CN201250949Y - Color-changing faucet or sprinkler - Google Patents
Color-changing faucet or sprinkler Download PDFInfo
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- CN201250949Y CN201250949Y CNU2008202004613U CN200820200461U CN201250949Y CN 201250949 Y CN201250949 Y CN 201250949Y CN U2008202004613 U CNU2008202004613 U CN U2008202004613U CN 200820200461 U CN200820200461 U CN 200820200461U CN 201250949 Y CN201250949 Y CN 201250949Y
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Abstract
The utility model relates to a color-changing faucet or sprinkler. The color-changing faucet or sprinkler comprises a water flow generator arranged in the faucet or sprinkler, LED color lamps and a control circuit assembly. The control circuit assembly comprises a power supply circuit, a microprocessor, a water flow detection circuit, a water temperature detection circuit and an LED lamp connection circuit; wherein, the power supply circuit provides two stages of direct current outputs for the control circuit; the water flow detection circuit mainly utilizes a detector sensing the state of water flow to detect the state of water flow in order to control the microprocessor to operate or hibernate; the water temperature detection circuit mainly utilizes a temperature sensor to detect the temperature of water flow, and transmits data to the microprocessor; and the microprocessor calculates the water temperature according to the signal transmitted by the water temperature detection circuit, and finally are cooperated with the LED lamp connection circuit to turn on or off the LED color lamps. The utility model can ensure that the water flow can shows different colors according to different water temperatures, and thereby, users can visually identify the water temperature. The utility model has the advantages of convenience, practicability, high reliability, sensitivity and accuracy.
Description
Technical field
The utility model relates to a kind of water tap, shower gondola water faucet, specifically is a kind of variable color water tap, gondola water faucet.
Background technique
At present, water tap, shower gondola water faucet commonly used in people's life, can not well grasp water temperature because of the user under a lot of situations, often cause easily scald or cold (particularly in winter), especially for old man, children and weak person, the easier the problems referred to above that occur are brought inconvenience to the bather.
Once occurred some on the market and can paste water tap or the gondola water faucet that the heat discoloration element is distinguished water temperature by numeral demonstration or edge.Numeral shows that the gondola water faucet of water tap or gondola water faucet mainly is that edge is inserted digital temperature displayed survey meter in gondola water faucet, for this water tap or gondola water faucet, the user still can't directly distinguish water temperature with vision, and for the old and the weak, children's user, its practical reliability is not high.And paste the heat discoloration element to show the water tap or the gondola water faucet of water temperature by edge, the disclosed a kind of temperature indicating water tap of Chinese patent ZL200520056948.5 for example, it is heat responsive element silk-screen, attached subsides or directly be embedded on the outlet pipe, heat responsive element produces change in color along with the variation of water temperature, make that the operator can be from the direct temperature of perception current visually.But the water tap of this structure, its heat responsive element are peeled off easily and are come off, and will cause temperature-sensitive inaccurate in case heat responsive element is peeled off after coming off, and directly influence the normal use of product.
In addition, Chinese patent ZL200420059600.7 discloses a kind of water temperature inductive water tap luminous device, it is by the luminous body of installing different colours in water tap, luminous body shows that to the detection of water temperature different colors is to inform user's water temperature according to induction part, simultaneously, power to luminous body by miniature water flow generator generating in the water tap.But, the water tap of this structure is depended merely on the simple component of some routines and is realized above-mentioned functions, often the validity of these component and sensitivity are not good, be easy to reduce the reliability that temperature shows, and, in above-mentioned patent, as the vitals of this technological scheme---induction part and circuit control principle aspect do not disclose, those skilled in the art are difficult to reappear this technological scheme, make applying of this product have certain difficulty.
Summary of the invention
The purpose of this utility model is to provide a kind of can make current show different colours according to different water temperatures, thereby allows the user just can distinguish water temperature by visual identity, convenient and practical, reliability height, sensitive and accurate variable color water tap, gondola water faucet.
Goal of the invention of the present utility model is achieved in that a kind of variable color water tap, gondola water faucet, comprise water flow generator (M), the LED color lamp that is loaded on water tap or gondola water faucet water outlet end and the control circuit assembly be located in water tap or the gondola water faucet, it is characterized in that: described control circuit assembly comprises power supply circuits, microprocessor (U2), current testing circuit, water temperature testing circuit and LED lamp connecting circuit, wherein:
Power supply circuits: comprise the commutation diode (D2) and the voltage adjuster (U1) that are electrically connected in turn, the input end of commutation diode (D2) connects the voltage output end of water flow generator (M), the output terminal of commutation diode (D2) also is mounted with filter capacitor (C4) and voltage-stabiliser tube (ZD1) outward as DC output end, be converted to direct current with Ac with water flow generator (M) output, the also outer filter capacitor (C2) that is mounted with of this DC output end, make water flow generator (M) output terminal become primary voltage output terminal (VCC) through filtering, be the power supply of LED color lamp, primary voltage output terminal (VCC) is connected with the input end of voltage adjuster (U1), the outer filter capacitor (C1) that articulates between the input end of primary voltage output terminal (VCC) and voltage adjuster (U1), the output terminal of voltage adjuster (U1) is circumscribed with filter capacitor (C3), the output terminal of voltage adjuster (U1) through outside after filter capacitor (C3) filtering that articulates as secondary voltage output terminal (VDD);
Microprocessor (U2) is the HT46 series monolithic, and the 12nd pin of HT46 series monolithic is electrically connected with secondary voltage output terminal (VDD);
Water flow dynamic testing circuit: comprise triode (Q4) and be used for the detection device of perception streamflow regime, the base stage of triode (Q4) is electrically connected with secondary voltage output terminal (VDD) or directly is connected on the detection device, realization secondary voltage output terminal (VDD) or detection device are that the base stage of triode (Q4) provides bias voltage, the collector electrode of triode (Q4) is electrically connected the grounded-emitter connection of triode (Q4) with the 7th pin (PB1/AN1), the 16th pin (PA6) of secondary voltage output terminal (VDD) and microprocessor (U2);
Water temperature testing circuit: comprise the temperature transducer (RT1) and the divider resistance (R1) that are connected in series, the input end of temperature transducer (RT1) is electrically connected with secondary voltage output terminal (VDD), the output terminal of temperature transducer (RT1) is connected with divider resistance (R1), temperature transducer (RT1) and the connecting end of divider resistance (R1) and the 8th pin (PB0/AN0) of common access microprocessor (U2);
LED lamp connecting circuit is three groups, correspondence is divided into three groups to the LED color lamp, each organize LED lamp connecting circuit respectively with the 2nd pin (PA2) of HT46 series monolithic, the 3rd pin (PA1), the 4th pin (PA0) is electrically connected, every group of circuit comprises the diode that connects for several times, the triode that is connected with diode output, the 2nd pin (PA2) of the input end of diode and microprocessor (U2) or the 3rd pin (PA1) or the 4th pin (PA0) are connected, the output terminal of diode is connected with transistor base, the collector electrode of triode connects the grounded-emitter connection of triode with the output terminal of corresponding LED color lamp group.
The detection device that is used for the perception streamflow regime in the described water flow dynamic testing circuit is water flow generator (M), the base stage of the Ac output terminal of water flow generator (M) and triode (Q4), the Ac of water flow generator (M) output is used to the base stage of triode (Q4) that bias voltage is provided, and makes triode (Q4) conducting.
The detection device that is used for the perception streamflow regime in the described water flow dynamic testing circuit is hydraulic pressure detector (SW2B) and sensitive switch (SW2A), sensitive switch (SW2A) inserts the base stage of triode (Q4) and the connecting circuit between the secondary voltage output terminal (VDD), this sensitive switch (SW2A) is a double-contact clutch type switch, the base stage of one of them contact and triode (Q4), another electric shock is connected with the collector electrode of triode (Q4), hydraulic pressure detector (SW2B) inserts flow channel, and the pressure valve of hydraulic pressure detector (SW2B) is connected on the contact of sensitive switch (SW2A).
The detection device that is used for the perception streamflow regime in the water flow dynamic testing circuit is level switch (SWSK), level switch (SWSK) is provided with the two cube electrode sheets that insert flow channel, wherein a cube electrode sheet is electrically connected with the base stage of triode (Q4), another cube electrode sheet is connected with the collector electrode of triode (Q4), when current are flowed through two cube electrode sheets, water flow detector (SWSK) conducting.
Be connected with the equivalent chargeable cell (BT1) of peak voltage and primary voltage output terminal (VCC) on the described power supply circuits, one end ground connection of chargeable cell (BT1), the other end inserts on the power supply circuits, inserts the power supply circuits end and is positioned between the rectifying and wave-filtering output terminal and primary voltage output terminal (VCC) of water flow generator (M).
Be connected with the power plug (JK1) that can receive on the described power supply circuits with primary voltage output terminal threshold voltages such as (VCC).
Described microprocessor (U2) is connected with weak electricity measuring circuit and the light current display circuit that is used for detection of primary voltage output end (VCC) voltage, wherein:
Weak electricity measuring circuit: comprise resistance (R2), resistance (R4A) and resistance (R4B), one end of resistance (R2) is electrically connected with primary voltage output terminal (VCC), the equal ground connection of one end of resistance (R4A) and resistance (R4B), resistance (R4A) is connected with the other end of resistance (R2) with resistance (R4B) the other end, and three resistance connect the 6th pin (PB2/AN2) of the shared access microprocessor in back (U2);
The light current display circuit: comprise LED display lamp (LED14), the input end of LED display lamp (LED14) is electrically connected the output head grounding of LED display lamp (LED14) with the 1st pin (PA3/PFD) of microprocessor (U2).
Described microprocessor (U2) is connected with reset circuit, it comprises the dead resistance (R6) and filter capacitor (C8) that is connected in parallel, back dead resistance in parallel (R6) forms and joint group with filter capacitor (C8), and an end of joint group is electrically connected with secondary voltage output terminal (VDD), the other end is connected with the 11st pin (RES) of microprocessor (U2), and the end that joint group is connected with microprocessor (U2) also is circumscribed with resistance (R7) and electric capacity (C9) in turn, resistance (R7) is connected in series with electric capacity (C9), resistance (R7) inserts dead resistance (R6) and forms and joint group one end ground connection of electric capacity (C9) with filter capacitor (C8).
Described LED color lamp one end is embedded in the cover plate (GB) of water tap or gondola water faucet water outlet end, and the other end is exposed at outward outside the cover plate (GB), and the LED color lamp projects the light of water tap or gondola water faucet water column part and the angle of LED color lamp medial axis is no more than 60 degree.
The water tap with temperature-sensitive effect of the utility model and prior art, gondola water faucet relatively have the following advantages:
(1) in water tap or gondola water faucet, is provided with the LED color lamp of controlling with the control circuit assembly, the LED color lamp can show different colors according to the temperature of current, thereby allow the user just can distinguish water temperature by visual identity, effectively prevent because of the too high or on the low side user of causing of water temperature scalded or cold phenomenon, convenient and practical.
(2) LED color lamp described in the utility model, it shows it is to control by single chip circuit according to water temperature, the whole HT46 of employing series monolithic is controlled, by the control accuracy of single-chip microcomputer and cooperating of related circuit, the water temperature of current, current detect accurately, highly sensitive, can accurately respond to and react water temperature, improve the practical reliability of product greatly.
Description of drawings
Fig. 1 is the control circuit assembly functional-block diagram of the utility model most preferred embodiment.
Fig. 2 is in the control circuit assembly of the present utility model, the power supply circuits schematic diagram.
Fig. 3 is in the control circuit assembly of the present utility model, each the circuit part schematic diagram except that power supply circuits.
Fig. 4 is in the control circuit assembly of the present utility model, microprocessor U2 schematic diagram.
Fig. 5 is in the control circuit assembly of the present utility model, the pinouts of microprocessor.
Fig. 6 is in the control circuit assembly of the present utility model, the another kind of structural circuit figure of water flow dynamic testing circuit.
Fig. 7 is in the control circuit assembly of the present utility model, the annexation figure of hydraulic pressure detector and sensitive switch.
Fig. 8 is in the control circuit assembly of the present utility model, the third structural circuit figure of water flow dynamic testing circuit.
Fig. 9 is in the control circuit assembly of the present utility model, the structure principle chart of level switch.
Figure 10 is the mosaic structure figure of LED color lamp of the present utility model on water tap or gondola water faucet water outlet end casing.
Figure 11 is that LED color lamp of the present utility model is at the water tap of circular waterexit end or the location arrangements figure of gondola water faucet.
Figure 12 is that LED color lamp of the present utility model is at the water tap of square waterexit end or the location arrangements figure of gondola water faucet.
Figure 13 is that LED color lamp of the present utility model is installed in the location arrangements figure on the movable shower.
Figure 14 is in the utility model most preferred embodiment, the FB(flow block) of microprocessor programming.
Embodiment
To shown in Figure 9, variable color water tap of the present utility model, gondola water faucet comprise water flow generator M, the LED color lamp that is loaded on water tap or gondola water faucet water outlet end and the control circuit assembly be located in water tap or the gondola water faucet according to Fig. 1.Water flow generator M available water turbine drives the rotor of microgenerator, makes that rotor cutting magnetic induction line, realization generating, the electric energy of microgenerator output are LED color lamp and the power supply of control circuit assembly; Water flow generator M of the present utility model also can utilize the described Power Generation Section of ZL200420059600.7 patent structure to be achieved electricity generate function.During this time, adjust the parameter of water flow generator M, make about the voltage 6V of its output.Control circuit assembly described in the utility model comprises power supply circuits, microprocessor U2, current testing circuit, water temperature testing circuit and LED lamp connecting circuit, wherein:
Power supply circuits: comprise the commutation diode D2 and the voltage adjuster U1 that are electrically connected in turn, the model of commutation diode D2 is IN5819, and voltage adjuster U1 is the HT71 series product, concrete available HT7130, HT7133, HT7136, HT7144, type products such as HT7150.Commutation diode D2 connects the voltage output end of water flow generator M, the output terminal of commutation diode D2 also is mounted with filter capacitor C4 and voltage-stabiliser tube ZD1 outward as DC output end, external filter capacitor C4 and voltage-stabiliser tube ZD1 the other end ground connection, be converted to direct current with Ac with water flow generator M output, the specification of filter capacitor C4 is 220Uf/16V, and voltage-stabiliser tube ZD1 is the 6.2V voltage-stabiliser tube.The also outer filter capacitor C2 that is mounted with of this DC output end, the specification of filter capacitor C2 is 220Uf/16V, making water flow generator M output terminal become primary voltage output terminal VCC through filtering is 6V voltage, can be the supplying power for input end of LED color lamp, in the circuit of reality connects, between voltage-stabiliser tube ZD1 and filter capacitor C2, can have additional switch SW 1, to control the break-make of power supply circuits better.Primary voltage output terminal VCC is connected with the input end of voltage adjuster U1, the outer filter capacitor C1 that articulates between the input end of primary voltage output terminal VCC and voltage adjuster U1.The output terminal of voltage adjuster U1 is circumscribed with filter capacitor C3, the specification of filter capacitor C3 is 220Uf/16V, the output terminal of voltage adjuster U1 through outside after the filter capacitor C3 filtering that articulates as secondary voltage output terminal VDD, the output voltage of secondary voltage output terminal VDD is 3V.
Microprocessor U2 is the HT46 series monolithic, can be products such as HT46R46, HT46C46, HT46R47 and HT46C47 as HT46 series monolithic of the present utility model, and most preferred embodiment wherein of the present utility model adopts the HT46R47 model.The 12nd pin of HT46 series monolithic is electrically connected with secondary voltage output terminal VDD, receives the 3V power supply of power supply circuits, also can an external filter capacitor C6 before the input of the 12nd pin, so that the voltage of input is more stable; Its 13rd pin OSC1 can insert the RC vibrator circuit, and the electric capacity of RC vibrator circuit connects secondary voltage output terminal VDD.Its schematic diagram of this Series chip and pinouts are as 4 and shown in Figure 5, and as shown in Figure 3, for adapting to industrial operation, the pin mark part of microprocessor U2 is different with actual chips, this just makes things convenient for the connection of circuit, connection in reality is wiped in the work, and the operator should carry out proper operation in conjunction with Fig. 5 and pin shown in Figure 3.
Water flow dynamic testing circuit: comprise triode Q4 and the detection device that is used for the perception streamflow regime, the base stage of triode Q4 is electrically connected with secondary voltage output terminal VDD or directly is connected on the detection device, realize that secondary voltage output terminal VDD or detection device provide bias voltage for the base stage of triode Q4, the 7th pin PB1/AN1 of the collector electrode of triode Q4 and secondary voltage output terminal VDD and microprocessor U2, the 16th pin PA6 is electrically connected, the grounded-emitter connection of triode Q4, wherein, the base stage of detection device and triode Q4 can have additional the shaping bleeder circuit that constitutes by resistance R 12 and resistance R 14, resistance R 12 value 20K Europe, resistance R 14 value 33K Europe, with to being that the base stage of triode Q4 provides the electric current of biasing effect to carry out the shaping voltage division processing, simultaneously, also can be connected the diverter R9A that is arranged in parallel between the collector electrode of triode Q4 and the secondary voltage output terminal VDD, resistance R 9B.In concrete design was produced, the above-mentioned detection device that is used for the perception streamflow regime can be following three kinds of forms:
1. the described detection device that is used for the perception streamflow regime is water flow generator M, the Ac output terminal of water flow generator M and the base stage of triode Q4, the Ac of water flow generator M output certain frequency is used to the base stage of triode Q4 that bias voltage is provided, make triode Q4 conducting, this threshold frequency can be determined according to the value of electrical apparatus element, in the technical program, in conjunction with the individual components and parts value that provides, this threshold frequency is decided to be 20HZ, as shown in Figure 3.During this time, shaping circuit can transfer the sine wave of the alternating signal of water flow generator M output to square wave.When the speed of current is crossed low or is not had current, the frequency of the AC sine wave signal that water-energy generating electricity produces is lower than 20Hz or does not have sine wave signal, triode Q4 is in little logical state or cut-off state, 7 pin and 16 pin from the square signal of collector electrode output to microprocessor U2, too little or do not have a square wave signal because of amplitude, microprocessor U2 works in state of dormancy, make the frequency of Ac surpass 20Hz when the rotation of the rotating vane of water flow generator M is moving, at this moment triode Q4 is on state, the amplitude of the CPU approval that reach from the amplitude of the sine wave signal of collector electrode output this moment, microprocessor U2 is in running order immediately.
2. the described detection device that is used for the perception streamflow regime is hydraulic pressure detector SW2B and sensitive switch SW2A, sensitive switch SW2A inserts the base stage of triode Q4 and the connecting circuit between the secondary voltage output terminal VDD, this sensitive switch SW2A is a double-contact clutch type switch, the base stage of one of them contact and triode Q4, another electric shock is connected with the collector electrode of triode Q4, hydraulic pressure detector SW2B inserts flow channel, and the pressure valve of hydraulic pressure detector SW2B is connected on the contact of sensitive switch SW2A.As shown in Figure 6 and Figure 7.Do not having under the streamflow regime, the pressure valve of hydraulic pressure detector SW2B can not cause extruding to the contact of sensitive switch SW2A, and the contact of sensitive switch SW2A also just leaves double-contact, forms open-circuit condition.When hydraulic pressure detector SW2B had detected hydraulic pressure, the pressure of water outwards ejected hydraulic pressure detector SW2B pressure inside valve and touches sensitive switch SW2A conducting.Power supply provides bias voltage for the base stage of triode Q4 after by resistance R 12 and R14 dividing potential drop when the SW2A conducting, secondary voltage output terminal VDD provides enough bias voltages for the base stage of triode Q4, triode Q4 conducting, 7 pin of microprocessor U2 and 16 pin get electric, and microprocessor U2 is in running order immediately.
3. the described detection device that is used for the perception streamflow regime is level switch SWSK, level switch SWSK is provided with two cube electrode sheets and goes into flow channel as the pressure-sensitive termination, cube electrode sheet on the level switch SWSK is electrically connected with the base stage of triode Q4, and another electrode slices is connected with the collector electrode of triode Q4.Two cube electrode sheets of level switch SWSK inside are to constitute with gold-plated soft PCB, and two gold-plated copper sheets of PCB constitute two electrodes of water level detecting, as Fig. 7 and shown in Figure 9.Anhydrous when flowing through level switch, level switch two cube electrode bar to bar resistance infinities, not conducting of level switch SWSK, microprocessor is in state of dormancy; When water flow through level switch, two cube electrode bar to bar resistance of level switch were diminished by infinity, and the secondary voltage output terminal VDD provide base bias to triode Q4, and collector electrode becomes low level by high level, and microprocessor U2 is in running order.
Water temperature testing circuit: comprise the temperature transducer RT1 and the divider resistance R1 that are connected in series, the input end of temperature transducer RT1 is electrically connected with secondary voltage output terminal VDD, the output voltage of secondary voltage output terminal VDD can be earlier by the input end of cut-in temperature sensor RT1 just after the external filter capacitor C5 filtering; The output terminal of temperature transducer RT1 is connected with divider resistance R1's, the connecting end of temperature transducer RT1 and divider resistance R1 and common the 8th pin PB0/AN0 that inserts microprocessor U2; Temperature transducer RT1 is a kind of thermistor of negative temperature coefficient, and its resistance value raises with temperature and reduces.When detected water temperature raises, the resistance step-down of temperature transducer RT1, the output voltage of the 8th pin PB0/AN0 of microprocessor U2 increases; When detected water temperature reduced, the resistance of temperature transducer RT1 uprised, and the output voltage of the 8th pin PB0/AN0 of microprocessor U2 decreases.Transfer digital signal at the inner aanalogvoltage that just the 8th pin is changed of microprocessor U2, again by the digital-to-analog conversion of inside, control a pin output high level in the 2nd or the 3rd or the 4th pin pin among the microprocessor U2 according to the voltage swing of the 8th pin PB0/AN0, order about the work of corresponding LED color lamp.
LED lamp connecting circuit is three groups, correspondence is divided into three groups to the LED color lamp, each is organized LED lamp connecting circuit and is electrically connected with the 2nd pin PA2, the 3rd pin PA1, the 4th pin PA0 of HT46 series monolithic respectively, every group of circuit comprises the diode that connects for several times, the triode that is connected with diode output, the 2nd pin PA2 of the input end of diode and microprocessor U2 or the 3rd pin PA1 or the 4th pin PA0 are connected, the output terminal of diode is connected with transistor base, the collector electrode of triode connects the grounded-emitter connection of triode with the output terminal of corresponding LED color lamp group.In the utility model, every group of LED color lamp is 13, three groups of color lamps are divided into three groups of colors, the blueness group LED1C～LED13C that is respectively the redness group LED1A～LED13A that is connected with the 2nd pin PA2, the green group LED1B～LED13B that is connected with the 3rd pin PA1 and is connected with the 4th pin PA0, by programmed settings to microprocessor U2, red color lamp represents that water temperature is higher, and green color lamp represents that water temperature is moderate, and blue color lamp represents that then water temperature is lower.Each is organized the working condition of color lamp and carries out program control by microprocessor U2 according to the water temperature that the water temperature testing circuit detects.
Further perfect as technical solutions of the utility model:
Be connected with the chargeable cell BT1 of peak voltage and primary voltage output terminal VCC equivalence on the described power supply circuits, the peak voltage of chargeable cell BT1 that is 6V.The end ground connection of chargeable cell BT1, the other end inserts on the power supply circuits, insert the power supply circuits end between the rectifying and wave-filtering output terminal and primary voltage output terminal VCC of water flow generator M, in concrete circuit is provided with, the input end that the incoming end of chargeable cell BT1 is arranged at switch SW 1 is good, so that switch SW 1 also can totally control chargeable cell BT1, as shown in Figure 2.When water flow generator M did not work, it was LED color lamp and the power supply of control circuit assembly that chargeable cell BT1 can be used as back-up power; And when the electric weight of chargeable cell BT1 was not enough, the water flow generator M of work also can be its charging.
In the design of power supply circuits, also can be connected with the power plug JK1 that can receive thereon with threshold voltages such as primary voltage output terminal VCC, the voltage of ABAP Adapter that is 6V, the access point of power plug JK1 can be between voltage-stabiliser tube ZD1 and chargeable cell BT1.When using the ABAP Adapter power supply, after the access electricity of power plug JK1, to set up a voltage-stabiliser tube D1, as shown in Figure 2.When electric quantity of rechargeable battery was not enough, ABAP Adapter equally also can be charged to chargeable cell.
During this time, microprocessor U2 is connected with weak electricity measuring circuit and the light current display circuit that is used for detection of primary voltage output end VCC voltage, the light current circuit mainly is to be used to detect detection of primary voltage output end VCC whether to be lower than 3.6V, the operating voltage of chargeable cell BT1 particularly, wherein:
Weak electricity measuring circuit: comprise resistance (R2), resistance (R4A) and resistance (R4B), one end of resistance (R2) is electrically connected with primary voltage output terminal (VCC), the equal ground connection of one end of resistance (R4A) and resistance (R4B), resistance (R4A) is connected with the other end of resistance (R2) with resistance (R4B) the other end, and three resistance connect the 6th pin (PB2/AN2) of the shared access microprocessor in back (U2), three resistance connect the external filter capacitor C7 between back and the 6th pin PB2/AN2 that crosses, the other end ground connection of filter capacitor C7.In practice, resistance R 2 value 200K Europe, resistance R 4A value 150K Europe, resistance R 4B value 2M Europe, set the program control that cooperates microprocessor U2 according to resistance, just can realize whether chargeable cell BT1 is lower than the detection of 3.6V resistance R 2, resistance R 4A and resistance R 4B.
The light current display circuit: comprise LED display lamp LED14, this lamp is the warning display lamp, is best with the redness.The input end of LED display lamp LED14 is connected the output head grounding of LED display lamp LED14 with the 1st pin PA3/PFD of microprocessor U2.When the voltage of primary voltage output terminal VCC is lower than 3.6V, export the high level of certain frequency from the 1st pin of microprocessor U2, by resistance R 10 current limlitings, LED display lamp LED14 is also flashed by certain frequency, along with the voltage of primary voltage output terminal VCC (particularly chargeable cell BT1) is low more, the high-low level frequency change of the 1st pin output of microprocessor U2 is fast more, it is also fast more that red LED display lamp LED14 flashes, and power shortage or the inefficacy of primary voltage output terminal VCC (particularly chargeable cell BT1) are described.In practical design, resistance R 10 values 680 Europe, as primary voltage output terminal VCC (particularly chargeable cell BT1) when being lower than 3.6 volts, 1 pin of microprocessor U2 was every 1 second output one high level, red LED14 dodged once every 1 second, as primary voltage output terminal VCC (particularly chargeable cell BT1) when being lower than 3 volts, twice high level of output in 1 pin of microprocessor U2 1 second, red LED (LED14) dodged twice in per 1 second.
Simultaneously, described microprocessor U2 is connected with reset circuit, it comprises dead resistance R6 and the filter capacitor C8 that is connected in parallel, back dead resistance R6 in parallel and filter capacitor C8 form and joint group, and an end of joint group is electrically connected with secondary voltage output terminal VDD, the other end is connected with the 11st pin RES of microprocessor U2, and the end that joint group is connected with microprocessor U2 also is circumscribed with resistance R 7 and capacitor C 9 in turn, resistance R 7 is connected in series with capacitor C 9, resistance R 7 inserts dead resistance R6 and filter capacitor C8 forms and joint group, an end ground connection of capacitor C 9.When the control circuit assembly started, microprocessor U2 and reset circuit carried out reset operation to the control circuit assembly in advance.
And LED color lamp one end is embedded in the cover plate GB of water tap or gondola water faucet water outlet end, and the other end is exposed at outward outside the cover plate GB, and the LED color lamp projects the light of water column part and the angle of LED color lamp medial axis is no more than 60 degree.The LED light that emits, particularly the angle with the medial axis is the light of 60 degree, according to the ray refraction law, most of (minority is for whole) were refracted in the water column after these light entered water column, make whole water column present light colored, be able to the temperature of reaction water stream, as shown in figure 10.
Figure 11 and Figure 12 be the utility model in application process, the LED color lamp is installed on difform water tap or the gondola water faucet, and the utility model also can be used for movable shower flower and shines, as shown in figure 13.The LWD color lamp is evenly arranged on the cover plate of waterexit end, makes each water column all have the LED ray cast to arrive.
In the utility model, in the programming operation to microprocessor U2, the operator can guide according to the related description of HT46 series monolithic, according to program flow chart shown in Figure 14, can finish programing work.
Workflow of the present utility model is:
The manufacturer of product needs in advance according to the related description file of the microprocessor U2 chip that is adopted, and U2 writes corresponding program for microprocessor.
Power supply power supply: when the user inserts current with water tap or gondola water faucet, and the switch SW 1 of connection power supply circuits, system just can be powered by water flow generator M, ABAP Adapter or chargeable cell BT1, in the time of power supply, when chargeable cell BT1 electric weight was not enough, water flow generator M or ABAP Adapter just can be charged to chargeable cell BT1.After power supply process filtering and the voltage stabilizing, at primary voltage output terminal VCC output 6V voltage, at secondary voltage output terminal VDD output 3V voltage.
Current detect: whether the Ac output frequency that the water flow dynamic testing circuit can be by detecting water flow generator M is more than 20HZ, perhaps cooperate to detect whether have water flow pressure, or detect whether there is water flow dynamic by level switch SWSK by hydraulic pressure detector SW2B and sensitive switch SW2A.After above three kinds of performances satisfied, at this moment the base stage of triode Q4 got electric and conducting, and the 7th pin PB1/AN1 of microprocessor U2, the 16th pin PA6 present low level, and this moment, microprocessor U2 resetted, and is in running order; When the Ac output frequency of water flow generator M below 20HZ or current when not having pressure, the base stage of triode Q4 can not conducting because of can not get bias voltage, triode Q4 ends, the 7th pin PB1/AN1, the 16th pin PA6 of microprocessor U2 are high level, microprocessor U2 works in state of dormancy, the circuit no-output, three-color LED (LED1～LED13) nothing indication.
Water temperature detects: temperature transducer RT1 detects the temperature of current, and microprocessor U2 will instruct a pin output high level in its 2nd or the 3rd or the 4th pin pin, orders about the work of corresponding LED color lamp.
The output of LED color lamp shows: by the program setting to microprocessor U2, set water temperature is 0
-In the time of 30 ℃, blue led lamp group LED1C～LED13C lights; Water temperature is 31
-In the time of 45 ℃, green LED lamp set LED1B～LED13B lights; Water temperature 45 ℃ or more than, red LED lamp set LED1A～LED13A lights.1. the temperature that arrives as temperature transducer RT1 is 0
-When 30 ℃ and water flow sensing unit SW2 had detected water, microprocessor U2 the 4th pin PA0 exported high level, and through resistance R 8, diode D5 drives triode Q3 conducting, and blue led 1A～LED13A lights; 2. work as the detected temperature of temperature transducer RT1 31
-When 45 ℃ and water flow sensing unit SW2 had detected water, microprocessor U2 the 3rd pin PA1 exported high level, and through resistance R 5, diode D4 drives triode Q2 conducting, and green LED 1B～LED13B lights; 3. when the detected temperature of temperature transducer RT1 when 45 ℃ or above and water flow sensing unit SW2 have detected water, microprocessor U2 the 2nd pin output high level, through resistance R 3, diode D3 drives triode Q3 conducting, red LED 1C～LED13C lights;
Light current LED indication: primary voltage output terminal VCC (particularly chargeable cell BT1) voltage is through resistance R 2, R4A, the R4B dividing potential drop, be input to the 6th pin PB2/AN2 of microprocessor U2 after the C7 filtering, when VCC voltage is lower than 3.6 volts, the 1st pin PA3/PFD from microprocessor U2, the high-low level of output certain frequency, by resistance R 10 current limlitings, red LED14 is also flashed by certain frequency, along with cell voltage is low more, the high-low level frequency change of the 1 pin output of microprocessor U2 is fast more, and it is also fast more that red LED14 flashes, and Ni-MH chargeable cell BT1 power shortage or inefficacy are described.
By the utility model, the user just can distinguish water temperature by visual identity, effectively prevent because of the too high or on the low side user of causing of water temperature scalded or cold phenomenon, convenient and practical.And, the utility model is to control by single chip circuit, the whole HT46 of employing series monolithic is controlled, by the control accuracy of single-chip microcomputer and cooperating of related circuit, the water temperature of current, current detect accurately, highly sensitive, can accurately respond to and react water temperature, improve the practical reliability of product greatly.
Claims (9)
1, a kind of variable color water tap, gondola water faucet, comprise water flow generator (M), the LED color lamp that is loaded on water tap or gondola water faucet water outlet end and the control circuit assembly be located in water tap or the gondola water faucet, it is characterized in that: described control circuit assembly comprises power supply circuits, microprocessor (U2), water flow dynamic testing circuit, water temperature testing circuit and LED lamp connecting circuit, wherein:
Power supply circuits: comprise the commutation diode (D2) and the voltage adjuster (U1) that are electrically connected in turn, the input end of commutation diode (D2) connects the voltage output end of water flow generator (M), the output terminal of commutation diode (D2) also is mounted with filter capacitor (C4) and voltage-stabiliser tube (ZD1) outward as DC output end, be converted to direct current with Ac with water flow generator (M) output, the also outer filter capacitor (C2) that is mounted with of this DC output end, make water flow generator (M) output terminal become primary voltage output terminal (VCC) through filtering, be the power supply of LED color lamp, primary voltage output terminal (VCC) is connected with the input end of voltage adjuster (U1), the outer filter capacitor (C1) that articulates between the input end of primary voltage output terminal (VCC) and voltage adjuster (U1), the output terminal of voltage adjuster (U1) is circumscribed with filter capacitor (C3), the output terminal of voltage adjuster (U1) through outside after filter capacitor (C3) filtering that articulates as secondary voltage output terminal (VDD);
Microprocessor (U2) is the HT46 series monolithic, and the 12nd pin of HT46 series monolithic is electrically connected with secondary voltage output terminal (VDD);
Water flow dynamic testing circuit: comprise triode (Q4) and be used for the detection device of perception streamflow regime, the base stage of triode (Q4) is electrically connected with secondary voltage output terminal (VDD) or directly is connected on the detection device, realization secondary voltage output terminal (VDD) or detection device are that the base stage of triode (Q4) provides bias voltage, the collector electrode of triode (Q4) is electrically connected the grounded-emitter connection of triode (Q4) with the 7th pin (PB1/AN1), the 16th pin (PA6) of secondary voltage output terminal (VDD) and microprocessor (U2);
Water temperature testing circuit: comprise the temperature transducer (RT1) and the divider resistance (R1) that are connected in series, the input end of temperature transducer (RT1) is electrically connected with secondary voltage output terminal (VDD), the output terminal of temperature transducer (RT1) is connected with divider resistance (R1), temperature transducer (RT1) and the connecting end of divider resistance (R1) and the 8th pin (PB0/AN0) of common access microprocessor (U2);
LED lamp connecting circuit is three groups, correspondence is divided into three groups to the LED color lamp, each organize LED lamp connecting circuit respectively with the 2nd pin (PA2) of HT46 series monolithic, the 3rd pin (PA1), the 4th pin (PA0) is electrically connected, every group of circuit comprises the diode that connects for several times, the triode that is connected with diode output, the 2nd pin (PA2) of the input end of diode and microprocessor (U2) or the 3rd pin (PA1) or the 4th pin (PA0) are connected, the output terminal of diode is connected with transistor base, the collector electrode of triode connects the grounded-emitter connection of triode with the output terminal of corresponding LED color lamp group.
2, state variable color water tap, gondola water faucet according to claim 1, it is characterized in that: the detection device that is used for the perception streamflow regime in the described water flow dynamic testing circuit is water flow generator (M), the base stage of the Ac output terminal of water flow generator (M) and triode (Q4), the Ac of water flow generator (M) output is used to the base stage of triode (Q4) that bias voltage is provided, and makes triode (Q4) conducting.
3, state the variable color water tap according to claim 1, gondola water faucet, it is characterized in that: the detection device that is used for the perception streamflow regime in the described water flow dynamic testing circuit is hydraulic pressure detector (SW2B) and sensitive switch (SW2A), sensitive switch (SW2A) inserts the base stage of triode (Q4) and the connecting circuit between the secondary voltage output terminal (VDD), this sensitive switch (SW2A) is a double-contact clutch type switch, the base stage of one of them contact and triode (Q4), another electric shock is connected with the collector electrode of triode (Q4), hydraulic pressure detector (SW2B) inserts flow channel, and the pressure valve of hydraulic pressure detector (SW2B) is connected on the contact of sensitive switch (SW2A).
4, state variable color water tap, gondola water faucet according to claim 1, it is characterized in that: the detection device that is used for the perception streamflow regime in the described water flow dynamic testing circuit is level switch (SWSK), level switch (SWSK) is provided with the two cube electrode sheets that insert flow channel, wherein a cube electrode sheet is electrically connected with the base stage of triode (Q4), another cube electrode sheet is connected with the collector electrode of triode (Q4), when current are flowed through two cube electrode sheets, water flow detector (SWSK) conducting.
5, state variable color water tap, gondola water faucet according to claim 1, it is characterized in that: be connected with the equivalent chargeable cell (BT1) of peak voltage and primary voltage output terminal (VCC) on the described power supply circuits, one end ground connection of chargeable cell (BT1), the other end inserts on the power supply circuits, inserts the power supply circuits end and is positioned between the rectifying and wave-filtering output terminal and primary voltage output terminal (VCC) of water flow generator (M).
6, variable color water tap according to claim 5, gondola water faucet is characterized in that: be connected with the power plug (JK1) that can receive with primary voltage output terminal threshold voltages such as (VCC) on the described power supply circuits.
7, variable color water tap according to claim 1, gondola water faucet is characterized in that: described microprocessor (U2) is connected with weak electricity measuring circuit and the light current display circuit that is used for detection of primary voltage output end (VCC) voltage, wherein:
Weak electricity measuring circuit: comprise resistance (R2), resistance (R4A) and resistance (R4B), one end of resistance (R2) is electrically connected with primary voltage output terminal (VCC), the equal ground connection of one end of resistance (R4A) and resistance (R4B), resistance (R4A) is connected with the other end of resistance (R2) with resistance (R4B) the other end, and three resistance connect the 6th pin (PB2/AN2) of the shared access microprocessor in back (U2);
The light current display circuit: comprise LED display lamp (LED14), the input end of LED display lamp (LED14) is electrically connected the output head grounding of LED display lamp (LED14) with the 1st pin (PA3/PFD) of microprocessor (U2).
8, variable color water tap according to claim 1, gondola water faucet, it is characterized in that: described microprocessor (U2) is connected with reset circuit, it comprises the dead resistance (R6) and filter capacitor (C8) that is connected in parallel, back dead resistance in parallel (R6) forms and joint group with filter capacitor (C8), and an end of joint group is electrically connected with secondary voltage output terminal (VDD), the other end is connected with the 11st pin (RES) of microprocessor (U2), and the end that joint group is connected with microprocessor (U2) also is circumscribed with resistance (R7) and electric capacity (C9) in turn, resistance (R7) is connected in series with electric capacity (C9), resistance (R7) inserts dead resistance (R6) and forms and joint group one end ground connection of electric capacity (C9) with filter capacitor (C8).
9, variable color water tap according to claim 1, gondola water faucet, it is characterized in that: described LED color lamp one end is embedded in the cover plate (GB) of water tap or gondola water faucet water outlet end, the other end is exposed at outward outside the cover plate (GB), and the LED color lamp projects the light of water tap or gondola water faucet water column part and the angle of LED color lamp medial axis is no more than 60 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202004613U CN201250949Y (en) | 2008-09-08 | 2008-09-08 | Color-changing faucet or sprinkler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202004613U CN201250949Y (en) | 2008-09-08 | 2008-09-08 | Color-changing faucet or sprinkler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201250949Y true CN201250949Y (en) | 2009-06-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202004613U Expired - Lifetime CN201250949Y (en) | 2008-09-08 | 2008-09-08 | Color-changing faucet or sprinkler |
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| Country | Link |
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| CN (1) | CN201250949Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011079472A1 (en) * | 2009-12-31 | 2011-07-07 | 孙亚凯 | Temperature sensing shower |
| US9057184B2 (en) | 2011-10-19 | 2015-06-16 | Delta Faucet Company | Insulator base for electronic faucet |
| US9074357B2 (en) | 2011-04-25 | 2015-07-07 | Delta Faucet Company | Mounting bracket for electronic kitchen faucet |
| US9333698B2 (en) | 2013-03-15 | 2016-05-10 | Delta Faucet Company | Faucet base ring |
| US10393363B2 (en) | 2017-04-25 | 2019-08-27 | Delta Faucet Company | Illumination device for a fluid delivery apparatus |
-
2008
- 2008-09-08 CN CNU2008202004613U patent/CN201250949Y/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011079472A1 (en) * | 2009-12-31 | 2011-07-07 | 孙亚凯 | Temperature sensing shower |
| US9074357B2 (en) | 2011-04-25 | 2015-07-07 | Delta Faucet Company | Mounting bracket for electronic kitchen faucet |
| US9057184B2 (en) | 2011-10-19 | 2015-06-16 | Delta Faucet Company | Insulator base for electronic faucet |
| US9333698B2 (en) | 2013-03-15 | 2016-05-10 | Delta Faucet Company | Faucet base ring |
| US10393363B2 (en) | 2017-04-25 | 2019-08-27 | Delta Faucet Company | Illumination device for a fluid delivery apparatus |
| US10697628B2 (en) | 2017-04-25 | 2020-06-30 | Delta Faucet Company | Faucet illumination device |
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Owner name: GUANGZHOU SEAGULL KITCHEN AND BATH PRODUCTS CO., L Free format text: FORMER OWNER: CHEN XIAOLIN Effective date: 20100806 |
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| C41 | Transfer of patent application or patent right or utility model | ||
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Free format text: CORRECT: ADDRESS; FROM: 528306 NO.13B01, BUILDING B, HUAXIAXINCHENG, RONGGUI TOWN, SHUNDE DISTRICT, FOSHAN CITY, GUANGDONG PROVINCE TO: 511400 NO.363, YUSHAN WEST ROAD, SHATOU STREET, FANYU DISTRICT, GUANGZHOU CITY |
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| TR01 | Transfer of patent right |
Effective date of registration: 20100806 Address after: 511400 Guangzhou city Panyu District Yu Sha Tau Street, No. 363 Shanxi Road Patentee after: Guangzhou Seagull Kitchen and Bath Products Co., Ltd. Address before: 528306 Guangdong province Foshan city Shunde District Ronggui town Huaxia town B block No. 13B01 Patentee before: Chen Xiaolin |
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| CX01 | Expiry of patent term |
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| CX01 | Expiry of patent term |