CN2617961Y

CN2617961Y - Automatic water tower pumping controller

Info

Publication number: CN2617961Y
Application number: CN 03227345
Authority: CN
Inventors: 彭敏
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-04-11
Filing date: 2003-04-11
Publication date: 2004-05-26
Anticipated expiration: 2013-04-11

Abstract

The utility model relates to a completely automatic controller for water pump of a water tower, which is a controller to control the water level inside a water tower and function of a pump. The utility model comprises a high-level stopper 10, a low-level starter 11, a high-level starter for the water source 12, a low-level stopper for the water source 13, a KT-1 relay 20, a KT-2 relay 18, a Ky-1 relay 16, a Ky-2 relay 15, a power plug 19 and a pump plug 17. When the water level inside the water tower reaches the specified level, the low-level starter starts function of the water pump automatically to pump water inside the water tower; when water from the water source or a well is emptied up, the water-level stopper stops function of the water pump automatically to protect the water pump or the motor. The utility model has the advantages of small volume, light weight, convenient to assemble, safety and reliability for work.

Description

The water tower full automatic controller that draws water

(1) technical field: the utility model relates to the water level that is used for controlling in the water tower and a kind of device of water pump operation, say more more specifically, what relate to is a kind of water tower full automatic controller that draws water.It is installed in the standpipe water system, can control the water level of water in the water tower, can also control water source supply ground when anhydrous, and water pump is shut down automatically.

(2) background technique: at present rural area and samll cities and towns have does not also install running water system as yet, peasant and domestic water for residents are to make a call to a well on the spot, set up water pump, a water tower is installed on house top, with pump underground water is extracted in the water tower stand-byly, this water system has following shortcoming, the one, anhydrous in water tower, just often to remove to open the switch on the circuit, start pump working, could often keep in the water tower suitable water level being arranged, really be a trouble, if load onto general robot device, water pump stops for a moment, start, electricity consumption is many so a little while, not energy-conservation, water pump, motor one stops out, and is not durable, and is fragile; The 2nd, after water exhausted in the well, water pump is work as usual, also makes water pump, motor fragile.

(3) summary of the invention: the purpose of this utility model is for overcoming the shortcoming of above-mentioned water system, and a kind of water tower full automatic controller that draws water is provided, and it can control the water level in the water tower automatically; When water in the well is exhausted, can quit work by automatically controlled water pump the protection water pump.

For achieving the above object, the utility model adopts following technical proposals:

The utility model water tower draws water full automatic controller by rectifier 14, high water level stopper 10, low water level starter 11, water source high water level starter 12, water source low water level stopper 13, KT-1 relay 20, KT-2 relay 18, Ky-1 relay 16, Ky-2 relay 15, power plug 19, water pump plug 17 is formed, above-mentioned parts are installed in the small-sized closed box, power plug, the water pump plug stretches out outside box, A contact on the power plug 19 connects KT-2 relay 18 successively, connect the transformer B on the rectifier 14, connect the E point on the water pump plug 17 again, connect the Q contact on the power plug 19 again; Ky-2 relay 15 connects KT-2 relay 18, connects the C tie point on the water pump plug 17 again; Water tower high water level stopper 10 connects KT-1 relay 20, connects the positive pole on the rectifier 14; Water tower low water level starter 11 connects KT-1 relay 20; Water source high water level starter 12 connects Ky-1 relay 16, connects the positive pole of rectifier 14 again; Water source low water level stopper 13 connects Ky-1 relay 16.

Working principle is: when the water in the water tower was in low water level, the work of low water level starter started water pump DJ work, draws water in water tower; When water had been extracted into high water level in the water tower, the work of high water level stopper stopped pump working, and water pump does not draw water in water tower, and when in the well water source being arranged, the water source starter allows pump working, can draw water in water tower; When the WIH source is in low water level or anhydrous, the work of low water level stopper, the operation water pump quits work, and water pump can not damage.

Can find out from said structure and working principle, the utlity model has following advantage:

One, volume is little, in light weight; Two, can operate pump working automatically, guaranteeing automatically has enough water levels in the water tower; Three, because of being provided with the low water level stopper, no water source in well can be operated water pump and not work, and the protection water pump do not damage; Four, the circuit turn-on time in high water level stopper, low water level starter, water source high water level starter, the water source low water level stopper and KT-1, KT-2, Ky-1, Ky-2 pull up time are all less than 1 second, can say and draw water water tower electricity consumption is few in use for full automatic controller, both energy-conservation, make above-mentioned each part long service life again.

(4) description of drawings:

Fig. 1 is the draw water circuit diagram of full automatic controller of water tower;

(5) embodiment:

For clearer understanding the utility model, be described further by embodiment below in conjunction with accompanying drawing.

Referring to Fig. 1, the utility model is made up of high water level stopper 10, low water level starter 11, water source high water level starter 12, water source low water level stopper 13, rectifier 14, Ky-2 relay 15, Ky-1 relay 16, water pump plug 17, KT-2 relay 18, power plug 19, KT-1 relay 20, and the contact A on the power plug 19 is come together the transformer B on KT-2 relay 18, the rectifier 14, the contact E on the water pump plug 17, the contact Q series connection on the power plug 19; Ky-2 relay 15 connects KT-2 relay 18, connects the F contact on the water pump plug 17 then.Contact 1 on the KT-1 relay 20 is connecting the positive pole on high water level stopper 10 and the rectifier 14; Low water level starter 11 connects KT-1 relay 20; Contact 1 on the Ky-1 relay 16 is connecting the positive pole on high water level starter 12 and the rectifier 14; Water source low water level stopper 13 connects Ky-1 relay 16; Bg1 and Bg5 are that PNP silicon crystal triode, Bg2, Bg3, Bg4, Bg6, Bg7, Bg8 are NPN silicon crystal triode; DXY and DXT are normally-closed contact.

Referring to Fig. 1, described high water level stopper 20 is by capacitor C ₁, diode D ₁, triode Bg2, triode Bg1, float DST, inductance coil LT1, resistance R ₁The circuit of forming, the collector electrode of triode Bg1 is connected with the base stage of triode Bg2, the DST float successively with resistance R ₁, base stage, the emitter of triode Bg1, inductance coil LT1 series connection, then with capacitor C ₁, diode D ₁, triode Bg2 parallel connection; Described low water level starter 11 is by inductance coil LT ₂, resistance R ₂, float DXT, triode Bg3 the series connection, then with triode Bg4, diode D ₂, capacitor C ₂Be together in parallel, wherein the emitter of triode Bg3 is connected with the base stage of triode Bg4.The circuit structure of described water source high water level starter 12 is identical with high water level stopper 10; The circuit structure of described water source low water level stopper 13 is identical with the circuit structure of low water level starter 11.

According to said structure, existing will " the draw water working principle of full automatic controller of water tower is described below:

For example: when the water in the water tower was used the low water level of setting, the float of DXT made the contact of DXT become off state by normally off along with the decline of the water tower water surface, and Bg3 is in cut-off state by original base stage shorted to earth and enters base stage bias current (I _b＜0.1mA) be on state, triode Bg4 conducting thereupon, have one than heavy current from the positive pole of rectifier 14 negative pole through the collector and emitter arrival rectifier 14 of closed good " 2 " and " 3 " contact of KT-1 relay 20, inductance coil LT2, triode Bg4.It is that its physical circuit is: the negative pole of " 2 " of the positive pole of rectifier 14 → KT-1 relay 20, " 3 " contact → inductance coil LT2 → triode Bg4 → rectifier 14.This electric current makes inductance coil LT2 produce stronger magnetic force, under the effect of this magnetic force, the KT-1 relay produces action, becomes " 2 ", " 1 " closure by original " 2 ", " 3 " closure, though at this moment the low water level starter circuit is on state, has not had power supply.Power supply is provided but for the circuit of high water level stopper 10, but the circuit of the high water level stopper 10 of this moment is in cut-off state, meanwhile, KT-2 relay 18 is action thereupon also, becomes " 2 ", " 1 " closure by original " 2 ", " 3 " closure.Then the ac power supply of 220V is through the A point, " 2 " of KT-2 relay 18, " 1 " contact, " 2 " of Ky-2 relay, " 3 " contact, water pump plug 17, water pump DJ arrives the Q point of 220V ac power supply, its circuit is: " 2 " on the A point → KT-2 relay 18 on positive pole → power plug 19 of power supply 220V, " 2 " on " 1 " contact → Ky-2 relay 15, Q point → 220V power cathode on " 3 " contact → water pump plug 17 → power plug 19, motor starting, the beginning standpipe draws water, when water tower level rose to the highest water level position, the DST float was under the effect of buoyancy of water.Make the contact of DST become closed state, thereby Bg1 provide base stage bias current (I by normally open _b＜0.1mA) make it electric cut-off state to enter on state, Bg2 is conducting thereupon also, thereby have one than heavy current from the positive pole of rectifier 14 KT-1 " 2 " that flows through, " 1 ", LT1, the Bg2 collector emitter, arrive the rectifier power source negative pole, this electric current makes LT1 produce stronger magnetic force, KT-1 relay 20 produces action again under the effect of this magnetic force, by " 2 ", " 1 " enters " 2 " again, " 3 " make contact, though at this moment high water level stopper circuit is on state, but there has not been power supply, power supply is provided but for the circuit of low water level starter, but the low water level starter circuit is in cut-off state, KT-2 relay 18 action thereupon again meanwhile, by " 2 ", " 1 " contact disconnects " 2 ", " 3 " make contact, thereby close pumping motor, standpipe draws water and stops, and " water tower draw water full-automatic control circuit " comes to this to the control of water tower level, and circulation carries out.

Water source high water level starter 12 and water source low water level starter 13 are mounted in the well or the ground at other water sources; do not state two starters if do not install; the water in the well or the water at place, water source have been drained; but motor, water pump are still in running; water pump, motor will damage; water source high water level starter 12 and water source low water level stopper 13 are protection water pump and motor in fact; when in the well or water head site when anhydrous; they can stop water pump and motor rotation automatically; when there had been water on the ground in the well or water source, it can operate water pump and motor rotation automatically.

Its working principle is described below:

Referring to Fig. 1, when water level hangs down to the water level settings position, because the effect of DXY float, the contact of DXY becomes off state by normally off, triode Bg7 is in cut-off state by original base stage shorted to earth and enters base stage to be had bias current and is on state, triode Bg8 conducting thereupon, inductance coil Ly2 has heavy current to pass through to produce magnetic force, the Ky-1 actuating of relay, disconnect by " 2 ", " 3 " contact, " 2 ", " 1 " make contact are though the circuit of water source low water level stopper is on state, its non-transformer at this moment.But water-supply source high water level starter 12 provides power supply.But its circuit is in cut-off state.Also action thereupon of Kg-2 relay meanwhile, " 2 ", " 3 " contact disconnect, " 2 ", " 1 " make contact, thus closed water pump and motor.After submersible pump cuts out, if water level constantly rises, when being raised to the high water level desired location, under the effect of DSY float, enter normally off by normally open, provide bias current to make it to enter on state for triode Bg5, triode Bg6 conducting thereupon, inductance coil Ly1 has than heavy current by producing magnetic force, makes the Ky-1 relay produce action again, " 2 ", " 1 " contact disconnect, " 2 ", " 3 " make contact.Also action thereupon of Ky-2 relay meanwhile, " 2 ", " 1 " contact disconnect, " 2 ", " 3 " make contact, standpipe draws water provides the condition of conducting.After this no matter water level is to be higher or lower than water source high water level desired location, and water pump can not shut down, and has only in the well or the water level of water head site during near water source low water level desired location, and under the effect of the low water stopper 13 in water source, water pump can shut down.

Claims

1, a kind of water tower full automatic controller that draws water, by rectifier (14), high water level stopper (10), low water level starter (11), water source high water level starter (12), water source low water level stopper (13), KT-1 relay (20), KT-2 relay (18), Ky-1 relay (16), Ky-2 relay (15), power plug (19), water pump plug (17) is formed, it is characterized in that the A contact on the power plug (19) connects KT-2 relay (18) successively, connect rectifier (14) and go up transformer B, connect the E point on the water pump plug (17) again, connect the Q contact on the power plug (19) again, Ky-2 relay (15) connects KT-2 relay (18), connects the C tie point on the water pump plug (17) again; Water tower high water level stopper (10) connects KT-1 relay (20), connects the positive pole on the rectifier (14) again; Water tower low water level starter (11) connects KT-1 relay (20); Water source high water level starter (12) connects Ky-1 relay (16), and Ky-1 relay (16) connects the positive pole of rectifier (14); Water source low water level stopper (13) connects Ky-1 relay (16); The collector electrode of the triode Bg1 of described high water level stopper (20) is connected with the base stage of triode Bg2, the DST float successively with resistance R ₁, base stage, the emitter of triode Bg1, inductance coil LT1 series connection, in parallel with capacitor C 1, diode D1, triode Bg2 then; The inductance coil LT2 of described low water level starter (11) successively with resistance R ₂, float DXT, triode Bg3 the series connection, then with triode Bg4, diode D ₂, capacitor C ₂In parallel; The emitter of triode Bg3 is connected with the base stage of triode Bg4.