CN204066876U - Photoelectricity compound HDMI cable - Google Patents
Photoelectricity compound HDMI cable Download PDFInfo
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- CN204066876U CN204066876U CN201420464235.1U CN201420464235U CN204066876U CN 204066876 U CN204066876 U CN 204066876U CN 201420464235 U CN201420464235 U CN 201420464235U CN 204066876 U CN204066876 U CN 204066876U
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- optical fiber
- metallic conductor
- skin
- sleeve layer
- tight sleeve
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Abstract
The utility model provides a kind of photoelectricity compound HDMI cable, comprise many metallic conductors, with metallic conductor one to one insulating barrier, multifiber, with optical fiber tight sleeve layer, non-metal reinforcement member and sheath one to one; Insulating barrier is coated on the skin of metallic conductor, and tight sleeve layer is coated on the skin of optical fiber, is vacuum between tight sleeve layer and optical fiber; Non-metal reinforcement member fills the space between optical fiber and metallic conductor, and is wrapped in all optical fiber and the skin of metallic conductor, and sheath is coated on the skin of non-metal reinforcement member.Be vacuum between tight sleeve layer of the present utility model and optical fiber, optical fiber and tight sleeve layer are closely linked, and can prevent the mutual motion of bi-material, eliminate the supplementary load loss of the unnecessary bending increase of optical fiber; In addition, non-metal reinforcement member fills the space between optical fiber and metallic conductor, and is wrapped in all optical fiber and the skin of metallic conductor, ensures the substantial and roundness of filling, makes cable have good mechanical strength and toughness.
Description
Technical field
The utility model relates to cable field, particularly relates to a kind of photoelectricity compound HDMI cable.
Background technology
Along with the development of digital image technology, digital high-definition signal is more and more applied to every field.But due to the transmission characteristic of digital high-definition signal itself, determine digital high-definition signal amplitude-frequency characteristic when long-distance transmissions, group delay property, the impact of low-and high-frequency interference, power ground etc., the loss of signal is serious, image occurs that fuzzy hangover divides the bottleneck of the phenomenons such as tail, and transmission range can only within tens meters farthest to adopt traditional copper cable to transmit the digital high-definition signals such as VGA, DVI, HDMI.Therefore the application space limiting digital high-definition signal to a certain degree.
Replace traditional copper cable with optical fiber, can solve the disadvantage of conventional transmission mode, in fact, by means of the transmission characteristic of himself, optical fiber is to become the first-selected transmission medium of transmission of digital high-definition signal.Although optical fiber technology has been tending towards ripe, optical fiber also still existing defects in prior art: optical fiber and tight sleeve layer in conjunction with time, easily there is mutual motion in bi-material, optical fiber is produced unnecessary bending, increase fibre loss.
Summary of the invention
It is long that the purpose of this utility model is to provide a kind of transmission range, and transmission quality is high, optical fiber and tight sleeve layer compact photoelectricity compound HDMI cable.
For achieving the above object, the utility model provides a kind of photoelectricity compound HDMI cable, comprise many metallic conductors, with metallic conductor one to one insulating barrier, multifiber, with optical fiber tight sleeve layer, non-metal reinforcement member and sheath one to one; Described insulating barrier is coated on the skin of metallic conductor, and described tight sleeve layer is coated on the skin of optical fiber, is vacuum between described tight sleeve layer and optical fiber; Described non-metal reinforcement member fills the space between optical fiber and metallic conductor, and is wrapped in all optical fiber and the skin of metallic conductor, and described sheath is coated on the skin of non-metal reinforcement member.
Wherein, described optical fiber has four, and described metallic conductor has five; Wherein the center of circle of the cross section of four metallic conductors is positioned at foursquare four angles, and the center of circle of the cross section of another root metallic conductor is positioned at this foursquare symmetrical centre, and the center of circle of the cross section of four optical fiber lays respectively at the mid point of this square four edges; Described optical fiber is close to adjacent optical fiber or metallic conductor.
Wherein, described optical fiber is monomode fiber or multimode fiber; Described tight sleeve layer is thermoplastic flame-proof polyolefin low smoke and zero halogen material or pvc material.
Wherein, described metallic conductor is single copper cash or twisted copper wires, and described copper line surface is provided with tin coating; Described insulating barrier is high density polyethylene (HDPE), polypropylene or polyvinyl chloride.
Wherein, described non-metal reinforcement member is aramid yarn.
Wherein, described sheath is thermoplastic flame-proof polyolefin low smoke and zero halogen material or polyvinyl chloride.
The beneficial effects of the utility model are: the photoelectricity compound HDMI cable that the utility model provides, adopt Optical Fiber Transmission HD digital video/audio data optical signal, adopt the metallic conductor transmission DDC/HDCP agreement signal of telecommunication, there is transmission range long, the advantage that transmission quality is high; And owing to being vacuum between tight sleeve layer and optical fiber, optical fiber and tight sleeve layer can be made to be closely linked, this combination can prevent the mutual motion of bi-material, eliminate the supplementary load loss of the unnecessary bending increase of optical fiber; In addition, non-metal reinforcement member fills the space between optical fiber and metallic conductor, and is wrapped in all optical fiber and the skin of metallic conductor, ensures the substantial and roundness of filling, meet specification and the quantity of regulation simultaneously, make HDMI cable have good mechanical strength and toughness.
Accompanying drawing explanation
Fig. 1 is the cross sectional representation of photoelectricity compound HDMI cable of the present utility model;
Fig. 2 is the structure chart of photoelectricity compound HDMI cable of the present utility model.
Main element symbol description is as follows:
1, optical fiber 2, tight sleeve layer
3, metallic conductor 4, insulating barrier
5, non-metal reinforcement member 6, sheath
Embodiment
Consult Fig. 1 and Fig. 2, the photoelectricity compound HDMI cable that the utility model provides, comprise many metallic conductors 3, with metallic conductor 3 one to one insulating barrier 4, multifiber 1, with optical fiber 1 tight sleeve layer 2, non-metal reinforcement member 5 and sheath 6 one to one; Insulating barrier 4 is coated on the skin of metallic conductor 3, and tight sleeve layer 2 is coated on the skin of optical fiber 1, is vacuum between tight sleeve layer 2 and optical fiber 1; Non-metal reinforcement member 5 fills the space between optical fiber 1 and metallic conductor 3, and is wrapped in all optical fiber 1 and the skin of metallic conductor 3, and sheath 6 is coated on the skin of non-metal reinforcement member 5.
HDMI, i.e. HDMI (High Definition Multimedia Interface), full name is " High Definition Multimedia Interface; HDMI ", it is a kind of digitized video/audio interface technology, be the tailored version digital interface of applicable image transmission, it can transmit audio frequency and signal of video signal simultaneously, and the maximum data transmission speed is 18Gbps.
The photoelectricity compound HDMI cable that the utility model provides, its optical fiber 1 is for the transmission of HD digital video/audio data optical signal, and wherein metallic conductor 3 is for DDC/HDCP agreement electric signal transmission; It is long that the HDMI cable of this case is often used in transmission range, the occasion that transmission requirement quality is high.Typically be applied as HD video meeting, high definition playback equipment, Surveillance center, subway, airport, the public display place such as radio and television.In long distance, clear, the harmless digital field of superelevation, realize long distance, high-quality digital data transmission, and its transmission capacity is large, not by electromagnetic interference influence, security performance is strong.
The photoelectricity compound HDMI cable that the utility model provides, adopt optical fiber 1 to transmit HD digital video/audio data, tool has the following advantages:
1, bandwidth, message capacity is large; The frequency band of optical fiber 1 is very wide, and theory can reach 30 trillion hertz, really can ensure transmission bandwidth and the quality of digital high-definition signal, is that conventional copper cable is at all incomparable;
2, loss is low, and repeater span is long; Non-relay section of optical fiber 1 very long, and from more than tens to 100 kilometers, and copper cash only has hundreds of rice, if use traditional cable transmission digital high-definition signal coverage to be only tens meters, and can transmit even tens kilometers far away, hundreds of rice with optical fiber 1;
3, electromagnetism interference; Optical fiber 1 is insulating material, it is not by natural thunder and lightning interference, ionospheric change interference, also not by the interference of the industrial electrical equipment such as electric railway feed line and high-tension apparatus, also its erection parallel with high voltage transmission line available or form composite cable with power conductor compound; Be not subject to the impact of electromagnetic field and electromagnetic radiation, so optical fiber 1 provides than copper cash signal more clearly, steady operation in the environment that optical fiber 1 can disturb in intense electromagnetic; The another one reason that optical fiber 1 is better than copper cash is that when electronics moves along copper cash, they interact and also can be subject to the impact of the electronics outside copper cash because the physical structure of inside is different; But the photon in optical fiber 1 not only can not interact, and also not by the impact of the outer photon of optical fiber 1;
4, without cross-talk, confidentiality is high;
Light wave transmits in optical cable, is difficult to leak out from optical fiber 1, even if at turning, when bending radius is very little, the light wave spilt is also very faint, like this, even if optical cable inner fiber 1 sum is a lot, also can realize without cross-talk, outside optical cable, also cannot intercept the information of transmission in optical fiber 1;
5, lightweight, volume is little is convenient to construction maintenance;
6, adaptable, resist chemical, long service life; Be not afraid of the interference of extraneous strong-electromagnetic field, corrosion-resistant, pliability is strong, because optical fiber 1 is not charged, so they are the desirable solutions for the hazardous environment such as inflammable, explosive;
7, extensibility is good; Very capable with the system extension that optical fiber 1 is transmission medium, because the passband of optical fiber 1 is very wide, and resist chemical, long service life; Investment can carry out upgrading and the dilatation of system after once forming physical link on the basis of original link, only need change environment division, and need not change original optical fiber 1 network.Save the upgrade cost of system greatly.
Compared to prior art, the photoelectricity compound HDMI cable that the utility model provides, adopts optical fiber 1 to transmit HD digital video/audio data optical signal, adopts metallic conductor 3 to transmit the DDC/HDCP agreement signal of telecommunication, has transmission range long, the advantage that transmission quality is high; And, owing to being vacuum between tight sleeve layer 2 and optical fiber 1, concrete operations are, when producing tight sleeve layer 2, adopting a kind of process vacuumized, between tight sleeve layer 2 and optical fiber 1, forming vacuum, its vacuum degree control is between-40 ~-100KPa, optical fiber 1 and tight sleeve layer 2 can be made to be closely linked, and this combination can prevent the mutual motion of bi-material, eliminates the supplementary load loss of the unnecessary bending increase of optical fiber 1; In addition, non-metal reinforcement member 5 fills the space between optical fiber 1 and metallic conductor 3, and is wrapped in all optical fiber 1 and the skin of metallic conductor 3, ensures the substantial and roundness of filling, meet specification and the quantity of regulation simultaneously, make HDMI cable have good mechanical strength and toughness.
In the present embodiment, optical fiber 1 has four, and metallic conductor 3 has five; Wherein the center of circle of the cross section of four metallic conductors 3 is positioned at foursquare four angles, and the center of circle of the cross section of another root metallic conductor 3 is positioned at this foursquare symmetrical centre, and the center of circle of the cross section of four optical fiber 1 lays respectively at the mid point of this square four edges; Optical fiber 1 is close to adjacent optical fiber 1 or metallic conductor 3.
Above-mentioned optical fiber 1 with the arrangement of metallic conductor 3, there is the symmetry of height, ensure that internal core distributed capacitance balances, closely stranded; Under the filling and package action of non-metal reinforcement member 5, the position stability between optical fiber 1 and metallic conductor 3, relative displacement is less likely to occur.Certainly, this is only a specific embodiment of the present utility model, and the quantity of optical fiber 1 of the present utility model and metallic conductor 3 is not limited in this, and phase arrangement mode is also not limited in this, also can be other quantity or arrangement mode.
In the present embodiment, optical fiber 1 is monomode fiber or multimode fiber; Tight sleeve layer 2 is thermoplastic flame-proof polyolefin low smoke and zero halogen material or pvc material.Tight sleeve layer 2 is coated on outside this optical fiber 1, and thickness is at 0.20-0.35mm, and the tight sleeve layer 2 of above-mentioned material has good heat-resisting resistance to cold, can ensure that cable normally can work under outdoor adverse circumstances.
In the present embodiment, metallic conductor 3 is single copper cash or twisted copper wires, and copper line surface is provided with tin coating; Insulating barrier 4 is high density polyethylene (HDPE), polypropylene or polyvinyl chloride.Tinned wird can prevent copper wire to be oxidized, and extends cable useful life; Adopt the insulating barrier 4 of above-mentioned material, not only there are good insulation property, also there is outstanding Corrosion Protection.
In the present embodiment, non-metal reinforcement member 5 is aramid yarn.Aramid yarn has good toughness, can be evenly distributed on around hard-pressed bale layer and insulating barrier 4, ensures the substantial and roundness of filling, meets specification and the quantity of regulation simultaneously, meet the integrally stretching requirement of cable.
In the present embodiment, sheath 6 is thermoplastic flame-proof polyolefin low smoke and zero halogen material or polyvinyl chloride.Sheath 6 thickness is at more than 0.30mm, an operation of the special installation that this process is united two into one by stranding and sheath 6 operation completes, accurate tension force controls, suitable SZ is stranded, can effectively ensure optical fiber 1 stretching, flatten, impact, ensure in the situation such as bending, torsion the transmission performance of optical fiber 1.The performances such as this sheath 6 layer material can meet resistance to illumination, oil resistant, corrosion-resistant, existing effect ensures to meet severe environment for use.
Certainly, this is only a specific embodiment of the present utility model, the concrete material of the optical fiber 1 in the utility model, tight sleeve layer 2, metallic conductor 3, insulating barrier 4, non-metal reinforcement member 5 and sheath 6 is not limited in this, and the satisfactory material of other performances also can be selected to replace.
These are only preferred implementation of the present utility model; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the utility model know-why; can also make some improvements and modifications, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (6)
1. a photoelectricity compound HDMI cable, is characterized in that, comprise many metallic conductors, with metallic conductor one to one insulating barrier, multifiber, with optical fiber tight sleeve layer, non-metal reinforcement member and sheath one to one; Described insulating barrier is coated on the skin of metallic conductor, and described tight sleeve layer is coated on the skin of optical fiber, is vacuum between described tight sleeve layer and optical fiber; Described non-metal reinforcement member fills the space between optical fiber and metallic conductor, and is wrapped in all optical fiber and the skin of metallic conductor, and described sheath is coated on the skin of non-metal reinforcement member.
2. photoelectricity compound HDMI cable according to claim 1, it is characterized in that, described optical fiber has four, and described metallic conductor has five; Wherein the center of circle of the cross section of four metallic conductors is positioned at foursquare four angles, and the center of circle of the cross section of another root metallic conductor is positioned at this foursquare symmetrical centre, and the center of circle of the cross section of four optical fiber lays respectively at the mid point of this square four edges; Described optical fiber is close to adjacent optical fiber or metallic conductor.
3. photoelectricity compound HDMI cable according to claim 1, is characterized in that, described optical fiber is monomode fiber or multimode fiber; Described tight sleeve layer is thermoplastic flame-proof polyolefin low smoke and zero halogen material or pvc material.
4. photoelectricity compound HDMI cable according to claim 1, is characterized in that, described metallic conductor is single copper cash or twisted copper wires, and described copper line surface is provided with tin coating; Described insulating barrier is high density polyethylene (HDPE), polypropylene or polyvinyl chloride.
5. photoelectricity compound HDMI cable according to claim 1, is characterized in that, described non-metal reinforcement member is aramid yarn.
6. photoelectricity compound HDMI cable according to claim 1, is characterized in that, described sheath is thermoplastic flame-proof polyolefin low smoke and zero halogen material or polyvinyl chloride.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420464235.1U CN204066876U (en) | 2014-08-18 | 2014-08-18 | Photoelectricity compound HDMI cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420464235.1U CN204066876U (en) | 2014-08-18 | 2014-08-18 | Photoelectricity compound HDMI cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204066876U true CN204066876U (en) | 2014-12-31 |
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ID=52208336
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420464235.1U Expired - Fee Related CN204066876U (en) | 2014-08-18 | 2014-08-18 | Photoelectricity compound HDMI cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204066876U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106861048A (en) * | 2017-01-25 | 2017-06-20 | 深圳市时尚发光科技有限公司 | Blue light infantile jaundice treats optical fiber blanket |
| CN109196605A (en) * | 2016-06-01 | 2019-01-11 | 松下知识产权经营株式会社 | Cable-assembly |
-
2014
- 2014-08-18 CN CN201420464235.1U patent/CN204066876U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109196605A (en) * | 2016-06-01 | 2019-01-11 | 松下知识产权经营株式会社 | Cable-assembly |
| EP3467848A4 (en) * | 2016-06-01 | 2019-05-15 | Panasonic Intellectual Property Management Co., Ltd. | Cable assembly |
| US10692630B2 (en) | 2016-06-01 | 2020-06-23 | Panasonic Intellectual Property Management Co., Ltd. | Cable assembly |
| US10832834B2 (en) | 2016-06-01 | 2020-11-10 | Panasonic Intellectual Property Management Co., Ltd. | Cable assembly |
| CN106861048A (en) * | 2017-01-25 | 2017-06-20 | 深圳市时尚发光科技有限公司 | Blue light infantile jaundice treats optical fiber blanket |
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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: 20141231 Termination date: 20200818 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |