CN110085004B - Combustible gas detection alarm self-starting fan control system - Google Patents
Combustible gas detection alarm self-starting fan control system Download PDFInfo
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- CN110085004B CN110085004B CN201910386490.6A CN201910386490A CN110085004B CN 110085004 B CN110085004 B CN 110085004B CN 201910386490 A CN201910386490 A CN 201910386490A CN 110085004 B CN110085004 B CN 110085004B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/008—Stop safety or alarm devices, e.g. stop-and-go control; Disposition of check-valves
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
- G08B21/12—Alarms for ensuring the safety of persons responsive to undesired emission of substances, e.g. pollution alarms
- G08B21/16—Combustible gas alarms
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Health & Medical Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Emergency Alarm Devices (AREA)
- Control Of Positive-Displacement Air Blowers (AREA)
Abstract
The invention discloses a combustible gas detection alarm self-starting fan control system which comprises a controller U1, a buzzer alarm module, a gas detection sensing module, an electromagnetic control module and a fan Y, wherein the buzzer alarm module comprises a buzzer BL, a triode Q4 and a triode Q5, the electromagnetic control module comprises a relay J, the gas detection sensing module comprises a sensor U2 and a capacitor C4, a pin 7 of a controller U1 is grounded, a pin 6 of the controller U1 is respectively connected with a resistor R10, a cathode of a diode D7 and a resistor R17, and the other end of the resistor R10 is connected with an anode of a light emitting diode LED. The invention can be additionally arranged on a common fan, after a circuit of the device detects dangerous gas, the device is linked with the controller, the buzzer is started, the electromagnetic switch is started, the fan is automatically started, and under the condition of dangerous gas leakage, the danger can be automatically eliminated.
Description
Technical Field
The invention relates to a self-starting fan device, in particular to a combustible gas detection alarm self-starting fan control system.
Background
The conventional blower is usually used in the occasions needing to exhaust indoor air, and is manually turned on by personnel according to needs or automatically turned on by setting time. The ventilation device is used in places needing ventilation and air exhaust, is reliable and universal, and has strong controllability, but if dangerous gas occurs on site, the dangerous gas is not easy to be perceived by people, or when no people are in the site, safety accidents are easy to occur. Especially in the possible situation that dangerous gas leaks in household combustible natural gas (kitchen) and factory buildings, including other places where the dangerous gas is easy to leak, the traditional fan can only exhaust manually or regularly, however, when real danger occurs, the traditional fan is too defensive, and therefore, a combustible gas detection alarm self-starting fan control system is provided.
Disclosure of Invention
The invention aims to provide a combustible gas detection alarm self-starting fan control system to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a combustible gas detection alarm self-starting fan control system comprises a controller U1, a buzzer alarm module, a gas detection sensing module, an electromagnetic control module and a fan Y, wherein the buzzer alarm module comprises a buzzer BL, a triode Q4 and a triode Q5, the electromagnetic control module comprises a relay J, the gas detection sensing module comprises a sensor U2 and a capacitor C4, a pin 7 of the controller U1 is grounded, the pin 6 of the controller U1 is respectively connected with a resistor R10, a cathode of a diode D7 and a resistor R17, the other end of the resistor R10 is connected with an anode of a light emitting diode LED, a cathode of the light emitting diode LED is connected with a resistor R11, the other end of the resistor R11 is respectively connected with a resistor R4 and a pin 3 of the controller U1, the other end of the resistor R4 is respectively connected with a capacitor C8 and a resistor R5, the other end of the resistor R5 is respectively connected with an anode of a diode D9 and a pin 1, the other end of the capacitor C8 is respectively connected with a pin, the other end of the resistor R6 is connected with an emitter of a triode Q6, a collector of the triode Q6 is respectively connected with a collector of the triode Q6, one end of a buzzer BL, a capacitor C6, a resistor R6 and a pin 3 of a sensor U6, a base of the triode Q6 is connected with the other end of the buzzer BL, the emitter of the triode Q6 is connected with the other end of the resistor R6, a base of the triode Q6 is respectively connected with an anode of a diode D6 and a pin 1 of a relay J, a cathode of the diode D6 is respectively connected with a pin 4 of the relay J, a pin 2 of the sensor U6, a pin 4 of the sensor U6, a pin 6 of the resistor R6, a pin 5 of the controller U6, a capacitor C6, an anode of the diode D6, an inductor L6 and a cathode of the resistor R6, the other end of the resistor R6 is respectively connected with the other end of the resistor R6, an anode of the diode D6, a capacitor C6, a pin 72, the other end of the resistor R is respectively connected with the anode of a diode D, the other end of the capacitor C and a pin 9 of a controller U, a pin 8 of the controller U is respectively connected with a pin 13 of the controller U, the cathode of the diode D and a pin R of the resistor R, the other end of the resistor R is connected with an emitting electrode of a triode Q, the base electrode of the triode Q is respectively connected with the emitting electrode of the triode Q and a pin R of the resistor R, the other end of the resistor R is connected with the sliding end of a potentiometer F, one fixed end of the potentiometer F is connected with the resistor R, the other end of the resistor R is respectively connected with a collector electrode of the triode Q, the base electrode of the triode Q is connected with the other end of the resistor R, the other end of the resistor R is respectively connected with the other end of an inductor L, the cathode of the, rectifier bridge D1 pin 1 connects relay J pin 5, key switch SW1 and key switch SW3 respectively, and bulb L is connected to key switch SW1 other end, and the electric capacity C9, fan Y pin 3 and rectifier bridge D1 pin 2 are connected respectively to the bulb L other end, and fan Y pin 2 connects key switch SW3 other end and relay J pin 3 respectively, and electric capacity C9 other end is connected to fan Y pin 4, relay J pin 2 connects key switch SW2, and fan Y pin 1 is connected to key switch SW2 other end.
As a further scheme of the invention: the controller U1 employs a 74HC 04.
As a further scheme of the invention: the sensor U2 employs MQ-4.
As a further scheme of the invention: the rectifier bridge D1 employs MB 10S.
As a further scheme of the invention: the type of the relay J is SRD-03 VDC-SL-C.
As a further scheme of the invention: the model of the fan Y is XDC-180W.
Compared with the prior art, the invention has the beneficial effects that: the invention can be additionally arranged on a common fan, after a circuit of the device detects dangerous gas, the device is linked with the controller, the buzzer is started, the electromagnetic switch is started, the fan is automatically started, and under the condition of dangerous gas leakage, the danger can be automatically eliminated.
Drawings
FIG. 1 is a schematic diagram of an electrical control system of a combustible gas detection alarm self-starting fan control system;
fig. 2 is a circuit schematic diagram of a combustible gas detection alarm self-starting fan control system.
FIG. 3 is an enlarged, fragmentary view of the upper left side of FIG. 2;
FIG. 4 is an enlarged partial view of the upper right side of FIG. 2;
fig. 5 is a partially enlarged view of the lower portion of fig. 2.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 5, in the embodiment of the present invention, a combustible gas detection alarm self-starting fan control system includes a controller U1, a buzzer alarm module, a gas detection sensing module, an electromagnetic control module and a fan Y, where the buzzer alarm module includes a buzzer BL, a triode Q4 and a triode Q5, the electromagnetic control module includes a relay J, the gas detection sensing module includes a sensor U2 and a capacitor C4, a pin 7 of the controller U1 is grounded, a pin 6 of the controller U1 is respectively connected to a negative electrode of a resistor R10, a negative electrode of a diode D7 and a resistor R17, the other end of the resistor R10 is connected to an anode of a light emitting diode LED, a negative electrode of the light emitting diode LED is connected to a resistor R11, the other end of the resistor R11 is respectively connected to a pin 3 of a resistor R4 and a pin 3 of the controller U1, the other end of the resistor R4 is respectively connected to a capacitor C8 and a resistor R5, the other end of the, the other end of the capacitor C8 is connected with a pin 4 of a controller U1 and a resistor R6 respectively, the other end of the resistor R6 is connected with an emitter of a triode Q4, a collector of a triode Q4 is connected with a collector of a triode Q5, one end of a buzzer BL, a capacitor C5, a resistor R5 and a pin 3 of a sensor U5 respectively, a base of the triode Q5 is connected with the other end of the buzzer BL, an emitter of the triode Q5 is connected with the other end of the resistor R5, a base of the triode Q5 is connected with an anode of a diode D5 and a pin 1 of a relay J respectively, a cathode of the diode D5 is connected with a pin 4 of the relay J, a pin 2 of the sensor U5, a pin 4 of the sensor U5, a pin 6 of the sensor U5, a positive electrode of the resistor R5, a pin 5 of the controller U5, a capacitor C5, an anode of the diode D5, an inductor L5 and a pin R5, the other end of, The LED lamp comprises a resistor R, a diode D cathode, a capacitor C and a controller U pin 14, wherein the other end of the resistor R is connected with a diode D anode, the other end of the capacitor C and a controller U pin 9 respectively, a controller U pin 8 is connected with a controller U pin 13, a diode D cathode and a resistor R respectively, the other end of the resistor R is connected with a triode Q emitter, a triode Q base is connected with a triode Q emitter and a resistor R respectively, the other end of the resistor R is connected with a potentiometer F sliding end, a fixed end of the potentiometer F is connected with the resistor R, the other end of the resistor R is connected with a triode Q collector, the capacitor C and a triode Q collector respectively, the triode Q base is connected with the other end of the resistor R, a rectifier bridge D pin 3 is connected with the other end of the capacitor C and the triode Q emitter, The LED fan comprises a diode D3 cathode, a diode D2 cathode and a capacitor C2, the other end of the capacitor C2 is connected with a triode Q1 collector, a rectifier bridge D1 pin 1 is respectively connected with a relay J pin 5, a key switch SW1 and a key switch SW3, the other end of the key switch SW1 is connected with a bulb L, the other end of the bulb L is respectively connected with a capacitor C9, a fan Y pin 3 and a rectifier bridge D1 pin 2, the fan Y pin 2 is respectively connected with the other end of a key switch SW3 and the relay J pin 3, the fan Y pin 4 is connected with the other end of the capacitor C9, the relay J pin 2 is connected with a key switch SW2, and the other end of the key switch SW 2; the controller U1 employs a 74HC 04; the sensor U2 adopts MQ-4; the rectifier bridge D1 adopts MB 10S; the type of the relay J is SRD-03 VDC-SL-C; the type of the fan Y is XDC-180W, and the fan Y can also adopt fans of different types and different power according to the field condition.
The working principle of the invention is as follows: the sensor U2 pin 3 touches the buzzer, the potentiometer F01 controls the sensitivity of the sensor U2 probe, when the sensor U2 probe detects combustible gas, the controller U1 pin 3 gives a signal to the LED to give an alarm, and simultaneously the relay J is triggered to attract the fan Y to start, the fan Y discharges the combustible gas until the sensor U2 detects safe concentration, and the fan Y stops rotating.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (1)
1. The utility model provides a combustible gas detects warning self-starting fan control system, includes controller U1, buzzing alarm module, gaseous detection sensing module, electromagnetic control module and fan Y, its characterized in that: the buzzer alarm module comprises a buzzer BL, a triode Q4 and a triode Q5, the electromagnetic control module comprises a relay J, the gas detection sensing module comprises a sensor U2 and a capacitor C4, a pin 7 of the controller U1 is grounded, a pin 6 of the controller U1 is respectively connected with a negative electrode of a resistor R10, a negative electrode of a diode D7 and a resistor R17, the other end of the resistor R10 is connected with an anode of a light emitting diode LED, the cathode of the light emitting diode LED is connected with a resistor R11, the other end of the resistor R11 is respectively connected with a resistor R4 and a pin 3 of the controller U1, the other end of the resistor R4 is respectively connected with a capacitor C8 and a resistor R5, the other end of the resistor R5 is respectively connected with an anode of a diode D7 and a pin 1 of the controller U7, the other end of the capacitor C7 is respectively connected with a pin 4 and a resistor R7, the other end of the resistor R7 is connected with an emitter of, A capacitor C, a resistor R and a sensor U pin 3, wherein the base of a triode Q is connected with the other end of a buzzer BL, the emitter of the triode Q is connected with the other end of a resistor R, the base of the triode Q is respectively connected with the anode of a diode D and the pin 1 of a relay J, the cathode of the diode D is respectively connected with the pin 4 of the relay J, the pin 2 of the sensor U, the pin 4 of the sensor U, the pin 6 of the sensor U, the resistor R, the pin 5 of a controller U, the capacitor C, the anode of the diode D, an inductor L and the resistor R, the other end of the resistor R is respectively connected with the other end of the resistor R, the anode of the diode D, the capacitor C, the pin 4 of a rectifier bridge D, the other end of the capacitor C, the resistor R, the cathode of the diode D, the capacitor C and the pin 14 of the controller U, the, A cathode of a diode D4 and a resistor R4, the other end of the resistor R4 is connected with an emitter of a transistor Q4, a base of the transistor Q4 is respectively connected with the emitter of the transistor Q4 and the resistor R4, the other end of the resistor R4 is connected with a sliding end of a potentiometer F4, one fixed end of the potentiometer F4 is connected with the resistor R4, the other end of the resistor R4 is respectively connected with a collector of the transistor Q4, a base of the transistor Q4 is connected with the other end of the resistor R4, a pin 3 of the rectifier bridge D4 is respectively connected with the other end of the capacitor C4 and the emitter of the transistor Q4, a base of the transistor Q4 is connected with the resistor R4, the other end of the resistor R4 is respectively connected with the other end of an inductor L4, a cathode of the diode D4 and the capacitor C4, the other end of the capacitor C4 is connected with a collector of the transistor Q4, a pin 1, the other end of the bulb L is respectively connected with a capacitor C9, a fan Y pin 3 and a rectifier bridge D1 pin 2, the fan Y pin 2 is respectively connected with the other end of a key switch SW3 and a relay J pin 3, a fan Y pin 4 is connected with the other end of the capacitor C9, the relay J pin 2 is connected with a key switch SW2, and the other end of the key switch SW2 is connected with a fan Y pin 1; the controller U1 employs a 74HC 04; the sensor U2 adopts MQ-4; the rectifier bridge D1 adopts MB 10S; the type of the relay J is SRD-03 VDC-SL-C; the model of the fan Y is XDC-180W.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910386490.6A CN110085004B (en) | 2019-05-09 | 2019-05-09 | Combustible gas detection alarm self-starting fan control system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910386490.6A CN110085004B (en) | 2019-05-09 | 2019-05-09 | Combustible gas detection alarm self-starting fan control system |
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| CN110085004A CN110085004A (en) | 2019-08-02 |
| CN110085004B true CN110085004B (en) | 2020-12-25 |
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| CN101388504A (en) * | 2008-09-26 | 2009-03-18 | 方家立 | Infrared electricity saving remote control socket |
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| CN2837942Y (en) * | 2005-11-16 | 2006-11-15 | 杜树鑫 | Household harmful gas detection, alarm, and self-locking and self-exhausting device |
| CN101388504A (en) * | 2008-09-26 | 2009-03-18 | 方家立 | Infrared electricity saving remote control socket |
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| CN110085004A (en) | 2019-08-02 |
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