CN202012883U - Switching device functional in intelligent control of decorative lighting - Google Patents
Switching device functional in intelligent control of decorative lighting Download PDFInfo
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- CN202012883U CN202012883U CN2010206844608U CN201020684460U CN202012883U CN 202012883 U CN202012883 U CN 202012883U CN 2010206844608 U CN2010206844608 U CN 2010206844608U CN 201020684460 U CN201020684460 U CN 201020684460U CN 202012883 U CN202012883 U CN 202012883U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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Abstract
The utility model relates to a switching device functional in intelligent control of a decorative lighting, belonging to the lamp technical field and solving a problem of the prior decorative lighting in energy waste because the decorative lighting cannot be switched off or switched on automatically according to brightness of lights. The intelligent switching on and switching off control device of the decorative lighting comprises connecting wires, a protective connector connected to the connecting wires, and intelligent decorative lighting control switches connected in the connecting wires in series, wherein each of the intelligent decorative lighting control switches includes a cylindrical light sensing cover, a PCB board which is arranged in the cavity of the light sensing cover and provided with a control circuit and two serial type terminal lamp shells; the two serial type terminal lamp shells are air-tightly connected to both ends of the light sensing cover, respectively; the control circuit includes a power source circuit, an anti-interference light operated circuit with a light sensitive sensor, an anti-interference timing circuit and a switching circuit; the connecting wires are connected with the serial type terminal lamp shells and pass through the serial type terminal lamp shells and are electrically connected with the PCB board; the light sensitive sensor is located in the light sensing cover. The switching device has the advantages of automatic switching on and switching off control function, excellent anti-interference performance, and the like.
Description
Technical field
The utility model belongs to technical field of lamps, refers in particular to a kind of lamp decoration intelligent control switch device.
Background technology
Along with development of times, lamp decoration as indispensable ornaments such as Landscape Lighting, decorative advertisement signboard, building profile, Christmas tree and home decorations, is adorned allusion quotation with the dim light of night to get colorful as embodying human civilization progress achievement; But because production firm lacks the corresponding lamp decoration Energy Saving Control device of configuration, cause lamp decoration form lamp decoration kept burning day and night and long night lamp decoration, globalization energy-saving and emission-reduction work is caused adverse influence.
Summary of the invention
The purpose of this utility model provides a kind of lamp decoration intelligent control switch device that can open or close according to the bright dark degree automatic control lamp decorations of light.
The purpose of this utility model is achieved in that a kind of lamp decoration intelligent control switch device, comprise the connection lead, be connected the shielded connector that connects on the lead and be connected on the lamp decoration intelligent control switch that is connected in the lead, it is characterized in that: described lamp decoration intelligent control switch comprises tubular sensitization cover, be installed in the sensitization cover inner chamber and which is provided with pcb board and two formula end lamp housings of getting lines crossed of control circuit, the described two formula end lamp housings of getting lines crossed are being sealedly connected on the two ends of sensitization cover respectively, described control circuit comprises power circuit, the anti-interference light-operated circuit that has light sensor, anti-interference timing circuit and on-off circuit, above-mentioned connection lead is being tightly connected with the formula end lamp housing of getting lines crossed and is passing the formula end lamp housing of getting lines crossed and is being electrically connected with above-mentioned pcb board, and described light sensor is positioned at the sensitization cover.
Above-mentioned shielded connector comprises that the protection sun connects with protection the moon and connects, " 01 " that described protection sun connects is connected with " 02 " two joints with " 01 " of above-mentioned power circuit by being connected lead respectively with " 02 " two joints, and " 03 " that described protection the moon connects is connected with " 04 " two joints with " 03 " of said switching circuit by being connected lead respectively with " 04 " two joints.
The above-mentioned formula end lamp housing of getting lines crossed is being provided with encapsulation cavity, positioning step, sealed groove and internal thread, being provided with in the encapsulation cavity can be to connecting lead seal and the packaging plastic that lead is fixed and protected, positioning step is used for the location of seal and packaging plastic, place seal in the sealed groove, this formula end lamp housing of getting lines crossed is being tightly connected by seal and sensitization cover.
Above-mentioned sensitization cover two ends are equipped with the protection step, are provided with external screw thread between protection step and the end face, and its sensitization cover internal chamber wall is provided with the optics internal tooth, has the PCB draw-in groove on its optics internal tooth, and its external screw thread is being threaded with the internal thread of the formula end lamp housing of getting lines crossed.
The protection step is being used to protect being connected and fixed of sensitization cover and the formula end lamp housing of getting lines crossed, and the optics internal tooth is used to guarantee that light sensor has good photosensitive effect; The PCB draw-in groove is used to locate pcb board.
Above-mentioned pcb board is the two sides, and described control circuit is distributed on the two sides of pcb board, and described pcb board is placed in the above-mentioned PCB draw-in groove.Electronic component that the anti-interference capacitor equidimension is bigger and light sensor are separately positioned on the two sides of pcb board, as can be influential to light sensor with one side, so light sensor can not be installed in one side with the big electronic component of size.
Above-mentioned power circuit comprises resistance R 1, commutation diode D1, Zener diode D2 and electrochemical capacitor C1, " 01 " joint of resistance R 1 one termination power circuit, another termination commutation diode D1 " anode ", commutation diode D1 " negative electrode " meets Zener diode D2 " negative electrode " and electrochemical capacitor the C1 "+utmost point ", and Zener diode D2 " anode " and electrochemical capacitor C1 " utmost point " connect " 02 " joint of power circuit.
Above-mentioned anti-interference light-operated circuit comprises light sensor RL, IC 1, resistance R 2, R3 and capacitor C 2, C3, commutation diode D1 " negative electrode " in the power circuit is connected with light sensor RL, IC 1 " 4 pin ", " 8 pin ", and the light sensor RL other end is connected with resistance R 2, R3; IC 1 " 2 pin ", " 6 pin ", electrochemical capacitor the C2 "+utmost point " are connected with resistance R 2 other ends, IC 1 " 3 pin " is connected with anti-interference timing circuit, IC 1 " 5 pin " connects capacitor C 3 one ends, and capacitor C 3 other ends are connected with " 02 " joint of power circuit with IC 1 " 1 pin ", electrochemical capacitor C2 " utmost point ".
Above-mentioned anti-interference timing circuit comprises IC 2, light emitting diode D3, resistance R 4, R5, R6 and capacitor C 4, C5, IC 1 " 3 pin " and the capacitor C 4 "+utmost point ", resistance R 4, IC 2 " 12 pin ", " 13 pin ", " 14 pin " is connected, resistance R 4 other ends are connected with light emitting diode the D3 "+utmost point ", resistance R 5, R6 is connected with capacitor C 5, resistance R 5 other ends are connected with IC 2 " 1 pin ", capacitor C 5 other ends are connected with IC 2 " 2 pin ", resistance R 6 other ends are connected with IC 2 " 3 pin ", capacitor C 4 " utmost point ", light emitting diode D3 " utmost point ", IC 2 " 5 pin ", " 6 pin ", " 7 pin ", " 9 pin ", " 10 pin " is connected with " 02 " joint of power circuit, and IC 2 " 8 pin " is connected with on-off circuit.
Above-mentioned on-off circuit comprises fuse F1, resistance R 7, R8, triode Q1, bidirectional triode thyristor Q2, IC 2 " 8 pin " is connected with resistance R 7, resistance R 7 other ends are connected with triode Q1 " the B utmost point ", IC1 " 3 pin " is connected with resistance R 8, resistance R 8 other ends and triode Q1 " the C utmost point ", bidirectional triode thyristor Q2 " the G utmost point " is connected, triode Q1 " the E utmost point ", bidirectional triode thyristor Q2 " negative electrode " is connected with " 02 " joint of power circuit, fuse F1 one end is connected with " 01 " joint of power circuit, the fuse F1 other end is connected with " 03 " joint of on-off circuit, and bidirectional triode thyristor Q2 " anode " is connected with " 04 " joint of on-off circuit.
Compared with prior art, the utility model utilization light sensor and capacitor charge and discharge characteristic, control in conjunction with integrated circuit technique, realize that a kind of lamp decoration intelligent control switch closes daytime automatically, automatically opened when evening, light was dark, gauge tap extinguishes after the timing controlled period is a few hours automatically, realizes control automatically, and have good anti-lightning and other light sources short irradiation jamming performance, be not subjected to seasonal effect.It is simple in structure, quick for installation, water proofing property, security are good, switch control is reliable.
Description of drawings
Fig. 1 is a surface structure schematic diagram of the present utility model;
Fig. 2 is the structural representation of its lamp decoration intelligent control switch of the utility model;
Fig. 3 is being the structural representation of its formula end lamp housing of getting lines crossed of the utility model;
Fig. 4 is the structure explosive view of its lamp decoration intelligent control switch of the utility model;
Fig. 5 is the structural representation of its sensitization cover of the utility model;
Fig. 6 is the vertical view of Fig. 5;
Fig. 7 is the control circuit figure on its pcb board of the utility model.
Among the figure, 1, shielded connector; 1a, protection sun connect; 1b, protection the moon connect; 2, connect lead; 3, lamp decoration intelligent control switch; 3a, the formula of getting lines crossed end lamp housing; 3a1, encapsulation cavity; 3a2, positioning step; 3a3, sealed groove; 3a4, internal thread; 3b, pcb board; 3b1; Power circuit; 3b2, anti-interference light-operated circuit; 3b3, anti-interference timing circuit; 3b4, on-off circuit; 3c, sensitization cover; 3c1, external screw thread; 3c2, protection step; 3c3, optics internal tooth; 3c4, PCB draw-in groove; 3d, seal; 3e, lead seal; 3f, packaging plastic; 4, light sensor.
The specific embodiment
The utility model is further described with specific embodiment below in conjunction with accompanying drawing, referring to Fig. 1-7:
A kind of lamp decoration intelligent control switch device, comprise and connect lead 2, be connected the shielded connector 1 that connects on the lead 2 and be connected on the lamp decoration intelligent control switch 3 that is connected in the lead 2, it is characterized in that: described lamp decoration intelligent control switch 3 comprises tubular sensitization cover 3c, be installed in the sensitization cover 3c inner chamber and which is provided with pcb board 3b and two formula end lamp housing 3a that get lines crossed of control circuit, the described two formula end lamp housing 3a that get lines crossed are being sealedly connected on the two ends of sensitization cover 3c respectively, described control circuit comprises power circuit 3b1, the anti-interference light-operated circuit 3b2 that has light sensor 4, anti-interference timing circuit 3b3 and on-off circuit 3b4, above-mentioned connection lead 2 is being tightly connected with the formula end lamp housing 3a that gets lines crossed and is passing the formula end lamp housing 3a that gets lines crossed and is being electrically connected with above-mentioned pcb board 3b, and described light sensor 4 is positioned at sensitization cover 3c.
Above-mentioned shielded connector 1 comprises that the protection sun meets 1a and protection the moon meets 1b, " 01 " that described protection sun meets 1a is connected with " 02 " two joints with above-mentioned power circuit 3b1 " 01 " by being connected lead 2 respectively with " 02 " two joints, and " 03 " that described protection the moon meets 1b is connected with " 04 " two joints with said switching circuit 3b4 " 03 " by being connected lead 2 respectively with " 04 " two joints.
The above-mentioned formula end lamp housing 3a that gets lines crossed is being provided with encapsulation cavity 3a1, positioning step 3a2, sealed groove 3a3 and internal thread 3a4, being provided with in the encapsulation cavity 3a1 can be to connecting lead seal 3e and the packaging plastic 3f that lead 2 is fixed and protected, positioning step 3a2 is used for the location of seal 3d and packaging plastic 3f, place seal 3d in the sealed groove 3a3, this formula end lamp housing 3a that gets lines crossed is being tightly connected by seal 3d and sensitization cover 3c.
Above-mentioned sensitization cover 3c two ends are equipped with protection step 3c2, be provided with external screw thread 3c1 between protection step 3c2 and the end face, its sensitization cover 3c internal chamber wall is provided with optics internal tooth 3c3, have PCB draw-in groove 3c4 on its optics internal tooth 3c3, its external screw thread 3c1 is being threaded with the internal thread 3a4 of the formula end lamp housing 3a that gets lines crossed.
Protection step 3c2 is being used to protect being connected and fixed of sensitization cover 3c and the formula end lamp housing 3a that gets lines crossed, and optics internal tooth 3c3 is used to guarantee that light sensor 4 has good photosensitive effect; PCB draw-in groove 3c4 is used to locate pcb board 3b.
Above-mentioned pcb board 3b is the two sides, and described control circuit is distributed on the two sides of pcb board 3b, and described pcb board 3b is placed among the above-mentioned PCB draw-in groove 3c4.
Above-mentioned power circuit 3b1 comprises resistance R 1, commutation diode D1, Zener diode D2 and electrochemical capacitor C1, " 01 " joint of resistance R 1 one termination power circuit 3b1, another termination commutation diode D1 " anode ", commutation diode D1 " negative electrode " meets Zener diode D2 " negative electrode " and electrochemical capacitor the C1 "+utmost point ", and Zener diode D2 " anode " and electrochemical capacitor C1 " utmost point " connect " 02 " joint of power circuit 3b1.
Above-mentioned anti-interference light-operated circuit 3b2 comprises light sensor RL, IC 1, resistance R 2, R3 and capacitor C 2, C3, commutation diode D1 " negative electrode " in the power circuit is connected with light sensor RL, IC 1 " 4 pin ", " 8 pin ", and the light sensor RL other end is connected with resistance R 2, R3; IC 1 " 2 pin ", " 6 pin ", electrochemical capacitor the C2 "+utmost point " are connected with resistance R 2 other ends, IC 1 " 3 pin " is connected with anti-interference timing circuit 3b3, IC 1 " 5 pin " connects capacitor C 3 one ends, and capacitor C 3 other ends are connected with " 02 " joint of power circuit 3b 1 with IC 1 " 1 pin ", electrochemical capacitor C2 " utmost point ".
Above-mentioned anti-interference timing circuit 3b3 comprises IC 2, light emitting diode D3, resistance R 4, R5, R6 and capacitor C 4, C5, IC 1 " 3 pin " and the capacitor C 4 "+utmost point ", resistance R 4, IC 2 " 12 pin ", " 13 pin ", " 14 pin " is connected, resistance R 4 other ends are connected with light emitting diode the D3 "+utmost point ", resistance R 5, R6 is connected with capacitor C 5, resistance R 5 other ends are connected with IC 2 " 1 pin ", capacitor C 5 other ends are connected with IC 2 " 2 pin ", resistance R 6 other ends are connected with IC 2 " 3 pin ", capacitor C 4 " utmost point ", light emitting diode D3 " utmost point ", IC 2 " 5 pin ", " 6 pin ", " 7 pin ", " 9 pin ", " 10 pin " is connected with " 02 " joint of power circuit 3b1, and IC 2 " 8 pin " is connected with on-off circuit 3b4.
Above-mentioned on-off circuit 3b4 comprises fuse F1, resistance R 7, R8, triode Q1, bidirectional triode thyristor Q2, IC 2 " 8 pin " is connected with resistance R 7, resistance R 7 other ends are connected with triode Q1 " the B utmost point ", IC1 " 3 pin " is connected with resistance R 8, resistance R 8 other ends and triode Q1 " the C utmost point ", bidirectional triode thyristor Q2 " the G utmost point " is connected, triode Q1 " the E utmost point ", bidirectional triode thyristor Q2 " negative electrode " is connected with " 02 " joint that meets power circuit 3b1, fuse F1 one end is connected with " 01 " joint that meets power circuit 3b1, the fuse F1 other end is connected with " 03 " joint of on-off circuit 3b4, and bidirectional triode thyristor Q2 " anode " is connected with " 04 " joint of on-off circuit 3b4.
The foregoing description is preferred embodiment of the present utility model only, is not to limit protection domain of the present utility model according to this, so: all equivalences of doing according to structure of the present utility model, shape, principle change, and all should be covered by within the protection domain of the present utility model.
Claims (9)
1. lamp decoration intelligent control switch device, comprise and connect lead (2), be connected the shielded connector (1) that connects on the lead (2) and be connected on the lamp decoration intelligent control switch (3) that is connected in the lead (2), it is characterized in that: described lamp decoration intelligent control switch (3) comprises tubular sensitization cover (3c), be installed in sensitization cover (3c) inner chamber and which is provided with pcb board (3b) and two formula end lamp housings (3a) of getting lines crossed of control circuit, the described two formula end lamp housings (3a) of getting lines crossed are being sealedly connected on the two ends of sensitization cover (3c) respectively, described control circuit comprises power circuit (3b1), the anti-interference light-operated circuit (3b2) that has light sensor (4), anti-interference timing circuit (3b3) and on-off circuit (3b4), above-mentioned connection lead (2) is being tightly connected with the formula end lamp housing (3a) of getting lines crossed and is passing the formula end lamp housing (3a) of getting lines crossed and is being electrically connected with above-mentioned pcb board (3b), and described light sensor (4) is positioned at sensitization cover (3c).
2. a kind of lamp decoration intelligent control switch device according to claim 1, it is characterized in that: described shielded connector (1) comprises that the protection sun meets (1a) and protection the moon meets (1b), " 01 " that described protection sun meets (1a) is connected with " 02 " two joints with " 01 " of above-mentioned power circuit (3b1) by being connected lead (2) respectively with " 02 " two joints, and " 03 " that described protection the moon meets (1b) is connected with " 04 " two joints with " 03 " of said switching circuit (3b4) by being connected lead (2) respectively with " 04 " two joints.
3. a kind of lamp decoration intelligent control switch device according to claim 2, it is characterized in that: the described formula end lamp housing (3a) of getting lines crossed is being provided with encapsulation cavity (3a1), positioning step (3a2), sealed groove (3a3) and internal thread (3a4), being provided with in the encapsulation cavity (3a1) can be to connecting lead seal (3e) and the packaging plastic (3f) that lead (2) is fixed and protected, positioning step (3a2) is used for the location of seal (3d) and packaging plastic (3f), place seal (3d) in the sealed groove (3a3), this formula end lamp housing (3a) of getting lines crossed is being tightly connected by seal (3d) and sensitization cover (3c).
4. a kind of lamp decoration intelligent control switch device according to claim 3, it is characterized in that: described sensitization cover (3c) two ends are equipped with protection step (3c2), be provided with external screw thread (3c1) between protection step (3c2) and the end face, its sensitization cover (3c) internal chamber wall is provided with optics internal tooth (3c3), have PCB draw-in groove (3C4) on its optics internal tooth (3c3), its external screw thread (3c1) is being threaded with the internal thread (3a4) of the formula end lamp housing (3a) of getting lines crossed.
5. a kind of lamp decoration intelligent control switch device according to claim 4, it is characterized in that: described pcb board (3b) is the two sides, described control circuit is distributed on the two sides of pcb board (3b), and described pcb board (3b) is placed in the above-mentioned PCB draw-in groove (3C4).
6. according to claim 2 or 3 or 4 or 5 described a kind of lamp decoration intelligent control switch devices, it is characterized in that: described power circuit (3b1) comprises resistance R 1, commutation diode D1, Zener diode D2 and electrochemical capacitor C1, " 01 " joint of resistance R 1 one termination power circuit (3b1), another termination commutation diode D1 " anode ", commutation diode D1 " negative electrode " meets Zener diode D2 " negative electrode " and electrochemical capacitor the C1 "+utmost point ", and Zener diode D2 " anode " and electrochemical capacitor C1 " utmost point " connect " 02 " joint of power circuit (3b1).
7. according to claim 2 or 3 or 4 or 5 described a kind of lamp decoration intelligent control switch devices, it is characterized in that: described anti-interference light-operated circuit (3b2) comprises light sensor RL, IC 1, resistance R 2, R3 and capacitor C 2, C3, commutation diode D1 " negative electrode " in the power circuit is connected with light sensor RL, IC 1 " 4 pin ", " 8 pin ", and the light sensor RL other end is connected with resistance R 2, R3; IC 1 " 2 pin ", " 6 pin ", electrochemical capacitor the C2 "+utmost point " are connected with resistance R 2 other ends, IC 1 " 3 pin " is connected with anti-interference timing circuit (3b3), IC 1 " 5 pin " connects capacitor C 3 one ends, and capacitor C 3 other ends are connected with " 02 " joint of power circuit (3b1) with IC 1 " 1 pin ", electrochemical capacitor C2 " utmost point ".
8. according to claim 2 or 3 or 4 or 5 described a kind of lamp decoration intelligent control switch devices, it is characterized in that: described anti-interference timing circuit (3b3) comprises IC 2, light emitting diode D3, resistance R 4, R5, R6 and capacitor C 4, C5, IC 1 " 3 pin " and the capacitor C 4 "+utmost point ", resistance R 4, IC 2 " 12 pin ", " 13 pin ", " 14 pin " is connected, resistance R 4 other ends are connected with light emitting diode the D3 "+utmost point ", resistance R 5, R6 is connected with capacitor C 5, resistance R 5 other ends are connected with IC 2 " 1 pin ", capacitor C 5 other ends are connected with IC 2 " 2 pin ", resistance R 6 other ends are connected with IC 2 " 3 pin ", capacitor C 4 " utmost point ", light emitting diode D3 " utmost point ", IC 2 " 5 pin ", " 6 pin ", " 7 pin ", " 9 pin ", " 10 pin " is connected with " 02 " joint of power circuit (3b1), and IC 2 " 8 pin " is connected with on-off circuit (3b4).
9. according to claim 2 or 3 or 4 or 5 described a kind of lamp decoration intelligent control switch devices, it is characterized in that: described on-off circuit (3b4) comprises fuse F1, resistance R 7, R8, triode Q1, bidirectional triode thyristor Q2, IC 2 " 8 pin " is connected with resistance R 7, resistance R 7 other ends are connected with triode Q1 " the B utmost point ", IC1 " 3 pin " is connected with resistance R 8, resistance R 8 other ends and triode Q1 " the C utmost point ", bidirectional triode thyristor Q2 " the G utmost point " is connected, triode Q1 " the E utmost point ", bidirectional triode thyristor Q2 " negative electrode " is connected with " 02 " joint of power circuit (3b1), fuse F1 one end is connected with " 01 " joint of power circuit (3b1), the fuse F1 other end is connected with " 03 " joint of on-off circuit (3b4), and bidirectional triode thyristor Q2 " anode " is connected with " 04 " joint of on-off circuit (3b4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206844608U CN202012883U (en) | 2010-12-28 | 2010-12-28 | Switching device functional in intelligent control of decorative lighting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206844608U CN202012883U (en) | 2010-12-28 | 2010-12-28 | Switching device functional in intelligent control of decorative lighting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202012883U true CN202012883U (en) | 2011-10-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206844608U Expired - Fee Related CN202012883U (en) | 2010-12-28 | 2010-12-28 | Switching device functional in intelligent control of decorative lighting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202012883U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105573172A (en) * | 2016-01-27 | 2016-05-11 | 姚安宇 | Rotary advertisement screen control circuit |
-
2010
- 2010-12-28 CN CN2010206844608U patent/CN202012883U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105573172A (en) * | 2016-01-27 | 2016-05-11 | 姚安宇 | Rotary advertisement screen control circuit |
| CN105573172B (en) * | 2016-01-27 | 2018-12-28 | 姚安宇 | Rotary advertisment screen control circuit |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111019 Termination date: 20131228 |