CN207690557U - Two-sided plating shield material and the shielded cable for using the shielding material - Google Patents
Two-sided plating shield material and the shielded cable for using the shielding material Download PDFInfo
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- CN207690557U CN207690557U CN201721890626.XU CN201721890626U CN207690557U CN 207690557 U CN207690557 U CN 207690557U CN 201721890626 U CN201721890626 U CN 201721890626U CN 207690557 U CN207690557 U CN 207690557U
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- layer
- shield material
- sided plating
- shielding
- plating shield
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Abstract
The utility model is related to shielding material technical fields, refer in particular to a kind of two-sided plating shield material and the shielded cable using the shielding material, since two-sided plating shield material includes at least one layer of functional shielding layer, electroplated layer is arranged in the flexible base film layer two sides of functional shielding layer, and multilayer functional shielding layer is linked together by conductive adhesion layer；Flexible base film layer has good toughness and elasticity recovery, allow the height of the utility model bend arbitrarily bent around low leakage shielded cable it is in the wrong around, two-sided plating shield material is set tightly to be wrapped on core wire, buckling deformation and gap are not will produce, holding causes shielded layer that shielding is uniformly avoided to reveal, it ensures the data mask performance of high-frequency data cable, promotes the service life of high-frequency data cable.
Description
Technical field
The utility model is related to shielding material technical field, refers in particular to a kind of two-sided plating shield material and use the screen
Cover the shielded cable of material.
Background technology
In transportation line cable, to improve interference free performance, setting shielded layer is generally required, is constituted for circuit and electric
The realization of the performances such as magnetic screen.
Common shielded layer form is band, braiding, winding, the combination of bellows or these types of form, and most common
A kind of band shielded layer form is copper foil or aluminium foil or THIN COMPOSITE material strip as shielded layer.
In current high-frequency data cable, such as Mini SAS, SFP, USB3.1, medical instrument, aviation, in order to realize height
The data transmission of speed, shielded layer need have good uniform external structure and good shield effectiveness.
Shielding material common at present has metal foil material, such as copper foil, aluminium foil, silver foil, although having good shielding
Effect, but there is certain degree of hardness, metal ductility is irrecoverable, irreversible, once bending after cable, warpage is hardened, gap
Electromagnetic wave leakage；Metal foil has good ductility and deformation invertibity after depending on film, since film is usually insulating layer,
Either longitudinal wrap drag packet or it is wrapped, electromagnetic wave can all be revealed from insulating layer, and energy loss, EMI is bad, and external wave enters transmission
Channel is come, and interference is generated.
Utility model content
The utility model lies in that for insufficient existing for current high-frequency data transmission cable shielded layer, and solution or more is provided
A kind of two-sided plating shield material of problem and the shielded cable using the shielding material.
In order to achieve the above objectives, the utility model adopts the following technical solution：
A kind of two-sided plating shield material, two-sided plating shield material include at least one layer of functional shielding layer, the function
It shields interlayer and conductive adhesion layer is set, the functional shielding layer includes a flexible base film layer, and the two sides of the base membrane layer are arranged
The electroplated layer of electroplated layer, the base membrane layer both sides conducts.
Preferably, several through-holes are arranged in the functional shielding layer on flexible base film layer, several through-holes are realized two after plating
Side electroplated layer conducting.
Preferably, conductive metal powder is arranged in the conductive adhesion layer.
Preferably, filling shielding magnetic powder in the conductive adhesion layer.
Preferably, the conductive adhesion layer is polyurethane, the epoxide-resin glue of bis-phenol compound adhesive.
Preferably, the flexible base film layer is PET film layer.
A kind of high winding such as the two-sided coating screen of above-mentioned any one in the wrong in low leakage shielded cable, the core wire of the cable
Cover the shielded layer of material.
Preferably, the core wire is the internal core wire of shielded cable or/and outer core wire.
The beneficial effects of the utility model are, a kind of two-sided plating shield material of the utility model and use two-sided coating
The shielded layer of shielding material be wrapped on the core wire of cable formed it is a kind of it is high bend around low leakage shielded cable；Due to two-sided coating screen
It includes at least one layer of functional shielding layer to cover material, and the flexible base film layer two sides of functional shielding layer are arranged electroplated layer, pass through conduction
Adhesive linkage links together multilayer functional shielding layer；Flexible base film layer has good toughness and elasticity recovery, makes this practicality
Novel height bend can arbitrarily be bent around low leakage shielded cable it is in the wrong around making two-sided plating shield material tightly be wrapped in core wire
On, it not will produce buckling deformation and gap, holding causes shielded layer that shielding is uniformly avoided to reveal, ensures the data of high-frequency data cable
Shielding properties promotes the service life of high-frequency data cable.
Description of the drawings
Fig. 1 is the cross-sectional view of the two-sided plating shield material of the utility model
The cross-sectional view of Fig. 2 the utility model flexible base film layers
Fig. 3 is that internal core wire is the utility model composite shielding layer cable structure schematic diagram
Fig. 4 is that outer core wire is the utility model composite shielding layer cable structure schematic diagram
Fig. 5 is that inside and outside core wire is the utility model composite shielding layer cable structure schematic diagram
Specific implementation mode
1-5 is further elaborated the utility model below in conjunction with the accompanying drawings：
A kind of two-sided plating shield material, two-sided plating shield material include at least one layer of functional shielding layer 1, designer's root
It is designed (being two layers of functional shielding layer 1 as shown in Figure 1) according to fatigued ability and intensity, certainly, if being shielded using a layer function
When layer 1, then without using conductive adhesion layer 2, functional shielding layer 1 forms independent two-sided plating shield material；Certain multilayer
The torsion that cable is made can effectively be enhanced by being arranged, and keep shielding properties；Conductive adhesion layer 2 is set between functional shielding layer 1, it is conductive
Composite shielding material is connected into an electric conductor by adhesive linkage 2, reaches stable shield effectiveness, and functional shielding layer 1 includes one flexible
Base membrane layer 11, can be arranged to different material materials according to demand, in the present embodiment, be arranged to PET film layer, base membrane layer 11
Two sides electroplated layer 12 is set, the electroplated layer 12 of 11 both sides of base membrane layer conducts：To realize conducting for both sides, in function screen
It covers layer 1 and several through-holes 111 is set on flexible base film layer 11, the flexible base film layer 11 of several through-holes 111 after plating by realizing
(as shown in Figure 2) is connected in two sides electroplated layer 12 after plating, and electroplated layer can be layers of copper, aluminium layer or silver layer, and thickness is generally
0.1-1um。
Filling shielding magnetic powder, externally improves shielding, reflection/absorption external disturbance in the conductive adhesion layer 2 of the utility model；
Internal diversion improves conductivity.
Conductive adhesion layer 2 have it is good bend around property and restoring force, the utility model be preferably bis-phenol compound adhesive polyurethane,
Epoxide-resin glue.
A kind of high bend of the utility model is wound in low leakage shielded cable, the core wire 5 of the cable 4 as above-mentioned arbitrary
The shielded layer 3 of one two-sided plating shield material.The core wire setting that can be verified according to demand, core wire 5 are shielded cable 4
Internal core wire 51 or/and outer core wire 52 (such as Fig. 3 is the knot that 51 shielded layer of single internal core wire is the utility model composite shielding layer 3
Structure schematic diagram, Fig. 4 be single 52 shielded layer of outer core wire be the structural schematic diagram of the utility model composite shielding layer 3, Fig. 5 is inner core
Line 51,52 shielded layer of outer core wire are the structural schematic diagram of the utility model composite shielding layer 3).
It a kind of two-sided plating shield material of the utility model and is wound online using the shielded layer 3 of two-sided plating shield material
It is formed on the core wire of cable a kind of high in the wrong around low leakage shielded cable；Since two-sided plating shield material includes at least one layer of function screen
Cover layer 1, electroplated layer 12 is arranged in 11 two sides of flexible base film layer of functional shielding layer 1, by conductive adhesion layer 2 by multilayer function screen
Layer 1 is covered to link together；Flexible base film layer 11 has good toughness and elasticity recovery, so that the height of the utility model is bent and is let out around low
Dew shielded cable can arbitrarily bend bend around, so that two-sided plating shield material is tightly wrapped on core wire, not will produce warpage change
Shape and gap, holding cause shielded layer that shielding is uniformly avoided to reveal, and ensure the data mask performance of high-frequency data cable, promote high frequency
The service life of data cable.
Embodiment described above, only preferred embodiments of the utility model, be not to limit the utility model practical range,
Therefore the equivalent change or modification that all structure, feature and principles according to described in present utility model application the scope of the claims are done, it should all wrap
It includes in the utility model patent application range.
Claims (8)
1. a kind of two-sided plating shield material, which is characterized in that the two-sided plating shield material includes at least one layer of function screen
Layer (1) is covered, conductive adhesion layer (2) is set between the functional shielding layer (1), the functional shielding layer (1) includes a flexible base film
Layer (11), the two sides setting electroplated layer (12) of the base membrane layer (11), electroplated layer (12) electricity of base membrane layer (11) both sides
Conducting.
2. a kind of two-sided plating shield material according to claim 1, it is characterised in that：The functional shielding layer (1) exists
Several through-holes (111) are set on flexible base film layer (11), and two sides electroplated layer (12) is led after several through-holes (111) realize plating
It is logical.
3. a kind of two-sided plating shield material according to claim 1, it is characterised in that：In the conductive adhesion layer (2)
Conductive metal powder is set.
4. a kind of two-sided plating shield material according to claim 1, it is characterised in that：In the conductive adhesion layer (2)
Filling shielding magnetic powder.
5. a kind of two-sided plating shield material according to claim 3 or 4, it is characterised in that：The conductive adhesion layer (2)
For the polyurethane or epoxide-resin glue of bis-phenol compound adhesive.
6. a kind of two-sided plating shield material according to claim 1, it is characterised in that：The flexible base film layer (11) is
PET film layer.
7. a kind of high in the wrong around low leakage shielded cable, it is characterised in that：Winding such as above-mentioned power on the core wire (5) of the cable (4)
Profit requires the shielded layer (3) of the two-sided plating shield material of 1-6 any one.
8. according to claim 7 a kind of high in the wrong around low leakage shielded cable, it is characterised in that：The core wire (5) is screen
Cover the internal core wire (51) or/and outer core wire (52) of cable (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721890626.XU CN207690557U (en) | 2017-12-29 | 2017-12-29 | Two-sided plating shield material and the shielded cable for using the shielding material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721890626.XU CN207690557U (en) | 2017-12-29 | 2017-12-29 | Two-sided plating shield material and the shielded cable for using the shielding material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207690557U true CN207690557U (en) | 2018-08-03 |
Family
ID=62993215
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721890626.XU Active CN207690557U (en) | 2017-12-29 | 2017-12-29 | Two-sided plating shield material and the shielded cable for using the shielding material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207690557U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109996430A (en) * | 2019-04-16 | 2019-07-09 | 东莞市蓝姆材料科技有限公司 | High flexible metal foil production method and a kind of high flexible metal foil are connected entirely |
| WO2020168670A1 (en) * | 2019-02-18 | 2020-08-27 | 济宁市海富电子科技有限公司 | Hdmi cable |
-
2017
- 2017-12-29 CN CN201721890626.XU patent/CN207690557U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020168670A1 (en) * | 2019-02-18 | 2020-08-27 | 济宁市海富电子科技有限公司 | Hdmi cable |
| US11949192B2 (en) | 2019-02-18 | 2024-04-02 | Jining Avove Electronic Technology Co., Ltd. | HDMI cable |
| CN109996430A (en) * | 2019-04-16 | 2019-07-09 | 东莞市蓝姆材料科技有限公司 | High flexible metal foil production method and a kind of high flexible metal foil are connected entirely |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |