CN2384540Y

CN2384540Y - Electric device for opening and closing curtain

Info

Publication number: CN2384540Y
Application number: CN 99219487
Authority: CN
Inventors: 卢增亮
Original assignee: Individual
Current assignee: Individual
Priority date: 1999-08-17
Filing date: 1999-08-17
Publication date: 2000-06-28
Anticipated expiration: 2009-08-17

Abstract

The utility model relates to an electric device for opening and closing curtains; a toothed rack 6 and copper strips 5 and 5' externally connected with a control circuit are arranged on a curtain frame 7 provided with a slide way 7-1; a motor base 3 on which a speed reducing motor 14 is arranged can move along a slide way 7-1, and an output shaft of the speed reducing motor 14 is connected with a drive gear 8 which is engaged with the toothed rack 6; the motor base is provided with a carbon brush supporting against the copper strips 5 and 5', and leading ends 4-1 and 4'-1 of the carbon brush are electrically connected with input ends of a motor 14; the output ends of the control circuit are connected with ends 5-1 and 5'-1 connected with the leading ends of the copper strips; the output end polarities of the control circuit are exchangeable. The utility model has the advantages of uniform and stable speed in opening or closing curtains and long service life, without pulling wires or pull ropes.

Description

Electric controller for curtain

The utility model belongs to the curtain executor.

Existing electric controller for curtain dragline type arranged with the linear electric motors formula.The dragline type electric controller for curtain respectively is fixed with a pulley in the support two ends, and pulley room is connected with stay cord, and by the reducing motor drive pulley of being located at an end, the drive stay cord moves and realizes the switching of curtain.Because rope elongates easily, pulley room frictional force is reduced and influence result of use; Moreover stay cord needs on pulley to make easily around several circles (increase friction) stay cord stuck or break.The orthoscopic electric controller for curtain moves by linear electric motors and drives the switching of curtain, if casement is a little heavy, motor just is with motionless, gentlier, speed is too fast again, in addition, linear electric motors will drag one three stamen electric wire to power, very inconvenient, and electric wire is ceaselessly with motor movement, fracture easily and influence operate as normal.

The purpose of this utility model is to provide a kind of need not to drag line and stay cord for overcoming above-mentioned defective, and the speed of service is even, stable, the electric controller for curtain of long service life.

The technical solution of the new electric controller for curtain of this practicality is the curtain rod arm that is provided with the tool slideway, its special character is to be mounted with on the curtain rod arm copper bar of tooth bar and external control circuit, and be provided with the motor cabinet that can move according to slideway, motor cabinet is provided with and is associated with travelling gear on its output shaft of reducing motor and is engaged in tooth bar, and motor cabinet is provided with its exit of carbon brush that relies on copper bar and is electrically connected with the motor input; Its output of described control circuit is connected in copper bar draws and connects end, and the polarity of this its output of control circuit is interchangeable.

The remote control circuit that described control circuit can be made up of receiving circuit and radiating circuit.

Described control circuit also can be a manual circuit.

This electric controller for curtain is used copper bar owing to be provided with tooth bar with conducting electricity, be provided with the reducing motor that can move according to the curtain rod arm slideway, closing has carbon brush to do to conduct electricity to motor to use on the copper bar, motor output shaft is established travelling gear and is nibbled in tooth bar, so this window curtain driving mechanism only needs at conductive copper bar end connection driving control circuit, just can conduct electricity through the carbon brush that closing is displaced into copper bar to cooperate through motor output gear and fixing tooth bar to motor moves motor, directly drives casement and moves.Because described drive circuit polarity is interchangeable,, realize curtain opening or closure so can realize the motor forward and backward easily.This window curtain driving mechanism is done conduction and transmission through tooth bar, gear, carbon brush, need not dilatory electric wire, and stay cord is set, and makes window curtain driving mechanism stable, reliable, long service life.

Below in conjunction with description of drawings embodiment of the present utility model.

Fig. 1 is the utility model electric controller for curtain structural representation;

Fig. 2 is Fig. 1 window curtain driving mechanism A-A cross-sectional schematic;

Fig. 3 is the remote-control receiving circuit of this window curtain driving mechanism control circuit;

Fig. 4 is the remote controlled transmitting circuit of this window curtain driving mechanism control circuit;

Fig. 5 is a kind of manual circuit of this window curtain driving mechanism.

1 electric controller for curtain of embodiment, the curtain rod arm 7 that is provided with tool slideway 7-1 be mounted with on it

copper bar

5,5 of tooth bar 6 and external control circuit ', and be provided with the motor cabinet 3 that can move according to slideway 7-1, copper bar exit 5-1,5 '-1 is connected with control circuit, motor cabinet 3 is provided with and is associated with travelling gear 8 on reducing motor 14 its output shafts 9 and is engaged in tooth bar 6, motor cabinet be provided with rely on copper bar 5,5 ' carbon brush 4,4 ' its exit 4-1,4 '-1 be electrically connected with motor 14 inputs; Establish pulley 10 among the slideway 7-1 and help motor 14 to slide, establish pulley 12 and help casement hook 13 to slide; Its output of described control circuit be connected in copper bar draw connect the end 5-1,5 '-1, the polarity of this its output of control circuit is interchangeable.The remote control circuit that described control circuit is made up of receiving circuit and radiating circuit.

Described receiving circuit by delay switch circuit 1., mu balanced circuit 2., circuits for triggering 3., output circuit 4.-1,4.-2,4.-3, decompression voltage regulator 5., infrared radiation receiving circuit 6., amplifying circuit 7., decoding circuit 8., 10. 9. the RC charge-discharge circuit form (see figure 3) with drive circuit; Wherein, 1. delay switch circuit is provided with the rectifier bridge that diode D5-D8 forms, connect the 220V alternating current behind its input termination transformer B primary coil, its output cross-over connection resistance R 12 and capacitor C 8 series elements and unidirectional controllable silicon S CR connect resistance R 11 between SCR control end and C8; 2. mu balanced circuit establishes its output termination voltage stabilizing chip 7812 of secondary coil of its input termination transformer of rectifier bridge B of diode D9-D12 composition, chip 7812 inputs, output and circuit negative terminal each cross-over connection filter capacitor C9, C10; 3. circuits for triggering establish the IC3 of chip NE555, connect triode T5 base stage behind its 3 pin connecting resistance R13, connect the T5 emitter stage behind the 4 pin connecting resistance R17,8 pin connect the T5 emitter stage, connect the T5 emitter stage behind the 6 pin connecting resistance R12,2 pin meet potentiometer W1, meet W1 behind the T5 colelctor electrode connecting resistance R16,2 pin of 4 pin of IC3 and R17 contact, IC3 and R16 and each cross-over connection capacitor C 11 of mu balanced circuit negative terminal 2., C12 and C13; 4.-1 output circuit is established its cardinal extremity of relay contact switch JK2 and JK3 and is respectively connect the copper bar that is electrically connected with motor M and draw and connect end, and its two end of convert connects the preceding positive and negative end of circuit respectively, and in these positive and negative end span connecting resistance R15 and LED 2 series elements; 4.-2 output circuit establishes relay J 1, J2, J3; 4.-3 output circuit establishes relay J 1 contact switch JK1; Decompression voltage regulator connects the alternating current 220V power supply after 5. establishing its input termination decompression capacitor of rectifier bridge C1 that diode D1-D4 forms, the series element of its output cross-over connection voltage-stabiliser tube DW1 and resistance R 1 and emitting diode LED1, cross-over connection resistance R 2 and voltage-stabiliser tube DW2 series element, DW1 two ends cross-over connection filter capacitor C2; 6. infrared receiving circuit establishes receiving tube PH302; 7. amplifying circuit establishes the chip IC 1 of CX20106, and its 1 pin meets PH302,2 pin connecting resistance R3, capacitor C 3 back ground connection, and 3 pin connect capacitor C 4 back ground connection, 4 pin ground connection, 5 pin connecting resistance R4,6 pin connect capacitor C 5 back ground connection, 7 pin connecting resistance R5,8 pin connect the R4 other end; 8. decoding circuit establishes the chip IC 2 of LC2200, cross-over

connection capacitor C

13,8 pin connecting resistance R10 between its 2 pin and 7 pin, and 9 pin connecting resistance R9,12 pin connect 8 pin of filter capacitor C6 and IC1, and 13 pin connect 7 pin of IC1, and 14 pin also connect capacitor C 6; 9. the RC charge-discharge circuit is established its contact of 10 pin that resistance R 6 meets IC2 and is connected ground connection behind capacitor C 7 back connecting resistance R7, the R8; 10. drive circuit establishes triode T1, T2 and T3, and the T1 base stage connects the contact of R7, R8, and emitter stage connects triode T2 base stage, and colelctor electrode meets J1 and connects the T2 colelctor electrode, the T2 grounded emitter, and the T4 base stage meets R10, and colelctor electrode meets J3, grounded emitter; The T3 base stage meets R9, and colelctor electrode meets J2, grounded emitter.

Described radiating circuit (see figure 4) is established the chip IC 4 of LC2190, the 8-13 pin of IC4 connects power supply (3V) positive pole after respectively meeting key switch K6, K5, K4, K3, K2 and K1,7 pin, 6 pin connect power cathode, connecting resistance R3 behind the 5 pin sending and receiving optical diode LED, 3 pin connect

capacitor C

2,2 pin and connect capacitor C 1, resistance R 2 parallel connected end, connect triode T1 base stage behind the 1 pin connecting resistance R1, the T1 emitter stage connects power cathode, and colelctor electrode meets transmitting tube D1.

In the radiating circuit LC2190 be with receiving circuit in the composition new exclusive infrared remote coding/decoding IC circuit of LC2200 pairing, can form output of six road interlocking states or self-locking state and export, export with four road interlocking states here.T1 is for driving triode, and R2, C1, IC4 internal circuit are formed oscillator, and fosc=38kHz, C2 are timing capacitor interpulse period, and R3 is the current-limiting resistance of LED, and R4, C6 are filter network, and K1-K6 is an emission key.During any key, IC4 can produce six kinds of different codings according to the keying situation, by the 1 pin output of IC4, after T1 amplifies, drives infrared transmitting tube D1 and sends out 38kHz modulating wave infrared pulse signal in pressing K1-K6.

In the receiving circuit, 5. decompression voltage regulator provides 12V, 5V to stablize DC voltage.Infrared receiving circuit 6. amplifying circuit effect 7. is the infrared pulse signal that receives from transmitter, after amplification, frequency-selecting, demodulation, export the code signal of enough level, after 8. decoding circuit is relatively differentiated, in A～output of F end and the corresponding high potential of K1～K6 of IC2.Circuits for triggering effect 3. is a sampling motor both end voltage, through relatively, amplify, trigger after, in the conducting of the 3 pin output high level of IC3 or low level control T5 or end.Mu balanced circuit effect 2. is that more powerful 12V DC voltage is provided after the step-down.Delay switch circuit effect 1. is the power supply of time-delay closing transformer B.Drive circuit is 10. in order to drive J1, J2, J3 work.Connect the 220V power supply, 5. the working power of IC1, IC2 and drive circuit is provided by decompression voltage regulator.At this moment, press the power initiation button of transmitter K3, launch the infrared ray of this coding, after receiving, handling, at the 10 pin C of IC2 end output high potential.C7 charges by the base stage of R7, T1, T2, T1, T2 conducting, and the J1 adhesive, C8 charges by R12, JK1, and is full of very soon, and T1, T2 end when C7 is full of, and J1 discharges, and JK1 disconnects.C8 discharges to the trigger electrode of R11, SCR, the SCR conducting, and transformer B work, output 12V alternating current, through the D9-D12 rectification, after chip 7812 voltage stabilizings, output 12V DC voltage.Originally C11 charges by R17, makes the strong reset terminal of 4 pin of IC3 be in electronegative potential, the 3 pin output electronegative potential of IC3, T5 conducting.This moment, transmitter was launched the infrared ray of this coding as if " opening " button by transmitter K4, after receiving processing, and at the 9 pin D of IC2 end output high potential, the T3 conducting, the J2 adhesive, the window curtain driving mechanism motor M is just changeed, and casement is opened.This moment, by " closing " button of transmitter K5, T3 ended if will close, the T4 conducting, and the J3 adhesive, the motor counter-rotating, casement is closed.By " stopping " button, T4, T3 all end, the motor stall.When all opening or during Close All, during also by " stopping " button,, making U because motor load increases _ABVoltage descends, and through the W1 sampling, the 2 pin current potentials of IC3 drop to＜1/3V _CCThe time, the 3 pin output high potential of IC3 ends T5, cuts off motor power, is in guard mode.When C8 discharge end, SCR ends, and cuts off the power supply of transformer B, and circuit is ready again.

2 routine electric controller for curtain of embodiment, its control circuit is a manual circuit, other structures are identical with last example.Described manual circuit by delay switch circuit 1., mu balanced circuit 2., circuits for triggering 3., counting circuit 4. with output circuit 5.-1,5.-2 form (see figure 5); Wherein on-off circuit connects alternating current 220V after 1. establishing its input termination transformer of rectifier bridge that D6-D9 forms, the series element and the unidirectional controllable silicon S CR of its output cross-over connection resistance R 6, power initiation button switch K 1 and capacitor C 4 connect capacitor C 4 behind the SCR control utmost point connecting resistance R3; 2. mu balanced circuit establishes its input termination transformer of rectifier bridge B secondary coil that diode D1-D4 forms, and its output cathode connects voltage stabilizing chip 7812, negative pole and each cross-over connection capacitor C 1 of chip 7812 two ends, C2; Circuits for triggering connect triode T1 base stage after 3. establishing its 3 pin connecting resistance of IC3 R3 of chip NE555, connect chip 7812 outputs and T1 emitter stage behind 4 pin and 6 pin each connecting resistance R2, R3, and 2 pin meet potentiometer W1; 4. counting circuit establishes chip IC 1 ' 4017, if K switch 2 and resistance R 3 ' series element and capacitor C 1 ' with the cross-over connection of resistance R 5 ' series element in the mu balanced circuit two ends, the 2 pin connecting resistance R1 ' of IC1 ' 4017,7 pin connecting resistance R2 ', 10 pin meet diode D1 ' back connecting resistance R5 ', 8 pin VSS ground connection, 14 pin CP termination button K2,15 pin R termination capacitor C1 ', 16 pin VDD connect power positive end; 5.-1 output circuit establishes triode T1 ', T2 ', T1 ' base stage connecting resistance R1 ', grounded emitter, collector connecting relay J2, T2 ' base stage connecting resistance R2 ', grounded emitter, collector connecting relay J3,5.-2 output circuit is established relay J 2, J3 change-over switch JK2, its cardinal extremity of JK3 and is respectively connect the copper bar that is electrically connected with motor M and draw and connect end, and its two end of convert connects the positive and negative end of front end circuit respectively.

IC1 ' is a decimal system counting circuit in the circuit, because its 10 pin output is connected to " R " clear terminal through D1 ', and the actual quaternary counting circuit of forming.Among the figure, C1 ' and C5 ' composition integrating circuit make start moment zero clearing, and by a K2, the CP of IC1 ' end is imported a positive pulse during energising work, at counting output Q1 end output high level, and T1 ' conducting, the J2 adhesive, motor just changes, and curtain is opened; By a K2, the Q2 of IC1 ' end is exported high level again, and T1 ', T2 ' end, and motor does not change; By a K2, the Q3 of IC1 ' end is exported high level again, T2 ' conducting J3 adhesive, motor counter-rotating; By a K2,4 pin of IC1 ' output high level is delivered to " R " end through D1 ', makes the circuit zero clearing again, the Q0 end output high level of IC1 ', and T1 ', T2 ' all end, and motor does not change.So can realize curtain open and close, stop.

Claims

1, electric controller for curtain, be provided with the curtain rod arm (7) of tool slideway (7-1), it is characterized in that being mounted with on the curtain rod arm (7) copper bar (5,5 ') of tooth bar (6) and external control circuit, and be provided with can be according to the mobile motor cabinet (3) of slideway (7-1), motor cabinet (3) is provided with and is associated with travelling gear (8) on its output shaft of reducing motor (14) (9) and is engaged in tooth bar (6), and motor cabinet is provided with its exit of carbon brush (4,4 ') (4-1,4 '-1) that relies on copper bar (5,5 ') and is electrically connected with motor (14) input; Its output of described control circuit is connected in copper bar draws and connects end (5-1,5 '-1), and the polarity of this its output of control circuit is interchangeable.

2, electric controller for curtain according to claim 1 is characterized in that the remote control circuit that described control circuit is made up of receiving circuit and radiating circuit.

3, electric controller for curtain according to claim 1 is characterized in that described control circuit is a manual circuit.

4, as electric controller for curtain as described in the claim 2, it is characterized in that:

Described receiving circuit by delay switch circuit 1., mu balanced circuit 2., circuits for triggering 3., output circuit 4.-1,4.-2,4.-3, decompression voltage regulator 5., infrared radiation receiving circuit 6., amplifying circuit 7., decoding circuit 8., 10. 9. the RC charge-discharge circuit form with drive circuit; Wherein, 1. delay switch circuit is provided with the rectifier bridge that diode D5-D8 forms, connect the 220V alternating current behind its input termination transformer B primary coil, its output cross-over connection resistance R 12 and capacitor C 8 series elements and unidirectional controllable silicon S CR connect resistance R 11 between SCR control end and C8; 2. mu balanced circuit establishes its output termination voltage stabilizing chip 7812 of secondary coil of its input termination transformer of rectifier bridge B of diode D9-D12 composition, chip 7812 inputs, output and circuit negative terminal each cross-over connection filter capacitor C9, C10; 3. circuits for triggering establish the IC3 of chip NE555, connect triode T5 base stage behind its 3 pin connecting resistance R13, connect the T5 emitter stage behind the 4 pin connecting resistance R17,8 pin connect the T5 emitter stage, connect the T5 emitter stage behind the 6 pin connecting resistance R12,2 pin meet potentiometer W1, meet W1 behind the T5 colelctor electrode connecting resistance R16,2 pin of 4 pin of IC3 and R17 contact, IC3 and R16 and each cross-over connection capacitor C 11 of mu balanced circuit negative terminal 2., C12 and C13; 4.-1 output circuit is established its cardinal extremity of relay contact switch JK2 and JK3 and is respectively connect the copper bar that is electrically connected with motor M and draw and connect end, and its two end of convert connects the preceding positive and negative end of circuit respectively, and in these positive and negative end span connecting resistance R15 and LED 2 series elements; 4.-2 output circuit establishes relay J 1, J2, J3; 4.-3 output circuit establishes relay J 1 contact switch JK1; Decompression voltage regulator connects the alternating current 220V power supply after 5. establishing its input termination decompression capacitor of rectifier bridge C1 that diode D1-D4 forms, the series element of its output cross-over connection voltage-stabiliser tube DW1 and resistance R 1 and emitting diode LED1, cross-over connection resistance R 2 and voltage-stabiliser tube DW2 series element, DW1 two ends cross-over connection filter capacitor C2; 6. infrared receiving circuit establishes receiving tube PH302; 7. amplifying circuit establishes the chip IC 1 of CX20106, and its 1 pin meets PH302,2 pin connecting resistance R3, capacitor C 3 back ground connection, and 3 pin connect capacitor C 4 back ground connection, 4 pin ground connection, 5 pin connecting resistance R4,6 pin connect capacitor C 5 back ground connection, 7 pin connecting resistance R5,8 pin connect the R4 other end; 8. decoding circuit establishes the chip IC 2 of LC2200, cross-over connection capacitor C 13,8 pin connecting resistance R10 between its 2 pin and 7 pin, and 9 pin connecting resistance R9,12 pin connect 8 pin of filter capacitor C6 and IC1, and 13 pin connect 7 pin of IC1, and 14 pin also connect capacitor C 6; 9. the RC charge-discharge circuit is established its contact of 10 pin that resistance R 6 meets IC2 and is connected ground connection behind capacitor C 7 back connecting resistance R7, the R8; 10. drive circuit establishes triode T1, T2 and T3, and the T1 base stage connects the contact of R7, R8, and emitter stage connects triode T2 base stage, and colelctor electrode meets J1 and connects the T2 colelctor electrode, the T2 grounded emitter, and the T4 base stage meets R10, and colelctor electrode meets J3, grounded emitter; The T3 base stage meets R9, and colelctor electrode meets J2, grounded emitter.

Described radiating circuit is established the chip IC 4 of LC2190, the 8-13 pin of IC4 connects power supply (3V) positive pole after respectively meeting key switch K6, K5, K4, K3, K2 and K1,7 pin, 6 pin connect power cathode, connecting resistance R3 behind the 5 pin sending and receiving optical diode LED, 3 pin connect capacitor C 2,2 pin and connect capacitor C 1, resistance R 2 parallel connected end, connect triode T1 base stage behind the 1 pin connecting resistance R1, the T1 emitter stage connects power cathode, and colelctor electrode meets transmitting tube D1.

5, as electric controller for curtain as described in the claim 3, it is characterized in that described manual circuit by delay switch circuit 1., mu balanced circuit 2., circuits for triggering 3., counting circuit 4. with output circuit 5.-1,5.-2 form; Wherein on-off circuit connects alternating current 220V after 1. establishing its input termination transformer of rectifier bridge that D6-D9 forms, the series element and the unidirectional controllable silicon S CR of its output cross-over connection resistance R 6, power initiation button switch K 1 and capacitor C 4 connect capacitor C 4 behind the SCR control utmost point connecting resistance R3; 2. mu balanced circuit establishes its input termination transformer of rectifier bridge B secondary coil that diode D1-D4 forms, and its output cathode connects voltage stabilizing chip 7812, negative pole and each cross-over connection capacitor C 1 of chip 7812 two ends, C2; Circuits for triggering connect triode T1 base stage after 3. establishing its 3 pin connecting resistance of IC3 R3 of chip NE555, connect chip 7812 outputs and T1 emitter stage behind 4 pin and 6 pin each connecting resistance R2, R3, and 2 pin meet potentiometer W1; 4. counting circuit establishes chip IC 1 ' 4017, if K switch 2 and resistance R 3 ' series element and capacitor C 1 ' with the cross-over connection of resistance R 5 ' series element in the mu balanced circuit two ends, the 2 pin connecting resistance R1 ' of IC1 ' 4017,7 pin connecting resistance R2 ', 10 pin meet diode D1 ' back connecting resistance R5 ', 8 pin VSS ground connection, 14 pin CP termination button K2,15 pin R termination capacitor C1 ', 16 pin VDD connect power positive end; 5.-1 output circuit establishes triode T1 ', T2 ', T1 ' base stage connecting resistance R1 ', grounded emitter, collector connecting relay J2, T2 ' base stage connecting resistance R2 ', grounded emitter, collector connecting relay J3,5.-2 output circuit is established relay J 2, J3 change-over switch JK2, its cardinal extremity of JK3 and is respectively connect the copper bar that is electrically connected with motor M and draw and connect end, and its two end of convert connects the positive and negative end of front end circuit respectively.