CN105606235A - Solar overtemperature alarm - Google Patents
Solar overtemperature alarm Download PDFInfo
- Publication number
- CN105606235A CN105606235A CN201610075573.XA CN201610075573A CN105606235A CN 105606235 A CN105606235 A CN 105606235A CN 201610075573 A CN201610075573 A CN 201610075573A CN 105606235 A CN105606235 A CN 105606235A
- Authority
- CN
- China
- Prior art keywords
- chip microcomputer
- circuit
- capacitor
- solar
- limit switch
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/02—Means for indicating or recording specially adapted for thermometers
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
- H02J9/068—Electronic means for switching from one power supply to another power supply, e.g. to avoid parallel connection
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/70—Hybrid systems, e.g. uninterruptible or back-up power supplies integrating renewable energies
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electric Clocks (AREA)
Abstract
The invention discloses a solar overtemperature alarm. The solar overtemperature alarm comprises a clock circuit, a reset circuit, an STC12C5A60S2 single-chip microcomputer, a temperature sensor, a solar power supply circuit, a display circuit, a temperature threshold adjusting circuit and an alarm module, wherein the clock circuit and the reset circuit are both connected with the STC12C5A60S2 single-chip microcomputer; the output end of the temperature sensor is connected with the input end of the STC12C5A60S2 single-chip microcomputer; the output end of the solar power supply circuit is simultaneously connected with the power supply input ends of the reset circuit, the STC12C5A60S2 single-chip microcomputer, the temperature sensor, the display circuit and the alarm module; the input end of the display circuit is connected with the output end of the STC12C5A60S2 single-chip microcomputer; the output end of the temperature threshold adjusting circuit is connected with the input end of the STC12C5A60S2 single-chip microcomputer; and the input end of the alarm module is connected with the output end of the STC12C5A60S2 single-chip microcomputer. The solar overtemperature alarm has the advantages of reasonable circuit design, convenient application, high flexibility, low cost, sensitive temperature detection and high detection precision, thereby facilitating promotion and application.
Description
Technical field
The present invention relates to a kind of alarm, what be specifically related to is a kind of solar energy overtemperature alarm.
Background technology
At present, temperature overtemperature alarm equipment has been widely used in productive life, for example pernicious gas overtemperature alarm. But the most circuit structure complexity of existing overtemperature alarm, manufacturing cost is high, and easily breaks down. In addition, existing overtemperature alarm all adopts mains-supplied, adopts the mode of mains-supplied to carry out work, on the one hand, due to the restriction of wiring, causes the use flexibility of alarm poor, is difficult to carry out rational layout according to site environment; While being power-off on the other hand, cannot normally work, thus very inconvenient on using.
In sum, those skilled in the art are necessary existing temperature overtemperature alarm to improve.
Summary of the invention
Of the present invention providing is a kind of solar energy overtemperature alarm, solves prior art and has circuit structure complexity, high, the awkward problem of manufacturing cost.
For achieving the above object, the technical scheme that the present invention deals with problems is as follows:
A kind of solar energy overtemperature alarm, comprises clock circuit, reset circuit, STC12C5A60S2 single-chip microcomputer, temperature sensor, solar-electricity source circuit, display circuit, temperature threshold regulating circuit and alarm module, wherein:
Described STC12C5A60S2 single-chip microcomputer pin 16 ground connection GND;
Described temperature sensor output is connected with STC12C5A60S2 single-chip microcomputer input, for gathering measured body temperature, and temperature signal is converted into electric power signal transfers in STC12C5A60S2 single-chip microcomputer and processes;
Described solar-electricity source circuit comprises solar panel, and the battery being connected with this solar panel by anti-return diode; The power input of described STC12C5A60S2 single-chip microcomputer, temperature sensor, display circuit and alarm module is all connected with solar panel and battery simultaneously;
Described circuit all the time comprises capacitor C 5 and the capacitor C 6 of parallel connection and equal ground connection GND, and is connected to the crystal oscillator Y between capacitor C 5 and capacitor C 6; Described capacitor C 5 connects STC12C5A60S2 single-chip microcomputer pin 14; Described capacitor C 6 connects STC12C5A60S2 single-chip microcomputer pin 15;
Described reset circuit comprises limit switch SW-PB1, connects with this limit switch SW-PB1 one end and connects the radial polarised capacitor C 1 of solar panel and battery simultaneously, and the also resistance R 1 of ground connection GND of connecting with this radial polarised capacitor C 1; The RST port of described limit switch SW-PB1 other end access STC12C5A60S2 single-chip microcomputer;
Described temperature threshold regulating circuit comprises the limit switch SW-PB2 of one end ground connection GND, another termination STC12C5A60S2 single-chip microcomputer pin 10, and the capacitor C 2 in parallel with this limit switch SW-PB2;
Described display circuit input is connected with STC12C5A60S2 single-chip microcomputer output, for showing the real time temperature of measured body;
Described alarm module input is connected with STC12C5A60S2 single-chip microcomputer pin 19, for realizing overtemperature alarm.
Further, described display circuit comprises 1602 LCD MODULEs, and the adjustable resistance R2 being connected with this 1602 LCD MODULE POT port; Described 1602 LCD MODULEs are connected with pin 23～25 and the pin 30～37 of STC12C5A60S2 single-chip microcomputer simultaneously; Described adjustable resistance R2 one end ground connection GND, the other end connects solar panel and battery simultaneously.
For realizing the processing to outside emergency, the present invention also comprises external hardware interrupt control circuit, this external hardware interrupt control circuit comprises the limit switch SW-PB3 of the IRQ port of one end ground connection GND, another termination STC12C5A60S2 single-chip microcomputer, and the capacitor C 3 in parallel with this limit switch SW-PB3.
Compared with prior art, the present invention has following beneficial effect:
(1) the present invention is by the circuit design of clock circuit, reset circuit, STC12C5A60S2 single-chip microcomputer, temperature sensor, solar-electricity source circuit, display circuit, temperature threshold regulating circuit and alarm module, taking STC12C5A60S2 single-chip microcomputer as main control module, under solar powered condition, by rational software and hardware combining and control, can realize the object of real-time detection, demonstration and the overtemperature alarm of external temperature, for needing temperature controlled occasion to facilitate in productive life. That the present invention not only carries is convenient with field layout, it is sensitive to control, be difficult for breaking down, and temperature detection scope wide (2 DEG C～145 DEG C), accuracy of detection high (error is 2%～5%), and circuit structure is simple, cheap for manufacturing cost, be therefore applicable to very much mass production.
(2) the present invention is provided with the auxiliary power supply mode of battery in solar-electricity source circuit, it is the in the situation that of solar cell panel voltages deficiency, can ensure the normal work of alarm, therefore, compared with the alarm that the present invention adopts mains-supplied with tradition, there is work continuity and by force, be not subject to wiring restriction, use convenient advantage.
(3) there is larger application prospect for domestic current electronic alarm market, because the market demand of electronic alarm is larger, and solar energy has very large development potentiality as new forms of energy, therefore, the present invention has met the trend of development in science and technology well, realized innovation, it has very high practical value and promotional value.
Brief description of the drawings
Fig. 1 is system block diagram of the present invention.
Fig. 2 is partial circuit schematic diagram of the present invention.
Detailed description of the invention
Below in conjunction with brief description of the drawings and embodiment, the invention will be further described, and mode of the present invention includes but are not limited to following examples.
As shown in Figure 1, 2, the invention provides and a kind ofly utilize solar powered overtemperature to hold device tightly, it comprises clock circuit, reset circuit, STC12C5A60S2 single-chip microcomputer, temperature sensor, solar-electricity source circuit, display circuit, temperature threshold regulating circuit and alarm module.
Described STC12C5A60S2 single-chip microcomputer pin 16 ground connection GND; And described temperature sensor output is connected with STC12C5A60S2 single-chip microcomputer input, it is for gathering the temperature of measured body, and transfers to the processing of STC12C5A60S2 single-chip microcomputer after temperature signal is converted into the signal of telecommunication. In the present embodiment, temperature sensor can adopt Ds18b20 or other sensors to external world temperature carry out perception.
Described clock circuit is for the work timing of STC12C5A60S2 single-chip microcomputer, and this clock circuit comprises capacitor C 5 and the capacitor C 6 of parallel connection and equal ground connection GND, and is connected to the crystal oscillator Y(12MHz between capacitor C 5 and capacitor C 6); Described capacitor C 5 connects STC12C5A60S2 single-chip microcomputer pin 14; Described capacitor C 6 connects STC12C5A60S2 single-chip microcomputer pin 15.
Described reset circuit is for realizing the data playback of STC12C5A60S2 single-chip microcomputer, this reset circuit comprises limit switch SW-PB1, the radial polarised capacitor C 1 of connecting with this limit switch SW-PB1 one end, and the also resistance R 1 of ground connection GND of connecting with this radial polarised capacitor C 1; The RST port (pin 4) of described limit switch SW-PB1 other end access STC12C5A60S2 single-chip microcomputer.
Described display circuit is for showing the real time temperature of measured body, and it comprises 1602 LCD MODULEs, and the adjustable resistance R2 being connected with this 1602 LCD MODULE POT port; Described 1602 LCD MODULEs are connected with pin 23～25 and the pin 30～37 of STC12C5A60S2 single-chip microcomputer simultaneously; Described adjustable resistance R2 one end ground connection GND.
Described temperature threshold regulating circuit is for regulating the threshold value (maximum and minimum of a value) of alarm temperature, it comprises the limit switch SW-PB2 of one end ground connection GND, another termination STC12C5A60S2 single-chip microcomputer pin 10, and the capacitor C 2 in parallel with this limit switch SW-PB2.
The input of described alarm module is connected with the pin 19 of STC12C5A60S2 single-chip microcomputer, for realizing overtemperature alarm. In the present embodiment, described alarm module is made up of buzzer and two light emitting diodes, the buzzer warning of sounding in the time that temperature goes beyond the scope, and light emitting diode is thereupon luminous. Two light emitting diodes are respectively used to that temperature exceeds scope and are luminous during lower than scope, and meanwhile, buzzer also can send the sound of two kinds of different tones.
Described solar-electricity source circuit is used to whole alarm that working power is provided, its solar panel is (in the present embodiment, solar cell panel voltages and electric current are respectively 5～5.5V, 300mA), and the battery being connected with this solar panel by anti-return diode. In the present embodiment, anti-return diode serves as photovoltaic charge controller, ensure that battery can not be overcharged or adverse current, and the voltage and current of battery is respectively 3.7V, 1.2AH. Battery plays the effect of store electrical energy, burning voltage in the present invention, in the time that solar voltage is not enough, ensures the normal work of circuit. The power input of the described limit switch SW-PB1 other end, STC12C5A60S2 single-chip microcomputer, temperature sensor, the adjustable resistance R2 other end and alarm module is all connected with solar panel and battery simultaneously.
In addition, while there is emergency episode for guarantee alarm in the process of work, can quit work in time, the present invention is also provided with external hardware interrupt control circuit, it comprises the limit switch SW-PB3 of the IRQ port (pin 8,9) of one end ground connection GND, another termination STC12C5A60S2 single-chip microcomputer, and the capacitor C 3 in parallel with this limit switch SW-PB3. The present embodiment is provided with two interrupt control circuits, controls that temperature exceedes max-thresholds and interruption while not reporting to the police for one, an interruption when controlling temperature and not reporting to the police lower than minimum threshold.
Groundwork principle of the present invention is as follows:
In the situation that solar panel and/or battery provide operating voltage and electric current, by temperature threshold regulating circuit preset alarm temperature threshold, then by the temperature of temperature sensor perception measured body, and produce induction frequencies signal, give STC12C5A60S2 single-chip microcomputer a crystal oscillator signal, realize the input of signal, now, clock circuit produces pulse signal, and STC12C5A60S2 single-chip microcomputer is started working.
STC12C5A60S2 single-chip microcomputer electric power signal is processed, the signal of telecommunication after treatment is divided into two strands, one is transferred to buzzer to do warning, and another thigh is transferred to 1602 LCD MODULEs, shows current temperature, temperature threshold and the adjustable temperature threshold value of measured body.
The present invention adopts STC12C5A60S2 single-chip microcomputer as main control module, and carry out rational circuit design, thereby taking solar energy as master, battery are under auxiliary condition, by effective combination of software and hardware, realize real-time detection, demonstration and the overtemperature alarm of temperature. Circuit design of the present invention is simple, with low cost, real-time detection, demonstration and the overtemperature alarm of external temperature have been realized with minimum circuit structure, and the most important thing is that it is not only convenient for carrying, but also can carry out layout according to site environment, therefore use flexibility very strong, both possessed the feature of mains-supplied work, again the continuity of keeping system work effectively. Therefore, the present invention can be widely used in needing in productive life temperature controlled occasion.
Above-described embodiment is only one of the preferred embodiment of the present invention; should not be used for limiting the scope of the invention; all in body design thought of the present invention and the change of having no essential meaning or the polishing made mentally; its technical problem solving is still consistent with the present invention, within all should being included in protection scope of the present invention.
Claims (3)
1. a solar energy overtemperature alarm, is characterized in that, comprises clock circuit, reset circuit, STC12C5A60S2 single-chip microcomputer, temperature sensor, solar-electricity source circuit, display circuit, temperature threshold regulating circuit and alarm module, wherein:
Described STC12C5A60S2 single-chip microcomputer pin 16 ground connection GND;
Described temperature sensor output is connected with STC12C5A60S2 single-chip microcomputer input, for gathering measured body temperature, and temperature signal is converted into electric power signal transfers in STC12C5A60S2 single-chip microcomputer and processes;
Described solar-electricity source circuit comprises solar panel, and the battery being connected with this solar panel by anti-return diode; The power input of described STC12C5A60S2 single-chip microcomputer, temperature sensor, display circuit and alarm module is all connected with solar panel and battery simultaneously;
Described circuit all the time comprises capacitor C 5 and the capacitor C 6 of parallel connection and equal ground connection GND, and is connected to the crystal oscillator Y between capacitor C 5 and capacitor C 6; Described capacitor C 5 connects STC12C5A60S2 single-chip microcomputer pin 14; Described capacitor C 6 connects STC12C5A60S2 single-chip microcomputer pin 15;
Described reset circuit comprises limit switch SW-PB1, connects with this limit switch SW-PB1 one end and connects the radial polarised capacitor C 1 of solar panel and battery simultaneously, and the also resistance R 1 of ground connection GND of connecting with this radial polarised capacitor C 1; The RST port of described limit switch SW-PB1 other end access STC12C5A60S2 single-chip microcomputer;
Described temperature threshold regulating circuit comprises the limit switch SW-PB2 of one end ground connection GND, another termination STC12C5A60S2 single-chip microcomputer pin 10, and the capacitor C 2 in parallel with this limit switch SW-PB2;
Described display circuit input is connected with STC12C5A60S2 single-chip microcomputer output, for showing the real time temperature of measured body;
Described alarm module input is connected with STC12C5A60S2 single-chip microcomputer pin 19, for realizing overtemperature alarm.
2. a kind of solar energy overtemperature alarm according to claim 1, is characterized in that, described display circuit comprises 1602 LCD MODULEs, and the adjustable resistance R2 being connected with this 1602 LCD MODULE POT port; Described 1602 LCD MODULEs are connected with pin 23～25 and the pin 30～37 of STC12C5A60S2 single-chip microcomputer simultaneously; Described adjustable resistance R2 one end ground connection GND, the other end connects solar panel and battery simultaneously.
3. a kind of solar energy overtemperature alarm according to claim 1 and 2, it is characterized in that, also comprise external hardware interrupt control circuit, this external hardware interrupt control circuit comprises the limit switch SW-PB3 of the IRQ port of one end ground connection GND, another termination STC12C5A60S2 single-chip microcomputer, and the capacitor C 3 in parallel with this limit switch SW-PB3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610075573.XA CN105606235A (en) | 2016-02-03 | 2016-02-03 | Solar overtemperature alarm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610075573.XA CN105606235A (en) | 2016-02-03 | 2016-02-03 | Solar overtemperature alarm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105606235A true CN105606235A (en) | 2016-05-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610075573.XA Pending CN105606235A (en) | 2016-02-03 | 2016-02-03 | Solar overtemperature alarm |
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| Country | Link |
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| CN (1) | CN105606235A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106707008A (en) * | 2016-12-27 | 2017-05-24 | 成都信息工程大学 | Electronic current transformer and working method thereof |
| CN107658959A (en) * | 2017-11-23 | 2018-02-02 | 山东省农业科学院科技信息研究所 | A kind of interconnection type controller for solar |
| CN109855173A (en) * | 2019-03-06 | 2019-06-07 | 青海民族大学 | A kind of integrated heating intelligence control system of the multimodeization based on cloud server |
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| CN107658959A (en) * | 2017-11-23 | 2018-02-02 | 山东省农业科学院科技信息研究所 | A kind of interconnection type controller for solar |
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| CN109855173A (en) * | 2019-03-06 | 2019-06-07 | 青海民族大学 | A kind of integrated heating intelligence control system of the multimodeization based on cloud server |
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Application publication date: 20160525 |
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