CN2531321Y - Water level and temp. display for solar water tank - Google Patents

Water level and temp. display for solar water tank Download PDF

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Publication number
CN2531321Y
CN2531321Y CN02202018U CN02202018U CN2531321Y CN 2531321 Y CN2531321 Y CN 2531321Y CN 02202018 U CN02202018 U CN 02202018U CN 02202018 U CN02202018 U CN 02202018U CN 2531321 Y CN2531321 Y CN 2531321Y
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China
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resistance
water
pin
integrated circuit
level
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Expired - Fee Related
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CN02202018U
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Chinese (zh)
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庄惠明
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Individual
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Individual
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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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  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)

Abstract

The utility model is a water level and water temperature display instrument of water tank used in solar water heater, which belongs to electronic display technology field. According to the disadvantages of the existing solar water level and water temperature display device of complex structure, high cost, uneasy installation and maintenance, large electricity consumption and the water level and water temperature display circuit being easy to fail, the utility model provides a solar water level and water temperature display instrument that has the advantages of simple structure, low cost, easy installation and maintenance, little electricity consumption, long service life and the circuit being uneasy to fail. The water level and water temperature display instrument of water solar tank of the utility model comprises a water level and water temperature probe arranged in the solar tank and an electronic circuit, the shape of the water level and water temperature probe is rod-like.

Description

Solar water container water-level and water-temperature display instrument
Technical field
The utility model relates to a kind of cistern water level temperature indicator that is applied on the solar water heater, belongs to the electronic display technology field.
Background technology
In using solar water heater,, on the water tank of solar water heater, need to install a cover solar water heater water tank water-level and water-temperature display device for the ease of add water level and the water temperature in water and the understanding water tank to the water tank on the solar water heater.Existing all kinds of solar water container water-level and water-temperature display device exists complex structure, cost height, installation and maintenance inconvenience, and power consumption is big, the troublesome weak point of water-level and water-temperature display circuit.
Summary of the invention
Task of the present utility model is to exist complex structure, cost height at existing all kinds of solar water container water-level and water-temperature display device, installation and maintenance inconvenience, power consumption is big, the troublesome weak point of water-level and water-temperature display circuit provides a kind of simple in structure, with low cost, installation and maintenance are easy, power consumption is little, battery long service life, the not troublesome solar water container water-level and water-temperature of circuit display instrument.
Task of the present utility model is finished as follows: the utility model solar water container water-level and water-temperature display instrument comprises water-level and water-temperature probe and the electronic circuit that is located in the solar water container, and water-level and water-temperature probe profile is bar-shaped.Wherein, the water-level and water-temperature probe comprises protection overcoat, conduit, conduit holder, level electrode, level electrode fixed mount, top level electrode, top level electrode fixed mount, water temperature probe, lead, Wire sheath pipe; The protection overcoat is enclosed within on the conduit; their two ends are separately fixed at up and down on 2 conduit holders; the water temperature probe is fixed on the conduit holder of lower end; outside protection, put and have through hole; the top level electrode is fixed on the level electrode fixed mount of top; top level electrode fixed mount is fixed on the conduit holder of upper end; several level electrodes are separately fixed on the conduit by differing heights by the level electrode fixed mount, and the lead that connects water temperature probe, level electrode, top level electrode is located in the conduit and in the Wire sheath pipe.Electronic circuit comprises power supply E, K switch 1, K 2, light emitting diode D 1～D 5, resistance R 1～R 20, thermistor R t, capacitor C, diode D 6, triode V, loudspeaker N, temperature indicator G, integrated circuit (IC), electrode A, B, C, D; Light emitting diode D wherein 1～D 4As the luminous demonstration of cistern water level, light emitting diode D 5As the power work pilot lamp, loudspeaker N is as the full voice suggestion of water tank water, and integrated circuit (IC) is as the diode displaying driving circuit, and electrode A, B, C, D are as cistern water level sensor, K switch 1As power switch, K switch 2As the temperature indicator switch.
The utlity model has simple in structurely, with low cost, installation and maintenance are convenient, not troublesome characteristics.The utility model is particularly suitable as the cistern water level temperature indicator on a kind of solar water heater.
Description of drawings
Fig. 1 is the structural representation of solar water container water-level and water-temperature display instrument.
Fig. 2 is the structural representation of water-level and water-temperature probe.
Fig. 3 is the circuit diagram of solar water container water-level and water-temperature display instrument.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail by embodiment.
With reference to accompanying drawing 1, accompanying drawing 2, accompanying drawing 3, a kind of solar water container water-level and water-temperature display instrument, it comprises water-level and water-temperature probe (1), electronic circuit (2) and lead (3), during use, water-level and water-temperature probe (1) is inserted in the inner chamber of solar water heater water tank (4).Water-level and water-temperature probe (1) on the solar water container water-level and water-temperature display instrument comprises protection overcoat (5), conduit (6), conduit holder (7), level electrode (8), level electrode fixed mount (9), top level electrode (10), top level electrode fixed mount (11), water temperature probe (12), Wire sheath pipe (13).Protection overcoat (5) is enclosed within on the conduit (6); their two ends are separately fixed at up and down on 2 conduit holders (7); water temperature probe (12) is fixed on the lower end conduit holder (7); on protection overcoat (5), have through hole (14); top level electrode (10) is fixed on the top level electrode fixed mount (11); top level electrode fixed mount (11) is fixed on the upper end conduit holder (7); 3 level electrodes (8) are separately fixed on the conduit (6) by differing heights by level electrode fixed mount (9), connect water temperature probe (12); level electrode (8); the lead (3) of top level electrode (10) be located in the conduit (6) and Wire sheath pipe (13) in.Electronic circuit comprises power supply E, K switch 1, K 2, light emitting diode D 1～D 5, resistance R 1～R 20, thermistor R t, capacitor C, diode D 6, triode V, loudspeaker N, temperature indicator G, integrated circuit (IC), electrode A, B, C, D.Wherein, the positive pole of power supply E and K switch 1An end join; K switch 1The other end be connected to K switch respectively 2An end, resistance R 5～R 8An end, 14 pin of integrated circuit (IC), an end and the light emitting diode D of loudspeaker N 5Positive pole; K switch 2The other end respectively with resistance R 19, R 20An end join; Resistance R 19The other end respectively with resistance R 18An end and the end of temperature indicator G join; Resistance R 20The other end respectively with thermistor R tThe other end of one end and temperature indicator G joins; The negative pole of power supply E respectively with resistance R 18The other end, thermistor R tThe other end, resistance R 9～R 13An end, 7 pin of integrated circuit (IC) and the emitter of triode V join; The collector of the other end of loudspeaker N and triode V joins; The base stage of triode V and resistance R 17One end joins, resistance R 17The other end respectively with 6 pin, capacitor C one end and the resistance R of integrated circuit (IC) 16One end joins; Resistance R 16The other end and light emitting diode D 5Negative pole join; The capacitor C other end respectively with resistance R 14One end and resistance R 15One end joins; Resistance R 14The other end respectively with diode D 6Negative pole and 3 pin of integrated circuit (IC) join; Resistance R 15The other end joins with 4 pin, 5 pin of integrated circuit (IC) respectively; Resistance R 13The other end joins with the utmost point of electrode A, B, C, D respectively; Another utmost point resistance in series R of electrode A 1After respectively with resistance R 89 pin of the other end and integrated circuit (IC) join; Another utmost point resistance in series R of electrode B 2After respectively with resistance R 711 pin of the other end and integrated circuit (IC) join; Another utmost point resistance in series R of electrode C 3After respectively with resistance R 613 pin of the other end and integrated circuit (IC) join; Another utmost point resistance in series R of electrode D 4After respectively with resistance R 51 pin of the other end and integrated circuit (IC) joins; 8 pin of integrated circuit (IC) respectively with diode D 6Positive pole and light emitting diode D 1Positive pole join; 10 pin of integrated circuit (IC) are connected to light emitting diode D 2Positive pole; 12 pin of integrated circuit (IC) are connected to light emitting diode D 3Positive pole; 2 pin of integrated circuit (IC) are connected to light emitting diode D 4Positive pole; Light emitting diode D 1Negative pole and resistance R 9The other end join; Light emitting diode D 2Negative pole and resistance R 10The other end join; Light emitting diode D 3Negative pole and resistance R 11The other end join; Light emitting diode D 4Negative pole and resistance R 12The other end join.When feed-tank added water, K closed a switch 1, 14 pin on the integrated circuit (IC) connect positive voltage, 7 pin ground connection on the integrated circuit (IC) at this moment; When water level rises to the D position, electric current by power supply E through K switch 1, resistance R 5, resistance R 4Connect as conductor and flow through resistance R by water 13And resistance R 12To light emitting diode D 4Negative pole, this moment 2 pin on the integrated circuit (IC) anti-phase by electronegative potential be noble potential, so light emitting diode D 4Water level in the luminous expression water tank of conducting has arrived the D position.Along with the continuous rising of water level, light emitting diode D 3, D 2Conducting is luminous respectively, and when water level rose to the A position, 8 pin on the integrated circuit (IC) rose to noble potential by electronegative potential, and 8 pin of electric current on integrated circuit (IC) flow out through diode D 6Flow into 3 pin on the integrated circuit (IC), anti-phasely make 6 pin on the integrated circuit (IC) also export high level to provide electric current to make triode V conducting, resistance R simultaneously for triode V base stage through twice 14, resistance R 15, the oscillatory circuit work formed of capacitor C makes loudspeaker N gap report to the police.When people are using hot water in the water tank, open water valve, decline of water table is because light emitting diode D 1Luminous is that level electrode (8) has been formed a water level switch in fact with conduit (6) because water is done the conducting of conductor.When water level is lower than the A position, equal the switch of A position is disconnected, 8 pin on the integrated circuit (IC) present low level, light emitting diode D 1End light emitting diode D 1Extinguish, along with water level constantly descends, light emitting diode D 1, D 2, D 3, D 4Extinguish gradually, as light emitting diode D 4Represent when extinguishing that the water in the water tank uses up.Temperature sensing circuit is a bridge balance circuit, and when design, the pointed zero position of temperature indicator G makes thermistor R t, resistance R 18, R 19, R 20Electric bridge keeps balance, because thermistor R tAlong with the temperature variation resistance value can change, then the reading of temperature indicator G also changes, and can intuitively read water temperature in the water tank by this way.

Claims (3)

1, a kind of solar water container water-level and water-temperature display instrument is characterized in that this display instrument comprises water-level and water-temperature probe (1), electronic circuit (2) and lead (3), and wherein water-level and water-temperature probe (1) profile is bar-shaped.
2; solar water container water-level and water-temperature display instrument according to claim 1; it is characterized in that water-level and water-temperature probe (1) comprises protection overcoat (5); conduit (6); conduit holder (7); level electrode (8); level electrode fixed mount (9); top level electrode (10); top level electrode fixed mount (11); water temperature probe (12); Wire sheath pipe (13); wherein protect overcoat (5) to be enclosed within on the conduit (6); their two ends are separately fixed at up and down on 2 conduit holders (7); water temperature probe (12) is fixed on the lower end conduit holder (7); on protection overcoat (5), have through hole (14); top level electrode (10) is fixed on the top level electrode fixed mount (11); top level electrode fixed mount (11) is fixed on the upper end conduit holder (7); several level electrodes (8) are separately fixed on the conduit (6) by differing heights by level electrode fixed mount (9), connect water temperature probe (12); level electrode (8); the lead (3) of top level electrode (10) be located in the conduit (6) and Wire sheath pipe (13) in.
3, solar water container water-level and water-temperature display instrument according to claim 1 and 2 is characterized in that electronic circuit comprises power supply E, K switch 1, K 2, light emitting diode D 1～D 5, resistance R 1～R 20, thermistor R t, capacitor C, diode D 6, triode V, loudspeaker N, temperature indicator G, integrated circuit (IC), electrode A, B, C, D; Wherein, the positive pole of power supply E and K switch 1An end join; K switch 1The other end be connected to K switch respectively 2An end, resistance R 5～R 8An end, 14 pin of integrated circuit (IC), an end and the light emitting diode D of loudspeaker N 5Positive pole; K switch 2The other end respectively with resistance R 19, R 20An end join; Resistance R 19The other end respectively with resistance R 18An end and the end of temperature indicator G join; Resistance R 20The other end respectively with thermistor R tThe other end of one end and temperature indicator G joins; The negative pole of power supply E respectively with resistance R 18The other end, thermistor R tThe other end, resistance R 9～R 13An end, 7 pin of integrated circuit (IC) and the emitter of triode V join; The collector of the other end of loudspeaker N and triode V joins; The base stage of triode V and resistance R 17One end joins, resistance R 17The other end respectively with 6 pin, capacitor C one end and the resistance R of integrated circuit (IC) 16One end joins; Resistance R 16The other end and light emitting diode D 5Negative pole join; The capacitor C other end respectively with resistance R 14One end and resistance R 15One end joins; Resistance R 14The other end respectively with diode D 6Negative pole and 3 pin of integrated circuit (IC) join; Resistance R 15The other end joins with 4 pin, 5 pin of integrated circuit (IC) respectively; Resistance R 13The other end joins with the utmost point of electrode A, B, C, D respectively; Another utmost point resistance in series R of electrode A 1After respectively with resistance R 89 pin of the other end and integrated circuit (IC) join; Another utmost point resistance in series R of electrode B 2After respectively with resistance R 711 pin of the other end and integrated circuit (IC) join; Another utmost point resistance in series R of electrode C 2After respectively with resistance R 613 pin of the other end and integrated circuit (IC) join; Another utmost point resistance in series R of electrode D 4After respectively with resistance R 51 pin of the other end and integrated circuit (IC) joins; 8 pin of integrated circuit (IC) respectively with diode D 6Positive pole and light emitting diode D 1Positive pole join; 10 pin of integrated circuit (IC) are connected to light emitting diode D 2Positive pole; 12 pin of integrated circuit (IC) are connected to light emitting diode D 3Positive pole; 2 pin of integrated circuit (IC) are connected to light emitting diode D 4Positive pole; Light emitting diode D 1Negative pole and resistance R 9The other end join; Light emitting diode D 2Negative pole and resistance R 10The other end join; Light emitting diode D 3Negative pole and resistance R 11The other end join; Light emitting diode D 4Negative pole and resistance R 12The other end join.
CN02202018U 2002-01-12 2002-01-12 Water level and temp. display for solar water tank Expired - Fee Related CN2531321Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN02202018U CN2531321Y (en) 2002-01-12 2002-01-12 Water level and temp. display for solar water tank

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN02202018U CN2531321Y (en) 2002-01-12 2002-01-12 Water level and temp. display for solar water tank

Publications (1)

Publication Number Publication Date
CN2531321Y true CN2531321Y (en) 2003-01-15

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Family Applications (1)

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CN02202018U Expired - Fee Related CN2531321Y (en) 2002-01-12 2002-01-12 Water level and temp. display for solar water tank

Country Status (1)

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CN (1) CN2531321Y (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106996815A (en) * 2016-07-26 2017-08-01 东风汽车电子有限公司 Level sensor

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106996815A (en) * 2016-07-26 2017-08-01 东风汽车电子有限公司 Level sensor
CN106996815B (en) * 2016-07-26 2023-11-28 东风汽车电子有限公司 Water level sensor

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