CN215341365U - Intelligent home security monitoring circuit and system based on Internet of things - Google Patents
Intelligent home security monitoring circuit and system based on Internet of things Download PDFInfo
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- CN215341365U CN215341365U CN202121203948.9U CN202121203948U CN215341365U CN 215341365 U CN215341365 U CN 215341365U CN 202121203948 U CN202121203948 U CN 202121203948U CN 215341365 U CN215341365 U CN 215341365U
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Abstract
The utility model discloses an intelligent home security monitoring circuit and system based on the Internet of things, wherein the intelligent home security monitoring circuit based on the Internet of things comprises: the intelligent control system comprises a singlechip control module, a power supply module, a smoke sensing module, a flame sensing module, an infrared sensing module, an alarm module, a wireless transceiving communication module and a key control module; the singlechip control module, the smoke sensing module, the flame sensing module, the infrared sensing module, the alarm module, the wireless transceiving communication module and the key control module are respectively and electrically connected with the power supply module; the smoke sensing module, the flame-creating module, the infrared sensing module, the alarm module, the wireless transceiving communication module and the key control module are respectively and electrically connected with the singlechip control module. The utility model can monitor the emergency situation in the home security in real time, realize remote alarm and effectively improve the reliability of the home security monitoring.
Description
Technical Field
The utility model relates to the technical field of smart homes, in particular to a smart home security monitoring circuit and system based on the Internet of things.
Background
The smart home is developed from the end of the 20 th century, and has been popularized on a large scale nowadays, and the vigorous development momentum thereof becomes the inherent potential of excavation and is widely concerned by the industry. Many enterprises develop fierce competition in aspects of product research and development, technical innovation and the like, and attract consumers to pay attention to intelligent buildings through display of related products, the intelligent home is comprehensively analyzed and applied to different intelligent information and building environment information, has comprehensive intelligent capabilities of monitoring, transmitting, storing, judging and controlling, forms a three-in-one structure of people, buildings and environments, and provides buildings with safe, comfortable, convenient and sustainable development functional environments for people. The intelligent security system guarantees the home property safety of the user on one hand, and also guarantees the safety of buildings on the other hand. However, the security monitoring system in the prior art is not high in reliability. Therefore, the utility model of an intelligent home security monitoring circuit based on the internet of things is a problem to be solved urgently by technical personnel in the field.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing an intelligent home security monitoring circuit and system based on the internet of things, aiming at the defects in the prior art.
The utility model discloses an intelligent home security monitoring circuit based on the Internet of things, which comprises a single-chip microcomputer control module, a power supply module, a smoke sensing module, a flame sensing module, an infrared sensing module, an alarm module, a wireless transceiving communication module and a key control module; the singlechip control module, the smoke sensing module, the flame sensing module, the infrared sensing module, the alarm module, the wireless transceiving communication module and the key control module are respectively and electrically connected with the power supply module; the smoke sensing module, the flame sensing module, the infrared sensing module, the alarm module, the wireless transceiving communication module and the key control module are respectively and electrically connected with the singlechip control module.
Preferably, the intelligent home security monitoring circuit based on the internet of things further comprises an LCD display module; the LCD display module is electrically connected with the single-chip microcomputer control module.
Preferably, the smoke sensing module comprises a gas sensing unit, a first comparator unit and a first interface unit; the gas sensing unit, the first comparator unit and the first interface unit are respectively electrically connected with the power supply module; the gas sensing unit is electrically connected with the first comparator unit, the first comparator unit is electrically connected with the first interface unit, and the first interface unit is electrically connected with the singlechip control module.
Preferably, the flame sensing module comprises a flame sensing unit, a second comparator unit and a second interface unit; the flame sensing unit, the second comparator unit and the second interface unit are respectively electrically connected with the power supply module; the flame sensing unit is electrically connected with the second interface unit, the second comparator unit is electrically connected with the second interface unit, and the singlechip control module is electrically connected with the second comparator unit.
Preferably, the wireless transceiving communication module is a SIM 900A.
Preferably, the infrared sensing module comprises an infrared sensing unit, a signal processing integrated unit and a third interface unit; the infrared sensing unit, the signal processing integrated unit and the third interface unit are respectively electrically connected with the single-chip microcomputer control module, the signal processing integrated unit is electrically connected with the infrared sensing unit, the third interface unit is electrically connected with the signal processing integrated unit, and the single-chip microcomputer control module is electrically connected with the third interface unit.
In a second aspect, the utility model also discloses a system, which comprises the intelligent home security monitoring circuit based on the internet of things in the first aspect.
The intelligent home security monitoring circuit based on the Internet of things has the following beneficial effects that: the intelligent control system comprises a singlechip control module, a power supply module, a smoke sensing module, a flame sensing module, an infrared sensing module, an alarm module, a wireless transceiving communication module and a key control module; the singlechip control module, the smoke sensing module, the flame sensing module, the infrared sensing module, the alarm module, the wireless transceiving communication module and the key control module are respectively and electrically connected with the power supply module; the smoke sensing module, the flame sensing module, the infrared sensing module, the alarm module, the wireless transceiving communication module and the key control module are respectively and electrically connected with the singlechip control module. The smoke sensing module is used for collecting and detecting the change of the gas concentration and outputting the change to the single chip microcomputer control module so as to prevent gas leakage accidents; the flame sensing module is used for detecting a flame signal in real time and transmitting the flame signal to the shrinkage single-chip microcomputer control module to prevent fire accidents; the infrared sensing module is used for detecting illegal intrusion signals and transmitting the illegal intrusion signals to the single chip microcomputer control module to prevent theft; the alarm module is used for sending out an alarm signal when an abnormal condition occurs; the wireless transceiving communication module is used for informing the user terminal in a form of short message transmission when an abnormal condition occurs; the key control module is used for controlling the on-line state and the off-line state of the infrared sensing module and preventing misjudgment events. Therefore, the utility model can monitor the emergency in the home security in real time, realize remote alarm and effectively improve the reliability of the home security monitoring.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the present invention will be further described with reference to the accompanying drawings and embodiments, wherein the drawings in the following description are only part of the embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive efforts according to the accompanying drawings:
fig. 1 is a schematic block diagram of an intelligent home security monitoring circuit based on the internet of things according to a preferred embodiment of the present invention;
fig. 2 is a schematic block diagram of an intelligent home security monitoring circuit based on the internet of things according to another preferred embodiment of the present invention;
fig. 3 is a circuit diagram of a smoke sensing module of an intelligent home security monitoring circuit based on the internet of things according to a preferred embodiment of the present invention;
FIG. 4 is a circuit diagram of a flame sensing module of an Internet of things-based smart home security monitoring circuit according to a preferred embodiment of the present invention;
fig. 5 is a circuit diagram of a wireless transceiving communication module of an intelligent home security monitoring circuit based on the internet of things according to a preferred embodiment of the present invention;
fig. 6 is a circuit diagram of an infrared sensing module of an intelligent home security monitoring circuit based on the internet of things in a preferred embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the following will clearly and completely describe the technical solutions in the embodiments of the present invention, and it is obvious that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without inventive step, are within the scope of the present invention.
Example one
Fig. 1 shows a preferred embodiment of the present invention, which includes a single-chip microcomputer control module 1, a power module 2, a smoke sensing module 3, a flame sensing module 4, an infrared sensing module 5, an alarm module 6, a wireless transceiver communication module 7 and a key control module 8; the single-chip microcomputer control module 1, the smoke sensing module 3, the flame sensing module 4, the infrared sensing module 5, the alarm module 6, the wireless transceiving communication module and the key control module 8 are respectively electrically connected with the power module 2; the smoke sensing module 3, the flame sensing module, the infrared sensing module 5, the alarm module 6, the wireless transceiving communication module 7 and the key control module 8 are respectively and electrically connected with the singlechip control module 1. The power supply module 2 is used for providing rated working voltage, and the smoke sensing module 3 is used for collecting and detecting the change of gas concentration and outputting the change to the single-chip microcomputer control module 1 so as to prevent gas leakage accidents; the flame sensing module 4 is used for detecting a flame signal in real time and transmitting the flame signal to the shrinkage single-chip microcomputer control module to prevent a fire accident; the infrared sensing module 5 is used for detecting illegal intrusion signals and transmitting the illegal intrusion signals to the single chip microcomputer control module 1 to prevent theft; the alarm module 6 is used for sending out an alarm signal when an abnormal condition occurs; the wireless transceiving communication module 7 is used for notifying the user terminal in a form of short message transmission when an abnormal condition occurs; the key control module 8 is used for controlling the on-line state and the off-line state of the infrared sensing module and preventing misjudgment events. Therefore, the utility model can monitor the emergency in the home security in real time, realize remote alarm and effectively improve the reliability of the home security monitoring.
Preferably, referring to fig. 2, the intelligent home security monitoring circuit based on the internet of things further includes an LCD display module 9; the LCD display module is electrically connected with the single-chip microcomputer control module. It is understood that, in the present embodiment, when an abnormal condition occurs, the alarm module is triggered 6 times and displayed through the LCD display module. In another preferred embodiment, the LCD display module may not be provided.
Preferably, the smoke sensing module 3 comprises a gas sensing unit 31, a first comparator unit 32 and a first interface unit 33; the gas sensing unit 31, the first comparator unit 32 and the first interface unit 33 are electrically connected to the power module 2, respectively; the gas sensing unit 31 is electrically connected to the first comparator unit 32, the first comparator unit 32 is electrically connected to the first interface unit 33, and the first interface unit 33 is electrically connected to the single chip microcomputer control module 1.
Preferably, referring to fig. 3, the gas sensing unit 31 is a MQ-2 smoke sensor, the MQ-2 smoke sensor is a high performance sensor, and has high sensitivity and low cost, and the principle of the MQ-2 smoke sensor is to output according to the variation of the conductivity of the gas sensitive material in the sensor with the detected gas concentration. In the present embodiment, the comparator U1A in the cell board of the first comparator 32 outputs analog and digital alarm signals to the single chip microcomputer control module 1 according to the value of the threshold setting potentiometer Rp and the smoke concentration level.
Preferably, the flame sensing module 4 includes a flame sensing unit 41, a second comparator unit 42 and a second interface unit 43; the flame sensing unit 41, the second comparator unit 42 and the second interface unit 43 are electrically connected to the power module 2, respectively; the flame sensing unit 41 is electrically connected to the second interface unit 43, the second comparator unit 42 is electrically connected to the second interface unit 43, and the single chip microcomputer control module 1 is electrically connected to the second comparator unit 42.
Preferably, referring to fig. 4, the flame sensing unit 41 detects the flame through an infrared device D0, the infrared receiving tube converts the brightness of the flame into an electrical signal with a variable height within an angle range of 60 degrees, the electrical signal is compared with a set value through an LM393 comparator in the second comparator unit 42, and then the signal is sent to the single chip microcomputer control module 1, and the single chip microcomputer control module 1 responds according to the flame intensity.
Preferably, referring to fig. 5, the wireless transceiver module is a SIM 900A. It can be understood that the SIM900A is a data transceiving communication module, and is embedded in a powerful processor ARM9216EJ-S kernel, and can perform DTMF decoding, identification of the other side key and local voice broadcasting in addition to the functions of telephone voice, sending short messages/multimedia messages and data transmission.
Preferably, the infrared sensing module 5 includes an infrared sensing unit 51, a signal processing integration unit 52 and a third interface unit 53; the infrared sensing unit 51, the signal processing integration unit 52 and the third interface unit 53 are respectively electrically connected with the single-chip microcomputer control module 1, the signal processing integration unit 52 is electrically connected with the infrared sensing unit 51, the third interface unit 53 is electrically connected with the signal processing integration unit 52, and the single-chip microcomputer control module 1 is electrically connected with the third interface unit 53.
Preferably, referring to fig. 6, the infrared sensing unit 51 is of a type HC-SR 501. When the illegal intrusion happens, the HC-SR501 sensing module outputs high level, otherwise, the HC-SR501 sensing module outputs low level. The HC-SR501 has strong light interference compensation and temperature compensation, the HC-SR501 sensing module has a certain initialization time when being electrified, and during the period, the HC-SR501 sensing module can output a plurality of times at a certain frequency in a short time, and then can enter a detection state. Setting proper delay time before starting the module, wherein RT1 and CY1 determine the delay time; the pin 'A' of the chip is connected with high level, and the HC-SR501 sensing module is set to be triggered repeatedly.
Example two
In summary, the intelligent home security monitoring circuit based on the internet of things provided by the utility model comprises a single-chip microcomputer control module 1, a power module 2, a smoke sensing module 3, a flame sensing module 4, an infrared sensing module 5, an alarm module 6, a wireless transceiving communication module 7 and a key control module 8; the single-chip microcomputer control module 1, the smoke sensing module 3, the flame sensing module 4, the infrared sensing module 5, the alarm module 6, the wireless transceiving communication module and the key control module 8 are respectively electrically connected with the power module 2; the smoke sensing module 3, the flame sensing module, the infrared sensing module 5, the alarm module 6, the wireless transceiving communication module 7 and the key control module 8 are respectively and electrically connected with the singlechip control module 1. The power supply module 2 is used for providing rated working voltage, and the smoke sensing module 3 is used for collecting and detecting the change of gas concentration and outputting the change to the single-chip microcomputer control module 1 so as to prevent gas leakage accidents; the flame sensing module 4 is used for detecting a flame signal in real time and transmitting the flame signal to the shrinkage single-chip microcomputer control module to prevent a fire accident; the infrared sensing module 5 is used for detecting illegal intrusion signals and transmitting the illegal intrusion signals to the single chip microcomputer control module 1 to prevent theft; the alarm module 6 is used for sending out an alarm signal when an abnormal condition occurs; the wireless transceiving communication module 7 is used for notifying the user terminal in a form of short message transmission when an abnormal condition occurs; the key control module 8 is used for controlling the on-line state and the off-line state of the infrared sensing module and preventing misjudgment events. Therefore, the utility model can monitor the emergency in the home security in real time, realize remote alarm and effectively improve the reliability of the home security monitoring.
The intelligent home security monitoring circuit and system based on the internet of things are introduced in detail, specific examples are applied in the detailed description to explain the principle and implementation mode of the utility model, and the description of the embodiments is only used for helping to understand the method and the core idea of the utility model; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be a change in the specific implementation and application scope, and in summary, the content of the present specification is only an implementation of the present invention, and not a limitation to the scope of the present invention, and all equivalent structures or equivalent flow transformations made by the content of the present specification and the attached drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention. And should not be construed as limiting the utility model.
Claims (7)
1. The utility model provides an intelligent home security monitoring circuit based on thing networking which characterized in that includes: the intelligent control system comprises a singlechip control module, a power supply module, a smoke sensing module, a flame sensing module, an infrared sensing module, an alarm module, a wireless transceiving communication module and a key control module; the singlechip control module, the smoke sensing module, the flame sensing module, the infrared sensing module, the alarm module, the wireless transceiving communication module and the key control module are respectively and electrically connected with the power supply module; the smoke sensing module, the flame sensing module, the infrared sensing module, the alarm module, the wireless transceiving communication module and the key control module are respectively and electrically connected with the singlechip control module.
2. The Internet of things-based intelligent home security monitoring circuit according to claim 1, further comprising an LCD display module; the LCD display module is electrically connected with the single-chip microcomputer control module.
3. The intelligent home security monitoring circuit based on the Internet of things according to claim 1, wherein the smoke sensing module comprises a gas sensing unit, a first comparator unit and a first interface unit; the gas sensing unit, the first comparator unit and the first interface unit are respectively electrically connected with the power supply module; the gas sensing unit is electrically connected with the first comparator unit, the first comparator unit is electrically connected with the first interface unit, and the first interface unit is electrically connected with the singlechip control module.
4. The intelligent home security monitoring circuit based on the Internet of things according to claim 1, wherein the flame sensing module comprises a flame sensing unit, a second comparator unit and a second interface unit; the flame sensing unit, the second comparator unit and the second interface unit are respectively electrically connected with the power supply module; the flame sensing unit is electrically connected with the second interface unit, the second comparator unit is electrically connected with the second interface unit, and the singlechip control module is electrically connected with the second comparator unit.
5. The Internet of things-based intelligent home security monitoring circuit according to claim 1, wherein the wireless transceiving communication module is SIM 900A.
6. The intelligent home security monitoring circuit based on the Internet of things according to claim 1, wherein the infrared sensing module comprises an infrared sensing unit, a signal processing integration unit and a third interface unit; the infrared sensing unit, the signal processing integrated unit and the third interface unit are respectively electrically connected with the single-chip microcomputer control module, the signal processing integrated unit is electrically connected with the infrared sensing unit, the third interface unit is electrically connected with the signal processing integrated unit, and the single-chip microcomputer control module is electrically connected with the third interface unit.
7. A system comprising the intelligent home security monitoring circuit based on the Internet of things as claimed in any one of claims 1-6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121203948.9U CN215341365U (en) | 2021-05-31 | 2021-05-31 | Intelligent home security monitoring circuit and system based on Internet of things |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121203948.9U CN215341365U (en) | 2021-05-31 | 2021-05-31 | Intelligent home security monitoring circuit and system based on Internet of things |
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| Publication Number | Publication Date |
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| CN215341365U true CN215341365U (en) | 2021-12-28 |
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| CN202121203948.9U Active CN215341365U (en) | 2021-05-31 | 2021-05-31 | Intelligent home security monitoring circuit and system based on Internet of things |
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- 2021-05-31 CN CN202121203948.9U patent/CN215341365U/en active Active
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