CN113820812B - Sea and land cable connecting equipment - Google Patents
Sea and land cable connecting equipment Download PDFInfo
- Publication number
- CN113820812B CN113820812B CN202111389354.6A CN202111389354A CN113820812B CN 113820812 B CN113820812 B CN 113820812B CN 202111389354 A CN202111389354 A CN 202111389354A CN 113820812 B CN113820812 B CN 113820812B
- Authority
- CN
- China
- Prior art keywords
- cable
- fiber
- box
- optical
- copper pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- 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
-
- 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
- G02B6/2553—Splicing machines, e.g. optical fibre fusion splicer
-
- 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
Landscapes
- 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 application provides a sea and land cable connecting device. Sea and land cable jointing equipment is including installing the high-voltage line fixed block inside the box, divide fine frame and the fine box of dish, and install submarine cable interface and land cable interface outside the box, treat that the electrified copper pipe in the connecting submarine cable and the inside cable core of electrified copper pipe pass through the submarine cable interface and get into the inside back of box, electrified copper pipe fastening is supported on the high-voltage line fixed block, and with get into the inside cable junction of treating of box through the land cable interface and be connected, the cable core separates out through the fine frame of branch and treats behind the butt fusion optic fibre, treat that the butt fusion optic fibre carries out the butt fusion with the optic fibre in the optical cable of treating that gets into the box through the land cable interface in the fine box of dish. So, sea and land cable connecting equipment can be connected sea cable and land cable conveniently, can simply and safely conduct the high pressure of electrified copper pipe simultaneously, and the security is higher.
Description
Technical Field
The application relates to the technical field of submarine communication, in particular to sea and land cable connecting equipment.
Background
After twenty years of development, the Submarine optical Cable system has advanced in China, and the Submarine optical Cable system includes a plurality of underwater devices, such as a Submarine Cable Repeater (RPT) and a Submarine Cable splitter (Branching Unit, BU), which are connected by Submarine cables. The main structure of the submarine cable sequentially comprises a cable core, a live copper pipe wrapped around the cable core and a protective layer wrapped around the live copper pipe from inside to outside, wherein the cable core comprises a plurality of optical fibers and is used for transmitting communication signals, and the voltage carried by the live copper pipe is generally more than 12 KV. The connection between the underwater equipment and the shore-end equipment is realized by mainly connecting a submarine cable after landing with a land cable in the shore-end equipment, wherein the land cable is an optical cable or an electric cable.
The connection between the submarine cable and the land cable can be generally performed by adopting a tape binding method, namely, after the optical fiber in the submarine cable core is welded with the optical fiber in the optical cable, or after the electrified copper pipe in the submarine cable is connected with the cable, the binding, fixing and insulation protection are performed by adopting an insulating tape. However, since the voltage carried by the charged copper pipe in the submarine cable is high and the insulating capability of the adhesive tape is limited, the method for binding the adhesive tape is easy to cause personal injury and has low safety.
Disclosure of Invention
The existing sea-land cable connection method has the problem of low safety. In order to solve the problem, an embodiment of the present application provides a sea and land cable connection device, and specifically, the present application discloses the following technical solutions:
the embodiment of the application provides a sea and land cable jointing equipment, includes: the device comprises a box body, a high-voltage wire fixing block, a fiber distribution frame, a fiber coiling box, a submarine cable interface and a land cable interface;
the submarine cable interface and the land cable interface are arranged outside the box body, the submarine cable interface is used for guiding a live copper pipe in a submarine cable to be connected and a cable core inside the live copper pipe into the box body, and the land cable interface comprises a cable interface used for guiding a cable to be connected into the box body and an optical cable interface used for guiding an optical cable to be connected into the box body;
install in proper order on the inside first predetermined installation face of box the high-voltage line fixed block divide fine frame with the fine box of dish, the high-voltage line fixed block is used for the fastening to support electrified copper pipe, and will electrified copper pipe with treat that connecting cable connects, divide fine frame to be used for separating treat the butt fusion optic fibre in the cable core, the fine box of dish be used for with treat that the butt fusion optic fibre with treat that the optic fibre in the connecting cable carries out the butt fusion.
The utility model provides a sea and land cable jointing equipment, including installing the high-voltage line fixed block inside the box, divide fine frame and the fine box of dish, and install submarine cable interface and land cable interface outside the box, treat that the electrified copper pipe in the submarine cable of connecting and the inside cable core of electrified copper pipe pass through submarine cable interface and get into inside the box, treat that the connecting cable passes through inside cable interface gets into the box, fasten through high-voltage line fixed block and support electrified copper pipe, and with electrified copper pipe with treat connecting cable connection, the cable core in the electrified copper pipe separates out through dividing fine frame and treats the butt fusion optic fibre, and in the fine box of dish with treat the optic fibre in the connecting cable and carry out the butt fusion, wherein treat that the connecting cable passes through optical cable interface and get into inside the box. So, sea and land cable connecting equipment can be connected sea cable and land cable conveniently, can simply and safely conduct the high pressure of electrified copper pipe simultaneously, and the security is higher.
In one implementation, the high-voltage wire fixing block comprises an outer fixing device and an inner fixing device installed inside the outer fixing device;
the external fixing device is of a cavity structure, the bottom surface of the external fixing device is fixed on the first preset mounting surface, two first side surfaces of the external fixing device, which are parallel to each other, are symmetrically provided with first through holes, the first through holes are used for penetrating through the electrified copper pipe, the second side surface of the external fixing device is provided with second through holes, the second through holes are used for leading in the cable to be connected, the first side surface is perpendicular to the first preset mounting surface, and the second side surface is perpendicular to the first preset mounting surface and the first side surface respectively;
the inner fixing device is a metal device and is used for connecting the cable to be connected guided into the second through hole, a first channel is arranged in the inner fixing device and is parallel to the first through hole and used for fastening and supporting the electrified copper pipe penetrating through the first through hole.
In one implementation manner, the external fixing device includes a module tray and a module upper cover, the module upper cover is detachably fixed on the module tray and forms the cavity structure together with the module tray, and the first through hole and the second through hole are both opened on the module tray;
the internal fixing device comprises a fixed block base and a fixed block gland, the fixed block gland is fixed on the fixed block base through fastening screws, first grooves are formed in two contact surfaces of the fixed block gland and the fixed block base respectively, the two first grooves surround to form a first channel, a terminal of the cable to be connected is tightly connected to a target fastening screw on the fixed block gland, and the target fastening screw is the fastening screw which is closest to the second through hole in all the fastening screws.
So, the high-voltage line fixed block is fixed and is supported through outer fixing device, and interior fixing device compresses tightly electrified copper pipe through fastening screw to with the voltage that carries on the electrified copper pipe conduct through the terminal treat the connecting cable on, and then realized being connected of electrified copper pipe in the submarine cable and the cable in the bank end equipment, convenient operation, it is simple reliable, it is also comparatively safe to use.
In one implementation manner, the fiber distribution frame comprises a fiber distribution box tray fixedly mounted on the first preset mounting surface, and a fiber distribution box cover detachably connected to the fiber distribution box tray;
the optical fiber separating device is used for separating a plurality of optical fibers to be welded in the cable core, and the optical fiber outlets are used for leading out the optical fibers to be welded.
So, divide the fine frame and can classify the optic fibre in the submarine cable core according to the function to export the butt fusion optic fibre of treating of different functions from different exports, make can not influence each other between the optic fibre, also be favorable to follow-up to the optic fibre to divide the classification to handle, easy and simple to handle, the practicality is stronger.
In one implementation manner, the fiber coiling box comprises a fiber coiling box body fixedly installed on the first preset installation surface, and a fiber coiling box cover detachably connected to the fiber coiling box body;
the optical fiber splicing device comprises a fiber coiling box body and is characterized in that a first fiber coiling device, a second fiber coiling device and a fiber melting rod support are respectively arranged on the fiber coiling box body, the first fiber coiling device is used for coiling and storing optical fibers to be spliced, the second fiber coiling device is used for coiling and storing the optical fibers in optical cables to be connected, the fiber melting rod support is used for supporting a fiber melting rod, and the fiber melting rod is used for carrying out fusion splicing on the optical fibers to be spliced and the optical fibers in the optical cables to be connected.
So, the fine box of dish can be with treating that fusion splice optic fibre and the optic fibre of treating in the optical cable of connecting carry out the fusion splice, and then realize being connected of optic fibre in the submarine cable and the optical cable in the bank end equipment, use comparatively portably.
In one implementation manner, the submarine cable interface is installed on a second preset installation surface outside the box body, the cable interface and the optical cable interface are both installed on a third preset installation surface outside the box body, and the second preset installation surface is perpendicular to the first preset installation surface and is parallel to the third preset installation surface.
In one implementation manner, a first fiber bundling frame and a second fiber bundling frame are further mounted on the first preset mounting surface;
the first fiber bundle frame is installed on one side of the fiber coiling box and used for restraining the position of the optical fiber to be welded before the optical fiber to be welded enters the fiber coiling box, and the second fiber bundle frame is installed on the other side of the fiber coiling box and used for restraining the position of the optical fiber in the optical cable to be connected before the optical fiber in the optical cable to be connected enters the fiber coiling box.
Therefore, the optical fibers can be arranged and restrained in advance by the fiber bundling frame, disorder of optical fiber arrangement is avoided, distribution of the optical fibers in the box body is neat and uniform, and subsequent processing and operation are facilitated.
In one implementation manner, a guide device is further installed on the first preset installation surface, and the guide device is used for guiding the live copper pipe and the cable core after the live copper pipe and the cable core enter the box body and before the live copper pipe and the cable core enter the high-voltage wire fixing block.
In an implementation manner, a box door is further hinged to the box body, an electric control door lock is installed on the box door, and the electric control door lock is used for controlling the power supply inside the box body to be disconnected when the box door is detected to be opened.
So, the chamber door of installing automatically controlled lock can protect the inside optic fibre of box better, prevents that optic fibre from receiving the damage, can protect effectively simultaneously and keep apart the inside electrified copper pipe of box, can the auto-power-off in addition when the chamber door is opened, has greatly improved safety in utilization, avoids the bodily injury, and in addition, whole also comparatively pleasing to the eye, adaptation service environment better.
In one implementation, a warning label is mounted on the box door.
Therefore, the warning mark is arranged on the box door, so that an obvious warning effect can be achieved, and the use safety is further improved.
According to the technical scheme, the embodiment of the application provides a sea and land cable jointing equipment, including installing the high-tension line fixed block inside the box, divide fine frame and the fine box of dish, and install submarine cable interface and land cable interface outside the box, treat that the electrified copper pipe in the submarine cable of connecting and the cable core inside electrified copper pipe pass through the submarine cable interface and get into inside the box, fasten through the high-tension line fixed block and support electrified copper pipe, and with electrified copper pipe with through cable interface get into the inside cable junction of treating of box, the cable core in the electrified copper pipe separates through the fine frame of branch and treats the fusion bonding optic fibre, and in the fine box of dish with through the optic fibre that optical cable interface got into inside the optical cable of treating in the connecting cable of box carry out the fusion bonding.
The sea and land cable connecting equipment provided by the embodiment of the application can conveniently connect the sea cable with the land cable, can simply and safely conduct the high voltage with the copper pipe, has higher safety, is overall more attractive, and can better adapt to the use environment.
Drawings
In order to more clearly explain the technical solution of the present application, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious to those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic view of an application scenario according to an embodiment of the present application;
fig. 2 is a schematic overall structure diagram of a sea-land cable connection device according to an embodiment of the present application;
fig. 3a is a schematic overall structure diagram of a high-voltage wire fixing block according to an embodiment of the present disclosure;
fig. 3b is a schematic cross-sectional structure view of a high-voltage wire fixing block according to an embodiment of the present disclosure;
fig. 3c is a schematic diagram of an explosive structure of the high-voltage wire fixing block according to the embodiment of the present application;
fig. 4a is a schematic overall structure diagram of a fiber splitting frame provided in the embodiment of the present application;
fig. 4b is a schematic internal structural diagram of a fiber splitting frame provided in the embodiment of the present application;
fig. 5a is a schematic overall structure diagram of a fiber coiling box provided in an embodiment of the present application;
fig. 5b is a schematic diagram of an internal structure of a fiber coiling box provided in the embodiment of the present application;
fig. 5c is an exploded view of the optical fiber coiling box according to the embodiment of the present application;
fig. 6 is an external view schematically illustrating a sea-land cable connection device according to an embodiment of the present application.
In the figure: 1-box, 2-high-voltage wire fixing block, 21-external fixing device, 211-module tray, 212-module upper cover, 22-internal fixing device, 221-fixing block base, 222-fixing block gland, 223-fastening screw, 3-fiber distribution frame, 31-fiber distribution box tray, 311-fiber separation device, 312-fiber inlet, 313-fiber outlet, 32-fiber distribution box cover, 4-fiber distribution box, 41-fiber distribution box body, 411-first fiber distribution device, 412-second fiber distribution device, 413-fiber melting rod bracket, 42-fiber distribution box cover, 5-submarine cable interface, 6-terrestrial cable interface, 61-cable interface, 62-optical cable interface, 7-first fiber distribution frame, 8-second fiber distribution frame, 9-guiding device, 10-box door, 11-electric control door lock.
Detailed Description
In the embodiment of the present application, the submarine optical cable system refers to a communication network system formed by a plurality of communication cables. The communication cables in the system are laid on the seabed and may therefore be referred to as submarine cables. The submarine cable line can transmit optical communication signals between end stations, and the function of cross-sea area communication is achieved. Submarine cable systems, which allow long-distance communication, e.g. data communication across the ocean for tens of thousands of kilometers, comprise a plurality of underwater devices. It should be noted that the submarine cable system described in the embodiments of the present application can also be used in relatively close communication areas such as river crossing, lake crossing, etc.
Fig. 1 schematically illustrates an application scenario of an embodiment of the present application, and as shown in fig. 1, the sea-land cable connection device provided in the embodiment of the present application is used for connecting a sea cable and a land cable, so as to implement connection between a subsea device and a shore-end device.
In order to provide a sea and land cable connection device with high safety, an embodiment of the present application provides a sea and land cable connection device, fig. 2 schematically illustrates an overall structural schematic diagram of a sea and land cable connection device provided by an embodiment of the present application, and as shown in fig. 2, the sea and land cable connection device provided by an embodiment of the present application includes a box 1, a high-voltage wire fixing block 2, a fiber distribution frame 3, a fiber coiling box 4, a sea and land cable interface 5, and a land cable interface 6.
The submarine cable interface 5 and the land cable interface 6 are mounted outside the box body 1, the submarine cable interface 5 is used for guiding a live copper pipe in a submarine cable to be connected and a cable core inside the live copper pipe into the box body 1, and the land cable interface 6 comprises a cable interface 61 used for guiding a cable to be connected into the box body 1 and an optical cable interface 62 used for guiding an optical cable to be connected into the box body 1.
Install high-voltage line fixed block 2, divide fine frame 3 and the fine box 4 of dish in proper order on the first predetermined installation face of box 1 inside, high-voltage line fixed block 2 is used for the fastening to support electrified copper pipe to and with electrified copper pipe with treat that the connecting cable is connected, divide fine frame 3 to be arranged in separating the optical fiber of treating the butt fusion in the cable core, the fine box 4 of dish is arranged in will treating the optical fiber of butt fusion and treat that the optical fiber of connecting in the optical cable carries out the butt fusion.
The submarine cable to be connected sequentially comprises a cable core, a charged copper pipe wrapped around the cable core, a PE layer wrapped around the charged copper pipe and other protective layers wrapped around the PE layer from inside to outside.
It should be noted that, before entering the submarine cable interface 5, the first preset length of the other protective layers except the PE layer in the submarine cable to be connected can be stripped in advance according to the height of the submarine cable interface 5 itself and the distance from the submarine cable interface 5 to the high-voltage wire fixing block 2, and then the second preset length of the PE layer is stripped, and the difference between the first preset length and the second preset length can be equal to the height of the submarine cable interface 5 itself, so that the residual submarine cable with the PE layer enters the box body 1 from the submarine cable interface 5, so that the submarine cable interface 5 can be completely and tightly wrapped around the submarine cable with the PE layer, and the sealing effect is better played. After entering the box body 1, the electrified copper pipe is exposed until being fastened and supported on the high-voltage wire fixing block 2.
Specifically, the submarine cable interface 5 may be installed on a second preset installation surface outside the box body 1, and the cable interface 61 and the optical cable interface 62 are both installed on a third preset installation surface outside the box body 1, where the second preset installation surface is perpendicular to the first preset installation surface and parallel to the third preset installation surface.
The high-voltage wire fixing block 2 provided in the embodiment of the present application is specifically described below.
Fig. 3a illustrates an overall structure diagram of a high-voltage wire fixing block provided in an embodiment of the present application, fig. 3b illustrates a cross-sectional structure diagram of the high-voltage wire fixing block provided in an embodiment of the present application, and fig. 3c illustrates an explosion structure diagram of the high-voltage wire fixing block provided in an embodiment of the present application, and as shown in fig. 3a, fig. 3b, and fig. 3c, a high-voltage wire fixing block 2 provided in an embodiment of the present application includes an outer fixing device 21 and an inner fixing device 22 installed inside the outer fixing device 21.
Specifically, the external fixation device 21 and the internal fixation device 22 may be connected by screws.
The outer fixing device 21 is of a cavity structure, the bottom surface of the outer fixing device 21 is fixed on a first preset mounting surface, first through holes are symmetrically formed in two first side surfaces, parallel to each other, of the outer fixing device 21 and used for penetrating through a charged copper pipe, second through holes are formed in a second side surface of the outer fixing device 21 and used for guiding in cables to be connected, the first side surface is perpendicular to the first preset mounting surface, and the second side surface is perpendicular to the first preset mounting surface and the first side surface respectively.
Optionally, the cavity structure may be a rectangular cavity structure, or may be in other shapes, and is not limited specifically.
The shape of the first through hole may be a portal hole shape, or may be other shapes, and is not particularly limited.
The shape of the second through hole may be square, or may be other shapes, and is not particularly limited.
The inner fixing device 22 is a metal device and is used for connecting a cable to be connected, which is led in from the second through hole, and a first channel is arranged in the inner fixing device 22 and is parallel to the first through hole and used for fastening and supporting the live copper tube penetrating through the first through hole.
Further, the external fixing device 21 includes a module tray 211 and a module upper cover 212, the module upper cover 212 is detachably fixed on the module tray 211, and forms a cavity structure together with the module tray 211, and the first through hole and the second through hole are both opened on the module tray 211.
Specifically, the module upper cover 212 is screw-coupled to the module tray 211.
The internal fixing device 22 includes a fixed block base 221 and a fixed block pressing cover 222, the fixed block pressing cover 222 is fixed on the fixed block base 221 through a fastening screw 223, first grooves are respectively formed on two contact surfaces of the fixed block pressing cover 222 and the fixed block base 221, the two first grooves enclose a first channel, a terminal of a cable to be connected is fastened on a target fastening screw on the fixed block pressing cover 222, and the target fastening screw is the fastening screw 223 closest to the second through hole in all the fastening screws 223.
Specifically, the terminal of the cable to be connected may be pressed against the fixing block pressing cover 222 by a target fastening screw.
The fixing block base 221 may be fixed inside the module tray 211 by a fastening screw 223.
The mounting height of the fixing block pressing cover 222 can be adjusted according to the diameter of the electrified copper pipe, but the adjusting height cannot exceed the height of the cavity in the module tray 211.
The two first grooves are symmetrically arranged. Alternatively, the first channel may be diamond shaped.
The fixed block base 221 and the fixed block cover 222 are made of conductive metal materials.
It should be noted that the target fastening screw is the fastening screw 223 closest to the second through hole, and belongs to the same component as the fastening screw 223, and for the sake of clarity, the embodiment of the present application will be described by taking the fastening screw 223 closest to the second through hole as the target fastening screw.
So, adopt the high-voltage line fixed block, fixed submarine cable that gets into the box from the outside, and with two main function portions in the submarine cable, electrified copper pipe and optic fibre promptly, separate, wherein, outer fixing device is used for fixing and supporting, interior fixing device is used for compressing tightly electrified copper pipe through fastening screw, and conduct the voltage of carrying on the electrified copper pipe on waiting to connect the cable from the entering of second through-hole through the terminal, and then realized being connected of electrified copper pipe in the submarine cable and the cable in the bank end equipment, high durability and convenient operation, it is also comparatively safe to use, and coupling part adopts the screw connection, it is comparatively reliable, discharge that has avoided unreliable connection and has caused, the electric leakage phenomenon.
The fiber splitting frame 3 provided in the embodiment of the present application will be specifically described below.
Fig. 4a schematically shows an overall structure of the fiber distribution frame provided by the embodiment of the present application, and fig. 4b schematically shows an internal structure of the fiber distribution frame provided by the embodiment of the present application, and as shown in fig. 4a and fig. 4b, the fiber distribution frame 3 provided by the embodiment of the present application includes a fiber distribution box tray 31 fixedly mounted on the first preset mounting surface, and a fiber distribution box cover 32 detachably connected to the fiber distribution box tray 31.
Specifically, the fiber distribution box tray 31 and the fiber distribution box cover 32 may be detachably connected by screws.
The fiber distribution box tray 31 is respectively provided with an optical fiber separation device 311, an optical fiber inlet 312 and a plurality of optical fiber outlets 313, wherein the optical fiber inlet 312 is used for leading in the cable core, the optical fiber separation device 311 is used for separating a plurality of optical fibers to be welded in the cable core, and the optical fiber outlets 313 are used for leading out the optical fibers to be welded.
So, adopt and divide the fine frame, can classify the optic fibre in the submarine cable core according to the function to export the butt fusion optic fibre of treating of different functions from different exports, make can not influence each other between the optic fibre, be favorable to protecting optic fibre, also be favorable to follow-up to optic fibre classification type to handle, easy and simple to handle, the practicality is stronger.
The fiber cartridge 4 provided in the embodiment of the present application will be specifically described below.
Fig. 5a schematically shows an overall structure of the fiber optic cassette provided in the embodiment of the present application, fig. 5b schematically shows an internal structure of the fiber optic cassette provided in the embodiment of the present application, and fig. 5c schematically shows an exploded structure of the fiber optic cassette provided in the embodiment of the present application, and as shown in fig. 5a, fig. 5b and fig. 5c, the fiber optic cassette 4 provided in the embodiment of the present application includes a fiber optic cassette body 41 fixedly mounted on a first preset mounting surface, and a fiber optic cassette cover 42 detachably connected to the fiber optic cassette body 41.
The fiber coiling box body 41 is respectively provided with a first fiber coiling device 411, a second fiber coiling device 412 and a fiber melting rod support 413, the first fiber coiling device 411 is used for coiling and storing optical fibers to be welded, the second fiber coiling device 412 is used for coiling and storing optical fibers in optical cables to be connected, the fiber melting rod support 413 is used for supporting a fiber melting rod, and the fiber melting rod is used for welding the optical fibers to be welded and the optical fibers in the optical cables to be connected.
Specifically, the melt rod holder 413 may support a plurality of melt rods simultaneously.
So, adopt the fine box of dish, can will treat fusion spliced optic fibre and treat the optic fibre butt fusion in the optical cable of connecting, and then realize the optic fibre in the submarine cable and the optical cable's in the bank end equipment connection, it is comparatively simple and convenient to use, can also effectively protect optic fibre simultaneously.
In addition, as shown in fig. 2, in the sea and land cable connection device provided in the embodiment of the present application, a first fiber bundle frame 7 and a second fiber bundle frame 8 are further installed on the first preset installation surface of the box body 1.
The first fiber bundle frame 7 is installed on one side of the fiber coiling box 4 and used for restraining the position of the optical fiber to be welded before the optical fiber to be welded enters the fiber coiling box 4, and the second fiber bundle frame 8 is installed on the other side of the fiber coiling box 4 and used for restraining the position of the optical fiber in the optical cable to be connected before the optical fiber in the optical cable to be connected enters the fiber coiling box 4.
So, adopt to restraint fine frame, can arrange in order and restrain optic fibre in advance, avoided the mixed and disorderly of optic fibre arrangement for the distribution of the inside optic fibre of box is comparatively neatly unified, and is comparatively pleasing to the eye, is favorable to subsequent processing and operation.
In addition, as shown in fig. 2, in the sea and land cable connection device provided in the embodiment of the present application, a guiding device 9 is further installed on the first preset installation surface of the box 1, and the guiding device 9 is used for guiding the live copper pipe and the cable core after the live copper pipe and the cable core enter the box 1 and before the live copper pipe and the cable core enter the high-voltage wire fixing block 2.
The guide 9 can also be used for connecting ground wires in special types of sea cables.
In addition, as shown in fig. 2, a box door 10 is further hinged on the box body 1, an electrically controlled door lock 11 is mounted on the box door 10, and the electrically controlled door lock 11 is used for controlling the power supply inside the box body 1 to be disconnected when the opening of the box door 10 is detected.
The electrically controlled door lock 11 can also control the power inside the cabinet 1 to be turned on when the door 10 is detected to be closed.
So, adopt the chamber door of installing automatically controlled lock, can protect the inside optic fibre of box better, prevent that optic fibre from receiving the damage, can protect effectively simultaneously and keep apart the inside electrified copper pipe of box, can auto-power-off in addition when the chamber door is opened, greatly improved safety in utilization, avoid the bodily injury, in addition, whole also comparatively pleasing to the eye, adaptation service environment better.
Further, a warning mark may be mounted on the door 10. Fig. 6 is a schematic external view illustrating a sea and land cable connection device according to an embodiment of the present application, and as shown in fig. 6, a warning mark may be mounted on a mark pasting position on a surface of the box door 10 in a pasting manner.
Therefore, the warning mark is adopted to remind and warn the personnel who are possibly close to or perform related operations, and the use safety can be further improved.
The utility model provides a sea and land cable jointing equipment, including installing the high-voltage line fixed block inside the box, divide fine frame and the fine box of dish, and install submarine cable interface and land cable interface outside the box, treat that the electrified copper pipe in the submarine cable of connecting and the inside cable core of electrified copper pipe pass through submarine cable interface and get into inside the box, treat that the connecting cable passes through inside cable interface gets into the box, fasten through high-voltage line fixed block and support electrified copper pipe, and with electrified copper pipe with treat connecting cable connection, the cable core in the electrified copper pipe separates out through dividing fine frame and treats the butt fusion optic fibre, and in the fine box of dish with treat the optic fibre in the connecting cable and carry out the butt fusion, wherein treat that the connecting cable passes through optical cable interface and get into inside the box. So, whole sea and land cable connecting device can be connected sea cable and land cable conveniently, can simply and safely conduct the high pressure of electrified copper pipe simultaneously, and the security is higher, and whole also comparatively pleasing to the eye in addition, adaptation service environment better.
The above embodiments are provided to explain the purpose, technical solutions and advantages of the present application in further detail, and it should be understood that the above embodiments are merely illustrative of the present application and are not intended to limit the scope of the present application, and any modification, equivalent replacement, improvement, etc. made on the basis of the technical solutions of the present application should be included in the scope of the present application.
Claims (8)
1. A sea-land cable connection apparatus, comprising: the device comprises a box body (1), a high-voltage wire fixing block (2), a fiber dividing frame (3), a fiber coiling box (4), a submarine cable interface (5) and a land cable interface (6);
the submarine cable interface (5) and the land cable interface (6) are installed outside the box body (1), the submarine cable interface (5) is used for guiding a live copper pipe in a submarine cable to be connected and a cable core inside the live copper pipe into the box body (1), and the land cable interface (6) comprises a cable interface (61) used for guiding a cable to be connected into the box body (1) and an optical cable interface (62) used for guiding an optical cable to be connected into the box body (1);
the high-voltage wire fixing block (2), the fiber dividing frame (3) and the fiber coiling box (4) are sequentially mounted on a first preset mounting surface in the box body (1), the high-voltage wire fixing block (2) is used for fixedly supporting the electrified copper pipe and connecting the electrified copper pipe with the cable to be connected, the fiber dividing frame (3) is used for separating the optical fiber to be welded in the cable core, and the fiber coiling box (4) is used for welding the optical fiber to be welded with the optical fiber in the optical cable to be connected;
the high-voltage wire fixing block (2) comprises an outer fixing device (21) and an inner fixing device (22) arranged inside the outer fixing device (21);
the external fixing device (21) is of a cavity structure, the bottom surface of the external fixing device (21) is fixed on the first preset mounting surface, two first side surfaces, which are parallel to each other, of the external fixing device (21) are symmetrically provided with first through holes, the first through holes are used for penetrating through the electrified copper pipe, the second side surface of the external fixing device (21) is provided with second through holes, the second through holes are used for leading in the cable to be connected, the first side surface is perpendicular to the first preset mounting surface, and the second side surface is perpendicular to the first preset mounting surface and the first side surface respectively;
the inner fixing device (22) is a metal device and is used for connecting the cable to be connected guided in from the second through hole, a first channel is arranged in the inner fixing device (22), and the first channel is parallel to the first through hole and is used for fastening and supporting the electrified copper pipe penetrating through the first through hole;
the outer fixing device (21) comprises a module tray (211) and a module upper cover (212), the module upper cover (212) is detachably fixed on the module tray (211) and forms a cavity structure together with the module tray (211), and the first through hole and the second through hole are formed in the module tray (211);
the internal fixing device (22) comprises a fixed block base (221) and a fixed block pressing cover (222), the fixed block pressing cover (222) is fixed on the fixed block base (221) through a fastening screw (223), two contact surfaces of the fixed block pressing cover (222) and the fixed block base (221) are respectively provided with a first groove, the two first grooves enclose a first channel, a terminal of the cable to be connected is fixedly connected to a target fastening screw on the fixed block pressing cover (222), and the target fastening screw is the fastening screw (223) closest to the second through hole in all the fastening screws (223).
2. A sea-land cable connection apparatus according to claim 1, wherein the fiber distribution frame (3) comprises a fiber distribution box tray (31) fixedly mounted on the first preset mounting surface, and a fiber distribution box cover (32) detachably connected to the fiber distribution box tray (31);
the fiber distribution box tray (31) is provided with an optical fiber separation device (311), an optical fiber inlet (312) and a plurality of optical fiber outlets (313), the optical fiber inlet (312) is used for leading in the cable core, the optical fiber separation device (311) is used for separating a plurality of optical fibers to be welded in the cable core, and the optical fiber outlets (313) are used for leading out the optical fibers to be welded.
3. A sea-land cable connection apparatus according to claim 1, wherein the fiber coiling box (4) comprises a fiber coiling box body (41) fixedly mounted on the first preset mounting surface, and a fiber coiling box cover (42) detachably connected to the fiber coiling box body (41);
the optical fiber splicing device is characterized in that a first optical fiber coiling device (411), a second optical fiber coiling device (412) and a fiber melting rod support (413) are respectively arranged on the optical fiber coiling box body (41), the first optical fiber coiling device (411) is used for coiling optical fibers to be spliced, the second optical fiber coiling device (412) is used for coiling optical fibers in an optical cable to be connected, the fiber melting rod support (413) is used for supporting a fiber melting rod, and the fiber melting rod is used for welding the optical fibers to be spliced and the optical fibers in the optical cable to be connected.
4. Sea-land cable connection equipment according to claim 1, characterized in that said sea cable interface (5) is mounted on a second preset mounting surface external to said cabinet (1), said cable interface (61) and said optical cable interface (62) are both mounted on a third preset mounting surface external to said cabinet (1), said second preset mounting surface being perpendicular to said first preset mounting surface and parallel to said third preset mounting surface.
5. A sea-land cable connection equipment according to claim 1, wherein a first bundle of fiber frames (7) and a second bundle of fiber frames (8) are further installed on the first preset installation surface;
the first fiber bundling frame (7) is installed on one side of the fiber coiling box (4) and used for restraining the position of the optical fibers to be welded before the optical fibers to be welded enter the fiber coiling box (4), and the second fiber bundling frame (8) is installed on the other side of the fiber coiling box (4) and used for restraining the position of the optical fibers in the optical cables to be connected before the optical fibers in the optical cables to be connected enter the fiber coiling box (4).
6. The sea-land cable connection device according to claim 1, wherein a guide device (9) is further installed on the first preset installation surface, and the guide device (9) is used for guiding the electrified copper pipe and the cable core after the electrified copper pipe and the cable core enter the box body (1) and before the electrified copper pipe and the cable core enter the high-voltage wire fixing block (2).
7. A sea-land cable connection device according to claim 1, wherein a box door (10) is further hinged on the box body (1), an electric control door lock (11) is installed on the box door (10), and the electric control door lock (11) is used for controlling the power supply inside the box body (1) to be disconnected when the opening of the box door (10) is detected.
8. A sea-land cable connection apparatus according to claim 7, wherein a warning sign is mounted on the box door (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111389354.6A CN113820812B (en) | 2021-11-23 | 2021-11-23 | Sea and land cable connecting equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111389354.6A CN113820812B (en) | 2021-11-23 | 2021-11-23 | Sea and land cable connecting equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113820812A CN113820812A (en) | 2021-12-21 |
| CN113820812B true CN113820812B (en) | 2022-02-15 |
Family
ID=78918068
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111389354.6A Active CN113820812B (en) | 2021-11-23 | 2021-11-23 | Sea and land cable connecting equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113820812B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202904081U (en) * | 2012-09-14 | 2013-04-24 | 深圳市华晨通信技术有限公司 | Optical fiber distribution case |
| CN109196400A (en) * | 2016-09-30 | 2019-01-11 | 华为技术有限公司 | Optical fiber welding matches frame with module and optical fiber welding |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6340250B1 (en) * | 2000-01-24 | 2002-01-22 | Electric Motion Company, Inc. | Fiber optic shield connector |
| CN102004291B (en) * | 2010-12-19 | 2012-07-04 | 张家港鑫迪克电子科技有限公司 | Optical fiber junction terminating device |
| CN201909870U (en) * | 2010-12-29 | 2011-07-27 | 中国联合网络通信有限公司温州市分公司 | Fiber distribution box |
| CN102692689B (en) * | 2012-06-15 | 2013-09-25 | 华为技术有限公司 | Optical fiber terminal box |
| CN206757115U (en) * | 2017-03-16 | 2017-12-15 | 宁波市金泽通信设备有限公司 | A kind of two-door optical fiber distributing box |
| CN209198723U (en) * | 2018-12-19 | 2019-08-02 | 深圳市英通达光纤技术有限公司 | A kind of optical cable fiber-diving box |
| CN210779959U (en) * | 2019-11-19 | 2020-06-16 | 烽火海洋网络设备有限公司 | Shore-based photoelectric separation box |
| CN213425211U (en) * | 2020-08-28 | 2021-06-11 | 江苏精科新能源科技有限公司 | Novel cable connector for photovoltaic power generation system |
-
2021
- 2021-11-23 CN CN202111389354.6A patent/CN113820812B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202904081U (en) * | 2012-09-14 | 2013-04-24 | 深圳市华晨通信技术有限公司 | Optical fiber distribution case |
| CN109196400A (en) * | 2016-09-30 | 2019-01-11 | 华为技术有限公司 | Optical fiber welding matches frame with module and optical fiber welding |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113820812A (en) | 2021-12-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11215776B2 (en) | Power and optical fiber interface | |
| EP0328312B1 (en) | Cable closure and methods of assembling | |
| US6181861B1 (en) | Arrangement for branching a telecommunications cable containing several stranded elements with optical fibers | |
| US9343882B2 (en) | Power cable with ability to provide optical fiber upgrade | |
| US9530544B2 (en) | Shielded electrical conductor furcation assembly | |
| CN103109221A (en) | Environmentally sealed cable breakout assemblies | |
| CN105531613B (en) | Electric power and optical fiber interface | |
| CN210779959U (en) | Shore-based photoelectric separation box | |
| CN113820812B (en) | Sea and land cable connecting equipment | |
| CN215813485U (en) | Be applied to automatic middle device that continues of all insulation type OPPC of distribution network | |
| CN114114577B (en) | Photoelectric separation device for logging in of sea cable beach | |
| US20230261452A1 (en) | Management device for hybrid cable | |
| CN209765121U (en) | Modularization industrial grade fiber termination box | |
| KR20200134674A (en) | Terminal Box System For Optical Fiber and Power Line Composite Cable And Terminal Box System | |
| CN201107440Y (en) | Optical fiber composite phase conductors photoelectric insulating connection device capable of powered operating | |
| CN201429717Y (en) | Floor-type optical cable connector box | |
| WO2015192296A1 (en) | Optical-electrical composite cable system | |
| CN202149953U (en) | Optical fiber splicing accommodating protective device and mounting structure thereof | |
| CN216927188U (en) | Optical fiber box for corridor | |
| CN209895041U (en) | Railway section optical communication box | |
| CN218383378U (en) | OPGW optical cable fiber-splitting connection box with built-in plug interface | |
| CN217467291U (en) | High-speed railway tunnel cavern introduction bifurcation tail cable | |
| CN210894794U (en) | Submarine optical cable twines fine device | |
| US10948680B1 (en) | Apparatuses, systems, and methods for fiber optic communication via duct installation | |
| WO2015143646A1 (en) | Photoelectric composite cable |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |