CN204049179U - Solar energy daylight infrared dual control three-phase micro machine double track splits curtain - Google Patents

Solar energy daylight infrared dual control three-phase micro machine double track splits curtain Download PDF

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Publication number
CN204049179U
CN204049179U CN201420339847.8U CN201420339847U CN204049179U CN 204049179 U CN204049179 U CN 204049179U CN 201420339847 U CN201420339847 U CN 201420339847U CN 204049179 U CN204049179 U CN 204049179U
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control
curtain
micro machine
phase micro
contact
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CN201420339847.8U
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Chinese (zh)
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阮树成
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Abstract

The utility model relates to electronic technology field, and specifically a kind of solar energy daylight infrared dual control three-phase micro machine double track splits curtain.The three-phase inverter of being powered by control module, infrared remote control Hexamermis spp assembly control sun-generated electric power drives three-phase micro machine M 1, three-phase micro machine M 2the two-layer double width curtain of double track folding transmission mechanism, day photocontrol opening and closing stroke timer, the same day, light sensor conducts, controlled the transmission of three-phase micro machine forward, automatically curtain is opened, The night screen has hung down or summer thunderstorm dim light, optical sensor ends, and controls three-phase micro machine reverse transmission, curtain closes up, infrared remote control can folding individual layer curtain at any time, or half-open position, and changeable light-operated and infrared remote control is flexible.Sun-generated electric power once drops into Long-Time Service, and do not have electricity charge consumption, folding is low in energy consumption, easy care, long service life.The utility model is widely used in parlor, bedroom, villa, hotel, hotel, office, shop and public place of entertainment at home and draws large-scale curtain.

Description

Solar energy daylight infrared dual control three-phase micro machine double track splits curtain
Technical field
The utility model relates to electronic technology field, and specifically a kind of solar energy daylight infrared dual control three-phase micro machine double track splits curtain.
Background technology
The inexhaustible pollution-free new forms of energy of sun-generated electric power, but solar energy electric curtain is little.Daytime, daylight controlled to open curtain automatically, and The night screen has hung down, and dim light controls to close up curtain automatically, and visible, light-operated curtain has practical function.But, in the light-operated not all time, can instructions for use be applicable to.Such as, have daytime and many times also need curtain to close, then need night ventilation to open curtain, or half-open position, obvious light-operated curtain function singleness is unsatisfactory.Infrared controlled curtain is controlled at any time does not but have automatic control function, time have Changes in weather wind and rain, sand and dust fly upward that to can not get closing curtain in time contaminated.And the sunshade of individual layer window curtain fabric not easily takes into account with ventilation.
Summary of the invention
The purpose of this utility model is to provide the sunshade of sun-generated electric power traction large-scale two-layer double width fabric, a kind of solar energy daylight infrared dual control three-phase micro machine double track of ventilation splits curtain.
The utility model technical solution: comprise three-phase micro machine M 1, three-phase micro machine M 2, sun-generated electric power, three-phase inverter, two-layer double width curtain, control module, infrared remote-control emitter and receiver assembly, double track splits transmission mechanism, wherein, control module is by optical sensor, preamplifier, shaping phase inverter, open stroke timer, closing stroke timer forms, infrared remote-control emitter and receiver assembly are by passage A, channel B, channel C, passage D, passage E, passage F Hexamermis spp pulse code, decoding, impulse modulation infrared emission, receive, interlocking controls, control module optical sensor plays start journey timer through a preamplifier shaping phase inverter of connecting, open stroke timer to export through resistance R 2meet triode VT 1and relay J 1, control module optical sensor connects closing stroke timer through preamplifier two shaping phase inverters of connecting, and closing stroke timer exports through resistance R 1meet triode VT 2and relay J 2, infrared remote control receiver decoding passage A is through resistance R 3meet triode VT 1and relay J 1, channel B is through resistance R 4meet triode VT 2and relay J 2, channel C is through resistance R 5meet triode VT 3and relay J 3, passage D is through resistance R 6meet triode VT 4and relay J 4, passage E is unsettled, three-phase micro machine M 1control circuit is by overload protection electrothermal relay FR, relay J 1contact J 1-1, relay J 2contact J 2-2respectively through A.C. contactor K 1, A.C. contactor K 2connect three-phase inverter and export center line N, phase line, three-phase micro machine M 1through A.C. contactor K 1contact K 1-1, A.C. contactor K 1contact K 1-2, A.C. contactor K 1contact K 1-3with A.C. contactor K 2contact K 2-1, A.C. contactor K 2contact K 2-2, A.C. contactor K 2contact K 2-3be connected into phase sequence a, the positive antireciprocal commutation of b, c, by fuse F 1, fuse F 2, fuse F 3access three-phase inverter output, three-phase micro machine M 2control circuit and three-phase micro machine M 1control circuit is identical, and double track splits transmission mechanism by three-phase micro machine M 1, three-phase micro machine M 2beam warp transmission case gear reduced drive Timing Belt draws two-layer double width curtain opening and closing, infrared remote-control emitter button S 1control a rail window curtain to open, button S 2control this rail window curtain to close, button S 5control this track and stop transmission, make its curtain at track staying at random location, button S 3control another rail window curtain to open, button S 4control this rail window curtain to close, button S 5control track and stop transmission, make its curtain at track staying at random location, passage F is through resistance R 7meet triode VT 5, bistable state memory self-locking relay J 5, normally-closed contact J 5-1meet control module power end, normally opened contact J 5-2connect the power end of infrared remote control receiver, tool arm connects sun-generated electric power, button S 6control to switch light-operated and remote control,
Wherein, sun-generated electric power is by photovoltaic battery panel E 2export through blocking diode VD 3, relay J contact J- 1meet battery E 3, control module, infrared remote control receiver power end, three-phase inverter input, battery E 3cross pressure-controlled sampling and meet potentiometer RP 3, modulation termination window voltage comparable chip ICa positive input terminal, under-voltage control sampling meets potentiometer RP 2, modulation 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 14, resistance R 15divide crimping voltage-stabiliser tube VD 7voltage 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 4;
Infrared remote-control emitter is by transmitting chip IC 1vibration, regularly, pulse code is passage A, channel B, channel C, passage D, passage E, passage F Hexamermis spp, through six press keys switch S 1, key switch S 2, key switch S 3, key switch S 4, key switch S 5, key switch S 6control, infrared diode VD 1launch telecommand;
Infrared remote receiver is by photodiode VD 2, receiving chip IC 2receive remote control command signal, carry out amplifying, demodulation, coding chip IC 3pulse decoding, interlocking control, and wherein, passage E is unsettled, and passage A, channel B control three-phase micro machine M 1draw two-layer double width curtain opening and closing, channel C, passage D control three-phase micro machine M 2draw two-layer double width curtain opening and closing, passage F switches light-operated and infrared remote control pattern;
Three-phase inverter is by insulated gate power triode VT 7, insulated gate power triode VT 8, insulated gate power triode VT 9, insulated gate power triode VT 10, insulated gate power triode VT 11, insulated gate power triode VT 12the inversion of composition pulse-width modulation PWM, six pipe grids connect pulse-width modulation PWM controller signals voltage respectively, and collector and emitter fly-wheel diode in parallel suppresses transformer to produce backward voltage, insulated gate power triode VT 7emitter stage series connection insulated gate power triode VT 10colelctor electrode meets transformer T primary inductance TL 1, insulated gate power triode VT 8emitter stage series connection insulated gate power triode VT 11colelctor electrode meets primary inductance TL 2, insulated gate power triode VT 9emitter stage series connection VT 12colelctor electrode meets transformer T primary inductance TL 3, sun-generated electric power positive pole meets insulated gate power triode VT 7, insulated gate power triode VT 8, insulated gate power triode VT 9colelctor electrode, sun-generated electric power negative pole meets insulated gate power triode VT 10, insulated gate power triode VT 11, insulated gate power triode VT 12emitter stage, transformer secondary output inductance TL 1 ', transformer secondary output inductance TL 2 ', transformer secondary output inductance TL 3 'as three-phase inverter output a, b, c, relay J 1contact J 1-1, relay J 1contact J 1-2series AC contactor K respectively 1, A.C. contactor K 2access center line N, phase line, three-phase micro machine M 1through overload protection electrothermal relay FR, A.C. contactor K 1contact K 1-1, A.C. contactor K 1contact K 1-2, A.C. contactor K 1contact K 1-3with A.C. contactor K 2contact K 2-1, A.C. contactor K 2contact K 2-2, A.C. contactor K 2contact K 2-3be connected into the commutation of positive antireciprocal, fuse F 1, fuse F 2, fuse F 3connect three-phase inverter output, three-phase micro machine M 2control circuit and three-phase micro machine M 1control circuit is identical, and transformer PL penetrates phase line pickup load current signal feedback and connects pulse-width modulation PWM controller;
Double track splits transmission mechanism by two guide rails, four transmission cases, article two, Timing Belt, four traction cranes, four groups of hanging wheels, four hook support compositions, two guide rail two ends connect transmission case respectively, 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, four hook support are put respectively outside four transmission cases, the transmission case gear shaft socket three-phase micro-motor of two guide rail one end, two-layer double width curtain top hook is hooked on four traction cranes respectively, two-layer double width curtain end hook is hooked in four hook support respectively, all the other hooks of two-layer double width curtain are hooked on four groups of hanging wheels respectively.
The utility model produces good effect: solar radiation controls folding one deck curtain automatically, manual trouble is removed in omission operation from, three-phase micro machine driving torque is large, and folding is steady, quiet, the large-scale curtain of traction heavy fabric, infrared electrical remote control can be opened or closed individual layer curtain at any time, and can open at an arbitrary position, stop, or half-open position, give and comfortablely to experience easily, increase the joy of life, double-layer window curtain warp layer, one deck cloth sun-shading ventilating make the best of both worlds.Sun-generated electric power once drops into Long-Time Service, and do not have electricity charge consumption, folding is low in energy consumption, easy care, long service life.Switch and light-operatedly change control model with infrared remote control power supply, components and parts are multiplexing, save cost.
Accompanying drawing explanation
Fig. 1 technical solutions of the utility model theory diagram
Fig. 2 infrared remote-control emitter and receiver
Fig. 3 three-phase inverter and three-phase micro machine control circuit
Fig. 4 solar-electricity source circuit
Fig. 5 double track splits curtain schematic diagram
Detailed description of the invention
With reference to Fig. 1,2,3,4,5, the utility model detailed description of the invention and embodiment: comprise three-phase micro machine 4 i.e. M 1, three-phase micro machine 7 i.e. M 2, sun-generated electric power 11, three-phase inverter 10, two-layer double width curtain 6, 9, control module 1, infrared remote-control emitter 2 and receiver 3 assembly, double track splits transmission mechanism 5, 8, wherein, control module 1 is by optical sensor 1a, preamplifier 1b, shaping phase inverter 1c, open stroke timer 1d, closing stroke timer 1e forms, infrared remote-control emitter 2 and receiver 3 assembly are by passage A, channel B, channel C, passage D, passage E, passage F Hexamermis spp pulse code, decoding, impulse modulation infrared emission, receive, interlocking controls, control module 1 optical sensor 1a plays start journey timer 1d through the preamplifier 1b shaping phase inverter 1c that connects, open stroke timer 1c to export through resistance R 2meet triode VT 1and relay J 1, control module 1 optical sensor 1a meets closing stroke timer 1e through preamplifier 1b two the shaping phase inverter 1c that connect, and closing stroke timer 1e exports through resistance R 1meet triode VT 2and relay J 2, infrared remote control receiver 3 decoding passage A is through resistance R 3meet triode VT 1and relay J 1, channel B is through resistance R 4meet triode VT 2and relay J 2, channel C is through resistance R 5meet triode VT 3and relay J 3, passage D is through resistance R 6meet triode VT 4and relay J 4, passage E is unsettled, three-phase micro machine 4 i.e. M 1control circuit is by overload protection electrothermal relay FR, relay J 1contact J 1-1, relay J 2contact J 2-2respectively through A.C. contactor K 1, A.C. contactor K 2connect three-phase inverter 10 and export center line N, phase line, three-phase micro machine 4 i.e. M 1through A.C. contactor K 1contact K 1-1, A.C. contactor K 1contact K 1-2, A.C. contactor K 1contact K 1-3with A.C. contactor K 2contact K 2-1, A.C. contactor K 2contact K 2-2, A.C. contactor K 2contact K 2-3be connected into phase sequence a, the positive antireciprocal commutation of b, c, by fuse F, fuse F 2, fuse F 3access three-phase inverter 10 output, three-phase micro machine 7 i.e. M 2control circuit Q 2with three-phase micro machine 4 i.e. M 1control circuit Q 1identical, double track splits transmission mechanism 5,8 by three-phase micro machine 4 i.e. M 1, three-phase micro machine 7 i.e. M 2beam warp transmission case gear reduced drive Timing Belt draws two-layer double width curtain 6,9 opening and closing, infrared remote-control emitter 2 button S 1control track 5 curtain 6 to open, button S2 controls this rail window curtain 6 and closes, button S 5control this track and stop transmission, make its curtain 6 at track staying at random location, button S 3control another track 8 curtain 9 to open, button S 4control this rail window curtain 9 to close, button S 5control track and stop transmission, make its curtain 9 at track staying at random location, passage F is through resistance R 7meet triode VT 5, bistable state memory self-locking relay J 5, normally-closed contact J 5-1meet control module 1 power end, normally opened contact J 5-2connect the power end of infrared remote control receiver 3, tool arm connects sun-generated electric power 11, button S 6control to switch light-operated and remote control.
Double track splits curtain (be example by one deck curtain, another layer is identical), guide rail 5a, transmission case 5b, Timing Belt 5c, traction crane 5d, hanging wheel 5e, hook support 5f, three-phase micro machine 4,7, curtain 6,9.
Solar cell E 2daylight supplies curtain open/close, 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 13relay 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.Curtain open/close power consumption reduces battery E 3voltage, sun-generated electric power recovers charging.
Relay J two ends diode VD in parallel 8suppress backward voltage.Voltage-stabiliser tube VD 7and resistance R 13, electric capacity C 9voltage stabilizing ensures that under-voltage, overvoltage accurately controls.Window voltage comparable chip IC selects LM358 double operational.Switch S 7control light-operated and infrared remote control receiver power supply, switch S 8control three-phase inverter input power.
Optical sensor is installed in outdoor, and when daybreak solar radiation light shutter device conducting, stroke Timer Controlling three-phase micro machine M opened by curtain 1forward transmission, automatically controls to open one deck curtain, when The night screen has hung down or summer thunderstorm dim, light shutter device ends, curtain closing stroke Timer Controlling three-phase micro machine M 1reverse drive, automatically control this layer of curtain and close, infrared remote control then can control two three-phase micro machine M at any time 1, M 2forward and reverse transmission, opens respectively or closes up individual layer curtain, and can half-open position or stop optional position, flexible and convenient to use.
Relay J 1, J 2, J 3, J 4select JQX-13F, relay J 5zS01 bistable state is selected to remember self-locking type.Switch light-operated with infrared remote control power supply, change control model, triode VT 1, VT 2and relay J 1, J 2light-operated multiplexing with infrared remote control, save components and parts, reduce costs.
Infrared remote-control emitter battery E 1power supply, coded excitation chip IC 1lC2190 pulse code six channels drive infrarede emitting diode VD 1, launch telecommand, infrared remote control receiver photodiode VD 2receive remote control command signal, by receiving chip IC 2cX20106 amplifies, demodulation, imports coding chip IC into 3lC2200 controls three-phase micro machine M 1, M 2draw two-layer curtain open/close, adjustment adjustable resistance RP 1frequency-selecting 38KHz, command range 15 ~ 20m.
Three-phase alternating current micro machine driving torque is large, and folding is steady, and it is non-slip, quiet that Timing Belt and meshed transmission gear draw curtain, the large-scale curtain of traction heavy fabric.Two-layer curtain, is convenient to select thickness to be suitable for two kinds of fabrics of sunshade, ventilation.

Claims (6)

1. solar energy daylight infrared dual control three-phase micro machine double track splits a curtain, comprises three-phase micro machine M 1, three-phase micro machine M 2, it is characterized in that: also comprise sun-generated electric power, three-phase inverter, two-layer double width curtain, control module, infrared remote-control emitter and receiver assembly, double track splits transmission mechanism, wherein, control module is by optical sensor, preamplifier, shaping phase inverter, open stroke timer, closing stroke timer forms, infrared remote-control emitter and receiver assembly are by passage A, channel B, channel C, passage D, passage E, passage F Hexamermis spp pulse code, decoding, impulse modulation infrared emission, receive, interlocking controls, control module optical sensor plays start journey timer through a preamplifier shaping phase inverter of connecting, open stroke timer to export through resistance R 2meet triode VT 1and relay J 1, control module optical sensor connects closing stroke timer through preamplifier two shaping phase inverters of connecting, and closing stroke timer exports through resistance R 1meet triode VT 2and relay J 2, infrared remote control receiver decoding passage A is through resistance R 3meet triode VT 1and relay J 1, channel B is through resistance R 4meet triode VT 2and relay J 2, channel C is through resistance R 5meet triode VT 3and relay J 3, passage D is through resistance R 6meet triode VT 4and relay J 4, passage E is unsettled, three-phase micro machine M 1control circuit is by overload protection electrothermal relay FR, relay J 1contact J 1-1, relay J 2contact J 2-2respectively through A.C. contactor K 1, A.C. contactor K 2connect three-phase inverter and export center line N, phase line, three-phase micro machine M 1through A.C. contactor K 1contact K 1-1, A.C. contactor K 1contact K 1-2, A.C. contactor K 1contact K 1-3with A.C. contactor K 2contact K 2-1, A.C. contactor K 2contact K 2-2, A.C. contactor K 2contact K 2-3be connected into phase sequence a, the positive antireciprocal commutation of b, c, by fuse F 1, fuse F 2, fuse F 3access three-phase inverter output, three-phase micro machine M 2control circuit and three-phase micro machine M 1control circuit is identical, and double track splits transmission mechanism by three-phase micro machine M 1, three-phase micro machine M 2beam warp transmission case gear reduced drive Timing Belt draws two-layer double width curtain opening and closing, infrared remote-control emitter button S 1control a rail window curtain to open, button S 2control this rail window curtain to close, button S 5control this track and stop transmission, make its curtain at track staying at random location, button S 3control another rail window curtain to open, button S 4control this rail window curtain to close, button S 5control track and stop transmission, make its curtain at track staying at random location, passage F is through resistance R 7meet triode VT 5, bistable state memory self-locking relay J 5, normally-closed contact J 5-1meet control module power end, normally opened contact J 5-2connect the power end of infrared remote control receiver, tool arm connects sun-generated electric power, button S 6control to switch light-operated and remote control.
2. solar energy daylight according to claim 1 infrared dual control three-phase micro machine double track splits curtain, it is characterized in that: sun-generated electric power is by photovoltaic battery panel E 2export through blocking diode VD 3, relay J contact J- 1meet battery E 3, control module, infrared remote control receiver power end, three-phase inverter input, battery E 3cross pressure-controlled sampling and meet potentiometer RP 3, modulation termination window voltage comparable chip ICa positive input terminal, under-voltage control sampling meets potentiometer RP 2, modulation 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 14, resistance R 15divide crimping voltage-stabiliser tube VD 7voltage 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 4.
3. solar energy daylight according to claim 1 infrared dual control three-phase micro machine double track splits curtain, it is characterized in that: infrared remote-control emitter is by transmitting chip IC 1vibration, regularly, pulse code is passage A, channel B, channel C, passage D, passage E, passage F Hexamermis spp, through six press keys switch S 1, key switch S 2, key switch S 3, key switch S 4, key switch S 5, key switch S 6control, infrared diode VD 1launch telecommand.
4. solar energy daylight according to claim 1 infrared dual control three-phase micro machine double track splits curtain, it is characterized in that: infrared remote receiver is by photodiode VD 2, receiving chip IC 2receive remote control command signal, carry out amplifying, demodulation, coding chip IC 3pulse decoding, interlocking control, and wherein, passage E is unsettled, and passage A, channel B control three-phase micro machine M 1draw two-layer double width curtain opening and closing, channel C, passage D control three-phase micro machine M 2draw two-layer double width curtain opening and closing, passage F switches light-operated and infrared remote control pattern.
5. solar energy daylight according to claim 1 infrared dual control three-phase micro machine double track splits curtain, it is characterized in that: three-phase inverter is by insulated gate power triode VT 7, insulated gate power triode VT 8, insulated gate power triode VT 9, insulated gate power triode VT 10, insulated gate power triode VT 11, insulated gate power triode VT 12the inversion of composition pulse-width modulation PWM, six pipe grids connect pulse-width modulation PWM controller signals voltage respectively, and collector and emitter fly-wheel diode in parallel suppresses transformer to produce backward voltage, insulated gate power triode VT 7emitter stage series connection insulated gate power triode VT 10colelctor electrode meets transformer T primary inductance TL 1, insulated gate power triode VT 8emitter stage series connection insulated gate power triode VT 11colelctor electrode meets primary inductance TL 2, insulated gate power triode VT 9emitter stage series connection VT 12colelctor electrode meets transformer T primary inductance TL 3, sun-generated electric power positive pole meets insulated gate power triode VT 7, insulated gate power triode VT 8, insulated gate power triode VT 9colelctor electrode, sun-generated electric power negative pole meets insulated gate power triode VT 10, insulated gate power triode VT 11, insulated gate power triode VT 12emitter stage, transformer secondary output inductance TL 1 ', transformer secondary output inductance TL 2 ', transformer secondary output inductance TL 3 'as three-phase inverter output a, b, c, relay J 1contact J 1-1, relay J 1contact J 1-2series AC contactor K respectively 1, A.C. contactor K 2access center line N, phase line, three-phase micro machine M 1through overload protection electrothermal relay FR, A.C. contactor K 1contact K 1-1, A.C. contactor K 1contact K 1-2, A.C. contactor K 1contact K 1-3with A.C. contactor K 2contact K 2-1, A.C. contactor K 2contact K 2-2, A.C. contactor K 2contact K 2-3be connected into the commutation of positive antireciprocal, fuse F 1, fuse F 2, fuse F 3connect three-phase inverter output, three-phase micro machine M 2control circuit and three-phase micro machine M 1control circuit is identical, and transformer PL penetrates phase line pickup load current signal feedback and connects pulse-width modulation PWM controller.
6. solar energy daylight according to claim 1 infrared dual control three-phase micro machine double track splits curtain, it is characterized in that: double track splits transmission mechanism by two guide rails, four transmission cases, article two, Timing Belt, four traction cranes, four groups of hanging wheels, four hook support compositions, two guide rail two ends connect transmission case respectively, 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, four hook support are put respectively outside four transmission cases, the transmission case gear shaft socket three-phase micro-motor of two guide rail one end, two-layer double width curtain top hook is hooked on four traction cranes respectively, two-layer double width curtain end hook is hooked in four hook support respectively, all the other hooks of two-layer double width curtain are hooked on four groups of hanging wheels respectively.
CN201420339847.8U 2014-06-13 2014-06-13 Solar energy daylight infrared dual control three-phase micro machine double track splits curtain Expired - Fee Related CN204049179U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104643875A (en) * 2014-06-13 2015-05-27 阮树成 Solar sunlight infrared double control three-phase micro motor double track opposite-opening curtain

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104643875A (en) * 2014-06-13 2015-05-27 阮树成 Solar sunlight infrared double control three-phase micro motor double track opposite-opening curtain
CN104643875B (en) * 2014-06-13 2017-04-19 阮树成 Solar sunlight infrared double control three-phase micro motor double track opposite-opening curtain

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