CN116564609A - Photoelectric composite cable and FTTR device with same - Google Patents

Photoelectric composite cable and FTTR device with same Download PDF

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Publication number
CN116564609A
CN116564609A CN202310756159.5A CN202310756159A CN116564609A CN 116564609 A CN116564609 A CN 116564609A CN 202310756159 A CN202310756159 A CN 202310756159A CN 116564609 A CN116564609 A CN 116564609A
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CN
China
Prior art keywords
optical
cable
puncture
wire
composite cable
Prior art date
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Pending
Application number
CN202310756159.5A
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Chinese (zh)
Inventor
羌宁剑
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China Telecom Corp Ltd
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China Telecom Corp Ltd
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Application filed by China Telecom Corp Ltd filed Critical China Telecom Corp Ltd
Priority to CN202310756159.5A priority Critical patent/CN116564609A/en
Publication of CN116564609A publication Critical patent/CN116564609A/en
Pending legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B11/00—Communication cables or conductors
    • H01B11/22—Cables including at least one electrical conductor together with optical fibres
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00—Insulated conductors or cables characterised by their form
    • H01B7/08—Flat or ribbon cables
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/64—Means for preventing incorrect coupling
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
    • H01R4/24—Connections using contact members penetrating or cutting insulation or cable strands
    • H01R4/2404—Connections using contact members penetrating or cutting insulation or cable strands the contact members having teeth, prongs, pins or needles penetrating the insulation
    • H01R4/2406—Connections using contact members penetrating or cutting insulation or cable strands the contact members having teeth, prongs, pins or needles penetrating the insulation having needles or pins
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A30/00—Adapting or protecting infrastructure or their operation

Abstract

The invention provides an optical-electrical composite cable and an FTTR device with the same, wherein the optical-electrical composite cable comprises: the optical cable comprises a first wire, a second wire, an optical fiber ribbon and a sheath, wherein the sheath is sleeved outside the first wire, the second wire and the optical fiber ribbon; the optical fiber interface is arranged at the end part of the optical cable and is connected with the optical fiber belt; the puncture cutting sleeve is provided with an optical cable accommodating cavity, the optical cable is arranged in the optical cable accommodating cavity in a penetrating mode, the puncture cutting sleeve is further provided with a first puncture part and a second puncture part which extend into the optical cable accommodating cavity, the first puncture part penetrates into the sheath and is electrically connected with the first lead, and the second puncture part penetrates into the sheath and is electrically connected with the second lead; the conductive interface is provided with a first connector electrically connected with the first puncture part and a second connector electrically connected with the second puncture part. Through the technical scheme provided by the application, the problems that the photoelectric composite interface and the photoelectric composite cable developed by terminal manufacturers in related technologies form the full monopoly of related parts of the FTTR and the construction cost of the FTTR is increased can be solved.

Description

Photoelectric composite cable and FTTR device with same
Technical Field
The invention relates to the technical field of optical fiber communication equipment, in particular to an optical-electrical composite cable and an FTTR device with the same.
Background
FTTR (Fiber To The Room), namely, the fiber reaching room is FTTH (Fiber To The Home) fiber-to-the-home extension, and is an evolution of the home all-optical networking, and because the FTTR technology needs to connect an FTTR optical cat and an optical router through a passive optical cable, the copper cable network cable originally laid in the user room needs to be replaced by the optical cable. However, devices such as landline telephones, optical AP panels, etc., which rely on copper cables, exist in each room of the user and are not normally used in the absence of copper cable media to transmit electrical signals.
In the related art, each terminal manufacturer combines an optical fiber interface and a power supply interface of the FTTR into a photoelectric composite interface, and develops a corresponding nonstandard photoelectric composite cable by matching with the photoelectric composite interface so as to realize parallel transmission of optical fibers and electric signals in the FTTR technology.
However, in the related art, the photoelectric composite interface and the photoelectric composite cable developed by the terminal manufacturer form a full-line monopoly of related components of the FTTR, so that related auxiliary materials such as wires, connectors and optical splitters required during FTTR construction can only be purchased in a directional manner, and the construction cost of the FTTR is increased.
Disclosure of Invention
The invention provides a photoelectric composite cable and an FTTR device with the same, which are used for solving the problems that a photoelectric composite interface developed by terminal manufacturers in the related technology and the photoelectric composite cable form full-line monopoly of related parts of the FTTR and the construction cost of the FTTR is increased.
According to an aspect of the present invention, there is provided an optical-electrical composite cable including: the optical cable comprises a first wire, a second wire, an optical fiber ribbon and a sheath which are arranged in parallel, wherein the sheath is sleeved on the outer sides of the first wire, the second wire and the optical fiber ribbon and separates the first wire, the second wire and the optical fiber ribbon; the optical fiber interface is arranged at the end part of the optical cable and is connected with the optical fiber belt; the puncture cutting sleeve is provided with an optical cable accommodating cavity, the optical cable is arranged in the optical cable accommodating cavity in a penetrating mode, the puncture cutting sleeve is further provided with a first puncture part and a second puncture part which extend into the optical cable accommodating cavity, the first puncture part penetrates into the sheath and is electrically connected with the first lead, and the second puncture part penetrates into the sheath and is electrically connected with the second lead; the conductive interface is provided with a first connector electrically connected with the first puncture part and a second connector electrically connected with the second puncture part.
Further, the puncture cutting ferrule includes first half cover and the second half cover of detachable connection, and first half cover and second half cover enclose jointly and establish into the optical cable and hold the chamber, and first puncture portion and second puncture portion all set up on first half cover.
Further, a foolproof structure is arranged between the sheath and the first half sleeve, so that the first puncture part corresponds to the first lead, and the second puncture part corresponds to the second lead.
Further, the fool-proof structure includes: the first mark is arranged on the outer side wall of the sheath and corresponds to the first wire; the second mark is arranged on the outer side wall of the second half sleeve; the middle part of the first half sleeve protrudes upwards, and the first magnetic attraction part is arranged at the lower end of the first half sleeve; the second magnetic part is arranged at the upper end of the second half sleeve in a corresponding way with the first magnetic part, and the magnetic pole of the first magnetic part is opposite to the magnetic pole of the second magnetic part.
Further, the first magnetic attraction part comprises a first magnetic attraction piece and a second magnetic attraction piece which are positioned at two sides of the optical cable, and the magnetic poles of the first magnetic attraction piece are opposite to the magnetic poles of the second magnetic attraction piece; the second magnetic part comprises a third magnetic part and a fourth magnetic part which are positioned at two sides of the optical cable, the magnetic pole of the third magnetic part is opposite to the magnetic pole of the fourth magnetic part, and the magnetic pole of the first magnetic part is opposite to the magnetic pole of the third magnetic part; when the first magnetic attraction piece is positioned above the third magnetic attraction piece and the second magnetic attraction piece is positioned above the fourth magnetic attraction piece, the first puncture part corresponds to the first lead, and the second puncture part corresponds to the second lead.
Further, a guide protrusion is provided on one of the lower end of the first half and the upper end of the second half, and a guide groove corresponding to the guide protrusion is provided on the other of the lower end of the first half and the upper end of the second half.
Further, one end of the first half sleeve in the circumferential direction of the puncture cutting sleeve is hinged with one end of the second half sleeve in the circumferential direction of the puncture cutting sleeve, and the other end of the first half sleeve in the circumferential direction of the puncture cutting sleeve is connected with the other end of the second half sleeve in the circumferential direction of the puncture cutting sleeve in a clamping manner; and/or the two ends of the first half sleeve in the circumferential direction of the puncture cutting sleeve are respectively connected with the two ends of the second half sleeve in the circumferential direction of the puncture cutting sleeve in a clamping manner.
Further, the puncture clamping sleeve further comprises a first sealing layer arranged on the inner wall of the first half sleeve and a second sealing layer arranged on the inner wall of the second half sleeve.
Further, the dimension of the optical cable in the axial direction is larger than the dimension of the puncture cutting ferrule in the axial direction of the optical cable; and/or the optical cable is a butterfly-shaped optical cable, the optical fiber ribbon is positioned between the first wire and the second wire, and the optical fiber ribbon, the first wire and the second wire are arranged in a coplanar manner.
According to another aspect of the present invention, there is provided an FTTR device, comprising: a master device; a beam splitter; a slave device; the optical cable comprises at least two photoelectric composite cables, wherein the first end of a first photoelectric composite cable is connected with a main device, the second end of an optical cable of the first photoelectric composite cable is connected with the first end of an optical cable of a second photoelectric composite cable through a beam splitter, the second end of an optical cable of the second photoelectric composite cable is connected with a slave device, a first wire of the first photoelectric composite cable is electrically connected with a first wire of the second photoelectric composite cable through a puncture clamping sleeve of the photoelectric composite cable, a second wire of the first photoelectric composite cable is electrically connected with a second wire of the second photoelectric composite cable through a puncture clamping sleeve, and the first wire of the second photoelectric composite cable is electrically connected with the slave device through the puncture clamping sleeve.
Further, the FTTR device further comprises a voltage reducing member, the first wire and the second wire of the second photoelectric composite cable are electrically connected with the voltage reducing member through the puncture cutting ferrule, and the voltage reducing member is electrically connected with the slave device; and/or, the FTTR apparatus further comprises a power supply, the first wire and the second wire of the first photoelectric composite cable are electrically connected with the power supply and the main device through the puncture cutting ferrule, and the first end of the optical cable of the first photoelectric composite cable is connected with the main device.
According to yet another aspect of the present invention, there is provided an FTTR device, comprising: a master device; a beam splitter; a slave device; fixed telephone equipment; the optical cable comprises at least two photoelectric composite cables, wherein the first end of a first photoelectric composite cable is connected with a main device, the second end of an optical cable of the first photoelectric composite cable is connected with the first end of an optical cable of a second photoelectric composite cable through a beam splitter, the second end of an optical cable of the second photoelectric composite cable is connected with a slave device, a first wire of the first photoelectric composite cable is electrically connected with a first wire of the second photoelectric composite cable through a puncture clamping sleeve of the photoelectric composite cable, a second wire of the first photoelectric composite cable is electrically connected with a second wire of the second photoelectric composite cable through a puncture clamping sleeve, and the first wire of the second photoelectric composite cable is electrically connected with a fixed telephone device through the puncture clamping sleeve.
By applying the technical scheme of the invention, the photoelectric composite cable comprises an optical cable, an optical fiber interface, a puncture clamping sleeve and a conductive interface, the sheath is sleeved outside the first lead, the second lead and the optical fiber ribbon, and in the cable construction process of the FTTR, the optical fiber ribbon can be used for transmitting data only by arranging the photoelectric composite cable, and meanwhile, the first lead and the second lead are used for transmitting electric signals, so that the slave equipment in the FTTR device can be powered without additional power lines, and the original copper cable can be not required to be reserved for transmitting electric signals to be used for fixed telephone equipment. And set up the puncture cutting ferrule at the tip of photoelectricity composite cable, on the one hand, the data output that will transmit the optical fiber ribbon through the optic fibre interface, on the other hand, make the first joint of electrically conductive interface pass through first puncture portion and first wire electricity connection, the second joint of electrically conductive interface passes through second puncture portion and second wire electricity connection, make the electrical signal that first wire transmitted export through first joint, the electrical signal that the second wire transmitted is exported through the second joint, make data and electrical signal can pass through photoelectricity composite cable parallel transmission, and utilize the puncture cutting ferrule can make the electrical signal and the data of being transmitted pass through electrically conductive interface and optic fibre interface respectively and pass out, make photoelectricity composite cable can be applied to have independent electrical interface and optical interface equipment and only have the optical interface's optical splitter among the prior art, thereby need not to be restricted in the photoelectricity composite interface and the complete line of photoelectricity composite cable formation FTTR's of terminal manufacturer's relevant part and reduce FTTR's construction cost.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention. In the drawings:
fig. 1 shows a cross-sectional view of an opto-electronic composite cable provided according to an embodiment of the present invention;
FIG. 2 illustrates another cross-sectional view of an optoelectronic composite cable provided in accordance with an embodiment of the present invention;
fig. 3 shows a schematic structural diagram of an FTTR device according to an embodiment of the present invention;
fig. 4 shows another schematic structural diagram of an FTTR device according to an embodiment of the present invention.
Wherein the above figures include the following reference numerals:
10. an optical cable; 11. a first wire; 12. a second wire; 13. an optical fiber ribbon; 14. a sheath;
20. an optical fiber interface;
30. puncture cutting ferrule; 31. an optical cable accommodation chamber; 32. a first puncture section; 33. a second puncture section; 34. a first half sleeve; 35. a second half set; 36. a guide protrusion; 37. a guide groove;
40. a conductive interface;
50. a fool-proof structure; 53. a first magnetic attraction part; 531. a first magnetic attraction member; 532. a second magnetic attraction member; 54. a second magnetic attraction part; 541. a third magnetic attraction member; 542. a fourth magnetic attraction member;
61. a master device; 62. a beam splitter; 63. a slave device; 64. an optical-electrical composite cable; 65. a pressure reducing member; 66. a power supply; 67. fixed telephone equipment.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the invention, its application, or uses. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1 to 4, the embodiment of the present invention provides an optical-electrical composite cable, which includes an optical cable 10, an optical fiber interface 20, a puncture ferrule 30, and a conductive interface 40, wherein the optical cable 10 includes a first conductive wire 11, a second conductive wire 12, an optical fiber ribbon 13, and a sheath 14 disposed in parallel, the sheath 14 is sleeved outside the first conductive wire 11, the second conductive wire 12, and the optical fiber ribbon 13 and separates the first conductive wire 11, the second conductive wire 12, and the optical fiber ribbon 13, the optical fiber interface 20 is disposed at an end of the optical cable 10 and is connected with the optical fiber ribbon 13, the puncture ferrule 30 has an optical cable accommodating cavity 31, the optical cable 10 is disposed in the optical cable accommodating cavity 31 in a penetrating manner, the puncture ferrule 30 further has a first puncture portion 32 and a second puncture portion 33 extending into the optical cable accommodating cavity 31, the first puncture portion 32 penetrates the sheath 14 and is electrically connected with the first conductive wire 11, the second puncture portion 33 penetrates the sheath 14 and is electrically connected with the second conductive wire 12, and the conductive interface 40 has a first connector electrically connected with the first puncture portion 32 and a second connector electrically connected with the second puncture portion 33.
The photoelectric composite cable provided by the embodiment is applied, the sheath 14 is sleeved on the outer sides of the first lead 11, the second lead 12 and the optical fiber ribbon 13, in the cable construction process of the FTTR, the optical fiber ribbon 13 can be used for transmitting data only by arranging the photoelectric composite cable, meanwhile, the first lead 11 and the second lead 12 are used for transmitting electric signals, the slave equipment in the FTTR device can be powered without additional power supply wires, and the original copper cable is not required to be reserved to transmit electric signals for fixed telephone equipment. And, set up puncture cutting ferrule 30 at the tip of optical cable, on the one hand, the data output that will transmit optical fiber ribbon 13 through optic fibre interface 20, on the other hand, make the first joint of electrically conductive interface 40 pass through first puncture portion 32 and first wire 11 electricity connection, the second joint of electrically conductive interface 40 passes through second puncture portion 33 and second wire 12 electricity connection, make the electrical signal that first wire 11 transmitted export through first joint, the electrical signal that second wire 12 transmitted export through the second joint, make data and electrical signal can pass through the parallel transmission of photoelectric composite cable, and utilize puncture cutting ferrule 30 can make the electrical signal and the data that are transmitted pass through electrically conductive interface 40 and optic fibre interface 20 respectively, make the photoelectric composite cable can be applied to in the prior art have independent electric interface and optical interface equipment and only have the optical splitter of optical interface, thereby need not to be restricted by the complete monopoly of the relevant part of terminal manufacturer's development photoelectric composite interface and photoelectric composite cable formation FTTR, reduce the construction cost of FTTR.
In this embodiment, the first wire 11 and the second wire 12 are each made of a plurality of strands of copper wires.
In this embodiment, the optical fiber interface 20 adopts an SC-specification active connector, and the first connector and the second connector both adopt DC male connectors.
As shown in fig. 1, the puncture ferrule 30 includes a first half 34 and a second half 35 that are detachably connected, the first half 34 and the second half 35 together enclose an optical cable accommodation chamber 31, and the first puncture part 32 and the second puncture part 33 are both disposed on the first half 34. With the detachably connected first and second halves 34, 35, installation can be facilitated when installing the puncture ferrule 30 on the fiber optic cable 10.
As shown in fig. 1, a foolproof structure 50 is provided between the sheath 14 and the first half-sheath 34 so that the first puncture part 32 corresponds to the first wire 11 and the second puncture part 33 corresponds to the second wire 12. When the first half sleeve 34 is mounted on the second half sleeve 35, the foolproof structure 50 is utilized to avoid the reverse mounting of the first half sleeve 34, so that the first puncture part 32 is electrically connected with the first lead 11, the second puncture part 33 is electrically connected with the second lead 12, the first connector is equipotential with the first lead 11, the second connector is equipotential with the second lead 12, and the situation that an anode electric signal is transmitted to a cathode lead and a cathode electric signal is transmitted to an anode lead is avoided.
It should be noted that, the fool-proof structure 50 is disposed between the sheath 14 and the first half-sleeve 34, which includes the following two embodiments:
(1) The fool-proof structure 50 comprises a first fool-proof mark and a second fool-proof mark, the first half sleeve 34 is provided with the first fool-proof mark, the sheath 14 is provided with the second fool-proof mark corresponding to the first fool-proof mark, when the first fool-proof mark and the second fool-proof mark correspond, the first puncture part 32 corresponds to the first wire 11, and the second puncture part 33 corresponds to the second wire 12;
(2) The fool-proof structure 50 includes a first mark, a second mark, a first magnetic attraction portion and a second magnetic attraction portion, the first mark is disposed on the sheath 14, the second mark is disposed on the second half sleeve 35, magnetic poles of the first magnetic attraction portion are opposite to those of the second magnetic attraction portion, the first magnetic attraction portion and the second magnetic attraction portion are disposed on the first half sleeve and the second half sleeve respectively, when the first mark corresponds to the second mark, and the first magnetic attraction portion and the second magnetic attraction portion magnetically attract each other, the first puncture portion 32 corresponds to the first wire 11, and the second puncture portion 33 corresponds to the second wire 12.
As shown in fig. 1, the fool-proof structure 50 includes a first mark, a second mark, a first magnetic attraction part 53 and a second magnetic attraction part 54, the first mark is disposed on an outer sidewall of the sheath 14 and corresponds to the first conductive wire 11, the second mark is disposed on an outer sidewall of the second half sleeve 35, a middle part of the first half sleeve 34 protrudes upward, the first magnetic attraction part 53 is disposed at a lower end of the first half sleeve 34, a middle part of the second half sleeve 35 protrudes downward, the second magnetic attraction part 54 corresponds to the first magnetic attraction part 53 and is disposed at an upper end of the second half sleeve 35, and magnetic poles of the first magnetic attraction part 53 and the second magnetic attraction part 54 are opposite. The second half 35 is mounted on the optical cable 10 such that the first mark corresponds to the second mark, and in the process of mounting the first half 34 on the optical cable 10, the first puncture part 32 corresponds to the first wire 11 and the second puncture part 33 corresponds to the second wire 12 by the magnetic attraction between the first magnetic attraction part 53 and the second magnetic attraction part 54.
In this embodiment, the first mark and the second mark are red mark lines extending along the axial direction of the optical cable 10, and the first wire corresponding to the first mark is used for transmitting the positive electrode electric signal.
As shown in fig. 1, the first magnetic attraction portion 53 includes a first magnetic attraction piece 531 and a second magnetic attraction piece 532 located at both sides of the optical cable 10, the magnetic poles of the first magnetic attraction piece 531 and the second magnetic attraction piece 532 are opposite, the second magnetic attraction portion 54 includes a third magnetic attraction piece 541 and a fourth magnetic attraction piece 542 located at both sides of the optical cable 10, the magnetic poles of the third magnetic attraction piece 541 and the fourth magnetic attraction piece 542 are opposite, and the magnetic poles of the first magnetic attraction piece 531 and the third magnetic attraction piece 541 are opposite, wherein when the first magnetic attraction piece 531 is located above the third magnetic attraction piece 541 and the second magnetic attraction piece 532 is located above the fourth magnetic attraction piece 542, the first puncture portion 32 corresponds to the first wire 11, and the second puncture portion 33 corresponds to the second wire 12. With the first magnetic attraction member 531, the second magnetic attraction member 532, the third magnetic attraction member 541 and the fourth magnetic attraction member 542, when the second half-sleeve 35 is mounted on the optical cable 10, if the first puncture portion 32 corresponds to the second conductor 12, the second puncture portion 33 corresponds to the first conductor 11, so that the user can feel significant resistance, and the user is prevented from reversely mounting the second half-sleeve 35.
As shown in fig. 2, one of the lower end of the first half 34 and the upper end of the second half 35 is provided with a guide protrusion 36, and the other of the lower end of the first half 34 and the upper end of the second half 35 is provided with a guide groove 37 corresponding to the guide protrusion 36. In the process that the second half sleeve 35 is mounted on the optical cable 10 and the first half sleeve 34 is mounted on the optical cable 10 and spliced with the second half sleeve 35, the guiding groove 37 and the guiding protrusion 36 are utilized to play a guiding role, so that the first half sleeve 34 is prevented from sliding relative to the optical cable 10, the first puncture part 32 is ensured to be smoothly penetrated into the sheath 14 and electrically connected with the first lead 11, and the second puncture part 33 is ensured to be smoothly penetrated into the sheath 14 and electrically connected with the second lead 12.
In other embodiments, one end of the first half sleeve 34 in the circumferential direction of the puncture ferrule 30 is hinged to one end of the second half sleeve 35 in the circumferential direction of the puncture ferrule 30, and the other end of the first half sleeve 34 in the circumferential direction of the puncture ferrule 30 is connected to the other end of the second half sleeve 35 in the circumferential direction of the puncture ferrule 30 in a clamping manner. By adopting the puncture clamping sleeve 30 with the structure, the first puncture part 32 can be corresponding to the first lead 11, the second puncture part 33 can be corresponding to the second lead 12 only by utilizing the foolproof structure 50 to ensure that the second half sleeve 35 is positively installed on the optical cable 10, and the installation is convenient.
In this embodiment, the two ends of the first half sleeve 34 in the circumferential direction of the puncture ferrule 30 are respectively connected with the two ends of the second half sleeve 35 in the circumferential direction of the puncture ferrule 30 in a clamping manner, so that the connection between the first half sleeve 34 and the second half sleeve 35 is reliable, the puncture ferrule 30 is prevented from falling off from the optical cable 10, and the reliability of the electrical connection between the first puncture part 32 and the first wire 11 and the electrical connection between the second puncture part 33 and the second wire 12 is ensured.
In this embodiment, the puncture ferrule 30 further comprises a first sealing layer disposed on the inner wall of the first half-sleeve 34 and a second sealing layer disposed on the inner wall of the second half-sleeve 35. After the puncture clamping sleeve 30 is mounted on the optical cable 10, the sealing performance between the outer side wall of the optical cable 10 and the inner side wall of the puncture clamping sleeve 30 can be improved by utilizing the first sealing layer and the second sealing layer, the electric leakage phenomenon is avoided, and the safety of the photoelectric composite cable is improved.
As shown in fig. 3 and 4, the dimension of the fiber optic cable 10 in its axial direction is greater than the dimension of the piercing ferrule 30 in the axial direction of the fiber optic cable 10.
As shown in fig. 1, the optical cable 10 is a butterfly-shaped optical cable, and the optical fiber ribbon 13 is located between the first conductor 11 and the second conductor 12, and the optical fiber ribbon 13, the first conductor 11, and the second conductor 12 are arranged coplanar. Because the optical cable 10 is the butterfly-shaped optical cable, namely the optical cable 10 is based on present butterfly-shaped optical cable with two reinforced cores of optical fiber ribbon both sides replace respectively and make with first wire 11 and second wire 12, in the cable work progress of FTTR for the consumptive material such as buckle that is used for fixing optical cable 10 can also follow the relevant consumptive material and the dress dimension instrument of butterfly-shaped optical cable, need not extra purchase, reduces the construction cost of FTTR, and dress dimension also need not to change original butterfly-shaped optical cable operation flow, has promoted efficiency.
In addition, the first wires 11 and the second wires 12 can still serve as metal reinforced cores to enhance the tensile force and flexibility of the optical cable 10, so that the concealed pipe can be conveniently put through to protect the optical fiber ribbon 13 from being damaged.
The photoelectric composite cable provided by the embodiment has the following beneficial effects:
(1) The optical fiber ribbon 13 is utilized to transmit data, the first lead 11 and the second lead 12 are utilized to transmit electric signals, so that the data and the electric signals can be transmitted in parallel through the photoelectric composite cable, and the transmitted electric signals and data can be respectively transmitted out through the conductive interface 40 and the optical fiber interface 20 by utilizing the puncture clamping sleeve 30, so that the photoelectric composite cable can be applied to an optical splitter with independent electric interfaces, optical interface equipment and only optical interfaces in the prior art, and the whole monopoly of related parts of the FTTR formed by the photoelectric composite interfaces and the photoelectric composite cable developed by terminal manufacturers is not required, and the construction cost of the FTTR is reduced;
(2) When the puncture clamping sleeve 30 is installed on the optical cable 10, a user network is not required to be interrupted, and damage to the optical fiber ribbon 13 is avoided;
(3) Whether the puncture clamping sleeves 30, the installation number of the puncture clamping sleeves 30 and the installation positions are installed on the optical cable 10 or not can be selected according to requirements;
(4) With the detachably connected first and second halves 34, 35, installation of the ferrule 30 to the cable 10 can be facilitated;
(5) The fool-proof structure 50 is utilized to avoid the reverse installation of the first half sleeve 34, so that the first puncture part 32 is electrically connected with the first lead 11, the second puncture part 33 is electrically connected with the second lead 12, so that the first connector is equipotential with the first lead 11, the second connector is equipotential with the second lead 12, and the situation that an anode electric signal is transmitted to a cathode lead and a cathode electric signal is transmitted to the anode lead is avoided;
(6) In the process of installing the first half 34 on the optical cable 10 and splicing the first half 35 with the second half, the guiding effect can be achieved by using the guiding groove 37 and the guiding protrusion 36, so that the first half 34 is prevented from moving relative to the optical cable 10, the first puncture part 32 is ensured to be smoothly penetrated into the sheath 14 and electrically connected with the first conducting wire 11, and the second puncture part 33 is ensured to be smoothly penetrated into the sheath 14 and electrically connected with the second conducting wire 12.
As shown in fig. 3, another embodiment of the present invention provides an FTTR device including a main apparatus 61, an optical splitter 62, a slave apparatus 63, and at least two photoelectric composite cables 64, a first end of a first photoelectric composite cable 64 is connected to the main apparatus 61, a second end of an optical cable 10 of the first photoelectric composite cable 64 is connected to a first end of an optical cable 10 of a second photoelectric composite cable 64 through the optical splitter 62, a second end of the optical cable 10 of the second photoelectric composite cable 64 is connected to the slave apparatus 63, a first wire 11 of the first photoelectric composite cable 64 is electrically connected to a first wire 11 of the second photoelectric composite cable 64 through a puncture ferrule 30 of the photoelectric composite cable 64, a second wire 12 of the first photoelectric composite cable 64 is electrically connected to a second wire 12 of the second photoelectric composite cable 64 through the puncture ferrule 30, and the second wire 12 of the second photoelectric composite cable 64 is electrically connected to the slave apparatus 63 through the puncture ferrule 30.
Therefore, the FTTR device provided in this embodiment is capable of transmitting data by using the optical fiber ribbon 13, and transmitting an electrical signal by using the first conductive wire 11 and the second conductive wire 12, so that the data and the electrical signal can be transmitted in parallel by using the photoelectric composite cable, and the transmitted electrical signal and data can be transmitted out by using the puncture clamping sleeve 30 through the conductive interface 40 and the optical fiber interface 20 respectively, so that the photoelectric composite cable can be applied to an optical splitter having an independent electrical interface and an optical interface device and only having an optical interface in the prior art, thereby eliminating the need of full-line monopoly of related components of the FTTR formed by the photoelectric composite interface and the photoelectric composite cable developed by a terminal manufacturer, and reducing the construction cost of the FTTR.
And, the optical splitter 62 adopts a passive optical splitter, so that the cost is reduced, and the optical splitters with different interface numbers are flexibly selected to meet the requirement of the number of user terminals.
Specifically, the optical cable and the cable at one end of the optical cable far away from the optical-electrical composite interface of the optical-electrical composite cable are separated by only using a section of optical-electrical composite cable developed by a terminal manufacturer, an SC interface is arranged at the end of the optical cable of the optical-electrical composite cable, a DC female head is arranged at the end of the optical cable of the optical-electrical composite cable, the optical cable of the optical-electrical composite cable is connected with the optical fiber interface, and the cable of the optical-electrical composite cable is connected with the first wire and the second wire, so that equipment of each manufacturer can be interconnected by using the optical-electrical composite cable 64.
As shown in fig. 3, the FTTR device further comprises a voltage reducing member 65, the first conductor 11 and the second conductor 12 of the second photoelectric composite cable 64 are electrically connected to the voltage reducing member 65 through the puncture ferrule 30, and the voltage reducing member 65 is electrically connected to the slave device 63. The voltage step-down operation is performed on the electric signals output from the first conductor 11 and the second conductor 12 of the second photoelectric composite cable 64 by the voltage step-down unit 65 to satisfy the voltage use requirement of the slave device 63.
In this embodiment, the first and second wires 11 and 12 of the second photoelectric composite cable 64 supply 12 to 56V dc power to the slave device 63 through the voltage reducing member.
As shown in fig. 3, the FTTR device further comprises a power supply 66, the first conductor 11 and the second conductor 12 of the first optical fiber composite cable 64 are electrically connected to the power supply 66 and the main device 61 through the puncture ferrule 30, and the first end of the optical cable 10 of the first optical fiber composite cable 64 is connected to the main device 61. The power supply 66 delivers electrical signals to the host device 61 via the first conductor 11 and the second conductor 12 of the first optoelectric composite cable 64 to fulfill the power requirements of the host device 61.
In this embodiment, the power supply 66 adopts a 48V power supply device, the output voltage of the step-down component 65 is 12V, and a short-circuit protector is arranged on the output line of the power supply 66, so as to realize the safety protection of the circuit.
As shown in fig. 4, still another embodiment of the present invention provides an FTTR apparatus including a main device 61, an optical splitter 62, a slave device 63, a fixed telephone device 67, and at least two optical fiber composite cables 64, a first end of a first optical fiber composite cable 64 being connected to the main device 61, a second end of an optical cable 10 of the first optical fiber composite cable 64 being connected to a first end of an optical cable 10 of a second optical fiber composite cable 64 through the optical splitter 62, a second end of an optical cable 10 of the second optical fiber composite cable 64 being connected to the slave device 63, a first conductor 11 of the first optical fiber composite cable 64 being electrically connected to a first conductor 11 of the second optical fiber composite cable 64 through the puncture ferrule 30, a second conductor 12 of the first optical fiber composite cable 64 being electrically connected to a second conductor 12 of the second optical fiber composite cable 64 through the puncture ferrule 30, a first conductor 11 of the second optical fiber composite cable 64 being electrically connected to a second conductor 12 of the fixed telephone device 67, the first conductor 11 of the first optical fiber composite cable 64 being electrically connected to the first conductor 11 of the second optical fiber composite cable 64 through the puncture ferrule 30.
Therefore, the FTTR device provided in this embodiment is capable of transmitting data by using the optical fiber ribbon 13, and transmitting an electrical signal by using the first conductive wire 11 and the second conductive wire 12, so that the data and the electrical signal can be transmitted in parallel by using the photoelectric composite cable, and the transmitted electrical signal and data can be transmitted out by using the puncture clamping sleeve 30 through the conductive interface 40 and the optical fiber interface 20 respectively, so that the photoelectric composite cable can be applied to an optical splitter having an independent electrical interface and an optical interface device and only having an optical interface in the prior art, thereby eliminating the need of full-line monopoly of related components of the FTTR formed by the photoelectric composite interface and the photoelectric composite cable developed by a terminal manufacturer, and reducing the construction cost of the FTTR.
The main device 61 is generally placed in a multimedia or living room, the slave device 63 is placed in each bedroom, a voice port is arranged on the main device, no voice port is arranged on the slave device, and the first wire 11 of the first photoelectric composite cable 64 is connected with the voice port through the puncture clamping sleeve 30 of the photoelectric composite cable 64, so that the first wire 11 and the second wire 12 in the optical cable 10 of each room are provided with voice signals, the puncture clamping sleeve 30 is arranged at the tail end of the optical cable 10 of each room, the voice signals can be output to the fixed telephone device 67, the copper cable does not need to be rearranged, and the fixed telephone device 67 of the room where the slave device 63 is located is connected with the voice port, so that the fixed telephone can be used in each room at any time.
The arrangement of the photoelectric composite cable 64 corresponds to the arrangement of the copper cable and the optical fiber in each room at the same time, and saves man-hours and materials.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
The relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless it is specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective parts shown in the drawings are not drawn in actual scale for convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.
In the description of the present invention, it should be understood that the azimuth or positional relationships indicated by the azimuth terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal", and "top, bottom", etc., are generally based on the azimuth or positional relationships shown in the drawings, merely to facilitate description of the present invention and simplify the description, and these azimuth terms do not indicate and imply that the apparatus or elements referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the scope of protection of the present invention; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.
Spatially relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
In addition, the terms "first", "second", etc. are used to define the components, and are only for convenience of distinguishing the corresponding components, and the terms have no special meaning unless otherwise stated, and therefore should not be construed as limiting the scope of the present invention.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (12)

1. An optoelectronic composite cable, the optoelectronic composite cable comprising:
an optical cable (10) comprising a first wire (11), a second wire (12), an optical fiber ribbon (13) and a sheath (14) which are arranged in parallel, wherein the sheath (14) is sleeved outside the first wire (11), the second wire (12) and the optical fiber ribbon (13) and separates the first wire (11), the second wire (12) and the optical fiber ribbon (13);
an optical fiber interface (20) provided at an end of the optical cable (10) and connected to the optical fiber ribbon (13);
the puncture clamping sleeve (30) is provided with an optical cable accommodating cavity (31), the optical cable (10) is arranged in the optical cable accommodating cavity (31) in a penetrating mode, the puncture clamping sleeve (30) is further provided with a first puncture part (32) and a second puncture part (33) which extend into the optical cable accommodating cavity (31), the first puncture part (32) penetrates into the sheath (14) and is electrically connected with the first conducting wire (11), and the second puncture part (33) penetrates into the sheath (14) and is electrically connected with the second conducting wire (12);
and a conductive interface (40) having a first terminal electrically connected to the first piercing section (32) and a second terminal electrically connected to the second piercing section (33).
2. The photoelectric composite cable according to claim 1, wherein the puncture ferrule (30) comprises a first half sleeve (34) and a second half sleeve (35) which are detachably connected, the first half sleeve (34) and the second half sleeve (35) are jointly enclosed into the optical cable accommodating cavity (31), and the first puncture part (32) and the second puncture part (33) are both arranged on the first half sleeve (34).
3. The cable according to claim 2, characterized in that a foolproof structure (50) is provided between the sheath (14) and the first half-sheath (34) so that the first puncture part (32) corresponds to the first wire (11), and the second puncture part (33) corresponds to the second wire (12).
4. A photoelectric composite cable according to claim 3, wherein the fool-proof structure (50) comprises:
a first mark arranged on the outer side wall of the sheath (14) and corresponding to the first wire (11);
a second marker arranged on the outer side wall of the second half sleeve (35);
the middle part of the first half sleeve (34) protrudes upwards, and the first magnetic part (53) is arranged at the lower end of the first half sleeve (34);
the middle part of the second half sleeve (35) protrudes downwards, the second magnetic part (54) and the first magnetic part (53) are correspondingly arranged at the upper end of the second half sleeve (35), and the magnetic pole of the first magnetic part (53) is opposite to the magnetic pole of the second magnetic part (54).
5. The optical-electrical composite cable of claim 4, wherein,
the first magnetic attraction part (53) comprises a first magnetic attraction piece (531) and a second magnetic attraction piece (532) which are positioned at two sides of the optical cable (10), and the magnetic poles of the first magnetic attraction piece (531) are opposite to the magnetic poles of the second magnetic attraction piece (532);
the second magnetic attraction part (54) comprises a third magnetic attraction piece (541) and a fourth magnetic attraction piece (542) which are positioned at two sides of the optical cable (10), the magnetic pole of the third magnetic attraction piece (541) is opposite to the magnetic pole of the fourth magnetic attraction piece (542), and the magnetic pole of the first magnetic attraction piece (531) is opposite to the magnetic pole of the third magnetic attraction piece (541);
wherein when the first magnetic attraction member (531) is located above the third magnetic attraction member (541) and the second magnetic attraction member (532) is located above the fourth magnetic attraction member (542), the first puncture portion (32) corresponds to the first wire (11), and the second puncture portion (33) corresponds to the second wire (12).
6. The photoelectric composite cable according to claim 4, wherein one of a lower end of the first half-sheath (34) and an upper end of the second half-sheath (35) is provided with a guide projection (36), and the other of the lower end of the first half-sheath (34) and the upper end of the second half-sheath (35) is provided with a guide groove (37) corresponding to the guide projection (36).
7. An optoelectronic composite cable according to claim 2 wherein,
one end of the first half sleeve (34) in the circumferential direction of the puncture cutting sleeve (30) is hinged with one end of the second half sleeve (35) in the circumferential direction of the puncture cutting sleeve (30), and the other end of the first half sleeve (34) in the circumferential direction of the puncture cutting sleeve (30) is connected with the other end of the second half sleeve (35) in the circumferential direction of the puncture cutting sleeve (30) in a clamping manner; and/or the number of the groups of groups,
the two ends of the first half sleeve (34) in the circumferential direction of the puncture clamping sleeve (30) are respectively connected with the two ends of the second half sleeve (35) in the circumferential direction of the puncture clamping sleeve (30) in a clamping manner.
8. The photoelectric composite cable according to any one of claims 2 to 7, wherein the puncture ferrule (30) further comprises a first sealing layer provided on an inner wall of the first half-sleeve (34) and a second sealing layer provided on an inner wall of the second half-sleeve (35).
9. The optical-electrical composite cable according to any one of claims 1-7, wherein,
the dimension of the optical cable (10) in the axial direction thereof is larger than the dimension of the puncture clamping sleeve (30) in the axial direction of the optical cable (10); and/or the number of the groups of groups,
the optical cable (10) is a butterfly-shaped optical cable, the optical fiber ribbon (13) is located between the first conducting wire (11) and the second conducting wire (12), and the optical fiber ribbon (13), the first conducting wire (11) and the second conducting wire (12) are arranged in a coplanar mode.
10. An FTTR device, comprising:
a master device (61);
a beam splitter (62);
a slave device (63);
at least two optical-electrical composite cables (64), a first end of a first one of the optical-electrical composite cables (64) being connected to the main device (61), a second end of an optical cable (10) of the first one of the optical-electrical composite cables (64) being connected via the optical splitter (62) to a first end of an optical cable (10) of a second one of the optical-electrical composite cables (64), a second end of an optical cable (10) of the second one of the optical-electrical composite cables (64) being connected to the slave device (63), a first wire (11) of the first one of the optical-electrical composite cables (64) being electrically connected via a piercing ferrule (30) of the optical-electrical composite cable (64) to a first wire (11) of a second one of the optical-electrical composite cable (64), a second wire (12) of the first one of the optical-electrical composite cables (64) being electrically connected via the piercing ferrule (30) to a second wire (12) of the optical-electrical composite cable (64), a first wire (11) of the second one of the optical-electrical composite cables (64) being electrically connected via the piercing ferrule (30) to the optical-electrical composite cable (64) to any one of the optical-electrical composite cables (9).
11. The FTTR device according to claim 10, wherein,
the FTTR device further comprises a voltage reducing piece (65), wherein a first lead (11) and a second lead (12) of a second photoelectric composite cable (64) are electrically connected with the voltage reducing piece (65) through the puncture clamping sleeve (30), and the voltage reducing piece (65) is electrically connected with the slave device (63); and/or the number of the groups of groups,
the FTTR device further comprises a power supply (66), wherein the first wire (11) and the second wire (12) of the first photoelectric composite cable (64) are electrically connected with the power supply (66) and the main device (61) through the puncture cutting ferrule (30), and the first end of the optical cable (10) of the first photoelectric composite cable (64) is connected with the main device (61).
12. An FTTR device, comprising:
a master device (61);
a beam splitter (62);
a slave device (63);
a fixed telephone device (67);
at least two photoelectric composite cables (64), a first end of a first photoelectric composite cable (64) is connected with the main device (61), a second end of an optical cable (10) of the first photoelectric composite cable (64) is connected with a first end of an optical cable (10) of a second photoelectric composite cable (64) through the optical splitter (62), a second end of an optical cable (10) of the second photoelectric composite cable (64) is connected with the slave device (63), a first wire (11) of the first photoelectric composite cable (64) is electrically connected with a first wire (11) of a second photoelectric composite cable (64) through a puncture ferrule (30) of the photoelectric composite cable (64), a second wire (12) of the first photoelectric composite cable (64) is electrically connected with a second wire (12) of the second photoelectric composite cable (64) through the puncture ferrule (30), and a first wire (11) of the second photoelectric composite cable (64) is electrically connected with the photoelectric composite cable (64) through the puncture ferrule (30), and the first wire (11) of the second photoelectric composite cable (64) is electrically connected with the optical cable (67) through any one of the photoelectric composite cables (1 and the optical cable (67).
CN202310756159.5A 2023-06-25 2023-06-25 Photoelectric composite cable and FTTR device with same Pending CN116564609A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310756159.5A CN116564609A (en) 2023-06-25 2023-06-25 Photoelectric composite cable and FTTR device with same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310756159.5A CN116564609A (en) 2023-06-25 2023-06-25 Photoelectric composite cable and FTTR device with same

Publications (1)

Publication Number Publication Date
CN116564609A true CN116564609A (en) 2023-08-08

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310756159.5A Pending CN116564609A (en) 2023-06-25 2023-06-25 Photoelectric composite cable and FTTR device with same

Country Status (1)

Country Link
CN (1) CN116564609A (en)

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