CN209104787U - Novel firefighting cuts nonsystematic - Google Patents

Abstract

The utility model discloses Novel firefightings to cut nonsystematic, belongs to automation field.The utility model includes controller, input/output module, breaker.Controller input terminal connects fire alarm system with communication cable, receive fire alarm system transmission cuts non-signal and fire location code, controller output end connects input/output module input terminal with communication cable, non-signal is cut to input/output module transmission, input/output module output end is connected with cable with each breaker again, the non-signal of cutting received is forwarded directly to corresponding breaker, each breaker is responsible for the power switch of some specific region, this breaker is switched to shunted condition by combining state, and it sends one and cuts non-feedback signal to input/output module, and along above-mentioned path process, backtracking transmission feeds back to fire alarm system, inoperative is cut in completion.

Description

Novel firefighting cuts nonsystematic

Technical field

The utility model relates to automation fields more particularly to fire-fighting to cut nonsystematic.

Background technique

It is rigid line control that traditional fire-fighting, which cuts nonsystematic all, and FAS in nonsystematic (fire alarm system) is cut in traditional fire-fighting Need to cut non-looping to each fire-fighting provide an active DC24V signal, for fire-fighting excision control, while each fire-fighting cut it is non- Circuit needs to feed back a passive normally-closed dry contact to FAS, so that whether FAS determination circuit is removed.

Chinese patent 201720529719.3 disclose it is a kind of non-trunk module is cut for distribution box fire-fighting, the relaying mould Block includes circuit board and shell, and the circuit board is equipped with intermediate relay KA, first resistor R1, second resistance R2, fuse FU, the first indicator light HR, the second indicator light HG, forceful electric power connecting terminal block and light current connecting terminal block；

In the detachable mounting circuit boards of shell, the forceful electric power connecting terminal block is equipped with terminal L, terminal N, end Sub- A1, terminal A2, terminal F11 and terminal F12, one end of the fuse FU are connect with terminal L, the other end of fuse FU It is connect with main contacts one end of the one end second resistance R2, intermediate relay KA, the other end of the second resistance R2 passes through first Indicator light HR is connect with terminal N, terminal A1, and the main contacts other end of intermediate relay KA is connect with terminal A2, terminal L and terminal The connection of N connection AC220V power supply；

The light current connecting terminal block is equipped with positive terminal, negative terminal, terminal F1 and terminal F2, the positive terminal DC24V power supply, the main coil one of one end of the first resistor R1 and positive terminal, intermediate relay KA are connected with negative terminal The main coil other end of end connection, the intermediate relay KA connects negative terminal, the first resistor R1 other end and second Indicator light HG connection, the second indicator light HG other end are connect with negative terminal, terminal F1 connection terminal F11, terminal F2 company Connecting terminal F12.

The technical solution of this documents connects alternating current 220V forceful electric power other than distribution box, and the trunk module in distribution box is only DC24V DC power supply is accessed, separating for forceful electric power and light current is realized, although enhancing safety, due to being responsible for cutting non-action Trunk module still rely on DC24V power work, therefore cut non-reliability and command range and do not obtain substantive raising.

This technical solution has the disadvantages that.

1. control voltage only has DC24V, command range be must not be too far away.

2. signal is easy to be disturbed since FAS is light current, in order to avoid signal interference, needed in cable laying special Pipeline.Difficulty of construction increases, and maintenance cost increases, also increases to the technical requirements of construction personnel, be unfavorable for the dimension in later period Shield and maintenance.

3. being unfavorable for later period extension (if the later period will increase fire-fighting and cut non-looping, to need to lay secondary control again Line).

Summary of the invention

The technical problems to be solved in the utility model is to overcome the deficiencies of the prior art and provide Novel firefighting to cut nonsystematic.

Specifically, in order to solve the above-mentioned technical problem, the technical solution adopted in the utility model is as follows: the system includes Controller, input/output module, breaker；Controller input terminal connects fire alarm system with communication cable, receives fire report What alert system was sent cuts non-signal and fire location code, and controller output end communication cable connects input/output module and inputs Non-signal is cut to input/output module transmission in end, and input/output module output end is connected with cable with each breaker again, will The non-signal of cutting received is forwarded directly to corresponding breaker, and the power supply that each breaker is responsible for some specific region is opened It closes, this breaker is switched to shunted condition by combining state, and sends one and cut non-feedback signal to input/output module, and edge Above-mentioned path process, backtracking transmission feed back to fire alarm system, and inoperative is cut in completion.

Further, the controller and fire alarm system standoff distance are more than 1000 meters, then select optical cable to connect, and two End uses PDH plesiochronous digital optical transmitter and receiver point-to-point connection, carries out photoelectric signal transformation.

Further, the controller has multiple and is distributed in different places, then selects optical cable to connect, and each end uses SDH synchronous digital optical transmitter and receiver forms looped network, carries out photoelectric signal transformation.

Further, the fine unidirectional path protection ring (PP ring) of each end SDH synchronous digital optical transmitter and receiver composition two.

Further, the controller is PLC programmable logic controller (PLC).

Further, the input/output module is substituted by intelligence instrument.

The beneficial effects of the utility model are as follows:

1. command range is remote, control mode can be transmitted using optical fiber, tens kilometers can be transmitted；

2. high reliablity: using ring-like network structure, communication network has self-healing ability；

3. scalability is strong: expanding flexibly, if the later period needs to increase fire-fighting and cuts non-looping, only need circuit from the side and one Communication line；

4. easy to maintain: FAS to power distribution cabinet only has an optical fiber or connection, and later period maintenance is simple and convenient, at low cost；

Detailed description of the invention

Fig. 1 is that nonsystematic network is cut in fire-fighting.

Fig. 2 is that non-scheme quadratic diagram is cut in fire-fighting.

Fig. 3 is PDH point to point network topological diagram.

Fig. 4 is the fine unidirectional path protection ring network topological diagram of SDH two.

Figure label: 1-fire alarm system, 2-controllers, 3-input/output modules, 4-breakers, 5-open circuits Device shunt circuit, 6-breaker Combining Circuits, 7-PDH plesiochronous digital optical transmitter and receivers, 8-SDH synchronous digital optical transmitter and receivers；

Specific embodiment

The utility model is described in further detail with reference to the accompanying drawings and detailed description.

As shown in Figure 1, Novel firefighting cuts nonsystematic, including controller 2, input/output module 3, breaker 4, controller 2 Input terminal communication cable connects fire alarm system 1, and it is defeated that 2 output end of controller communication cable connects input/output module 3 Enter end, 3 output end of input/output module uses cable to be connected with each breaker again.It is specific that each breaker 4 is responsible for some The power switch in region, each breaker 4 can be assigned a corresponding position code and IP address, and correspondence is stored in control Inside device 2 processed.After fire alarm system 1 is connected to fire alarm signal, it can be judged to need which cuts off according to fire location The power supply at a position will cut non-signal by communication cable and fire location code is sent to 2 signal input part of controller, control After what device 2 received that fire alarm system 1 sends cuts non-signal and fire location code, found relatively according to position code rapidly The IP address answered, and then judge to need which breaker sending to cut non-signal to.Then the corresponding output end of controller 2 is just Non-signal is cut to the transmission of this corresponding IP address of breaker 4.

As shown in Fig. 2, input/output module 3 is forwarded directly to corresponding breaker 4 after receiving this signal, this open circuit Device 4 is switched to shunted condition 5 by combining state 6 at once, and breaker shunt circuit 5 retransmits one and cuts non-feedback signal to input Output module 3, and along above-mentioned path process, backtracking transmission feeds back to fire alarm system 1, and inoperative is cut in completion.

As shown in figure 3, fire alarm system 1 and controller 2 be not in same building object, standoff distance is more than 1000 meters, Then optical cable is selected to connect, both ends use 7 point-to-point connection of PDH plesiochronous digital optical transmitter and receiver, photoelectric signal transformation are carried out, to realize Non- function is cut in fire-fighting.

As shown in figure 4, if fire-fighting is cut nonsystematic and is mounted on inside multiple buildings and not in same place, that is to say, that control Device 2 processed has multiple and is distributed in different places, also selects optical cable connection, and each end is formed using SDH synchronous digital optical transmitter and receiver 8 Looped network carries out photoelectric signal transformation, cuts non-function to realize that a fire alarm system 1 controls more set controllers 2 progress fire-fightings Energy.

Each end SDH synchronous digital optical transmitter and receiver 8 can form two fine unidirectional path protection rings (PP ring), when certain optical cable is disconnected When splitting, entire two fine unidirectional path protection ring nets are switched immediately, and according to SDH system protection principle, switching can be in 50ms It completes, will not influence fire-fighting and cut the transmission of nonsystematic signal.

Controller 2 can use PLC programmable logic controller (PLC).

Input/output module 3 can also be substituted by intelligence instrument.

The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art Art personnel can also make several improvements and modifications without departing from the concept of the premise utility, these improvements and modifications Also it should be regarded as in scope of protection of the utility model.

Claims (6)

1. Novel firefighting cuts nonsystematic, which is characterized in that the system includes controller, input/output module, breaker；Controller Input terminal connects fire alarm system with communication cable, and receive fire alarm system transmission cuts non-signal and fire location generation Code, controller output end connect input/output module input terminal with communication cable, cut non-signal to input/output module transmission, defeated Enter output module output end to be connected with cable with each breaker again, the non-signal of cutting received is forwarded directly to corresponding break Road device, each breaker are responsible for the power switch of some specific region, this breaker is switched to branch shape by combining state State, and send one and cut non-feedback signal to input/output module, and along above-mentioned path process, backtracking transmission feeds back to fire Inoperative is cut in calamity alarm system, completion.

2. Novel firefighting according to claim 1 cuts nonsystematic, it is characterised in that: the controller and fire alarm system Standoff distance is more than 1000 meters, then selects optical cable to connect, and both ends use PDH plesiochronous digital optical transmitter and receiver point-to-point connection, is carried out Photoelectric signal transformation.

3. Novel firefighting according to claim 1 cuts nonsystematic, it is characterised in that: the controller has multiple and is distributed in Different places, then select optical cable to connect, and each end forms looped network using SDH synchronous digital optical transmitter and receiver, carries out photoelectric signal transformation.

4. Novel firefighting according to claim 3 cuts nonsystematic, it is characterised in that: each end SDH synchronous digital light end The fine unidirectional path protection ring of machine composition two.

5. Novel firefighting according to claim 1 cuts nonsystematic, it is characterised in that: the controller, which is that PLC is programmable, patrols Collect controller.

6. Novel firefighting according to claim 1 cuts nonsystematic, it is characterised in that: the input/output module is by Intelligent Instrument Table substitution.