CN204099914U - Intelligent Pipe Leak Detection Instrument - Google Patents
Intelligent Pipe Leak Detection Instrument Download PDFInfo
- Publication number
- CN204099914U CN204099914U CN201420413941.3U CN201420413941U CN204099914U CN 204099914 U CN204099914 U CN 204099914U CN 201420413941 U CN201420413941 U CN 201420413941U CN 204099914 U CN204099914 U CN 204099914U
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- circuit
- microprocessor
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- leak detection
- pipe
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Abstract
The utility model provides Intelligent Pipe Leak Detection Instrument, containing microprocessor and peripheral circuit, measuring ultrasonic wave flow circuit, card reading circuit, dry reed-pipe trigger circuit, valve controling circuit, voltage detecting and reset circuit, to uncap testing circuit, remove power detection circuit, infrared communication circuit and the power circuit of powering to whole system, this Intelligent Pipe Leak Detection Instrument is installed on user's waterpipe, can Intelligent Measurement, control the water flow of user pipe flow, if pipe leakage time or the flow that leaks reach settings, Pipe Leak Detection Instrument can automatic-closing valve, prevent from causing economic loss because leaking to user.
Description
Technical field
The utility model relates to water supply line leak detection field, relates in particular to a kind of family Intelligent running water Pipe Leak Detection Instrument.
Background technique
Along with socioeconomic development, the raising day by day of living standards of the people, the water supply scale in city is also increasing, and this just needs the Security constantly improving water system, focuses on the maintenance work of waterworks operation, guarantees user's water demand.But, the town water supply leakage of current China is serious, wherein about 70% is caused because water supply network leaks, the water leakage phenomenon that water supply network occurs in running, serious waste water resources, directly has influence on the economic benefit of water undertaking, user's continuity water is made to can not get ensureing, greatly reduce the Security of pipeline, destroy water supply line basis, and easily cause secondary disaster.And the water meter that user family installs and uses, if user family is medium-term and long-term unmanned or to leak not only waste water resource but also bring economic loss to user because of pipeline of registering one's residence.Therefore the leaking of water meter that subscriber household is installed can not be ignored.
Summary of the invention
The purpose of this utility model is to provide a kind of Intelligent Pipe Leak Detection Instrument, this Pipe Leak Detection Instrument can Intelligent Measurement, control the water flow of user pipe flow, if pipe leakage time or the flow that leaks reach settings, Pipe Leak Detection Instrument can automatic-closing valve, prevents from causing economic loss because leaking to user.
Intelligent Pipe Leak Detection Instrument, containing microprocessor and peripheral circuit, measuring ultrasonic wave flow circuit, card reading circuit, dry reed-pipe trigger circuit, valve controling circuit, voltage detecting and reset circuit, testing circuit of uncapping, remove power detection circuit, infrared communication circuit and to the power circuit that whole system is powered, it is characterized in that: measuring ultrasonic wave flow circuit is communicated by SPI mode with microprocessor; FA+ end, the FA-end of valve controling circuit are connected with the P1.2 pin of microprocessor, P1.3 pin respectively; The card data that card reading circuit is read are communicated to microprocessor through the P6.5 pin of microprocessor; The output terminal of voltage detecting circuit is connected to the P6.1 pin of microprocessor; The output terminal of reset circuit is connected to the reset terminal of microprocessor; Two ports detected of uncapping are connected to P6.3 pin, the P6.4 pin of microprocessor respectively; Go the feeder ear of power detection circuit to be connected to the P6.2 pin of microprocessor, voltage detecting is connected to the P1.6 pin of microprocessor; The input end of infrared traffic alignment circuit is connected to the P2.1 pin of microprocessor, and the output terminal of infrared traffic alignment circuit is connected to the P2.2 pin of microprocessor; Dry reed-pipe trigger circuit are connected to the P1.4 pin of microprocessor.
Further scheme is: measuring ultrasonic wave flow circuit adopts special Twin channel time-to-digit converter TDC-GP22, coordinate suitable, the adverse current transducer that pipeline section is installed to realize flow measurement, ultrasound calorimetric measurement circuit and microprocessor adopt SPI mode to communicate.
Further scheme is: the model of microprocessor is MSP430F448IPZR.
Working principle of the present utility model is as described below:
This Intelligent Pipe Leak Detection Instrument is installed on user's waterpipe, powered to leak detector by dryelement cell, by measuring ultrasonic wave flow circuit metering water quantity, if the solid stream of water amount of user was more than X hour (X was by software design patterns), then the Microprocessor S3C44B0X valve controling circuit of intelligent leak detector closes valve, avoids leaking and causes economic loss to user.If user needs valve opening again, have three kinds of methods: (1) is opened battery cover and closed, the testing circuit of uncapping of intelligent leak detector detects this signal and transmits signals to microprocessor, and Microprocessor S3C44B0X valve controling circuit valve opening supplies water; (2) trigger the dry reed-pipe trigger circuit in Intelligent Instrument with magnet, dry reed-pipe is closed, and microprocessor can detect this signal, and control valve control circuit valve opening supplies water; (3) arrange card by brush, by arranging the swipe the card region of card near intelligent leak detector, read information in card through card reading circuit, Microprocessor S3C44B0X valve controling circuit valve opening supplies water.
The beneficial effects of the utility model are:
(1) a kind of Intelligent Pipe Leak Detection Instrument of the utility model, adopts advanced ultrasonic measurement flow, improves the accuracy of flow measurement.
(2) a kind of Intelligent Pipe Leak Detection Instrument of the utility model, is provided with measuring ability of uncapping, novel in design.
accompanying drawing explanation
Accompanying drawing 1 flows to schematic diagram for the utility model signal.
Embodiment
Illustrate below in conjunction with embodiment and accompanying drawing and the technical solution of the utility model is described in further detail.
As shown in Figure 1: a kind of Intelligent Pipe Leak Detection Instrument, containing microprocessor and peripheral circuit, measuring ultrasonic wave flow circuit, card reading circuit, dry reed-pipe trigger circuit, valve controling circuit, voltage detecting and reset circuit, testing circuit of uncapping, remove power detection circuit, infrared communication circuit and to the power circuit that whole system is powered, it is characterized in that: measuring ultrasonic wave flow circuit is communicated by SPI mode with microprocessor; FA+ end, the FA-end of valve controling circuit are connected with the P1.2 pin of microprocessor, P1.3 pin respectively; The card data that card reading circuit is read are communicated to microprocessor through the P6.5 pin of microprocessor; The output terminal of voltage detecting circuit is connected to the P6.1 pin of microprocessor; The output terminal of reset circuit is connected to the reset terminal of microprocessor; Two ports detected of uncapping are connected to P6.3 pin, the P6.4 pin of microprocessor respectively; Go the power supply control of power detection circuit to be terminated at the P6.2 pin of microprocessor, voltage detecting is connected to the P1.6 pin of microprocessor; The input end of infrared traffic alignment circuit is connected to the P2.1 pin of microprocessor, and the output terminal of infrared traffic alignment circuit is connected to the P2.2 pin of microprocessor; Dry reed-pipe trigger circuit are connected to the P1.4 pin of microprocessor.
Measuring ultrasonic wave flow circuit: adopt special Twin channel time-to-digit converter TDC-GP22, suitable, the adverse current transducer that pipeline section is installed is coordinated to realize flow measurement, ultrasound calorimetric measurement circuit and microprocessor adopt SPI mode to communicate, its peripheral circuit belongs to classic applications, does not repeat them here.
Card reading circuit: the utility model patent " the RF Signal circuit that can work at lower voltages " applied in 2008.3.7 with reference to my company, the patent No. is: ZL 200820069508.7, and embodiment is with reference to above-mentioned utility model patent embodiment one.The effect of this circuit is: user is by arranging card in intelligent leak detector outer brush, and card reading circuit will arrange the data communication of card to microprocessor, and microprocessor performs corresponding valve event.
Dry reed-pipe trigger circuit: the indirect electric capacity C3 at dry reed-pipe two ends, one end ground connection of C3, the other end meets power supply VCC through resistance R6, the other end connecting resistance R5 of resistance R6, between resistance R5 and electric capacity C3 one end of shunt capacitance C2, R5 also with the P1.4 pin of microprocessor, the effect of this circuit is: if user adopts external magnet to trigger dry reed-pipe, dry reed-pipe closes, then microprocessor detects this signal, performs corresponding valve event.
[Microsoft user 5] testing circuit of uncapping: the test end Cover of testing circuit of uncapping holds, Cover_C end is connected to the P6.3 pin of microprocessor, P6.4 pin, Cover_C end connects the positive pole of diode D9 through resistance R64, the minus earth of diode D9, a screw hole place of battery cover is met after resistance R70 and diode D9 parallel connection, Cover end connects the positive pole of diode D10 through resistance R65, the minus earth of diode D10, another screw hole place of battery cover is met after resistance R63 and diode D9 parallel connection, R70, D9, the effect of D10 is static protection, the effect of this circuit is: user closes after opening battery cover again, the P6.3 pin of microprocessor, after P6.4 pin detects this action, perform corresponding valve event.
Power circuit: system adopts 3 joint 1.5V dry cell power supplies, and dryelement cell is connected to the input end of voltage stabilizing chip LSD2DC-7336 through Schottky diode D1, farad capacitor C28, and the output terminal of LSD2DC-7336 exports 3.6V and powers to each function module.
Voltage detecting and reset circuit: voltage detecting circuit is primarily of voltage checking chip BU4837G-TR and peripheral circuit composition thereof; the GND of BU4837G-TR holds ground connection; the vdd terminal of BU4837G-TR connects [Microsoft user 8]; after this point is positioned at reversal protection diode, voltage checking chip can be protected not damage.Detect voltage herein simultaneously.Vout end meet VCC through pull-up resistor R8, Vout end be also connected with the P6.1 pin of microprocessor; Reset circuit is primarily of reset chip BU4820G-TR and peripheral circuit composition thereof, the GND of BU4820G-TR holds ground connection, the vdd terminal of BU4820G-TR meets VCC, the Vout end of BU4820G-TR is held through resistance R7VCC and is connected, the Vout end of BU4820G-TR is also connected with the reset terminal of microprocessor, after pull-up, be connected with the reset terminal for processor.Use reset chip can the insecure work at lower voltages of anti-locking system, greatly improve the reliability of system works.
Remove battery detection circuit: power supply control end is connected with the base stage of triode Q16 through resistance R66, the grounded-emitter connection of Q16, the collector electrode of Q16 is connected with the base stage of PNP type triode Q1 through resistance R67, Q1 emitter meet VCC, collector electrode is ground connection after resistance R68, resistance R69 series connection, voltage detecting end one end is connected to R68, and the other end is connected to the P1.6 pin of microprocessor, detects the voltage on R68.
Valve controling circuit: adopt general electric valve control circuit.
Infrared communication circuit: be made up of infrared transmitting circuit and infrared receiving circuit.Infrared transmitting circuit is made up of emitting diode T, triode Q2, resistance R9, resistance R10, the wherein collector electrode of triode ground connection after resistance R10 and emitting diode T connects, the emitter of triode meets VCC, and the base stage of triode is connected with the P2.2 pin of microprocessor through resistance R9; Infrared receiving circuit is made up of reception diode R, triode Q3, resistance R11 ~ resistance R13, wherein the positive pole of reception diode R connects VCC end, negative pole is ground connection after resistance R13, reception diode negative pole is also connected to the base stage of triode Q3 through resistance R12, the grounded-emitter connection of triode Q3, collector electrode meets VCC through resistance R11, and collector electrode is also connected to the P2.1 pin of microprocessor.
Claims (3)
1. Intelligent Pipe Leak Detection Instrument, containing microprocessor and peripheral circuit, measuring ultrasonic wave flow circuit, card reading circuit, dry reed-pipe trigger circuit, valve controling circuit, voltage detecting and reset circuit, testing circuit of uncapping, remove power detection circuit, infrared communication circuit and to the power circuit that whole system is powered, it is characterized in that: measuring ultrasonic wave flow circuit is communicated by SPI mode with microprocessor; FA+ end, the FA-end of valve controling circuit are connected with the P1.2 pin of microprocessor, P1.3 pin respectively; The card data that card reading circuit is read are communicated to microprocessor through the P6.5 pin of microprocessor; The output terminal of voltage detecting circuit is connected to the P6.1 pin of microprocessor; The output terminal of reset circuit is connected to the reset terminal of microprocessor; Two ports detected of uncapping are connected to P6.3 pin, the P6.4 pin of microprocessor respectively; Go the feeder ear of power detection circuit to be connected to the P6.2 pin of microprocessor, voltage detecting is connected to the P1.6 pin of microprocessor; The input end of infrared traffic alignment circuit is connected to the P2.1 pin of microprocessor, and the output terminal of infrared traffic alignment circuit is connected to the P2.2 pin of microprocessor; Dry reed-pipe trigger circuit are connected to the P1.4 pin of microprocessor.
2. Intelligent Pipe Leak Detection Instrument according to claim 1, it is characterized in that: measuring ultrasonic wave flow circuit adopts special Twin channel time-to-digit converter TDC-GP22, coordinate suitable, the adverse current transducer that pipeline section is installed to realize flow measurement, ultrasound calorimetric measurement circuit and microprocessor adopt SPI mode to communicate.
3. Intelligent Pipe Leak Detection Instrument according to claim 1, is characterized in that: the model of microprocessor is MSP430F448IPZR.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420413941.3U CN204099914U (en) | 2014-07-25 | 2014-07-25 | Intelligent Pipe Leak Detection Instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420413941.3U CN204099914U (en) | 2014-07-25 | 2014-07-25 | Intelligent Pipe Leak Detection Instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204099914U true CN204099914U (en) | 2015-01-14 |
Family
ID=52268343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420413941.3U Expired - Fee Related CN204099914U (en) | 2014-07-25 | 2014-07-25 | Intelligent Pipe Leak Detection Instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204099914U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108302330A (en) * | 2018-02-06 | 2018-07-20 | 韩俊 | A kind of domestic water monitoring device |
| CN109282158A (en) * | 2018-12-10 | 2019-01-29 | 美钻深海能源科技研发（上海）有限公司 | Underwater production equipment sound wave automatic safe closing well system |
| CN109682539A (en) * | 2018-11-23 | 2019-04-26 | 国网天津市电力公司电力科学研究院 | The integrated valve leakage current tester of more measuring techniques |
-
2014
- 2014-07-25 CN CN201420413941.3U patent/CN204099914U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108302330A (en) * | 2018-02-06 | 2018-07-20 | 韩俊 | A kind of domestic water monitoring device |
| CN109682539A (en) * | 2018-11-23 | 2019-04-26 | 国网天津市电力公司电力科学研究院 | The integrated valve leakage current tester of more measuring techniques |
| CN109282158A (en) * | 2018-12-10 | 2019-01-29 | 美钻深海能源科技研发（上海）有限公司 | Underwater production equipment sound wave automatic safe closing well system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150114 Termination date: 20190725 |