CN2445158Y - Automatic induction water tap - Google Patents
Automatic induction water tap Download PDFInfo
- Publication number
- CN2445158Y CN2445158Y CN 00239766 CN00239766U CN2445158Y CN 2445158 Y CN2445158 Y CN 2445158Y CN 00239766 CN00239766 CN 00239766 CN 00239766 U CN00239766 U CN 00239766U CN 2445158 Y CN2445158 Y CN 2445158Y
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- CN
- China
- Prior art keywords
- chip
- capacitor
- resistance
- pin
- infrared
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model relates to a full automatic induction water tap. The utility model solves the problems that when the utility model is used, the proper installing position is to be considered, the installation of an AC power socket is to be considered, the water tap can not be used when the power if off, and the electric shock is easy. The utility model comprises a water tap casing, and an electromagnetic valve, wherein, the inner part of the casing is provided with an infrared induction circuit of a ZH9576 integrated block; a solar cell is arranged on the water tap casing, and the cell is used for supplying power to the infrared induction circuit; after connected in series, the solar cell and a diode is connected to both ends of the cell in parallel; a voltage stabilizing diode and a capacitor are connected to both ends of the cell. The utility model has the advantages of low operating voltage, safe use, low static energy consumption, and switching and opening at any time.
Description
The utility model relates to a kind of full-automatic induction tap.
Existing infrared-sensing type water tap, the design of its infrared induction circuit be with 220 volts Ac in the electrical network through conversion output direct-current working volts, power supply road and solenoid valve work.Because its structural design has ac-dc converter circuit, during use, not only will consider the mounting point of water tap, will consider also whether the water tap installation place has ac power supply.If install when using,, then do not cause and to work because of the infrared induction circuit has operating voltage once have a power failure.And, cause the danger of electric shock easily once the situation that is short-circuited in the electrical equipment because the metal that can adopt of water tap is made, may cause whole water tap charged.
The purpose of this utility model is to provide a kind of luminous energy work that can utilize, and self has power supply, static little power consumption, and full-automatic induction tap that at any time can electric energy supplement.
For realizing the purpose of this utility model, described full-automatic induction tap comprises that tap shell is arranged on the solenoid valve of control water route break-make in the housing, it is characterized in that in housing, being provided with by ic chip, model is the infrared induction circuit that ZH9576 forms, and tap shell is provided with solar cell B
1, solenoid valve, infrared induction circuit are provided the battery B of power supply
2, solar cell B
1With diode D
4Be connected in parallel on battery B after the serial connection
2Two ends are connected to battery B
2The reference diode D at two ends
5And capacitor C
10
The drawing of accompanying drawing is described as follows:
Fig. 1 is the full-automatic induction tap schematic perspective view of the utility model.
Fig. 2 is the infrared induction circuit theory diagrams.
Below in conjunction with accompanying drawing, the embodiment of the full-automatic induction tap of the utility model is described in further detail:
As shown in FIG., full-automatic induction tap described in the utility model comprises metal tap shell 1, is provided with solenoid valve and infrared induction circuit in tap shell 1, and a tabular solar cell B is arranged
1Be arranged on the tap shell 1, can convert the light that shines on the tap shell 1 to electric energy.Solar cell B
1Adopt the Schottky photovoltaic cell, it 87 milliwatts/centimetre
2Daylight under can produce 30～36.5 milliamperes/centimetre
2Current density.It is 12 centimetres that this product uses cell area
2, just the total current production is greater than 360 milliamperes.Because this product circuit current drain is in 15 milliamperes, therefore when light is more weak also separately supply circuit normally use.Be provided with three miniature nickel-cadmium chargeable battery B in the tap shell 1
2To solenoid valve, infrared induction circuit provide power supply mainly by solar cell B
1And rechargeable battery B
2Capacitor C
10Be a big capacity electrochemical capacitor, effect is with solar cell B
1The electrical power storage that produces is got up, and carries out supplemental current when light weakens, and the electric current that its store electricity the subject of knowledge and the object of knowledge discharges is much larger than the circuit working electric current.Solar cell B
1With diode D
4Be connected in parallel on rechargeable battery B after the serial connection
2Two ends.When light is strong, by solar cell B
1Provide operating current on the one hand, charging current is provided on the other hand.When light is more weak, by rechargeable battery B
2Operating current is provided.Because the opening time of water is limited, so capacitor C
10Stored electric energy is enough kept the infrared induction circuit working electric current regular hour.Reference diode D
5Effect be when charging voltage is too high, as when being higher than 4 volts, immediately electric current is discharged constant charge voltage.
Described infrared induction circuit has ZH9576 type infrared induction ic chip; Its operating voltage V
DDBetween 2～5 volts, static power consumption is 1 microampere, and operating current is 5 milliamperes.Infrared-emitting diode D
2, resistance R
11With triode Q
1Collector and emitter be serially connected in the infrared transmitter that constitutes between positive source and the ground, triode Q wherein
1Base stage connects 13 pin of ic chip; Infrared receiving diode D
1, capacitor C
1, resistance R
1Be serially connected in the infrared radiation receiving circuit that constitutes between 15 and 20 pin of ic chip; Resistance R 2, capacitor C 2 are attempted by between 20 and 1 pin of ic chip, capacitor C
3With resistance R
5Be serially connected between 1 and 2 pin of ic chip capacitor C
7, resistance R
4Be attempted by between 2 and 3 pin of ic chip capacitor C
8With resistance R
7Be serially connected between 3 and 4 pin of ic chip capacitor C
9, resistance R
6Be attempted by and constitute the coupling amplification circuit between 4 and 5 pin of ic chip; Drive the triode Q that solenoid valve is opened
2Collector and emitter and electromagnetic valve coil K
0Be serially connected between positive source and the ground triode Q
2Base stage connects 13 pin of ic chip.
Described ic chip 19 and 17 between be connected to capacitor C
4And the resistance R of serial connection
3And capacitor C
6Between 18 and 17 pin of described ic chip and be connected to capacitor C
5
When quiescent operation, transmit from the 13 pin output of ic chip, through triode Q
1After the amplification, by infrared-emitting diode D
2Send, this emitting times is per second 2 times or 4 times, can be selected by 6 pin of ic chip.Resistance R
9For interior circuit oscillation frequency resistance, change this resistance value, just can change infrared rays emission modulation frequency.17 pin of ic chip are power supply ground ends, and 18 pin of ic chip are power positive end V
DDCapacitor C
5, C
6, C
3Be power filtering capacitor, resistance R
3, R
8It is current-limiting resistance.19 pin of ic chip are internal simulation circuit positive power source terminals.Capacitor C
1, resistance R
1Be infrared receiver tube D
1Sensitivity adjusting electric capacity, resistance.Resistance R
2, capacitor C
2, resistance R
4, capacitor C
7, resistance R
6, capacitor C
9Be first, second and third grade operational amplifier signal feed back resistance, electric capacity.When transmitting by infrared receiver tube D
1Small-signal after the reception is through capacitor C
1, resistance R
1After being coupled to the amplification of first order operational amplifier, again through capacitor C
4, resistance R
5, capacitor C
8, resistance R
7The signal that is coupled to after second and third grade operational amplifier amplifies is exported by the 7 pin driving of ic chip, through resistance R
10To triode Q
2Come the coil K of control electromagnetic valve
0, reach the switch purpose of control electromagnetic valve
The utility model is than prior art, owing to adopt by rechargeable battery B2Provide operating current, simultaneously solar cell B in parallel1Power, the double charging current that provides simultaneously, adopting model in the infrared induction circuit is the ic chip of ZH9576, utilizes Zener diode D5Control rechargeable battery B2Overcharge, utilize big capacity storage capacitor C10Energy storage when light is strong does not need to connect 220 volts alternating current, and it is low to have operating voltage, safe and reliable, static state Energy consumption is little, the advantage that at any time can switch on and open.
Claims (3)
1. full-automatic induction tap, comprise that tap shell (1) is arranged on the solenoid valve of control water route break-make in the housing (1), it is characterized in that being provided with by ic chip in housing (1), model is the infrared induction circuit that ZH9576 forms, and tap shell (1) is provided with solar cell B
1, solenoid valve, infrared induction circuit are provided the battery B of power supply
2, solar cell B
1With diode D
4Be connected in parallel on battery B after the serial connection
2Two ends are connected to battery B
2The reference diode D at two ends
5And capacitor C
10
2. full-automatic induction tap according to claim 1 is characterized in that described infrared induction circuit has ZH9576 type infrared induction ic chip; Infrared-emitting diode D
2, resistance R
11With triode Q
1Collector and emitter be serially connected in the infrared transmitter that constitutes between positive source and the ground, triode Q wherein
1Base stage connects 13 pin of ic chip; Infrared receiving diode D
1, capacitor C
1, resistance R
1Be serially connected in the infrared radiation receiving circuit that constitutes between 15 and 20 pin of ic chip; Resistance R
2, capacitor C
2Be attempted by between 20 and 1 pin of ic chip capacitor C
3With resistance R
5Be serially connected between 1 and 2 pin of ic chip capacitor C
7, resistance R
4Be attempted by between 2 and 3 pin of ic chip capacitor C
8With resistance R
7Be serially connected between 3 and 4 pin of ic chip capacitor C
9, resistance R
6Be attempted by and constitute the coupling amplification circuit between 4 and 5 pin of ic chip; Drive the triode Q that solenoid valve is opened
2Collector and emitter and electromagnetic valve coil K
0Be serially connected between positive source and the ground triode Q
2Base stage connects 13 pin of ic chip.
3. full-automatic induction tap according to claim 1 and 2, it is characterized in that described ic chip 19 and 17 between be connected to capacitor C
4And the resistance R of serial connection
3And capacitor C
6Between 18 and 17 pin of described ic chip and be connected to capacitor C
5
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00239766 CN2445158Y (en) | 2000-10-16 | 2000-10-16 | Automatic induction water tap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00239766 CN2445158Y (en) | 2000-10-16 | 2000-10-16 | Automatic induction water tap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2445158Y true CN2445158Y (en) | 2001-08-29 |
Family
ID=33600552
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00239766 Expired - Fee Related CN2445158Y (en) | 2000-10-16 | 2000-10-16 | Automatic induction water tap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2445158Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102213337A (en) * | 2011-05-24 | 2011-10-12 | 周彩球 | Solar power generation auto-induction water tap |
-
2000
- 2000-10-16 CN CN 00239766 patent/CN2445158Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102213337A (en) * | 2011-05-24 | 2011-10-12 | 周彩球 | Solar power generation auto-induction water tap |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |