CN204188174U - A kind of sensor with pulse detection function - Google Patents
A kind of sensor with pulse detection function Download PDFInfo
- Publication number
- CN204188174U CN204188174U CN201420635252.7U CN201420635252U CN204188174U CN 204188174 U CN204188174 U CN 204188174U CN 201420635252 U CN201420635252 U CN 201420635252U CN 204188174 U CN204188174 U CN 204188174U
- Authority
- CN
- China
- Prior art keywords
- pin
- chip
- resistance
- electric capacity
- sensor
- 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.)
- Expired - Fee Related
Links
Landscapes
- Amplifiers (AREA)
Abstract
The utility model discloses a kind of sensor with pulse detection function, primarily of sensor, main control chip K, the correction circuit be connected with main control chip K forms.Focus on also being provided with pulse-detecting circuit between sensor and correction circuit.Further, described pulse-detecting circuit by detection chip M1, triode VT1, resistance R1, resistance R2, resistance R3, resistance R4, electric capacity C1, electric capacity C2, and diode D1 forms.The utility model can detect the pulse received, and judges whether pulse has mistake, thus the signal that quantity sensor exports is more accurate, avoids because judging the loss caused by accident.
Description
Technical field
The utility model relates to a kind of electronic sensor, specifically refers to a kind of sensor with pulse detection function.
Background technology
People, must by means of sense organ in order to from extraneous obtaining information.And depend merely on the sense organ of people self, in investigate natural phenomena and rule and activity in production, their function is just far from much of that.For adapting to this situation, just need sensor.Therefore can say, sensor is the prolongation of mankind's face, is referred to as again electric face.
The arrival of new technology revolution, the world starts to enter the information age.In the process utilizing information, what first will solve will obtain information accurately and reliably exactly, and sensor is the main path and the means that obtain information in nature and production field.In modern industry produces especially automated production process, carry out the parameters in monitoring and controlling production run with various sensor, make equipment be operated in normal condition or optimum condition, and make product reach best quality.Therefore can say, do not have numerous excellent sensors, modern production also just loses basis.The pulse of moment sensor is easily interfered, and it can not paired pulses mistake detect, thus the parameter generation error making it monitor, affect production run.
Utility model content
The purpose of this utility model is that overcoming current temperature sensor can not detect by paired pulses, thus makes the defect of institute's monitored parameter generation error, and providing a kind of can carry out the sensor with pulse detection function that detects and rectify a deviation by paired pulses.
The purpose of this utility model is achieved through the following technical solutions: a kind of sensor with pulse detection function, primarily of sensor, main control chip K, the correction circuit be connected with main control chip K forms, meanwhile, between sensor and correction circuit, also pulse-detecting circuit is provided with, described pulse-detecting circuit is by detection chip M1, triode VT1, one end is connected with the VCC pin of detection chip M1, the resistance R1 that the other end is then connected with the base stage of triode VT1, one end is connected with the emitter of triode VT1, the resistance R2 that the other end is connected with DIS pin with the TIRE pin of detection chip M1 respectively, N pole is connected with the IN pin of main control chip K with the OUT pin of detection chip M1 respectively, the P pole then diode D1 of ground connection after resistance R4 and resistance R3 and electric capacity C1 in turn, and one end is connected with the CONT pin of detection chip M1, the electric capacity C2 of other end ground connection forms, the VCC pin of described detection chip M1 is connected with sensor, its TRI pin is then connected with the tie point of electric capacity C1 with resistance R3, RESET pin is connected with the tie point of resistance R4 with resistance R3, OUT pin is connected with correction circuit, DIS pin is also connected with the tie point of electric capacity C1 with resistance R3 with THRE pin, its GND pin ground connection, the grounded collector of described triode VT1.
Further, described correction circuit is by the chip M2 that rectifies a deviation, triode VT2, one end is connected with the FX pin of correction chip M2, the resistance R6 that the other end is connected with the base stage of triode VT2, one end is connected with the emitter of triode VT2, the resistance R7 that the other end is connected with the BE pin of correction chip M2 after electric capacity C3, one end is connected with the tie point of electric capacity C3 with resistance R7, the resistance R8 of other end ground connection after electric capacity C4, end of oppisite phase is connected with the FU pin of correction chip M2, the differential amplifier U2 that in-phase end is connected with the OUT pin of main control chip K after resistance R5, be serially connected in the electric capacity C5 between the in-phase end of differential amplifier U2 and output terminal, and end of oppisite phase is connected with the BN pin of correction chip M2, the differential amplifier U1 that in-phase end is connected with the OUT pin of detection chip M1 forms, the output terminal of described differential amplifier U1 is also connected with the OUT pin of main control chip K, and the end of oppisite phase of differential amplifier U2 is also connected with the tie point of electric capacity C4 with resistance R8, and the grounded collector of triode Q1.
For guaranteeing result of use, described detection chip M1 is NE555 integrated chip, and described correction chip M2 is LTC3783 type integrated chip, and described main control chip K is A718 type integrated chip.
The utility model comparatively prior art is compared and is had the following advantages and beneficial effect:
(1) the utility model is provided with pulse-detecting circuit, can paired pulses mistake detect, and the parameter making it monitor working environment is more accurate, reduces the loss because error brings.
(2) the utility model initiative detection chip M1, correction chip and main control chip are integrated use, Detection results therefore can be made better, and speed is faster.
Accompanying drawing explanation
Fig. 1 is one-piece construction schematic diagram of the present utility model.
Embodiment
Below in conjunction with embodiment, the utility model is described in further detail, but embodiment of the present utility model is not limited thereto.
Embodiment
As shown in Figure 1, the sensor with pulse detection function described in the utility model, primarily of sensor, main control chip K, the correction circuit be connected with main control chip K forms.Focus on also being provided with pulse-detecting circuit between sensor and correction circuit.
Described pulse-detecting circuit by detection chip M1, triode VT1, resistance R1, resistance R2, resistance R3, resistance R4, electric capacity C1, electric capacity C2, and diode D1 forms.
During connection, one end of resistance R1 is connected with the VCC pin of detection chip M1, the other end is then connected with the base stage of triode VT1, one end of resistance R2 is connected with the emitter of triode VT1, the other end is connected with DIS pin with the TIRE pin of detection chip M1 respectively, the N pole of diode D1 is connected with the IN pin of main control chip K with the OUT pin of detection chip M1 respectively, P pole then ground connection after resistance R4 and resistance R3 and electric capacity C1 in turn, and one end of electric capacity C2 is connected with the CONT pin of detection chip M1, other end ground connection.The VCC pin of described detection chip M1 is connected with sensor, its TRI pin is then connected with the tie point of electric capacity C1 with resistance R3, RESET pin is connected with the tie point of resistance R4 with resistance R3, OUT pin is connected with correction circuit, DIS pin is also connected with the tie point of electric capacity C1 with resistance R3 with THRE pin, its GND pin ground connection; The grounded collector of described triode VT1.
The detecting sensor pulse of receiving whether can have mistake by pulse-detecting circuit, and correct, the signal making it export is more accurate.In order to ensure implementation result, described detection chip M1 adopts NE555.
In order to ensure that sensor exports signal accurately further, thus be provided with correction circuit, it is by the chip M2 that rectifies a deviation, triode VT2, one end is connected with the FX pin of correction chip M2, the resistance R6 that the other end is connected with the base stage of triode VT2, one end is connected with the emitter of triode VT2, the resistance R7 that the other end is connected with the BE pin of correction chip M2 after electric capacity C3, one end is connected with the tie point of electric capacity C3 with resistance R7, the resistance R8 of other end ground connection after electric capacity C4, end of oppisite phase is connected with the FU pin of correction chip M2, the differential amplifier U2 that in-phase end is connected with the OUT pin of main control chip K after resistance R5, be serially connected in the electric capacity C5 between the in-phase end of differential amplifier U2 and output terminal, and end of oppisite phase is connected with the BN pin of correction chip M2, the differential amplifier U1 that in-phase end is connected with the OUT pin of detection chip M1 forms.The output terminal of described differential amplifier U1 is also connected with the OUT pin of main control chip K, and the end of oppisite phase of differential amplifier U2 is also connected with the tie point of electric capacity C4 with resistance R8, and the grounded collector of triode Q1.
In order to ensure result of use, the detection chip M1 in the utility model preferentially adopts NE555 type integrated chip to realize, and correction chip M2 then preferentially adopts LTC3783 type integrated chip to realize, and main control chip K then preferentially adopts A718 type integrated chip to realize.
As mentioned above, just the utility model can well be realized.
Claims (3)
1. there is a sensor for pulse detection function, primarily of sensor, main control chip K, the correction circuit be connected with main control chip K forms, and it is characterized in that: between sensor and correction circuit, be also provided with pulse-detecting circuit, described pulse-detecting circuit is by detection chip M1, triode VT1, one end is connected with the VCC pin of detection chip M1, the resistance R1 that the other end is then connected with the base stage of triode VT1, one end is connected with the emitter of triode VT1, the resistance R2 that the other end is connected with DIS pin with the TIRE pin of detection chip M1 respectively, N pole is connected with the IN pin of main control chip K with the OUT pin of detection chip M1 respectively, the P pole then diode D1 of ground connection after resistance R4 and resistance R3 and electric capacity C1 in turn, and one end is connected with the CONT pin of detection chip M1, the electric capacity C2 of other end ground connection forms, the VCC pin of described detection chip M1 is connected with sensor, its TRI pin is then connected with the tie point of electric capacity C1 with resistance R3, RESET pin is connected with the tie point of resistance R4 with resistance R3, OUT pin is connected with correction circuit, DIS pin is also connected with the tie point of electric capacity C1 with resistance R3 with THRE pin, its GND pin ground connection, the grounded collector of described triode VT1.
2. a kind of sensor with pulse detection function according to claim 1, it is characterized in that: described correction circuit is by the chip M2 that rectifies a deviation, triode VT2, one end is connected with the FX pin of correction chip M2, the resistance R6 that the other end is connected with the base stage of triode VT2, one end is connected with the emitter of triode VT2, the resistance R7 that the other end is connected with the BE pin of correction chip M2 after electric capacity C3, one end is connected with the tie point of electric capacity C3 with resistance R7, the resistance R8 of other end ground connection after electric capacity C4, end of oppisite phase is connected with the FU pin of correction chip M2, the differential amplifier U2 that in-phase end is connected with the OUT pin of main control chip K after resistance R5, be serially connected in the electric capacity C5 between the in-phase end of differential amplifier U2 and output terminal, and end of oppisite phase is connected with the BN pin of correction chip M2, the differential amplifier U1 that in-phase end is connected with the OUT pin of detection chip M1 forms, the output terminal of described differential amplifier U1 is also connected with the OUT pin of main control chip K, and the end of oppisite phase of differential amplifier U2 is also connected with the tie point of electric capacity C4 with resistance R8, and the grounded collector of triode Q1.
3. a kind of sensor with pulse detection function according to claim 2, it is characterized in that: described detection chip M1 is NE555 integrated chip, described correction chip M2 is LTC3783 type integrated chip, described main control chip K is A718 type integrated chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420635252.7U CN204188174U (en) | 2014-10-29 | 2014-10-29 | A kind of sensor with pulse detection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420635252.7U CN204188174U (en) | 2014-10-29 | 2014-10-29 | A kind of sensor with pulse detection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204188174U true CN204188174U (en) | 2015-03-04 |
Family
ID=52620159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420635252.7U Expired - Fee Related CN204188174U (en) | 2014-10-29 | 2014-10-29 | A kind of sensor with pulse detection function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204188174U (en) |
-
2014
- 2014-10-29 CN CN201420635252.7U patent/CN204188174U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204188174U (en) | A kind of sensor with pulse detection function | |
| CN204389129U (en) | Sealing cabin perforate automatic detection device | |
| CN201795747U (en) | Wheel disc part detection tool | |
| CN204334520U (en) | Based on the pulse detection transducer of phase-locked loop | |
| CN203657752U (en) | Infrared detection jig of aperture type product | |
| CN204329982U (en) | Based on the phaselocked loop pulse detection sensor of Phase Processing | |
| CN103148753B (en) | The go side of detect aperture and the feeler gauge of not-go-end while of once | |
| CN204008948U (en) | Multifunctional cable pick-up unit | |
| CN104677385A (en) | Phase processing-based phase-locked loop pulse detecting sensor | |
| CN104485931A (en) | Pulse detection sensor based on phase-locked loop | |
| CN207067046U (en) | Dedicated processes chip based on electrode method testing soil moisture | |
| CN104122481B (en) | Multifunctional cable detection device | |
| CN104457798A (en) | Pulse detection sensor based on linear driving | |
| CN202869689U (en) | Double-temperature-zone single probe capable of automatically identifying and correcting error | |
| CN204374293U (en) | A kind of current detection module of frequency converter | |
| CN105116358B (en) | Battery identification system and its recognition methods | |
| CN109425636A (en) | Four sections of soil moisture detection sensors based on TDR mode | |
| CN203964904U (en) | Trees detector perpendicularity detector | |
| CN103471644B (en) | A kind of memory material that adopts is to the device and method of the accurate detection and localization of complex object | |
| CN207832882U (en) | A kind of integrated circuit of high-precision measuring electricity consumption and electrical leakage | |
| CN202649157U (en) | Soil environment testing device | |
| CN104849072A (en) | Tyre performance detection method | |
| CN104483719A (en) | Method for diagnosing data exception of telemetering precipitation stations by means of radar echoes | |
| CN109425642A (en) | Dedicated processes chip based on electrode method testing soil moisture | |
| CN203572396U (en) | Hole diameter detecting pin |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: BEIJING WANJIA'AN ELECTRIC ENGINEERING CO., LTD. Free format text: FORMER OWNER: CHENGDU SHIRUIDA TECHNOLOGY CO., LTD. Effective date: 20150508 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Chen Jianghua Inventor before: Zhou Xiaoling |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 611800 CHENGDU, SICHUAN PROVINCE TO: 100077 MENTOUGOU, BEIJING Free format text: CORRECT: INVENTOR; FROM: ZHOU XIAOLING TO: CHEN JIANGHUA |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20150508 Address after: 3 B1-4168 room, No. 20, Yongan Road, Shilong economic and Technological Development Zone, Mentougou District, Beijing, 100077 Patentee after: An 10000 Beijing Electrical Engineering Co. Ltd. Address before: 611800, Sichuan, Dujiangyan City, Chengdu Happy Town Union Village four sets of Tianlun holiday apartment, a period of 1, 1, 5 Patentee before: CHENGDU SHIRUIDA TECHNOLOGY CO., LTD. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150304 Termination date: 20161029 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |