CN201301473Y - Automatic pumping controller for water tower - Google Patents
Automatic pumping controller for water tower Download PDFInfo
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- CN201301473Y CN201301473Y CNU2008201414409U CN200820141440U CN201301473Y CN 201301473 Y CN201301473 Y CN 201301473Y CN U2008201414409 U CNU2008201414409 U CN U2008201414409U CN 200820141440 U CN200820141440 U CN 200820141440U CN 201301473 Y CN201301473 Y CN 201301473Y
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Abstract
The utility model provides an automatic pumping controller for a water tower, belongs to pumping controllers of the water towers, and aims to solve the problems that the water supply pumping controller of the prior water tower can not be automatically cut off when the water tower is filled with water and can not automatically pump water when the water tower is a shortage of water. The automatic pumping controller comprises a controlled switch connected in a control circuit of a motor of a driving water pump; and the control circuit of the controlled switch comprises a low-water level detection circuit, a high-water level detection circuit, a pumping control circuit, and a reset circuit connected with the low-water level detection circuit and controlled by the pumping control circuit. A signal transmission channel is formed between the low-water level detection circuit and the pumping control circuit; a signal transmission channel is formed between the high-water level detection circuit and the pumping control circuit; a signal transmission channel is formed between the pumping control circuit and the reset circuit; and when the water level of the reset circuit in the water tower is positioned between a high water level and a low water level, the low-water level detection circuit is enabled to be in an inactive reset state. The utility model is suitable for pumping water in the water tower so as to provide the pumping control of tap water.
Description
Technical field
The utility model belongs to the pumping controller of water tower.
Background technology
Along with the very fast development in vast rural area, cities and towns, mostly every household in the rural area is just to adopt electric water pump successively afterwards by manual pumped well if being used, the water in the steel tube well directly is extracted in the overhead water tower on the roof, with having played tap water.
The employing non-tower water feeder that also has promptly without water tower, by the mobile pump motor power supply of fetching boiling water of water, promptly draws water once driving leading water starter motor, and the frequent switch motor of so frequent water not only takes electricity but also consume machine.
Other has the control of the switch that adopts simple cheap, promptly has one the buoyant again object of certain deadweight to be put in the water tower, removes the draw water switch of power supply of interlock with floating with depositing in water of it.
In the device of above-mentioned employing water tower water-feeding, its pumping controller can not be realized automatic control, and closing a floodgate draws water can not expire automatic stop by water, easily causes water to overflow water tower, causes waste, and the place that should not wet of having wet of overflowing; Water level in the water tower reduces can not open automatically again to be taken out, and expends user's time.
The utility model content
The purpose of this utility model be solve the pumping controller of existing water tower water-feeding can not the full automatic stop of water and water less from the problem of taking out, a kind of water tower automatic controller that draws water is provided, automatically draw water when can the water level in water tower reaching the low water stage of setting, when water level reaches the high water level of setting, stop pumping, realize unattended automatic water-supply.
The purpose of this utility model realizes by following technical proposals:
The water tower automatic controller that draws water, comprise the controlled switch in the control circuit that is connected the motor that drives water pump, the control circuit of described controlled switch comprises low water stage testing circuit, high water level testing circuit, pumping control circuit, the reset circuit that is connected and controlled by pumping control circuit with the low water stage testing circuit; Has the signal transmission channels between low water stage testing circuit and the pumping control circuit; Has the signal transmission channels between high water level testing circuit and the pumping control circuit; Has the signal transmission channels between pumping control circuit and the reset circuit; When the water level of reset circuit in water tower is between high water level and the low water stage, make the low water stage testing circuit be in the reset mode of being failure to actuate.
The described low water stage circuit that draws water comprises the low water stage probe that is arranged on low water stage place in the water tower; The disconnected circuit of taking out of described high water level comprises the high water level probe that is arranged on high water level place in the water tower.
Described low water stage testing circuit comprises first triode that the low water stage probe that is arranged on low water stage place in the water tower, base stage and low water stage are popped one's head in and be connected by first resistance; The colelctor electrode of first triode is connected with power positive end by second resistance, and with second triode and second electric capacity and connect to hold and be connected; The emitter stage of the other end of second electric capacity and second triode connects power supply negative terminal, and the coil of the colelctor electrode of second triode and first relay and first diode anodal also connects end and be connected; The negative pole of the other end of first relay coil, first diode connects power positive end; Be connected with a constant close contact of first relay between the emitter stage of first triode and the power supply negative terminal;
Described high water level testing circuit comprises the high water level probe that is arranged on high water level place in the water tower, the 3rd triode that base stage is connected with the high water level probe by the 3rd resistance; The colelctor electrode of the 3rd triode and the 3rd relay coil and the 3rd diode anodal also connects end and is connected; The negative pole of the other end of the 3rd relay coil, the 3rd diode is connected with power positive end; The emitter stage of the 3rd triode connects power supply negative terminal;
Described pumping control circuit comprises a constant open contact of first relay that is connected with power positive end, and the negative pole of the other end of this constant open contact and second relay coil and second diode also connects end and is connected; The positive pole of the other end of second relay coil and second diode is connected with power supply negative terminal by a constant close contact of the 3rd relay;
Described reset circuit is to be connected the emitter stage of first triode and a constant close contact of second relay between the power supply negative terminal;
Described automatic controller comprises and is connected with power positive end and is arranged on probe on the shell of nonmetal water tower inner bottom part or metal water tower, variation by water level in the water tower, make probe and low water stage probe connection or probe and the connection of high water level probe respectively, to connect low water stage testing circuit, high water level testing circuit respectively;
Described controlled switch is a constant open contact of second relay.
Described low water stage testing circuit comprises first triode that the low water stage probe that is arranged on low water stage place in the water tower, base stage and low water stage are popped one's head in and be connected by first resistance; The colelctor electrode of first triode is connected with power positive end by second resistance, and with second triode and second electric capacity and connect to hold and be connected; The emitter stage of the other end of second electric capacity and second triode connects power supply negative terminal, and the coil of the colelctor electrode of second triode and first relay and first diode anodal also connects end and be connected; The negative pole of the other end of first relay coil, first diode connects power positive end; Be connected with a constant close contact of first relay between the emitter stage of first triode and the power supply negative terminal;
Described high water level testing circuit comprises the high water level probe that is arranged on high water level place in the water tower, the 3rd triode that base stage is connected with the high water level probe by the 3rd resistance; The colelctor electrode of the 3rd triode is connected with power positive end by the 4th resistance; The emitter stage of the 3rd triode connects power supply negative terminal;
Described pumping control circuit comprises a constant open contact of first relay that is connected with power positive end, and the negative pole of the other end of this constant open contact and second relay coil and second diode also connects end and is connected; The positive pole of the other end of second relay coil and second diode is connected with the colelctor electrode of the 4th triode; The base stage of the 4th triode is connected with the 3rd transistor collector of high water level testing circuit; The emitter stage of the 4th triode is connected with power supply negative terminal;
Described reset circuit is to be connected the emitter stage of first triode and a constant close contact of second relay between the power supply negative terminal;
Described automatic controller comprises and is connected with power positive end and is arranged on probe on the shell of nonmetal water tower inner bottom part or metal water tower, variation by water level in the water tower, make probe and low water stage probe connection or probe and the connection of high water level probe respectively, to connect low water stage testing circuit, high water level testing circuit respectively;
Described controlled switch is a constant open contact of second relay.
Described low water stage testing circuit comprises first triode that the low water stage probe that is arranged on low water stage place in the water tower, base stage and low water stage are popped one's head in and be connected by first resistance; The colelctor electrode of first triode is connected with power positive end by second resistance, and with second triode and second electric capacity and connect to hold and be connected; The emitter stage of the other end of second electric capacity and second triode connects power supply negative terminal, and the coil of the colelctor electrode of second triode and first relay and first diode anodal also connects end and be connected; The negative pole of the other end of first relay coil, first diode connects power positive end; Be connected with a constant close contact of first relay between the emitter stage of first triode and the power supply negative terminal;
Described high water level testing circuit comprises the high water level probe that is arranged on high water level place in the water tower, the 3rd triode that base stage is connected with the high water level probe by the 3rd resistance; The colelctor electrode of the 3rd triode is connected with power positive end by the 4th resistance; The emitter stage of the 3rd triode connects power supply negative terminal;
Described pumping control circuit comprises a constant open contact of first relay that is connected with power positive end, and the negative pole of the other end of this constant open contact and second relay coil and second diode also connects end and is connected; The positive pole of the other end of second relay coil and second diode is connected with the colelctor electrode of the 4th triode; The base stage of the 4th triode is connected with the 3rd transistor collector of high water level testing circuit; The emitter stage of the 4th triode is connected with power supply negative terminal;
Described reset circuit comprises that base stage passes through the 6th triode that the 6th resistance and high water level probe is connected; The colelctor electrode of the 6th triode is connected with power positive end by the 5th resistance, and is connected with the base stage of the 5th triode; The colelctor electrode of the 5th triode is connected with the emitter stage of first triode, and the emitter stage of the 5th triode connects power supply negative terminal;
Described automatic controller comprises and is connected with power positive end and is arranged on probe on the shell of nonmetal water tower inner bottom part or metal water tower, variation by water level in the water tower, make probe and low water stage probe connection or probe and the connection of high water level probe respectively, to connect low water stage testing circuit, high water level testing circuit respectively;
Described controlled switch is a constant open contact of second relay.
The utility model adopts said structure, can determine arbitrarily that in water tower two horizontal plane positions are as low water stage and high water level, by mensuration to water level in the water tower, when horizontal plane drops to when being lower than relatively low low water stage horizontal plane position, low water stage testing circuit action, coil by relay and contact are to the pumping control circuit output signal, and pumping control circuit obtains this signal and moves, make the controlled switch closure of the drive motors that is connected water pump and connect power supply, begin to draw water; When horizontal plane is raised to the low water stage that is equal to and greater than setting in the water tower, draws water and do not stop, continue to draw water; When horizontal plane rises to higher relatively high water level place, the action of high water level testing circuit, coil by relay and contact are to the pumping control circuit output signal, after pumping control circuit obtains this signal, disconnect controlled switch, make pump motor stop transport and stop pumping, simultaneously to reset signal of low water stage testing circuit; After the stop pumping, along with water, horizontal plane drops to when being lower than the high water level place and does not draw water, and, then begins again to draw water when being lower than the low water stage place up to drawdown.
As seen, adopt the utility model of said structure, compared with prior art, draw water automatically when can the water level in water tower reaching the low water stage of setting, when water level reaches the high water level of setting, stop pumping, realize unattended automatic water-supply.
Description of drawings
Fig. 1 is the circuit theory diagrams of the utility model embodiment 1;
Fig. 2 is the circuit connection diagram of pump motor of the present utility model;
Fig. 3 is the circuit theory diagrams of the utility model embodiment 2;
Fig. 4 is the circuit theory diagrams of the utility model embodiment 3;
Number in the figure: the 1st, water pump, the 2nd, motor.
The specific embodiment
Below in conjunction with specific embodiments and the drawings the utility model is further described.
Sequence number appellation before each electronic component described in this manual only is in order to express easily, does not have special implication.
Embodiment 1:
The water tower automatic controller that draws water, comprise the controlled switch in the control circuit that is connected the motor that drives water pump, the control circuit of controlled switch comprises low water stage testing circuit, high water level testing circuit, pumping control circuit, the reset circuit that is connected and controlled by pumping control circuit with the low water stage testing circuit; Has the signal transmission channels between low water stage testing circuit and the pumping control circuit; Has the signal transmission channels between high water level testing circuit and the pumping control circuit; Has the signal transmission channels between pumping control circuit and the reset circuit.
When the low water stage testing circuit is lower than the low water stage of setting at water level, the signal of low water stage is passed to pumping control circuit, the pumping control circuit action is drawn water with startup by the signal transmission channels; When the high water level testing circuit reaches the high water level of setting at water level, send the high water level signal to pumping control circuit to stop pumping by the signal transmission channels, and transmit reset signal to the low water stage testing circuit and make it to reset, when water level is lower than high water level and is higher than low water stage, do not start and draw water, when water level is lower than low water stage, just starts and draw water.
As shown in Figure 1, civil power provides dc source to whole automatic controller after by transformer T transformation, full-bridge B rectification, 1 filtering of first capacitor C, controls safer.
The low water stage testing circuit comprises the first triode BG1 that the low water stage probe A 2 that is arranged on low water stage place in the water tower, base stage and low water stage probe A 2 are connected by first resistance R 1; The colelctor electrode of the first triode BG1 is connected with power positive end by second resistance R 2, and with the second triode BG2 and second capacitor C 2 and connect to hold and be connected; The emitter stage of the other end of second capacitor C 2 and the second triode BG2 connects power supply negative terminal, and the coil of the colelctor electrode of the second triode BG2 and first relay J 1 and the first diode D1 anodal also connects end and be connected; The other end of first relay J, 1 coil, the negative pole of the first diode D1 connect power positive end; Be connected with a constant close contact of first relay J 1 between the emitter stage of the first triode BG1 and the power supply negative terminal;
Described high water level testing circuit comprises the high water level probe A 3 that is arranged on high water level place in the water tower, the 3rd triode BG3 that base stage is connected with high water level probe A 3 by the 3rd resistance R 3; The colelctor electrode of the 3rd triode BG3 and the 3rd relay J 3 coils and the 3rd diode D3 anodal also connects end and is connected; The other end of the 3rd relay J 3 coils, the negative pole of the 3rd diode D3 are connected with power positive end; The emitter stage of the 3rd triode BG3 connects power supply negative terminal;
Described pumping control circuit comprises a constant open contact of first relay J 1 that is connected with power positive end, and the negative pole of the other end of this constant open contact and second relay J, 2 coils and the second diode D2 also connects end and is connected; The other end of second relay J, 2 coils and the positive pole of the second diode D2 are connected with power supply negative terminal by a constant close contact of the 3rd relay J 3;
Described reset circuit is to be connected the emitter stage of the first triode BG1 and a constant close contact of second relay J 2 between the power supply negative terminal;
Described automatic controller comprises and is connected with power positive end and is arranged on probe A 1 on the shell of nonmetal water tower inner bottom part or metal water tower, variation by water level in the water tower, probe A 1 and low water stage probe A 2 are connected or probe A 1 and 3 connections of high water level probe A, to connect low water stage testing circuit, high water level testing circuit respectively;
As shown in Figure 2, controlled switch is a constant open contact of second relay J 2.
When water level is lower than low water stage probe A 2 places in water tower, A2 and probe A 1 disconnect, the first triode BG1 is in cut-off state, the base stage of the second triode BG2 is in high potential and conducting, it is electric that thereby the coil of first relay J 1 gets, and makes the coil that is connected its constant open contact closure in the pumping control circuit and connects second relay J 2 in the pumping control circuit; This moment, the high water level probe A 3 because of the high water level testing circuit disconnected with A1, the 3rd triode BG3 ends, the 3rd relay J 3 dead electricity, its constant close contact that is connected pumping control circuit is in closure state, thereby the coil of second relay J 2 gets, and make constant open contact closure in the control circuit of its drive motors that is connected water pump 12 as controlled switch, draw water thereby start.At this moment, because of the coil of first relay J 1 and second relay J 2 all gets electricly, both are connected the emitter stage of the first triode BG1 and the constant close contact between the power supply negative terminal all disconnects.
When water level reaches the residing low water stage of low water stage probe A 2 in water tower,, and make the base stage of the first triode BG1 be in high potential though A2 and A1 connect, but because of its emitter stage and power supply negative terminal disconnection, therefore, remain off state still, and the circuit that draws water is worked on to draw water.
When water level is higher than the residing high water level of high water level probe A 3 in water tower, A3 and A1 connect, make the base stage of the 3rd triode BG3 of high water level testing circuit be in high potential and conducting, thereby the coil of the 3rd relay J 3 is got, its constant close contact that is connected in the pumping control circuit is disconnected, second relay J, 2 coil losing electricities, the constant close contact of the draw water emitter stage that stops to make simultaneously its first triode BG1 that is connected the low water stage testing circuit and power supply negative terminal is closed and reset; Connect because of A2 and A1 this moment, the first triode BG1 conducting, and the second triode BG2 is ended, the coil losing electricity of first relay J 1, and make its constant open contact that is connected pumping control circuit disconnection.
When water level is lower than the residing high water level of high water level probe A 3 in water tower, A3 and A1 disconnect, make the constant close contact closure that is connected the 3rd relay J 3 in the pumping control circuit, but since this moment first relay J 1 coil still be in power failure state, thereby pumping control circuit still is in off-state and can draw water.
When water level was lower than the residing low water stage of low water stage probe A 2 in water tower, A2 and A1 disconnected, the second triode BG2 conducting, first relay J 1 electric, pumping control circuit is connected and is drawn water.
As seen, the automatic controller of present embodiment can make the water level of water tower remain between low water stage and the high water level, neither can cross low and anhydrous availablely because of water level, can not overflow because of water level is too high again.
Embodiment 2:
The circuit of pump motor as shown in Figure 2, the control circuit of its controlled switch is as shown in Figure 3.
The water tower automatic controller that draws water, comprise the controlled switch in the control circuit that is connected the motor that drives water pump, the control circuit of controlled switch comprises low water stage testing circuit, high water level testing circuit, pumping control circuit, the reset circuit that is connected and controlled by pumping control circuit with the low water stage testing circuit; Has the signal transmission channels between low water stage testing circuit and the pumping control circuit; Has the signal transmission channels between high water level testing circuit and the pumping control circuit; Has the signal transmission channels between pumping control circuit and the reset circuit.
The low water stage testing circuit comprises the first triode BG1 that the low water stage probe A 2 that is arranged on low water stage place in the water tower, base stage and low water stage probe A 2 are connected by first resistance R 1; The colelctor electrode of the first triode BG1 is connected with power positive end by second resistance R 2, and with the second triode BG2 and second capacitor C 2 and connect to hold and be connected; The emitter stage of the other end of second capacitor C 2 and the second triode BG2 connects power supply negative terminal, and the coil of the colelctor electrode of the second triode BG2 and first relay J 1 and the first diode D1 anodal also connects end and be connected; The other end of first relay J, 1 coil, the negative pole of the first diode D1 connect power positive end; Be connected with a constant close contact of first relay J 1 between the emitter stage of the first triode BG1 and the power supply negative terminal;
Described high water level testing circuit comprises the high water level probe A 3 that is arranged on high water level place in the water tower, the 3rd triode BG3 that base stage is connected with high water level probe A 3 by the 3rd resistance R 3; The colelctor electrode of the 3rd triode BG3 is connected with power positive end by the 4th resistance R 4; The emitter stage of the 3rd triode BG3 connects power supply negative terminal;
Described pumping control circuit comprises a constant open contact of first relay J 1 that is connected with power positive end, and the negative pole of the other end of this constant open contact and second relay J, 2 coils and the second diode D2 also connects end and is connected; The other end of second relay J, 2 coils and the positive pole of the second diode D2 are connected with the colelctor electrode of the 4th triode BG4; The base stage of the 4th triode BG4 is connected with the 3rd triode BG3 colelctor electrode of high water level testing circuit; The emitter stage of the 4th triode BG4 is connected with power supply negative terminal;
Described reset circuit is to be connected the emitter stage of the first triode BG1 and a constant close contact of second relay J 2 between the power supply negative terminal;
Described automatic controller comprises and is connected with power positive end and is arranged on probe A 1 on the shell of nonmetal water tower inner bottom part or metal water tower, variation by water level in the water tower, probe A 1 and low water stage probe A 2 are connected or probe A 1 and 3 connections of high water level probe A, to connect low water stage testing circuit, high water level testing circuit respectively;
Described controlled switch is a constant open contact of second relay J 2.
When water level is lower than low water stage probe A 2 places in water tower, A2 and probe A 1 disconnect, the first triode BG1 is in cut-off state, the base stage of the second triode BG2 is in high potential and conducting, it is electric that thereby the coil of first relay J 1 gets, and makes the coil that is connected its constant open contact closure in the pumping control circuit and connects second relay J 2 in the pumping control circuit; This moment, the high water level probe A 3 because of the high water level testing circuit disconnected with A1, the base stage dead electricity of the 3rd triode BG3 and ending, the base stage of the 4th triode BG4 of pumping control circuit is in high potential and conducting, thereby the coil of second relay J 2 gets, and make constant open contact closure in the control circuit of its drive motors that is connected water pump 12 as controlled switch, draw water thereby start.At this moment, because of the coil of first relay J 1 and second relay J 2 all gets electricly, both are connected the emitter stage of the first triode BG1 and the constant close contact between the power supply negative terminal all disconnects.
When water level reaches the residing low water stage of low water stage probe A 2 in water tower,, and make the base stage of the first triode BG1 be in high potential though A2 and A1 connect, but because of its emitter stage and power supply negative terminal disconnection, therefore, remain off state still, and the circuit that draws water is worked on to draw water.
When water level is higher than the residing high water level of high water level probe A 3 in water tower, A3 and A1 connect, make the base stage of the 3rd triode BG3 of high water level testing circuit be in high potential and conducting, thereby the base stage that makes the 4th triode BG4 of pumping control circuit is in electronegative potential and ends, make on the one hand draw water down circuitry and stop pumping, make the coil losing electricity of second relay J 2 on the other hand, the constant close contact of the draw water emitter stage that stops to make simultaneously its first triode BG1 that is connected the low water stage testing circuit and power supply negative terminal is closed and reset; Connect because of A2 and A1 this moment, the first triode BG1 conducting, and the second triode BG2 is ended, the coil losing electricity of first relay J 1, and make its constant open contact that is connected pumping control circuit disconnection.
When water level is lower than the residing high water level of high water level probe A 3 in water tower, A3 and A1 disconnect, make the 4th triode BG4 conducting, but since this moment first relay J 1 coil still be in power failure state, thereby pumping control circuit still is in off-state and can draw water.
When water level was lower than the residing low water stage of low water stage probe A 2 in water tower, A2 and A1 disconnected, the second triode BG2 conducting, first relay J 1 electric, pumping control circuit is connected and is drawn water.
As seen, the automatic controller of present embodiment also can make the water level of water tower remain between low water stage and the high water level, neither can cross low and anhydrous availablely because of water level, can not overflow because of water level is too high again.
Compare with embodiment 1, reduced each one of relay, diode, increase each one of triode, resistance, can select for use as required.
Embodiment 3:
The circuit of pump motor as shown in Figure 2, the control circuit of its controlled switch is as shown in Figure 4.
The water tower automatic controller that draws water, comprise the controlled switch in the control circuit that is connected the motor that drives water pump, the control circuit of controlled switch comprises low water stage testing circuit, high water level testing circuit, pumping control circuit, the reset circuit that is connected and controlled by pumping control circuit with the low water stage testing circuit; Has the signal transmission channels between low water stage testing circuit and the pumping control circuit; Has the signal transmission channels between high water level testing circuit and the pumping control circuit; Has the signal transmission channels between pumping control circuit and the reset circuit.
Described low water stage testing circuit comprises the first triode BG1 that the low water stage probe A 2 that is arranged on low water stage place in the water tower, base stage and low water stage probe A 2 are connected by first resistance R 1; The colelctor electrode of the first triode BG1 is connected with power positive end by second resistance R 2, and with the second triode BG2 and second capacitor C 2 and connect to hold and be connected; The emitter stage of the other end of second capacitor C 2 and the second triode BG2 connects power supply negative terminal, and the coil of the colelctor electrode of the second triode BG2 and first relay J 1 and the first diode D1 anodal also connects end and be connected; The other end of first relay J, 1 coil, the negative pole of the first diode D1 connect power positive end; Be connected with a constant close contact of first relay J 1 between the emitter stage of the first triode BG1 and the power supply negative terminal;
Described high water level testing circuit comprises the high water level probe A 3 that is arranged on high water level place in the water tower, the 3rd triode BG3 that base stage is connected with high water level probe A 3 by the 3rd resistance R 3; The colelctor electrode of the 3rd triode BG3 is connected with power positive end by the 4th resistance R 4; The emitter stage of the 3rd triode BG3 connects power supply negative terminal;
Described pumping control circuit comprises a constant open contact of first relay J 1 that is connected with power positive end, and the negative pole of the other end of this constant open contact and second relay J, 2 coils and the second diode D2 also connects end and is connected; The other end of second relay J, 2 coils and the positive pole of the second diode D2 are connected with the colelctor electrode of the 4th triode BG4; The base stage of the 4th triode BG4 is connected with the 3rd triode BG3 colelctor electrode of high water level testing circuit; The emitter stage of the 4th triode BG4 is connected with power supply negative terminal;
Described reset circuit comprises that base stage passes through the 6th triode BG6 that the 6th resistance R 6 is connected with high water level probe A 3; The colelctor electrode of the 6th triode BG6 is connected with power positive end by the 5th resistance R 5, and is connected with the base stage of the 5th triode BG5; The colelctor electrode of the 5th triode BG5 is connected with the emitter stage of the first triode BG1, and the emitter stage of the 5th triode BG5 connects power supply negative terminal;
Described automatic controller comprises and is connected with power positive end and is arranged on probe A 1 on the shell of nonmetal water tower inner bottom part or metal water tower, variation by water level in the water tower, probe A 1 and low water stage probe A 2 are connected or probe A 1 and 3 connections of high water level probe A, to connect low water stage testing circuit, high water level testing circuit respectively;
Described controlled switch is a constant open contact of second relay J 2.
The operating principle of the low water stage testing circuit of present embodiment, high water level testing circuit, pumping control circuit such as embodiment 2.
The operating principle of reset circuit is: when water level was lower than high water level from the decline of high water level place in water tower, A3 and A1 disconnected, the 4th triode BG4 conducting, but because of the constant open contact of first relay J 1 disconnects, pumping control circuit still disconnects and stop pumping; At this moment, because of the base stage dead electricity of the 6th triode BG6 is ended, the 5th triode BG5 base stage is in high potential and conducting,, the emitter stage that makes the first triode BG1 is in conducting state thereby being communicated with power supply negative terminal, and make the second diode BG2 be in cut-off state, first relay J, 1 coil is dead electricity still, and then its constant open contact still disconnects and stop pumping in the pumping control circuit.
Claims (6)
1, the water tower automatic controller that draws water, comprise the controlled switch in the control circuit that is connected the motor (2) that drives water pump (1), it is characterized in that the control circuit of described controlled switch comprises low water stage testing circuit, high water level testing circuit, pumping control circuit, is connected and is subjected to the reset circuit of pumping control circuit control with the low water stage testing circuit; Has the signal transmission channels between low water stage testing circuit and the pumping control circuit; Has the signal transmission channels between high water level testing circuit and the pumping control circuit; Has the signal transmission channels between pumping control circuit and the reset circuit; When the water level of reset circuit in water tower is between high water level and the low water stage, make the low water stage testing circuit be in the reset mode of being failure to actuate.
2, the water tower automatic controller that draws water according to claim 1 is characterized in that, the described low water stage circuit that draws water comprises the low water stage probe that is arranged on low water stage place in the water tower.
3, the water tower automatic controller that draws water as claimed in claim 1 or 2 is characterized in that the disconnected circuit of taking out of described high water level comprises the high water level probe that is arranged on high water level place in the water tower.
4, the water tower automatic controller that draws water according to claim 1, it is characterized in that described low water stage testing circuit comprises first triode (BG1) of popping one's head in the low water stage probe (A2) that is arranged on low water stage place in the water tower, base stage and low water stage (A2) being connected by first resistance (R1); The colelctor electrode of first triode (BG1) is connected with power positive end by second resistance (R2), and with second triode (BG2) and second electric capacity (C2) and connect to hold and be connected; The emitter stage of the other end of second electric capacity (C2) and second triode (BG2) connects power supply negative terminal, and the coil of the colelctor electrode of second triode (BG2) and first relay (J1) and first diode (D1) anodal also connects end and be connected; The other end of first relay (J1) coil, the negative pole of first diode (D1) connect power positive end; Be connected with a constant close contact of first relay (J1) between the emitter stage of first triode (BG1) and the power supply negative terminal;
Described high water level testing circuit comprises the high water level probe (A3) that is arranged on high water level place in the water tower, the 3rd triode (BG3) that base stage is connected with high water level probe (A3) by the 3rd resistance (R3); The colelctor electrode of the 3rd triode (BG3) and the 3rd relay (J3) coil and the 3rd diode (D3) anodal also connects end and is connected; The other end of the 3rd relay (J3) coil, the negative pole of the 3rd diode (D3) are connected with power positive end; The emitter stage of the 3rd triode (BG3) connects power supply negative terminal;
Described pumping control circuit comprises a constant open contact of first relay (J1) that is connected with power positive end, and the negative pole of the other end of this constant open contact and second relay (J2) coil and second diode (D2) also connects end and is connected; The other end of second relay (J2) coil is connected with power supply negative terminal with the constant close contact of the positive pole of second diode (D2) by the 3rd relay (J3);
Described reset circuit is for being connected a constant close contact of the emitter stage of first triode (BG1) and second relay (J2) between the power supply negative terminal;
Described automatic controller comprises and is connected with power positive end and is arranged on probe (A1) on the shell of nonmetal water tower inner bottom part or metal water tower, variation by water level in the water tower, probe (A1) and low water stage probe (A2) connection or probe (A1) are connected, to connect low water stage testing circuit, high water level testing circuit respectively with high water level probe (A3);
Described controlled switch is a constant open contact of second relay (J2).
5, the water tower automatic controller that draws water according to claim 1, it is characterized in that described low water stage testing circuit comprises first triode (BG1) of popping one's head in the low water stage probe (A2) that is arranged on low water stage place in the water tower, base stage and low water stage (A2) being connected by first resistance (R1); The colelctor electrode of first triode (BG1) is connected with power positive end by second resistance (R2), and with second triode (BG2) and second electric capacity (C2) and connect to hold and be connected; The emitter stage of the other end of second electric capacity (C2) and second triode (BG2) connects power supply negative terminal, and the coil of the colelctor electrode of second triode (BG2) and first relay (J1) and first diode (D1) anodal also connects end and be connected; The other end of first relay (J1) coil, the negative pole of first diode (D1) connect power positive end; Be connected with a constant close contact of first relay (J1) between the emitter stage of first triode (BG1) and the power supply negative terminal;
Described high water level testing circuit comprises the high water level probe (A3) that is arranged on high water level place in the water tower, the 3rd triode (BG3) that base stage is connected with high water level probe (A3) by the 3rd resistance (R3); The colelctor electrode of the 3rd triode (BG3) is connected with power positive end by the 4th resistance (R4); The emitter stage of the 3rd triode (BG3) connects power supply negative terminal;
Described pumping control circuit comprises a constant open contact of first relay (J1) that is connected with power positive end, and the negative pole of the other end of this constant open contact and second relay (J2) coil and second diode (D2) also connects end and is connected; The other end of second relay (J2) coil is connected with the colelctor electrode of the 4th triode (BG4) with the positive pole of second diode (D2); The base stage of the 4th triode (BG4) is connected with the 3rd triode (BG3) colelctor electrode of high water level testing circuit; The emitter stage of the 4th triode (BG4) is connected with power supply negative terminal;
Described reset circuit is for being connected a constant close contact of the emitter stage of first triode (BG1) and second relay (J2) between the power supply negative terminal;
Described automatic controller comprises and is connected with power positive end and is arranged on probe (A1) on the shell of nonmetal water tower inner bottom part or metal water tower, variation by water level in the water tower, probe (A1) and low water stage probe (A2) connection or probe (A1) are connected, to connect low water stage testing circuit, high water level testing circuit respectively with high water level probe (A3);
Described controlled switch is a constant open contact of second relay (J2).
6, the water tower automatic controller that draws water according to claim 1, it is characterized in that described low water stage testing circuit comprises first triode (BG1) of popping one's head in the low water stage probe (A2) that is arranged on low water stage place in the water tower, base stage and low water stage (A2) being connected by first resistance (R1); The colelctor electrode of first triode (BG1) is connected with power positive end by second resistance (R2), and with second triode (BG2) and second electric capacity (C2) and connect to hold and be connected; The emitter stage of the other end of second electric capacity (C2) and second triode (BG2) connects power supply negative terminal, and the coil of the colelctor electrode of second triode (BG2) and first relay (J1) and first diode (D1) anodal also connects end and be connected; The other end of first relay (J1) coil, the negative pole of first diode (D1) connect power positive end; Be connected with a constant close contact of first relay (J1) between the emitter stage of first triode (BG1) and the power supply negative terminal;
Described high water level testing circuit comprises the high water level probe (A3) that is arranged on high water level place in the water tower, the 3rd triode (BG3) that base stage is connected with high water level probe (A3) by the 3rd resistance (R3); The colelctor electrode of the 3rd triode (BG3) is connected with power positive end by the 4th resistance (R4); The emitter stage of the 3rd triode (BG3) connects power supply negative terminal;
Described pumping control circuit comprises a constant open contact of first relay (J1) that is connected with power positive end, and the negative pole of the other end of this constant open contact and second relay (J2) coil and second diode (D2) also connects end and is connected; The other end of second relay (J2) coil is connected with the colelctor electrode of the 4th triode (BG4) with the positive pole of second diode (D2); The base stage of the 4th triode (BG4) is connected with the 3rd triode (BG3) colelctor electrode of high water level testing circuit; The emitter stage of the 4th triode (BG4) is connected with power supply negative terminal;
Described reset circuit comprises that base stage passes through the 6th triode (BG6) that the 6th resistance (R6) and high water level probe (A3) is connected; The colelctor electrode of the 6th triode (BG6) is connected with power positive end by the 5th resistance (R5), and is connected with the base stage of the 5th triode (BG5); The colelctor electrode of the 5th triode (BG5) is connected with the emitter stage of first triode (BG1), and the emitter stage of the 5th triode (BG5) connects power supply negative terminal;
Described automatic controller comprises and is connected with power positive end and is arranged on probe (A1) on the shell of nonmetal water tower inner bottom part or metal water tower, variation by water level in the water tower, probe (A1) and low water stage probe (A2) connection or probe (A1) are connected, to connect low water stage testing circuit, high water level testing circuit respectively with high water level probe (A3);
Described controlled switch is a constant open contact of second relay (J2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201414409U CN201301473Y (en) | 2008-11-17 | 2008-11-17 | Automatic pumping controller for water tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201414409U CN201301473Y (en) | 2008-11-17 | 2008-11-17 | Automatic pumping controller for water tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201301473Y true CN201301473Y (en) | 2009-09-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201414409U Expired - Fee Related CN201301473Y (en) | 2008-11-17 | 2008-11-17 | Automatic pumping controller for water tower |
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| Country | Link |
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| CN (1) | CN201301473Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106193196A (en) * | 2016-08-05 | 2016-12-07 | 玉林市民族中学 | A kind of intelligent pumping control device for multiple water towers |
| CN107992106A (en) * | 2017-12-12 | 2018-05-04 | 长沙科悦企业管理咨询有限公司 | A kind of automatic controller for water level |
| CN110295922A (en) * | 2019-08-02 | 2019-10-01 | 中铁隧道集团三处有限公司 | A kind of formwork jumbo pump concrete pours bomb shelter warning device |
-
2008
- 2008-11-17 CN CNU2008201414409U patent/CN201301473Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106193196A (en) * | 2016-08-05 | 2016-12-07 | 玉林市民族中学 | A kind of intelligent pumping control device for multiple water towers |
| CN107992106A (en) * | 2017-12-12 | 2018-05-04 | 长沙科悦企业管理咨询有限公司 | A kind of automatic controller for water level |
| CN110295922A (en) * | 2019-08-02 | 2019-10-01 | 中铁隧道集团三处有限公司 | A kind of formwork jumbo pump concrete pours bomb shelter warning device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
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Granted publication date: 20090902 Termination date: 20121117 |