CN209378369U - A kind of self-extinguishing induction driving circuit - Google Patents
A kind of self-extinguishing induction driving circuit Download PDFInfo
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- CN209378369U CN209378369U CN201821727830.4U CN201821727830U CN209378369U CN 209378369 U CN209378369 U CN 209378369U CN 201821727830 U CN201821727830 U CN 201821727830U CN 209378369 U CN209378369 U CN 209378369U
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Abstract
The utility model discloses a kind of self-extinguishings to incude driving circuit, including power module, logic judgment module and starting control module；Fire signal is sent to logic judgment module by sensing device, and logic judgment module confirms fire, opens starting kit by starting control module；Sensing device includes flame infrared induction triode Q1 and capacitor C1, and logic judgment module includes comparator A1, resistance R2 and resistance R1；The normal phase input end of comparator A1 is connected with the signal output end of sensing device, is also connect by resistance R2 with power output end；The inverting input terminal of comparator A1 is connected with resistance R1.The self-extinguishing incude driving circuit can automatic sensing fire signal, fire signal is quickly confirmed and control starting kit work, can be widely applied to the extinguishing device of the small spaces such as unattended equipment place and cabinet.
Description
Technical field
The utility model belongs to technical field of fire safety, is related to a kind of self-extinguishing induction driving circuit.
Background technique
As social economy grows rapidly, various intelligent buildings and intelligent residential district emergence and various control cabinets lead to
A large amount of uses of cabinet, power distribution cabinet are believed, so that the security against fire in these unattended places becomes everybody very concern.
The driving circuit of automatic fire extinguisher currently on the market, it usually needs manual control, control system is complicated, causes
Installation cost is higher, is not suitable in the extinguishing device applied to some unattended small Space Facilities places.
Summary of the invention
The utility model intends to solve the technical problem by providing a kind of self-extinguishings to incude driving circuit, and sensing device can
Automatic sensing fire signal simultaneously transmits signals to logic judgment module, and logic judgment module quickly confirms fire, is controlled by starting
Molding block opens extinguishing device, realizes the effect of fire extinguishing.
The utility model is to be achieved through the following technical solutions:
A kind of self-extinguishing induction driving circuit, including power module, logic judgment module and starting control module；Induction
Fire signal is sent to logic judgment module by device, and logic judgment module confirms fire, is opened and is started by starting control module
Kit；
The sensing device includes flame infrared induction triode Q1 and capacitor C1, flame infrared induction triode Q1's
Base stage incudes the flame that wavelength is 760~1100 nanometers；The collector of flame infrared induction triode Q1 and one end of capacitor C1
It is connected as signal output end with logic judgment module, the emitter of flame infrared induction triode Q1 and capacitor C1's is another
End is grounded；
The logic judgment module includes comparator A1, resistance R2 and resistance R1；The normal phase input end of comparator A1 with
The signal output end of sensing device is connected, and is also connect by resistance R2 with power output end；The inverting input terminal of comparator A1
It is connected with resistance R1, resistance R1 is connected between power output end and ground terminal；The output end of comparator A1 and starting control
Module is connected.
Further, the starting control module include diode D1, triode Q2, adding thermal resistance R6 and relay JI and
Its switch K1 controlled；The base stage of triode Q2 is connected by resistance R3 and the output end of logic judgment module；Triode Q2's
Emitter is connect with one end of the anode of diode D1 and relay J1 respectively；The grounded collector of triode Q2；Diode D1
Cathode and the other end of relay J1 connect respectively with power output end；Adding thermal resistance R6 passes through switch K1, resistance R4 connection
Between power output end, power ground end；
When sensing device senses fire signal, the decline of output end output voltage；When voltage drops to comparator A1's
When below normal phase input end voltage, comparator A1 output end exports low level；After logic judgment module confirms fire signal, three
Pole pipe Q2 is switched on, and starts kit after relay J1 control switch K1 closure conducting adding thermal resistance R6, adding thermal resistance R6 fever
It is set to discharge gas.
It further, further include starting feedback indicating module, starting feedback indicating module includes Light-emitting diode LED 1；It shines
The anode of diode (LED) 1 is connect with power output end, and cathode is connect by resistance R7 with the output end of comparator A1.
Further, the power supply is three-terminal voltage-stabilizing power supply；Power output end also with the anode phase of Light-emitting diode LED 2
Connection, cathode are connect by resistance R5 with power ground end.
It further, further include internal electric source module, internal electric source module includes battery；One end of battery by switch S1 and
Power output end connection, the other end of battery are connect with power ground end.
Compared with prior art, the utility model has technical effect beneficial below:
The utility model discloses a kind of self-extinguishing incude driving circuit, including power module, logic judgment module and
Start control module；Fire signal is sent to logic judgment module by sensing device, and logic judgment module confirms fire, by starting
Control module opens starting kit.When fire signal is by flame infrared induction triode Q1 induction, three pole of flame infrared induction
The collector of pipe Q1 and transmitting voltage across poles decline；When below the normal phase input end voltage that voltage drops to comparator A1, compare
Device A1 output end exports low level, triode Q2 conducting, relay J1 control switch K1 closure conducting adding thermal resistance R6, hot spot
Combustion starting medicament, starting kit discharge gas, realize the effect of fire extinguishing.Self-extinguishing induction driving provided by the utility model
Circuit can automatic sensing fire signal, fire signal is quickly confirmed and control starting kit work, can answer extensively
Extinguishing device for small spaces such as unattended equipment place and cabinets.
Detailed description of the invention
Fig. 1 is that a kind of self-extinguishing of the utility model incudes driving circuit principle block diagram；
Fig. 2 is that a kind of self-extinguishing of the utility model incudes driving circuit figure；
Fig. 3 is a kind of structural schematic diagram of automatic fire extinguisher of the utility model；
Fig. 4 is a kind of front view of automatic fire extinguisher of the utility model.
Wherein, 101 be power module；102 be logic judgment module；103 be starting feedback indicating module；104 be starting
Control module；105 be working power indicating module；106 be internal electric source module；1 is shell, and 2 be starter, and 3 be fire extinguishing
Medicament, 4 be sealing panel, and 5 be sensing device, and 6 be starting kit, and 7 be control circuit board, and 8 be snoot, and 9 be pedestal, 10
For battery；11 be mounting hole.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing, it is described be explanation to the utility model without
It is to limit.
Referring to Fig. 1 and Fig. 2, a kind of self-extinguishing incudes driving circuit, including power module 101, logic judgment module 102
With starting control module 104；Fire signal is sent to logic judgment module 102 by sensing device 5, and logic judgment module 102 is true
Recognize fire, starting kit 6 is opened by starting control module 104；
The sensing device 5 includes flame infrared induction triode Q1 and capacitor C1, flame infrared induction triode Q1
Base stage induction wavelength be 760~1100 nanometers of flame；The one of the collector of flame infrared induction triode Q1 and capacitor C1
End is connected as signal output end with logic judgment module 102, the emitter and capacitor C1 of flame infrared induction triode Q1
The other end be grounded.
The logic judgment module 102 includes comparator A1, resistance R2 and resistance R1；The normal phase input end of comparator A1
It is connected with the signal output end of sensing device 5, is also connect by resistance R2 with power output end；The anti-phase input of comparator A1
End is connected with resistance R1, and resistance R1 is connected between power output end and ground terminal；The output end of comparator A1 and starting are controlled
Molding block 104 is connected.
Further, the starting control module 104 includes diode D1, triode Q2, adding thermal resistance R6 and relay
The JI and its switch K1 of control；The base stage of triode Q2 is connected by resistance R3 and the output end of logic judgment module；Triode
The emitter of Q2 is connect with one end of the anode of diode D1 and relay J1 respectively；The grounded collector of triode Q2；Two poles
The cathode of pipe D1 and the other end of relay J1 are connect with power output end respectively；Adding thermal resistance R6 passes through switch K1, resistance R4
It is connected between power output end, power ground end；Specifically, the triode Q2 is PNP triode.
When sensing device senses fire signal, the decline of output end output voltage；When voltage drops to comparator A1's
When below normal phase input end voltage, comparator A1 output end exports low level；After logic judgment module confirms fire signal, three
Pole pipe Q2 is switched on, and starts kit after relay J1 control switch K1 closure conducting adding thermal resistance R6, adding thermal resistance R6 fever
It is set to discharge gas.
A kind of self-extinguishing induction driving circuit provided by the utility model can be applied to automatic under left unguarded environment
Extinguishing device.Referring specifically to Fig. 3 and Fig. 4, the application provides a kind of automatic fire extinguisher, the self-extinguishing induction driving electricity
Road can be applied to the automatic fire extinguisher, which includes shell 1 and starter 2 equipped with jet port, shell 1
Interior to be filled with extinguishing medium 3, the jet port of shell 1 is sealed by sealing panel 4；Sensing device 5 is located on sealing panel 4, is opened
Dynamic device 2 includes the starting kit 6 being arranged in shell 1 and the control circuit board 7 being electrically connected with starting kit 6, described
Sensing device 5 be electrically connected with control circuit board 7；
Concrete operating principle are as follows: fire signal is incuded by sensing device 5, and fire signal is sent to control by sensing device 5
Circuit board 7, control circuit board 7 confirm that control starting kit 6 starts when fire occurs, and starting kit 6 discharges gas, to outer
When pressure reaches design pressure in shell 1, sealing panel 4 bursts, and extinguishing medium 3 is released.
Specifically, the sensing device 5 is connect by conducting wire with control circuit board 7, starting kit 6 passes through starting line
Beam is connect with control circuit board 7, and when opening the starting kit 6, the starting kit 6 can discharge a large amount of smog.Institute
The flame of 760~1100 nanometer range of wavelength can be detected by stating sensing device 5, and detection angle range is 150 °.When guard plot has
When fire behavior, sensing device 5 is for detecting flare up fire and transmitting a signal to control circuit board 7, and control circuit board 7 is by analysis
Judgement confirms fire, and control circuit board 7 is worked by starting harness control starting kit 6, and starting kit 6 releases greatly
Gas is measured, pressure increases sharply in shell 1；When reaching design pressure in shell 1, specifically, when design pressure is 0.6MPa,
The sealing panel 4 bursts, and discharges extinguishing medium 3, realizes fire extinguishing.
Specifically, the outside of the sensing device 5, which is equipped with, is embedded the snoot 8 on sealing panel 4.The snoot
8 be circular cover body structure, and the open end of snoot 8 is embedded on sealing panel 4；The material of the snoot 8 is organic glass,
The sealing panel 4 is equipped with the matched threaded hole of open end size with snoot 8, the open end of the snoot 8 it is outer
Wall is equipped with and the matched external screw thread of threaded hole.
Specifically, the automatic fire extinguisher further includes the pedestal 9 being fixedly connected with shell 1, the control circuit board 7 is set
It sets in pedestal 9；Battery 10 is additionally provided in pedestal 9, battery 10 is electrically connected with the control circuit board 7.On the pedestal 9 also
Mounting hole 11 is offered, for the automatic fire extinguisher to be fixed on installation site.The shell 1 is hemisphere structure, hemisphere
The open end of body structure is the jet port of the shell 1, i.e. the open end of hemisphere structure is sealed by the sealing panel 4,
The pedestal 9 is fixedly connected with the outer wall of hemisphere structure, and the pedestal 9 is that the automatic fire extinguisher provides a supporting role.
Referring to fig. 4, the sealing panel 4 of the automatic fire extinguisher is equipped with impression.The material of the sealing panel 4 is thin aluminium
Plate, be equipped on sealing panel 4 impression be in order to pressure is up to design pressure in shell 1 when sealing panel 4 be easier to burst.When
When pressure reaches design pressure 0.6MPa in shell 1, the explosion from impression of sealing panel 4 discharges extinguishing medium 3, thus
Realize fire extinguishing.,
Referring to 2 and Fig. 3, when fire occurs, the base stage of flame infrared induction triode Q1 absorb induction wavelength 760~
1100 nanometers of flare up fire, so that the collector of flame infrared induction triode Q1 and transmitting voltage across poles decline；Work as voltage
When dropping to the normal phase input end voltage of comparator A1 or less, comparator A1 output end exports low level, triode Q2 conducting, relay
Device J1 movement, switch K1 closure conducting adding thermal resistance R6, i.e. switch K1 connect resistive heater after being closed, starting medicine is lighted in heating
Agent, starting kit 6 release bulk gas, and pressure increases sharply in shell 1, when pressure reaches design pressure in shell 1,
Extinguishing medium 3 is released in the explosion shell 1 of sealing panel 4, realizes the effect of fire extinguishing.
It further, further include starting feedback indicating module 103, starting feedback indicating module 103 includes light emitting diode
LED1；The anode of Light-emitting diode LED 1 is connect with power output end, and cathode passes through the output end of resistance R7 and comparator A1
Connection.
Specifically, signal is transmitted to logic judgment module 102, the logic judgment when sensing device 5 detects flame
Output end exports low level after module 102 confirms fire, at this time the light emitting diode in the starting feedback indicating module 103
LED1 is glittering, while the relay J1 movement in the starting control module 104, relay J1 control switch K1 are closed to connect
Adding thermal resistance R6 connects starting medicament firing circuit, starting medicament is ignited, and starting kit 6 discharges gas, when shell 1
When interior pressure reaches design pressure, extinguishing medium 3 is released in the explosion shell 1 of sealing panel 4, realizes fire extinguishing.
Further, the power supply is three-terminal voltage-stabilizing power supply；Power output end also with the anode phase of Light-emitting diode LED 2
Connection, cathode are connect by resistance R5 with power ground end.Light-emitting diode LED 2 and resistance R5 form working power instruction
Module 105, Light-emitting diode LED 2 is lighted after power supply is connected in control circuit.
It further, further include internal electric source module 106, internal electric source module 106 includes battery 10；One end of battery 10 is logical
It crosses switch S1 to connect with power output end, the other end of battery 10 is connect with power ground end.
By above technical scheme, the utility model provides a kind of self-extinguishing induction driving circuit, including power module,
Logic judgment module and starting control module；Fire signal is sent to logic judgment module, logic judgment module by sensing device
Confirm fire, starting kit is opened by starting control module.When fire signal is by flame infrared induction triode Q1 induction, fire
The collector of flame infrared induction triode Q1 and transmitting voltage across poles decline；When voltage drops to the normal phase input end electricity of comparator A1
When pressure is following, comparator A1 output end exports low level, triode Q2 conducting, relay J1 control switch K1 closure conducting heating
Starting medicament is lighted in resistance R6, heating, and starting kit discharges gas, realizes the effect of fire extinguishing.It is provided by the utility model from
Dynamic fire extinguishing induction driving circuit can automatic sensing fire signal, fire signal is quickly confirmed and controls starting kit
Work, can be widely applied to the extinguishing device of the small spaces such as unattended equipment place and cabinet.
Example given above is to realize that the utility model preferably example, the utility model is not limited to above-mentioned implementation
Example.Those skilled in the art according to the technical characteristic of technical solutions of the utility model made it is any it is nonessential addition,
Replacement, belongs to the protection scope of the utility model.
Claims (5)
1. a kind of self-extinguishing incudes driving circuit, which is characterized in that including power module, logic judgment module and starting control
Module；Fire signal is sent to logic judgment module by sensing device, and logic judgment module confirms fire, by starting control module
Open starting kit；
The sensing device includes flame infrared induction triode Q1 and capacitor C1, the base stage of flame infrared induction triode Q1
Incude the flame that wavelength is 760~1100 nanometers；One end conduct of the collector and capacitor C1 of flame infrared induction triode Q1
Signal output end is connected with logic judgment module, and the emitter of flame infrared induction triode Q1 and the other end of capacitor C1 are equal
Ground connection；
The logic judgment module includes comparator A1, resistance R2 and resistance R1；The normal phase input end of comparator A1 and induction
The signal output end of device is connected, and is also connect by resistance R2 with power output end；The inverting input terminal and electricity of comparator A1
Resistance R1 is connected, and resistance R1 is connected between power output end and ground terminal；The output end and starting control module of comparator A1
It is connected.
2. self-extinguishing according to claim 1 incudes driving circuit, which is characterized in that the starting control module packet
Include the switch K1 of diode D1, triode Q2, adding thermal resistance R6 and relay JI and its control；The base stage of triode Q2 passes through electricity
The output end for hindering R3 and logic judgment module connects；The emitter of triode Q2 respectively with the anode of diode D1 and relay J1
One end connection；The grounded collector of triode Q2；The cathode of diode D1 and the other end of relay J1 are defeated with power supply respectively
Outlet connection；Adding thermal resistance R6 is connected between power output end, power ground end by switch K1, resistance R4；
When sensing device senses fire signal, the decline of output end output voltage；When voltage drops to the positive of comparator A1
When below input terminal voltage, comparator A1 output end exports low level；After logic judgment module confirms fire signal, triode
Q2 is switched on, and starting kit makes it after relay J1 control switch K1 closure conducting adding thermal resistance R6, adding thermal resistance R6 fever
Discharge gas.
3. self-extinguishing according to claim 1 incudes driving circuit, which is characterized in that further include starting feedback instruction mould
Block, starting feedback indicating module includes Light-emitting diode LED 1；The anode of Light-emitting diode LED 1 is connect with power output end,
Cathode is connect by resistance R7 with the output end of comparator A1.
4. self-extinguishing according to claim 1 incudes driving circuit, which is characterized in that the power supply is three-terminal voltage-stabilizing
Power supply；Power output end is also connected with the anode of Light-emitting diode LED 2, and cathode is connected by resistance R5 and power ground end
It connects.
5. self-extinguishing according to claim 1 incudes driving circuit, which is characterized in that it further include internal electric source module,
Internal electric source module includes battery；One end of battery is connect by switch S1 with power output end, the other end and power supply of battery
Ground terminal connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821727830.4U CN209378369U (en) | 2018-10-24 | 2018-10-24 | A kind of self-extinguishing induction driving circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821727830.4U CN209378369U (en) | 2018-10-24 | 2018-10-24 | A kind of self-extinguishing induction driving circuit |
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| Publication Number | Publication Date |
|---|---|
| CN209378369U true CN209378369U (en) | 2019-09-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821727830.4U Active CN209378369U (en) | 2018-10-24 | 2018-10-24 | A kind of self-extinguishing induction driving circuit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109304001A (en) * | 2018-10-24 | 2019-02-05 | 陕西聚慧消防科技有限公司 | A kind of self-extinguishing induction driving circuit |
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2018
- 2018-10-24 CN CN201821727830.4U patent/CN209378369U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109304001A (en) * | 2018-10-24 | 2019-02-05 | 陕西聚慧消防科技有限公司 | A kind of self-extinguishing induction driving circuit |
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