CN2166386Y - Water level indicating & controlling device for solar water heater - Google Patents

Abstract

The utility model relates to a water level indicating and controlling device for a solar water heater, belonging to the water level display controller of the solar water heater. A cold water valve, a solenoid valve and a hot water valve are arranged on a water inlet pipe. The water level display controller is connected with a power plug and a solenoid valve, and is arranged in a bath room. The water level display controller is connected with a sensor which is arranged on the outside of a water tank. A water level electrode plate is arranged in the water tank. The sensor is connected with the water level electrode plate through six water-level electrode wires. The utility model has the advantages of compact structure, water saving and time saving. The water level of the water tank is displayed in the bath room, and the utility model can alarm without the water, and can automatically feed. The utility model does not have overflow phenomenon, and the service life is long. The utility model is widely used in various solar water heaters.

Description

Water level indicating & controlling device for solar water heater

The utility model solar water heater water level indicating ﹠ controlling device belongs to the water level display controller of solar water heater.

Solar water heater in the prior art adopts whole fully mechanical structure, and no water level shows and automatic loading water mechanism, adopts upper and lower conduit and overflow pipe during installation, uses inconvenience, easily causes and wastes water, and forgets and puts cold water heat-collecting box overheating deforming, influences service life.

The purpose of the utility model solar water heater water level indicating ﹠ controlling device, be to overcome above-mentioned defective and design a kind of solar water heater water level indicating ﹠ controlling device, it is to be made of sensor and water level indicating ﹠ controlling device and level electrode plate and magnetic valve, adopt the 220V power supply, water level indicating ﹠ controlling device and electromagnetic valve device are in the bathroom, the level electrode plate is put in the solar water heater water tank, sensor is placed on by the water tank, sensor changes by six roots of sensation level electrode sensed water level, and convert thereof into corresponding electric signal and deliver to the water level indicating ﹠ controlling device, indicating ﹠ controlling device shows the water level height by the number of lighting of five light emitting diodes on the panel, magnetic valve stops to go up water automatically during peak level, magnetic valve automatic loading water during lowest water level, water is full-automatic in the realization.

The utility model solar water heater indicating ﹠ controlling device takes following scheme to realize, it is to be made of water inlet pipe and water tank and hot Cold water tap and magnetic valve, device Cold water tap and magnetic valve and hot-water valve on the water inlet pipe, in water level indicating ﹠ controlling device and the magnetic valve jockey bathroom, the water level indicating ﹠ controlling device is connected in sensor, sensor device is outside water tank, the level electrode panel assembly is in water tank, sensor is connected in battery lead plate by six roots of sensation level electrode line, the level electrode panel assembly is suitable water level place in water tank, install service valve on the bath tube, water temperature controls to adjust temperature by hot Cold water tap, the water level indicating ﹠ controlling device is by the diode displaying SEA LEVEL VARIATION, when cistern water level was lower than lowest water level, water level indicating ﹠ controlling device sound equipment sent chimes of doom, and magnetic valve is opened to water tank automatically and entered cold water, water level arrives high-order closed electromagnetic valve, and five light emitting diodes and sound equipment and power switch K are set on the water level indicating ﹠ controlling device ₁And the manual water button K that goes up ₂

The effect of the utility model solar water heater water level indicating ﹠ controlling device is a compact conformation, water-saving saves time, the water level of water tank shows in the bathroom, water level sends chimes of doom when low, and easy for operation, water tank does not have the spilling water phenomenon, cost is low, long service life, safe and reliable, be widely used in the outfit water level indicating ﹠ controlling device of various solar water heaters.

The utility model solar water heater water level indicating ﹠ controlling device will describe in further detail in conjunction with the accompanying drawings.

Fig. 1 is a structural representation of the present utility model.

Fig. 2 is an assembly structure schematic diagram of the present utility model.

Fig. 3 is a circuit diagram of the present utility model.

1-water level indicating ﹠ controlling device 2-sensor 3-level electrode plate 4-magnetic valve 5-attaching plug 6-water tank 7-Cold water tap 8-hot-water valve 9-service valve 10-water inlet pipe

With reference to Fig. 1,2,3, the utility model solar energy water level indicating ﹠ controlling device, it is to be made of with level electrode plate (3) and magnetic valve (4) Water level indicating ﹠ controlling device (1) and sensor (2), the upper device Cold water tap (7) of water inlet pipe (10) and magnetic valve (4) and hot-water valve (8), Water level indicating ﹠ controlling device (1) upper connection attaching plug (5) and magnetic valve (4) are installed in the bathroom, sensor (2) is installed on outside the water tank (6), level electrode plate (3) is installed in the water tank (6), sensor (2) connects level electrode plate (3) by six roots of sensation level electrode line, the level electrode panel assembly is suitable water level place in water tank (6), install service valve (9) on the bath tube, service valve (9) is in the normally open position at ordinary times need not, water temperature is by hot-water valve (8) and Cold water tap (7) control and regulation temperature, and Water level indicating ﹠ controlling device (1) passes through LED₁To LED₅Show SEA LEVEL VARIATION, water tank (6) is when water level is lower than lowest water level, and the sound equipment IC in the Water level indicating ﹠ controlling device (1) sends chimes of doom, and magnetic valve (4) is automatically opened to water tank (6) and entered cold water, water level arrives high-order magnetic valve (4) autoshutdown, five light emitting diodes and power switch K₁With manually upper water button K₂Be installed on the front panel of Water level indicating ﹠ controlling device (1), D.C. regulated power supply is by transformer B and diode D₁To D₄With C₁And integrated regulator 7812 formations, Water level indicating ﹠ controlling device (1) is by triode BG₃To BG₇, diode D₇To D₁₄, resistance R₅To R₉，R ₁₁To R₁₅, LED₁To LED₅Consist of R₁₉Both end voltage is its input signal, and automatic controller for water level is by BG₁、BG ₂、BG ₈、D ₅、D ₆，R ₁To R₄，R ₁₀、R ₁₆、R ₂₀And capacitor C₂And the relay J formation, level sensor (2) is by D₁₅To D₂₉，BG ₁₀To BG₄And R₂₁To R₂₄Consist of, acoustics circuit is by BG₉、R ₁₀、R ₁₇、R ₁₈Consist of with music integrated block IC, wherein, BG₉Stereo Switch, R₁₈And D_WEffect is to guarantee that IC works under 3V voltage. Resistance R₁₉Be series on the 12V voltage-stabilized power supply V with sensor (2)_R19＋V _{Sensor (2)}=12V remains unchanged in circuit working, and when water tank (6) was anhydrous, the electrode that is installed in the water tank (6) was all unsettled, BG₁₀To BG₁₄Be in cut-off state, sensor (2) and R₁₉The loop no current of series connection, V_R19=zero, water level display does not have input signal, BG₇To BG₃All cut-offs, LED₁To LED₅Not luminous. When water tank (6) water level arrives a electrode, BG₁₄It is saturated to obtain base current by the water route, sensor (2) path, D₁₅To D₂₉Forward voltage drop and BG₁₄The saturation voltage drop sum is sensor (2) terminal voltage, and the voltage input display makes BG₇Saturation conduction, LED₅Light, indicated water level is in a position. When water level rises to b utmost point place, BG₁₃Saturation conduction, short circuit D₂₈And D₂₉With BG₁₄, sensor (2) pressure drop is D₁₅To D₂₇Forward voltage drop and BG₁₃The saturation voltage drop sum is 9.6V, behind the input display, and BG₇With BG₆Saturated, LED₅And LED₄Light, indicated water level arrives the b position. The every rising of water level water level point a, a b, c, d, e, f in the water tank (6), two diodes of the many short circuits of sensor (2), its pressure drop reduces 1.2V-1.4V, V_R19Rising 1.2V-1.4V, the bright LED of multiple spot, in contrast, and during a water level point of the every decline of water level, two diodes of sensor (2) loop multiple access, its terminal voltage rising 1.2V-1.4V, V_R19Reduce 1.2V-1.4V, extinguish a LED, light emitting diode is lighted number, shows water tank (6) water level height. Water level is controlled automatically by magnetic valve M and control circuit BG₁、BG ₂、BG ₈Consist of with relay J, the high-low water level signal is respectively by BG₃Emitter stage and BG₈Colelctor electrode is obtained, and when water level did not peak with minimum point, control was not worked automatically. When water level is lower than the minimum point water level, V_R19=zero, BG₈Be in cut-off state, BG₉The base current that gets is in saturation state, and the sound equipment IC that is series at its collector loop sends acoustic signal, closes Cold water tap (7) and hot-water valve (8), simultaneously R₂₀To capacitor C₂Charging makes BG₁The base electrode position slowly raises, BG after 30 seconds₁The beginning conducting, the relay J adhesive, and pass through J_K1Self-locking, J_K2Connect magnetic valve M and enter cold water to water tank (6). After water tank (6) water level rises to a water level point, V_R19≥1.2V，BG ₈Saturation conduction, its collector potential descends, BG₉Cut-off stops sound equipment, because J_K1To BG₁Self-locking, BG₁Still be in the saturation conduction state, magnetic valve M continues to enter cold water to water tank (6), and water level continues to raise, when water level arrives peak, and BG₃Saturation conduction, D₇With D₈Pressure drop make BG₂Saturation conduction passes through D₆Make BG₁Cut-off, relay J discharge, and magnetic valve M closes and stops cold water and enter water tank (6), be reduced to peak level point under the water level after, BG₃With BG₂Cut-off, D₆Effect make BG₁The remain off state, magnetic valve M still closes, and when treating that water level is lower than lowest water level point, begins the repetition said process. When water tank (6) water level is not lower than lowest water level, press manually upper water button K₂, water tank (6) is just upward expired cold water automatically. Having a power failure or during fault, can close that service valve (9) is opened cold valves (7) and hot water valve (8) lets cool water to water tank.

The embodiment of the utility model solar water heater water level indicating ﹠ controlling device, it is to be made of with level electrode plate (3) and magnetic valve (4) water level indicating ﹠ controlling device (1) and sensor (2), water inlet pipe (10) is gone up device Cold water tap (7) and magnetic valve (14) and hot-water valve (8), water level indicating ﹠ controlling device (1) is gone up connection attaching plug (5) and magnetic valve (4) is installed in the bathroom, water level indicating ﹠ controlling device (1) is connected with sensor (2), sensor (2) is installed on outside the water tank (6), level electrode plate (3) is installed in the water tank (6), sensor (2) connects level electrode plate (3) by six roots of sensation level electrode line, level electrode is installed on the interior a of water tank (6), b, c, d, e, f water level place, install service valve (9) on the bath tube, water temperature is by hot-water valve (8) and Cold water tap (7) control and regulation temperature, and water level indicating ﹠ controlling device (1) passes through LED ₁To LED ₅Show SEA LEVEL VARIATION, when water tank (6) water level arrives lowest water level, sound equipment IC in the water level indicating ﹠ controlling device (1) sends chimes of doom, magnetic valve (4) is opened automatically to water tank (6) and is entered cold water, water level arrives high-order magnetic valve (4) and closes automatically, and five light emitting diodes and sound equipment and power switch K are set on water level indicating ﹠ controlling device (1) front panel ₁And the manual water button K that goes up ₂, D.C. regulated power supply is by transformer B and diode D ₁To D ₄With C ₁And integrated regulator 7812 formations, water level indicating ﹠ controlling device (1) is by triode BG ₃To BG ₇With diode D ₇To D ₁₄With resistance R ₅To R ₉, R ₁₁To R ₁₅And LED ₁To LED ₅, R ₁₉Both end voltage is its input signal, and automatic controller for water level is by BG ₁, BG ₂, BG ₈, D ₅, D ₆, R ₁To R ₄, R ₁₀, R ₁₆, R ₂₀Capacitor C ₂Constitute with relay J.

Claims (2)

1, it is to be made of with level electrode plate (3) and magnetic valve (4) water level indicating ﹠ controlling device (1) and sensor (2) for a kind of solar water heater water level indicating ﹠ controlling device, it is characterized in that water inlet pipe (10) upward device Cold water tap (7) and magnetic valve (4) and hot-water valve (8), water level indicating ﹠ controlling device (1) is gone up connection attaching plug (5) and magnetic valve (4) is installed in the bathroom, water level indicating ﹠ controlling device (1) is connected with sensor (2), sensor (2) is installed on outside the water tank (6), level electrode plate (3) is installed in the water tank (6), sensor (2) connects level electrode plate (3) by six roots of sensation level electrode line, level electrode is installed on the interior a of water tank (6), b, c, d, e, f water level place, install service valve (9) on the bath tube, water temperature is provided with five light emitting diodes and sound equipment and power switch K by hot-water valve (7) control and regulation temperature on water level indicating ﹠ controlling device (1) front panel ₁And the manual water button K that goes up ₂Constitute.

2,, it is characterized in that D.C. regulated power supply is by transformer B and diode D according to the described solar water heater water level of claim 1 indicating ﹠ controlling device ₁To D ₄With C ₁And integrated regulator 7812, water level indicating ﹠ controlling device (1) is by triode BG ₃To BG ₇With diode D ₇To D ₁₄With resistance R ₅To R ₉, R ₁₁To R ₁₅And LED ₁To LED ₅, R ₁₉Both end voltage is its input signal, and automatic controller for water level is by BG ₁, BG ₂, BG ₈, D ₅, D ₆, R ₁To R ₄, R ₁₀, R ₁₆, R ₂₀And capacitor C ₂Constitute with relay J.

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