CN105674064A - Short-range self-powered monitor for pipe fluid information - Google Patents
Short-range self-powered monitor for pipe fluid information Download PDFInfo
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- CN105674064A CN105674064A CN201610028673.7A CN201610028673A CN105674064A CN 105674064 A CN105674064 A CN 105674064A CN 201610028673 A CN201610028673 A CN 201610028673A CN 105674064 A CN105674064 A CN 105674064A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D5/00—Protection or supervision of installations
- F17D5/02—Preventing, monitoring, or locating loss
- F17D5/06—Preventing, monitoring, or locating loss using electric or acoustic means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B13/00—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
- F03B13/08—Machine or engine aggregates in dams or the like; Conduits therefor, e.g. diffusors
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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
- H02J7/32—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from a charging set comprising a non-electric prime mover rotating at constant speed
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- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Measuring Volume Flow (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The invention discloses a short-range self-powered monitor for pipe fluid information. The short-range self-powered monitor comprises a fluid power generation device and an energy storage monitoring device. The energy storage monitoring device comprises an intelligent control panel and a rechargeable battery. The intelligent control panel comprises a microcontroller, a wireless communication module and a temperature collecting circuit. Fluid energy is converted into electric energy through the fluid power generation device to be stored in the rechargeable battery, and the technical effects of self powering and energy storage are achieved. The technical effect of wireless short-range transmission is achieved through a ZigBee module or an NRF module or a Bluetooth module or an infrared module. The fluid information is analyzed through the microcontroller, fluid temperature information is collected through a temperature sensor, and therefore the technical effect of monitoring the pipe fluid information is achieved. A fluid monitoring module is omitted, so that the structure is simpler, cost is low, and the size is smaller.
Description
Technical field
The present invention relates to fluid monitoring field, relate in particular to a kind of short range self-powered watch-dog of pipeline fluid information.
Background technology
Water is one of modal material on the earth, being the valuable source of all life existence including inorganic chemical combination, the mankind, is also the most important part of organism, and water has played important function in Life Evolution, it is that a kind of narrow sense is non-renewable, broad sense renewable resource.
Water is Source of life, city, one family and even a people's life at every moment all be unable to do without water, China's water resource of per capita only has 2100 cubic metres, it is only 28% of world's per capita share, the contradiction of supply and demand for the water resource is outstanding, whole nation annual water deficit billion cubic meter more than 500,2/3rds urban water shortage, rural area has nearly 300,000,000 population drinking-water dangerous.
In city, water is transported to every family by water supply network, but public supply mains system is in its running, due to the impact of the various unpredictable factors such as even uncontrollable, can inevitably be subject to damage to a certain extent, cause the leakage of part of running water, according to statistics, China's city ubiquity water supply network leakage.
For how effectively detecting water pipe leak, application publication number is a kind of wireless proximity water leakage detection device and the system of CN101871834A, adopt powered battery, can realize wireless proximity water leakage monitoring, compared to traditional sound wave monitoring, can find more timely seepy question and find to leak more accurately place, but this patent adopts powered battery, and electric power system can not be regenerated, and has limitation; This patent mainly for be the water leakage monitoring of foggara, need this equipment is placed on foggara, in the time there is equipment fault, there is the problems such as bad maintenance; This device is not suitable for household person and uses simultaneously, and household person also exists tap water tube leakage in using, the phenomenon such as forget to turn off the tap.
Application publication number is the self-powered Fluid Volume monitoring system of CN103471654A, comprise water pipe, fluid generator, flow monitoring module, energy collecting chip, electric power storage module, booster circuit, single-chip microcomputer, liquid crystal display, can complete the functions such as flow monitoring, charging demonstration, temperature survey, Bluetooth transmission, but this invention has flow monitoring module, boost module and liquid crystal display to show electric energy, large and system complex consume energy, expensive, so there is obvious defect.
Therefore, be necessary to design a kind of power consumption and self-powered and support the monitoring of wireless proximity fluid information and the simpler and low-cost pipeline fluid watch-dog of structure rationally, simultaneously.
Summary of the invention
The present invention provides a kind of short range of pipeline fluid information self-powered watch-dog for addressing the above problem, and by flow generator, fluid energy is converted to electric energy, and is stored on rechargeable battery, has realized the technique effect of self-powered and energy preservation; By ZigBee module or NRF module or Bluetooth module or infrared module, realize the technique effect of wireless proximity transmission; Carry out analysing fluid information by microcontroller, carry out acquisition stream temperature information by temperature sensor, thereby played the technique effect of monitoring pipeline fluid information, and saved fluid monitoring module, make structure simpler, with low cost, volume is less; This watch-dog only just wakes single-chip microcomputer and wireless proximity transmission up in the situation that having fluid mobile simultaneously, does not need the consumption electric energy of continuation, makes self-contained electric system be enough to provide the use of power circuit.
For achieving the above object, reach above-mentioned effect, the present invention is achieved through the following technical solutions:
A kind of short range self-powered watch-dog of pipeline fluid information, comprise flow generator and energy storage monitoring device, described flow generator is connected with energy storage monitoring device by wire, described energy storage monitoring device comprises Intelligent control board and rechargeable battery, described Intelligent control board comprises microcontroller, wireless communication module and temperature collection circuit, described Intelligent control board is by wire and rechargeable battery, flow generator connects, described flow generator is connected on pipeline, fluid energy is converted to electric energy, be stored on rechargeable battery, for Intelligent control board work, described microcontroller draws rate of flow of fluid information according to the signal of telecommunication receiving, obtain fluid temperature (F.T.) information according to temperature collection circuit, and control wireless communication module rate of flow of fluid and temperature information are sent to server end in real time, described wireless communication module is ZigBee module or NRF module or Bluetooth module or infrared module, can realize short-range wireless transmission.
Further, described flow generator comprises shell, microgenerator, fixed rotating shaft, the hydraulic turbine and pipe joint, described microgenerator is connected with the hydraulic turbine by fixed rotating shaft, described microgenerator comprises rotor, stator, described stator is fixed on shell, described pipe joint comprises water inlet and delivery port, and described water inlet, delivery port are connected with pipeline.
Further, the control signal of described wireless communication module on can reception server end, and its communication is processed to microcontroller, thus control the duty of whole watch-dog.
Further, described Intelligent control board comprises electric energy collecting circuit, battery management circuit, described flow generator is connected with electric energy collecting circuit after rectification circuit, and described electric energy collecting circuit is connected with battery management circuit, and described rechargeable battery is connected with battery management circuit.
Further, described microcontroller is connected with signal transformation circuit, described signal transformation circuit is connected with flow generator through rectification circuit, the ac power waveform of the generation of described flow generator becomes pulsating direct current electrical waveform after rectification circuit, after signal transformation circuit, become square wave waveform, the waveform that described microcontroller receives the signal of telecommunication is square wave.
Further, the described square wave cycle is consistent with ac period or proportional.
Further, described microcontroller show that according to the signal of telecommunication receiving the operation principle of rate of flow of fluid information is: the fluid in described pipeline promotes hydraulic turbine rotation, rotate by fixed rotating shaft rotor driven, with stator cutting magnetic line, produce alternating current, frequency and the rate of flow of fluid of alternating current are proportional, and microcontroller draws ac frequency according to the signal of telecommunication receiving, thereby obtains rate of flow of fluid.
Further, on described energy storage monitoring device, be connected with indicator lamp, described indicator lamp is connected with microcontroller, plays the effect that consumes electric energy when electricity is completely indicated and electricity is full.
Further, described temperature collection circuit comprises temperature sensor, the fluid contact in described temperature sensor and pipeline.
Further, described rechargeable battery is replaceable is super capacitor, and described flow generator is connected with super capacitor after rectification circuit.
The invention has the beneficial effects as follows:
1, leak with Traditional Man judgement monitoring, the present invention is applicable to comprise water, oil, the traffic monitoring of the pipeline fluids such as gas, carry out analysing fluid information by microcontroller, and fluid information is passed through to wireless communication module, wireless proximity is transferred to server end, by server-side processes and send leakage early warning, realize real-time automatic monitoring, make people can understand the flow behaviour in service of oneself pipeline fluid, thereby can find more timely fluid leakage, compared to personal monitoring, the information obtaining is more, the energy expending still less, result is accurate and effective more, the speed of finding fluid leakage is faster,
2, but use the product of large power consumption power circuit with using powered battery or the power supply of employing fluid, by flow generator, fluid energy is converted to electric energy, and be stored on rechargeable battery, realize the technique effect of self-powered and energy preservation, this watch-dog only just wakes single-chip microcomputer and wireless proximity transmission up in the situation that having fluid mobile simultaneously, do not need the consumption electric energy of continuation, add circuit own simpler, make self-contained electric system be enough to provide the use of power circuit;
3, the product occurring at present and invention are realizing hydroelectric generation and fluid inspection has all separated, need to use hydroelectric generator and fluid inspection module totally two assemblies, and the present invention is by being converted into ac power waveform square wave waveform, by microcontroller, the processing of square wave waveform is drawn to rate of flow of fluid information, thereby play the technique effect of monitoring pipeline fluid flow, in guaranteeing to obtain effective fluid information, save fluid monitoring module, make structure simpler, cost is cheaper, and volume is less;
4, the present invention uses ZigBee module or NRF module or Bluetooth module or infrared module to be used as wireless communication module, with respect to WIFI module and GPRS module, although transmission range is shorter, but enough families are used or the use of small-sized Bao Zheng chamber, and its power consumption is lower, price is cheaper;
5, the present invention is provided with temperature collection circuit, and carry out communication by wireless communication module and server end, make people can understand the fluid temperature (F.T.) information in pipeline, on family expenses, can carry out water according to the water temperature of own demand, avoid the excessive or too small injury causing of temperature; Industrial, Running-water Company can judge whether according to water temperature information can be too low and icing because of water temperature, thereby avoid the phenomenon such as water pipe obstruction or blast causing because freezing;
To sum up, the present invention is that a kind of power consumption and self-powered are supported the monitoring of wireless proximity fluid information and the simpler and low-cost pipeline fluid watch-dog of structure rationally, simultaneously.
Above-mentioned explanation is only the general introduction of technical solution of the present invention, in order to better understand technological means of the present invention, and can be implemented according to the content of description, with preferred embodiment of the present invention and coordinate accompanying drawing to be described in detail as follows, the specific embodiment of the present invention is provided in detail by following examples and accompanying drawing thereof below.
Brief description of the drawings
Accompanying drawing described herein is used to provide a further understanding of the present invention, forms the application's a part, and schematic description and description of the present invention is used for explaining the present invention, does not form inappropriate limitation of the present invention. In the accompanying drawings:
Fig. 1 is the framework schematic diagram of the short range self-powered watch-dog of a kind of pipeline fluid information that the present invention relates to;
Fig. 2 is that the short range self-powered watch-dog of a kind of pipeline fluid information that the present invention relates to is connected to the schematic diagram on pipeline;
Fig. 3 is the schematic internal view of the energy storage monitoring device that the present invention relates to;
Fig. 4 is the internal structure schematic diagram of the flow generator that the present invention relates to;
Fig. 5 is the wireless communication module that the present invention relates to schematic diagram while communicating by letter with server end;
Fig. 6 is the circuit diagram that the microcontroller that the present invention relates to gathers fluid information;
Fig. 7 is the self-powered circuit diagram of flow generator the present invention relates to;
Fig. 8 is a kind of embodiment of the temperature collection circuit that the present invention relates to;
Fig. 9 is the ac power waveform that the present invention relates to wave form varies schematic diagram after rectification circuit, signal transformation circuit;
Figure 10 is for the server end that is used in conjunction with the present invention is according to the rate of flow of fluid schematic flow sheet detecting that leaks;
Figure 11 is the optional embodiment schematic diagram of the flow generator that the present invention relates to.
Fig. 2-Fig. 5, Tu11Zhong, flow generator 1, shell 11, microgenerator 12, rotor 121, stator 122, fixed rotating shaft 13, the hydraulic turbine 14, pipe joint 15, cavity 16, water inlet 151, delivery port 152, indicator lamp 2, energy storage monitoring device 3, Intelligent control board 31, microcontroller 311, wireless communication module 312, temperature collection circuit 313, rechargeable battery 32, pipeline 4, server end 5.
In Fig. 6-Fig. 8, D1 is rectifier bridge, and VT1 is the triode of NPN type, and R1-R4 is resistance, and MCU is microcontroller, and VCC, VDD are operating voltage, and C1 is electric capacity, the A/D interface that A/D1 is microcontroller, and BH is temperature sensor.
In Figure 10, Vt be real-time flow rate of water flow, V0 for the early warning flow speed value that leaks, St be that Real-time Water flow volume, S0 are the early warning bulking value that leaks.
Detailed description of the invention
Below with reference to the accompanying drawings and in conjunction with the embodiments, describe the present invention in detail:
As Figure 1-Figure 11, a kind of short range self-powered watch-dog of pipeline fluid information, comprise flow generator 1 and energy storage monitoring device 3, described flow generator 1 is connected with energy storage monitoring device 3 by wire, described energy storage monitoring device 3 comprises Intelligent control board 31 and rechargeable battery 32, described Intelligent control board 31 comprises microcontroller 311, wireless communication module 312 and temperature collection circuit 313, described Intelligent control board 31 is by wire and rechargeable battery 32, flow generator 1 connects, described flow generator 1 is connected on pipeline 4, fluid energy is converted to electric energy, be stored on rechargeable battery 32, work for Intelligent control board 31, described microcontroller 311 draws rate of flow of fluid information according to the signal of telecommunication receiving, obtain fluid temperature (F.T.) information according to temperature collection circuit 313, and control wireless communication module 312 rate of flow of fluid and temperature information are sent to server end 5 in real time, described wireless communication module 312 is ZigBee module or NRF module or Bluetooth module or infrared module, can realize short-range wireless transmission.
Further, described flow generator 1 comprises shell 11, microgenerator 12, fixed rotating shaft 13, the hydraulic turbine 14 and pipe joint 15, described microgenerator 12 is connected with the hydraulic turbine 14 by fixed rotating shaft 13, described microgenerator 12 comprises rotor 121, stator 122, described stator 122 is fixed on shell 11, described pipe joint 15 comprises water inlet 151 and delivery port 152, and described water inlet 151, delivery port 152 are connected with pipeline 4.
Further, the control signal of described wireless communication module 312 on can reception server end 5, and its communication is processed to microcontroller 311, thus control the duty of whole watch-dog.
Further, described Intelligent control board 31 comprises electric energy collecting circuit, battery management circuit, described flow generator 1 is connected with electric energy collecting circuit after rectification circuit, described electric energy collecting circuit is connected with battery management circuit, and described rechargeable battery 32 is connected with battery management circuit.
Further, described microcontroller 311 is connected with signal transformation circuit, described signal transformation circuit is connected with flow generator 1 through rectification circuit, the ac power waveform of the generation of described flow generator 1 becomes pulsating direct current electrical waveform after rectification circuit, after signal transformation circuit, become square wave waveform, the waveform that described microcontroller 311 receives the signal of telecommunication is square wave.
Further, the described square wave cycle is consistent with ac period or proportional.
Further, described microcontroller 311 show that according to the signal of telecommunication receiving the operation principle of rate of flow of fluid information is: the fluid in described pipeline 4 promotes the hydraulic turbine 14 and rotates, rotate by fixed rotating shaft 13 rotor drivens 121, with stator 122 cutting magnetic lines, produce alternating current, frequency and the rate of flow of fluid of alternating current are proportional, and microcontroller 311 draws ac frequency according to the signal of telecommunication receiving, thereby obtains rate of flow of fluid.
Further, on described energy storage monitoring device 3, be connected with indicator lamp 2, described indicator lamp 2 is connected with microcontroller 311, plays the effect that consumes electric energy when electricity is completely indicated and electricity is full.
Further, described temperature collection circuit 313 comprises temperature sensor, the fluid contact in described temperature sensor and pipeline 4.
Further, described rechargeable battery 32 is replaceable is super capacitor, and described flow generator 1 is connected with super capacitor after rectification circuit.
Specific embodiment
Shown in Fig. 1-Fig. 5, the short range self-powered watch-dog of a kind of pipeline fluid information of the present invention is connected on pipeline 4 and uses, fluid in this pipeline 4 is current, be connected with pipeline 4 respectively by water inlet 151, delivery port 152, and coordinate corresponding server end 5 to use, itself and pipeline 4, server end 5 combine use the course of work as follows:
1), self-powered: the current in pipeline 4 promote the hydraulic turbine 14 and rotate, and rotate by fixed rotating shaft 13 rotor drivens 121, with stator 122 cutting magnetic lines, produce alternating current;
2), accumulate: alternating current is transferred to electric energy collecting circuit, battery management circuit after rectification circuit, is finally transferred to complete electric flux in rechargeable battery 32 and preserve;
3), gather flow information of water: alternating current is transferred to signal transformation circuit after rectification circuit simultaneously, then draws flow rate of water flow information by microcontroller 311 according to the signal of telecommunication receiving; Temperature sensor gathers the water flow temperature information in pipeline 4, and water flow temperature information is delivered to microcontroller 311;
4), wireless transmission: when microcontroller 311 has gathered flow rate of water flow and the temperature information in certain hour, wake on wireless communication module 312, and the flow rate of water flow in certain hour and temperature information are transmitted into server end 5 by wireless communication module 312;
5), the early warning of leaking: server end 5 is compared with the early warning value that leaks according to the flow rate of water flow information receiving, thereby carries out early warning prompting after the scope that exceeds the early warning value that leaks;
6), indicator lamp is bright: when the electric weight of rechargeable battery 32 is full of, pass through battery management circuit, full electricity signal is transferred to microcontroller 311, control indicator lamp 2 by microcontroller 311 bright, indicator lamp 2 plays the effect that consumes electric energy simultaneously, avoids rechargeable battery 32 under saturated situation, also to continue the damage that charging causes;
7), control: user can the program on server end 5 control, the control signal on wireless communication module 312 reception server ends 5, and its communication is processed to microcontroller 311, thereby control the duty of whole watch-dog;
8), state: when not having flow and server end 5 not to send control signal, whole circuit is in resting state; When there is no flow, but server end 5 sends control signal, and wake on wireless communication module 312 is waken microcontroller 311 up by wireless communication module 312, is reacted according to the control instruction receiving by microcontroller 311; In the time that water starts to flow, wake microcontroller 311 up, make microcontroller 311 in running order, constantly gather flow rate of water flow information, after interval time, wake on wireless communication module 312, sends to server end 5 by the flow rate of water flow information in this interval time and processes.
Shown in Fig. 6-Fig. 7, the rectification circuit that the embodiment of the present invention adopts is rectifier bridge D1, and signal transformation circuit is by current-limiting resistance R1, pull-up resistor R2, triode VT1 composition.
Fig. 8 is a kind of embodiment of the temperature collection circuit that the present invention relates to; By series resistance R4; reduce the electric current on temperature sensor BH; the normal work of protection temperature sensor BH; carry out filtering by capacitor C 1 and resistance R 3; the A/D module converts that the analog temperature signal obtaining is transferred to microcontroller inside by A/D1 is data signal, and the program of offering is carried out Treatment Analysis.
Fig. 9 is the waveform schematic diagram of the embodiment of the present invention after the circuit that adopts Fig. 6, the alternating current that flow generator 1 sends, and waveform is as shown in figure A, after rectifier bridge D1, be that upper just lower negative alternating voltage changes a unidirectional pulsating volage into by polarity of voltage, waveform is as shown in figure B, its principle is the one-way conduction that has utilized diode, the rectifier bridge D1 being made up of four diodes is called again bridge rectifier, can obtain full-wave rectified voltage, the signal transformation circuit that unidirectional pulsating volage forms through triode VT1, become square wave, waveform is as shown in figure C, I/O mouth on microcontroller is received on the colelctor electrode of triode VT1, the voltage receiving as triode VT1 does not reach conducting voltage, triode VT1 is in cut-off state, on colelctor electrode, voltage is VCC, the voltage receiving as triode VT1 reaches after conducting voltage, triode VT1 conducting, the colelctor electrode crimping near-earth that powers on, thereby form square wave waveform, for single-chip microcomputer, process square wave waveform relatively simple, and the advantage of this signal transformation circuit is that its period frequency can not change, thereby make the square wave cycle consistent with ac period.
Known according to 1-Fig. 9, flow rate of water flow becomes certain proportional relation with the rotation period of the hydraulic turbine 14, the hydraulic turbine 14 is connected by fixed rotating shaft 13 with microgenerator 12, the ac period that microgenerator 12 produces and the proportional relation of flow rate of water flow, and the square wave cycle of alternating current after signal transformation circuit is the same with the cycle of alternating current, so microcontroller 311 is receiving after square wave, can obtain the cycle of alternating current according to rectangle wave period, thereby draw flow rate of water flow.
Shown in Figure 10, the server end that the present invention is used in conjunction with according to flow rate of water flow leak detect flow process as follows:
1, flow rate of water flow Vt compares with the early warning flow speed value V0 that leaks in real time, if Vt is less than V0, send the early warning of leaking, this is in order to monitor the less situation of water leakage, as the phenomenon that tap is not tightened or water pipe drips, owing to there being water flow, but in the state of dripping, so its flow rate of water flow is very low, and in the ordinary course of things, people, in the process that makes water, there will not be so low flow rate of water flow, are judged as the phenomenon that continues to leak on a small quantity
2, Real-time Water flow volume St compares with the early warning bulking value S0 that leaks, if St is greater than S0, send the early warning of leaking, this is in order to monitor the more situation of water leakage, as tap one is heading straight for the phenomenon of forgetting pass or water pipe fracture, now, flow rate of water flow evenly and fast, in unconscious situation always in the state of leaking, after the regular hour, the water volume flowing through is greater than people's amount used in everyday, is judged to be existence and continues in a large number the phenomenon of leaking.
Current volume S is multiplied by by the flow rate of water flow V obtaining the flow Q=VA that the cross-sectional area A of pipeline obtains, and carries out the integration of time T by the flow Q in this period, can obtain current volume S.
Figure 11 is the optional embodiment of the flow generator 1 that the present invention relates to; Flow generator 1 is connected with pipeline 4, between microgenerator 12 and shell 11, is provided with cavity 16, current can be flowed along cavity 16.
The above, be only preferred embodiment of the present invention, not the present invention done to any pro forma restriction; The those of ordinary skill of all industry all can be implemented the present invention with the above shown in by specification accompanying drawing swimmingly; But all those skilled in the art are not departing within the scope of technical solution of the present invention, utilize disclosed above technology contents and a little change, the modification of making and the equivalent variations developing, be equivalent embodiment of the present invention; Meanwhile, the change of any equivalent variations that all foundations essence technology of the present invention is done above embodiment, modification and differentiation etc., within all still belonging to the protection domain of technical scheme of the present invention.
Claims (10)
1. the short range self-powered watch-dog of a pipeline fluid information, comprise flow generator (1) and energy storage monitoring device (3), it is characterized in that: described flow generator (1) is connected with energy storage monitoring device (3) by wire, described energy storage monitoring device (3) comprises Intelligent control board (31) and rechargeable battery (32), described Intelligent control board (31) comprises microcontroller (311), wireless communication module (312) and temperature collection circuit (313), described Intelligent control board (31) is by wire and rechargeable battery (32), flow generator (1) connects, described flow generator (1) is connected on pipeline (4), fluid energy is converted to electric energy, be stored on rechargeable battery (32), for Intelligent control board (31) work, described microcontroller (311) draws rate of flow of fluid information according to the signal of telecommunication receiving, obtain fluid temperature (F.T.) information according to temperature collection circuit (313), and control wireless communication module (312) rate of flow of fluid and temperature information are sent to server end (5) in real time, described wireless communication module (312) is ZigBee module or NRF module or Bluetooth module or infrared module, can realize short-range wireless transmission.
2. the short range self-powered watch-dog of a kind of pipeline fluid information according to claim 1, it is characterized in that: described flow generator (1) comprises shell (11), microgenerator (12), fixed rotating shaft (13), the hydraulic turbine (14) and pipe joint (15), described microgenerator (12) is connected with the hydraulic turbine (14) by fixed rotating shaft (13), described microgenerator (12) comprises rotor (121), stator (122), described stator (122) is fixed on shell (11), described pipe joint (15) comprises water inlet (151) and delivery port (152), described water inlet (151), delivery port (152) is connected with pipeline (4).
3. the short range self-powered watch-dog of a kind of pipeline fluid information according to claim 1, it is characterized in that: the control signal of described wireless communication module (312) on can reception server end (5), and its communication is processed to microcontroller (311), thereby control the duty of whole watch-dog.
4. the short range self-powered watch-dog of a kind of pipeline fluid information according to claim 1, it is characterized in that: described Intelligent control board (31) comprises electric energy collecting circuit, battery management circuit, described flow generator (1) is connected with electric energy collecting circuit after rectification circuit, described electric energy collecting circuit is connected with battery management circuit, and described rechargeable battery (32) is connected with battery management circuit.
5. the short range self-powered watch-dog of a kind of pipeline fluid information according to claim 4, it is characterized in that: described microcontroller (311) is connected with signal transformation circuit, described signal transformation circuit is connected with flow generator (1) through rectification circuit, the ac power waveform of the generation of described flow generator (1) becomes pulsating direct current electrical waveform after rectification circuit, after signal transformation circuit, become square wave waveform, the waveform that described microcontroller (311) receives the signal of telecommunication is square wave.
6. the short range self-powered watch-dog of a kind of pipeline fluid information according to claim 5, is characterized in that: the described square wave cycle is consistent with ac period or proportional.
7. the short range self-powered watch-dog of a kind of pipeline fluid information according to claim 2, it is characterized in that: described microcontroller (311) show that according to the signal of telecommunication receiving the operation principle of rate of flow of fluid information is: the fluid in described pipeline (4) promotes the hydraulic turbine (14) rotation, rotate by fixed rotating shaft (13) rotor driven (121), with stator (122) cutting magnetic line, produce alternating current, frequency and the rate of flow of fluid of alternating current are proportional, microcontroller (311) draws ac frequency according to the signal of telecommunication receiving, thereby obtain rate of flow of fluid.
8. the short range self-powered watch-dog of a kind of pipeline fluid information according to claim 1, it is characterized in that: on described energy storage monitoring device (3), be connected with indicator lamp (2), described indicator lamp (2) is connected with microcontroller (311), plays the effect that consumes electric energy when electricity is completely indicated and electricity is full.
9. the short range self-powered watch-dog of a kind of pipeline fluid information according to claim 1, is characterized in that: described temperature collection circuit (313) comprises temperature sensor, the fluid contact in described temperature sensor and pipeline (4).
10. the short range self-powered watch-dog of a kind of pipeline fluid information according to claim 1, is characterized in that: described rechargeable battery (32) is replaceable is super capacitor, and described flow generator (1) is connected with super capacitor after rectification circuit.
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| CN201610028673.7A CN105674064A (en) | 2016-01-15 | 2016-01-15 | Short-range self-powered monitor for pipe fluid information |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113551719A (en) * | 2021-07-16 | 2021-10-26 | 三川智慧科技股份有限公司 | Self-generating intelligent water meter |
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