CN102614613B - Superfine dry powder fire extinguishing device and electric trigger device of fire extinguishing device - Google Patents
Superfine dry powder fire extinguishing device and electric trigger device of fire extinguishing device Download PDFInfo
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- CN102614613B CN102614613B CN201210109172.3A CN201210109172A CN102614613B CN 102614613 B CN102614613 B CN 102614613B CN 201210109172 A CN201210109172 A CN 201210109172A CN 102614613 B CN102614613 B CN 102614613B
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- 239000000843 powder Substances 0.000 title claims abstract description 20
- 238000010438 heat treatment Methods 0.000 claims abstract description 43
- 239000003999 initiator Substances 0.000 claims description 103
- 239000003814 drug Substances 0.000 claims description 43
- 238000009434 installation Methods 0.000 claims description 18
- 238000000034 method Methods 0.000 description 5
- 230000005611 electricity Effects 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- 239000000443 aerosol Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000003618 dip coating Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Abstract
The invention provides an electric trigger device of a fire extinguishing device. By disposing a signal processing device between a connecting wire and a heating wire, an electrical connection circuit of the connecting wire and the heating wire is disconnected, and the connection circuit of the connecting wire and the heating wire is connected again after a fire signal is confirmed by a microprocessor chip in the signal processing device so that interference of electromagnetic signals or strong electrical signals in the circuit to the electric trigger device is avoided. The invention further provides a superfine dry powder fire extinguishing device with the electric trigger device structure of the fire extinguishing device, which resolves the problem that starting current in the circuit is overlarge when a plurality of electric trigger devices are started simultaneously.
Description
Technical field
The present invention relates to fire-fighting equipment technical field, more particularly, relate to the electric initiator of a kind of ultrafine dry powder extinguishing installation and extinguishing device.
Background technology
The startup of extinguishing device generally has following several mode:
1) temp sensing type: as temperature sensing glass ball and fusible link, makes structural support destroy unstability by the change experiencing temperature, thus spraying fire-extinguishing agent.Define technical requirement and the test method of sprinkler tip in GB5135.1-2003 national standard, wherein also comprise technical requirement and the test method of temperature sensing glass ball and fusible link.
2) electromagnetic type: as magnetic valve, by way of electromagnetic induction, under the effect of electromagnetic force, makes extinguishing chemical spray out.
3) electrothermal: as the electric initiator in People's Republic of China (PRC) industry standards of public safety GA 499.1-2004 " GAFES ", be heat energy by electric energy conversion, makes extinguishing chemical or the burning of burning medicament, produces and expand thus spraying fire-extinguishing agent.General aerosol fire-extinguishing device is exactly that profit starts in this way.
Number of patent application 2009101584875 discloses a kind of extinguishing device, and its starting drive is exactly a kind of starter of electrothermal electricity initiator and the combination of temperature-sensitive glass envelope.
The starting drive of prior art all works alone, and when obtaining enabled instruction, by enough electric currents, will automatically start.This starting drive can not carry out data exchange with control system, and in the long-term monitor procedure of extinguishing device, if burst random failure, control system is known nothing.In case of a fault, once fire alarm occurs, the startup of system just cannot ensure, must not obtain safely and ensures.
As follows with the operation principle that electric initiator is starting drive:
As shown in Figure 1, Fig. 1 is the structural representation of electric initiator in prior art.A kind of starting current of electric initiator of typical electrical hot type starting drive is generally not less than 500 milliamperes, load about 4 ohm, normally between two wires 1, be connected with heating wire 2, heating wire 2 surface is soaked with the higher medicament of temperature susceplibility 11, the surface of heating wire 2 is wrapped in again with burning medicament and oxidant mixture 12, the damp-proof layers such as the dry rear outer surface dip-coating Polyester Paint of mixture 12, just form electric initiator.Time between wire 1 by certain electric current, electrothermal wire heating, ignite medicament 11 after temperature, then mixture 12 is lighted, and starts extinguishing device after forming high temperature high heat.
Whether the electric initiator of prior art is completely by starting by electric current between wire, and this electric current can be very short electric current, as long as even Millisecond.And controller and extinguishing device are usually comparatively far away, corresponding conductor length is also just very long, so be disturbed than being easier to, as electromagnetic interference such as large-size machine start and stop, electric welding machine operations, also has the possibility of misoperation under the interference of thunder and lightning.Particularly be destroyed at wire insulation, even also all existed by the possibility artificially abutting against forceful electric power.
On the other hand, when large space fire, will start multiple fire-extinguishing apparatus, so that the concentration of extinguishing chemical reaches the requirement of specification, this just needs multiple electric initiator to start simultaneously, will inevitably cause the problem that starting current is too large simultaneously.Such as start 100 electric initiator, if adopt connected mode in parallel, starting current will reach 50 amperes, obviously too large simultaneously.Even adopt connection in series-parallel and connected mode start, for DC24V power supply, every 10 electric initiator series connection is a road, and series resistance is about 40 ohm, starting current about 0.5 ampere.Then 10 tunnels are in parallel again, the minimum like this electric current also wanting 5 amperes.Consider the internal resistance (approximately with 4 ohm of calculating) of wire and power supply, if will reach 5 Ampere currents, the voltage drop on wire and power supply will reach 20V, so almost can not realize.And reliability reduces after series connection, if there is an electric initiator fault, the electric initiator on the whole circuit of impact all can not be started.
Therefore, how avoiding in circuit electromagnetic signal or forceful electric power signal to the interference of electric initiator, and solve multiple electric initiator further and start the problem that in the circuit caused, starting current is excessive simultaneously, is current those skilled in the art's problem demanding prompt solution.
Summary of the invention
In view of this, the invention provides a kind of electric initiator of extinguishing device, to avoid in circuit electromagnetic signal or forceful electric power signal to the interference of electric initiator.Present invention also offers a kind of extinguishing device, start to solve multiple electric initiator further the problem that in the circuit caused, starting current is excessive simultaneously.
In order to achieve the above object, the invention provides following technical scheme:
A kind of electric initiator of extinguishing device, comprise and connect wire and heating wire, the surface of described heating wire is provided with the first medicament, the surface of described first medicament is provided with the second medicament, also comprise signal processing apparatus, the input of described signal processing apparatus is connected with described heating wire with the described wire that is connected respectively with output;
Described signal processing apparatus comprises:
To the acquisition module that fire signal gathers;
Carry out confirming and the microprocessor chip of transtation mission circuit connection signal to described fire signal;
With after the described circuit ON signal of reception, described in conducting, connect the Executive Module of wire and described heating wire.
Preferably, in the electric initiator of above-mentioned extinguishing device, described Executive Module is the electron tube being controlled connection by described microprocessor chip.
Preferably, in the electric initiator of above-mentioned extinguishing device, described signal processing apparatus and described first medicament are wrapped up integral formula structure by described second medicament.
Preferably, in the electric initiator of above-mentioned extinguishing device, described signal processing apparatus also comprises the address module corresponding with the generation address of fire signal.
Preferably, in the electric initiator of above-mentioned extinguishing device, described address module is be preset in the digital ID address that described signal processing device is set up.
Preferably, in the electric initiator of above-mentioned extinguishing device, described signal processing device is set to integrated circuit.
A kind of ultrafine dry powder extinguishing installation, the multiple electric initiator comprising controller He be attached thereto, multiple described electric initiator are the electric initiator of extinguishing device as discussed.
Preferably, in above-mentioned ultrafine dry powder extinguishing installation, described controller is connected with multiple described initiator by bus.
Preferably, in above-mentioned ultrafine dry powder extinguishing installation, the digital ID address of any two described electric initiator is different.
The electric initiator of extinguishing device provided by the invention, comprise and connect wire, heating wire and connecting the signal processing apparatus arranged between wire and heating wire, the surface of heating wire is disposed with the first medicament and the second medicament, connect wire to be connected with the input of signal processing apparatus, heating wire connects into the output of signal processing apparatus.Signal processing apparatus comprises acquisition module, microprocessor chip and Executive Module, electricity initiator is after receiving fire signal, fire signal is input in signal processing apparatus by connecting wire, acquisition module gathers fire signal and fire signal is passed to microprocessor chip, microprocessor chip receives this fire signal and confirms fire signal, after confirming fire signal, transtation mission circuit connection signal is to Executive Module, Executive Module conducting connects wire and heating wire, heating wire is obtained electric, heating wire obtains electric rear heating and to ignite respectively the first medicament and the second medicament, thus the electric initiator of extinguishing device is triggered.By signalization treating apparatus between connection wire and heating wire, the electrical connection circuit connecting wire and heating wire disconnects by it, and the electric conduction heated filament again after fire signal is confirmed of the micro treatment module in signal processing apparatus, thus to avoid in circuit electromagnetic signal or forceful electric power signal to the interference of electric initiator.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of electric initiator in prior art;
The structural representation of the electric initiator of the extinguishing device that Fig. 2 provides for the present embodiment;
The structural representation of the electric initiator of the extinguishing device of the integral type that Fig. 3 provides for the present embodiment;
The line schematic diagram of the ultrafine dry powder extinguishing installation that Fig. 4 provides for the present embodiment.
Detailed description of the invention
The invention discloses a kind of electric initiator of extinguishing device, to avoid in circuit electromagnetic signal or forceful electric power signal to the interference of electric initiator.Present invention also offers a kind of extinguishing device, solve multiple electric initiator further and start the problem that in the circuit caused, starting current is excessive simultaneously.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, carry out clear, complete description to the technical scheme in the embodiment of the present invention, obviously, described fact Example is only the present invention's part fact Example, instead of whole embodiments.Based on embodiments of the invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
As shown in Figure 2, the structural representation of the electric initiator of extinguishing device that provides for the present embodiment of Fig. 2.
Present embodiments provide a kind of electric initiator of extinguishing device, comprise and connect wire 3, heating wire 5 and signalization treating apparatus 4 between connection wire 3 and heating wire 5, the surface of heating wire 5 is disposed with the first medicament 21 and the second medicament 22, the first loop connecting wire 3 place is connected with the input of signal processing apparatus 4, and heating wire 5 connects into the output of signal processing apparatus 4.Signal processing apparatus 4 comprises acquisition module, micro-chip processor and Executive Module, and acquisition module gathers fire signal and fire signal is passed to microprocessor chip, after microprocessor chip confirms fire signal, and transtation mission circuit connection signal.Executive Module receiving circuit connection signal, and electric conduction heated filament 5 be connected wire 3, make heating wire 5 electric.
The course of work of the electric initiator of the extinguishing device that the present embodiment provides is as follows:
The electric initiator of extinguishing device is after receiving fire signal, fire signal is by connecting wire 3, be input in signal processing apparatus 4, acquisition module gathers fire signal and fire signal is passed to microprocessor chip, microprocessor chip confirms fire signal, and transtation mission circuit connection signal is to Executive Module after confirming fire signal, Executive Module electric conduction heated filament 5 and be connected wire 3, makes heating wire 5 must be electric.Heating wire 5 electric after to ignite respectively the first medicament 21 and the second medicament 22, thus the electric initiator of extinguishing device is triggered.
The electric initiator of the extinguishing device that the present embodiment provides, by signalization treating apparatus 4 between connection wire 3 and heating wire 5, connection wire 3 and heating wire 5 are arranged electrical connection circuit and disconnect by it, and the micro treatment module in signal processing apparatus 4 after fire signal is confirmed again electric conduction heated filament 5 be connected wire 3, thus to avoid in circuit electromagnetic signal or forceful electric power signal to the interference of electric initiator.
In order to optimize technique scheme further, in the extinguishing device that the present embodiment provides, Executive Module is the electron tube being controlled connection by microprocessor chip.Microprocessor is the integrated circuit of programmable, and its all miniaturization of components is in one or a few blocks integrated circuit.Microprocessor can accept coded command in its one end or multiterminal, performs this instruction and exports the signal describing its state.The microprocessor chip that the present embodiment provides has the functions such as storage, computing, judgement and communication, and it is after the enabled instruction receiving fire signal, can drive the load being not less than 500mA.
After the electric initiator of extinguishing device confirms fire signal, now fire signal has become the enabling signal of the electric initiator of extinguishing device, microprocessor chip controls electron tube and connects, connect wire 3 and heating wire 5 conducting, heating wire 5 generates heat, and when heating wire reaches the ignition temperature of the first medicament 21, the first medicament 21 is ignited, and then the second medicament 22 being arranged at the first medicament surface is ignited, electric initiator starts.
As shown in Figure 3, the structural representation of the electric initiator of the extinguishing device of integral type that provides for the present embodiment of Fig. 3.
In the electric initiator of the extinguishing device of the integral type provided at the present embodiment, signal processing apparatus 34 and the first medicament 31 are rolled into integral structure by the second medicament 32.Electricity initiator upon actuation, first medicament 21 and the second medicament 34 are all lighted, when the second medicament is only arranged on the first medicament outside, namely, when second medicament 22 of the first medicament 21 and parcel the first medicament 21 is only set respectively in the outside of heating wire 5, only damage can be caused to heating wire 5 after first medicament 21 and the second medicament 22 burn, and can not signal processing apparatus 4 be had an impact, thus signal processing apparatus 4 can be reused, after electric initiator starts, only need change rear electric initiator to heating wire 5 position and can proceed to use.
When the second medicament 32 is wrapped in the outside of signal processing apparatus 34 and the first medicament 31, when being bundled together by signal processing apparatus 4 and heating wire 35, open without the need to cutting off between signal processing apparatus 34 and heating wire 35, namely without the need to reserving the safe space of the first medicament 31 and the burning of the second medicament 32, although may burn signal processing apparatus 34 when the first medicament 31 and the second medicament 32 burn, but the electric initiator of integral structure decreases the wiring between signal processing apparatus 34 and heating wire 35, thus improve the reliability of electric initiator use.Meanwhile, the electric initiator of integral structure significantly reduces the size of self.
In order to optimize technique scheme further, in the electric initiator that the present embodiment provides, signal processing apparatus also comprises the address module corresponding with the generation address of fire signal.Extinguishing device is provided with multiple electric initiator in different places, after the control system of extinguishing device receives fire signal, according to the interlock programming preset, send fire signal to the electric initiator corresponding with fire address, this fire signal is the enabling signal of electric initiator.Be arranged on the module for realizing positioning function that address module that signal processing device is set up is fire address.
Concrete, address module is be preset in the digital ID address that signal processing device is set up.By being set up at signal processing device, digital ID address is set, namely each signal processing apparatus is provided with respective address information, then when controller sends fire signal to signal processing apparatus, the position of each electric initiator can be determined according to the difference of digital ID address, and can realize carrying out independent control to different electric initiator.
Signal processing apparatus is set to integrated circuit.Integrated circuit can by module integrations such as micro treatment module, Executive Module and address modules in one piece of surface-mounted integrated circuit, and utilize that integrated circuit volume is little, lightweight, lead-out wire and the feature such as pad is few, electric initiator can be made to have reliability high, the feature that can be mass-produced.
As shown in Figure 4, the line schematic diagram of ultrafine dry powder extinguishing installation that provides for the present embodiment of Fig. 4.
Based on the electric initiator of the extinguishing device provided in above-described embodiment, present invention also offers a kind of ultrafine dry powder extinguishing installation, the multiple electric initiator 6 comprising controller 8 and be connected with controller 8, the electric initiator of extinguishing device of the electric initiator that this ultrafine dry powder extinguishing installation is provided with for providing in above-described embodiment.
Because this ultrafine dry powder extinguishing installation have employed the electric initiator of the extinguishing device of above-described embodiment, so the beneficial effect that this ultrafine dry powder extinguishing installation is brought by the electric initiator of extinguishing device please refer to above-described embodiment.
In the ultrafine dry powder extinguishing installation that the present embodiment provides, in the environment of large space, controller 8 is connected with the electric initiator 6 of multiple extinguishing device by bus 7.Controller 8 can be managed by the electric initiator 6 of bussing technique to multiple extinguishing device, and can by each electric initiator 6, the first path be connected with electric initiator 6 reads the fault-signal of electric initiator short circuit or open circuit, thus the running status of controller to the electric initiator of extinguishing device can be utilized to monitor, ensure that the security of ultrafine dry powder extinguishing installation in start-up course.
The digital ID address of the electric initiator 6 of any two extinguishing devices is all different, namely the digital ID address of the electric initiator of each extinguishing device is unique, then controller 8 can preset different control programs according to each electric initiator 6, as arranged the electric initiator according to the signal enabling of the fire address multiple digital ID address corresponding with fire address, and control multiple electric initiator time delay sequence starting, because the start-up time of each electric initiator staggers mutually, thus avoid multiple electric initiator when starting simultaneously, the problem that in circuit, electric current is excessive, ensure that the security that ultrafine dry powder extinguishing installation starts.The time of delayed startup can reach Millisecond according to the bit wide setting of different controllers and electric initiator, and to match the start-up time of electric initiator.
The electric initiator 6 of multiple extinguishing device is parallel on controller by bus 7, therefore controller must carry out according to agreement the various operations of each electric initiator, and basic operating protocol can be: electric initiator (transmission the reset pulse)-sending function order-transmission storage operation order-process data initializing all extinguishing devices.When whole ultrafine dry powder extinguishing installation system initialization completes, all electric initiator be connected with controller all can be registered on controller.If when any one electric initiator breaks down, controller cannot detect the digital ID address of this electric initiator, therefore can monitor the fault of electric initiator easily, improve the reliability of startup.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (8)
1. the electric initiator of an extinguishing device, comprise and connect wire (3) and heating wire (5), the surface of described heating wire (5) is provided with the first medicament (21), the surface of described first medicament (21) is provided with the second medicament (22), it is characterized in that, also comprise signal processing apparatus (4), the input of described signal processing apparatus (4) is connected with described heating wire (5) with the described wire (3) that is connected respectively with output;
Described signal processing apparatus (4) comprising:
To the acquisition module that fire signal gathers;
Carry out confirming and the microprocessor chip of transtation mission circuit connection signal to described fire signal;
With after the described circuit ON signal of reception, described in conducting, connect the Executive Module of wire (3) and described heating wire (5);
Described signal processing apparatus (4) also comprises the address module corresponding with the generation address of fire signal; Described signal processing apparatus is connected with the control system of the extinguishing device receiving fire signal.
2. the electric initiator of extinguishing device according to claim 1, is characterized in that, described Executive Module is the electron tube being controlled connection by described microprocessor chip.
3. the electric initiator of extinguishing device according to claim 1, is characterized in that, described signal processing apparatus (34) and described first medicament (31) are rolled into integral structure by described second medicament (32).
4. the electric initiator of extinguishing device according to claim 1, is characterized in that, described address module is be preset in the digital ID address that described signal processing device is set up.
5. the electric initiator of extinguishing device according to claim 1, is characterized in that, described signal processing device is set to integrated circuit.
6. a ultrafine dry powder extinguishing installation, the multiple electric initiator (6) comprising controller (8) and be attached thereto, it is characterized in that, multiple described electric initiator (6) is the electric initiator as the extinguishing device in claim 1-5 as described in any one.
7. ultrafine dry powder extinguishing installation according to claim 6, is characterized in that, described controller (8) is connected with multiple described electric initiator (6) by bus (7).
8. ultrafine dry powder extinguishing installation according to claim 7, is characterized in that, the digital ID address of any two described electric initiator (6) is different.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210109172.3A CN102614613B (en) | 2012-04-13 | 2012-04-13 | Superfine dry powder fire extinguishing device and electric trigger device of fire extinguishing device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210109172.3A CN102614613B (en) | 2012-04-13 | 2012-04-13 | Superfine dry powder fire extinguishing device and electric trigger device of fire extinguishing device |
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| Publication Number | Publication Date |
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| CN102614613A CN102614613A (en) | 2012-08-01 |
| CN102614613B true CN102614613B (en) | 2015-02-11 |
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| CN201210109172.3A Active CN102614613B (en) | 2012-04-13 | 2012-04-13 | Superfine dry powder fire extinguishing device and electric trigger device of fire extinguishing device |
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| CN105498121A (en) * | 2016-01-26 | 2016-04-20 | 山东华硕能源科技有限公司 | Vehicle-mounted flame-retardant explosion suppression device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2514861Y (en) * | 2001-12-21 | 2002-10-09 | 沈阳市通适达自动灭火技术有限公司 | Enclosed water spray fire extinguisher |
| CN201070502Y (en) * | 2007-01-05 | 2008-06-11 | 陕西坚瑞化工有限责任公司 | Bidirectional horizontal spray type airosol fire-extinguishing equipment |
| CN201840803U (en) * | 2010-08-25 | 2011-05-25 | 华伟 | Automatic fire extinguishing system for automobiles |
-
2012
- 2012-04-13 CN CN201210109172.3A patent/CN102614613B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2514861Y (en) * | 2001-12-21 | 2002-10-09 | 沈阳市通适达自动灭火技术有限公司 | Enclosed water spray fire extinguisher |
| CN201070502Y (en) * | 2007-01-05 | 2008-06-11 | 陕西坚瑞化工有限责任公司 | Bidirectional horizontal spray type airosol fire-extinguishing equipment |
| CN201840803U (en) * | 2010-08-25 | 2011-05-25 | 华伟 | Automatic fire extinguishing system for automobiles |
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