CN210403241U - High definition HDMI armor photoelectric composite cable - Google Patents
High definition HDMI armor photoelectric composite cable Download PDFInfo
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- CN210403241U CN210403241U CN201921755603.7U CN201921755603U CN210403241U CN 210403241 U CN210403241 U CN 210403241U CN 201921755603 U CN201921755603 U CN 201921755603U CN 210403241 U CN210403241 U CN 210403241U
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Abstract
The utility model discloses a high definition HDMI armor photoelectricity composite cable, this composite cable includes the shielding layer, fire-retardant sheath and middle group, the shielding layer is injectd and is held the chamber, the shielding layer includes the first shielding layer that sets gradually from inside to outside, second shielding layer and third shielding layer, fire-retardant sheath cladding is outside the shielding layer, middle group is located and holds the intracavity, middle group includes the optic fibre group, the signal line group, the electron group, power cord and ground wire, the optic fibre group, signal line group and electron group strand each other, power cord and ground wire are located and hold the internal face that the chamber is close to the shielding layer. This high definition HDMI armor photoelectricity composite cable has that the signal decay reduces, and use length is long, and compressive resistance, stretch-proofing performance are good, and dampproofing protection against rodents stings, and the advantage of hydrolysis resistance, ability direct-burried, and can compromise indoor outer general, lay the convenience.
Description
Technical Field
The utility model relates to a cable technical field especially relates to a high definition HDMI armor photoelectricity composite cable.
Background
Along with the continuous improvement of people to the standard of living, the cable length requirement that the user need lay is longer and longer more and more, and engineering HDMI cable length that the big screen of building pavilion, hotel, supermarket and outdoor square used needs thirty meters to several hundred meters to the HDMI cable can compromise indoor outer general. Consumer HDMI cable on the current market uses length shorter, signal attenuation is big, and the conductor material is copper line or alloy conductor, whole cable weight is big, the line footpath is big, it is hard partially to feel, lay inconveniently, therefore, consumer HDMI cable on the market can't satisfy the requirement that cable used length and relevant rerum natura because of structure and characteristic, even if adopt optic fibre HDMI cable, can not buckle because of its cable structure general condition, and the fine heart yearn is hindered to tensile cable easily, the construction difficulty, the cable is difficult to restore if there is the damage, lead to the signal distortion can not use. In addition, the existing cables are generally limited to indoor environments due to the problems of structure and materials.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high definition HDMI armor photoelectricity composite cable, this cable have the signal decay and reduce, use length is long, and compressive resistance, stretch-proofing performance are good, and dampproofing protection against rodents stings, and the advantage of hydrolysis-resistant, ability direct-burried, and can compromise indoor outer general, lay the convenience.
To achieve the purpose, the utility model adopts the following technical proposal:
the utility model provides a high definition HDMI armor photoelectricity composite cable includes shielding layer, fire-retardant sheath and middle group, the shielding layer is injectd and is held the chamber, the shielding layer includes first shielding layer, second shielding layer and the third shielding layer that sets gradually from inside to outside, fire-retardant sheath cladding is in outside the shielding layer, middle group is located hold the intracavity, middle group includes optic fibre group, signal line group, electron group, power cord and ground wire, optic fibre group the signal line group with the electron group twists each other, the power cord with the ground wire is located hold the chamber and be close to the internal face of shielding layer.
Optionally, the high definition HDMI armored photoelectric composite cable further includes a filler, and the filler is arranged around the middle line group in a penetrating manner and located in the accommodating cavity.
Optionally, the optical fiber line group includes optical fiber lines and a tightening sheath, the optical fiber lines are four, the optical fiber lines are equally divided into two groups arranged in parallel and evenly distributed along the circumferential direction of the accommodating cavity, the tightening sheath covers the four optical fiber lines, and the center of the tightening sheath coincides with the center of the accommodating cavity.
Optionally, the four said optical fiber lines are respectively brown, green, blue and orange in color.
Optionally, a kevlar wire is filled between the second shielding layer and the third shielding layer.
Optionally, the first shielding layer is an aluminum foil layer; and/or the second shielding layer is a stainless steel metal layer; and/or the third shielding layer is a stainless steel wire braided layer.
Optionally, the flame retardant jacket is a polyurethane elastomer.
Optionally, the signal line group comprises three signal lines, and the three signal lines are all tinned stranded copper wires; and/or the electronic wire group comprises three electronic wires which are all tinned stranded copper wires; and/or the power line is one, and the power line is a tinned stranded copper wire.
Optionally, the peripheral walls of the signal line, the electronic line and the power line are all provided with insulating layers, and the insulating layers are polyethylene layers.
Optionally, the filler is cotton yarn.
The utility model discloses for prior art's beneficial effect: the optical fiber wire group of the intermediate wire group replaces the traditional copper wire or alloy conductor, the outer diameter of the composite cable is 40% smaller, the use length is long, and the construction laying is convenient; the flame-retardant sheath is coated outside the shielding layer, so that the cable structure is not damaged, and the cable is high in ageing resistance, waterproof, moistureproof and long in service life; the shielding layer includes first shielding layer, second shielding layer and the third shielding layer that sets gradually from inside to outside, has improved the stretch-proofing, compressive resistance's of cable performance for the cable is difficult for receiving the influence of external force and destroying the characteristic of inner structure at the laying process. In conclusion, the cable has the advantages of small signal attenuation, long service length, good pressure resistance and tensile resistance, moisture resistance, rat bite resistance, hydrolysis resistance and direct burial, can be used for both indoor and outdoor purposes, is convenient to lay and has a wide application range.
Drawings
Fig. 1 is a schematic structural diagram of a high definition HDMI armored photoelectric composite cable according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a high definition HDMI armored photoelectric composite cable provided by an embodiment of the present invention.
Reference numerals:
1. a set of optical fiber lines; 2. a signal line group; 3. an electronic wire set; 4. a power line; 5. a ground wire; 6. a filler; 7. a first shielding layer; 8. a second shielding layer; 9. kevlar drawing; 10. a third shielding layer; 11. a flame retardant jacket.
Detailed Description
In order to make the technical problem solved by the present invention, the technical solution adopted by the present invention and the technical effect achieved by the present invention clearer, the technical solution of the present invention will be further explained by combining the drawings and by means of the specific implementation manner.
A High Definition Multimedia Interface (HDMI) armored optical-electrical composite cable according to an embodiment of the present invention is described below with reference to fig. 1 and 2.
The utility model provides a high definition HDMI armor photoelectricity composite cable includes the shielding layer, fire-retardant sheath 11 and middle group, the shielding layer is injectd and is held the chamber, the shielding layer includes first shielding layer 7 that sets gradually from inside to outside, second shielding layer 89 and third shielding layer 10, 11 cladding of fire-retardant sheath are outside the shielding layer, middle group is located and holds the intracavity, middle group includes optic fibre group 1, signal line group 2, electron group 3, power cord 4 and ground wire 5, optic fibre group 1, signal line group 2 and electron group 3 are twisted each other, power cord 4 and ground wire 5 are located and hold the internal face that the chamber is close to the shielding layer.
It can be understood that the optical fiber line group 1 of the middle line group replaces the traditional copper wire or alloy conductor, the outer diameter of the composite cable is smaller than 40%, the use length is long, and the composite cable is convenient for engineering laying; the flame-retardant sheath 11 is coated outside the shielding layer, so that the cable structure is not damaged, and the cable is high in ageing resistance, waterproof, moistureproof and long in service life; the shielding layer includes first shielding layer 7, second shielding layer 8 and the third shielding layer 10 that sets gradually from inside to outside, has improved the tensile, compressive resistance's of cable performance for the cable is difficult for receiving the influence of external force and destroying the characteristic of inner structure at the laying process.
In conclusion, the cable has the advantages of small signal attenuation, long service length, good pressure resistance and tensile resistance, moisture resistance, rat bite resistance, hydrolysis resistance and direct burial, can be used for both indoor and outdoor purposes, is convenient to lay and has a wide application range.
Advantageously, the power line 4 is a 24AWG tinned stranded copper wire, which has a low impedance and ensures sufficient cable power supply.
Advantageously, the ground wire 5 is a 30AWG tinned stranded copper wire, and the ground wire 5 reduces signal interference of the outside to the cable and plays a role in drainage.
Optionally, the high definition HDMI armor photoelectric composite cable further includes a filler 6, and the filler 6 is arranged around the middle wire group in a penetrating manner and located in the accommodating cavity, so as to improve the roundness of the cable.
Optionally, the optical fiber line group 1 includes four optical fiber lines and a tightening sheath, the four optical fiber lines are equally divided into two groups arranged in parallel and evenly distributed along the circumferential direction of the accommodating cavity, and the tightening sheath covers the four optical fiber lines and the center of the tightening sheath coincides with the center of the accommodating cavity. It can be understood that the tightening sheath is extruded by a semi-extrusion tube, so that the four optical fiber wires are protected from being extruded by other wire cores to cause overlarge signal attenuation so as to influence signal transmission.
Optionally, the four optical fiber lines are respectively brown, green, blue and orange in color.
Optionally, the kevlar drawn wires 9 are filled between the second shielding layer 8 and the third shielding layer 10, so that the tensile and pressure resistance of the cable is further improved, and the cable is not easily affected by external force during the laying process.
Optionally, the first shielding layer 7 is an aluminum foil layer; and/or the second shielding layer 8 is a stainless steel metal layer; and/or the third shielding layer 10 is a stainless steel wire braid. It should be noted that the first shielding layer 7 is an aluminum foil layer, and can be in good contact with the ground wire 5 to prevent electromagnetic interference; the second shielding layer 8 is a stainless steel metal layer, which not only has shielding effect, but also resists pressure and rat bite, and effectively avoids the cable from being crushed or damaged; the third layer is stainless steel wire weaving layer, has improved the tensile resistance of cable, thereby has protected the cable not receive external effort influence to lead to signal attenuation big, even signal distortion, has further strengthened the shielding effect, prevents external signal interference.
Optionally, the flame-retardant sheath 11 is a polyurethane elastomer, so that the flame-retardant sheath 11 has good hydrolysis resistance, wear resistance and high resilience, is high in strength and soft in hand feeling, and is beneficial to long-distance use and engineering layout of cables.
Optionally, the signal line group 2 includes three signal lines, and all the three signal lines are tinned stranded copper lines; and/or the electronic wire group 3 comprises three electronic wires which are all tinned stranded copper wires; and/or the power line 4 is one, and the power line 4 is a tinned stranded copper wire.
Alternatively, the peripheral walls of the signal line, the electronic line, and the power line 4 are each provided with an insulating layer, which is a polyethylene layer. The insulating layer is a foamed polyethylene layer; the insulating layer can reduce the capacitance value between the heart yearn effectively through control insulation foaming degree for the cable compatibility is better.
Optionally, the filler 6 is cotton yarn, effectively increasing the tensile strength of the cable.
In the description herein, references to the description of "some embodiments," "other embodiments," or the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Further, it is to be understood that the terms "upper", "lower", "inner", "outer", "vertical", "horizontal", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly specified or limited, the terms "connected," "mounted," "secured," and the like are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other suitable relationship. The above-mentioned meaning belonging to the present invention can be understood by those skilled in the art according to the specific situation.
Furthermore, features defined as "first" and "second" may explicitly or implicitly include one or more of the features for distinguishing between descriptive features, non-sequential, non-trivial and non-trivial. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.
Claims (10)
1. The utility model provides a high definition HDMI armor photoelectricity composite cable which characterized in that includes:
the shielding layer defines an accommodating cavity and comprises a first shielding layer (7), a second shielding layer (8) and a third shielding layer (10) which are sequentially arranged from inside to outside;
the flame-retardant sheath (11), the flame-retardant sheath (11) is coated outside the shielding layer;
the middle line group is located in the accommodating cavity and comprises an optical fiber line group (1), a signal line group (2), an electronic line group (3), a power line (4) and a ground wire (5), the optical fiber line group (1), the signal line group (2) and the electronic line group (3) are mutually twisted, and the power line (4) and the ground wire (5) are located on the inner wall surface, close to the shielding layer, of the accommodating cavity.
2. The HDMI-armored electro-optic composite cable of claim 1, further comprising a filler (6), wherein the filler (6) is disposed around the middle wire group and within the receiving cavity.
3. The high definition HDMI armored optoelectronic composite cable according to claim 1, wherein the optical fiber line group (1) comprises optical fiber lines and a compact sheath, the number of the optical fiber lines is four, the four optical fiber lines are equally divided into two groups which are arranged in parallel and are uniformly distributed along the circumferential direction of the accommodating cavity, the compact sheath covers the four optical fiber lines, and the center of the compact sheath coincides with the center of the accommodating cavity.
4. The high definition HDMI armored electro-optic composite cable of claim 1, wherein the colors of four of said optical fiber lines are brown, green, blue and orange, respectively.
5. The HDMI armored electro-optic composite cable according to claim 1, wherein Kevlar (9) is filled between the second shielding layer (8) and the third shielding layer (10).
6. The high definition HDMI armored electro-optical composite cable of claim 5, wherein said first shielding layer (7) is an aluminum foil layer; and/or the second shielding layer (8) is a stainless steel metal layer; and/or the third shielding layer (10) is a stainless steel wire braided layer.
7. The HDMI-armored electro-optic composite cable of claim 1, wherein the flame-retardant jacket (11) is a polyurethane elastomer.
8. The high-definition HDMI armored electro-optic composite cable according to claim 1, wherein the signal line group (2) comprises three signal lines, and the three signal lines are all tinned stranded copper lines; and/or the electronic wire group (3) comprises three electronic wires which are all tinned stranded copper wires; and/or the power line (4) is one, and the power line (4) is a tinned stranded copper wire.
9. The HDMI-armored electro-optical composite cable as claimed in claim 8, wherein the signal line, the electronic line and the power line (4) are all provided with an insulating layer on the outer peripheral wall, and the insulating layer is a polyethylene layer.
10. The HDMI-armored optoelectric composite cable of claim 2, wherein the filler (6) is cotton yarn.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921755603.7U CN210403241U (en) | 2019-10-18 | 2019-10-18 | High definition HDMI armor photoelectric composite cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921755603.7U CN210403241U (en) | 2019-10-18 | 2019-10-18 | High definition HDMI armor photoelectric composite cable |
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| Publication Number | Publication Date |
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| CN210403241U true CN210403241U (en) | 2020-04-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921755603.7U Active CN210403241U (en) | 2019-10-18 | 2019-10-18 | High definition HDMI armor photoelectric composite cable |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112908525A (en) * | 2021-02-24 | 2021-06-04 | 江西博硕电子有限公司 | Data transmission line structure convenient to assemble, placement method of ground wire and application |
| CN113393962A (en) * | 2021-06-22 | 2021-09-14 | 深圳市晖耀电子有限公司 | Superstrong tensile cable |
| CN114488444A (en) * | 2022-01-28 | 2022-05-13 | 富通集团有限公司 | Impact-resistant optical cable |
-
2019
- 2019-10-18 CN CN201921755603.7U patent/CN210403241U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112908525A (en) * | 2021-02-24 | 2021-06-04 | 江西博硕电子有限公司 | Data transmission line structure convenient to assemble, placement method of ground wire and application |
| CN113393962A (en) * | 2021-06-22 | 2021-09-14 | 深圳市晖耀电子有限公司 | Superstrong tensile cable |
| CN114488444A (en) * | 2022-01-28 | 2022-05-13 | 富通集团有限公司 | Impact-resistant optical cable |
| CN114488444B (en) * | 2022-01-28 | 2023-09-15 | 富通集团有限公司 | Shock-resistant optical cable |
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