CN105562226A - Water spray control system for shower based on steady-flow type voltage step-down circuit - Google Patents
Water spray control system for shower based on steady-flow type voltage step-down circuit Download PDFInfo
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- CN105562226A CN105562226A CN201510964217.9A CN201510964217A CN105562226A CN 105562226 A CN105562226 A CN 105562226A CN 201510964217 A CN201510964217 A CN 201510964217A CN 105562226 A CN105562226 A CN 105562226A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
- B05B1/14—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means with multiple outlet openings; with strainers in or outside the outlet opening
- B05B1/18—Roses; Shower heads
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
- B05B1/30—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages
Abstract
The invention discloses a water spray control system for a shower based on a steady-flow type voltage step-down circuit. The water spray control system is characterized by consisting of a central processor, an A/D converter connected to the central processor, a water spray control circuit and a power supply, an infrared sensor connected to the A/D converter, a spray head solenoid valve connected to the water spray control circuit, the voltage step-down circuit in tandem connection between the infrared sensor and a power supply, and a steady-flow circuit in tandem connection between the power supply and the water spray control circuit. The water spray control system is simple in structure, and is low in cost; the water spray control circuit of the water spray control system can stop spraying water when people who takes a shower does not need to have a bath, so that waste of water resources can be prevented, and therefore, the water spray control system is suitable for being popularized and applied.
Description
Technical field
The present invention relates to a kind of control system, specifically refer to a kind of shower spray water control system based on stable flow type reduction voltage circuit.
Background technology
Along with the progress of society, the family of ordinary people come into by the commodity of various kind, and when shower, people are not also in just bath, usually all can use the bath article such as shower cream or perfumed soap.Usually bath is not needed when using bath article to give a rubdown with a damp towel, and the foam of bath article can be stained with on hand when giving a rubdown with a damp towel, so a lot of people dislikes switch shower pretty troublesome, usually shower is not closed when giving a rubdown with a damp towel, just move on to beyond shower nozzle spray field, move to again after having rubbed bath with the hands below shower nozzle and continue bath.Due to the uninterrupted water spray of shower nozzle in the process of giving a rubdown with a damp towel, and shower person reasonably could not utilize these water, therefore causes great water resource waste.
Summary of the invention
When the object of the invention is to overcome current shower in the process of giving a rubdown with a damp towel the uninterrupted water spray of shower nozzle, and shower person reasonably could not utilize these water, therefore the defect of great water resource waste is caused, not only structure is simple to provide one, and with low cost, can also need according to the bath of shower person the shower spray water control system based on stable flow type reduction voltage circuit controlling shower nozzle water spray.
The present invention is achieved through the following technical solutions:
A kind of shower spray water control system based on stable flow type reduction voltage circuit, primarily of central processing unit, the A/D converter be all connected with central processing unit, spray water control circuit and power supply, the infrared sensor be connected with A/D converter, the shower nozzle magnetic valve be connected with water spray control circuit, be serially connected in the reduction voltage circuit between infrared sensor and power supply, and the current stabilization circuit be serially connected between power supply and water spray control circuit forms; Described water spray control circuit is by control chip IC, the power circuit that input is connected with current stabilization circuit, output is connected with control chip IC, the signal circuits for triggering that input is connected with central processing unit, output is connected with control chip IC, and the solenoid valve control circuit that input is connected with control chip IC, output is connected with shower nozzle magnetic valve forms; Described solenoid valve control circuit is also connected with signal circuits for triggering with power circuit respectively.
Further, described current stabilization circuit is by diode rectifier U1, three terminal regulator U2, triode VT5, triode VT6, positive pole is connected with the positive output end of diode rectifier U1, the electric capacity C7 that negative pole is connected with the negative output terminal of diode rectifier U1, P pole is connected with the positive pole of electric capacity C7, the diode D9 that N pole is connected with the VIN pin of three terminal regulator U2, be serially connected in the resistance R14 between the positive pole of electric capacity C7 and the colelctor electrode of triode VT5, be serially connected in the resistance R17 between the negative pole of electric capacity C7 and the emitter stage of triode VT6, positive pole is connected with the N pole of diode D9 after resistance R15, the electric capacity C9 that negative pole is connected with the colelctor electrode of triode VT6, P pole is connected with the VOUT pin of three terminal regulator U2, the diode D10 that N pole is connected with the base stage of triode VT6, P pole is connected with the emitter stage of triode VT5 after resistance R16, the diode D11 that N pole is connected with the base stage of triode VT6 after resistance R18, positive pole is connected with the base stage of triode VT5, the electric capacity C8 of minus earth, and positive pole is connected with the N pole of diode D11, the electric capacity C10 of minus earth forms, the colelctor electrode of described triode VT5 is connected with the GND pin of three terminal regulator U2, and its base stage is connected with the negative pole of electric capacity C7, two inputs of described diode rectifier U2 as current stabilization circuit input and be connected with power supply, the base stage of described triode VT6 and its colelctor electrode jointly as current stabilization circuit output and be connected with power circuit.
Further, described reduction voltage circuit is by transformer T, diode rectifier U3, triode VT7, triode VT8, positive pole is connected with the positive output end of diode rectifier U3, the electric capacity C11 that negative pole is connected with the negative output terminal of diode rectifier U3, positive pole is connected with the positive pole of electric capacity C11, the electric capacity C12 that negative pole is connected with the negative pole of electric capacity C11, be serially connected in the resistance R19 between the positive pole of electric capacity C11 and the base stage of triode VT8, be serially connected in the resistance R20 between the base stage of triode VT8 and the base stage of triode VT7, be serially connected in the resistance R21 between the emitter stage of triode VT8 and the colelctor electrode of triode VT7, be serially connected in the resistance R22 between the emitter stage of triode VT8 and the negative pole of electric capacity C11, P pole is connected with the base stage of triode VT7, the diode D12 that N pole is connected with the emitter stage of triode VT8, N pole is connected with the base stage of triode VT8, the diode D13 that P pole is connected with the negative pole of electric capacity C11, positive pole is connected with the colelctor electrode of triode VT8, the electric capacity C13 of minus earth, and N pole is connected with the negative pole of electric capacity C11, the diode D14 that P pole is connected with the colelctor electrode of triode VT7 after slide rheostat R23 forms, the emitter stage of described triode VT7 is connected with the positive pole of electric capacity C11, and the emitter stage of described triode VT8 is connected with the sliding end of slide rheostat R23, an input of described diode rectifier U3 is connected with the non-same polarity of the secondary coil of transformer T, and its another input is connected with the Same Name of Ends of the secondary coil of transformer T, the Same Name of Ends of the primary coil of described transformer T is with the input of non-common composition reduction voltage circuit of the same name and be connected with power supply, and the colelctor electrode of described triode VT7 jointly forms the output of reduction voltage circuit with the negative pole of electric capacity C11 and is connected with power supply input circuit.
Further, described power circuit is by triode VT1, P pole is connected with the colelctor electrode of triode VT1 after resistance R1, the diode D2 that N pole is connected with the base stage of triode VT1, one end is connected with the base stage of triode VT6, the inductance L that the other end is connected with the base stage of triode VT1 after electric capacity C1, P pole is connected with the tie point of inductance L with electric capacity C1, the diode D1 that N pole is connected with the THR pin of control chip IC, be serially connected in the resistance R2 between the base stage of triode VT1 and the CONT pin of control chip IC, be serially connected in the resistance R3 between the emitter stage of triode VT1 and the THR pin of control chip IC, N pole is connected with the colelctor electrode of triode VT1 after resistance R4, the diode D3 that P pole is connected with the RES pin of control chip IC, and positive pole is connected with the colelctor electrode of triode VT1, the electric capacity C2 of minus earth forms, the P pole of described diode D2 is connected with the emitter stage of triode VT6, and the N pole of described diode D1 is connected with solenoid valve control circuit.
Simultaneously, described signal circuits for triggering are by triode VT2, the electric capacity C3 that positive pole is connected with the colelctor electrode of triode VT2 after resistance R6, negative pole is connected with the VOS pin of control chip IC, the diode D4 that N pole is connected with the emitter stage of triode VT2, P pole is connected with the RES pin of control chip IC after resistance R7, P pole is connected with the negative pole of electric capacity C3, N pole in turn through the diode D5 that relay K is connected with the base stage of triode VT2 after resistance R5, and positive pole is connected with the emitter stage of triode VT2, the electric capacity C4 of minus earth forms; The tie point of described resistance R5 and relay K is connected with central processing unit as the input of signal circuits for triggering, and the N pole of described diode D5 is connected with solenoid valve control circuit as the output of signal circuits for triggering.
Described solenoid valve control circuit is by triode VT3, triode VT4, P pole is connected with the OUT pin of control chip IC, the diode D6 that N pole is connected with the base stage of triode VT4, P pole is connected with the emitter stage of triode VT3 after resistance R9, the diode D7 that N pole is connected with the base stage of triode VT4 after resistance R11, be serially connected in the resistance R12 between the emitter stage of triode VT4 and the N pole of diode D7, positive pole is connected with the colelctor electrode of triode VT3 after resistance R10, the electric capacity C5 of minus earth, positive pole is connected with the emitter stage of triode VT4, the electric capacity C6 that negative pole is connected with the N pole of diode D5 after resistance R8, and P pole is connected with the negative pole of electric capacity C6 after resistance R13, the diode D8 that N pole is connected with the N pole of diode D7 forms, the base stage of described triode VT3 is connected with the N pole of diode D1 with the DIS pin of control chip IC respectively, and its colelctor electrode is connected with the colelctor electrode of triode VT4, the P pole of described diode D7 is connected with the base stage of triode VT4, and its N pole is connected with shower nozzle magnetic valve after the normally opened contact K-1 of relay K.
In order to ensure effect, described control chip IC is NE555 integrated chip.
The present invention compared with prior art, has the following advantages and beneficial effect:
(1) not only structure is simple in the present invention, and with low cost, and its water spray control circuit can stop water spray when shower person does not need bath, therefore can prevent the waste causing water resource.
(2) current stabilization circuit of the present invention can to input water spray control circuit power supply carry out current stabilization process so that for water spray control circuit stable electric current is provided.
(3) reduction voltage circuit of the present invention can carry out step-down to the supply voltage of input infrared sensor, so that provide suitable operating voltage for infrared sensor, can form protective effect, therefore can improve the service life of infrared sensor to infrared sensor.
(4) power circuit of the present invention can be accessed by power supply, thus is shower nozzle solenoid valve so that shower person need bath time make shower nozzle magnetic valve obtain electric after open, shower nozzle spray water, can wash by water.
(5) signal circuits for triggering of the present invention can receive the control signal that central processing unit sends so that below human motion to shower nozzle time control shower nozzle magnetic valve and open, shower person can wash by water; And stop water spray during region beyond human motion to shower nozzle spray field, to prevent waste water resource.
(6) solenoid valve control circuit of the present invention conducting control shower nozzle magnetic valve and open when human body needs bath, can wash by water; And disconnect when human body does not need bath, the adhesive of shower nozzle magnetic valve can be controlled, thus stop water spray.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present invention.
Fig. 2 is the electrical block diagram of water spray control circuit of the present invention.
Fig. 3 is the electrical block diagram of current stabilization circuit of the present invention.
Fig. 4 is the electrical block diagram of reduction voltage circuit of the present invention.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is described in further detail, but embodiments of the present invention are not limited thereto.
Embodiment
As shown in Figure 1, spray water control system of the present invention, primarily of central processing unit, the A/D converter be all connected with central processing unit, spray water control circuit and power supply, the infrared sensor be connected with A/D converter, the shower nozzle magnetic valve be connected with water spray control circuit, is serially connected in the reduction voltage circuit between infrared sensor and power supply, and the current stabilization circuit be serially connected between power supply and water spray control circuit forms.During use, be arranged on by infrared sensor on shower nozzle or be arranged on the ceiling above shower nozzle, described infrared sensor is for gathering the human body signal below shower nozzle.Described shower nozzle magnetic valve is arranged on sparge pipe, for controlling shower nozzle water spray.
Concrete, when human body needs then can move to below shower nozzle during bath, infrared sensor collects the human body information under shower nozzle, and the human body information this collected is sent to A/D converter carries out analog-to-digital conversion.Information after conversion is sent to central processing unit by described A/D converter, and central processing unit sends control signal to water spray control circuit, and water spray control circuit then controls shower nozzle magnetic valve and opens, and shower nozzle is sprayed water, and shower person can carry out shower.When shower person does not need then can move to region beyond shower nozzle spray field when washing by water, then infrared sensor does not collect the human body information below shower nozzle, central processing unit does not receive the human information signal that infrared sensor gathers, then central processing unit does not send a control signal to water spray control circuit, accordingly, control circuit of spraying water then does not send a control signal to shower nozzle magnetic valve, the adhesive of shower nozzle magnetic valve, can sparge pipe be closed, prevent the waste causing water resource.
During enforcement, described water spray control circuit is by control chip IC, the power circuit that input is connected with current stabilization circuit, output is connected with control chip IC, the signal circuits for triggering that input is connected with central processing unit, output is connected with control chip IC, and the solenoid valve control circuit that input is connected with control chip IC, output is connected with shower nozzle magnetic valve forms; Described solenoid valve control circuit is also connected with signal circuits for triggering with power circuit respectively.What the control chip IC in the present embodiment adopted is NE555 integrated chip, and what described central processing unit adopted is SOP8 integrated chip.
Concrete, as shown in Figure 2, described power circuit is by triode VT1, and inductance L, diode D1, diode D2, diode D3, electric capacity C1, electric capacity C2, resistance R1, resistance R2, resistance R3 and resistance R4 form.Described power circuit for accessing power supply, thus is shower nozzle solenoid valve so that shower person need bath time make shower nozzle magnetic valve obtain electric after open, shower nozzle spray water, can wash by water.
During connection, the P pole of described diode D2 is connected with the colelctor electrode of triode VT1 after resistance R1, and its N pole is connected with the base stage of triode VT1.One end of described inductance L and the P of diode D2 form the input of power circuit extremely jointly, and its other end is connected with the base stage of triode VT1 after electric capacity C1.Wherein, the positive pole of described electric capacity C1 is connected with inductance L, and its negative pole is connected with the base stage of triode VT1.The P pole of described diode D1 is connected with the tie point of inductance L with electric capacity C1, and its N pole is connected with the THR pin of control chip IC.Described resistance R2 is serially connected between the base stage of triode VT1 and the CONT pin of control chip IC, and described resistance R3 is serially connected between the emitter stage of triode VT1 and the THR pin of control chip IC.The N pole of described diode D3 is connected with the colelctor electrode of triode VT1 after resistance R4, and its P pole is connected with the RES pin of control chip IC.The positive pole of described electric capacity C2 is connected with the colelctor electrode of triode VT1, its minus earth.Meanwhile, the N pole of described diode D1 is connected with solenoid valve control circuit.
Described signal circuits for triggering are by triode VT2, and relay K, diode D4, diode D5, electric capacity C3, electric capacity C4, resistance R5, resistance R6 and resistance R7 form.The control signal that described signal circuits for triggering send for receiving central processing unit so that below human motion to shower nozzle time control shower nozzle magnetic valve and open, shower person can wash by water; And stop water spray during region beyond human motion to shower nozzle spray field, to prevent waste water resource.
During connection, the positive pole of described electric capacity C3 is connected with the colelctor electrode of triode VT2 after resistance R6, and its negative pole is connected with the VOS pin of control chip IC.The N pole of described diode D4 is connected with the emitter stage of triode VT2, and its P pole is connected with the RES pin of control chip IC after resistance R7.The P pole of described diode D5 is connected with the negative pole of electric capacity C3, and its N pole is connected with the base stage of triode VT2 after resistance R5 through relay K in turn.The positive pole of described electric capacity C4 is connected with the emitter stage of triode VT2, its minus earth.The N pole of described diode D5 is connected with solenoid valve control circuit as the output of signal circuits for triggering.Described resistance R5 is connected with the CS pin of SOP8 integrated chip as the input of signal circuits for triggering with the tie point of relay K.Meanwhile, described A/D converter is connected with the MULF pin of SOP8 integrated chip, and described power supply is then connected with VCC pin with the INV pin of SOP8 integrated chip respectively.
Described solenoid valve control circuit is by triode VT3, and triode VT4, diode D6, diode D7, diode D8, electric capacity C5, electric capacity C6, resistance R8, resistance R9, resistance R10, resistance R11, resistance R12 and resistance R13 form.During connection, the P pole of described diode D6 is connected with the OUT pin of control chip IC, and its N pole is connected with the base stage of triode VT4.The P pole of described diode D7 is connected with the emitter stage of triode VT3 after resistance R9, and its N pole is connected with the base stage of triode VT4 after resistance R11.Described resistance R12 is serially connected between the emitter stage of triode VT4 and the N pole of diode D7.The positive pole of described electric capacity C5 is connected with the colelctor electrode of triode VT3 after resistance R10, its minus earth.The positive pole of described electric capacity C6 is connected with the emitter stage of triode VT4, and its negative pole is connected with the N pole of diode D5 after resistance R8.The P pole of described diode D8 is connected with the negative pole of electric capacity C6 after resistance R13, and its N pole is connected with the N pole of diode D7.The base stage of described triode VT3 is connected with the N pole of diode D1 with the DIS pin of control chip IC respectively, and its colelctor electrode is connected with the colelctor electrode of triode VT4, the GND pin ground connection of described control chip IC.The P pole of described diode D7 is connected with the base stage of triode VT4, and its N pole is connected with shower nozzle magnetic valve after the normally opened contact K-1 of relay K.
The control signal that described signal circuits for triggering send for receiving central processing unit, and this control signal is sent to control chip IC process, so that control shower nozzle magnetic valve.When needs are washed by water, when central processing unit sends control signal, relay K obtains electric, and the normally opened contact K-1 of relay K closes, then solenoid valve control circuit conducting control shower nozzle magnetic valve and open.When human body does not need bath, central processing unit stops sending control signal, and signal circuits for triggering do not receive control signal, and relay K must not be electric, then the normally opened contact K-1 of relay K disconnects, the adhesive of shower nozzle magnetic valve, then stop bath.
As shown in Figure 3, described current stabilization circuit by diode rectifier U1, three terminal regulator U2, triode VT5, triode VT6, diode D9, diode D10, diode D11, electric capacity C7, electric capacity C8, electric capacity C9, electric capacity C10, resistance R14, resistance R15, resistance R16, resistance R17 and resistance R18 form.Described current stabilization circuit can to input water spray control circuit power supply carry out current stabilization process so that for water spray control circuit stable electric current is provided.
During connection, the positive pole of described electric capacity C7 is connected with the positive output end of diode rectifier U1, and its negative pole is connected with the negative output terminal of diode rectifier U1.The P pole of described diode D9 is connected with the positive pole of electric capacity C7, and its N pole is connected with the VIN pin of three terminal regulator U2.Described resistance R14 is serially connected between the positive pole of electric capacity C7 and the colelctor electrode of triode VT5, and described resistance R17 is serially connected between the negative pole of electric capacity C7 and the emitter stage of triode VT6.The positive pole of described electric capacity C9 is connected with the N pole of diode D9 after resistance R15, and its negative pole is connected with the colelctor electrode of triode VT6.The P pole of described diode D10 is connected with the VOUT pin of three terminal regulator U2, and its N pole is connected with the base stage of triode VT6.The P pole of described diode D11 is connected with the emitter stage of triode VT5 after resistance R16, and its N pole is connected with the base stage of triode VT6 after resistance R18.The positive pole of described electric capacity C8 is connected with the base stage of triode VT5, minus earth.The positive pole of described electric capacity C10 is connected with the N pole of diode D11, its minus earth.
Meanwhile, the colelctor electrode of described triode VT5 is connected with the GND pin of three terminal regulator U2, and its base stage is connected with the negative pole of electric capacity C7.The base stage of described triode VT6 is connected with the P pole of diode D1 with after inductance L, and its emitter stage is connected with the P pole of diode D2; Two inputs of described diode rectifier U2 as current stabilization circuit input and be connected with power supply.
As shown in Figure 4, described reduction voltage circuit by transformer T, diode rectifier U3, triode VT7, triode VT8, diode D12, diode D13, diode D14, electric capacity C11, electric capacity C12, electric capacity C13, resistance R19, resistance R20, resistance R21, resistance R22 and slide rheostat R23 form.Described reduction voltage circuit can carry out step-down to the supply voltage of input infrared sensor, so that provide suitable operating voltage for infrared sensor, can form protective effect, therefore can improve the service life of infrared sensor to infrared sensor.
During connection, the positive pole of described electric capacity C11 is connected with the positive output end of diode rectifier U3, and its negative pole is connected with the negative output terminal of diode rectifier U3.The positive pole of described electric capacity C12 is connected with the positive pole of electric capacity C11, and its negative pole is connected with the negative pole of electric capacity C11.Described resistance R19 is serially connected between the positive pole of electric capacity C11 and the base stage of triode VT8, described resistance R20 is serially connected between the base stage of triode VT8 and the base stage of triode VT7, described resistance R21 is serially connected between the emitter stage of triode VT8 and the colelctor electrode of triode VT7, and described resistance R22 is serially connected between the emitter stage of triode VT8 and the negative pole of electric capacity C11.The P pole of described diode D12 is connected with the base stage of triode VT7, and its N pole is connected with the emitter stage of triode VT8.The N pole of described diode D13 is connected with the base stage of triode VT8, and its P pole is connected with the negative pole of electric capacity C11.The positive pole of described electric capacity C13 is connected with the colelctor electrode of triode VT8, minus earth.The N pole of described diode D14 is connected with the negative pole of electric capacity C11, and its P pole is connected with the colelctor electrode of triode VT7 after slide rheostat R23.
Meanwhile, the emitter stage of described triode VT7 is connected with the positive pole of electric capacity C11, and the emitter stage of described triode VT8 is connected with the sliding end of slide rheostat R23.An input of described diode rectifier U3 is connected with the non-same polarity of the secondary coil of transformer T, and its another input is connected with the Same Name of Ends of the secondary coil of transformer T.The Same Name of Ends of the primary coil of described transformer T is with the input of non-common composition reduction voltage circuit of the same name and be connected with power supply, and the colelctor electrode of described triode VT7 jointly forms the output of reduction voltage circuit with the negative pole of electric capacity C11 and is connected with power supply input circuit.
As mentioned above, just the present invention can be realized preferably.
Claims (7)
1. the shower spray water control system based on stable flow type reduction voltage circuit, it is characterized in that: primarily of central processing unit, the A/D converter be all connected with central processing unit, spray water control circuit and power supply, the infrared sensor be connected with A/D converter, the shower nozzle magnetic valve be connected with water spray control circuit, be serially connected in the reduction voltage circuit between infrared sensor and power supply, and the current stabilization circuit be serially connected between power supply and water spray control circuit forms; Described water spray control circuit is by control chip IC, the power circuit that input is connected with current stabilization circuit, output is connected with control chip IC, the signal circuits for triggering that input is connected with central processing unit, output is connected with control chip IC, and the solenoid valve control circuit that input is connected with control chip IC, output is connected with shower nozzle magnetic valve forms; Described solenoid valve control circuit is also connected with signal circuits for triggering with power circuit respectively.
2. a kind of shower spray water control system based on stable flow type reduction voltage circuit according to claim 1, it is characterized in that: described current stabilization circuit is by diode rectifier U1, three terminal regulator U2, triode VT5, triode VT6, positive pole is connected with the positive output end of diode rectifier U1, the electric capacity C7 that negative pole is connected with the negative output terminal of diode rectifier U1, P pole is connected with the positive pole of electric capacity C7, the diode D9 that N pole is connected with the VIN pin of three terminal regulator U2, be serially connected in the resistance R14 between the positive pole of electric capacity C7 and the colelctor electrode of triode VT5, be serially connected in the resistance R17 between the negative pole of electric capacity C7 and the emitter stage of triode VT6, positive pole is connected with the N pole of diode D9 after resistance R15, the electric capacity C9 that negative pole is connected with the colelctor electrode of triode VT6, P pole is connected with the VOUT pin of three terminal regulator U2, the diode D10 that N pole is connected with the base stage of triode VT6, P pole is connected with the emitter stage of triode VT5 after resistance R16, the diode D11 that N pole is connected with the base stage of triode VT6 after resistance R18, positive pole is connected with the base stage of triode VT5, the electric capacity C8 of minus earth, and positive pole is connected with the N pole of diode D11, the electric capacity C10 of minus earth forms, the colelctor electrode of described triode VT5 is connected with the GND pin of three terminal regulator U2, and its base stage is connected with the negative pole of electric capacity C7, two inputs of described diode rectifier U2 as current stabilization circuit input and be connected with power supply, the base stage of described triode VT6 and its colelctor electrode jointly as current stabilization circuit output and be connected with power circuit.
3. a kind of shower spray water control system based on stable flow type reduction voltage circuit according to claim 2, it is characterized in that: described reduction voltage circuit is by transformer T, diode rectifier U3, triode VT7, triode VT8, positive pole is connected with the positive output end of diode rectifier U3, the electric capacity C11 that negative pole is connected with the negative output terminal of diode rectifier U3, positive pole is connected with the positive pole of electric capacity C11, the electric capacity C12 that negative pole is connected with the negative pole of electric capacity C11, be serially connected in the resistance R19 between the positive pole of electric capacity C11 and the base stage of triode VT8, be serially connected in the resistance R20 between the base stage of triode VT8 and the base stage of triode VT7, be serially connected in the resistance R21 between the emitter stage of triode VT8 and the colelctor electrode of triode VT7, be serially connected in the resistance R22 between the emitter stage of triode VT8 and the negative pole of electric capacity C11, P pole is connected with the base stage of triode VT7, the diode D12 that N pole is connected with the emitter stage of triode VT8, N pole is connected with the base stage of triode VT8, the diode D13 that P pole is connected with the negative pole of electric capacity C11, positive pole is connected with the colelctor electrode of triode VT8, the electric capacity C13 of minus earth, and N pole is connected with the negative pole of electric capacity C11, the diode D14 that P pole is connected with the colelctor electrode of triode VT7 after slide rheostat R23 forms, the emitter stage of described triode VT7 is connected with the positive pole of electric capacity C11, and the emitter stage of described triode VT8 is connected with the sliding end of slide rheostat R23, an input of described diode rectifier U3 is connected with the non-same polarity of the secondary coil of transformer T, and its another input is connected with the Same Name of Ends of the secondary coil of transformer T, the Same Name of Ends of the primary coil of described transformer T is with the input of non-common composition reduction voltage circuit of the same name and be connected with power supply, and the colelctor electrode of described triode VT7 jointly forms the output of reduction voltage circuit with the negative pole of electric capacity C11 and is connected with power supply input circuit.
4. a kind of shower spray water control system based on stable flow type reduction voltage circuit according to claim 3, it is characterized in that: described power circuit is by triode VT1, P pole is connected with the colelctor electrode of triode VT1 after resistance R1, the diode D2 that N pole is connected with the base stage of triode VT1, one end is connected with the base stage of triode VT6, the inductance L that the other end is connected with the base stage of triode VT1 after electric capacity C1, P pole is connected with the tie point of inductance L with electric capacity C1, the diode D1 that N pole is connected with the THR pin of control chip IC, be serially connected in the resistance R2 between the base stage of triode VT1 and the CONT pin of control chip IC, be serially connected in the resistance R3 between the emitter stage of triode VT1 and the THR pin of control chip IC, N pole is connected with the colelctor electrode of triode VT1 after resistance R4, the diode D3 that P pole is connected with the RES pin of control chip IC, and positive pole is connected with the colelctor electrode of triode VT1, the electric capacity C2 of minus earth forms, the P pole of described diode D2 is connected with the emitter stage of triode VT6, and the N pole of described diode D1 is connected with solenoid valve control circuit.
5. a kind of shower spray water control system based on stable flow type reduction voltage circuit according to claim 4, it is characterized in that: described signal circuits for triggering are by triode VT2, positive pole is connected with the colelctor electrode of triode VT2 after resistance R6, the electric capacity C3 that negative pole is connected with the VOS pin of control chip IC, N pole is connected with the emitter stage of triode VT2, the diode D4 that P pole is connected with the RES pin of control chip IC after resistance R7, P pole is connected with the negative pole of electric capacity C3, N pole is in turn through diode D5 that relay K is connected with the base stage of triode VT2 after resistance R5, and positive pole is connected with the emitter stage of triode VT2, the electric capacity C4 of minus earth forms, the tie point of described resistance R5 and relay K is connected with central processing unit as the input of signal circuits for triggering, and the N pole of described diode D5 is connected with solenoid valve control circuit as the output of signal circuits for triggering.
6. a kind of shower spray water control system based on stable flow type reduction voltage circuit according to claim 5, it is characterized in that: described solenoid valve control circuit is by triode VT3, triode VT4, P pole is connected with the OUT pin of control chip IC, the diode D6 that N pole is connected with the base stage of triode VT4, P pole is connected with the emitter stage of triode VT3 after resistance R9, the diode D7 that N pole is connected with the base stage of triode VT4 after resistance R11, be serially connected in the resistance R12 between the emitter stage of triode VT4 and the N pole of diode D7, positive pole is connected with the colelctor electrode of triode VT3 after resistance R10, the electric capacity C5 of minus earth, positive pole is connected with the emitter stage of triode VT4, the electric capacity C6 that negative pole is connected with the N pole of diode D5 after resistance R8, and P pole is connected with the negative pole of electric capacity C6 after resistance R13, the diode D8 that N pole is connected with the N pole of diode D7 forms, the base stage of described triode VT3 is connected with the N pole of diode D1 with the DIS pin of control chip IC respectively, and its colelctor electrode is connected with the colelctor electrode of triode VT4, the P pole of described diode D7 is connected with the base stage of triode VT4, and its N pole is connected with shower nozzle magnetic valve after the normally opened contact K-1 of relay K.
7. a kind of shower spray water control system based on stable flow type reduction voltage circuit according to any one of claim 1 ~ 6, is characterized in that: described control chip IC is NE555 integrated chip.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510964217.9A CN105562226A (en) | 2015-12-20 | 2015-12-20 | Water spray control system for shower based on steady-flow type voltage step-down circuit |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510964217.9A CN105562226A (en) | 2015-12-20 | 2015-12-20 | Water spray control system for shower based on steady-flow type voltage step-down circuit |
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| CN105562226A true CN105562226A (en) | 2016-05-11 |
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| DE10047497A1 (en) * | 2000-02-24 | 2001-09-06 | Sew Eurodrive Gmbh & Co | Unit for a part, in particular, a lid of a housing for an electronic circuit with at least one light guide serves as protection against chemicals during a production and is removable afterwards |
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Application publication date: 20160511 |