CN202769532U - Signboard assembly and signboard lighting device - Google Patents
Signboard assembly and signboard lighting device Download PDFInfo
- Publication number
- CN202769532U CN202769532U CN2012204907584U CN201220490758U CN202769532U CN 202769532 U CN202769532 U CN 202769532U CN 2012204907584 U CN2012204907584 U CN 2012204907584U CN 201220490758 U CN201220490758 U CN 201220490758U CN 202769532 U CN202769532 U CN 202769532U
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- sign board
- lighting device
- baffle plate
- battery
- solar module
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Abstract
The utility model provides a signboard lighting device which comprises a light-emitting diode (LED) lamp set used for lighting a signboard, an installation seat, a solar cell assembly arranged at the top end of the installation seat, a storage battery connected with the LED lamp set and a printed circuit board (PCB) circuit board integrated with a control circuit. An installation groove when the signboard is positioned in arranged on the lateral side of the installation seat. The control circuit comprises a controller and a switch tube Q1, wherein an input end of the controller is connected with the solar cell assembly, an output end of the controller is connected with the storage battery, the switch tube Q1 is arranged in a circuit formed by the LED lamp seat and the storage battery, and a base electrode of the switch tube Q1 is connected with the solar cell assembly through a resistor R6. The solar cell assembly can convert solar energy into electricity which is stored in the storage battery, the storage battery can supply power to the LED lamp set, the installation position of the lighting device is not limited by electric supply, and the installation position of the signboard is not limited by the electric supply. The utility model further provides a signboard assembly.
Description
Technical field
The utility model relates to the advertisement and identifier technical field, more particularly, relates to a kind of lighting device of Sign Board, and the utility model also provides a kind of Sign Board assembly with lighting device of above-mentioned Sign Board.
Background technology
Sign, load the sign of brand, title, implication and commercial value and brand organically combine, propagation brand recognition brand image is had very important impact.Outdoor sign has its distinct characteristic as the media arranged side by side with video display, plane, broadcasting, and different according to its effect of playing of difference of applied environment, outdoor sign is mainly used in advertising, public direction and logo image.
In the situation that there is not illumination night, in order to make people see rapidly Sign Board and to identify literal on it, be provided with a plurality of LED lamps be used to illuminating on the outdoor Sign Board, often powered to the LED lamp by circuit by civil power in the prior art.But, because some place is not easy to the installation of transmission line of electricity, causes mains-supplied to have certain limitation, and then limited the installation site of outdoor Sign Board.
In addition, because the transmission line of electricity that mains-supplied is used wiring is loaded down with trivial details, outward appearance is in disorder, exists very large potential safety hazard.And outdoor Sign Board of the prior art includes only a sign glass, is not easy to install.
The installation site of how to realize Sign Board is not subjected to the restriction of mains-supplied, is the technical problem that present those skilled in the art need to be resolved hurrily.
The utility model content
In view of this, the purpose of this utility model is to provide a kind of lighting device of Sign Board, is not subjected to the restriction of mains-supplied to realize its installation site, and then the installation site of realization Sign Board is not subjected to the restriction of mains-supplied.
In order to achieve the above object, the utility model provides following technical scheme:
A kind of lighting device of Sign Board comprises:
Be used for illuminating the LED lamp group of Sign Board;
Mount pad offers on its side be used to the mounting groove that described Sign Board is installed;
Be arranged at the solar module on described mount pad top;
The battery that links to each other with described LED lamp group;
Be integrated with the PCB circuit board of control circuit, described control circuit comprise the controller that input links to each other with described solar module, output links to each other with described battery and be arranged at described LED lamp group and circuit that described battery consists of in switching tube Q1, and the base stage of described switching tube Q1 links to each other with described solar module by resistance R 6.
Preferably, in the lighting device of above-mentioned Sign Board, also comprise the hand control switch S1 in the loop that is arranged at described LED lamp group and described battery formation.
Preferably, in the lighting device of above-mentioned Sign Board, described controller is the CN3082 chip, and the 4th pin of described CN3082 chip is described input, and the 5th pin is described output.
Preferably, in the lighting device of above-mentioned Sign Board, described switching tube Q1 is triode, and the base stage of described triode links to each other with described solar module by described resistance R 6, and emitter stage links to each other with described battery, and colelctor electrode links to each other with described LED lamp group.
Preferably, in the lighting device of above-mentioned Sign Board, the top of described mount pad is provided with the placement section with placed cavity, and described PCB circuit board and described battery all are arranged in the described placed cavity.
Preferably, in the lighting device of above-mentioned Sign Board, described placement section comprises the first baffle plate and the second baffle that is oppositely arranged, described solar module is set up between described the first baffle plate and described second baffle, and the top of described the first baffle plate and described second baffle is respectively arranged with and two relative edges' of described solar module edge card can be located at its inner draw-in groove.
Preferably, in the lighting device of above-mentioned Sign Board, described placement section also comprise the end that is connected in described the first baffle plate and described second baffle an end the 3rd baffle plate and be connected in the other end of described the first baffle plate and the 4th baffle plate of the other end of described second baffle; And described the first baffle plate, described second baffle, described the 3rd baffle plate and described the 4th baffle plate surround described placed cavity.
Preferably, in the lighting device of above-mentioned Sign Board, described mounting groove is near being provided with a plurality of LED locating holes of arranging along the width of described Sign Board on the sidewall of described solar module, and described LED locating hole all is connected with described mounting groove.
Preferably, in the lighting device of above-mentioned Sign Board, the side away from described mounting groove on the described mount pad also offers T-shaped groove, also is provided with the T-shaped connector that can be installed on the fixture on this T-shaped groove.
Can find out from above-mentioned technical scheme, the lighting device of the Sign Board that the utility model provides, in the time of by day, solar module can convert solar energy into electrical energy, its output voltage is greater than the voltage of battery, switching tube Q1 cut-off, it is charge in batteries that control circuit can be controlled solar module by controller; In the situation that there is not illumination night, the output voltage of solar module reduces, close to 0, the voltage of battery is far longer than the voltage of solar module, switching tube Q1 conducting this moment, battery is the power supply of LED lamp group, the indicator lamp in the LED lamp group is lighted, thereby can be reached the purpose that illuminates Sign Board.
Because the solar module in the lighting device of the Sign Board that the utility model provides can convert solar energy into electrical energy, with electrical power storage in battery, and be LED lamp group power supply by battery, therefore, the lighting device of above-mentioned Sign Board can be independently-powered by battery, need not to lay transmission line of electricity, broken away from the limitation of civil power fully, so the installation site of above-mentioned lighting device is not subjected to the restriction of mains-supplied, and then the installation site of having realized Sign Board is not subjected to the restriction of mains-supplied.
The utility model also provides a kind of Sign Board assembly, the lighting device that comprises Sign Board and the described Sign Board that links to each other with described Sign Board and be used for throwing light on, described lighting device is the lighting device of above-mentioned any one Sign Board, because the lighting device of above-mentioned Sign Board has above-mentioned effect, Sign Board assembly with lighting device of above-mentioned Sign Board has same effect, therefore this paper repeats no more.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art, apparently, accompanying drawing in the following describes is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of the mount pad that provides of the utility model embodiment;
Fig. 2 is the structural representation of the solar module that provides of the utility model embodiment;
Fig. 3 is the structural representation of the control circuit that provides of the utility model embodiment.
The specific embodiment
The lighting device that the utility model embodiment provides a kind of installation site not to be subjected to the Sign Board of mains-supplied restriction, and then the installation site of having realized Sign Board is not subjected to the restriction of mains-supplied.
For the purpose, technical scheme and the advantage that make the utility model embodiment clearer, below in conjunction with the accompanying drawing among the utility model embodiment, technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that obtains under the creative work prerequisite, all belong to the scope of the utility model protection.
Please refer to accompanying drawing 1-3, the lighting device of the Sign Board that the utility model embodiment provides comprises: the LED lamp group that is used for illuminating Sign Board; Offer the mount pad 1 for the mounting groove 11 that Sign Board is installed on the side, preferred because aluminium section bar light weight and belong to material commonly used is convenient to buy, mount pad 1 is fabricated to the aluminium section bar seat; Be arranged at the solar module 2 on mount pad 1 top; The battery (not shown) that links to each other with LED lamp group; Be integrated with the PCB circuit board (not shown) of control circuit, above-mentioned control circuit comprise input and solar module 2 links to each other, output links to each other with battery controller and be arranged at LED lamp group and circuit that battery consists of in switching tube Q1, and the base stage of switching tube Q1 links to each other with solar module 2 by resistance R 6.
Need to prove, solar module 2 is the abbreviations by cover-plate glass layer 21, EVA(Ethylene-vinyl acetate, ethylene-vinyl acetate copolymer) layer 22, solar cell lamella 23, EVA layer 24 and back-panel glass layer 25, this five part is stacked and laminated together, then loads onto frame and consists of.
When using the lighting device of the Sign Board that the utility model embodiment provides, at first need Sign Board is installed in the mounting groove 11 of mount pad 1, because above-mentioned lighting device is by day the time, solar module 2 can convert solar energy into electrical energy, its output voltage is greater than the voltage of battery, switching tube Q1 cut-off, control circuit can be controlled solar module 2 by controller and be charge in batteries; In the situation that there is not illumination night, the output voltage of solar module 2 reduces, close to 0, the voltage of battery is far longer than the voltage of solar module 2, switching tube Q1 conducting this moment, battery is the power supply of LED lamp group, the indicator lamp in the LED lamp group is lighted, thereby can be reached the purpose that illuminates Sign Board.
Because the solar module 2 in the lighting device of the Sign Board that the present embodiment provides can convert solar energy into electrical energy, with electrical power storage in battery, and be LED lamp group power supply by battery, therefore, the lighting device of above-mentioned Sign Board can be independently-powered by battery, need not to lay transmission line of electricity, broken away from the limitation of civil power fully, so the installation site of above-mentioned lighting device is not subjected to the restriction of mains-supplied, and then the installation site of having realized Sign Board is not subjected to the restriction of mains-supplied.
For fear of in the situation that there is not flow of personnel, LED lamp group is in the waste of energy that the situation of illumination causes always, and the lighting device of the Sign Board that above-described embodiment provides also comprises the hand control switch S1 that is arranged in the loop that LED lamp group and battery consist of.Concrete, in the present embodiment, as shown in Figure 3, hand control switch S1 is arranged in the circuit of battery and switching tube Q1 formation, when the closed hand control switch S1 of operating personnel, and supply line's conducting, LED lamp group can illuminate Sign Board; When operating personnel disconnected hand control switch S1, supply line disconnected, and LED lamp group does not work, and therefore, people are in resting state at night, when not needing advertising, hand control switch S1 was disconnected, and can save electric energy, prevented the waste of the energy.
Preferably, in the lighting device of the Sign Board that above-described embodiment provides, controller is the CN3082 chip, and the 4th pin of CN3082 chip is input, is used for linking to each other with solar module 2, and the 5th pin is output, is used for linking to each other with battery.Certainly, controller can also can discharge and recharge to battery for other chip or single-chip microcomputer of control.
In the present embodiment, control circuit adopts the CN3082 chip as controller, and as shown in Figure 3, the CN3082 chip can discharge and recharge control to multiple battery.The hot modulation circuit of its inside can be at the power dissipation ratio of device large or environment temperature chip temperature is controlled in the safe range in higher.Chip internal is integrated with high-accuracy voltage comparator, and precision reaches 1%, and the constant-current charge final voltage can accurately be set.8 analog to digital converters of its inside, can automatically adjust charging current according to the electric current fan-out capability of input voltage source, the user does not need to consider worst case, can maximally utilise the electric current fan-out capability of input voltage source, be fit to very much to utilize the battery charging of the limited voltage fed of the electric current fan-out capability such as solar panels to use.The CN3082 charging current can be passed through a non-essential resistance setting.
The first pin, TEMP: battery temperature detects input.The TEMP pin is received the output of the NTC sensor of battery.If the voltage of TEMP pin less than input voltage 45% or surpass 0.15 second greater than 80% of input voltage, mean that battery temperature crosses lowly or too high, then charging will be suspended, expression enters battery fault condition.If TEMP input voltage 45% and 80% between surpass 0.15 second, then battery fault condition will be eliminated, charging will continue.If the TEMP pin is received ground, the battery temperature monitoring function will be under an embargo.
The second pin, ISET: the constant-current charge electric current arranges end.Connecting a non-essential resistance from the ISET pin can arrange charging current to the ground end.At pre-charge state and keep charged state, the voltage of this pin is modulated at 0.44V; At the constant-current charge state, the voltage of this pin is modulated at 2.2V.
The constant-current charge electric current is determined by following formula:
ICH=1950V／RISET （A）
At pre-charge state, charging current is 20% of constant-current charge electric current.
Three-prong, GND: power supply ground.
The 4th pin, VIN: input voltage positive input terminal.The voltage of this pin is the working power of internal circuit.When the voltage difference of VIN and BAT pin during less than 40mv, CN3082 will enter the sleep pattern of low-power consumption, this moment the BAT pin electric current less than 3uA.
The 5th pin, BAT: battery link.The anode of battery is connected to this pin, and the BAT pin provides charging current to battery.
The 6th pin, IMIN: keep electric current end is set.At the constant-current charge state, when cell voltage reached set constant-current charge final voltage, the constant-current charge state finished, CN3082 enters and keeps charged state, and to keep electric current battery is charged, as long as and input voltage is arranged, CN3082 will charge to battery to keep electric current always.Keeping electric current is determined by following formula:
IMIN＝(0.44／RISET＋0.44／RIMIN－VIN／RIMIN)×886
If following formula is negative value, mean that then keeping electric current is 0 ampere.So keep scope that electric current can arrange 0 ampere to the constant-current charge electric current 20% between.
The 7th pin, CHRG: the charged state indication end of open-drain output.When CN3082 was in pre-charge state and constant-current charge state, the CHRG pin was moved to low level by internal switch, and the expression charging is carried out; Otherwise the CHRG pin is in high-impedance state.
The 8th pin, FB: cell voltage feedback input end.Cell voltage feeds back to CN3082 by this pin.When FB pin voltage during less than 1.54V, CN3082 is in pre-charge state; When FB pin voltage during during greater than 1.54V and less than 2.445V, CN3082 is in the constant-current charge state; When the FB pin voltage rose to 2.445V, CN3082 finished the constant-current charge state, enters and keeps charged state.So voltage corresponding to battery-end this moment is:
VBAT＝2.445×(1＋R3／R4)
S1 is hand control switch, and Q1 plays the effect of light-operated switch, more selects for the user.When S1 is closed, daytime solar components output voltage greater than the voltage of battery, the Q1 cut-off, LED light D1-D10 does not work; Night, the output voltage of solar components reduced, and close to 0, the voltage of battery is far longer than the voltage of solar components, the Q1 conducting, and LED light D1-D10 lights, and resistance R 7-R16 plays metering function.
In sum, the CN3082 chip is discharging and recharging in the process of control battery, has anti-reverse charging, overcharges, crosses the defencive function of putting, the service life that it can the Effective Raise battery.
It should be explained that:
Anti-reverse charging refers to prevent night, overcast and rainy or when shade occurring and blocking, solar components voltage is less than battery tension, and battery fills solar module is counter.
Overcharge refer to battery charge normal complete after, continue high-voltage charge.
Cross put refer to that battery normally is discharged to blanking voltage after, continue discharge.
Concrete, above-mentioned switching tube Q1 is preferably triode, and the base stage of triode links to each other with solar module 2 by resistance R 6, and emitter stage links to each other with battery, and colelctor electrode links to each other with LED lamp group.At this moment, when the base stage of triode was low level, namely the output voltage of solar module 2 was less than the voltage of battery, the triode conducting, and battery is the power supply of LED lamp group, otherwise, the triode cut-off, solar module 2 is charge in batteries.It will be appreciated by persons skilled in the art that this switching tube Q1 can also be the metal-oxide-semiconductor of low level conducting, such as positive-negative-positive metal-oxide-semiconductor etc.
In order further to optimize technique scheme, the top of mount pad 1 is provided with the placement section with placed cavity, and PCB circuit board and battery all are arranged in the placed cavity; Be convenient to the circuit and being connected that battery is connected with solar module in the PCB circuit board this moment, and then be convenient to the assembling of lighting device.Certainly, PCB circuit board and battery can also directly be fixed on the side or end face of mount pad 1, also can offer standing groove at mount pad 1, and PCB circuit board and battery are arranged in the standing groove; The present embodiment is not done restriction to the installation site of PCB circuit board and battery.
Concrete, above-mentioned placement section comprises the first baffle plate 15 and the second baffle 13 that is oppositely arranged, solar module 2 is set up between the first baffle plate 15 and second baffle 13, and the top of the first baffle plate 15 and second baffle 13 is respectively arranged with and 2 two relative edges' of solar module edge card can be located at its inner draw-in groove.The diapire of above-mentioned draw-in groove and sidewall can wrap up 2 two relative edges' of solar module edge; solar module 2 is played a protective role; and draw-in groove can also be located solar module 2 well; can prevent that it breaks away from mount pad 1, and then the service life of having improved solar module 2.Said structure is a kind of concrete way of realization of placement section, and it can also be other structures, is provided with the placement piece of standing groove such as the top, and the placing rack that perhaps is spliced by pole is introduced no longer one by one at this.
Further, the placement section that provides of above-described embodiment also comprise the end that is connected in the first baffle plate 15 and second baffle 13 an end the 3rd baffle plate and be connected in the other end of the first baffle plate 15 and the 4th baffle plate of the other end of second baffle 13; And the first baffle plate, second baffle, the 3rd baffle plate and the 4th baffle plate surround placed cavity.Need to prove; an end that links to each other with the 3rd baffle plate on an end that links to each other with the 3rd baffle plate on the first baffle plate 15 and the second baffle 13 is positioned at the same side; an end that links to each other with the 4th baffle plate on an end that links to each other with the 4th baffle plate on the first baffle plate 15 and the second baffle 13 is positioned at the same side; i.e. the first baffle plate; second baffle; the 3rd baffle plate and the 4th baffle plate join end to end successively and jointly surround placed cavity; this moment, PCB circuit board and battery all were placed in the placed cavity; the first baffle plate; second baffle; the 3rd baffle plate and the 4th baffle plate surround the space of a sealing jointly; PCB circuit board and battery are not leaked outside; protect it not to be subjected to external impacts, simultaneously attractive in appearance.
In the lighting device of the Sign Board that above-described embodiment provides, mounting groove 11 is near being provided with a plurality of LED locating holes 14 of arranging along the width of Sign Board on the sidewall of solar module 2, LED locating hole 14 all is connected with mounting groove 11, so that the light source of LED is penetrated in the mounting groove 11.Each LED lamp of LED lamp group is placed on respectively in the LED locating hole 14, and when battery was powered to LED lamp group, the LED lamp was lighted, and it can illuminate the Sign Board that is installed in the mounting groove 11.Certainly, the LED lamp can also by suspended structure be suspended on Sign Board around, perhaps LED locating hole 14 is opened in other positions of mount pad, had not only satisfied location LED lamp but also can make the position of LED lamp can illuminate the requirement of Sign Board to reach same, the present embodiment is not done restriction.
Be installed on body of wall, building or other the fixture for the ease of lighting device, in the lighting device of the Sign Board that above-described embodiment provides, side away from mounting groove 11 on the mount pad 1 also offers T-shaped groove 12, also is provided with the T-shaped connector that can be installed on the fixture on this T-shaped groove 12.Concrete, the free end of T-shaped connector is set to the threaded rod section, when lighting device is installed, directly the threaded rod section of T-shaped connector is passed the installing hole on the fixture, then with nut its locking is got final product.Aforesaid way is convenient to install, and simple to operate, because T-shaped connector is positioned at T-shaped groove 12, T-shaped connector can not expose that side that Sign Board is installed at lighting device, so people can not touch T-shaped connector, can not cause accidental injury to people.Above-mentioned mount pad 1 can also be arranged on body of wall, building or other the fixture by bolt or other syndeton, and the present embodiment is not done restriction to this.
The present embodiment also provides a kind of Sign Board assembly, comprises Sign Board and links to each other with Sign Board and be used for the lighting device of illuminating marker board, and lighting device is the lighting device of the described Sign Board of the present embodiment any one.For the ease of seeing through of the light source of LED lamp, above-mentioned Sign Board is preferably the glass Sign Board.
The lighting device of the Sign Board that provides in the present embodiment is provided above-mentioned Sign Board assembly, the installation site of having realized lighting device is not limited by mains-supplied, and then the installation site of having realized Sign Board is not subjected to the restriction of mains-supplied, its advantage is that the lighting device by Sign Board brings, concrete please refer to part relevant in above-described embodiment, just repeat no more at this.
Each embodiment adopts the mode of going forward one by one to describe in this specification, and what each embodiment stressed is and the difference of other embodiment that identical similar part is mutually referring to getting final product between each embodiment.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the utility model.Multiple modification to these embodiment will be apparent concerning those skilled in the art, and General Principle as defined herein can be in the situation that do not break away from spirit or scope of the present utility model, in other embodiments realization.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. the lighting device of a Sign Board is characterized in that, comprising:
Be used for illuminating the LED lamp group of Sign Board;
Mount pad (1) offers on its side be used to the mounting groove that described Sign Board is installed (11);
Be arranged at the solar module (2) on described mount pad (1) top;
The battery that links to each other with described LED lamp group;
Be integrated with the PCB circuit board of control circuit, described control circuit comprise input and described solar module (2) links to each other, output links to each other with described battery controller and be arranged at described LED lamp group and circuit that described battery consists of in switching tube Q1, and the base stage of described switching tube Q1 links to each other with described solar module (2) by resistance R 6.
2. the lighting device of Sign Board according to claim 1 is characterized in that, also comprises the hand control switch S 1 in the loop that is arranged at described LED lamp group and described battery formation.
3. the lighting device of Sign Board according to claim 2 is characterized in that, described controller is the CN3082 chip, and the 4th pin of described CN3082 chip is described input, and the 5th pin is described output.
4. the lighting device of Sign Board according to claim 1, it is characterized in that, described switching tube Q1 is triode, and the base stage of described triode links to each other with described solar module (2) by described resistance R 6, emitter stage links to each other with described battery, and colelctor electrode links to each other with described LED lamp group.
5. the lighting device of Sign Board according to claim 1 is characterized in that, the top of described mount pad (1) is provided with the placement section with placed cavity, and described PCB circuit board and described battery all are arranged in the described placed cavity.
6. the lighting device of Sign Board according to claim 5, it is characterized in that, described placement section comprises the first baffle plate (15) and the second baffle (13) that is oppositely arranged, described solar module (2) is set up between described the first baffle plate (15) and described second baffle (13), and the top of described the first baffle plate (15) and described second baffle (13) is respectively arranged with and (2) two relative edges' of described solar module edge card can be located at its inner draw-in groove.
7. the lighting device of Sign Board according to claim 6, it is characterized in that, described placement section also comprise the end that is connected in described the first baffle plate (15) and described second baffle (13) an end the 3rd baffle plate and be connected in the other end of described the first baffle plate (15) and the 4th baffle plate of the other end of described second baffle (13); And described the first baffle plate, described second baffle, described the 3rd baffle plate and described the 4th baffle plate surround described placed cavity.
8. the lighting device of Sign Board according to claim 1, it is characterized in that, described mounting groove (11) is near being provided with a plurality of LED locating holes (14) of arranging along the width of described Sign Board on the sidewall of described solar module (2), described LED locating hole (14) all is connected with described mounting groove (11).
9. the lighting device of the described Sign Board of any one according to claim 1-8, it is characterized in that, the upper side away from described mounting groove (11) of described mount pad (1) also offers T-shaped groove (12), also is provided with the T-shaped connector that can be installed on the fixture on this T-shaped groove (12).
10. Sign Board assembly comprises Sign Board and and link to each other with described Sign Board and is used for the lighting device of described Sign Board of throwing light on, and it is characterized in that, described lighting device is the lighting device of the described Sign Board of the claims 1-9 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204907584U CN202769532U (en) | 2012-09-24 | 2012-09-24 | Signboard assembly and signboard lighting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204907584U CN202769532U (en) | 2012-09-24 | 2012-09-24 | Signboard assembly and signboard lighting device |
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| Publication Number | Publication Date |
|---|---|
| CN202769532U true CN202769532U (en) | 2013-03-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012204907584U Expired - Fee Related CN202769532U (en) | 2012-09-24 | 2012-09-24 | Signboard assembly and signboard lighting device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021174621A1 (en) * | 2020-03-06 | 2021-09-10 | 湖南湘旭交安光电高科技股份有限公司 | Light-emitting road traffic sign |
-
2012
- 2012-09-24 CN CN2012204907584U patent/CN202769532U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021174621A1 (en) * | 2020-03-06 | 2021-09-10 | 湖南湘旭交安光电高科技股份有限公司 | Light-emitting road traffic sign |
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