CN203979635U - Electric hot water tap magnetic switch circuit - Google Patents
Electric hot water tap magnetic switch circuit Download PDFInfo
- Publication number
- CN203979635U CN203979635U CN201420345960.7U CN201420345960U CN203979635U CN 203979635 U CN203979635 U CN 203979635U CN 201420345960 U CN201420345960 U CN 201420345960U CN 203979635 U CN203979635 U CN 203979635U
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- CN
- China
- Prior art keywords
- circuit
- water tap
- hot water
- trigger
- triode thyristor
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- Expired - Fee Related
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- Instantaneous Water Boilers, Portable Hot-Water Supply Apparatuses, And Control Of Portable Hot-Water Supply Apparatuses (AREA)
Abstract
The utility model discloses a kind of electric hot water tap magnetic switch circuit, comprise: switching circuit, trigger circuit, eliminator, temperature protection circuit, described switching circuit comprises bidirectional triode thyristor, dry reed-pipe and be arranged on the magnetic block in outlet pipe, the bidirectional triode thyristor T2 utmost point is electrically connected with electric heating tube, described trigger circuit comprise thermistor, bidirectional trigger diode and capacitance resistance ware, bidirectional trigger diode is electrically connected with the bidirectional triode thyristor G utmost point, described eliminator comprises resistance R 4, the rc filter circuit that capacitor C 1 is connected, in the time that electric hot water tap flow control switch is opened, in outlet pipe, there are current out-of-date, the magnetic block that makes to be located in outlet pipe produces signal, make reed switch contact adhesive, trigger circuit conducting, thereby trigger bidirectional triode thyristor work, the heating of control heating pipe, prevent anhydrous dry combustion method, cause water tap to damage, the utility model volume is little, easy to use, safe.
Description
Technical field
The utility model relates to a kind of circuit application device of electric hot water tap, is specifically related to a kind of electric hot water tap magnetic switch circuit.
Background technique
Known electric hot water tap heating equipment is to need specific switching device and control means mostly, and as pressure switch, Hall switch etc., because existing volume larger, complex structure, installs and use inconvenience etc., so its application area is narrower.
Chinese patent 200520053585.X discloses a kind of electric hot water tap, the electrical equipment control of this water tap is to be provided with heater circuit plate, electric switch and insulation hydraulic pressure switch, insulation hydraulic pressure switch is connected with electric switch end, and heating pipe is electrically connected with heater circuit plate.In the time that flow control switch is opened, in heating chamber, pass into water, water flow pressure acts on insulation hydraulic pressure switch, and the hydraulic pressure switch that makes to insulate promotes electric switch closure, heating pipe starts the water of the heating chamber of flowing through to heat, and heated water flows out through the water outlet of faucet body.That this electric hot water tap has is simple in structure, cost is low, quick heating, though hot water with opening with the defect that has overcome electric switch contact, circuit complexity, volume is larger, installs inconveniently, is difficult to popularization and application.
Model utility content
Technical problem to be solved in the utility model is to provide a kind of simple in structure, and volume is little, electric hot water tap magnetic switch circuit with low cost, and this electric hot water tap magnetic switch circuit not only has and prevents anhydrous dry combustion method, and can also automatically adjust heating power.
For solving the problems of the technologies described above, the technological scheme that the utility model is taked is for providing a kind of electric hot water tap magnetic switch circuit, comprise switching circuit, trigger circuit, eliminator, temperature protection circuit, described switching circuit comprises bidirectional triode thyristor, dry reed-pipe and be arranged on the magnetic block in outlet pipe, the bidirectional triode thyristor T2 utmost point is electrically connected with electric heating tube, described trigger circuit comprise thermistor, bidirectional trigger diode and capacitance resistance ware, bidirectional trigger diode is electrically connected with the bidirectional triode thyristor G utmost point, described eliminator comprises resistance R 4, the rc filter circuit that capacitor C 1 is connected.
It is of the present utility model that to be further set to described heating pipe be ceramic heating pipe.
Of the present utility model be further set to described temperature protection circuit for from recover temperature detect switch (TDS).
It is of the present utility model that to be further set to described thermistor be PTC thermistor.
The beneficial effect of the utility model electric hot water tap is: in the time that electric hot water tap flow control switch is opened, in outlet pipe, have current out-of-date, the magnetic block that makes to be located in outlet pipe produces signal, makes reed switch contact adhesive, trigger circuit conducting, thereby trigger bidirectional triode thyristor work, control heating pipe heating, prevent anhydrous dry combustion method, cause water tap to damage, the utility model volume is little, easy to use, safe.
Brief description of the drawings
Fig. 1 is circuit frame principle figure of the present invention
Fig. 2 is embodiment of the present invention application circuit schematic diagram
(1) heating pipe, (2) temperature protection circuit, (3) eliminator, (4) switching circuit, (5) trigger circuit, (6) bidirectional triode thyristor, (7) magnetic block, (8) dry reed-pipe, (9) thermistor in figure.
Embodiment:
By describing technology contents of the present utility model, structure characteristics in detail, being realized object and effect, below in conjunction with mode of execution and coordinate accompanying drawing to be explained in detail.
Dry reed-pipe (8) is a kind of magnet-sensitive switch, has idle, long life, response frequency high, is encapsulated in the glass tube of vacuum, so can work reliably under all kinds of rugged environment.
Refer to Fig. 1, 2, the technological scheme that the utility model is taked, for a kind of electric hot water tap magnetic switch circuit (4) is provided, comprises switching circuit (4), trigger circuit (5), eliminator (3), temperature protection circuit (2), described switching circuit (4) comprises bidirectional triode thyristor (6), dry reed-pipe (8) and be arranged on the magnetic block (7) in outlet pipe, the civil power L utmost point, heating pipe (1), bidirectional triode thyristor (6) the T2 utmost point, T1, temperature detect switch (TDS), the electrical connection of civil power N utmost point order, described trigger circuit (5) comprise thermistor (9), bidirectional trigger diode and capacitance resistance ware, bidirectional trigger diode one end is electrically connected with bidirectional triode thyristor (6) the G utmost point, the other end and capacitance resistance ware, thermistor (9), dry reed-pipe (8), the electrical connection of bidirectional triode thyristor (6) T2 utmost point order, described eliminator (3) comprises resistance R 4, the rc filter circuit that capacitor C 1 is connected, resistance R 4, capacitor C 1 is electrically connected with bidirectional triode thyristor (6), in the time that electric hot water tap flow control switch is opened, in outlet pipe, there are current out-of-date, the magnetic block (7) that makes to be located in outlet pipe produces signal, make dry reed-pipe (8) make contact, R1, R2, R3, R*, C2, C3, trigger circuit (5) conducting of D composition, thereby trigger bidirectional triode thyristor (6) work, control heating pipe (1) heating, in the time that electric hot water tap non-water flow passes through, be located at magnetic block (7) in outlet pipe reactionless, dry reed-pipe (8) contact can be closed, and bidirectional triode thyristor (6) is not worked, heating pipe (1) does not heat, and prevents that anhydrous dry combustion method from causing water tap to damage.
The described heating pipe (1) that is further set to of the present utility model is ceramic heating pipe, and ceramic heating pipe replaces traditional electric pole type heater, and in the heating process of water, between electricity and water, isolation is good, safe.
The described temperature protection circuit (2) that is further set to of the present utility model is Self-resetting temperature detect switch (TDS), and thermostatic type substitutes Thermal Cutoffs from recovery temperature control switch, and temperature spots standard in temperature control, is quick on the draw, long service life.
The described thermistor (9) that is further set to of the present utility model is PTC thermistor (9), along with its resistance value of rising of PTC thermistor (9) body temperature presents the increase of step evolution, temperature is higher, resistance value is larger, the voltage turn-on angle of bidirectional triode thyristor (6) changes thereupon, and the heating power of heating pipe (1) declines automatically.
The foregoing is only embodiment of the present utility model; not thereby limit the scope of the claims of the present utility model; every equivalent structure transformation that utilizes the utility model specification and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (4)
1. an electric hot water tap magnetic switch circuit; comprise: comprise switching circuit, trigger circuit, eliminator, temperature protection circuit; it is characterized in that: described switching circuit comprises bidirectional triode thyristor, dry reed-pipe and is arranged on the magnetic block in outlet pipe; the bidirectional triode thyristor T2 utmost point is electrically connected with electric heating tube; described trigger circuit comprise thermistor, bidirectional trigger diode and capacitance resistance ware; bidirectional trigger diode is electrically connected with the bidirectional triode thyristor G utmost point, and described eliminator comprises the rc filter circuit that resistance R 4, capacitor C 1 are connected.
2. electric hot water tap magnetic switch circuit according to claim 1, is characterized in that, described heating pipe is ceramic heating pipe.
3. electric hot water tap magnetic switch circuit according to claim 1, is characterized in that, described temperature protection circuit is from recovering temperature detect switch (TDS).
4. electric hot water tap magnetic switch circuit according to claim 1, is characterized in that, described thermistor is PTC thermistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420345960.7U CN203979635U (en) | 2014-06-22 | 2014-06-22 | Electric hot water tap magnetic switch circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420345960.7U CN203979635U (en) | 2014-06-22 | 2014-06-22 | Electric hot water tap magnetic switch circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203979635U true CN203979635U (en) | 2014-12-03 |
Family
ID=51977077
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420345960.7U Expired - Fee Related CN203979635U (en) | 2014-06-22 | 2014-06-22 | Electric hot water tap magnetic switch circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203979635U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107084751A (en) * | 2017-06-12 | 2017-08-22 | 谌志存 | Cutting off the water and water supply instruction system based on force sensing resistance |
-
2014
- 2014-06-22 CN CN201420345960.7U patent/CN203979635U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107084751A (en) * | 2017-06-12 | 2017-08-22 | 谌志存 | Cutting off the water and water supply instruction system based on force sensing resistance |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141203 Termination date: 20150622 |
|
| EXPY | Termination of patent right or utility model |