CN2266094Y

CN2266094Y - Electricity-saving controller for air conditioner

Info

Publication number: CN2266094Y
Application number: CN 96206260
Authority: CN
Inventors: 张本立
Original assignee: Individual
Current assignee: Individual
Priority date: 1996-03-15
Filing date: 1996-03-15
Publication date: 1997-10-29
Anticipated expiration: 2006-03-15

Abstract

The utility model relates to an electricity-saving controller for an air conditioner, which is composed of a protection circuit, a timing circuit and a low frequency pulsed oscillation controller. The utility model enables an air conditioner which is switched on to operate according to the presetting timing time. After an indoor temperature is reduced to a definite temperature, the air conditioner works according to the cyclic mode of stopping-operation-stopping. The operating time and the stopping time can be regulated. When the air conditioner is stopped, an electric fan is started. Utilizing the air conditioner and the electric fan, the temperature is reduced alternately. The indoor temperature can be neither cold nor hot. Not only the service life of the air conditioner can be prolonged, but also the electricity is saved by from 30% to 50%.

Description

The air-conditioning electricity-saving controller

The utility model relates to a kind of air-conditioning electricity-saving controller, the controller that especially can utilize air-conditioning and electric fan alternately to lower the temperature and have under-voltage, overvoltage, delay protection function.

The various air-conditionings of Chu Shouing are about 2 fens downtime at every turn in the temperature adjustment process in the market, and the temperature of setting is high more, and the number of times of shutdown is many more.Because the people can feel sultry in downtime, so most family is provided with temperature lower when using air-conditioning, shutdown hardly in service so not only had been unfavorable for health but also had wasted electric energy, and influenced the life-span of compressor.Defencive functions such as no under-voltage, the overvoltage of air-conditioning itself when moving, compressor stall and overheated can occur in frequent succession under the situation of voltage frequent variations fluctuated, understand liquid expense electric energy equally and shorten life-span of compressor.

The purpose of this utility model provides a kind of controller, it can not only control air-conditioning and electric fan alternately cooling make indoor maintenance suitable temperature, and can economize on electricity and prolong the service life of air-conditioning.

The technical solution of the utility model is as follows:

Electricity-saving controller of the present utility model comprises that its special character is: have two to belong to control socket X1, the X2 of low-frequency pulse oscillating controller and relay K 1, the K2 of power connection or disconnection to the socket X1 of air-conditioning power supply and the socket X2 that powers to electric fan; A power supply that under under-voltage, overvoltage, time-delay electric power thus supplied, disconnects air-conditioning socket X1, the holding circuit of the power supply of connection Electric fan wall socket with reduction of speed X2; A timing circuit that makes air-conditioning socket X1 by timing that presets and power connection earlier; Control air-conditioning socket X1 and Electric fan wall socket with reduction of speed X2 and power supply to the back at timing for one and replace the low-frequency pulse oscillating controller that disconnects and connect.

Above-mentioned holding circuit is made up of D1-6, potentiometer RP1, RP2, resistance R 3-13, triode V6, diode V7, V8, V9, capacitor C 3, the C4 of hex inverter.RP1, RP2 series connection back is in parallel with C3, again and R3 be connected in series between A, the C point, the sliding contact of RP1 meets R4, the input of another termination D1 of R4, D1, D2 connect, D2 exports termination V8 and R5, the input of another termination D1 of R5; The slider of RP2 meets R6, the input of another termination D3 of R6, D3, D4 series connection, output termination R7, the R8 of D4, the input of another termination D3 of R7, the base stage of another termination V6 of R8, the emitter stage of V6 with connect the B point after R9 connects, the colelctor electrode of V6 with connect the C point after R10 connects; The colelctor electrode of V7 and a termination V6 after R11 is in parallel, the common point of another termination V8, C4, R12, another termination C point of C4, another termination R13 of R12 and the input of D5, D5, D6 series connection, output termination R13 and the V9 of D6.

Above-mentioned timing circuit is made up of D7, the diode V10 in potentiometer RP3, capacitor C 5, six Schmidt triggers.RP3 and C5 are serially connected between B, the C point, and the common point of RP3 and C5 connects the input of D7, the output termination V10 of D7.

Above-mentioned low-frequency pulse oscillating controller comprises: the low-frequency pulse oscillator that D8, the D9 in potentiometer RP4, RP5, capacitor C 6, C7, diode V11, V12, V13, six Schmidt triggers, D10 form, RP4 and C6 are serially connected between B, the C point, the common point of RP4, C6, V13 connects the input of D8, D8, V11, V12, D9, D10, V13 are connected in series successively, and R15, RP5 series connection back and C7 are connected between D9 input and the C point; Resistance R 14,, triode V15, diode V14, relay K 1 form the control loop of control socket X1 and power connection or disconnection, the common point of the termination V9 of R14, V10, V11, V12, the base stage of another termination V15, the emitter stage of V15 connects the C point, and V14 and K1 are connected in parallel between the colelctor electrode of B point and V15; D11, D12 in resistance R 16, R17, capacitor C 8, six Schmidt triggers, triode V17, diode V16, relay K 2 are formed the control loop of control socket X2 and power connection or disconnection, after connecting successively, R16, D11, D12, R17 connect the base stage of V17, the emitter stage of V17 connects the C point, V16 and K2 are connected in parallel between the colelctor electrode of B point and V17, C8 is connected between C point and the D11 input, the colelctor electrode of another termination V15 of R16.The R16, the C8 that are connected on the D11 input play time-lag action, when air-conditioning socket X1 cuts off the power supply, connect the power supply of Electric fan wall socket with reduction of speed X2 after delaying time; When air-conditioning socket X1 connects power supply, after delaying time, disconnect the power supply of Electric fan wall socket with reduction of speed X2.

By technical scheme as can be known; delay protection is carried out through holding circuit (1) earlier in electricity-saving controller energising back; time-delay finishes the back and starts the timing operation that air-conditioning presets by timing circuit (2); drop to after certain temperature by low-frequency pulse oscillating controller (3) control air-conditioning by the endless form work of shutting down---operation---shutdown indoor; when shutting down, air-conditioning after delaying time, starts electric fan, electric fan stall after delaying time during starting of air conditioner.Controller can make increase the downtime of air-conditioning, and downtime is long more, and the compressor heat radiation is abundant more, and refrigerating efficiency is high more, and consumed power is more little.Change the running time and the downtime of air-conditioning, can obtain different temperature and consume different power, 30-50% can economize on electricity.Start box fan when air-conditioning is shut down, the cold wind after cooling of box fan fan-out is compared with the cold wind that air-conditioning is discharged, and makes the people feel more nice and cool comfortable, does not influence health.Under the situation of voltage frequent variations fluctuated, controller can automatic disconnection the air-conditioning power supply, start the electric fan cooling, not only safety but also save trouble can reduce waste of energy simultaneously.

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

Accompanying drawing is a circuit diagram of the present utility model.

Shown in accompanying drawing, controller provided by the utility model is made up of a hex inverter, six Schmidt triggers, two relays, two elements such as supply socket.AC power forms D.C. regulated power supply at voltage-stabiliser tube V5 two ends after capacitor C 1 step-down, diode V1-4 rectification, resistance R 2 current limlitings.Potentiometer RP1, resistance R 4, R5, phase inverter D1, D2, diode V8 form under-voltage protection.Potentiometer RP2, resistance R 6, R7, R8, R9, R10, phase inverter D3, D4, triode V6 form overvoltage protection.Diode V7, V9, resistance R 11, R12, R13, capacitor C 4, phase inverter D5, D6 form delay protection.When the voltage of AC power was between the higher limit of air-conditioning work voltage and lower limit, the trigger that D1, D2 form triggered, and the D2 output is a high potential, and V8 ends.The trigger that D3, D4 form does not trigger, and the electronegative potential of D4 output makes the V6 conducting, and the voltage on the R10 charges to C4 by R11, and after about 3 minutes charging time-delay, the trigger that D5, D6 form is triggered, and the high potential of D6 output ends V9.After ending, V9 makes the not influence of protected circuit (1) of output signal of timing circuit (2) and low-frequency pulse oscillating controller (3).When V8 conducting when under-voltage occurring, C4 is by V8, D2 discharge, when overvoltage occurring V6 by, C4 by V7, R10 discharge.Along with C4 goes up reducing of voltage, it is electronegative potential that the trigger that D5, D6 form turns back to output, makes the V9 conducting.The base stage of V15 makes V15 end the V17 conducting by the negative terminal short circuit of V9, D6 and power supply after the V9 conducting, the K2-1 closure, and Electric fan wall socket with reduction of speed X2 and AC power are connected.

Potentiometer RP3, capacitor C 5, trigger D7, diode V10 form timing circuit.Dc source charges to C5 through RP3, and before the trigger voltage of the voltage on the C5 less than D7, the D7 output is a high potential, and under the situation that V9 ends, high potential makes the V15 conducting by R14, the K1-1 closure, and air-conditioning socket X1 and AC power are connected.When the voltage on the C5 rose to the trigger voltage of D7, the D7 output became electronegative potential, and V15 is not subjected to the control of timing circuit (2).

Elements such as potentiometer RP4, RP5, capacitor C 6, C7, trigger D8, D9, D10 are formed low-frequency pulse oscillator.Dc source charges to C6 through RP4, and before the trigger voltage of the voltage on the C6 less than D8, the D8 output is a high potential, high potential charges to C7 by V11, V12, and the forward resistance of V11, V12 is little, and the voltage on the C7 is filled very soon, D9 is triggered, and the D10 output becomes high potential, and V13 ends.When the voltage on the C6 was charged to the trigger voltage of D8, the D8 output became electronegative potential, and C7 is by R15, RP5 discharge, and when the voltage on the C7 dropped to the return voltage of D9, the D9 output became high potential, and the D10 output becomes electronegative potential, and C6 is by V13, D10 discharge.When the voltage on the C6 dropped to the return voltage of D8, the D8 output became high potential again, and the D9 output becomes electronegative potential, and the D10 output becomes high potential, and V13 ends, and C6 begins to charge again, and so circulation forms the low-frequency pulse vibration.Pulse width is the charge constant decision of running time by C6, and the resistance that changes RP4 can change the length of running time.Be the discharge time constant decision of downtime by C7 interpulse period, and the resistance that changes RP5 can change the length of downtime, and R15 determines minimum down time.V9 by and the D7 output be under the situation of electronegative potential, when the D8 output is high potential, V15 conducting, K1-1 closure, the connection of X1 and AC power.When the D8 output was electronegative potential, V15 ended, and it is high potential that the high potential of D11 input makes the D12 output, the V17 conducting, and the K2-1 closure, X2 and AC power are connected.16 time-lag actions of capacitor C 8 and resistance R, C8 becomes through R16 discharge time-delay back V17 and ends in the time of can making the V15 conducting, V15 by the time C8 V17 after the R16 charging is delayed time become conducting.

Claims

1, a kind of air-conditioning electricity-saving controller comprises to the socket X1 of air-conditioning power supply and the socket X2 that powers to electric fan, it is characterized in that: have two to belong to control socket X1, the X2 of low-frequency pulse oscillating controller (3) and relay K 1, the K2 of power connection or disconnection; A power supply that disconnects air-conditioning socket X1 under overvoltage, under-voltage, time-delay electric power thus supplied is connected the holding circuit (1) of the power supply of Electric fan wall socket with reduction of speed X2; A timing circuit (2) that makes air-conditioning socket X1 by timing that presets and power connection earlier; Control air-conditioning socket X1 and Electric fan wall socket with reduction of speed X2 and power supply to the back at timing for one and replace the low-frequency pulse oscillating controller (3) that disconnects and connect.

2, air-conditioning electricity-saving controller according to claim 1, it is characterized in that, the D1-6 of hex inverter, potentiometer RP1, RP2, resistance R 3-13, triode V6, diode V7, V8, V9, capacitor C 3, C4 form holding circuit (1), RP1, RP2 series connection back is in parallel with C3, again and R3 be connected in series between A, the C point, the sliding contact of RP1 meets R4, the input of another termination D1 of R4, D1, D2 series connection, D2 output termination V8 and R5, the input of another termination D1 of R5; The slider of RP2 meets R6, the input of another termination D3 of R6, D3, D4 series connection, output termination R7, the R8 of D4, the input of another termination D3 of R7, the base stage of another termination V6 of R8, the emitter stage of V6 with connect the B point after R9 connects, the colelctor electrode of V6 with connect the C point after R10 connects; The colelctor electrode of V7 and a termination V6 after R11 is in parallel, the common point of another termination V8, C4, R12, another termination C point of C4, another termination R13 of R12 and the input of D5, D5, D6 series connection, output termination R13 and the V9 of D6.

3, air-conditioning electricity-saving controller according to claim 1, it is characterized in that, D7, diode V10 in potentiometer RP3, capacitor C 5, six Schmidt triggers forms timing circuit (2), RP3 and C5 are serially connected between B, the C point, the common point of RP3 and C5 connects the input of D7, the output termination V10 of D7.

4, air-conditioning electricity-saving controller according to claim 1, it is characterized in that, low-frequency pulse oscillating controller (3) comprising: the low-frequency pulse oscillator that D8, the D9 in potentiometer RP4, RP5, capacitor C 6, C7, diode V11, V12, V13, six Schmidt triggers, D10 form, RP4 and C6 are serially connected between B, the C point, the common point of RP4, C6, V13 connects the input of D8, D8, V11, V12, D9, D10, V13 are connected in series successively, and R15, RP5 series connection back and C7 are connected between D9 input and the C point; Resistance R 14, triode V15, diode V14, relay K 1 are formed the control loop of control socket X1 and power connection or disconnection, the common point of the termination V9 of R14, V10, V11, V12, the base stage of another termination V15, the emitter stage of V15 connects the C point, and V14 and K1 are connected in parallel between the colelctor electrode of B point and V15; D11, D12 in resistance R 16, R17, capacitor C 8, six Schmidt triggers, triode V17, diode V16, relay K 2 are formed the control loop of control socket X2 and power connection or disconnection, after connecting successively, R16, D11, D12, R17 connect the base stage of V17, the emitter stage of V17 connects the C point, V16 and K2 are connected in parallel between the colelctor electrode of B point and V17, C8 connects between the input of C point and D11, the colelctor electrode of another termination V15 of R16.

5, air-conditioning electricity-saving controller according to claim 4 is characterized in that, the R16, the C8 that are connected on the D11 input play time-lag action, when air-conditioning socket X1 cuts off the power supply, connects the power supply of Electric fan wall socket with reduction of speed X2 after delaying time; When air-conditioning socket X1 connects power supply, after delaying time, disconnect the power supply of Electric fan wall socket with reduction of speed X2.