Meet the maintenance telephone system of domestic nuclear power plant's use demand
Technical field
The invention belongs to nuclear power plant's fields of communication technology, and in particular to a kind of maintenance for meeting domestic nuclear power plant's use demand
Telephone system.
Background technology
It is less for meeting the special product of domestic nuclear power plant's maintenance phone at present, typically using sound power telephone or general
It takes on the telephone replacement, it is difficult to meet the actual demand of nuclear power plant's site examining and repairing.Although sound power telephone with off host and passive can make
With, but limited be subject to speech range and call function, it can only be under small range, such as the occasions such as naval vessel, small-sized workshop
Using, and can not achieve point to point call;Although plain old telephone speech range is farther out, it can generally reach 5~6Km, it is general
Telephone exchange or other host equipments must be relied on to use for energization phone, it is necessary to additional distribution, once lose power supply or phone
After host equipment is exchanged because of a variety of causes paralysis, ordinary telephone set can not just use.
The content of the invention
It is an object of the invention to provide a kind of maintenance telephone system for meeting domestic nuclear power plant's use demand, to meet core
Power plant operations staff still ensures that work, system after losing external power to communication distance length, the system that maintenance telephone system proposes
The demands such as feature-rich.
In order to achieve the above objectives, the technical solution used in the present invention is:
A kind of maintenance telephone system for meeting domestic nuclear power plant's use demand including maintenance telephone system host, answers racing
Connect case, wall call socket, Portable overhaul telephone terminal, cablehead;Overhaul all user's lines of telephone system host
And each emergency loop line of emergent transfer box is connected to wiring row, then by service cable by user's line and emergency loop line
It is connected to cablehead, each pair user line in cablehead is respectively connected to each wall by telephone wire using star fashion
The normal mode jack of dress call socket, the emergency loop line in cablehead should using bus mode by telephone wire
The contingency mode jack of all wall call sockets is carried out and connect in anxious circuit;Portable overhaul telephone terminal is according to Working mould
Formula, including normal mode jack/contingency mode jack corresponding to normal mode/contingency mode connection wall call socket
It completes connection and carries out call conversation.
The maintenance telephone system host determines host capacity according to onsite user's number of terminals, i.e., can under normal mode of operation
The number of users of maintenance telephone terminal is connect, host capacity can be optional from 16 lines to 1536 lines;Under the environment stablized in supply of electric power,
Maintenance telephone system may operate at normal mode of operation, also referred to as there is host mode.
The emergent transfer box is connected different emergency loop multi-taps by one or more patchcord of meeting an urgent need
It connects, realizes the switching between two or more emergency loops, two or more pieces emergency loop is made to interconnect.
The wall call socket is the interface linkage interface of maintenance telephone terminal, and it is whole to use maintenance phone in each needs
Wall call socket is installed in the place at end, each wall call socket include there are two or more than two jacks, wherein at least
There are 1 normal mode jack and 1 contingency mode jack, each normal mode jack is final by a pair of independent communication cable
The subscriber's line circuit of maintenance telephone system host is connected to, all contingency mode jacks under an emergency loop pass through a pair of of communication
The corresponding circuit socket of emergent transfer box is ultimately connected to after cable parallel connection, whole system can be according to by the scene of repair apparatus
Environment uses multiple emergency loops, two or more can will be met an urgent need using one or more emergent patchcord by emergent transfer box
Circuit is interconnected, and realizes calling and communication between different emergency loops.
The Portable overhaul telephone terminal is the terminal device of entire maintenance telephone system, and the terminal is according to live specific
Situation can be operated in normal mode or contingency mode, when maintenance telephone system host power supply is stable and scene needs are multipair
It may be used at normal mode when independently conversing between maintenance telephone terminal and is connected to normal mode jack;When host because power-off or
The terminal is operable with contingency mode and is connected to contingency mode jack, detachment system during other a variety of causes cisco unity malfunctions
Host communicates with the foundation of other Portable overhaul telephone terminals.
The maintenance telephone system host includes double copies regulated power supply, host frame, maintenance terminal, wiring row, mainframe;
Double copies regulated power supply output -48V DC power supplies are connected to host frame by power cord to be responsible for each in host frame
Circuit board is powered;Maintenance terminal establishes data communication using data cable and host frame, to monitor operational state of mainframe or to host
It is configured maintenance;Each user's line is connected to wiring by office cable and arranged by host frame;Double copies regulated power supply, host frame,
Maintenance terminal, wiring row, emergent transfer box are installed in mainframe;
Host frame:For motherboard subrack structure, all kinds of required circuit boards are directly inserted in corresponding slot position, different types of electricity
Road plate has misplug-proof structure, prevents wrong plug slot bit loss bad circuit board;
Maintenance terminal:For overhauling, the correlation function of telephone system host is set and system detectio is safeguarded;
Emergent transfer box:Across the inspection under circuit and other emergency loops during for overhauling under telephone terminal emergency pattern
Repair the interconnecting device of telephone terminal call conversation;
Wiring is arranged:For wiring connection, circuit over-current over-voltage protection and the emergent mould of each user under normal mode
The wiring connection of each emergency loop and over-current over-voltage protection under formula;
Mainframe:19 cun of standards of standard, built-in double copies regulated power supply, host frame, maintenance terminal, wiring are arranged, answer racing
Connect case;
Telephone system wiring is overhauled as star wiring and bus-type mixing wire laying mode, wherein normal mode connection is star
Shape connects up, and emergency communication line connects up for bus-type;Each wall call socket at least contains 1 normal mode jack and 1
Contingency mode jack, each normal mode jack are connected to host by 1 pair of normal communication line;Speech range can under normal mode
More than 5Km;Each contingency mode jack passes through the emergent mould in 1 pair of emergent connection and this emergency loop on other call sockets
Formula jack simultaneously connects, and is ultimately connected to corresponding emergency loop jack on emergent transfer box;Case of emergency speech range can
More than 10Km.
The emergent transfer box according to live emergency loop quantity N be equipped with N*2 emergency loop multi-tap, i.e., each
Emergency loop is equipped with 2 and the emergency loop multi-tap connect;Emergent patchcord:The emergency loop of different emergency loops is transferred
Socket after emergent patchcord connection by can be realized interconnecting for the two emergency loops.
The wall call socket needs to include at least 1 normal mode jack and 1 contingency mode jack according to scene;
Normal mode jack is connected to maintenance telephone system host subscriber port, when maintenance electricity with Green Marker by normal communication line
Maintenance telephone terminal connecting line should be inserted into the jack by telephone terminal when working in normal mode, and overhauling telephone terminal at this time will rely on
Telephone system host work is overhauled, realizes point-to-point or point-to-multipoint call conversation;Contingency mode jack is passed through with red-label
Contingency mode jack in same emergency loop is connected to accordingly should for emergent transfer box by emergency communication line by parallel way
Anxious circuit multi-tap.
The Portable overhaul telephone terminal includes:
Headset socket:It is conversed for being inserted into special headset using headset mode;
Telephone line terminal:For the connection of telephone wire, connect after telephone for special use connecting line according to required operating mode
Telephone line plug is inserted into wall telephone socket corresponding jack;
Operating mode switchs:For maintenance telephone terminal to be selected to work in normal mode or contingency mode;
Repeating switchs:It can select to use when maintenance telephone terminal is being conversed feel that called volume is less than normal at a distance, with
Enhance In Call;
Ringer volume switchs:Telephone terminal ringer volume is overhauled for adjusting;
Dialing keyboard:It is exhaled for overhauling the hair bell under exhalation dialing or contingency mode under telephone terminal normal mode
Go out;
Talking handle:Maintenance telephone terminal send called receptor, built-in transmitter, receiver and holds key;
Hold key:To prevent maintenance telephone terminal from surrounding enviroment noise is reached call pair by transmitter during called
Side, equipped with holding key on talking handle, usually transmitter will be bypassed, it is impossible to send out voice, when speech, which needs to pin, holds key
Voice can be sent out.
Having the beneficial effect that acquired by the present invention:
The maintenance telephone system of the present invention for meeting domestic nuclear power plant's use demand can meet when working in normal mode
256 couples of users establish calling and converse simultaneously, can also initiate group calls or simultaneous call meet it is mutual between multiple users
It converses, is overhauled under normal mode and use its distance of the communication cable of 0.5 line footpath that can farthest surpass between telephone terminal and system host
Cross 5km.Overhauled under contingency mode telephone terminal can detachment system host call other maintenance telephone terminals in this emergency loop,
It can also be by calling the maintenance telephone terminal in other emergency loops after transfer box switching of meeting an urgent need, while call or converse online
Maintenance terminal quantity can be more than 10, according to the communication cable of 0.5 line footpath, its farthest communication distance can be more than under contingency mode
10km。
System support has two kinds of working methods of host and off host, corresponding to normal mode as described below and meets an urgent need
Pattern;Terminal possesses the dual-tone dialing of ordinary telephone set, ring, the basic function of call;Terminal is in the case where connecting host mode
Can be achieved point-to-point, point-to-multipoint with, simultaneous call, tone information and message look into auditory function;Terminal can depart from host and independently transport
Row, terminal use three classes telephone wire that can realize long distance call, the emergency communication energy of call more than 10km in the emergency mode
Power;Terminal can realize that the human relay working between multiloop is conversed when departing from host operation by transfer box;Terminal can pass through headset
Or handle mode is conversed, wherein handle call has transmitter bypass functionality;Terminal shatter-resistant, anti-drop industrial design.
Description of the drawings
Fig. 1 is maintenance telephone system topological diagram;
Fig. 2 is maintenance telephone system host schematic diagram;
Fig. 3 is emergent transfer box schematic diagram;
Fig. 4 is wall call socket schematic diagram;
Fig. 5 is maintenance telephone terminal schematic diagram;
In figure:1st, telephone system host is overhauled;2nd, emergent transfer box;3rd, wall call socket;4th, Portable overhaul phone
Terminal;5th, cablehead;101st, double copies regulated power supply;102nd, host frame;103rd, maintenance terminal;104th, wiring is arranged;105、
Mainframe;201st, emergency loop multi-tap;202nd, emergent patchcord;301st, normal mode jack;302nd, contingency mode jack;
401st, headset socket;402nd, telephone line terminal;403rd, operating mode switchs;404th, repeating switchs;405th, ringer volume switchs;
406th, dialing keyboard;407th, talking handle;408th, key is held.
Specific embodiment
The present invention is described in detail with specific embodiment below in conjunction with the accompanying drawings.
As shown in Figure 1, the maintenance telephone system of the present invention for meeting domestic nuclear power plant's use demand includes maintenance phone
System host 1, emergent transfer box 2, wall call socket 3, Portable overhaul telephone terminal 4, cablehead 5;
It overhauls all user's lines of telephone system host 1 and each emergency loop line of emergent transfer box 2 and passes through intra-office electricity
Cable is connected to wiring row 104, then user's line and emergency loop line are connected to cablehead 5, cable by service cable
Each pair user line in junction box 5 is respectively connected to the normal mode of each wall call socket 3 by telephone wire using star fashion
Formula jack 301, emergency loop line in cablehead 5 is by telephone wire using bus mode by all walls in this emergency loop
The contingency mode jack 302 of dress call socket 3 is carried out and connect.Portable overhaul telephone terminal 4 is then according to operating mode (normal mode
Formula/contingency mode) connection wall call socket 3 corresponding to jack (301/ contingency mode jack 302 of normal mode jack) i.e.
It can complete connection and carry out call conversation.
Maintenance telephone system host 1 determines host capacity according to onsite user's number of terminals, i.e., can be connect under normal mode of operation
The number of users of telephone terminal is overhauled, host capacity can be optional from 16 lines to 1536 lines.Under the environment stablized in supply of electric power, inspection
It repaiies telephone system and may operate at normal mode of operation, also referred to as there is host mode.
Emergent transfer box 2 is carried out different emergency loop multi-taps 201 by one or more patchcord 202 of meeting an urgent need
Connection, realizes the switching between two or more emergency loops, two or more pieces emergency loop is made to interconnect.
Wall call socket 3 is the interface linkage interface of maintenance telephone terminal 4, needs to use maintenance telephone terminal each
Place wall call socket 3 is installed, each wall call socket 3 include there are two or more than two jacks, wherein at least
There are 1 normal mode jack 301 and 1 contingency mode jack 302, as shown in figure 4, each normal mode jack 301 passes through one
It is ultimately connected to the subscriber's line circuit of maintenance telephone system host 1 to independent communication cable, all under an emergency loop should
Anxious pattern jack 302 is entire to be by being ultimately connected to the corresponding circuit socket of emergent transfer box 2 after a pair of of communication cable parallel connection
System, using multiple emergency loops, one or more can be used by emergent transfer box 2 according to by the site environment of repair apparatus
Emergent patchcord 202 can interconnect two or more emergency loops, realize the calling and communication between different emergency loops.
Portable overhaul telephone terminal 4 is the terminal device of entire maintenance telephone system, and the terminal is according to the specific feelings in scene
Condition can be operated in normal mode or contingency mode, when maintenance 1 supply of electric power of telephone system host is stable and scene needs are multipair
It may be used at normal mode when independently conversing between maintenance telephone terminal and is connected to normal mode jack 301;When host is because disconnected
The terminal is operable with contingency mode and is connected to contingency mode jack 302 when electricity or other a variety of causes cisco unity malfunctions,
Detachment system host 1 communicates with the foundation of other Portable overhaul telephone terminals 4.
As shown in Fig. 2, maintenance telephone system host 1 includes double copies regulated power supply 101, host frame 102, maintenance terminal
103rd, wiring row 104, mainframe 105;
Double copies regulated power supply 101, which exports -48V DC power supplies and is connected to host frame 102 by power cord, to be responsible for host
Each circuit board power supply in frame;Maintenance terminal 103 establishes data communication using data cable and host frame 102, to monitor that host is run
State is configured host maintenance;Each user's line is connected to wiring row 104 by host frame 102 by office cable.It is double standby
Part regulated power supply 101, host frame 102, maintenance terminal 103, wiring row 104, emergent transfer box 2 are installed in mainframe 105.
Host frame 102:For motherboard subrack structure, all kinds of required circuit boards are directly inserted in corresponding slot position, different type
Circuit board have misplug-proof structure, prevent wrong plug slot bit loss bad circuit board.Mainly there are master control borad (double plate heat in host frame 102
It is standby), sub-control plate, user's plate, relay plate, Universal Power etc., motherboard has exterior I/O communication interfaces, safeguarded eventually for connecting
The external equipments such as end, control keyboard.
Maintenance terminal 103:The correlation function setting and system detectio for being mainly used for overhauling telephone system host 1 are safeguarded.
Emergent transfer box 2:Across circuit and other emergency loops when being mainly used for overhauling under 4 emergency pattern of telephone terminal
Under maintenance 4 call conversation of telephone terminal interconnecting device.
Wiring row 104:For the wiring connection of each user under normal mode, circuit over-current over-voltage protection and meet an urgent need
The wiring connection of each emergency loop and over-current over-voltage protection under pattern.
Mainframe 105:19 cun of standards of standard, built-in double copies regulated power supply 101, host frame 102, are matched somebody with somebody at maintenance terminal 103
Line row 104, emergent transfer box 2.
Telephone system wiring is overhauled as star wiring and bus-type mixing wire laying mode, wherein normal mode connection is star
Shape connects up, and emergency communication line connects up for bus-type.Each wall call socket 3 at least contains 1 301 He of normal mode jack
1 contingency mode jack 302, each normal mode jack are connected to host by 1 pair of normal communication line.It converses under normal mode
Distance can be more than 5Km;Each contingency mode jack 302 passes through other call sockets in 1 pair of emergent connection and this emergency loop
On contingency mode jack and connect, and be ultimately connected to corresponding emergency loop jack on emergent transfer box.Case of emergency
Speech range can be more than 10Km.
As shown in figure 3, emergency loop multi-tap 201:Emergent transfer box 2 is equipped with N*2 according to live emergency loop quantity N
A emergency loop multi-tap 201, i.e. each emergency loop are equipped with 2 and the emergency loop multi-tap 201 connect.Answer racing
Wiring 202:This can be realized after the emergency loop multi-tap 201 of different emergency loops is connected by emergent patchcord 202
Two emergency loops interconnect.
As shown in figure 4, wall is conversed, socket 3 needs to include at least 1 normal mode jack 301 according to scene and 1 should
Anxious pattern jack 302.
Normal mode jack 301:With Green Marker, maintenance telephone system generally is connected to by normal communication line for the jack
Maintenance 4 connecting line of telephone terminal should be inserted into this and inserted when overhauling telephone terminal 4 and work in normal mode by 1 user port of host
Hole, overhauling telephone terminal 4 at this time will rely on maintenance telephone system host 1 to work, and realize point-to-point or point-to-multipoint call conversation.
Contingency mode jack 302:The jack, will be in same emergency loop by emergency communication line generally with red-label
Contingency mode jack 302 is connected to the corresponding emergency loop multi-tap of emergent transfer box 2 by parallel way.
As shown in figure 5, the headset socket 401 of Portable overhaul telephone terminal 4:Headset side is used for being inserted into special headset
Formula is conversed.
Telephone line terminal 402:For the connection of telephone wire, connect after telephone for special use connecting line according to required Working mould
Telephone line plug is inserted into wall telephone socket corresponding jack by formula.
Operating mode switch 403:For maintenance telephone terminal 4 to be selected to work in normal mode or contingency mode.
Repeating switch 404:When maintenance telephone terminal 4 can select to make when remote call feels that called volume is less than normal
With to enhance In Call.
Ringer volume switch 405:4 ringer volume of telephone terminal is overhauled for adjusting.
Dialing keyboard 406:For overhauling the hair bell under exhalation dialing or contingency mode under 4 normal mode of telephone terminal
Exhalation.
Talking handle 407:Maintenance telephone terminal 4 send called receptor, built-in transmitter, receiver and holds key 408.
Hold key 408:To prevent that it is logical that maintenance telephone terminal 4 from being reached by transmitter surrounding enviroment noise during called
Other side is talked about, equipped with holding key 408 on talking handle, usually transmitter will be bypassed, it is impossible to send out voice, when speech needs to pin
Voice could be sent out by holding key 408.
In a specific embodiment, wall call socket 3 is distributed in 10 regions in the system, we are by each region
It is laid out as an emergency loop.The normal jack 301 in wall call socket 3 in each region passes through telephone wire → cable respectively
5 → communication cable of junction box → wiring row 104 is connected to the relative users port of system host, each normal mode jack 301
A telephone number is distributed, i.e., the circuit of each normal mode jack 301 is independent.And wall in each emergency loop
Contingency mode jack 302 in call socket 3 by communication cable and connects rear or splice connection → wiring in cablehead 5
The respective branch wire connection terminal of row 104 → extremely emergent transfer box, so the contingency mode jack 302 in each circuit are physically
All interconnect.
The operating mode of system is divided into two kinds of normal mode and contingency mode, and both of which can both be independently operated, or can
To use simultaneously.
Normal mode works:In the normal mode, it should determine that maintenance telephone system host 1 is working properly first, will overhaul
The operating mode switch 403 of telephone terminal 4 is threaded to normal mode, and the telephone connection column 402 of maintenance telephone terminal 4 by connecing
The normal mode jack 301 of telephone socket 3 is overhauled on line plug insertion wall, can be listened after 407 off-hook of maintenance telephone relation handle
To dialing tone, using dialing keyboard 406 by called phone number, maintenance telephone terminal 4 should also be inserted in maintenance telephone socket 3 at this time
Normal jack 301 in and overhaul telephone terminal 4 and work in after normal mode and can hear ring-back tone, called terminal ringing is called to pluck
It is pinned after machine and holds key 408 and can converse.If desired for carrying out group calls or simultaneous call and can dial corresponding group wailing or generally calling number,
Maintenance telephone system host 1 can accordingly be called according to dialling the number.When in communication process if you need to use telephone ear microphone
Headset need to be only inserted into the earphone jack 401 of maintenance telephone terminal 4.
Overhaul telephone system host 1 power off or because other reasons cause host that cannot work when can be used contingency mode into
Row call conversation.It can depart from host when contingency mode works to converse, detailed process is as follows:
It opens maintenance 4 battery sleeve of telephone terminal and is packed into three No. 1 batteries of section, by maintenance 4 operating mode of telephone terminal switch
403 are threaded to contingency mode, and the telephone connection column 402 of maintenance telephone terminal 4 is inserted into maintenance phone on wall by connection plug and is inserted
The contingency mode jack 302 of seat 3 lifts after talking handle 407 by the call button on dialing keyboard 406, at this time in same branch
Other terminals 4 being inserted in emergent jack 302 of road start ring, can converse after off-hook.It is such as inserted in same emergent
Terminal on circuit has multiple, these terminals meeting ring simultaneously, can also be paid attention to the class simultaneously after off-hook.Telephone terminal 4 is overhauled emergent
Pattern is equally supported to communicate using telephone ear microphone when working.Only it need to use emergent connecting line 202 that will transfer if desired for across branch communication
Converse two emergency loop multi-taps 201 is needed to be attached on case, 10 emergency loops are divided into this project, are permitted
Perhaps 10 emergency loops all connect, and can also partly connect.When not connected by emergent transfer box 2, each circuit is
One independent speech channel, the call on each circuit do not affect the communication of other branches.
System can also both of which work at the same time, mutual when working does not influence, and maintenance telephone system is only should be noted in use
The mode switch 403 of host 1 is threaded to corresponding operating mode, when overhaul telephone terminal 1 be operated in normal mode when can only
By phone insertion normal mode jack 301, can only be inserted into phone when maintenance telephone system host 1 is operated in contingency mode should
Anxious jack 302, it is abnormal that when wrong plug, can cause maintenance telephone system host 1 to work, but will not c maintenance telephone system master
Machine 1.