CN209055714U - Connecting circuit for power station fiber optic communication - Google Patents

Abstract

The utility model Fiber-optic Communication In Electric Power System field discloses a kind of connecting circuit for power station fiber optic communication, connects link to reduce jumping fiber, reduces cable loss.The utility model by by conventional connections the first splice tray and the second splice tray replace with the splice tray of one-in-and-two-out form, and increase third splice tray, it is realized and is connected using one of outlet end of third splice tray and the first splice tray and the second splice tray, make the safer convenience of the connecting of OPGW optical cable, both the requirement of system had been met, the influence to system communication is avoided, and reduces the loss of optical fiber.The utility model is suitable for the fiber optic communication circuit in power station.

Description

Connecting circuit for power station fiber optic communication

Technical field

The utility model relates to power station fiber optic communication fields, in particular to for the connecting electricity of power station fiber optic communication Road.

Background technique

OPGW:Composite Fiber Opticaal Overhead Ground Wire, optical fiber composite overhead ground wire. Currently, optical fiber telecommunications system primary optical cable in power station is OPGW optical cable, access system communication in power station generally uses 2 OPGW Optical cable access, according to optical fiber telecommunications system networking requirements, which need to terminate continuous, such as figure in power station Shown in 1, conventional connecting method are as follows:

The optical cable connecting box 201,202 that two one-in-and-one-outs are set on line door type frame is often returned back out in power station, in terminal box 201, all fibre cores of OPGW optical cable 101,102 and the optical cable 301,302 that enters the station are subjected to welding on 202, every OPGW optical cable is logical The fiber cable laying that enters the station is crossed to communication device room, every fibre core is laid by tail optical fiber to fibre distribution frame 5, is matched in optical fiber The fibre core in need to connect two OPGW optical cables is connected by jumping fiber 4 on coil holder 5.

It can be seen that from above-mentioned introduction in conventional connecting method, the connecting of fibre core is in the optical fiber of communication device room Completed on distributing frame 5 by jumping fiber 4, there are the problem of are as follows:

1, in operational process, if disconnected fibre occurs in fibre core in lightguide cable link or core attenuation is excessive, fibre core is needed to change, it is necessary to arrive It is completed on communications equipment room fibre distribution frame 5 by jumping fiber 4, it is right since purposes of the operations staff to every fibre core of optical cable is unclear Entire Power Station Force system optical fiber networking structure is not known about, it is most likely that and maloperation causes power station access system communication disruption, And the normal operation of entire Power Station Force system special communication network is influenced, there are certain safe operation hidden danger；

2, increase jumping fiber 4 to connect, connector decaying increases.

Utility model content

Technical problem to be solved by the utility model is: providing a kind of connecting circuit for power station fiber optic communication, use Link is connected to reduce jumping fiber, reduces cable loss.

To solve the above problems, the technical solution adopted in the utility model is: the connecting electricity for power station fiber optic communication Road, including the first OPGW optical cable, the 2nd OPGW optical cable, the first splice tray, the second splice tray, the first light device fibre core, the second light Equipment fibre core, third splice tray, connect fibre core, first enter the station optical cable, second enter the station optical cable and fibre distribution frame；The third Splice tray is the splice tray of one-in-and-one-out form, and first splice tray and the second splice tray are the connecting of one-in-and-two-out form Box；

The input end of first splice tray is connect with the first OPGW optical cable, the first exit end of first splice tray with Described first one end for entering the station optical cable connects, and described first other end for entering the station optical cable passes through fibre distribution frame and first light The connection of equipment fibre core, the entrance end that the second outlet end of first splice tray passes through connecting fibre core and the third splice tray One of connection, the input end of second splice tray are connect with the 2nd OPGW optical cable, and the first of second splice tray goes out One end that optical cable is entered the station with described second in mouthful end is connect, described second other end for entering the station optical cable pass through fibre distribution frame with it is described The connection of second light device fibre core, the second outlet end of second splice tray by connect fibre core and the third splice tray into The connection of outlet end another one.

Further, in order to reduce the optical cable cost that enters the station, first quantity of fibre core in optical cable that enters the station is equal to the first light device The quantity of fibre core, second quantity of fibre core in optical cable that enters the station are equal to the quantity of the second light device fibre core.

The beneficial effect of utility model is: the utility model breaches the connecting mode of traditional OPGW optical cable, by will be normal The first splice tray and the second splice tray in rule wiring replace with the splice tray of one-in-and-two-out form, and increase third connecting Box is realized using one of outlet end of third splice tray and the first splice tray and the second splice tray and is connected, makes OPGW light The safer convenience of the connecting of cable, had both met the requirement of system, avoided the influence to system communication, and reduced the loss of optical fiber.

Detailed description of the invention

Fig. 1 is the hookup of conventional hydropower station optical fiber telecommunications system；

Fig. 2 is the hookup of system optical fiber communication system in the utility model.

Number in figure: 101 be the first OPGW optical cable, and 102 be the 2nd OPGW optical cable, and 201 be the first splice tray, and 202 be the Two splice trays, 203 be third splice tray, and 301 enter the station optical cable for first, and 302 enter the station optical cable for second, and 4 be jumping fiber, and 5 be optical fiber Distributing frame, 601 be the first light device fibre core, and 602 be the second light device fibre core.

Specific embodiment

In order to solve the problems, such as that the connecting of conventional hydropower station optical fiber telecommunications system in background technique exists, the utility model is adopted It with the splice tray of one-in-and-two-out, i.e., is often returned back out in power station and the optical cable connecting box of one-in-and-two-out is set on line door type frame, connect at this The fibre core of OPGW optical cable is melted according to specifically used requirement (need to connect and be not required to connect) with 2 optical cables that enter the station in wire box It connects, the fiber cable laying that enters the station that one is not required to connect is laid by tail optical fiber to fibre distribution frame supply station to communication device room Communication equipment is held to use；Suitable position of the fiber cable laying to power station convenient for operation that enter the station that another need to connect is connect by optical cable Continuous box and another optical cable welding that enters the station that need to be connected.Below in conjunction with attached drawing 2, the embodiment of the utility model is illustrated, It should be strongly noted that " connection " as described below is the connection in fiber optic communication meaning, it is not only simple physics Connection.

As shown in Fig. 2, the utility model includes the first OPGW optical cable 101, the 2nd OPGW optical cable 102, the first splice tray 201, the second splice tray 202, third splice tray 203, the first light device fibre core 601, the second light device fibre core 602, connecting fibre core 202, first enter the station optical cable 301, second enter the station optical cable 302 and fibre distribution frame 5；The third splice tray 203 is one into one The splice tray of form out, first splice tray 201 and the second splice tray 202 are the splice tray of one-in-and-two-out form；

The input end of first splice tray 201 is connect with the first OPGW optical cable 101, and the of first splice tray 201 One end that optical cable 301 is entered the station with described first in one outlet end is connect, and described first other end for entering the station optical cable 301 is matched by optical fiber Coil holder 5 is connect with the first light device fibre core 601, the second outlet end of first splice tray 201 by connect fibre core 7 with The entrance end of the third splice tray 203 one of them (such as input end of third splice tray 203) connection, described second connects The input end of continuous box 202 is connect with the 2nd OPGW optical cable 102, the first exit end of second splice tray 202 and described second It enters the station one end connection of optical cable 302, described second other end for entering the station optical cable 302 passes through fibre distribution frame 5 and second light Equipment fibre core 602 connects, and the second outlet end of second splice tray 202 is by connecting fibre core 7 and the third splice tray 203 Entrance end another one (if the second outlet end of first splice tray 201 and by connecting fibre core 7 and described the The input end of three splice trays 203 connects, then is herein the outlet end of third splice tray 203) connection.

In general, the fibre core quantity for the optical cable that enters the station in conventional hydropower station optical fiber telecommunications system shown in FIG. 1 is 24 cores, in 24 cores Light device of 8 cores for water receiving power station communicate, remaining 16 core is matched since the utility model can save optical fiber for connecing jumping fiber At coil holder jumping fiber connection, therefore in the present invention first enter the station optical cable 301, second enter the station optical cable 302 can select it is low 8 cores of cost can be met the requirements, i.e., first quantity of fibre core in optical cable 301 that enters the station is equal to the number of the first light device fibre core 601 Amount, second quantity of fibre core in optical cable 302 that enters the station are equal to the quantity of the second light device fibre core 602, thus save enter the station optical cable at This.

By comparison diagram 1 and Fig. 2 it is found that the utility model carries out the fibre core for connecting and connecing equipment by different modes Laying and welding, had both met the requirement of system, and had avoided the influence to power station communication of power system, and reduced the damage of optical fiber Consumption.

Claims (2)

1. be used for power station fiber optic communication connecting circuit, including the first OPGW optical cable, the 2nd OPGW optical cable, the first splice tray, Second splice tray, the first light device fibre core, the second light device fibre core, connect fibre core, first enter the station optical cable, second enter the station optical cable with And fibre distribution frame；It is characterized in that, further including third splice tray, the third splice tray is the connecting of one-in-and-one-out form Box, first splice tray and the second splice tray are the splice tray of one-in-and-two-out form；

The input end of first splice tray is connect with the first OPGW optical cable, the first exit end of first splice tray with it is described First one end for entering the station optical cable connects, and described first other end for entering the station optical cable passes through fibre distribution frame and first light device Fibre core connection, the second outlet end of first splice tray is by connecting the entrance end of fibre core and the third splice tray wherein One connection, the input end of second splice tray are connect with the 2nd OPGW optical cable, the first exit end of second splice tray The one end for entering the station optical cable with described second is connect, and described second other end for entering the station optical cable passes through fibre distribution frame and described second The connection of light device fibre core, the inlet and outlet that the second outlet end of second splice tray passes through connecting fibre core and the third splice tray Hold another one connection.

2. being used for the connecting circuit of power station fiber optic communication as described in claim 1, which is characterized in that first enters the station in optical cable The quantity of fibre core is equal to the quantity of the first light device fibre core, and second quantity of fibre core in optical cable that enters the station is equal to the second light device fibre core Quantity.