CN201803807U - Temperature sensor - Google Patents
Temperature sensor Download PDFInfo
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- CN201803807U CN201803807U CN 201020537991 CN201020537991U CN201803807U CN 201803807 U CN201803807 U CN 201803807U CN 201020537991 CN201020537991 CN 201020537991 CN 201020537991 U CN201020537991 U CN 201020537991U CN 201803807 U CN201803807 U CN 201803807U
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Abstract
A temperature sensor comprises a central processing unit (CPU), a probe incoming terminal connected with the CPU, a signal output terminal connected with a probe input terminal, a voltage stabilizer connected with the signal output terminal, an audible and visual alarm circuit driving circuit connected with the CPU, and an audible and visual alarm circuit connected with the audible and visual alarm circuit driving circuit. A fifth adjustable resistor is arranged for being connected with a pin 2 of the CPU, a third adjustable resistor is arranged for being connected with the voltage stabilizer, and a NAND gate integrated circuit is arranged for being connected with an audible and visual alarm driving circuit, an alarm buzzer and a light-emitting diode. Therefore, the utility model provides a temperature sensor which has the advantages that the working voltage of the CPU and a probe can be adjusted, adjustment is convenient, and audible and visual alarm can be carried out.
Description
Technical field
The utility model relates to a kind of sensor, particularly a kind of analog sensor that is applicable to gas temperature in continuous monitoring colliery down-hole ambient temperature or the releasing pipe.
Background technology
Present known temperature sensor, majority is used for the detection of temperature in air or the pipeline, there is not to regulate the variable resistor of the operating voltage of CPU and probe on the general temperature sensor mainboard, but utilize the method for adding build-out resistor to regulate CPU and probe operating voltage, in case build-out resistor punctures, then can cause sizable harm to CPU, and in the middle of State Control, do not have this function of self check, and be not with acoustic-optic alarm, be unfavorable for the test of sensor quality.
The utility model content
At the defective of above-mentioned prior art, the purpose of this utility model provides a kind ofly can regulate CPU and probe operating voltage, and easy to adjust, and can carry out the temperature sensor of sound and light alarm.
For achieving the above object, the utility model adopts following technical scheme:
A kind of temperature sensor, comprise CPU, connect the probe incoming end of CPU, the signal output part of the described probe input end of connection, the voltage stabilizer of the described signal output part of connection, the sound light alarming circuit driving circuit of the described CPU of connection, with the sound light alarming circuit that is connected described sound and light alarm driving circuit;
The pin 2 that the 5th adjustable resistance connects described CPU is set, the 3rd adjustable resistance is set connects described voltage stabilizer, the Sheffer stroke gate integrated circuit is set connects described sound and light alarm driving circuit and alarm buzzer and light emitting diode.
Temperature sensor of the present utility model, an end ground connection of wherein said the 5th adjustable resistance, the other end connects the pin 2 of described CPU by the tenth resistance, and the pin 2 of described CPU also connects power supply by the 11 resistance.
Temperature sensor of the present utility model is characterized in that, described the 3rd adjustable resistance one end connects the pin 1 of described voltage stabilizer by the 26 resistance, is connected the pin 2 of described voltage stabilizer, other end ground connection with the 27 resistance by the 26 resistance.
Temperature sensor of the present utility model, it is characterized in that, described sound light alarming circuit driving circuit connects described sound light alarming circuit by control signal, described sound light alarming circuit comprises, the 17 resistance that control signal connects connects the base stage of triode, the grounded emitter of described triode, the collector of described triode connects 13 pins of Sheffer stroke gate integrated circuit successively, 2 pins, the 18 resistance, the 19 resistance and power supply, 3 pins of described Sheffer stroke gate integrated circuit connect 12 pins of described Sheffer stroke gate integrated circuit and 4 pins and 5 pins of described Sheffer stroke gate integrated circuit respectively, 14 pins of described Sheffer stroke gate integrated circuit connect power supply, 7 pins of described Sheffer stroke gate integrated circuit are by light emitting diode ground connection, 11 pins of described Sheffer stroke gate integrated circuit connect 9 pins and 10 pins of described Sheffer stroke gate integrated circuit respectively, described Sheffer stroke gate integrated circuit 8 pins connect 1 pin of described Sheffer stroke gate integrated circuit by the 21 resistance, and 3 pin of connection alarm buzzer, 6 pins of described Sheffer stroke gate integrated circuit connect 1 pin of described Sheffer stroke gate integrated circuit by the 5th electric capacity, and connecting 1 pin of described alarm buzzer, 1 pin of described Sheffer stroke gate integrated circuit connects 2 pin of described alarm buzzer by the 20 resistance.
Temperature sensor of the present utility model, wherein said Sheffer stroke gate integrated circuit adopts CD4011.
Temperature sensor of the present utility model, wherein said sound and light alarm driving circuit comprises that the 8th resistance of the pin 23 that connects described CPU connects the base stage of second triode, the grounded emitter of described second triode, the collector of described second triode connects the base stage of the 3rd triode by the 6th resistance, the collector of described second triode connects+the 5V power supply by the 7th resistance, the emitter of described the 3rd triode connects+the 5V power supply, and the collector of described the 3rd triode is connected described sound light alarming circuit by the 25 resistance with second diode successively.
Because the resistance that can regulate adjustable resistance W5 and the first adjustable resistance W1 and the second adjustable resistance W2 as required, the operating voltage that just can regulate CPU and probe socket makes adjusting convenient succinct.
Again owing to be provided with sound light alarming circuit, can the CPU self check the time go wrong and in time report to the police, made things convenient for use.
Description of drawings
Fig. 1 is the CPU operating voltage circuit theory diagrams of the utility model temperature sensor;
Fig. 2 is the probe incoming end of the utility model temperature sensor and the circuit theory diagrams of signal output part;
Fig. 3 is the probe socket operating voltage circuit theory diagrams of the utility model temperature sensor;
Fig. 4 is the sound light alarming circuit driving circuit schematic diagram of the utility model temperature sensor;
Fig. 5 is the sound light alarming circuit schematic diagram of the utility model temperature sensor.
Embodiment
Be elaborated below in conjunction with the embodiment of accompanying drawing to the utility model temperature sensor.
Referring to Fig. 1, the 3.3V power supply is the P0.0/Vref end by pin 2 voltage input ends of the CPU of the 11 resistance R 11 connection temperature sensors of 1K, and the 11 resistance R 11 also connects the tenth resistance R 10 of 1K and the 5th adjustable resistance W5 ground connection of 10K successively.Thereby guarantee that when the 3.3V power supply power, the resistance of regulating the 5th adjustable resistance W5 can be regulated the voltage that the voltage input end P0.0/Vref of the CPU of temperature sensor holds, the i.e. operating voltage of CPU.
Referring to Fig. 2 and Fig. 3, the pin 1 of probe incoming end J1 connects the pin 2 of signal output part J2, pin 2 ground connection of probe incoming end J1, pin 3 inserts the pin 19SIN of CPU by the 4th resistance R 4 of 10K, the two ends of voltage stabilizer U9 connect signal output part J2 pin 1 and pin 3 respectively, the pin 3 of signal output part J2, promptly+5V power supply connection voltage stabilizer U9 is the pin 3 of AMS1117, the pin 1 of signal output part J2, promptly+power supply of 3V connects the pin 2 of voltage stabilizer U9, the pin 3 of voltage stabilizer U9 is by the tenth capacitor C 10 ground connection of 0.1u, the pin 2 of voltage stabilizer U9 is by the 13 capacitor C 13 ground connection of 0.1u, and the pin 2 of voltage stabilizer U9 connects pin 1 by the 27 resistance R 27, and pin 2 connects the 26 resistance R 26 and the 3rd adjustable resistance W3 and ground connection successively by the 27 resistance R 27.At this moment, can regulate the output voltage of probe socket by the resistance of regulating the 3rd adjustable resistance W3.
Owing to only need to regulate the operating voltage that the resistance of the 5th adjustable resistance W5 and the 3rd adjustable resistance W3 just can be regulated CPU and probe socket respectively, make regulate convenient succinctly.
Referring to Fig. 4, wherein the pin 23F_OUT of CPU connects the driving circuit of sound light alarming circuit, the base stage that connects the second triode Q2 by the 8th resistance R 8, the grounded emitter of the second triode Q2, the collector of the second triode Q2 connects the base stage of the 3rd triode Q3 by the 6th resistance R 6, the collector of the second triode Q2 connects+the 5V power supply by the 7th resistance R 7, the emitter of the 3rd triode Q3 connects+the 5V power supply, and the collector of the 3rd triode Q3 is connected sound light alarming circuit by the 25 resistance R 25 with the second diode D2 successively.
Referring to Fig. 5, control signal connects the base stage of triode N6 by the 17 resistance R 17, the grounded emitter of triode N6, the collector of triode N6 connects 13 pins of Sheffer stroke gate integrated circuit successively, 2 pins, the 18 resistance R 18, the 19 resistance R 19 and power supply VCC, 3 pins of Sheffer stroke gate integrated circuit connect 12 pins of Sheffer stroke gate integrated circuit and 4 pins and 5 pins of Sheffer stroke gate integrated circuit respectively, 14 pins of Sheffer stroke gate integrated circuit connect power supply VCC, 7 pins of Sheffer stroke gate integrated circuit are by LED 5 ground connection, 11 pins of Sheffer stroke gate integrated circuit connect 9 pins and 10 pins of Sheffer stroke gate integrated circuit respectively, Sheffer stroke gate integrated circuit 8 pins connect 1 pin of Sheffer stroke gate integrated circuit by the 21 resistance R 21, and 3 pin of connection alarm buzzer J3,6 pins of Sheffer stroke gate integrated circuit connect 1 pin of Sheffer stroke gate integrated circuit by the 5th capacitor C 5, and 1 pin of connection alarm buzzer J3,1 pin of Sheffer stroke gate integrated circuit connects 2 pin of alarm buzzer J3 by the 20 resistance R 20.Sheffer stroke gate integrated circuit in the acoustic-optic alarm 6 adopts CD4011.
Owing to be provided with sound light alarming circuit, can the CPU self check the time go wrong and in time report to the police, made things convenient for use.
Above embodiment is described preferred implementation of the present utility model; be not that scope of the present utility model is limited; under the prerequisite that does not break away from the utility model design spirit; various distortion and improvement that the common engineering technical personnel in this area make the technical solution of the utility model all should fall in the definite protection domain of claims of the present utility model.
Claims (6)
1. temperature sensor, the sound light alarming circuit driving circuit that comprises the probe incoming end (J1) of CPU, connection CPU, the signal output part (J2) that connects described probe input end (J1), the voltage stabilizer (U9) that connects described signal output part (J2), the described CPU of connection is with the sound light alarming circuit that is connected described sound and light alarm driving circuit;
It is characterized in that, the pin 2 that the 5th adjustable resistance (W5) connects described CPU is set, the 3rd adjustable resistance (W3) is set connects described voltage stabilizer (U9), the Sheffer stroke gate integrated circuit is set connects described sound and light alarm driving circuit and alarm buzzer (J3) and light emitting diode (LED5).
2. temperature sensor according to claim 1, it is characterized in that, one end ground connection of described the 5th adjustable resistance (W5), the other end is by the pin 2 of the described CPU of the tenth resistance (R10) connection, and the pin 2 of described CPU also connects power supply by the 11 resistance (R11).
3. temperature sensor according to claim 1, it is characterized in that, described the 3rd adjustable resistance (W3) end connects the pin 1 of described voltage stabilizer (U9) by the 26 resistance (R26), be connected the pin 2 of described voltage stabilizer (U9), other end ground connection with the 27 resistance (R27) by the 26 resistance (R26).
4. according to claim 2 or 3 each described temperature sensors, it is characterized in that, described sound light alarming circuit driving circuit connects described sound light alarming circuit by control signal, described sound light alarming circuit comprises, the 17 resistance (R17) that control signal connects connects the base stage of triode (N6), the grounded emitter of described triode (N6), the collector of described triode (N6) connects 13 pins of Sheffer stroke gate integrated circuit successively, 2 pins, the 18 resistance (R18), the 19 resistance (R19) and power supply (VCC), 3 pins of described Sheffer stroke gate integrated circuit connect 12 pins of described Sheffer stroke gate integrated circuit and 4 pins and 5 pins of described Sheffer stroke gate integrated circuit respectively, 14 pins of described Sheffer stroke gate integrated circuit connect power supply (VCC), 7 pins of described Sheffer stroke gate integrated circuit are by light emitting diode (LED5) ground connection, 11 pins of described Sheffer stroke gate integrated circuit connect 9 pins and 10 pins of described Sheffer stroke gate integrated circuit respectively, described Sheffer stroke gate integrated circuit 8 pins connect 1 pin of described Sheffer stroke gate integrated circuit by the 21 resistance (R21), and 3 pin of connection alarm buzzer (J3), 6 pins of described Sheffer stroke gate integrated circuit connect 1 pin of described Sheffer stroke gate integrated circuit by the 5th electric capacity (C5), and connecting 1 pin of described alarm buzzer (J3), 1 pin of described Sheffer stroke gate integrated circuit connects 2 pin of described alarm buzzer (J3) by the 20 resistance (R20).
5. temperature sensor according to claim 4 is characterized in that, described Sheffer stroke gate integrated circuit adopts CD4011.
6. temperature sensor according to claim 5, it is characterized in that, described sound and light alarm driving circuit comprises that the 8th resistance (R8) of the pin 23 that connects described CPU connects the base stage of second triode (Q2), the grounded emitter of described second triode (Q2), the collector of described second triode (Q2) connects the base stage of the 3rd triode (Q3) by the 6th resistance (R6), the collector of described second triode (Q2) connects+the 5V power supply by the 7th resistance (R7), the emitter of described the 3rd triode (Q3) connects+the 5V power supply, and the collector of described the 3rd triode (Q3) is connected described sound light alarming circuit by the 25 resistance (R25) with second diode (D2) successively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020537991 CN201803807U (en) | 2010-09-21 | 2010-09-21 | Temperature sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020537991 CN201803807U (en) | 2010-09-21 | 2010-09-21 | Temperature sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201803807U true CN201803807U (en) | 2011-04-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201020537991 Expired - Fee Related CN201803807U (en) | 2010-09-21 | 2010-09-21 | Temperature sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201803807U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101968384A (en) * | 2010-09-21 | 2011-02-09 | 淮南润成科技有限公司 | Temperature sensor |
| CN109873212A (en) * | 2019-01-24 | 2019-06-11 | 广州亚美信息科技有限公司 | A kind of new energy car battery temperature monitoring circuit |
-
2010
- 2010-09-21 CN CN 201020537991 patent/CN201803807U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101968384A (en) * | 2010-09-21 | 2011-02-09 | 淮南润成科技有限公司 | Temperature sensor |
| CN101968384B (en) * | 2010-09-21 | 2012-11-28 | 淮南润成科技股份有限公司 | Temperature sensor |
| CN109873212A (en) * | 2019-01-24 | 2019-06-11 | 广州亚美信息科技有限公司 | A kind of new energy car battery temperature monitoring circuit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: HUAI NAN RUNCHENG TECHNOLOGY SHARES CO., LTD. Free format text: FORMER NAME: HUAI NAN RUNCHENG TECHNOLOGY CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 232008 LITE-ON Road, Huainan economic and Technological Development Zone, Anhui Patentee after: Huainan Runcheng Technology Co., Ltd. Address before: 232008 LITE-ON Road, Huainan economic and Technological Development Zone, Anhui Patentee before: Huainan Runcheng Technology Co., Ltd. |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110420 Termination date: 20130921 |