CN204576292U - A kind of water-level control circuit - Google Patents
A kind of water-level control circuit Download PDFInfo
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- CN204576292U CN204576292U CN201520288868.6U CN201520288868U CN204576292U CN 204576292 U CN204576292 U CN 204576292U CN 201520288868 U CN201520288868 U CN 201520288868U CN 204576292 U CN204576292 U CN 204576292U
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- diode
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- electric capacity
- triode
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Abstract
The utility model discloses a kind of water-level control circuit, comprise transformer T, rectifier bridge Q, motor M, electric capacity C1, resistance R1, diode D1 and relay K.The utility model water-level control circuit adopts low-voltage AC to carry out water level detecting and controlling, generation brine electrolysis can not be ionized and affect water quality, more can not pop one's head in by Corrosion monitoring, circuit can long-time stable be worked reliably, circuit structure is simple, is applicable to very much promoting the use of.
Description
Technical field
The utility model relates to a kind of control circuit, specifically a kind of water-level control circuit.
Background technology
Water-level control circuit has all been used in a lot of place now, and namely water tank does not have water meeting automatic loading water, can automatically stop to take out after water tank storage full water, so general not power cutoff.And the water level detecting of prior art adopts low-voltage DC, continuing to add DC voltage for a long time easily causes ionization brine electrolysis, affects water quality, Corrosion monitoring probe.
Utility model content
The purpose of this utility model is that providing a kind of can not ionize the water-level control circuit generating brine electrolysis, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the utility model provides following technical scheme:
A kind of water-level control circuit, comprise transformer T, rectifier bridge Q, motor M, electric capacity C1, resistance R1, diode D1 and relay K, described transformer T coil L1 one end connects 220V alternating current and relay K contact switch K-1 respectively, the transformer T coil L1 other end connects the 220V alternating current other end respectively, light emitting diode D1 positive pole and motor M, light emitting diode D1 negative pole contact resistance R1, the resistance R1 other end connects the motor M other end and the relay K contact switch K-1 other end respectively, described transformer T coil L2 one end connects electric capacity C1 and rectifier bridge Q pin 4 respectively, the transformer T coil L2 other end connects rectifier bridge Q pin 2, rectifier bridge Q pin 1 connects electric capacity C2 respectively, diode D2 negative pole, light emitting diode D3 positive pole and resistance R2, rectifier bridge Q pin 3 connects the electric capacity C2 other end respectively, electric capacity C3, resistance R3, diode D5 positive pole, diode D7 positive pole, electric capacity C4, triode VT1 emitter, electric capacity C5, triode VT3 emitter, electric capacity C6 and triode VT4 emitter, the electric capacity C3 other end connects diode D2 positive pole respectively, the resistance R3 other end and diode D9 positive pole, described diode D5 negative pole is connecting electrode sheet B and diode D6 positive pole respectively, described diode D7 negative pole is connecting electrode sheet C and diode D8 positive pole respectively, described electric capacity C1 other end connecting electrode sheet A, described diode D8 negative pole connects diode D9 negative pole and resistance R7 respectively, the resistance R7 other end is connecting triode VT1 base stage and the electric capacity C4 other end respectively, triode VT1 collector is contact resistance R4 respectively, triode VT2 collector and resistance R8, resistance R4 other end connecting luminous diode D3 negative pole, described triode VT2 emitter connecting triode VT3 collector, triode VT3 base stage connects diode D10 positive pole, diode D10 negative pole contact resistance R5, the resistance R5 other end connects diode D4 positive pole respectively, relay K coil and triode VT4 collector, the relay K coil other end is the contact resistance R2 other end and diode D4 negative pole respectively, described triode VT4 base stage is the contact resistance R8 other end and the electric capacity C6 other end respectively.
As further program of the utility model: described electrode slice A ~ C is all positioned at water tank.
As the utility model further scheme: the sequence of described electrode slice A ~ C in water tank be electrode slice C higher than electrode slice B, electrode slice B is higher than electrode slice A.
Compared with prior art, the beneficial effects of the utility model are: the utility model water-level control circuit adopts low-voltage AC to carry out water level detecting and controlling, generation brine electrolysis can not be ionized and affect water quality, more can not pop one's head in by Corrosion monitoring, circuit can long-time stable be worked reliably, circuit structure is simple, is applicable to very much promoting the use of.
Accompanying drawing explanation
Fig. 1 is the circuit diagram of water-level control circuit.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1, in the utility model embodiment, a kind of water-level control circuit, comprise transformer T, rectifier bridge Q, motor M, electric capacity C1, resistance R1, diode D1 and relay K, transformer T coil L1 one end connects 220V alternating current and relay K contact switch K-1 respectively, the transformer T coil L1 other end connects the 220V alternating current other end respectively, light emitting diode D1 positive pole and motor M, light emitting diode D1 negative pole contact resistance R1, the resistance R1 other end connects the motor M other end and the relay K contact switch K-1 other end respectively, transformer T coil L2 one end connects electric capacity C1 and rectifier bridge Q pin 4 respectively, the transformer T coil L2 other end connects rectifier bridge Q pin 2, rectifier bridge Q pin 1 connects electric capacity C2 respectively, diode D2 negative pole, light emitting diode D3 positive pole and resistance R2, rectifier bridge Q pin 3 connects the electric capacity C2 other end respectively, electric capacity C3, resistance R3, diode D5 positive pole, diode D7 positive pole, electric capacity C4, triode VT1 emitter, electric capacity C5, triode VT3 emitter, electric capacity C6 and triode VT4 emitter, the electric capacity C3 other end connects diode D2 positive pole respectively, the resistance R3 other end and diode D9 positive pole, diode D5 negative pole is connecting electrode sheet B and diode D6 positive pole respectively, diode D7 negative pole is connecting electrode sheet C and diode D8 positive pole respectively, electric capacity C1 other end connecting electrode sheet A, diode D8 negative pole connects diode D9 negative pole and resistance R7 respectively, the resistance R7 other end is connecting triode VT1 base stage and the electric capacity C4 other end respectively, triode VT1 collector is contact resistance R4 respectively, triode VT2 collector and resistance R8, resistance R4 other end connecting luminous diode D3 negative pole, triode VT2 emitter connecting triode VT3 collector, triode VT3 base stage connects diode D10 positive pole, diode D10 negative pole contact resistance R5, the resistance R5 other end connects diode D4 positive pole respectively, relay K coil and triode VT4 collector, the relay K coil other end is the contact resistance R2 other end and diode D4 negative pole respectively, triode VT4 base stage is the contact resistance R8 other end and the electric capacity C6 other end respectively.
Electrode slice A ~ C is all positioned at water tank.
The sequence of electrode slice A ~ C in water tank be electrode slice C higher than electrode slice B, electrode slice B is higher than electrode slice A.
Principle of work of the present utility model is: the utility model is substantially identical with the principle of the water-level control circuit of prior art, difference is the upper added detection voltage of electrode slice A ~ C, directly from transformer T level, electrode slice A is added to through electric capacity C1 (electric capacity of the dacron) coupling, then through water resistance, by electrode slice B and level C, respectively through diode D5, diode D6 and diode D7, diode D8 rectification exports water level detecting signal, have employed low-voltage AC and carry out water level detecting and controlling, generation brine electrolysis can not be ionized and affect water quality, more can not pop one's head in by Corrosion monitoring, circuit can long-time stable be worked reliably.
Claims (3)
1. a water-level control circuit, comprise transformer T, rectifier bridge Q, motor M, electric capacity C1, resistance R1, diode D1 and relay K, it is characterized in that, described transformer T coil L1 one end connects 220V alternating current and relay K contact switch K-1 respectively, the transformer T coil L1 other end connects the 220V alternating current other end respectively, light emitting diode D1 positive pole and motor M, light emitting diode D1 negative pole contact resistance R1, the resistance R1 other end connects the motor M other end and the relay K contact switch K-1 other end respectively, described transformer T coil L2 one end connects electric capacity C1 and rectifier bridge Q pin 4 respectively, the transformer T coil L2 other end connects rectifier bridge Q pin 2, rectifier bridge Q pin 1 connects electric capacity C2 respectively, diode D2 negative pole, light emitting diode D3 positive pole and resistance R2, rectifier bridge Q pin 3 connects the electric capacity C2 other end respectively, electric capacity C3, resistance R3, diode D5 positive pole, diode D7 positive pole, electric capacity C4, triode VT1 emitter, electric capacity C5, triode VT3 emitter, electric capacity C6 and triode VT4 emitter, the electric capacity C3 other end connects diode D2 positive pole respectively, the resistance R3 other end and diode D9 positive pole, described diode D5 negative pole is connecting electrode sheet B and diode D6 positive pole respectively, described diode D7 negative pole is connecting electrode sheet C and diode D8 positive pole respectively, described electric capacity C1 other end connecting electrode sheet A, described diode D8 negative pole connects diode D9 negative pole and resistance R7 respectively, the resistance R7 other end is connecting triode VT1 base stage and the electric capacity C4 other end respectively, triode VT1 collector is contact resistance R4 respectively, triode VT2 collector and resistance R8, resistance R4 other end connecting luminous diode D3 negative pole, described triode VT2 emitter connecting triode VT3 collector, triode VT3 base stage connects diode D10 positive pole, diode D10 negative pole contact resistance R5, the resistance R5 other end connects diode D4 positive pole respectively, relay K coil and triode VT4 collector, the relay K coil other end is the contact resistance R2 other end and diode D4 negative pole respectively, described triode VT4 base stage is the contact resistance R8 other end and the electric capacity C6 other end respectively.
2. water-level control circuit according to claim 1, is characterized in that, described electrode slice A ~ C is all positioned at water tank.
3. water-level control circuit according to claim 1, is characterized in that, the sequence of described electrode slice A ~ C in water tank be electrode slice C higher than electrode slice B, electrode slice B is higher than electrode slice A.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520288868.6U CN204576292U (en) | 2015-04-30 | 2015-04-30 | A kind of water-level control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520288868.6U CN204576292U (en) | 2015-04-30 | 2015-04-30 | A kind of water-level control circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204576292U true CN204576292U (en) | 2015-08-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520288868.6U Expired - Fee Related CN204576292U (en) | 2015-04-30 | 2015-04-30 | A kind of water-level control circuit |
Country Status (1)
| Country | Link |
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| CN (1) | CN204576292U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106396167A (en) * | 2016-08-21 | 2017-02-15 | 华北水利水电大学 | Garden and park landscape water circulation treatment system |
-
2015
- 2015-04-30 CN CN201520288868.6U patent/CN204576292U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106396167A (en) * | 2016-08-21 | 2017-02-15 | 华北水利水电大学 | Garden and park landscape water circulation treatment system |
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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: 20150819 Termination date: 20160430 |