CN112099171A - PFTTH optical cable divides fine case - Google Patents
PFTTH optical cable divides fine case Download PDFInfo
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- CN112099171A CN112099171A CN202011190304.0A CN202011190304A CN112099171A CN 112099171 A CN112099171 A CN 112099171A CN 202011190304 A CN202011190304 A CN 202011190304A CN 112099171 A CN112099171 A CN 112099171A
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- optical
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- box
- pftth
- power line
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4439—Auxiliary devices
- G02B6/444—Systems or boxes with surplus lengths
- G02B6/4453—Cassettes
- G02B6/4454—Cassettes with splices
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/255—Splicing of light guides, e.g. by fusion or bonding
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/36—Mechanical coupling means
- G02B6/38—Mechanical coupling means having fibre to fibre mating means
- G02B6/3807—Dismountable connectors, i.e. comprising plugs
- G02B6/381—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres
- G02B6/3825—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres with an intermediate part, e.g. adapter, receptacle, linking two plugs
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4439—Auxiliary devices
- G02B6/444—Systems or boxes with surplus lengths
- G02B6/4441—Boxes
- G02B6/4446—Cable boxes, e.g. splicing boxes with two or more multi fibre cables
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Light Guides In General And Applications Therefor (AREA)
Abstract
The invention provides a PFTTH optical cable fiber distribution box, wherein the PFTTH optical cable fiber distribution box comprises a connection box and at least four working boxes, an optical cable is connected into the connection box through a fiber melting disc, and is respectively connected with optical splitters and ONU equipment in each working box through one part of an optical fiber adapter, optical fiber signals are input into each optical splitter and ONU equipment, each optical splitter transmits the signals to the outside through two parts of the optical fiber adapter, the optical splitters in the working boxes are at least of four different types and respectively correspond to the optical fiber signals for outputting the internet, a broadcast television network, a telecommunication network, a power network and the like, namely FTTH equipment of the internet, the broadcast television network, the telecommunication network and the power network can be intensively placed through one optical cable fiber distribution box, so that four-network fusion is realized. The technical problem that the operation investment cost of customers is high due to the fact that multiple operators and a power grid cannot use the same optical cable fiber distribution box together is effectively solved.
Description
Technical Field
The invention relates to the field of transmission in a power grid, in particular to a PFTTH optical cable fiber distribution box.
Background
With the rapid development of social economy, people have new requirements on living conditions and living quality. The state level also continuously promotes the integration of three networks, and simultaneously, a new development direction of 'four networks integration' is also provided. The four-network integration is formed by adding a power grid on the basis of the three-network integration, is realized by a power optical fiber household technology, covers the Internet, a broadcast and television network, a telecommunication network and a power grid, and also constructs a new pattern for developing the power grid and the Internet while creating the Internet 'smart life'. The PFTTH refers to a power fiber to the home (power fiber to the home), and the mode that the optical fiber is laid along with a low-voltage power cable is realized in a fiber to the home mode; FTTH refers to fiber to the home (fiber to the home), and the fiber is introduced to be shared by a single family residence only by using an access mode of connecting a communication local side and the family residence by using a fiber medium; OPLC refers to an Optical Fiber Composite Low-voltage Cable; GPON refers to Gigabit Passive Optical Network (Gigabit Passive Optical Network).
Most of the existing optical cable fiber distribution boxes are applied to FTTH of three-network convergence or single network. The FTTH equipment of internet, broadcast and television net, three kinds of networks of telecommunications net can be placed in concentrating to the optical cable of "integration of three networks" divides the fine case, and single network optical cable divides the fine case and only can place the FTTH equipment of a network, can not realize "integration of four networks", consequently need set up an optical cable in addition and divide the fine case to install the PFTTH equipment of electric wire netting, has caused the technical problem that customer's operation cost increases.
Disclosure of Invention
The invention provides a PFTTH optical cable fiber distribution box, which solves the technical problem of high investment cost of customer operation caused by the fact that a plurality of operators and a power grid cannot use the same optical cable fiber distribution box together.
The invention provides a PFTTH optical cable fiber-splitting box, which comprises a junction box and at least four working boxes, the junction box comprises a fiber melting disc for connecting optical cables and a fiber adapter, the fiber adapter comprises a first fiber adapter part and a second fiber adapter part, the fiber melting disc is connected with the input end of one part of the optical fiber adapter through a tail fiber, each working box comprises ONU equipment and an optical splitter, the output end of the first optical fiber adapter part is connected with the input end of each optical splitter and each ONU equipment through a tail fiber, the output end of each optical splitter is connected with the input end of the second optical fiber adapter part, the output end of the second optical fiber adapter outputs optical fiber signals outwards, at least four optical splitters of different types are arranged in all the optical splitters, and the optical splitters of different types are respectively used for outputting different optical fiber signals.
Preferably, the connection box further comprises an optical cable fixing seat, and the optical cable fixing seat is used for fixing an optical cable which is connected into the connection box and is connected with the fiber melting disc; the output end of the second optical fiber adapter outputs optical fiber signals outwards through a rubber-insulated-wire optical cable, the junction box further comprises a rubber-insulated-wire optical cable fixing seat, and the rubber-insulated-wire optical cable fixing seat is used for fixing the rubber-insulated-wire optical cable which outputs the optical fiber signals outwards.
Preferably, surge protectors are installed on the junction box and each of the working boxes.
Preferably, the junction box further comprises a first access opening, and the first access opening is used for allowing an optical cable or a rubber-insulated optical cable to enter and exit; each work box all includes the second access & exit, the second access & exit is used for supplying the tail optical fiber to come in and go out.
Preferably, the connection box further comprises a wire arranging ring, and the tail fiber between the fiber melting disc and one part of the fiber adapter is wound on the wire arranging ring.
Preferably, the optical fiber signal specifically includes: optical fiber signals of the internet, radio and television networks, telecommunication networks and power networks.
Preferably, each of the work boxes further includes a power transmission device for transmitting power to the ONU apparatuses.
Preferably, the power transmission apparatus includes a power line, and the ONU device is connected to an external power supply through the power line.
Preferably, the power transmission device further comprises an air switch, the power line comprises a first power line subsection and a second power line subsection, both ends of the first power line subsection are respectively connected with an external power source and the air switch, and the ONU device and the air switch are connected through the second power line subsection.
Preferably, the power transmission apparatus further includes a socket, the second power line division includes a first power line part and a second power line part, the socket and the air switch are connected by the first power line part, and the socket, the ONU device, and the air switch are connected by the second power line part.
According to the technical scheme, the embodiment of the invention has the following advantages:
the invention provides a PFTTH optical cable fiber distribution box, wherein the PFTTH optical cable fiber distribution box comprises a connection box and at least four working boxes, an optical cable is connected into the connection box through a fiber melting disc, and is respectively connected with optical splitters and ONU equipment in each working box through one part of an optical fiber adapter, optical fiber signals are input into each optical splitter and ONU equipment, each optical splitter transmits the signals to the outside through two parts of the optical fiber adapter, the optical splitters in the working boxes are at least of four different types and respectively correspond to the optical fiber signals for outputting the internet, a broadcast television network, a telecommunication network, a power network and the like, namely FTTH equipment of the internet, the broadcast television network, the telecommunication network and the power network can be intensively placed through one optical cable fiber distribution box, so that four-network fusion is realized. The technical problem that the operation investment cost of customers is high due to the fact that multiple operators and a power grid cannot use the same optical cable fiber distribution box together is effectively solved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of a fiber distribution box for a PFTTH optical cable according to an embodiment of the present invention;
the identification references as shown in fig. 1 are:
1. a junction box; 11. melting the fiber disc; 12. arranging wire rings; 13. a fiber optic adapter; 131. a fiber optic adapter portion; 132. a second fiber adapter part; 14. an optical cable fixing seat; 15. a rubber-insulated-wire optical cable fixing seat; 16. a first inlet and outlet; 2. a work box; 21. a second inlet and outlet; 22. a light splitter; 23. an air switch; 24. a socket; 25. an ONU device; 3. a surge protector.
Detailed Description
The invention provides a PFTTH optical cable fiber distribution box, which effectively solves the technical problem of high investment cost of customer operation caused by the fact that a plurality of operators and a power grid cannot use the same optical cable fiber distribution box together.
In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the embodiments described below are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, according to an embodiment of the PFTTH optical cable fiber distribution box provided by the present invention, the PFTTH optical cable fiber distribution box includes a connection box 1 and at least four work boxes 2, the connection box 1 includes a fiber melting tray 11 for connecting optical cables and an optical fiber adapter 13, the optical fiber adapter 13 includes a first optical fiber adapter portion 131 and a second optical fiber adapter portion 132, the fiber melting tray 11 is connected to an input end of the first optical fiber adapter portion 131 through a pigtail, each work box 2 includes an ONU device 25 and an optical splitter 22, an output end of the first optical fiber adapter portion 131 is connected to an input end of each optical splitter 22 and each ONU device 25 through a pigtail, an output end of each optical splitter 22 is connected to an input end of the second optical fiber adapter portion 132, an output end of the second optical fiber adapter portion 132 outputs an optical fiber signal to the outside, at least four optical splitters 22 of different types are included in all the optical splitters 22, the optical splitters 22 of different types are respectively used for outputting different optical fiber signals.
The optical cable is connected into the junction box 1 through the fiber melting disc 11, and is respectively connected with the optical splitters 22 and the ONU equipment 25 in each work box 2 through the optical fiber adapter part 131, optical fiber signals are input into the optical splitters 22 and the ONU equipment 25, the optical splitters 22 transmit the signals to the outside through the optical fiber adapter part 132, the optical splitters 22 in the work boxes 2 have at least four different types and respectively correspond to optical fiber signals for outputting the internet, the radio and television network, the telecommunication network, the power network and the like, namely FTTH equipment of the internet, the radio and television network, the telecommunication network and the power network can be intensively placed through one optical cable fiber splitting box, and therefore four-network fusion is achieved. The technical problem that the operation investment cost of customers is high due to the fact that multiple operators and a power grid cannot use the same optical cable fiber distribution box together is effectively solved.
The working box 2 is four, the four working boxes are a first working box, a second working box, a third working box and a fourth working box, the types of the light splitters 22 in the first working box, the second working box, the third working box and the fourth working box are different, and the light splitters 22 of the four types are respectively used for outputting optical fiber signals of a power grid, a broadcast and television network, a telecommunication network and the internet. That is, the optical splitter 22 of the electric wire netting is installed in the first work box, the signal of the electric wire netting is output, the optical splitter 22 of the broadcasting net is installed in the second work box, the signal of the broadcasting net is output, the optical splitter 22 of the telecommunication net is installed in the third work box, the signal of the telecommunication net is output, and fourth the optical splitter 22 of the internet is installed in the work box, the signal of the internet is output. The number of the fiber distribution boxes can be multiple, and the fiber distribution boxes can be used as standby working boxes or applied to other network accesses, so that the PFTTH optical cable fiber distribution box in the implementation has stronger adaptability and fault tolerance, and can meet the requirement of fusing more different networks.
Leading the accessed optical cable into a fiber melting disc 11 for fusion splicing, wherein the junction box 1 further comprises a first access 16, and the first access 16 is used for the optical cable or the rubber-insulated optical cable to enter and exit; the connection box 1 further comprises an optical cable fixing seat 14, and the optical cable fixing seat 14 is used for fixing an optical cable which is connected into the connection box and connected with the fiber melting disc 11. The optical cable is fixed in the junction box 1 through the optical cable fixing seat 14, so that the problem that the optical cable is unstable or even interrupted due to the fact that the optical cable is moved to enable the optical cable to be in contact fault with an interface of the fusion fiber disc 11 in a fusion mode is solved.
The optical cable entering from the first access 16 enters the junction box 1 and is introduced into the fiber melting disc 11, the fiber melting disc 11 is connected with the input end of the first optical fiber adapter part 131 through a tail fiber, the optical cable or rubber-insulated cable enters from the junction box 1 through the first access 16, and the other positions are kept sealed as much as possible, so that the problem that the fiber melting disc 11, the first optical fiber adapter part 131 and the second optical fiber adapter part 132 are broken down due to the fact that water enters the junction box 1 in rainy days or in unexpected situations can be avoided. Wherein, the connection box 1 also comprises a wire arranging ring 12, and the tail fiber between the fiber melting disk 11 and the fiber adapter part 131 is wound on the wire arranging ring 12. The tail fibers between the fiber melting disc 11 and the optical fiber adapter part 131 can be effectively arranged through the wire arranging ring 12, and the problem that the circuits in the junction box 1 are too disordered, short circuits are easily caused, or the maintenance is difficult is avoided.
The working boxes 2 in the junction box 1 comprise second access ports 21, and the second access ports 21 are used for allowing tail fibers to enter and exit. In a specific implementation, each working box 2 and the junction box 1 are separately arranged and communicated through the second access 21, so that the corresponding working box 2 or the junction box 1 can be maintained in a targeted manner when maintenance is facilitated. The first inlet and outlet 16 and the second inlet and outlet 21 have various arrangement modes according to actual conditions, wherein the factors in the aspects of incoming lines, outgoing lines and flat lines of connecting lines have the largest influence on the arrangement modes. The fiber distribution box for the PFTTH optical cable in the embodiment is provided with a shell, the wiring box 1 and the four working boxes 2 are arranged to divide the fiber distribution box for the PFTTH optical cable, openable doors are respectively arranged on the wiring box 1 and the four working boxes 2, and locks are arranged on the doors and used for locking the working boxes 2 or the wiring box 1 to prevent internal circuits or equipment from being exposed.
The first fiber adapter portion 131 and the second fiber adapter portion 132 may be two portions of the same fiber adapter 13, or may be two fiber adapters 13. The optical fiber adapter part 131 is an interface of an optical fiber signal output after passing through the fiber melting disc 11, the optical fiber signal can be converted into information that can be connected with interfaces of the ONU device 25 and the optical splitter 22 through a pigtail by the optical fiber adapter part 131, the optical splitter 22 and the ONU device 25 in each work box 2 are respectively connected by the optical fiber adapter part 131, the optical fiber signal is input into each optical splitter 22 and the ONU device 25, signal input can be performed to each work box 2, the signal is processed by the ONU device 25 and the optical splitter 22 in each work box 2, and the optical fiber signal processed by the ONU device 25 and the optical splitter 22 is output to the optical fiber adapter part 132 at an output end of the optical splitter 22. The output end of the second optical fiber adapter part 132 outputs an optical fiber signal outwards through a rubber-insulated-wire optical cable, and the optical fiber signals of the internet, the broadcast and television network, the telecommunication network and the power network are transmitted to the home of the user.
Wherein, junction box 1 still includes rubber-insulated-wire cable fixing base 15, rubber-insulated-wire cable fixing base 15 is used for fixed rubber-insulated-wire cable of outwards exporting optical fiber signal. Rubber-insulated-wire cable fixing base 15 can help the rubber-insulated-wire cable to fix in junction box 1, avoids the rubber-insulated-wire cable to remove, causes the problem of rubber-insulated-wire cable and the second 132 contact failure of optical fiber adapter.
Wherein, surge protectors 3 are installed on the junction box 1 and each of the working boxes 2. The surge protector 3 can prevent the junction box 1 and each of the work boxes 2 from being impacted by external voltage.
Each of the work boxes 2 further includes a power transmission device configured to transmit power to the ONU apparatuses 25. The power transmission device includes a power line, and the ONU apparatus 25 is connected to an external power supply through the power line. The ONU device 25 is directly powered by an external power source, and the power transmission device may be connected to the ONU device 25 by a wire in a form of setting an internal power source, so as to supply power to the ONU device 25. The power transmission device further comprises an air switch 23, the power line comprises a first power line branch and a second power line branch, two ends of the first power line branch are respectively connected with an external power source and the air switch 23, and the ONU equipment 25 and the air switch 23 are connected through the second power line branch. When the external power supply fails, the air switch 23 can effectively protect the ONU device 25, and the ONU device 25 is prevented from being damaged by the external power supply. The power transmission apparatus further includes a receptacle 24, the second power line section includes a first power line section and a second power line section, the receptacle 24 and the air switch 23 are connected by the first power line section, and the receptacle 24 and the ONU device 25 and the air switch 23 are connected by the second power line section. Sometimes in the maintenance process, or when addding other equipment, need provide external power supply, but it is more troublesome to go outside direct power connection at every turn, through setting up socket 24 in work box 2, can directly communicate the electric energy of external power supply in socket 24, when maintenance or addding other equipment, directly get the electricity alright work on socket 24, convenient and fast, strong adaptability.
The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. A PFTTH optical cable distribution box is characterized by comprising a junction box and at least four working boxes, the junction box comprises a fiber melting disc for connecting optical cables and a fiber adapter, the fiber adapter comprises a first fiber adapter part and a second fiber adapter part, the fiber melting disc is connected with the input end of one part of the optical fiber adapter through a tail fiber, each working box comprises ONU equipment and an optical splitter, the output end of the first optical fiber adapter part is connected with the input end of each optical splitter and each ONU equipment through a tail fiber, the output end of each optical splitter is connected with the input end of the second optical fiber adapter part, the output end of the second optical fiber adapter outputs optical fiber signals outwards, the optical splitters in the working box are at least of four different types, and the optical splitters of the different types are respectively used for outputting different optical fiber signals.
2. The PFTTH cable distribution box of claim 1, wherein the connection box further comprises cable holders for holding cables that are inserted into the connection box and connected to the fiber melting tray; the output end of the second optical fiber adapter outputs optical fiber signals outwards through a rubber-insulated-wire optical cable, the junction box further comprises a rubber-insulated-wire optical cable fixing seat, and the rubber-insulated-wire optical cable fixing seat is used for fixing the rubber-insulated-wire optical cable which outputs the optical fiber signals outwards.
3. The PFTTH cable distribution box of claim 2, wherein surge protectors are installed in the junction box and each of the work boxes.
4. The PFTTH cable distribution box of claim 3, wherein the connection box further comprises a first access for access to fiber optic cables or rubber-insulated fiber optic cables; each work box all includes the second access & exit, the second access & exit is used for supplying the tail optical fiber to come in and go out.
5. The PFTTH cable distribution box of claim 4, wherein the connection box further comprises a cable management loop, and a pigtail between the fiber melting tray and a portion of a fiber optic adapter is looped around the cable management loop.
6. The PFTTH cable distribution box according to claim 5, wherein the fiber optic signal comprises in particular: optical fiber signals of the internet, radio and television networks, telecommunication networks and power networks.
7. The PFTTH cable distribution box according to claim 6, further comprising: each work box also comprises a power transmission device, and the power transmission device is used for transmitting power for the ONU equipment.
8. The PFTTH cable distribution box of claim 7, wherein the power transmission device comprises a power line, and the ONU device is connected to an external power source through the power line.
9. The fiber distribution box for the PFTTH optical cables of claim 8, wherein the power transmission device further comprises an air switch, the power line comprises a first power line section and a second power line section, the first power line section is connected with an external power source and the air switch at two ends, and the ONU equipment and the air switch are connected through the second power line section.
10. The PFTTH cable distribution box of claim 9, wherein the power transmission device further comprises a receptacle, the power line second section comprises a power line one part and a power line two part, the receptacle and the air switch are connected by the power line one part, and the receptacle and the ONU device and the air switch are connected by the power line two part.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011190304.0A CN112099171A (en) | 2020-10-30 | 2020-10-30 | PFTTH optical cable divides fine case |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011190304.0A CN112099171A (en) | 2020-10-30 | 2020-10-30 | PFTTH optical cable divides fine case |
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| CN202011190304.0A Pending CN112099171A (en) | 2020-10-30 | 2020-10-30 | PFTTH optical cable divides fine case |
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Application publication date: 20201218 |