CN2244212Y - Electronic water level automatic controller - Google Patents

Abstract

The utility model relates to an electronic water level automatic controller with an automatic switch, which controls an electric water pump to supply water to a water tank and a water tower. The utility model can be used for domestic water, industrial equipment and used in places where water supply lacks and underground water needs to be pumped, etc. The utility model is composed of a power circuit, an alarm and display circuit and a control circuit, wherein, the control circuit is composed of an alarm circuit for the self detection of water level, an alarm circuit for the control of automatic stop, and an alarm circuit for damage to equipment. If no special situations happen, the water level of the water tank keeps constant on some water level. If a water source is cut off, or the water level is too low, the water pump can automatically stop running, the water is not pumped, and race rotation does not happen; when the water level is high, or the water source is supplied, the water is automatically pumped again. After the water pump is damaged, the water pump can automatically stop for raising the alarm. The utility model has the advantages of convenient installation, safe and reliable use and power consumption saving.

Description

The electronics automatic controller for water level

The utility model relates to a kind of automatic switch of controlling water on electric water pump feed-tank or the water tower, electronics automatic controller for water level.Can be used on domestic water, commercial unit or water source arid area in short supply draws water etc. automatically from underground.

Now along with the raising of living standards of the people, a lot of residents have moved into high residential building, but in the summer of sweltering heat, water consumption is big, the insufficient pressure of water, and hydraulic pressure is not gone up the water tank of high building, brings difficulty for the people's lives water.For head it off can be used booster water pump, the pressure that increases water is served water tank or water tower with water, and is also dangerous if personnel selection removes to operate hell to pay.

The purpose of this utility model is to provide a kind of electronics automatic controller for water level, and decapacitation guarantees that automatically the water in the water tank remains outside certain water level, can also make water pump out of service automatically and give the alarm or indicate when running into fortuitous event.

The utility model is achieved in that power circuit and the control circuit that the electronics automatic controller for water level is made of power transformer B, rectifier Z, filter capacitor C, and warning, display circuit are formed.Control circuit by rectifier Z one direct current output terminal a road through J ₅Normally opened contact and J ₄Meet J after the normally opened contact parallel connection ₃Normally closed contact and J ₅, another road meets D ₁, J ₁, R ₃Parallel connected end, R ₃In addition terminated signal lines C, and D ₁, J ₁Parallel end connection BG ₁Collector, emitter meets R ₂And J ₅, base stage meets R ₁, R ₂An end, pass through R ₁Meet signal wire A and pass through J ₁Normally opened contact connects water level detection circuit that signal wire B constitutes and by J ₂Normally opened contact, J ₁Normally closed, J ₅Normally closed, J ₄Be connected in parallel on two DC terminal of rectifier Z after the series connection, D, J ₂, R ₆An end and D in parallel ₁, J ₁, R ₃Parallel connected end connects, R ₆In addition terminated signal lines F, D ₂, J ₂Parallel end connection BG ₂Collector, emitter meets R ₅And J ₄, base stage meets R ₄, R ₅An end, pass through R ₄Meet signal wire D and pass through J ₂Normally opened contact connects the automatic stop control circuit composition that signal wire E constitutes.

Fig. 1 structural representation of the present utility model.

Fig. 2 signal wire position view.

Below in conjunction with accompanying drawing embodiment of the present utility model is further described.

J ₁～J ₄Be relay, J ₅Be timing relay, BG ₁～BG ₃Be triode.

A, B, C three signal wires are installed in the water tank, and the one end is put on the diverse location of water tank, and end is received R respectively in addition ₁, J ₁Normally opened contact and R ₃An end, make water level autocontrol and use.

One end of D, E, F three signal wires is installed in water pump water inlet place, and end is received R respectively in addition ₄, J ₂Normally opened contact and R ₆An end, it is too low to make water level, anhydrous water pump is from stopping using.

One end of G, H, I three signal wires is installed in the pump outlet place, and end is received R respectively in addition ₇, J ₃Normally opened contact and R ₉An end, make pump operation and not water outlet from stopping using.

Former limit of transformer B and water pump pass through J ₄Normally opened contact connect power supply, the tap that transformer B pays the limit meets bridge rectifier Z and is connected by J ₁Often open, normally closed contact, J ₂Normally closed contact, J ₅Normally opened contact connects pilot lamp X respectively ₁～X ₄The warning, the display circuit that constitute with the parallel connected end of alarm.

Control circuit is by water level detection circuit, the automatic stop control circuit, and the device damage warning circuit is formed.

Rectifier one direct current output terminal a road through J ₅Normally opened contact and J ₄Meet J after the normally opened contact parallel connection ₃Normally closed contact and J ₅, another road meets D ₁With J ₁, R ₃Parallel connected end, R ₃In addition terminated signal lines C, and D ₁, J ₁Parallel end connection BG ₁Collector, emitter meets R ₂And J ₅, base stage meets R ₁, R ₂An end, pass through R ₁Meet signal wire A and pass through J ₁Normally opened contact meets signal wire B and constitutes water level detection circuit.

By J2 normally opened contact, J ₁Normally closed, J ₆Normally closed, J ₄Be connected in parallel on two DC terminal of rectifier Z after the series connection, D ₂, J ₂, R ₆An end and D, J in parallel ₁, R ₃Parallel connected end connects, R ₆In addition terminated signal lines F, the parallel end connection BG of D2, J2 ₂Collector, emitter meets R ₅And J ₄, base stage meets R ₄, R ₅An end, pass through R ₄Meet signal wire D and pass through J ₂Normally opened contact meets signal wire E and constitutes the automatic stop control circuit.

D ₃, J ₃, R ₉An end and D in parallel ₁, J ₁, R ₃Parallel connected end connect R ₉In addition termination I signal line, D ₃, J ₃Parallel end connection BG ₃Collector, emitter meets R ₈And J ₄, base stage meets R ₇, R ₈An end pass through R ₇Meet signal wire G and pass through J ₃Normally opened contact connects signal wire H constitution equipment faiture alarm circuit.

During use, if water tank is anhydrous, then A can not get the negative signal that C sends, BG ₁Not conducting, J ₁Not adhesive, but J ₁Normally closed interlock is that string is at J ₄In the circuit, J ₄Be path, then water pump connects power supply and works always and draw water.At this moment report to the police, the X in the display circuit ₁Bright.When water completely arrived A, C sent signal and makes BG ₁Conducting J ₁Adhesive, J ₁Normally closed interlock is opened, then J ₄Circuit is just obstructed, and water pump just stops pumping.If when decline of water table arrived B, signal still made BG by base stage ₁Conducting, J ₁Normally closed interlock is opened, and water pump is not worked, and water level does not descend, and water pump is not just worked always, at this moment X ₂Bright.

If when the anhydrous or water level in water source was too low, then D can not get the negative signal that F sends, BG ₂Base stage can not get negative signal and end J ₂Not adhesive, J ₄Non-transformer, water pump is not worked, at this moment X ₃Bright.

If water pump breaks down, just running and can not water outlet, at this moment G can not get 1 signal, BG ₃Base stage also can not get the signal of H, BG ₃Not conducting is J then ₄Time Delay Opening, water pump quits work, at this moment X ₄Bright and report to the police.

The utility model is compared with prior art: because of control circuit by water level detecting, automatic stop control, establish Standby faiture alarm the electric circuit constitute can not only automatically be closed down water pump according to the high low energy of water level, and be worked as the water source Water level when too low or anhydrous, also can close down water pump, water pump is not dallied, by the time have water or water level height to arrive During certain position, automatic water-supply again. If the supply equipment water pump has been broken also can be automatically out of service and can report Alert. In particular cases needed water level be can not control having, safety, reliable, economy, power consumption used Economize, easy for installation, all automatically, do not need the people to manage.

Claims (2)

1. electronics automatic controller for water level by power circuit and the control circuit that power transformer B, rectifier Z, filter capacitor C constitute, is reported to the police, display circuit forms, it is characterized in that control circuit by rectifier Z one direct current output terminal a road through J ₅Normally opened contact and J ₄Meet J after the normally opened contact parallel connection ₃Normally closed contact and J ₅, another road meets D ₁, J ₁, R ₃Parallel connected end, R ₃In addition terminated signal lines C, and D ₁, J ₁Parallel end connection BG ₁Collector, emitter meets R ₂And J ₅, base stage meets R ₁, R ₂An end, pass through R ₁Meet signal wire A and pass through J ₁Normally opened contact connects water level detection circuit that signal wire B constitutes and by J ₂Normally opened contact, J ₁Normally closed, J ₅Normally closed, J ₄Be connected in parallel on two DC terminal of rectifier Z after the series connection, D ₂, J ₂, R ₆An end and D in parallel ₂, J ₂, R ₃Parallel connected end connects, R ₆In addition terminated signal lines F, D ₂, J ₂Parallel end connection BG ₂Collector, emitter meets R ₅And J ₄, base stage meets R ₄, R ₅An end, pass through R ₄Meet signal wire D and pass through J ₂Normally opened contact connects the automatic stop control circuit composition that signal wire E constitutes.

2. controller according to claim 1 is characterized in that control circuit also comprises by D ₃, J ₃, R ₉An end and D in parallel ₁, J ₁, R ₃Parallel connected end connect R ₉In addition termination I signal line, D ₃, J ₃Parallel end connection BG ₃Collector, emitter meets R ₈And J ₄, base stage meets R ₇, R ₈An end pass through R ₇Meet signal wire G and pass through J ₃Normally opened contact connects signal wire H constitution equipment faiture alarm circuit.

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