CN203490548U - Simple water level controller for water treatment - Google Patents
Simple water level controller for water treatment Download PDFInfo
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- CN203490548U CN203490548U CN201320637151.9U CN201320637151U CN203490548U CN 203490548 U CN203490548 U CN 203490548U CN 201320637151 U CN201320637151 U CN 201320637151U CN 203490548 U CN203490548 U CN 203490548U
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- triode
- water level
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Abstract
The utility model discloses a simple water level controller for water treatment. The simple water level controller comprises an AC power supply, a transformer, a rectifier, a first diode, a second diode, a first resistor to a fifth resistor, a first capacitor to a third capacitor, a first light-emitting diode, a second light-emitting diode, a first triode, a second triode, a relay, a high-water-level probe electrode, a medium-water-level probe electrode and a low-water-level probe electrode. When pool water level is lower than a probe tip of the low-water-level probe electrode, a circuit works, and the water level is increased; and, when the pool water level is higher than a probe tip of the medium-water-level probe electrode or the pool water level is located below a probe tip of the high-water-level probe electrode and above the probe tip of the low-water-level probe electrode, the circuit is in a wait state. According to the simple water level controller, a conduction cut-off characteristic of the triodes, a single-conduction characteristic of the diodes and charge and discharge characteristics of the capacitors can be used in a combined manner, and a water level automatic-control function is effectively achieved; and the simple water level controller has the advantages of simple circuit structure, less elements, low cost, easy installation, and is conductive to popularization.
Description
Technical field
The utility model relates to a kind of water level controller, relates in particular to a kind of Simple water level controller for water treatment facilities.
Background technology
At present, water treatment is widely used among industry, life, water level controller is the needed vitals of water treatment, it carries out the control of high-low water level by the mode of mechanical type or electronic type, can control solenoid valve, water pump etc., become automatic controller for water level or water level alarm, thereby realize semi-automation or full-automation.Yet much the circuit structure of water level controllers is complicated, element is many, cost is high, be unfavorable for promoting.
Utility model content
The purpose of this utility model provides a kind of Simple water level controller for water treatment facilities with regard to being in order to address the above problem.
The utility model is achieved through the following technical solutions above-mentioned purpose:
The utility model comprises AC power, transformer, rectifier, the first diode, the second diode, the first resistance to the five resistance, the first electric capacity to the three electric capacity, the first light emitting diode, the second light emitting diode, the first triode, the second triode, relay, high water stage is surveyed the utmost point, middle water level surveys the utmost point and low-water level is surveyed the utmost point, the first end of the primary coil of described AC power first input end connection transformer, the second end of the primary coil of described AC power the second input end connection transformer, the first end of the secondary coil of described transformer is connected with the negative pole of described the first light emitting diode with the first ac input end of described rectifier simultaneously, the second ac input end while of described rectifier is connected with the first end of described the 3rd resistance with the second end of the secondary coil of described transformer, the positive pole of described the first light emitting diode connects the second end of described the 3rd resistance, the anodal while of described rectifier and the collector of described the first triode, the collector of described the second triode, the collector of described the 3rd triode, the first end of described the first resistance, the second end of the first end of described the second electric capacity and described the first electric capacity is connected, the base stage of described the second triode is connected with the first end of described the 5th resistance with the emitter-base bandgap grading of described the 3rd triode simultaneously, the second end of described the 5th resistance connects the emitter-base bandgap grading of described the first triode, the second end of described the first resistance is surveyed the utmost point with the base stage of described the first triode with described middle water level simultaneously and is connected, the base stage while of described the 3rd triode and the second end of described the 3rd electric capacity, the negative pole of described the first diode is surveyed the utmost point with described high water stage and is connected, the anodal of described the first diode is connected with the first end of described the second resistance and the second end of described the second electric capacity simultaneously, the second end while of described the second resistance and the emitter-base bandgap grading of described the second triode, the second end of described relay, the negative pole of described the second diode is connected with the second end of described the 4th resistance, the first end of described the 4th resistance connects the positive pole of described the second light emitting diode, the positive pole of described the second diode connects described low-water level and surveys the utmost point, the negative pole while of described rectifier and the first end of described the first electric capacity, the first end of described the 3rd electric capacity, the first end of described relay is connected with the negative pole of described the second light emitting diode.
The beneficial effects of the utility model are:
The utility model is combined with the one-way conduction characteristic of the conducting cut-off characteristics of triode, diode and the charge-discharge characteristic of electric capacity, when water level in water pool is surveyed the detection termination of the utmost point lower than low-water level, and circuit working, water level rise; When water level in water pool is surveyed the detection termination of the utmost point higher than middle water level or works as water level in water pool and survey under the detection termination of the utmost point in high water stage, in the time of on the detection termination of the low-water level detection utmost point, circuit is in waiting status, and the utility model circuit structure is simple, element is few, cost is low, easily install, be conducive to promote.
Accompanying drawing explanation
Fig. 1 is circuit structure schematic diagram of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail:
As shown in Figure 1: the utility model comprises AC power AC, transformer T, rectifier U, the first diode VD1, the second diode VD2, the first resistance R 1 is to the 5th resistance R 5, the first capacitor C 1 is to the 3rd capacitor C 3, the first LED 1, the second LED 2, the first triode VT1, the second triode VT2, relay K, high water stage is surveyed utmost point A, middle water level surveys utmost point C and low-water level is surveyed utmost point B, the first end of the primary coil of AC power AC first input end connection transformer T, the second end of the primary coil of AC power AC the second input end connection transformer T, the first end of the secondary coil of transformer T is connected with the negative pole of the first LED 1 with the first ac input end of rectifier U simultaneously, the second ac input end while of rectifier U is connected with the first end of the 3rd resistance R 3 with the second end of the secondary coil of transformer T, the positive pole of the first LED 1 connects the second end of the 3rd resistance R 3, the anodal while of rectifier U and the collector of the first triode VT1, the collector of the second triode VT2, the collector of the 3rd triode VT3, the first end of the first resistance R 1, the first end of the second capacitor C 2 is connected with the second end of the first capacitor C 1, the base stage of the second triode VT2 is connected with the first end of the 5th resistance R 5 with the emitter-base bandgap grading of the 3rd triode VT3 simultaneously, the second end of the 5th resistance R 5 connects the emitter-base bandgap grading of the first triode VT1, the second end of the first resistance R 1 is surveyed utmost point C with the base stage of the first triode VT1 with middle water level simultaneously and is connected, the base stage while of the 3rd triode VT3 and the second end of the 3rd capacitor C 3, the negative pole of the first diode VD1 is surveyed utmost point A with high water stage and is connected, the anodal of the first diode VD1 is connected with the second end of the second capacitor C 2 with the first end of the second resistance R 2 simultaneously, the second end while of the second resistance R 2 and the emitter-base bandgap grading of the second triode VT2, the second end of relay K, the negative pole of the second diode VD2 is connected with the second end of the 4th resistance R 4, the first end of the 4th resistance R 4 connects the positive pole of the second light emitting diode LRD2, the positive pole of the second diode VD2 connects low-water level and surveys utmost point B, the negative pole while of rectifier U and the first end of the first capacitor C 1, the first end of the 3rd capacitor C 3, the first end of relay K is connected with the negative pole of the second LED 2.
As shown in Figure 1: the utility model circuit working principle: the course of work of whole circuit is, when detection termination that water level is surveyed utmost point B lower than low-water level is, middle water level while surveying the detection termination of utmost point C, the first triode VT1 obtains bias voltage and conducting, the second triode VT2 work, relay K adhesive, loaded work piece, water level rise, because of the second triode VT2 work, the 3rd triode VT3 is by the second resistance R 2, the first diode VD1, obtain enough forward bias and conducting, the 3rd capacitor C 3 is charged simultaneously.When detection termination that water level is surveyed utmost point B higher than low-water level is, middle water level while surveying the detection termination of utmost point C, the first triode VT1 cut-off, the second triode VT2 base potential declines, the 3rd capacitor C 3 electric discharges, the 3rd triode VT3 works on, and the second diode VT2 can not end, when A ' some current potential is put current potential lower than B ', the first diode VD1 conducting, the second capacitor C 2 electric discharges, the 3rd capacitor C 3 chargings; When A ' some current potential equals in B ' some current potential, the first diode VD1 cut-off, the second capacitor C 2 chargings, the 3rd capacitor C 3 electric discharges.When next cycle arrives, the second capacitor C 2, the 3rd capacitor C 3, the first diode VD1 repeat again above-mentioned action, keep the 3rd triode VT3 to work on.When water level is when high water stage is surveyed the detection termination of utmost point A, the 3rd capacitor C 3 is discharged to ground by water, the moment decline of A ' some current potential, and the 3rd triode VT3 ends because of dead electricity, and the second triode VT2 quits work, and whole circuit is in waiting status; When water level is surveyed in high water stage under the detection termination of utmost point A, low-water level is surveyed the detection termination of utmost point B, middle water level while surveying on the detection termination of utmost point C, circuit because without trigger voltage equally in waiting status.
Claims (1)
1. the Simple water level controller for water treatment facilities, it is characterized in that: comprise AC power, transformer, rectifier, the first diode, the second diode, the first resistance to the five resistance, the first electric capacity to the three electric capacity, the first light emitting diode, the second light emitting diode, the first triode, the second triode, relay, high water stage is surveyed the utmost point, middle water level surveys the utmost point and low-water level is surveyed the utmost point, the first end of the primary coil of described AC power first input end connection transformer, the second end of the primary coil of described AC power the second input end connection transformer, the first end of the secondary coil of described transformer is connected with the negative pole of described the first light emitting diode with the first ac input end of described rectifier simultaneously, the second ac input end while of described rectifier is connected with the first end of described the 3rd resistance with the second end of the secondary coil of described transformer, the positive pole of described the first light emitting diode connects the second end of described the 3rd resistance, the anodal while of described rectifier and the collector of described the first triode, the collector of described the second triode, the collector of described the 3rd triode, the first end of described the first resistance, the second end of the first end of described the second electric capacity and described the first electric capacity is connected, the base stage of described the second triode is connected with the first end of described the 5th resistance with the emitter-base bandgap grading of described the 3rd triode simultaneously, the second end of described the 5th resistance connects the emitter-base bandgap grading of described the first triode, the second end of described the first resistance is surveyed the utmost point with the base stage of described the first triode with described middle water level simultaneously and is connected, the base stage while of described the 3rd triode and the second end of described the 3rd electric capacity, the negative pole of described the first diode is surveyed the utmost point with described high water stage and is connected, the anodal of described the first diode is connected with the first end of described the second resistance and the second end of described the second electric capacity simultaneously, the second end while of described the second resistance and the emitter-base bandgap grading of described the second triode, the second end of described relay, the negative pole of described the second diode is connected with the second end of described the 4th resistance, the first end of described the 4th resistance connects the positive pole of described the second light emitting diode, the positive pole of described the second diode connects described low-water level and surveys the utmost point, the negative pole while of described rectifier and the first end of described the first electric capacity, the first end of described the 3rd electric capacity, the first end of described relay is connected with the negative pole of described the second light emitting diode.
Priority Applications (1)
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CN201320637151.9U CN203490548U (en) | 2013-10-16 | 2013-10-16 | Simple water level controller for water treatment |
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CN201320637151.9U CN203490548U (en) | 2013-10-16 | 2013-10-16 | Simple water level controller for water treatment |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104183097A (en) * | 2014-08-20 | 2014-12-03 | 张小亚 | Automatic water cut-off alarm controller of domestic bathtub |
CN104597925A (en) * | 2015-02-05 | 2015-05-06 | 魏春华 | Economic automatic water supply control circuit |
CN106292754A (en) * | 2016-10-13 | 2017-01-04 | 四川森迪科技发展股份有限公司 | A kind of plant drinking trough voltage stabilizing adjusting type water level control system |
CN106292755A (en) * | 2016-10-13 | 2017-01-04 | 四川森迪科技发展股份有限公司 | Plant based on current buffering protection circuit drinking trough water level control system |
CN106483988A (en) * | 2016-10-13 | 2017-03-08 | 四川森迪科技发展股份有限公司 | A kind of plant drinking trough potential pulse adjusting type water level control system |
CN110886888A (en) * | 2019-10-23 | 2020-03-17 | 华帝股份有限公司 | Electromagnetic valve control system and control method |
-
2013
- 2013-10-16 CN CN201320637151.9U patent/CN203490548U/en not_active Expired - Fee Related
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104183097A (en) * | 2014-08-20 | 2014-12-03 | 张小亚 | Automatic water cut-off alarm controller of domestic bathtub |
CN104597925A (en) * | 2015-02-05 | 2015-05-06 | 魏春华 | Economic automatic water supply control circuit |
CN106292754A (en) * | 2016-10-13 | 2017-01-04 | 四川森迪科技发展股份有限公司 | A kind of plant drinking trough voltage stabilizing adjusting type water level control system |
CN106292755A (en) * | 2016-10-13 | 2017-01-04 | 四川森迪科技发展股份有限公司 | Plant based on current buffering protection circuit drinking trough water level control system |
CN106483988A (en) * | 2016-10-13 | 2017-03-08 | 四川森迪科技发展股份有限公司 | A kind of plant drinking trough potential pulse adjusting type water level control system |
CN110886888A (en) * | 2019-10-23 | 2020-03-17 | 华帝股份有限公司 | Electromagnetic valve control system and control method |
CN110886888B (en) * | 2019-10-23 | 2021-08-27 | 华帝股份有限公司 | Electromagnetic valve control system and control method |
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Legal Events
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140319 Termination date: 20141016 |
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EXPY | Termination of patent right or utility model |