CN204073453U - Solar DC micro machine infrared sound light controls stage curtain drawing machine - Google Patents

Solar DC micro machine infrared sound light controls stage curtain drawing machine Download PDF

Info

Publication number
CN204073453U
CN204073453U CN201420337478.9U CN201420337478U CN204073453U CN 204073453 U CN204073453 U CN 204073453U CN 201420337478 U CN201420337478 U CN 201420337478U CN 204073453 U CN204073453 U CN 204073453U
Authority
CN
China
Prior art keywords
curtain
control
relay
sound
road
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201420337478.9U
Other languages
Chinese (zh)
Inventor
阮树成
张妙娟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN201420337478.9U priority Critical patent/CN204073453U/en
Application granted granted Critical
Publication of CN204073453U publication Critical patent/CN204073453U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Curtains And Furnishings For Windows Or Doors (AREA)

Abstract

The utility model relates to electronic technology field, and specifically a kind of solar DC micro machine infrared sound light controls stage curtain drawing machine.Comprise sun-generated electric power, four road stage curtains, four direct current micromotor M 1, M 2, M 3, M 4acousto-optic module, infrared remote-control emitter and receiver assembly, four rail transmission mechanisms, sun-generated electric power once drops into Long-Time Service, there is no electricity charge consumption, facilitate park, square mobile stage literature and art amusement performance, the story of a play or opera starts light grow sound equipment and has gathered, acousto-optic sensing makes main curtain automatically pull open, items on the program terminate sound equipment falling, dim light, acousto-optic sensing dull thread irradiates, the automatic drawing of main curtain, and infrared remote control pulls open or drawing four road curtain by performance content, flexible and convenient to use, promote performing effect.Direct current micromotor not only without the need to laying AC power, also omits inverter.The utility model is applicable to control stage performance curtain.

Description

Solar DC micro machine infrared sound light controls stage curtain drawing machine
Technical field
The utility model relates to electronic technology field, and specifically a kind of solar DC micro machine infrared sound light controls stage curtain drawing machine.
Background technology
In park, square mobile stage literature and art amusement performance, often AC power is laid inconvenient.Curtain is the main curtain of stage, and start for performing and terminate, hand-guided is wasted time and energy, and is not suitable with modern amusement performance requirement.Acousto-optic sensing amusement performance strong illumination, sound equipment has gathered and has automatically controlled to pull open curtain opener, and items on the program terminate the falling of dim light sound equipment and automatically control to draw to change curtain opener, reach performing effect.But, not all performance all needs controlled by sound and light, such as, performance dancing, solo, solo, performance need by stage two road curtain, three road curtains change or folding, lifting, obviously, controlled by sound and light stage curtain function is limited to, and does not also meet performance requirement, infrared remote control stage curtain controls by performance plot, and both are combined lifting performing effect.
Summary of the invention
The purpose of this utility model is to provide in park, AC power is laid in square or flowing performance inconvenience, and a kind of solar DC micro machine infrared sound light controlling stage performance curtain controls stage curtain drawing machine.
The utility model technical solution: comprise sun-generated electric power, four road stage curtains, four direct current micromotor M 1, M 2, M 3, M 4, controlled by sound and light module, infrared remote-control emitter and receiver assembly, four rail transmission mechanisms, wherein, controlled by sound and light module is by sound, optical sensor, preamplifier, shaping phase inverter, curtain pulls open stroke timer, curtain drawing stroke timer forms, infrared remote-control emitter and receiver assembly are by A, B, C, D, E, F, G, H, I nine channel pulse is encoded, decoding, impulse modulation is launched, receive, interlocking controls, controlled by sound and light module sound, optical sensor connects curtain pull open stroke timer through a preamplifier shaping phase inverter of connecting, curtain pulls open stroke timer and exports through resistance R 2meet triode VT 1and relay J 1, controlled by sound and light module acousto-optic sensor connects curtain drawing stroke timer through preamplifier two shaping phase inverters of connecting, and curtain drawing stroke timer exports through resistance R 1meet triode VT 2and relay J 2, infrared remote control receiver decoding exports channel B through resistance R 3meet triode VT 1and relay J 1, C-channel is through resistance R 4meet triode VT 2and relay J 2, H passage is through resistance R 5meet triode VT 3and relay J 3, I passage is through resistance R 6meet triode VT 4and relay J 4, equally, passage D, E and F, G connect corresponding triode and relay through resistance, direct current micromotor M 1control circuit suppresses spark interference by relay contact J through current overload hot protective relay FR, capacitance-resistance RC 1-1, J 1-2with J 2-1, J 2-2commutation intersection connects solar-electricity source output terminal, direct current micromotor M 2~ M 4control circuit and direct current micromotor M 1control circuit is identical, and four rail transmission mechanisms are by four direct current micromotor M 1, M 2, M 3, M 4axle all slows down through transmission case worm and gear, and transmission four rail Timing Belt draws four road stage curtain opening and closing respectively, infrared remote-control emitter button S 1control first road curtain to pull open, button S 2control the curtain drawing of first road, button S 3, S 5control second, the 3rd road curtain pull open, button S 4, S 6control this twice curtain drawing respectively, button S 7control extreme trace curtain to pull open, button S 8control the drawing of extreme trace curtain, A channel is through resistance R 7meet triode VT 5and bistable state memory self-locking relay J 5, often draw contact J 5-1connect acousto-optic controlled circuit modular power source end, normally opened contact J 5-2connect infrared remote control receiver power end, tool arm contact connects sun-generated electric power, button S 9control to switch controlled by sound and light and infrared remote control pattern,
Wherein, infrared remote-control emitter is by infrared emission chip IC 1vibration, regularly, modulation, a pulse code passage, by S 1~ S 9key switch controls triode VT 6amplify and drive infrarede emitting diode VD 1launch telecommand, light emitting diode VD 2transmitting remote control shows;
Infrared remote receiver is by photodiode VD 3, infrared receiver chip IC 2received signal strength, carries out amplifying, demodulation access coding chip IC 3pulse decoding, corresponding B, C, D, E, F, G, H, I, A nine passage interlocking pattern amplify driving relay through triode respectively, control four direct current micromotor M 1, M 2, M 3, M 4the positive and negative transmission of four rails, draws four road stage curtain opening and closing, and A channel switches controlled by sound and light and infrared remote control pattern;
Sun-generated electric power is by photovoltaic battery panel E 2export through blocking diode VD 4, relay J contact J -1meet battery E 3, controlled by sound and light cover half block, infrared remote control receiver, direct current micromotor power end, battery E 3cross pressure-controlled sampling and meet potentiometer RP 3, adjustable termination window voltage comparable chip ICa positive input terminal, under-voltage control sampling meets potentiometer RP 2, adjustable termination window voltage comparable chip IC bnegative input end, window voltage comparable chip ICa negative input end and window voltage comparable chip IC bpositive input terminal is through resistance R 16, R 17divide crimping voltage-stabiliser tube VD 8voltage makes reference, and window voltage compares output through triode contact relay J, battery E 3serial connection quick acting fuse F, and take over control reversal connection diode VD 5;
Four rail transmission mechanisms connect transmission case respectively by four guide rail two ends, guide rail interior is by Timing Belt closed engagement two ends transmission case gear, Timing Belt engages two the traction cranes in left and right respectively, two, left and right traction crane inserts two groups of hanging wheels subsequently, hook support is put respectively outside transmission case, the transmission case of four guide rail one end is socketed DC micro-electric arbor by worm shaft, worm engaging worm gear speed reducing transmission, worm gear is coupling transmission case gear, four curtain top, road hooks are hooked on four traction cranes respectively, four road curtain end hooks are hooked in four hook support respectively, all the other hooks of four road curtains are hooked on four groups of hanging wheels respectively.
The utility model produces good effect: sun-generated electric power once drops into Long-Time Service, there is no electricity charge consumption, facilitate park, square stage literature and art amusement performance, or town and country flowing theatrical performances, enrich the demand that the people live to cultural spirit, accurately control by the setting of performance plot, acousto-optic sensing controls folding curtain opener automatically, pulls open or drawing stage four road curtain according to performance content infrared remote control, flexible and convenient to use, increase performance enjoyment, promote entertainment effect.DC micro-electric machine travel stage curtain, not only without the need to laying AC power, also omits inverter, switches light-operatedly to change control model with infrared remote control power supply, and components and parts are multiplexing, saves cost.
Fig. 1 technical solutions of the utility model schematic circuit
Fig. 2 tetra-rail direct current micromotor control circuit
Fig. 3 infrared remote-control emitter
Fig. 4 infrared remote control receiver
Fig. 5 solar-electricity source control circuit
Fig. 6 tetra-rail stage curtain drawing machine schematic diagram
With reference to Fig. 1,2,3,4,5,6, the utility model detailed description of the invention and embodiment: comprising sun-generated electric power 10, four road stage curtain 8,9, four direct current micromotors 4,5 is M respectively 1, M 2, M 3, M 4, controlled by sound and light module 1, infrared remote-control emitter 2 and receiver 3 assembly, four rail transmission mechanisms 6, 7, wherein, controlled by sound and light module 1 is by sound, optical sensor 11, preamplifier 12, shaping phase inverter 13, curtain pulls open stroke timer 14, curtain drawing stroke timer 15 forms, infrared remote-control emitter 2 and receiver 3 assembly are by A, B, C, D, E, F, G, H, I nine channel pulse is encoded, decoding, impulse modulation is launched, receive, interlocking controls, controlled by sound and light module 1 is by sound, optical sensor 11 connects curtain pull open stroke timer 15 through a preamplifier 12 shaping phase inverter 13 of connecting, curtain pulls open stroke timer 15 and exports through resistance R 2meet triode VT 1and relay J 1, controlled by sound and light module 1 sound, optical sensor 11 connect curtain drawing stroke timer 14 through preamplifier 12 two shaping phase inverters 13 of connecting, and curtain drawing stroke timer 14 exports through resistance R 1meet triode VT 2and relay J 2, infrared remote control receiver 3 decoding exports channel B through resistance R 3meet triode VT 1and relay J 1, C-channel is through resistance R 4meet triode VT 2and relay J 2, H passage is through resistance R 5meet triode VT 3and relay J 3, I passage is through resistance R 6meet triode VT 4and relay J 4, equally, passage D, E and F, G connect corresponding triode and relay through resistance, direct current micromotor M 1control circuit Q 1suppress spark interference by relay contact J through current overload hot protective relay FR, capacitance-resistance RC 1-1, J 1-2with J 2-1, J 2-2commutation intersection connects sun-generated electric power 10, direct current micromotor M 2~ M 4control circuit Q 2~ Q 4with direct current micromotor M 1control circuit Q 1identical, four rail transmission mechanisms 6,7 are by four direct current micromotors 4,5 i.e. M 1, M 2, M 3, M 4axle all slows down through transmission case worm and gear, and transmission four rail Timing Belt draws four road stage curtain 8,9 opening and closing respectively, infrared remote-control emitter 2 button S 1control first road curtain 8 to pull open, button S 2control curtain 8 drawing of first road, button S 3, S 5control second, the 3rd road curtain pull open, button S 4, S 6control this twice curtain drawing respectively, button S 7control extreme trace curtain 9 to pull open, button S 8control the drawing of extreme trace curtain 9, A channel is through resistance R 7meet triode VT 5and bistable state memory self-locking relay J 5, normally-closed contact J 5-1connect acousto-optic controlled circuit modular power source 1 end, normally opened contact J 5-2meet the power end V of infrared remote control receiver 3 dd, tool arm contact connects sun-generated electric power 10, button S 9control to switch controlled by sound and light and infrared remote control pattern.
Solar cell E 2daylight supplies folding stage curtain, simultaneously to battery E 3charging, night is by battery E 3power supply.Window voltage comparable chip IC a, Ic boutput level is through triode VT 7relay J is driven to control under-voltage, the overvoltage of charging, protection battery E 3normal operation.
Control that sun-generated electric power is under-voltage, at battery E 3when voltage is lower than window voltage comparable chip ICa reference voltage, relay J adhesive, contact J -1connect battery E 3charging, as battery E 3voltage is sufficient, and overvoltage control voltage is higher than window voltage comparable chip IC bduring reference voltage, relay J releasing contact J -1, cut off solar cell E 2to battery E 3charging.Battery E is reduced at folding stage curtain power consumption 3voltage, sun-generated electric power recovers charging.Switch S 11control controlled by sound and light, infrared remote control receiver and four DC micro-electric electromechanical sources.
Relay J two ends diode VD in parallel 9suppress backward voltage.Voltage-stabiliser tube VD 8and resistance R 15, electric capacity C 9voltage stabilizing ensures that under-voltage, overvoltage accurately controls.Window voltage comparable chip IC selects LM358 double operational.
Four rail drive mechanisms (be example by one act, all the other are identical), guide rail 6a, transmission case 6b, Timing Belt 6c, hanging wheel 6d, traction crane 6e, hook support 6f, direct current micromotor 4,5, stage curtain 8,9.
Infrared remote-control emitter coding chip IC 1select TM701, infrared diode VD 1firing order, light emitting diode VD 2transmitting remote control shows, and battery Eq powers, IR receive component IC 2cX20106A, coding chip IC 3tM702, regulates RP 1infrared remote control carrier frequency 39KHz, maximum of control distance about 25m.
Relay J 5zS01 bistable state is selected to remember self-locking type.Switch light-operated with infrared remote control power supply, change two kinds of control models, triode VT 1, VT 2and relay J 1, J 2light-operated multiplexing with infrared remote control, save components and parts, reduce costs.
Near acousto-optic sensor installing stage, performance starts along with plot culmination forte sound, strong illumination, stroke timer is pulled open in the control of acousto-optic sensor output signal, connect the transmission of direct current micromotor forward, automatic control is drawn and is changed curtain, when items on the program terminate the sound low and dim, light-sensitive device dull thread irradiates, sound sensing no signal exports, the reverse transmission of curtain drawing stroke Timer Controlling direct current micromotor, automatically controls to close up curtain, pulls open and close up according to performing content setting, also can be connected with multi-media central control system, Programmed control.
The flexible material such as pleuche, georgette velvet, numb suede, silk floss piece goods, Fu Chunfang selected by stage curtain, and curtain size looks the design of stage size, and thick material weight is large, and require that transmission traction heavy burden ability is strong, rotational noise is low.The utility model transmission mechanism adopts worm and gear to slow down, and driving torque is large, precision is high, can meet instructions for use.Two roads, three road curtain infrared remote-control operations, can pull open or close up in shunting, for solo, sing, open and close in dancing or drama, opera fragment and change stage property and setting, four road curtains can be used as stage background or wing flats, stage both sides aesthetic design is played and strengthens the sense of spectators' visual stereoscopic, curtain and main curtain acousto-optic, infrared dual control, flexible and convenient to use, increase performance enjoyment, promote entertainment effect, make the relaxed and joyful happiness sensation on the spot in person of spectators.
DC micro-electric machine travel stage curtain, not only without the need to laying grid alternating current source, also omit inverter, sun-generated electric power once drops into Long-Time Service, there is no electricity charge consumption, facilitate park, square stage literature and art amusement performance, or town and country flowing theatrical performances, enrich the demand that the people live to cultural spirit.

Claims (5)

1. solar DC micro machine infrared sound light controls a stage curtain drawing machine, it is characterized in that: comprise sun-generated electric power, four road stage curtains, four direct current micromotor M 1, M 2, M 3, M 4, controlled by sound and light module, infrared remote-control emitter and receiver assembly, four rail transmission mechanisms, wherein, controlled by sound and light module is by sound, optical sensor, preamplifier, shaping phase inverter, curtain pulls open stroke timer, curtain drawing stroke timer forms, infrared remote-control emitter and receiver assembly are by A, B, C, D, E, F, G, H, I nine channel pulse is encoded, decoding, impulse modulation is launched, receive, interlocking controls, controlled by sound and light module sound, optical sensor connects curtain pull open stroke timer through a preamplifier shaping phase inverter of connecting, curtain pulls open stroke timer and exports through resistance R 2meet triode VT 1and relay J 1, controlled by sound and light module acousto-optic sensor connects curtain drawing stroke timer through preamplifier two shaping phase inverters of connecting, and curtain drawing stroke timer exports through resistance R 1meet triode VT 2and relay J 2, infrared remote control receiver decoding exports channel B through resistance R 3meet triode VT 1and relay J 1, C-channel is through resistance R 4meet triode VT 2and relay J 2, H passage is through resistance R 5meet triode VT 3and relay J 3, I passage is through resistance R 6meet triode VT 4and relay J 4, equally, passage D, E and F, G connect corresponding triode and relay through resistance, direct current micromotor M 1control circuit suppresses spark interference by relay contact J through current overload hot protective relay FR, capacitance-resistance RC 1-1, J 1-2with J 2-1, J 2-2commutation intersection connects solar-electricity source output terminal, direct current micromotor M 2~ M 4control circuit and direct current micromotor M 1control circuit is identical, and four rail transmission mechanisms are by four direct current micromotor M 1, M 2, M 3, M 4axle all draws four road stage curtain opening and closing, infrared remote-control emitter button S respectively through transmission case worm and gear deceleration transmission four rail Timing Belt 1control first road curtain to pull open, button S 2control the curtain drawing of first road, button S 3, S 5control second, the 3rd road curtain pull open, button S 4, S 6control this twice curtain drawing respectively, button S 7control extreme trace curtain to pull open, button S 8control the drawing of extreme trace curtain, A channel is through resistance R 7meet triode VT 5and bistable state memory self-locking relay J 5, often draw contact J 5-1connect acousto-optic controlled circuit modular power source end, normally opened contact J 5-2connect infrared remote control receiver power end, tool arm contact connects sun-generated electric power, button S 9control to switch controlled by sound and light and infrared remote control pattern.
2. solar DC micro machine infrared sound light according to claim 1 controls stage curtain drawing machine, it is characterized in that: infrared remote-control emitter is by infrared emission chip IC 1vibration, regularly, modulation, pulse code nine passages, by S 1~ S 9key switch controls triode VT 6amplify and drive infrarede emitting diode VD 1launch telecommand, light emitting diode VD 2transmitting remote control shows.
3. solar DC micro machine infrared sound light according to claim 1 controls stage curtain drawing machine, it is characterized in that: infrared remote receiver is by photodiode VD 3, infrared receiver chip IC 2received signal strength, carries out amplifying, demodulation access coding chip IC 3pulse decoding, corresponding B, C, D, E, F, G, H, I, A nine passage interlocking pattern amplify driving relay through triode respectively, control four direct current micromotor M 1, M 2, M 3, M 4the positive and negative transmission of four rails, draws four road stage curtain opening and closing, and A channel switches controlled by sound and light and infrared remote control pattern.
4. solar DC micro machine infrared sound light according to claim 1 controls stage curtain drawing machine, it is characterized in that: sun-generated electric power is by photovoltaic battery panel E 2export through blocking diode VD 4, relay J contact J -1meet battery E 3, control module, infrared remote control receiver, direct current micromotor power end, battery E 3cross pressure-controlled sampling and meet potentiometer RP 3, adjustable termination window voltage comparable chip ICa positive input terminal, under-voltage control sampling meets potentiometer RP 2, adjustable termination window voltage comparable chip IC bnegative input end, window voltage comparable chip ICa negative input end and window voltage comparable chip IC bpositive input terminal is through resistance R 16, R 17divide crimping voltage-stabiliser tube VD 8voltage makes reference, and window voltage compares output through triode contact relay J, battery E 3serial connection quick acting fuse F, and take over control reversal connection diode VD 5.
5. solar DC micro machine infrared sound light according to claim 1 controls stage curtain drawing machine, it is characterized in that: four rail folding transmission mechanisms connect transmission case respectively by four guide rail two ends, guide rail interior is by Timing Belt closed engagement two ends transmission case gear, Timing Belt engages two the traction cranes in left and right respectively, two, left and right traction crane inserts two groups of hanging wheels subsequently, hook support is put respectively outside transmission case, the transmission case of four guide rail one end is socketed DC micro-electric arbor by worm shaft, worm engaging worm gear speed reducing transmission, worm gear is coupling transmission case gear, four curtain top, road hooks are hooked on four traction cranes respectively, four road curtain end hooks are hooked in four hook support respectively, all the other hooks of four road curtains are hooked on four groups of hanging wheels respectively.
CN201420337478.9U 2014-06-13 2014-06-13 Solar DC micro machine infrared sound light controls stage curtain drawing machine Expired - Fee Related CN204073453U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420337478.9U CN204073453U (en) 2014-06-13 2014-06-13 Solar DC micro machine infrared sound light controls stage curtain drawing machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420337478.9U CN204073453U (en) 2014-06-13 2014-06-13 Solar DC micro machine infrared sound light controls stage curtain drawing machine

Publications (1)

Publication Number Publication Date
CN204073453U true CN204073453U (en) 2015-01-07

Family

ID=52166221

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420337478.9U Expired - Fee Related CN204073453U (en) 2014-06-13 2014-06-13 Solar DC micro machine infrared sound light controls stage curtain drawing machine

Country Status (1)

Country Link
CN (1) CN204073453U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105311846A (en) * 2014-06-13 2016-02-10 张妙娟 Solar infrared acousto-optical control stage curtain drawing machine adopting direct-current micro-motors

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105311846A (en) * 2014-06-13 2016-02-10 张妙娟 Solar infrared acousto-optical control stage curtain drawing machine adopting direct-current micro-motors

Similar Documents

Publication Publication Date Title
CN105311844A (en) Acousto-optic sensing infrared remote control stage curtain-drawing machine with three-phase micromotors
CN203874467U (en) Solar wireless remote control acousto-optical sensing stage curtain-drawing machine with three-phase motors
CN204073453U (en) Solar DC micro machine infrared sound light controls stage curtain drawing machine
CN203874466U (en) Solar acousto-optical infrared control stage curtain-drawing machine with single phase micromotors
CN203886201U (en) Solar light-and-wireless-dual-control direct-current-micromotor stage curtain pulling machine
CN203916100U (en) Solar energy light infrared remote control sound sensing three-phase micro machine stage curtain drawing machine
CN105289014A (en) Solar acousto-optical wireless control single-phase micromotor stage curtain drawing machine
CN105193225A (en) Solar infrared sunlight double-control single-phase micro motor double-rail bilaterally-opened curtain
CN203874465U (en) Solar acousto-optical wireless control stage curtain-drawing machine with single phase micromotors
CN203885236U (en) Solar-energy-power-source radio-remote-control light-control oppositely-opened curtain
CN105311846A (en) Solar infrared acousto-optical control stage curtain drawing machine adopting direct-current micro-motors
CN204049179U (en) Solar energy daylight infrared dual control three-phase micro machine double track splits curtain
CN203873504U (en) Solar power supply infrared module remote control and light-controlled curtain
CN203886200U (en) Small acousto-optical wireless control stage curtain drawing machine powered by storage battery
CN104643875B (en) Solar sunlight infrared double control three-phase micro motor double track opposite-opening curtain
CN105214326B (en) Solar energy and radio double-control direct current micromotor stage curtain machine
CN203874468U (en) Acousto-optic sensing infrared remote control three-phase micromotor stage curtain drawing machine
CN105148544A (en) Solar infrared remote control and acousto-optical sensing stage curtain pulling machine with three-phase micromotors
CN203873507U (en) Solar energy infrared remote control and light control curtain with three-phase induction micromotor
CN203882189U (en) DC micro motor stage curtain drawing machine controlled by acousto-optic manner and infrared manner
CN204034280U (en) Acousto-optic infrared control single phase ac induction micro machine stage curtain drawing machine
CN105311845A (en) Solar acousto-optical infrared stage curtain drawing machine adopting single-phase micro-motors
CN203885234U (en) Solar light-control wireless-remote-control three-phase-induction-micromotor double-track oppositely-opened curtain
CN203873513U (en) Solar energy infrared and light control double-track single opening curtain with direct-current micromotors
CN203873508U (en) Solar energy infrared and sunlight double control double-track bilateral open curtain with single phase micromotors

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150107

Termination date: 20160613

CF01 Termination of patent right due to non-payment of annual fee