CN108158380B - Photovoltaic infrared induction intelligent curtain - Google Patents
Photovoltaic infrared induction intelligent curtain Download PDFInfo
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- CN108158380B CN108158380B CN201711405738.6A CN201711405738A CN108158380B CN 108158380 B CN108158380 B CN 108158380B CN 201711405738 A CN201711405738 A CN 201711405738A CN 108158380 B CN108158380 B CN 108158380B
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- photovoltaic
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47H—FURNISHINGS FOR WINDOWS OR DOORS
- A47H5/00—Devices for drawing draperies, curtains, or the like
- A47H5/02—Devices for opening and closing curtains
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47H—FURNISHINGS FOR WINDOWS OR DOORS
- A47H5/00—Devices for drawing draperies, curtains, or the like
- A47H5/02—Devices for opening and closing curtains
- A47H2005/025—Devices for opening and closing curtains controlled by electronic sensors
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Abstract
The invention provides a photovoltaic infrared induction intelligent curtain which comprises a cross beam and a curtain body, wherein the cross beam is used for providing an installation space; the pull rings are sleeved on the cross beam; the electromagnets are movably connected with the pull ring; a plurality of photovoltaic panels for providing light energy conversion; the connecting sheet is movably connected with the photovoltaic panel; a relay for providing circuit control; the PLC programmable control module is used for providing operation control; the light sensor is used for sensing light signals; a battery for providing electrical energy storage; an infrared photoelectric switch for providing signal detection. The photovoltaic panel opening and closing device has the advantages that the electromagnet is arranged as an action part for opening and closing the photovoltaic panel, no noise is generated, the light sensor is arranged for sensing light signals and the light signals are judged by the PLC programmable control module, no misjudgment occurs, and the photovoltaic panel opening and closing device has the characteristics of high accuracy and no noise pollution.
Description
Technical Field
The invention belongs to the technical field of intelligent home furnishing, and particularly relates to a photovoltaic infrared induction intelligent curtain.
Background
With the improvement of living standard, the requirement of people on living quality is higher and higher, and people usually like to put a bed at a position corresponding to a window in a bedroom so as to obtain a more comfortable sleeping space. According to living habits of people, people often want to irradiate more sunlight to the people when sleeping and waking up, and for people who do not want to leave the bed, the process of pulling the curtain off the bed after sleeping and waking up in the morning can lead to complete lack of mood, and the mood in the morning is influenced to a great extent. At night, people often lose three or four because of sleepiness, often leave the bed again because of forgetting to close the curtain, and when leaving the bed again, people are likely to leave the bed and have no drowsiness.
There are many existing intelligent window shades, such as those disclosed in application No. 201710197031.4, filed as 2017.03.29, entitled intelligent window shade, and the invention provides an intelligent window shade comprising a microcontroller, an infrared distance meter, an infrared thermal sensor, a power source, a motor, a guide rail, a shade fabric, and a guide wire. The microcontroller controls the rotating speed and the number of turns of the motor. The infrared distance meter detects the distance from a person to the intelligent curtain, when the person reaches the range of the infrared distance meter, the infrared thermal sensor generates an electric signal and transmits the electric signal to the microcontroller, and the microcontroller controls the motor to drive the curtain cloth to be opened; when a person leaves the distance range of the infrared distance measuring device, the infrared thermal sensor generates an electric signal, and the microcontroller controls the motor to rotate reversely to drive the curtain cloth to close. Although the intelligent curtain provided by the invention can detect a human body through infrared induction so as to realize the opening or closing of the curtain, when the human body is in the bed, the position change is very small, the phenomenon of misjudgment can occur, and the curtain is opened or closed wrongly.
From the above analysis, the existing intelligent curtain has the following disadvantages:
1. the existing intelligent curtain can only judge the opening or closing of the curtain according to the capture of the large-amplitude movement of people, and the phenomenon of misjudgment exists when the displacement of people is very small, so that the accuracy is low;
2. most of the existing intelligent curtains adopt motors as power sources, and the running noise is large when the curtain is opened or closed, so that the drowsiness of people is seriously influenced.
Disclosure of Invention
The invention provides a photovoltaic infrared induction intelligent curtain, which can effectively solve the problem of low accuracy of the existing intelligent curtain and can also solve the problem of high operation noise of the existing intelligent curtain.
In order to solve the problems, the invention provides a photovoltaic infrared induction intelligent curtain, which adopts the following technical scheme:
a photovoltaic infrared induction intelligent curtain comprises a cross beam, wherein the cross beam is arranged at the upper edge of a window and used for providing an installation space; the pull rings are sleeved on the cross beam and used for providing mounting positions; the electromagnets are movably connected with the pull rings and correspond to the pull rings one by one; the photovoltaic panels are arranged on the electromagnets, correspond to the electromagnets one by one, and are used for providing light energy conversion; the connecting sheet is arranged between two adjacent photovoltaic panels and is movably connected with the photovoltaic panels; the relay is connected with the electromagnets and used for providing circuit control; the PLC programmable control module is connected with the relay and is used for providing operation control; the light sensor is connected with the PLC programmable control module and used for sensing light signals and distinguishing the day from the night; a battery connected to the plurality of photovoltaic panels for providing electrical energy storage; and the infrared photoelectric switch is connected with the PLC programmable control module and is used for detecting action signals of people.
As above-mentioned photovoltaic infrared induction intelligence (window) curtain, further preferred: the PLC programmable control module is connected with the relay and used for controlling the on-off of the relay.
As above-mentioned photovoltaic infrared induction intelligence (window) curtain, further preferred: the infrared photoelectric switch comprises a slide way and a mounting end, and the slide way is used for providing a mounting position; the mounting end is arranged in the slide way and is in up-and-down sliding fit with the slide way.
As above-mentioned photovoltaic infrared induction intelligence (window) curtain, further preferred: the mounting end comprises an infrared transmitter and an infrared receiver, and the infrared transmitter is used for providing infrared signal transmission; the infrared receiver is used for providing infrared signal reception.
As above-mentioned photovoltaic infrared induction intelligence (window) curtain, further preferred: and the winding modes of two adjacent electromagnets are opposite.
As above-mentioned photovoltaic infrared induction intelligence (window) curtain, further preferred: the pull ring comprises a connecting ring and a steering ring, the connecting ring is movably connected with the steering ring, and the connecting ring and the steering ring are made of thermoplastic elastomer materials.
As above-mentioned photovoltaic infrared induction intelligence (window) curtain, further preferred: the crossbeam adopts the aluminum alloy material to make, the crossbeam both ends are equipped with the rubber protective sheath, the rubber protective sheath is used for providing the protection.
As above-mentioned photovoltaic infrared induction intelligence (window) curtain, further preferred: the LED lamp also comprises an LED, wherein the LED is arranged above the cross beam, is connected with the relay and is used for providing illumination.
As above-mentioned photovoltaic infrared induction intelligence (window) curtain, further preferred: the PLC programmable control module is connected with the coding terminal and used for providing coding setting.
As above-mentioned photovoltaic infrared induction intelligence (window) curtain, further preferred: the back of the photovoltaic panel is provided with a shading coating for shading protection.
Analysis shows that compared with the prior art, the invention has the advantages and beneficial effects that:
1. according to the photovoltaic infrared induction intelligent curtain, the electromagnet is arranged to serve as an action part for opening and closing the photovoltaic panel, noise is not generated in the operation process, the light sensor is arranged to sense light signals, the light sensor is connected with the PLC programmable control module, the PLC programmable control module is used for judging the sensing signals of the light sensor in the day and at night, and misoperation is not generated, so that the photovoltaic infrared induction intelligent curtain has the characteristics of high accuracy and no noise pollution.
2. According to the photovoltaic infrared induction intelligent curtain, the infrared photoelectric switch is arranged to detect signals, when a human body acts, the signals can be quickly captured, response is quick, the result is accurate, the mounting end of the infrared photoelectric switch can be matched with the mounting end of the infrared photoelectric switch in a sliding way in a vertical sliding mode, and the position of the mounting end can be conveniently adjusted according to actual needs, so that the photovoltaic infrared induction intelligent curtain has the characteristics of being accurate in result and convenient to adjust.
3. The photovoltaic infrared induction intelligent curtain provided by the invention is convenient for individually setting the opening and closing conditions of the photovoltaic panel by setting the coding terminal, and is convenient for controlling the operation of the curtain by setting the control switch, so that the curtain has the characteristic of convenience in adjustment and control.
Drawings
Fig. 1 is a schematic structural diagram of the photovoltaic infrared induction intelligent curtain provided by the invention.
Fig. 2 is a schematic structural diagram of an infrared photoelectric switch according to the present invention.
In the figure: 1-a coding terminal; 2-control the switch; 3-infrared photoelectric switch; 4-PLC programmable control module; 5-a storage battery; 6-a relay; 7-a photovoltaic panel; 8-a cross beam; 9-an electromagnet; 10-a light emitting diode; 11-a connecting ring; 12-a rubber boot; 13-a steering ring; 14-connecting pieces; 15-a slide way; 16-an infrared emitter; 17-infrared receiver.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1, the invention provides a photovoltaic infrared induction intelligent curtain, which comprises a cross beam 8, wherein the cross beam 8 is installed at the upper edge of a window, and the cross beam 8 is used for providing an installation space; the pull rings are sleeved on the cross beam 8 and used for providing mounting positions; the electromagnets 9 are movably connected with the pull rings, and the electromagnets 9 correspond to the pull rings one by one; the photovoltaic panels 7 are arranged on the electromagnets 9, the photovoltaic panels 7 correspond to the electromagnets 9 one by one, and the photovoltaic panels 7 are used for providing light energy conversion; the connecting sheet 14 is arranged between two adjacent photovoltaic panels 7, and is movably connected with the photovoltaic panels 7; the relay 6 is connected with the electromagnets 9 and used for providing circuit control; the PLC programmable control module 4 is connected with the relay 6 and is used for providing operation control; the light sensor is connected with the PLC programmable control module 4 and used for sensing light signals and distinguishing the day from the night; the storage battery 5 is connected with the photovoltaic panels 7 and used for providing electric energy storage; the infrared photoelectric switch 3 and the infrared photoelectric switch 3 are connected with the PLC programmable control module 4 and used for detecting action signals of people.
Specifically, the photovoltaic infrared induction intelligent curtain is provided with the infrared photoelectric switch 3, so that signals can be detected conveniently, when a human body acts, the human body can be captured quickly, response is quick, and the result is accurate. The light sensor is arranged, so that light signals can be sensed conveniently, the day and the night can be distinguished, the light sensor is connected with the PLC programmable control module 4, and the PLC programmable control module 4 can judge time conveniently, so that the photovoltaic panel 7 does not act or open in the day and does not act or close at night, and misjudgment can not be caused. According to the invention, the electromagnet 9 is arranged as an action part for opening and closing the photovoltaic panel 7, so that no noise is generated, and the photovoltaic panel has the characteristics of high accuracy and no noise pollution.
In order to facilitate the control of the present invention, as shown in fig. 1, the present invention further comprises a control switch 2, and the control switch 2 is connected to a PLC programmable control module 4 for providing the on-off control of the relay. The control switch 2 is arranged, so that the operation of the invention is convenient to control, the control switch 2 is switched off when the invention is not needed to operate, the operation of the invention can be stopped, the control switch 2 is switched on when the invention is needed to operate, the invention can realize normal operation, and the invention has the characteristic of convenient control.
In order to facilitate the adjustment of the present invention, as shown in fig. 1 and 2, the infrared photoelectric switch 3 of the present invention includes a slide 15 and a mounting end, the slide 15 is used for providing a mounting position; the mounting end is arranged in the slideway 15 and is in up-and-down sliding fit with the slideway 15. The installation end is conveniently provided with an installation position by arranging the slide way 15, and the position of the installation end is conveniently adjusted according to actual requirements by arranging the slide way 15 to be movably connected with the installation end, so that the installation end has the characteristic of convenience in adjustment.
In order to facilitate the detection of the present invention, as shown in fig. 1 and 2, the mounting end of the present invention includes an infrared emitter 16 and an infrared receiver 17, the infrared emitter 16 for providing infrared signal transmission; the infrared receiver 17 is used to provide infrared signal reception. The infrared emitter 16 and the infrared receiver 17 are respectively arranged on the corresponding walls of the two side surfaces of the bed, when the bed is in operation, the infrared receiver 17 is used for detecting the infrared signals emitted by the infrared emitter 16, when a human body blocks the infrared rays, the signals are interrupted, so that the infrared receiver 17 detects the human body signals, the detection is convenient and accurate, and the bed has the characteristic of convenience in detection.
In order to facilitate the switching of the photovoltaic panel 7 of the invention, as shown in fig. 1, the winding of two adjacent electromagnets 9 of the invention are reversed. According to the invention, the winding modes of adjacent electromagnets 9 are opposite and are respectively connected with the relay 6, when the photovoltaic panel 7 is required to be opened, the PLC programmable control module 4 controls the contacts of the relay 6 to be completely switched on, the adjacent electromagnets 9 repel each other, and the photovoltaic panel 7 is gradually opened under the action of repulsion force, so that the effect of closing the curtain is achieved; when the photovoltaic panel 7 is required to be closed, the PLC programmable control module 4 controls the relay 6 to be switched on at intervals of contacts, the electromagnets 9 attract each other due to the action of attraction, and the photovoltaic panel 7 is gradually closed to achieve the effect of opening the curtain, so that the curtain opening device has the characteristic of convenience in opening and closing.
In order to make the present invention light, durable and easy to operate, as shown in fig. 1, the pull ring of the present invention comprises a connecting ring 11 and a steering ring 13, wherein the connecting ring 11 is movably connected with the steering ring 13, and the connecting ring 11 and the steering ring 13 are made of thermoplastic elastomer materials. The connecting ring 11 and the steering ring 13 are made of thermoplastic elastomer materials, so that the photovoltaic panel is firm and durable, the weight is light, the running resistance is small, and the photovoltaic panel has the characteristics of portability, durability and convenience in running.
In order to make the present invention firm, as shown in fig. 1, the cross beam 8 of the present invention is made of aluminum alloy, and rubber protection sleeves 12 are provided at two ends of the cross beam 8, and the rubber protection sleeves 12 are used for providing protection. According to the invention, the crossbeam 8 made of the aluminum alloy material is firm and hard to deform, and the rubber protective sleeves 12 are arranged at the two ends of the crossbeam 8, so that the two ends of the crossbeam 8 can be protected from being damaged, and the aluminum alloy crossbeam has the characteristics of firmness and firmness.
In order to facilitate the illumination of the present invention, as shown in fig. 1, the present invention further includes a light emitting diode 10, and the light emitting diode 10 is installed above the beam 8 and connected to the relay 6 for providing illumination. The LED 10 is arranged, so that the lamp can be conveniently lighted at night when the lamp is turned off, and the LED lamp has the characteristic of convenience in lighting.
In order to facilitate the adjustment of the setting of the present invention, as shown in fig. 1, the present invention further includes a code terminal 1, and the code terminal 1 is connected to the PLC programmable control module 4 for providing a code setting. According to the invention, the coding terminal 1 is arranged, so that the PLC programmable control module 4 can be conveniently coded, the opening and closing conditions of the photovoltaic panel 7 can be set individually, and the invention has the characteristic of convenience in setting adjustment.
In order to facilitate shading of the invention, the photovoltaic panel 7 of the invention is provided with a shading coating on the back side, as shown in fig. 1, for providing shading protection. According to the invention, the shading coating is arranged on the back surface of the photovoltaic panel 7, so that shading protection is facilitated, and sunlight can be effectively shielded, so that the photovoltaic panel has the characteristic of convenience in shading.
As shown in fig. 1 and 2, the working process of the present invention is explained in detail as follows:
when the present invention is working normally, the infrared receiver 17 receives the infrared signal emitted from the infrared emitter 16 normally. When the sensing result of the light sensor is judged to be night by the PLC programmable control module 4, a person lays down to cause one-time infrared signal shielding in the action process of lying down, when the infrared receiver 17 cannot receive the infrared signal, the PLC programmable control module 4 controls the relay 6 to be switched on, the adjacent electromagnets 9 repel each other, the photovoltaic panel 7 is gradually opened under the action of attractive force to achieve the effect of closing the curtain, and the light-emitting diode 10 is lightened; when the infrared signal is shielded again by the human body and the infrared receiver 17 cannot receive the infrared signal, the light emitting diode 10 is turned off; when the sensing result of the light sensor is judged to be daytime by the PLC programmable control module 4, the hand is swung to cause shielding of a primary infrared signal, the infrared receiver 17 cannot receive the infrared signal, the PLC programmable control module 4 controls the relay 6 to be switched on at intervals of contacts, the electromagnet 9 attracts each other due to the action of attraction, and the photovoltaic panel 7 is gradually closed, so that the effect of opening the curtain is achieved; when the curtain opening and closing device does not need to act, the control switch 2 is manually turned off, the curtain opening and closing device stops running, and the photovoltaic panel 7 can be manually opened or closed at the moment, so that the effect of opening or closing the curtain is achieved. The coding terminal 1 can perform coding setting on the PLC programmable control module 4, so that the on-off condition of the photovoltaic panel 7 can be set in a personalized manner.
Analysis shows that compared with the prior art, the invention has the advantages and beneficial effects that:
1. according to the photovoltaic infrared induction intelligent curtain, the electromagnet is arranged to serve as an action part for opening and closing the photovoltaic panel, noise is not generated in the operation process, the light sensor is arranged to sense light signals, the light sensor is connected with the PLC programmable control module, the PLC programmable control module is used for judging the sensing signals of the light sensor in the day and at night, and misoperation is not generated, so that the photovoltaic infrared induction intelligent curtain has the characteristics of high accuracy and no noise pollution.
2. According to the photovoltaic infrared induction intelligent curtain, the infrared photoelectric switch is arranged to detect signals, when a human body acts, the signals can be quickly captured, response is quick, the result is accurate, the mounting end of the infrared photoelectric switch can be matched with the mounting end of the infrared photoelectric switch in a sliding way in a vertical sliding mode, and the position of the mounting end can be conveniently adjusted according to actual needs, so that the photovoltaic infrared induction intelligent curtain has the characteristics of being accurate in result and convenient to adjust.
3. The photovoltaic infrared induction intelligent curtain provided by the invention is convenient for individually setting the opening and closing conditions of the photovoltaic panel by setting the coding terminal, and is convenient for controlling the operation of the curtain by setting the control switch, so that the curtain has the characteristic of convenience in adjustment and control.
It will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of or equivalence to the invention are intended to be embraced therein.
Claims (9)
1. The utility model provides a photovoltaic infrared induction intelligence (window) curtain which characterized in that includes:
the beam is arranged at the upper edge position of the window and is used for providing an installation space;
the pull rings are sleeved on the cross beam and used for providing mounting positions;
the electromagnets are movably connected with the pull rings and correspond to the pull rings one by one;
the photovoltaic panels are arranged on the electromagnets, correspond to the electromagnets one by one, and are used for providing light energy conversion; the photovoltaic panel is used as a curtain body;
the connecting sheet is arranged between two adjacent photovoltaic panels and is movably connected with the photovoltaic panels;
the relay is connected with the electromagnets and used for providing circuit control;
the PLC programmable control module is connected with the relay and is used for providing operation control;
the light sensor is connected with the PLC programmable control module and used for sensing light signals and distinguishing the day from the night;
a battery connected to the plurality of photovoltaic panels for providing electrical energy storage;
the infrared photoelectric switch is connected with the PLC programmable control module and is used for detecting action signals of a person;
the winding modes of two adjacent electromagnets are opposite, the two adjacent electromagnets are respectively connected with the relay (6), when the photovoltaic panel is required to be opened, the PLC programmable control module (4) controls the contacts of the relay (6) to be completely switched on, and the adjacent electromagnets (9) repel each other; when the photovoltaic panel (7) is required to be closed, the PLC programmable control module (4) controls the relay (6) to be switched on at intervals of contacts, and the electromagnets (9) attract each other due to the action of attraction.
2. The photovoltaic infrared induction intelligent curtain of claim 1, further comprising:
and the control switch is connected with the PLC programmable control module and is used for providing on-off control of the relay.
3. The photovoltaic infrared induction intelligent curtain as claimed in claim 1 or 2, wherein:
the infrared photoelectric switch comprises a slide way and a mounting end, and the slide way is used for providing a mounting position; the mounting end is arranged in the slide way and is in up-and-down sliding fit with the slide way.
4. The photovoltaic infrared induction intelligent curtain of claim 3, wherein:
the mounting end comprises an infrared transmitter and an infrared receiver, and the infrared transmitter is used for providing infrared signal transmission; the infrared receiver is used for providing infrared signal reception.
5. The photovoltaic infrared induction intelligent curtain as claimed in claim 1 or 2, wherein:
the pull ring comprises a connecting ring and a steering ring, the connecting ring is movably connected with the steering ring, and the connecting ring and the steering ring are made of thermoplastic elastomer materials.
6. The photovoltaic infrared induction intelligent curtain as claimed in claim 1 or 2, wherein:
the crossbeam adopts the aluminum alloy material to make, the crossbeam both ends are equipped with the rubber protective sheath, the rubber protective sheath is used for providing the protection.
7. The photovoltaic infrared induction intelligent curtain of claim 1 or 2, further comprising:
and the light emitting diode is arranged above the cross beam, is connected with the relay and is used for providing illumination.
8. The photovoltaic infrared induction intelligent curtain of claim 1 or 2, further comprising:
and the coding terminal is connected with the PLC programmable control module and is used for providing coding setting.
9. The photovoltaic infrared induction intelligent curtain as claimed in claim 1 or 2, wherein:
the back of the photovoltaic panel is provided with a shading coating for shading protection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711405738.6A CN108158380B (en) | 2017-12-22 | 2017-12-22 | Photovoltaic infrared induction intelligent curtain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711405738.6A CN108158380B (en) | 2017-12-22 | 2017-12-22 | Photovoltaic infrared induction intelligent curtain |
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| Publication Number | Publication Date |
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| CN108158380A CN108158380A (en) | 2018-06-15 |
| CN108158380B true CN108158380B (en) | 2020-12-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711405738.6A Active CN108158380B (en) | 2017-12-22 | 2017-12-22 | Photovoltaic infrared induction intelligent curtain |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112656375B (en) * | 2020-12-23 | 2022-10-25 | 佛山市爱君家庭服务有限公司 | Hospital wireless monitoring system |
| CN112515458A (en) * | 2020-12-25 | 2021-03-19 | 宫全玲 | Intelligent electric curtain |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09187365A (en) * | 1996-01-08 | 1997-07-22 | Aichi Mach Ind Co Ltd | Curtain fixing structure |
| CN2422922Y (en) * | 1999-09-17 | 2001-03-14 | 黄福强 | Infrared sensing automatic shower controller |
| CN200991137Y (en) * | 2006-11-29 | 2007-12-19 | 魏冰冰 | Curtain with magnet |
| CN201326339Y (en) * | 2008-07-18 | 2009-10-14 | 廖友维 | Door window and curtain capable of opening and closing automatically or manually in remote control manner |
| CN103654258A (en) * | 2013-11-30 | 2014-03-26 | 四川邮科通信技术有限公司 | Electronic infrared remote-control curtain based on STC89C52RC single chip microcomputer |
| CN104939654A (en) * | 2015-06-12 | 2015-09-30 | 淮南叶红建材销售有限公司 | Intelligent window curtain |
| CN204743666U (en) * | 2015-07-22 | 2015-11-11 | 杭州冷倍冠科技有限公司 | Curtain control system |
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2017
- 2017-12-22 CN CN201711405738.6A patent/CN108158380B/en active Active
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Effective date of registration: 20201215 Address after: 264006 4th floor, building 2, energy saving science and Technology Park, Gaoxiong Road, Yantai Economic and Technological Development Zone, Shandong Province Patentee after: Yantai HUAFA qixianqin Intellectual Property Operation Co.,Ltd. Address before: 2-1, building 5, Hengqin financial industry service base, Zhuhai City, Guangdong Province, 519000 Patentee before: HENGQIN INTERNATIONAL INTELLECTUAL PROPERTY EXCHANGE Co.,Ltd. |
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Effective date of registration: 20220315 Address after: 519031 Building No. 12-3, Hengqin Financial Industry Development Base, Zhuhai City, Guangdong Province (Centralized Office District) Patentee after: HENGQIN INTERNATIONAL INTELLECTUAL PROPERTY EXCHANGE CO.,LTD. Address before: 264006 4th floor, building 2, energy saving science and Technology Park, Gaoxiong Road, Yantai Economic and Technological Development Zone, Shandong Province Patentee before: Yantai HUAFA qixianqin Intellectual Property Operation Co.,Ltd. |