4, the dipped purity of cable core of woven woven shield 3 pass through high temperature melt for 99.99% block tin
The tin liquor formed after into liquid material, allows liquid to be adhered to the braiding net surface of woven shield naturally, forms tin purity and is
99.99% wicking layer, forms a seamless wicking shield layer, improves cable core electromagnetism interference.Shield in braiding
Cover layer surface and form wicking layer 4, wicking shield layer outer surface extrudes one layer of inner restrictive coating 5, forms shield in unit cable core
Set, more effectively protects wicking shield layer and insulating layer；In the signal cable boundling appearance of multi-cable core composition
Face is wound with common perfluoroethylene-propylene material lapping layer 6, and lapping layer outer surface is equipped with the outer shield of the bright alkene material of perfluoroethylene
Jacket layer 7.Interior oversheath it to possess good mechanism physical, the features such as anti-flammability, water preventing ability, against weather and corrosion resistance.
Product long-time service is when temperature range is -90 DEG C to 200 DEG C, its cable core related physical structures characteristic energy, electric property, transmission
Performance does not change.With in high and low temperature environment transmission attenuation value it is small, transmission rate is high, and transmission performance is reliable and stable, easily
In installation the features such as.Woven shield is more than 90% tin-coated copper mesh grid, 360 degree of claddings of woven shield using count
In on the surface of insulating layer of every cable core, bulk shielding effect is improved, while be conducive to boundling signal cable and set with terminal
Standby connection processing.
A kind of boundling signal cable woven shield sprays tin method, includes the following steps：
Step 1. by purity for 99.99% block tin by high temperature melt into the tin liquor shielded layer to be woven formed after liquid material
By spraying；
Step 2. is sprayed the cable core of woven woven shield；The spraying process sprays to be three-dimensional,
The left and right sides above the same cross section that the cable core of woven woven shield passes through, sets 2 oblique 45 ° of directions respectively
The jet head sets of the cable core of woven woven shield；The jet head sets at least set 2 nozzles, the jet head sets it
Between distance be more than or equal to 1 meter；
Step 3. allows tin liquor to be adhered to the braiding net surface of woven shield, forms the wicking layer that tin purity is 99.99%,
A seamless wicking shield layer is formed, improves cable core electromagnetism interference.
In the cable core spraying process of woven woven shield, stretch woven shield so that 110 ± 10 times/
Minute.
In the cable core spraying process of woven woven shield, speed of the woven shield Jing Guo jet head sets is 50
± 10 ms/min.
It is parallel in the cable core spraying process of woven woven shield with horizontal plane in the step 2
Spraying, and tin liquor recovery pond is set below jet head sets.
Cable transmission speed of the present invention tests its maximum attenuation value in frequency 6GHz and is less than 0.81dB/ 70% or so
M, dielectric strength DC, 7.5KV, 1min do not puncture, and possess excellent anti-flammability, insulation resistance >=15000M Ω .km, characteristic impedance
Meet 50 ± 2 Ω in 200MHz.
Basic principle, main feature and the advantages of the present invention of above content and structure the invention has been described product, one's own profession
The technical staff of industry should be recognized that.Merely illustrating the principles of the invention described in examples detailed above and specification, is not departing from this
On the premise of spirit and scope, various changes and modifications of the present invention are possible, these changes and improvements belong to requirement and protect
Within the scope of the invention of shield.The scope of the present invention is defined by the appended claims and its equivalents.
Claims (4)
1. a kind of boundling signal cable woven shield sprays tin method, it is characterised in that：Include the following steps：
Step 1. passes through purity for 99.99% block tin by high temperature melt into the tin liquor shielded layer to be woven formed after liquid material
Spraying；
Step 2. is sprayed the cable core of woven woven shield；The spraying process sprays to be three-dimensional, is compiling
The same cross section top left and right sides that the cable core of woven shield passes through is woven, sets 2 oblique 45 ° respectively towards braiding
The jet head sets of the cable core of good woven shield；The jet head sets at least set 2 nozzles, between the jet head sets
Distance is more than or equal to 1 meter；
Step 3. allows tin liquor to be adhered to the braiding net surface of woven shield, forms the wicking layer that tin purity is 99.99%, is formed
One seamless wicking shield layer, improves cable core electromagnetism interference.
A kind of 2. boundling signal cable woven shield spray tin method described in accordance with the claim 1, it is characterised in that：Weaving
In the cable core spraying process of good woven shield, stretch woven shield so that 110 ± 10 beats/min.
A kind of 3. boundling signal cable woven shield spray tin method described in accordance with the claim 1, it is characterised in that：Weaving
In the cable core spraying process of good woven shield, speed of the woven shield Jing Guo jet head sets is 50 ± 10 ms/min.
A kind of 4. boundling signal cable woven shield spray tin method described in accordance with the claim 1, it is characterised in that：Described
It is parallel with horizontal plane spraying in the cable core spraying process of woven woven shield in step 2, and under jet head sets
Side sets tin liquor recovery pond.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711112024.6A CN107946722A (en) | 2017-11-13 | 2017-11-13 | A kind of boundling signal cable woven shield sprays tin method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711112024.6A CN107946722A (en) | 2017-11-13 | 2017-11-13 | A kind of boundling signal cable woven shield sprays tin method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107946722A true CN107946722A (en) | 2018-04-20 |
Family
ID=61933852
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711112024.6A Pending CN107946722A (en) | 2017-11-13 | 2017-11-13 | A kind of boundling signal cable woven shield sprays tin method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107946722A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204720186U (en) * | 2015-07-08 | 2015-10-21 | 湖北宇洪光电实业有限公司 | 4G communication base station boundling signal cable |
| CN205508506U (en) * | 2016-02-26 | 2016-08-24 | 广州市宇洪电线电缆实业有限公司 | Six types of digital communication cables |
| CN205528989U (en) * | 2016-03-22 | 2016-08-31 | 厦门力巨自动化科技有限公司 | Automatic tin spraying machine |
| CN106862704A (en) * | 2017-04-21 | 2017-06-20 | 曾庆明 | Horizontal tin jet device and tin-spraying machine and its method |
-
2017
- 2017-11-13 CN CN201711112024.6A patent/CN107946722A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204720186U (en) * | 2015-07-08 | 2015-10-21 | 湖北宇洪光电实业有限公司 | 4G communication base station boundling signal cable |
| CN205508506U (en) * | 2016-02-26 | 2016-08-24 | 广州市宇洪电线电缆实业有限公司 | Six types of digital communication cables |
| CN205528989U (en) * | 2016-03-22 | 2016-08-31 | 厦门力巨自动化科技有限公司 | Automatic tin spraying machine |
| CN106862704A (en) * | 2017-04-21 | 2017-06-20 | 曾庆明 | Horizontal tin jet device and tin-spraying machine and its method |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180420 |
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