CN216212536U - Holographic curtain projection high definition data transmission cable that rolls over - Google Patents
Holographic curtain projection high definition data transmission cable that rolls over Download PDFInfo
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- CN216212536U CN216212536U CN202122460851.2U CN202122460851U CN216212536U CN 216212536 U CN216212536 U CN 216212536U CN 202122460851 U CN202122460851 U CN 202122460851U CN 216212536 U CN216212536 U CN 216212536U
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Abstract
The utility model discloses a holographic folding screen projection high-definition data transmission cable, which comprises an internal cable and an external protective layer, wherein the internal cable comprises a plurality of groups of digital signal transmission line groups, a plurality of analog signal transmission single lines, a digital signal transmission single line and an insulating filling support, the insulating filling support comprises a cylindrical main body frame, a plurality of plate-shaped isolation frames are arranged on the outer side of the cylindrical main body frame, the digital signal transmission single lines penetrate through the cylindrical main body frame, and a group of digital signal transmission line groups and an analog signal transmission single line are arranged between two adjacent plate-shaped isolation frames; the outer protective layer sequentially comprises an aluminum foil mylar shielding layer, a weaving layer and an outer tegument layer from inside to outside; the digital signal transmission line set comprises two leads and a ground wire, wherein the two leads are wrapped by aluminum foil mylar shielding layers and separated from the ground wire, and the leads and the ground wire are wrapped by insulating mylar layers. The technical scheme of the utility model improves the structure of the existing connecting wire, improves the bending resistance and prolongs the service life of the connecting wire.
Description
Technical Field
The utility model relates to the technical field of signal connecting wires, in particular to a holographic folding screen projection high-definition data transmission cable.
Background
The projection high definition data transmission cable is a connecting wire for an HDMI interface, and the HDMI is a full digital video and sound transmission interface and can transmit uncompressed audio and video signals. The HDMI can be used for set-top boxes, DVD players, personal computers, televisions, game hosts, comprehensive amplifiers, digital stereos, televisions and other equipment. HDMI can send audio frequency and video signal simultaneously, because audio frequency and video signal adopt same wire rod, simplifies the installation degree of difficulty of system's circuit greatly. The existing connecting line structure is complex in design, poor in bending resistance, easy to damage an internal cable and short in service life.
Accordingly, the prior art is deficient and needs improvement.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims to provide a holographic folding screen projection high-definition data transmission cable, and aims to improve the structure of the existing connecting wire, improve the bending resistance of the connecting wire and prolong the service life of the connecting wire.
In order to achieve the purpose, the holographic folding screen projection high-definition data transmission cable provided by the utility model comprises an internal cable and an external protective layer, wherein the internal cable comprises a plurality of groups of digital signal transmission line groups, a plurality of analog signal transmission single lines, a digital signal transmission single line and an insulating filling support, the insulating filling support comprises a cylindrical main body frame, a plurality of plate-shaped isolation frames are uniformly distributed on the outer side of the cylindrical main body frame, the digital signal transmission single lines penetrate through the cylindrical main body frame, and a group of digital signal transmission line groups and an analog signal transmission single line are arranged between two adjacent plate-shaped isolation frames;
the outer protective layer sequentially comprises an aluminum foil mylar shielding layer, a weaving layer and an outer tegument layer from inside to outside; the digital signal transmission line set comprises two wires and a ground wire, wherein the two wires are wrapped by an aluminum foil mylar shielding layer and separated from the ground wire, and the wires wrapped by the aluminum foil mylar shielding layer and the ground wire are also wrapped by an insulating mylar layer.
Preferably, the insulating filling bracket is provided in a foamed PE or FEP material integral structure.
Preferably, the braid is provided as a tinned aluminum wire braid.
Preferably, the outer layer is provided as a PVC outer layer.
Preferably, the wire is a tinned stranded copper wire, a silvered stranded copper wire or a bare copper wire, and an insulating protective layer is wrapped outside the wire.
Preferably, the insulating protection layer is provided as a PP or PE or FEP material protection layer.
Preferably, the insulating mylar layer is provided as a mylar layer of PC or PET material.
Compared with the prior art, the utility model has the beneficial effects that: the structure of current HDMI signal connection line has been improved, separates the parcel with each group signal line through setting up an insulating filling frame, effectively prevents the interference between the signal, and divides into groups the setting, and convenient and external interface's being connected has improved the anti ability of buckling and life of cable, and whole connection line structure sets up multilayer protective layer and shielding layer structure, further improves the guard action to the cable, prevents signal interference, promotes signal transmission performance.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a cross-sectional view of a transmission cable construction according to the present invention;
the implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
Referring to fig. 1, the holographic curtain folding projection high definition data transmission cable provided by this embodiment includes an internal cable and an external protective layer, where the internal cable includes a plurality of groups of digital signal transmission line groups 1, a plurality of analog signal transmission single lines 2, a digital signal transmission single line 3, and an insulating filling support 4, where the insulating filling support 4 includes a cylindrical main body frame, a plurality of plate-shaped isolation frames are uniformly arranged outside the cylindrical main body frame, the digital signal transmission single line 3 is inserted into the cylindrical main body frame, and a group of digital signal transmission line groups 1 and an analog signal transmission single line 2 are arranged between two adjacent plate-shaped isolation frames;
the outer protective layer sequentially comprises an aluminum foil mylar shielding layer 51, a weaving layer 6 and an outer tegument layer 7 from inside to outside; the digital signal transmission line set 1 comprises two wires 11 and a ground wire 12, wherein the two wires 11 are externally wrapped with an aluminum foil mylar shielding layer 51 and separated from the ground wire 12, and the wires 11 wrapped with the aluminum foil mylar shielding layer 51 and the ground wire 12 are externally wrapped with an insulating mylar layer 52.
It should be noted that, the structure of current HDMI signal connection line has been improved to this embodiment, separates the parcel with each group signal line through setting up an insulating filling frame, effectively prevents the interference between the signal, and set up in groups, and convenient and external interface's connection has improved the anti ability of buckling and life of cable, and whole connection line structure sets up multilayer protective layer and shielding layer structure, further improves the guard action to the cable, prevents signal interference, promotes signal transmission performance.
Further, the insulating filling support 4 is set to be a foaming PE or FEP material integrated structure, so that the toughness of the insulating filling support 4 is guaranteed, the bending resistance of the connecting wire is improved, and meanwhile, a good insulating protection effect and a signal shielding effect are achieved.
Further, weaving layer 6 sets up to tinned aluminum wire weaving layer 6, when guaranteeing the whole toughness of connecting wire, improves the protection to the connecting wire, and is stand wear and tear, anti-interference.
Further, the outer tegument 7 is set to be the PVC outer tegument 7, so that the outer protection of the connecting line is further improved, the connecting line is convenient to bend and connect, and abrasion is prevented.
Further, the wire 11 is set up to tinned stranded copper wire or silvered stranded copper wire or bare copper wire, 11 outside parcel of wire has the insulating protective layer, when improving the direction protection, prevents the damaged short circuit of circuit, prevents signal interference.
Furthermore, the insulating protective layer is made of PP or PE or FEP materials, so that the insulating protective performance is improved, and the cost is lower.
Further, the insulating mylar layer 52 is configured as a mylar layer made of PC or PET material, which further improves the insulation and protection of the cable.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (7)
1. A holographic curtain-folding projection high-definition data transmission cable is characterized by comprising an internal cable and an external protective layer, wherein the internal cable comprises a plurality of groups of digital signal transmission line groups, a plurality of analog signal transmission single lines, a digital signal transmission single line and an insulating filling support, the insulating filling support comprises a cylindrical main body frame, a plurality of plate-shaped isolation frames are uniformly distributed on the outer side of the cylindrical main body frame, the digital signal transmission single lines penetrate through the cylindrical main body frame, and a group of digital signal transmission line groups and an analog signal transmission single line are arranged between every two adjacent plate-shaped isolation frames;
the outer protective layer sequentially comprises an aluminum foil mylar shielding layer, a weaving layer and an outer tegument layer from inside to outside; the digital signal transmission line set comprises two wires and a ground wire, wherein the two wires are wrapped by an aluminum foil mylar shielding layer and separated from the ground wire, and the wires wrapped by the aluminum foil mylar shielding layer and the ground wire are also wrapped by an insulating mylar layer.
2. The holographic pleated screen projection high definition data transmission cable of claim 1, wherein the insulating filler bracket is provided as a foamed PE or FEP material unitary structure.
3. The holographic screen-folding projection high-definition data transmission cable of claim 1, wherein the braid is a tinned aluminum wire braid.
4. The holographic screen-folded projection high definition data transmission cable of claim 1, wherein the outer layer is set as a PVC outer layer.
5. The holographic curtain folding projection high-definition data transmission cable of claim 1, wherein the wire is a tinned stranded copper wire, a silvered stranded copper wire or a bare copper wire, and an insulating protective layer is wrapped outside the wire.
6. The holographic screen-folded projection high definition data transmission cable of claim 5, wherein the insulation protection layer is a PP or PE or FEP material protection layer.
7. The holographic pleated screen projection high definition data transmission cable of claim 1, wherein the insulating mylar layer is provided as a mylar layer of PC or PET material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122460851.2U CN216212536U (en) | 2021-10-12 | 2021-10-12 | Holographic curtain projection high definition data transmission cable that rolls over |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122460851.2U CN216212536U (en) | 2021-10-12 | 2021-10-12 | Holographic curtain projection high definition data transmission cable that rolls over |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216212536U true CN216212536U (en) | 2022-04-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122460851.2U Active CN216212536U (en) | 2021-10-12 | 2021-10-12 | Holographic curtain projection high definition data transmission cable that rolls over |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216212536U (en) |
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2021
- 2021-10-12 CN CN202122460851.2U patent/CN216212536U/en active Active
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