CN203824583U - Environment detector having human body induction and identification functions - Google Patents
Environment detector having human body induction and identification functions Download PDFInfo
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- CN203824583U CN203824583U CN201420201183.9U CN201420201183U CN203824583U CN 203824583 U CN203824583 U CN 203824583U CN 201420201183 U CN201420201183 U CN 201420201183U CN 203824583 U CN203824583 U CN 203824583U
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- 230000005540 biological transmission Effects 0.000 claims abstract description 9
- 230000002093 peripheral effect Effects 0.000 claims abstract description 7
- 230000007613 environmental effect Effects 0.000 claims description 25
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- 238000013519 translation Methods 0.000 claims description 6
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- 238000007726 management method Methods 0.000 description 5
- 238000005457 optimization Methods 0.000 description 5
- 230000008447 perception Effects 0.000 description 4
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- 238000004134 energy conservation Methods 0.000 description 2
- 238000013178 mathematical model Methods 0.000 description 2
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- 238000009435 building construction Methods 0.000 description 1
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Abstract
The utility model discloses an environment detector having human body induction and identification functions. The environment detector comprises a single-chip microcomputer control circuit, a humiture acquisition circuit, a photosensitive monitoring circuit, a smoke monitoring circuit, an infrared human body monitoring circuit, a wired transmission circuit, a wireless transmission circuit and a power supply circuit for powering the above circuits. The single-chip microcomputer control circuit is a minimum system composed of a single-chip microcomputer chip and peripheral circuits thereof. Compared with the prior art, the utility model is advantageous in that the environment detector is solid-state integrated, and is capable of simultaneously detecting and acquiring various indoor environment parameters; the environment detector is not only capable of sensing air temperature, humidity, illuminance and smoke concentration, but also capable of sensing human bodies by utilizing infrared detection technology, so that the building management department is enabled to obtain environment parameters in each room and to determine the presence of people in the room, thereby providing a basis for energy saving and disaster warning.
Description
Technical field
The utility model relates to a kind of environment comprehensive parameter monitor device, especially a kind of environmental sensor with human body sensing recognition function.
Background technology
Along with the enhancing of human society to energy-conserving and environment-protective consciousness, environmental monitor is as a kind of sensing device recently occurring, development is just being widely used in the field such as energy management and environmental management.Conventionally, by the separately monitoring of each environmental parameter for the environment monitoring device in the inner place of building construction thing, the main discrete parts such as electronic thermostat, light sensor, smoke transducer and video probe that adopt, in the time that needs are monitored various environmental parameters simultaneously, multiple collecting device and relevant auxiliary facility need to be installed, so both increase installation cost, also increased maintenance difficulties.If adopt the monitoring equipment of different manufacturers also may occur between equipment not compatible mutually problem.Meanwhile, because data communication and the interface protocol of different monitoring equipments lack uniform rules, be difficult to realize systematization combination, can not meet growing intelligent management and control demand.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, and a kind of environmental sensor with human body sensing recognition function is provided.
The utility model is achieved through the following technical solutions:
A kind of environmental sensor with human body sensing recognition function, comprise single chip machine controlling circuit, humiture collection circuit, photosensitive observation circuit, smoke monitoring circuit, infrared human body observation circuit, wire transmission circuit, wireless transmission circuit and the power circuit for foregoing circuit power supply, described single chip machine controlling circuit is the embedded system of microprocessor chip and peripheral circuit composition thereof.
Humiture collection circuit comprises humiture collection sensor, it is connected with singlechip chip by 1 two-way single bus interface; Photosensitive observation circuit comprises that the analog signal output of photosensitive pick-up transducers, photosensitive observation circuit and an I/O interface with A/D translation function of singlechip chip are connected; Smoke monitoring circuit comprises that the analog signal output of smoke transducer, smoke monitoring circuit and the 2nd I/O interface with A/D translation function of singlechip chip are connected; Infrared human body observation circuit comprises pyroelectric infrared sensor and peripheral circuit thereof, and the signal output part of infrared human body observation circuit is connected with the I/O interface of singlechip chip.
As the further optimization of such scheme, described singlechip chip is STC12C5A60S2 single-chip microcomputer.
As the further optimization of such scheme, described pyroelectric infrared sensor pyroelectricity numeral infrared sensor.
As the further optimization of such scheme, described pyroelectricity numeral infrared sensor is AM412 pyroelectricity numeral infrared sensor.
As the further optimization of such scheme, described humiture collection sensor is DHT22 digital hygro sensor.
As the further optimization of such scheme, described smoke transducer is MQ2 smoke transducer.
The utility model has the following advantages compared to existing technology: a kind of environmental sensor with human body sensing recognition function of the present utility model, the solid-state integrating device of this environmental sensor, can survey simultaneously and gather indoor various environmental parameters, can not only perception air themperature, humidity, illuminance and dust concentration, and can also use near infrared ray Detection Techniques perception human body, make building management department can understand in real time in the real-time environmental parameter in each room and house whether have personnel in activity, for the living environment of Creating Comfort provides scientific basis, for joint source is energy-conservation and disaster alarm provides support.
Brief description of the drawings
Fig. 1 is the circuit structure block diagram that the utlity model has the environmental sensor of human body sensing recognition function.
Fig. 2 is the circuit theory diagrams of the environmental sensor with human body sensing recognition function of the present utility model.
Embodiment
Below embodiment of the present utility model is elaborated; the present embodiment is implemented under taking technical solutions of the utility model as prerequisite; provided detailed embodiment and concrete operating process, but protection domain of the present utility model is not limited to following embodiment.
Referring to Fig. 1 and Fig. 2, a kind of environmental sensor with human body sensing recognition function, comprise single chip machine controlling circuit 1, humiture collection circuit, photosensitive observation circuit, smoke monitoring circuit, infrared human body observation circuit 2, wire transmission circuit, wireless transmission circuit and the power circuit for foregoing circuit power supply, described single chip machine controlling circuit 1 is the embedded system of microcontroller chip and peripheral circuit composition thereof.
Optimize, singlechip chip is STC12C5A60S2 single-chip microcomputer, and STC12C5A60S2 single-chip microcomputer travelling speed is 8～12 times of common single-chip microcomputer, and overall operation speed and data-handling capacity improve greatly.And STC12C5A60S2 single-chip microcomputer carries 8 road AD conversion interfaces, while STC12C5A60S2 singlechip chip has 64K EEPROM and can meet system program and data storage requirement.
Humiture collection circuit comprises humiture collection sensor, it is connected with singlechip chip by 1 two-way single bus interface; Humiture collection sensor adopts DHT22 digital hygro sensor.After single chip machine controlling circuit sends reading order, DHT22 digital hygro sensor can read current environment humiture, and by DATD pin, data is sent to STC12C5A60S2 single-chip microcomputer, completes reading and transmitting of humiture.
Photosensitive observation circuit comprises the analog signal output of photosensitive pick-up transducers, photosensitive observation circuit and an I/O interface with A/D translation function of singlechip chip, is connected with the P1.6 port of STC12C5A60S2 single-chip microcomputer.The analog output end of light sensor is connected with the AD port of STC12C5A60S2 single-chip microcomputer.In concrete enforcement, start photosensitive monitoring facilities at STC12C5A60S2 single-chip microcomputer, the analog voltage of light sensor output terminal is transformed to correlated digital amount, be converted to corresponding illumination intensity value according to mathematical model.
Smoke monitoring circuit comprises that the analog signal output of smoke transducer, smoke monitoring circuit and the 2nd I/O interface with A/D translation function of singlechip chip are connected, be connected with the P1.3 port of STC12C5A60S2 single-chip microcomputer, smoke transducer adopts MQ-2 smoke transducer.The analog output end of MQ-2 smoke transducer is connected with the AD port of STC12C5A60S2 single-chip microcomputer.Start smoke monitoring program at STC12C5A60S2 single-chip microcomputer, the analog voltage of smoke transducer output terminal is transformed to correlated digital amount, be converted to corresponding smokescope value according to mathematical model.
Infrared human body observation circuit 2 comprises pyroelectric infrared sensor and peripheral circuit thereof, and the signal output part of infrared human body observation circuit 2 is connected with the I/O interface of singlechip chip.Pyroelectricity numeral infrared sensor is AM412 pyroelectricity numeral infrared sensor.The interrupt output end RQ of AM412 pyroelectricity numeral infrared sensor is connected with the external interrupt INT0 port of STC12C5A60S2 single-chip microcomputer.While starting external interrupt INT0, wait for external interrupt signal, when infrared human body monitoring circuit monitors is to indoor while having personnel activity, infrared human body observation circuit can send look-at-me to STC12C5A60S2 single-chip microcomputer, makes system enter interruption subroutine, and calls relative set subroutine
A kind of environmental sensor with human body sensing recognition function of the present utility model, this environmental sensor is the solid-state integrating device of software and hardware unification, can survey simultaneously and gather indoor various environmental parameters, can not only perception air themperature, humidity, illuminance and dust concentration, and can also use near infrared ray Detection Techniques perception human body, and realize Data Integration and transmission by Embedded Software Platform, then transfer data to background server through wired or wireless communication mode.Make building management department can understand in real time in the real-time environmental parameter in each room and house whether have personnel in activity, for the living environment of Creating Comfort provides scientific basis, for joint source is energy-conservation and disaster alarm provides support.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any amendments of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.
Claims (6)
1. one kind has the environmental sensor of human body sensing recognition function, comprise single chip machine controlling circuit, humiture collection circuit, photosensitive observation circuit, smoke monitoring circuit, infrared human body observation circuit, wire transmission circuit, wireless transmission circuit and the power circuit for foregoing circuit power supply, described single chip machine controlling circuit is the embedded system of microprocessor chip and peripheral circuit composition thereof, it is characterized in that:
Humiture collection circuit comprises humiture collection sensor, it is connected with singlechip chip by 1 two-way single bus interface; Photosensitive observation circuit comprises that the analog signal output of photosensitive pick-up transducers, photosensitive observation circuit and an I/O interface with A/D translation function of singlechip chip are connected; Smoke monitoring circuit comprises that the analog signal output of smoke transducer, smoke monitoring circuit and the 2nd I/O interface with A/D translation function of singlechip chip are connected; Infrared human body observation circuit comprises pyroelectric infrared sensor and peripheral circuit thereof, and the signal output part of infrared human body observation circuit is connected with the I/O interface of singlechip chip.
2. the environmental sensor with human body sensing recognition function according to claim 1, is characterized in that: described singlechip chip is STC12C5A60S2 single-chip microcomputer.
3. the environmental sensor with human body sensing recognition function according to claim 1, is characterized in that: described pyroelectric infrared sensor is pyroelectricity numeral infrared sensor.
4. the environmental sensor with human body sensing recognition function according to claim 3, is characterized in that: described pyroelectricity numeral infrared sensor is AM412 pyroelectricity numeral infrared sensor.
5. the environmental sensor with human body sensing recognition function according to claim 1, is characterized in that: described humiture collection sensor is DHT22 digital hygro sensor.
6. the environmental sensor with human body sensing recognition function according to claim 1, is characterized in that: described smoke transducer is MQ2 smoke transducer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420201183.9U CN203824583U (en) | 2014-04-23 | 2014-04-23 | Environment detector having human body induction and identification functions |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420201183.9U CN203824583U (en) | 2014-04-23 | 2014-04-23 | Environment detector having human body induction and identification functions |
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| CN203824583U true CN203824583U (en) | 2014-09-10 |
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| CN201420201183.9U Expired - Lifetime CN203824583U (en) | 2014-04-23 | 2014-04-23 | Environment detector having human body induction and identification functions |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109696893A (en) * | 2018-12-27 | 2019-04-30 | 江苏中科智能***有限公司 | Building intellectualization management system |
| CN110856131A (en) * | 2019-11-14 | 2020-02-28 | 东风设计研究院有限公司 | Digital multifunctional intelligent monitoring terminal and monitoring method |
-
2014
- 2014-04-23 CN CN201420201183.9U patent/CN203824583U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109696893A (en) * | 2018-12-27 | 2019-04-30 | 江苏中科智能***有限公司 | Building intellectualization management system |
| CN110856131A (en) * | 2019-11-14 | 2020-02-28 | 东风设计研究院有限公司 | Digital multifunctional intelligent monitoring terminal and monitoring method |
| CN110856131B (en) * | 2019-11-14 | 2021-06-04 | 东风设计研究院有限公司 | Digital multifunctional intelligent monitoring terminal and monitoring method |
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Granted publication date: 20140910 |
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| CX01 | Expiry of patent term |