CN110889945B - Human body proximity induction alarm based on Internet of things - Google Patents
Human body proximity induction alarm based on Internet of things Download PDFInfo
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- CN110889945B CN110889945B CN201911142725.3A CN201911142725A CN110889945B CN 110889945 B CN110889945 B CN 110889945B CN 201911142725 A CN201911142725 A CN 201911142725A CN 110889945 B CN110889945 B CN 110889945B
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- 230000006698 induction Effects 0.000 title claims abstract description 49
- 238000013459 approach Methods 0.000 claims abstract description 4
- 239000003990 capacitor Substances 0.000 claims description 39
- 239000011159 matrix material Substances 0.000 claims description 2
- 230000006855 networking Effects 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
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Classifications
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/22—Electrical actuation
- G08B13/24—Electrical actuation by interference with electromagnetic field distribution
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
- G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
- G08B25/10—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using wireless transmission systems
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B7/00—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00
- G08B7/06—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources
Abstract
The utility model provides a human body is close response siren based on thing networking, relates to a thing networked control technique, in order to solve the problem that current take self-locking function to be close formula response siren and can't realize long-range closing. The alarm body is used for giving out alarm prompt tones and strong lights; the Internet of things wifi module comprises a remote control unit and a relay K; the public end of the relay K switch is connected with a live wire of a 220V alternating current power supply, a normally open contact of the relay K switch is connected with a power supply positive electrode input end of the alarm body, a power supply negative electrode input end of the alarm body is connected with a zero line of the 220V alternating current power supply, and the induction circuit is used for driving the relay K switch to be converted from the normally closed contact to the normally open contact when someone approaches the alarm area; the remote control unit is used for driving a switch of the relay K to be converted from a normally open contact to a normally closed contact after receiving a turn-off instruction sent by the communication equipment. The alarm has the beneficial effects that the self-locking and remote closing functions of the alarm are realized.
Description
Technical Field
The invention relates to an Internet of things control technology.
Background
The proximity induction alarm is one of common alarms, is commonly used for safety alarms of dangerous goods, a safety box and an isolation area, and gives out high-decibel sound alarm and strong light when triggering the proximity induction alarm so as to scare away thieves or remind; when the triggering of the existing proximity induction alarm is stopped, the alarm is automatically closed, and the warning or anti-theft effect is poor; in order to improve the warning or anti-theft effect, a self-locking circuit is added on the existing alarm, after the alarm is triggered, the alarm can be continuously started, and finally, the alarm is closed in a manual mode, but the remote closing of the proximity induction alarm with the self-locking function cannot be realized.
Disclosure of Invention
The invention aims to solve the problem that the existing proximity induction alarm with a self-locking function cannot be turned off remotely, and provides a human body proximity induction alarm based on the Internet of things.
The human body proximity induction alarm based on the Internet of things comprises an alarm body;
the alarm body is used for sending out an alarm prompt tone and strong light;
the proximity induction alarm also comprises an induction circuit and an Internet of things wifi module;
the Internet of things wifi module comprises a remote control unit and a relay K;
the common end of the relay K switch is connected with the live wire of the 220V alternating current power supply, the normally open contact of the relay K switch is connected with the positive input end of the power supply of the alarm body, the negative input end of the power supply of the alarm body is connected with the zero wire of the 220V alternating current power supply,
the induction circuit is used for driving the relay K switch to be switched from a normally closed contact to a normally open contact when someone approaches the alarm area;
the remote control unit is used for driving a switch of the relay K to be converted from a normally open contact to a normally closed contact after receiving a turn-off instruction sent by the communication equipment.
The wireless alarm has the advantages that the wifi module of the internet of things is driven through the triggering of the induction circuit, so that the alarm body sends out alarm prompt sound and strong light; utilize the auto-lock function of thing networking wifi module itself to realize the siren body after triggering, the function of continuous warning to realize the long-range of siren body and close through the information interaction of thing networking wifi module and long-range communication equipment.
Drawings
Fig. 1 is a schematic block diagram of a human body proximity sensing alarm based on the internet of things according to a first embodiment;
fig. 2 is a circuit diagram of an inductor circuit according to a second embodiment.
Detailed Description
The first embodiment is as follows: the embodiment is described with reference to fig. 1, and the proximity sensing alarm for human body based on internet of things in the embodiment comprises an alarm body 3;
the alarm body 3 is used for giving out alarm prompt sound and strong light;
the proximity induction alarm also comprises an induction circuit 1 and an Internet of things wifi module 2;
the Internet of things wifi module 2 comprises a remote control unit and a relay K;
the common end of the relay K switch is connected with the live wire of the 220 AC power supply, the normally open contact of the relay K switch is connected with the positive input end of the power supply of the alarm body 3, the negative input end of the power supply of the alarm body 3 is connected with the zero wire of the 220 AC power supply,
the induction circuit 1 is used for driving a relay K switch to be switched from a normally closed contact to a normally open contact when someone approaches an alarm area;
the remote control unit is used for driving a switch of the relay K to be converted from a normally open contact to a normally closed contact after receiving a turn-off instruction sent by the communication equipment.
In the present embodiment, the alarm body 3 is a 220V speaker and an LED lamp, which are connected in parallel; the internet of things wifi module 2 is driven through triggering of the induction circuit 1, so that a relay K switch is converted from a normally closed contact to a normally open contact, and an alarm prompt tone and strong light are sent out by the alarm body 3; the internet of things wifi module 2 has a self-locking function, so that the alarm body 3 continuously gives an alarm after being triggered, when the alarm needs to be closed, a closing instruction is sent to the internet of things wifi module 2 through communication equipment, and after the internet of things wifi module 2 receives the closing instruction, the switch of the driving relay K is converted from a normally open contact to a normally closed contact, so that the alarm body 3 is closed in a power failure mode; the communication equipment adopts a mobile phone or a remote controller.
The human body proximity induction alarm based on the Internet of things realizes self-locking and remote control of the alarm.
The second embodiment is as follows: the embodiment is described with reference to fig. 1, and is further limited to the internet of things-based human proximity sensing alarm according to the first embodiment, in the embodiment, the sensing circuit 1 includes a resistor R1 to a resistor R5, a sliding resistor R6, a capacitor C1 to a capacitor C6, a transistor Q1, a transistor Q2, a transistor Q3, a diode D1, a diode D2, and a sensing coil L;
one end of the induction coil L is connected with one end of the capacitor C5 and one end of the capacitor C4;
the other end of the capacitor C5 is connected with one end of the capacitor C6 and one end of the resistor R4, and the other end of the resistor R4 is connected with the fixed end of the slide rheostat R6;
the movable end of the slide rheostat R6 is simultaneously connected with one end of a resistor R5, one end of a capacitor C3 and an emitter of a triode Q3;
the other end of the capacitor C4 is connected with the base of the triode Q3 and one end of the resistor R3;
the other end of the capacitor C3 is connected with one end of a resistor R2 and the base electrode of a triode Q2;
the collector of the triode Q2 is connected with one end of the capacitor C2 and one end of the resistor R1 at the same time;
the other end of the capacitor C2 is connected with the anode of the diode D1 and the cathode of the diode D2;
the cathode of the diode D1 is connected with the base of the triode Q1 and one end of the capacitor C1;
a collector electrode of the triode Q1 is connected with one end of an induction coil of a relay K in the wifi module 2 of the Internet of things;
the other end of the induction coil L is simultaneously connected with the other end of the capacitor C6, the other end of the resistor R5, the emitter of the triode Q2, the anode of the diode D2, the other end of the capacitor C1 and the emitter of the triode Q1, and the common end of the induction coil L is the negative input end of the induction circuit 1;
the other end of the resistor R3 is simultaneously connected with the collector of the triode Q3, the other end of the resistor R2, the other end of the resistor R1 and the other end of the relay K induction coil of the wifi module 2 of the internet of things, and the common end of the resistor R3 is the positive input end of the induction circuit 1;
and the area surrounded by the induction coil L is an alarm area.
In this embodiment, the types of the transistor Q1, the transistor Q2, and the transistor Q3 are all 9018; the capacitance value of the capacitor C1 is 4.7 muF; the capacitance value of the capacitor C2 is 0.1 muF; the capacitance value of the capacitor C3 is 0.1 muF; the capacitance value of the capacitor C4 is 0.01 mu F; the capacitance value of the capacitor C5 is 0.01 mu F; the capacitance value of the capacitor C6 is 0.01 mu F; the resistance value of the resistor R1 is 4.7K omega; the resistance value of the resistor R2 is 2M omega; the resistance value of the resistor R3 is 620K omega; the resistance value of the resistor R4 is 4.7K omega; the resistance value of the resistor R5 is 4.7K omega; the resistance value range of the slide rheostat R6 is 0K omega to 10K omega; both diode D1H and diode D2 are IN 4007.
The third concrete implementation mode: in this embodiment, the human body proximity sensing alarm based on the internet of things is further defined as the second embodiment, and in this embodiment, the proximity sensing alarm further includes a 3V power supply;
the positive pole of 3V power links to each other with the anodal input of induction circuit 1, and the negative pole of 3V power links to each other with the negative pole input of induction circuit 1.
The fourth concrete implementation mode: this embodiment is to specific embodiment one human body is close to response siren based on thing networking further inject, in this embodiment, the model of thing networking wifi module 2 is: spanning matrix M1.
The fifth concrete implementation mode: the embodiment is further limited to the human body proximity induction alarm based on the internet of things in the first specific embodiment, and in the embodiment, the proximity induction alarm further comprises a 5V power supply;
the 5V power supply is used for supplying power for the wifi module 2 of the Internet of things.
Claims (4)
1. A human body proximity induction alarm based on the Internet of things comprises an alarm body (3);
the alarm body (3) is used for giving out alarm prompt tones and strong lights;
the proximity induction alarm is characterized by further comprising an induction circuit (1) and an Internet of things wifi module (2);
the Internet of things wifi module (2) comprises a remote control unit and a relay K;
the common end of the relay K switch is connected with the live wire of the 220V alternating current power supply, the normally open contact of the relay K switch is connected with the positive input end of the power supply of the alarm body (3), the negative input end of the power supply of the alarm body (3) is connected with the zero line of the 220V alternating current power supply,
the induction circuit (1) is used for driving a relay K switch to be converted from a normally closed contact to a normally open contact when someone approaches the alarm area;
the remote control unit is used for driving a switch of the relay K to be converted from a normally open contact to a normally closed contact after receiving a turn-off instruction sent by the communication equipment; the communication equipment adopts a mobile phone or a remote controller;
the induction circuit (1) comprises a resistor R1-R5, a slide rheostat R6, a capacitor C1-C6, a triode Q1, a triode Q2, a triode Q3, a diode D1, a diode D2 and an induction coil L;
one end of the induction coil L is connected with one end of the capacitor C5 and one end of the capacitor C4;
the other end of the capacitor C5 is connected with one end of the capacitor C6 and one end of the resistor R4, and the other end of the resistor R4 is connected with the fixed end of the slide rheostat R6;
the movable end of the slide rheostat R6 is simultaneously connected with one end of a resistor R5, one end of a capacitor C3 and an emitter of a triode Q3;
the other end of the capacitor C4 is connected with the base of the triode Q3 and one end of the resistor R3;
the other end of the capacitor C3 is connected with one end of a resistor R2 and the base electrode of a triode Q2;
the collector of the triode Q2 is connected with one end of the capacitor C2 and one end of the resistor R1 at the same time;
the other end of the capacitor C2 is connected with the anode of the diode D1 and the cathode of the diode D2;
the cathode of the diode D1 is connected with the base of the triode Q1 and one end of the capacitor C1;
a collector electrode of the triode Q1 is connected with one end of an induction coil of a relay K in the Internet of things wifi module (2);
the other end of the induction coil L is simultaneously connected with the other end of the capacitor C6, the other end of the resistor R5, an emitter of the triode Q2, an anode of the diode D2, the other end of the capacitor C1 and an emitter of the triode Q1, and the common end of the induction coil L is a negative electrode input end of the induction circuit (1);
the other end of the resistor R3 is simultaneously connected with the collector of the triode Q3, the other end of the resistor R2, the other end of the resistor R1 and the other end of the relay K induction coil of the Internet of things wifi module (2), and the common end of the resistor R3 is the positive input end of the induction circuit (1);
the area surrounded by the induction coil L is an alarm area;
the types of the triode Q1, the triode Q2 and the triode Q3 are 9018; the capacitance value of the capacitor C1 is 4.7 muF; the capacitance value of the capacitor C2 is 0.1 muF; the capacitance value of the capacitor C3 is 0.1 muF; the capacitance value of the capacitor C4 is 0.01 mu F; the capacitance value of the capacitor C5 is 0.01 mu F; the capacitance value of the capacitor C6 is 0.01 mu F; the resistance value of the resistor R1 is 4.7K omega; the resistance value of the resistor R2 is 2M omega; the resistance value of the resistor R3 is 620K omega; the resistance value of the resistor R4 is 4.7K omega; the resistance value of the resistor R5 is 4.7K omega; the resistance value range of the slide rheostat R6 is 0K omega to 10K omega; both diode D1H and diode D2 are IN 4007.
2. The internet of things-based human proximity sensing alarm of claim 1, further comprising a 3V power supply;
the positive pole of the 3V power supply is connected with the positive pole input end of the induction circuit (1), and the negative pole of the 3V power supply is connected with the negative pole input end of the induction circuit (1).
3. The human body proximity sensing alarm based on the internet of things as claimed in claim 1, wherein the model of the internet of things wifi module (2) is: spanning matrix M1.
4. The internet of things-based human proximity induction siren of claim 3, wherein said proximity induction siren further comprises a 5V power supply;
the 5V power supply is used for supplying power for the wifi module (2) of the Internet of things.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911142725.3A CN110889945B (en) | 2019-11-20 | 2019-11-20 | Human body proximity induction alarm based on Internet of things |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911142725.3A CN110889945B (en) | 2019-11-20 | 2019-11-20 | Human body proximity induction alarm based on Internet of things |
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| CN110889945B true CN110889945B (en) | 2021-12-07 |
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Citations (3)
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| CN204010206U (en) * | 2014-08-19 | 2014-12-10 | 宋志秋 | Burglary prevention of laptop alarm |
| CN105741469A (en) * | 2016-03-30 | 2016-07-06 | 夏士桀 | Intelligent home security and protection system based on Internet of Things |
| CN106549685A (en) * | 2015-09-16 | 2017-03-29 | 霍尼韦尔国际公司 | The portable secure device of communication for service is monitored with home security system |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US6542078B2 (en) * | 1996-05-30 | 2003-04-01 | Henry J. Script | Portable motion detector and alarm system and method |
| GB2395335A (en) * | 2002-11-08 | 2004-05-19 | E Lead Electronic Co Ltd | Anti-theft and two-way communication apparatus for vehicles |
| CN104533227A (en) * | 2014-01-21 | 2015-04-22 | 上海劲億机电科技有限公司 | Far infrared automatic protection hidden type safe box device |
| CN204010212U (en) * | 2014-08-06 | 2014-12-10 | 金川集团股份有限公司 | A kind of fire alarm remote monitoring and warning system |
| CN106014096B (en) * | 2016-06-29 | 2018-02-16 | 孙建华 | A kind of biological response doorframe and its application method |
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- 2019-11-20 CN CN201911142725.3A patent/CN110889945B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204010206U (en) * | 2014-08-19 | 2014-12-10 | 宋志秋 | Burglary prevention of laptop alarm |
| CN106549685A (en) * | 2015-09-16 | 2017-03-29 | 霍尼韦尔国际公司 | The portable secure device of communication for service is monitored with home security system |
| CN105741469A (en) * | 2016-03-30 | 2016-07-06 | 夏士桀 | Intelligent home security and protection system based on Internet of Things |
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