CN101832667A - Anti-freezing intelligent control device for solar water heater - Google Patents
Anti-freezing intelligent control device for solar water heater Download PDFInfo
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- CN101832667A CN101832667A CN 201010185983 CN201010185983A CN101832667A CN 101832667 A CN101832667 A CN 101832667A CN 201010185983 CN201010185983 CN 201010185983 CN 201010185983 A CN201010185983 A CN 201010185983A CN 101832667 A CN101832667 A CN 101832667A
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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
- Y02E10/40—Solar thermal energy, e.g. solar towers
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Abstract
The invention relates to mechanical and electrical products and discloses an anti-freezing intelligent control device for a solar water heater. The anti-freezing intelligent control device consists of a signal acquisition unit (1), an intelligent controller (6) and an electric control valve (8), wherein the signal acquisition unit (1) is provided with a tubular shell (2); two ends of the shell (2) are provided with joint parts for connecting upper and lower water pipes (19) respectively; a temperature sensor (3) and a water body sensor are arranged inside the shell (2); the temperature sensor (3) and the water body sensor are connected with the intelligent controller (6) through leads; and the intelligent controller (6) is connected with the electric control valve (8). The anti-freezing intelligent control device has the advantages that: the signal acquisition unit (1) which is arranged on the upper and lower water pipes can transmit the water filling condition, water flow condition and temperature data inside the water pipes to the intelligent controller, the intelligent controller processes the data and transmits a corresponding command and an electronic control valve performs the action of filling or draining the water. Therefore, the upper and lower water pipes are timely evacuated while guaranteeing the normal upper and lower water performance, and the phenomenon of freezing of the water pipes is avoided. After the upper and lower water pipes are evacuated, hot water is directly discharged during using water, and unexpected effects are achieved.
Description
Technical field
The present invention relates to a kind of electronic product, promptly a kind of anti-freezing intelligent control device for solar water heater.
Background technology
In recent years, domestic solar water heater is popularized rapidly, for energy savings, improves the people's living standard, has brought into play certain effect., in the cold season of northern China, the upper and lower conduit of solar water heater occurs freezing easily.In order to address this problem, people have taked several different methods.Wherein Chang Yong method has two kinds: the one, special-purpose exhaust-valve is installed, emptying upper and lower conduit behind the last water.The 2nd, coat electric blanket in the upper and lower conduit outside, can heat when in pipe, freezing and dissolve.Before a kind of method need manually-operated, and operation easier is higher, how freezes because of misoperation.Though back one method can be dealt with problems, need to consume certain electric energy, and cause fire easily.Therefore, although more need hot water cold season, big multi-user still will discharge water solar water heater inactive.In addition, in the solar water heater running, all want cold water in the first discharge piping during the each water of user, time-consuming water wasting.All these problems have all restricted using and promoting of solar water heater.
Summary of the invention
The purpose of this invention is to provide a kind of without electric blanket, without manually-operated, can carry out the emptying operation of upper and lower conduit according to the situation in the solar water heater upper and lower conduit automatically, avoid upper and lower conduit freezing in cold season, guarantee the normal anti-freezing intelligent control device that uses of solar water heater.
Above-mentioned purpose is realized by following technical scheme: develop a kind of anti-freezing intelligent control device for solar water heater, be characterized in: this device is made up of signal picker, intelligent controller and motor-operated control valve, wherein: signal picker has a tube-like envelope, the shell two ends are respectively equipped with the junction surface that joins with upper and lower conduit, housings is provided with temperature sensor and water body sensor, temperature sensor and water body sensor join by lead and intelligent controller respectively, and intelligent controller and motor-operated control valve interrelate.
Said water body sensor is the water level detector that has two electrodes to constitute.
Said water body sensor is the current perceptrons.
Said current perceptron is a kind of impeller sensor.
Said current perceptron is a kind of electromagnetic flow transducer.
Said water body sensor is made up of current perceptron and water level detector.
Said water level detector is the detection circuit that two electrodes are arranged.
Said current perceptron is an impeller sensor.
Said current perceptron is a kind of moving Magnetic Sensor.
Said intelligent controller is a single-chip microcomputer.
Said motor-operated control valve has a three-way pipe, the filling pipe end that three-way pipe is respectively equipped with the water inlet that joins with running water pipe, joins with upper and lower conduit, other has a discharge outlet, three mouth meets are provided with valve, valve is provided with at least closes discharge outlet or closes two operating positions of water inlet, and by the driven by motor of intelligent controller control.
Said valve is the spherical valve piece of part that is driven by valve shaft, has at least the inner face of two pipes to be airtight the cooperation with spherical valve piece surface in the three-way pipe.
Said valve is made up of a sealing ring and the cylindric sealing valve block of part, and wherein, the sealing valve block is hinged in the three-way pipe by valve shaft.
The invention has the beneficial effects as follows: the signal picker on the upper and lower conduit, can be transferred to the single-chip microcomputer intelligent controller to water-filling situation, streamflow regime and the temperature data in the water pipe, send command adapted thereto by intelligent controller according to data processed result again, go up the action of water or emptying by the Electric Machine Control valve, thereby when guaranteeing normal water operation up and down, the emptying upper and lower conduit is avoided the generation of the icing phenomenon of water pipe in good time.After the upper and lower conduit emptying, directly discharge the hot water of water tank during user's water, avoided the phenomenon of first row's cold water, obtained beyond thought effect, thereby provide condition for the antifreeze and use of north of china in winter solar water heater.
Description of drawings
Fig. 1 is the front view of first kind of embodiment;
Fig. 2 is the front view of the parts impeller sensor of first kind of embodiment;
Fig. 3 is the left view of the parts impeller sensor of first kind of embodiment;
Fig. 4 is the front view of the parts motor-operated control valve of first kind of embodiment;
Fig. 5 is the vertical view of the parts motor-operated control valve of first kind of embodiment;
Fig. 6 is a kind of duty cutaway view of the parts motor-operated control valve of first kind of embodiment;
Fig. 7 is the another kind of duty cutaway view of the parts motor-operated control valve of first kind of embodiment;
Fig. 8 is the working state schematic representation of first kind of embodiment;
Fig. 9 is the cutaway view of the parts motor-operated control valve of second kind of embodiment;
Figure 10 is the cutaway view of the parts motor-operated control valve of second kind of embodiment;
Figure 11 is the front view of the third embodiment;
Figure 12 is the front view of the 4th kind of embodiment;
Figure 13 is the front view of the 5th kind of embodiment.
Among the figure as seen: signal picker 1, shell 2, temperature sensor 3, current perceptron 4, water level detector 5, intelligent controller 6, transmission line 7, motor-operated control valve 8, three-way pipe 9, motor 10, impeller sensor 11, impeller shaft 12, blade 13, water inlet 14, filling pipe end 15, discharge outlet 16, valve shaft 17, valve 18, upper and lower conduit 19, water tank 20, thermal-collecting tube 21, roof 22, running water pipe 23, draining tap 24, with tap 25, closed loop 26, sealing valve block 27, electromagnetic flow transducer 28.
The specific embodiment
The total design of the present invention is: water body sensor and temperature sensor are installed at the middle part of upper and lower conduit, and motor-operated control valve is installed in the lower end, between be connected to the single-chip microcomputer intelligent controller.Water body sensor and temperature sensor are gathered in the upper and lower conduit water, anhydrous and temperature data, control the position of the switch of motor-operated control valve more by setup program by single-chip microcomputer, when water being arranged in the upper and lower conduit and be lower than design temperature, carry out emptying, thereby anti-antipriming pipe is freezing.Introduce five kinds of embodiment below in conjunction with accompanying drawing:
First kind of embodiment: as shown in Figure 1, this device is made up of signal picker 1, intelligent controller 6 and motor-operated control valve 8.Wherein, signal picker 1 has a tube-like envelope 2, and housings is provided with temperature sensor 3 and water body sensor.The water body sensor is made of current perceptron 4 and water level detector 5.The mode of current perceptron 4 can have multiple, and what this example adopted is an impeller sensor 11 that is made of impeller shaft 12 and a plurality of blade 13, and when having water to flow in the pipe, impeller rotates thereupon, forms signal and is sent to intelligent controller 6.The water level detector 5 here is a not closed circuit, stretches out two electrodes of circuit in water pipe.When in the pipeline water being arranged, circuit is connected, and circuit disconnects when anhydrous, and forming in the pipe has water not have the signal of water to mail to intelligent controller 6.Intelligent controller 6 is by the motor 10 of lead contact motor-operated control valve 8.Intelligent controller 6 is single-chip microcomputers, can carry out analyzing and processing to the data of gathering according to the program of prior setting, and the action of control motor-operated control valve 8.In conjunction with Fig. 4,5,6,7 as seen, motor-operated control valve 8 is made up of three-way pipe 9 and motor 10.Three-way pipe 9 be respectively equipped with the water inlet 14 that joins with running water pipe, with the filling pipe end 15 that upper and lower conduit joins, other has a discharge outlet 16.The meet of water inlet 14, filling pipe end 15 and discharge outlet 16 is provided with valve 18, and valve 18 is driven by motor 10, is provided with at least and closes discharge outlet 16 or close 14 two operating positions of water inlet.Obviously, can realize that the valve of this function also is diversified, what this example adopted is the valve 18 that is made of valve shaft 17 and the spherical valve piece of part, the inner that has two pipes in the three-way pipe 9 at least, just the inner face of water inlet 14, discharge outlet 16 is the airtight assembly relation that cooperates with the outer surface of spherical valve piece.Impeller sensor 11 can be a kind of flowmeter, and form is a lot, and for example impeller shaft changes the form of cutting magnetic field formation current signal etc., because of all belonging to prior art, so do not describe in detail.
Fig. 8 has represented the duty of this device.Among the figure as seen: the solar water heater that is made of water tank 20, thermal-collecting tube 21 etc. is housed above the roof 22, and water tank 20 1 side joints have upper and lower conduit 19, and upper and lower conduit 19 passes in roof 22 inlet chambers, and the bottom is connected to tap 25, following termination running water pipe 23.The external screw thread at said signal picker 1 tube-like envelope two ends is connected on the outdoor upper and lower conduit 19 by connector.The lead of collector connects intelligent controller 6, and intelligent controller 6 can be contained in indoor and outdoor and all can.The transmission line of intelligent controller 6 is received downwards on the motor 10 of motor-operated control valve 8.Certainly, said apparatus also will carry out work under the support of power supply, and also can adopt wireless remote mode between intelligent controller 6 or the motor 10.The filling pipe end 15 of 19 times termination three-way pipes 9 of upper and lower conduit, the water inlet 14 of three-way pipe 9 connects running water pipe 23, the discharge outlet 16 of three-way pipe 9 tap 24 that runs in.Its course of work is: after intelligent controller 6 receives three data that signal picker 1 sends, send different instructions respectively by following several situations.
Emptying instruction: water is arranged in the pipe but do not flow, temperature reaches lower limit, generally is set at-5 ℃, sends instruction to motor-operated control valve 8 immediately, motor 10 starts, drive valve 18 and close water inlet pipe 14, filling pipe end 15 and drainpipe 16 are communicated with, and under the cooperation of the exhaust-valve on the solar water heater upper and lower conduit, close the intake-outlet of water tank, make upper and lower conduit upper end enter air, the water in the pipe can flow out and realize the pipeline emptying from discharge outlet 16, makes in the pipe anhydrous and can not freeze.
Wouldn't emptying instruction: water is arranged in the pipe, but water flows, illustrates just in watering.This situation is no matter temperature is low or height, all without emptying.Because following coolant-temperature gage height can not freeze.Last coolant-temperature gage is low, may be lower than lower limit-5 ℃, but water can not freeze in the short time in flowing, and after last water, the water in the water pipe is motionless, sends the emptying instruction again.Though water temperature is very high when following water, discharge water finish after, the water in the water pipe cools off gradually and also can reach lower limit, also can send the emptying instruction.As seen, this covering device has been arranged, in north cold season, solar water heater also can operate as normal, and the phenomenon of freezing can not occur.Particularly carry out after the emptying, during water, open switch hot water and directly flow out again, need not cool water earlier from water tank.Can be transferred to water temperature to the lowest temperature value in warm season, also can send the emptying instruction behind the last water, also just not put the problem of cold water earlier during water.
Second kind of embodiment: Fig. 9,10 represented another kind of motor-operated control valve.Its three-way pipe 9 also is provided with water inlet 14, filling pipe end 15 and discharge outlet 16, and the valve 18 of the inside but is made up of a closed loop 26 and a half-terete sealing valve block 27.Obviously, the inside of three-way pipe 9 should have a columned dead slot, and closed loop 26 is placed in the groove, valve shaft 17 is packed into together with sealing valve block 27 again, closes the locked groove lid then.The both ends of the surface of sealing valve block 27 and closed loop 26 and groove lid form end face seal, and the plane of the semi-cylinder surface of sealing valve block 27 then can shutoff water inlet 14 or discharge outlet 16.This example explanation, the structure of valve can be diversified, all can play same function all should belong to the technical scheme that is equal to.
The third embodiment: as shown in figure 11, the current perceptron 4 of signal picker 1 the inside here is a kind of electromagnetic flow transducer 28.Its form also has multiple, for example has two magnetic sheets that attract each other to constitute magnetic fields, and when water flowed, current cutting magnetic field and produce electric current flowed to intelligent controller 6 thereby form current signal.The explanation of this example, the mode of current perceptron 4 also can be diversified, all should belong to the technical scheme that is equal to.
The 4th kind of embodiment: as shown in figure 12, there are temperature sensor 3 and water body sensor in signal picker 1 the inside here, and the water body sensor has only 4 one kinds of parts of current perceptron, does not have water level detector 5.The characteristics of this structure are: can not emptying when having water to flow.When not having flow signals,, will be in emptying state all the time, but also can work if temperature is lower than setting value in the pipe.
The 5th kind of embodiment: as shown in figure 13, there are temperature sensor 3 and water body sensor in signal picker 1 the inside here, and the water body sensor has only level sensor 5, does not have current perceptron 4.Its deficiency is: when last coolant-temperature gage is lower than setting value, can send a manuscript to the compositor do-nothing instruction by mistake.But in the ordinary course of things, water temperature all is higher than apparent freezing point, so this structure in most of the cases also can be worked.
Claims (10)
1. anti-freezing intelligent control device for solar water heater, it is characterized in that: this device is made up of signal picker (1), intelligent controller (6) and motor-operated control valve (8), wherein: signal picker (1) has a tube-like envelope (2), shell (2) two ends are respectively equipped with the junction surface that joins with upper and lower conduit (19), shell (2) the inside is provided with temperature sensor (3) and water body sensor, temperature sensor (3) and water body sensor join by lead and intelligent controller (6) respectively, and intelligent controller (6) interrelates with motor-operated control valve (8).
2. anti-freezing intelligent control device for solar water heater according to claim 1 is characterized in that: said water body sensor is a water level detector (5) that the circuit formation of two electrodes is arranged.
3. anti-freezing intelligent control device for solar water heater according to claim 1 is characterized in that: said water body sensor is current perceptron (4).
4. anti-freezing intelligent control device for solar water heater according to claim 3 is characterized in that: said current perceptron (4) is an impeller sensor (11).
5. anti-freezing intelligent control device for solar water heater according to claim 3 is characterized in that: said current perceptron (4) is a kind of electromagnetic flow transducer (28).
6. anti-freezing intelligent control device for solar water heater according to claim 1 is characterized in that: said water body sensor is made up of current perceptron (4) and water level detector (5).
7. anti-freezing intelligent control device for solar water heater according to claim 1 is characterized in that: said intelligent controller (6) is a single-chip microcomputer.
8. anti-freezing intelligent control device for solar water heater according to claim 1, it is characterized in that: said motor-operated control valve (8) has a three-way pipe (9), three-way pipe (9) is respectively equipped with the water inlet (14) that joins with running water pipe (23), the filling pipe end (15) that joins with upper and lower conduit (19), other has a discharge outlet (16), water inlet (14), the meet of filling pipe end (15) and discharge outlet (16) is provided with valve (18), valve (18) is provided with at least closes discharge outlet (16) or closes (14) two operating positions of water inlet, and is driven by the motor (10) of intelligent controller (6) control.
9. anti-freezing intelligent control device for solar water heater according to claim 8, it is characterized in that: said valve (18) is made up of valve shaft (17) and the spherical valve piece of the part that is driven thereof, and has at least the inner face of two pipes to be airtight the cooperation with spherical valve piece surface in the three-way pipe (9).
10. anti-freezing intelligent control device for solar water heater according to claim 8, it is characterized in that: said valve (18) is made up of a closed loop (26) and a columned sealing valve block of part (27), wherein, sealing valve block (27) is hinged in the three-way pipe (9) by valve shaft (17).
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CN 201010185983 CN101832667B (en) | 2010-05-28 | 2010-05-28 | Anti-freezing intelligent control device for solar water heater |
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CN 201010185983 CN101832667B (en) | 2010-05-28 | 2010-05-28 | Anti-freezing intelligent control device for solar water heater |
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CN101832667A true CN101832667A (en) | 2010-09-15 |
CN101832667B CN101832667B (en) | 2013-06-05 |
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CN 201010185983 Expired - Fee Related CN101832667B (en) | 2010-05-28 | 2010-05-28 | Anti-freezing intelligent control device for solar water heater |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102419018A (en) * | 2011-12-07 | 2012-04-18 | 苏州同济材料科技有限公司 | Solar anti-freezing pipeline |
CN102430533A (en) * | 2011-09-06 | 2012-05-02 | 三一重工股份有限公司 | Engineering machinery and water washing system thereof |
CN103712359A (en) * | 2014-01-17 | 2014-04-09 | 张玉盛 | Automatic water feeding type intelligent emptying solar water heating system |
CN104075471A (en) * | 2014-07-17 | 2014-10-01 | 龚康 | Water supply control system |
CN109579948A (en) * | 2019-01-16 | 2019-04-05 | 南昌工程学院 | A kind of Multifunctional river channel water level monitoring device |
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CN2775558Y (en) * | 2005-01-28 | 2006-04-26 | 赵振田 | Automatic anti-freezing device for water supply and discharging tube of solar water heater |
CN201225708Y (en) * | 2008-04-23 | 2009-04-22 | 王克涛 | Backwater bathing split type solar hot-water apparatus |
CN201787752U (en) * | 2010-05-28 | 2011-04-06 | 韩永生 | Anti-freezing intelligent controlling device for solar water heater |
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Patent Citations (6)
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US6269575B1 (en) * | 1999-08-17 | 2001-08-07 | Wen-Kwei Chang | Locking device for the trigger of a pistol |
CN2488015Y (en) * | 2001-08-31 | 2002-04-24 | 武进市齐力电子技术有限公司 | Automatic emptying device for solar water heater |
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Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
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CN102430533A (en) * | 2011-09-06 | 2012-05-02 | 三一重工股份有限公司 | Engineering machinery and water washing system thereof |
CN102430533B (en) * | 2011-09-06 | 2014-05-28 | 三一重工股份有限公司 | Engineering machinery and water washing system thereof |
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CN103712359B (en) * | 2014-01-17 | 2015-07-15 | 张玉盛 | Automatic water feeding type intelligent emptying solar water heating system |
CN104075471A (en) * | 2014-07-17 | 2014-10-01 | 龚康 | Water supply control system |
CN104075471B (en) * | 2014-07-17 | 2016-03-16 | 龚康 | upper water control system |
CN109579948A (en) * | 2019-01-16 | 2019-04-05 | 南昌工程学院 | A kind of Multifunctional river channel water level monitoring device |
CN109579948B (en) * | 2019-01-16 | 2023-03-24 | 南昌工程学院 | Multifunctional river water level monitoring device |
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