CN2684312Y - LED illuminated display panel - Google Patents

LED illuminated display panel Download PDF

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Publication number
CN2684312Y
CN2684312Y CN 200320100426 CN200320100426U CN2684312Y CN 2684312 Y CN2684312 Y CN 2684312Y CN 200320100426 CN200320100426 CN 200320100426 CN 200320100426 U CN200320100426 U CN 200320100426U CN 2684312 Y CN2684312 Y CN 2684312Y
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China
Prior art keywords
layer
led
coated
label layer
light
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Expired - Fee Related
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CN 200320100426
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Chinese (zh)
Inventor
王晓伏
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Hebei Green Photoelectric Technology Co ltd
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Hebei Green Photoelectric Technology Co ltd
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Priority to CN 200320100426 priority Critical patent/CN2684312Y/en
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Abstract

The utility model relates to an LED illuminated display plate with a luminous lighting label used for prompting people in trains, vehicles and public places. The utility model comprises a quadrilateral frame in which a display plate is clamped. The display plate is provided with the lamellated plate structure. The first layer on which a leaded light layer is provided is a basal plate and simultaneously is used as a protective layer. The proximal face of a light conducting plate and the basal plate is coated with a reflecting layer. The light conducting plate is coated with an identification layer. The effective identification part of the identification layer is coated with dynamic luminous material. The non-effective identification part of the identification layer is provided with lightproof material. A transparent carrier is covered outside the identification layer and is also used as a protective layer. The end corners of the right and left sides of the light conducting plate are provided with an LED luminotron. The light generated by the LED luminotron shoots into the light conducting plate. The right and left sides of the frame are provided with a cavity used for being provided with the LED luminotron, the power circuit and appurtenances. The power circuit adopts the general time base oscillator circuit. Because the illuminated display plate adopts the LED luminotron, the light conducting plate, the reflecting layer and the luminous identification material, the illuminated display plate can generate the light with the color required. The utility model can generate ideal and clear identification light which can satisfy various requirements.

Description

The LED luminescence display panel
Technical field
The utility model relates to a kind of luminous lighting mark that has, particularly a kind of passenger train, city bus, coach, road, harbour, airport trail guide, public place wake up show, LED luminescence display panel that hotel's hotel guest-room, public emergent passage indicate usefulness.
Background technology
Railway passenger train now commonly used, city bus, coach, road, harbour, airport trail guide, public place wake up show, hotel's hotel guest-room, the public emergent passage indicates with board nearly all is just can see clearly by natural light (sunlight) or extraneous lighting.Someone proposed the electroluminescence guideboard, because brightness and life-span limitedly do not promote the use of so far yet.Also the someone proposes to use the LED device, for example, the road sign display board of Chinese patent 01113655.3, it is that a large amount of LED set of devices battle arrays is used.Big owing to take up room, particularly thickness space is big, also is not suitable for the requirement of above-mentioned applied environment.
Summary of the invention
The purpose of this utility model is the LED luminescence display panel that proposes a kind of New-type plate structure.
The utility model LED luminescence display panel; include a tetragonal framework; clamp display board in the framework; display board is the lamellated plate structure; ground floor is a substrate; the double protective seam of doing has optical waveguide layer above, and the proximal surface of substrate and light guide plate prepares reflector layer; the proximal surface of reflector layer and light guide plate prepares luminescent layer; prepare label layer above the light guide plate, non-effective identification division of label layer is a light screening material, and label layer covers transparency carrier outward; the also double protective seam of doing; each limit of light guide plate is provided with the LED luminotron, and the light that the LED luminotron sends injects light guide plate, framework up and down or about cavity is arranged; be used to install the LED luminotron; feed circuit and annex thereof, the control circuit that feed circuit are made up of time-base generator circuit commonly used and peripheral cell is formed (this circuit can flash in case of necessity).
The advantage of the utility model LED luminescence display panel is to provide display board plate clearly for the various signs of passenger train, city bus, coach, road, harbour, airport, public place, hotel, hotel, public place, indication.Because luminescence display panel adopts LED luminotron, light guide plate, reflector layer, luminous mark material, the light of LED luminotron emission enters light guide plate, it is luminous that the light that enters light guide plate is transformed to area source stimulated luminescence layer by reflector layer with it, select the LED luminotron of suitable brightness and different glow colors for use, can obtain the desirable sign light that can satisfy various requirement clearly.Owing to adopt the time-base generator circuit, the existing dynamic effect of sign light that sends is saved power supply energy again again.Prolong power supply serviceable life.
Description of drawings
Fig. 1 the utility model LED luminescence display panel synoptic diagram;
Fig. 2 double-side plate cross section structure synoptic diagram;
Fig. 3 single face luminous plaque cross section structure synoptic diagram;
Fig. 4 the utility model LED luminescence display panel circuit theory diagrams;
Fig. 5 train sign of direction synoptic diagram;
The automobile mounted guideboard synoptic diagram of Fig. 6;
Fig. 7 license plate label synoptic diagram;
Fig. 8 fire exit label synoptic diagram;
Fig. 9 street road sign sign intention;
Figure 10 doorplate synoptic diagram.
Embodiment
Fig. 1 has provided first embodiment synoptic diagram of the utility model LED luminescence display panel.Present embodiment is two-sided LED luminescence display panel (Fig. 1 the utility model LED luminescence display panel synoptic diagram; Fig. 2 has provided the synoptic diagram of the two-sided scheme of display board 10); include a tetragonal framework 9; there is inside groove the framework inboard; the inside groove on four limits clamps display board 10; explicit identification 11 is arranged on display board 10; in the tetragonal body side frame cavity 12 is arranged; be used to install the feed circuit and the annex thereof of LED luminotron 13; cavity (not drawing among Fig. 1) is also arranged in the opposite side of framework; cavity is used to lay LED luminotron 13; it is the time-base generator of core that LED luminotron 13 driving circuits adopt with ic chip 1; driving power as LED luminotron 13; it is characterized in that: display board 10 is the lamellated plate structure; with reflector layer 20 is central core; dispose to symmetria bilateralis; light guide plate 21a is arranged successively; 21b label layer 22a; 22b; label layer 22a; 22b covers transparency carrier 24a outward; 24b; the also double protective seam of doing; label layer 22a; effective identification division of 22b is coated with luminescent material 23a; 23b, label layer 22a; non-effective identification division of 22b is a light screening material.Described display board that Fig. 1 provides 10 is the hand-held board of the double-sided display used for the passenger train attendant when the train bus stop, numeral " 12 " during the live part that shows, represent the coach number of train, " it is strictly forbidden to take dangerous articles aboard " that the bottom shows is the catch-phrase of railway competent authorities regulation, LED luminotron 13 is contained in tetragonal framework 9, be positioned at about light guide plate 21a, 21b or both sides up and down,, Fig. 4 has provided the utility model LED luminescence display panel circuit theory diagrams.Feed circuit are by being core with time base circuit NES555, the oscillatory circuit that R1, R2, R3, C1, C2 form and form the switch current-limiting circuit by T1, T2, R4 and constitute D 1~D 16Be LED.
The framework 9 of present embodiment LED luminescence display panel is selected the high engineering plastics of physical strength or various sheet metal, section bar for use, and light guide plate 21a, 21b select various water white transparency organic boards or glass for use, and reflector layer 20 is mirror reflective layer commonly used.Effective identification division of label layer 22a, 22b is transparent effective luminous mark part, and non-effective identification division of label layer 22a, 22b is an opaque.
During work, behind the K1 that closes a switch, can not suddenly change because of capacitor C 1 both end voltage, 2 pin of ic chip 1 are low level, IC1 set, 3 pin output high level.This moment, power supply charged to C1 through resistance R 1 R2, and 6 pin level are improved constantly, and when current potential rose to 2/3 supply voltage, ic chip 1 resetted, and 3 pin sport low level.Ic chip 1 internal discharge pipe conducting meanwhile, 7 pin communicate with 1 pin by the internal discharge pipe, at this moment, the electric charge that C1 stores just discharges to 7 pin by resistance R 2,2 pin current potentials are constantly descended, when potential drop to 1/3 supply voltage, ic chip 1 set again, 3 pin sport high level, ic chip 1 internal discharge pipe ends simultaneously, 7 pin so power supply can charge to C1 by R1 R2 again, are constantly risen 6 pin current potentials by unsettled, go round and begin again, form vibration, 3 pin current potentials do not have stationary state, are in high level, low level variable condition all the time.When 3 pin are high level, its output voltage is added to the base stage of T1 after the R3 current limliting, the T1 conducting, the current collection of T1 is low level very, and 13 conductings of LED luminotron are luminous, its electric current forms a pressure drop on R4, T2 began conducting when this pressure drop reached the 0.7V left and right sides, and the part of T1 base current is caused the collector level of T1 to raise by the shunting of the collector of T2, the electric current that flows through D1--D16 reduces, with the power consumption of restricting circuits.When 3 pin were low level, because of no current injects the T1 base stage, so T1 current collection high level very, light emitting diode D1--D16 extinguished.When 3 pin of ic chip 1 were high level once more, LED luminotron 13 was luminous once more, and hand-held like this board just glimmers luminous.Light guide plate 21a, 21b are advanced in the illumination that LED luminotron 13 sends, the light uniform irradiation label layer 22a that reflector layer 20 can send LED luminotron 13 uniformly, the plate face of 22b, the desirable display effect of realization display board 10.The 13 intermittently glittering work of LED luminotron, the light that LED luminotron 13 sends injects light guide plate 21a, 21b, enter light guide plate 21a, the light of 21b is transformed to area source irradiation label layer 22a by reflector layer 20 with it, 22b, light guide plate 21a, the light that 21b sends is blocked, label layer 22a, effective identification division of 22b is transparent effective luminous mark part, label layer 22a, non-effective identification division of 22b is a light screening material, the light of reflector layer 20 reflections is blocked, label layer 22a, effective identification division of 22b is the luminescent material 18 that coats, luminescent material 23a, 23b is subjected to the optical excitation of reflector layer 20 reflections, send the light that needs, as luminescent material 23a, 23b selects the light time that required color can take place for use, can obtain the desirable sign light that satisfies various requirement clearly.
The advantage of present embodiment LED luminescence display panel is the brightness height, and visual range is far away, owing to adopted the time-base generator circuit, initiatively glittering, dazzling, the attention of reminds people is operated in the interruption blink states easily, power saving, the serviceable life of prolongation power supply.
The advantage of the hand-held board of the luminous train of present embodiment is because hand-held board can be initiatively glittering, visual range is far away, passenger one goes out ticket barrier or and enters platform and see the Sign Board that can see several joints compartment after the train that will take simultaneously, perhaps directly see the own car position that will take, even several display boards of seeing do not have the compartment oneself taken, also can judge the direction in the compartment of oneself taking, can look for down straight, can not confuse direction, avoid the race longer way, stablized the phychology that the passenger rides.
The hand-held board of second double-sided display that embodiment uses when the train bus stop for the passenger train attendant of the utility model LED luminescence display panel, present embodiment and first embodiment are except that described display board 10 is different, and other are identical.Fig. 3 has provided the synoptic diagram of the single face scheme of described display board 10; it is characterized in that: display board 10 also is the lamellated plate structure; it is characterized in that: display board 10 also is lamellated plate structure (see figure 2); ground floor is a substrate 14; the double protective seam of doing; light guide plate 15 is arranged above successively; light guide plate 15 is coated with substrate 14 sides adjacent and is coated with reflector layer 16; light guide plate 15 opposite sides coat label layer 17; the transparent effective luminescent material 18 of effective identification division of label layer 17; non-effective identification division of label layer 17 is a light screening material; the label layer 17 outer transparency carriers 19 that cover; the also double protective seam of doing, 4 LED luminotrons 13 are contained in light guide plate about 15 or both sides up and down, and the LED luminescence display panel circuit of present embodiment is identical with first embodiment.
The single face luminescence display panel scheme of the double-side display board of first embodiment of the utility model LED luminescence display panel and second embodiment also is suitable for the application in following place.
(1). the field of traffic guiding
The quadrilateral frame 9 of LED luminescence display panel is a rectangle, and label layer 17 effective identification divisions of display board 10 are coated with luminescent material 18, and its pattern is a direction plate Or be the vehicle-mounted guideboard of coach
Figure Y20032010042600092
26 or be license plate " capital AF0236 " 27, the upside of quadrilateral frame 9 is equipped with LED luminotron 13.
(2). community street indicates
The tetragonal framework 9 of LED luminescence display panel is a rectangle, label layer 17 effective identification divisions in the display board 10 are coated with luminescent material 18, its luminous pattern or be building number " Green main road " or for doorplate " Green's photoelectricity 18 ", the upside of quadrilateral frame 9 is equipped with LED luminotron 13.
(3). safety indicates
The tetragonal framework 9 of LED luminescence display panel is a rectangle, label layer 17 effective identification divisions in the display board 10 are coated with luminescent material 18, its luminous pattern is that skyscraper, large-scale indoor marketplace accident passway for escaping " fire exit " guide sign, and the upside of quadrilateral frame 9 is equipped with LED luminotron 13.

Claims (6)

1. LED luminescence display panel, include a tetragonal framework (9), there is inside groove the framework inboard, the inside groove on four limits clamps display board (10), explicit identification (11) is arranged on display board (10), cavity (12) is arranged in the tetragonal body side frame, LED luminotron (13) and feed circuit and annex thereof are installed in the cavity (12), in framework (9) opposite side cavity is arranged also, lay LED luminotron (13), LED luminotron (13) driving circuit, it is characterized in that: display board (10) is the lamellated plate structure, with reflector layer (20) is central core, light guide plate (21a) is arranged in its both sides balanced configuration successively, (21b), label layer (22a), (22b), label layer (22a), (22b) the outer transparency carrier (24a) that covers, (24b), label layer (22a), effective identification division (22b) is coated with luminescent material (23a), (23b), label layer (22a), non-effective identification division (22b) is a light screening material, and LED luminotron (13) is contained in tetragonal framework (9) light guide plate (21a), both sides (21b) or up and down.
2. LED luminescence display panel according to claim 1, it is characterized in that: described reflector layer (20) is a substrate (14), light guide plate (15) is arranged above successively, light guide plate (15) is coated with substrate (14) sides adjacent and is coated with reflector layer (16), light guide plate (15) opposite side coats label layer (17), effective identification division of label layer (17) is coated with luminescent material (18), non-effective identification division of label layer (17) is a light screening material, the outer transparency carrier (19) that covers of label layer (17), LED luminotron (13) is contained in tetragonal framework (9), is positioned at about light guide plate (15) or both sides up and down.
3. LED luminescence display panel according to claim 1, it is characterized in that: described quadrilateral frame (9) is nearly side's rectangle, be coated with luminescent material (23a), (23b) at the effective identification division of label layer (22a), (22b) of described display board (10), its luminous pattern is the hand-held board of attendant's coach number when the train bus stop, last middle part shows coach number " 12 ", the bottom shows " it is strictly forbidden to take dangerous articles aboard ", and LED luminotron (13) is equipped with in the left side of quadrilateral frame (9).
4. LED luminescence display panel according to claim 2 is characterized in that: described quadrilateral frame (9) is a rectangle, and the label layer (17) of described display board (10) effectively identification division is coated with luminescent material (18), its luminous pattern or be train direction board Or be the vehicle-mounted guideboard of coach Or be license plate " capital AF0236 " (27), the upside of quadrilateral frame (9) is equipped with LED luminotron (13).
5. according to claim or 1 or 2 described LED luminescence display panels, it is characterized in that: described tetragonal framework (9) is a rectangle, the label layer (17) of described display board (10) effectively identification division is coated with luminescent material (18), its luminous pattern or be building number " Green main road " or for doorplate " Green's photoelectricity 18 ", the upside of quadrilateral frame (9) is equipped with LED luminotron (13).
6. LED luminescence display panel according to claim 2, it is characterized in that: described tetragonal framework (9) is a rectangle, label layer (17) in the described display board (10) effectively identification division is coated with luminescent material (18), its luminous pattern is that skyscraper, large-scale indoor marketplace accident passway for escaping " fire exit " guide sign, and the upside of quadrilateral frame (9) is equipped with LED luminotron (13).
CN 200320100426 2003-10-16 2003-10-16 LED illuminated display panel Expired - Fee Related CN2684312Y (en)

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CN 200320100426 CN2684312Y (en) 2003-10-16 2003-10-16 LED illuminated display panel

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Application Number Priority Date Filing Date Title
CN 200320100426 CN2684312Y (en) 2003-10-16 2003-10-16 LED illuminated display panel

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101034515B (en) * 2006-03-08 2012-01-11 C.R.F.阿西安尼顾问公司 Modular system for luminous signals, particularly for road signals
CN101840659B (en) * 2009-03-17 2012-07-18 鸿富锦精密工业(深圳)有限公司 Electronic device
CN103730080A (en) * 2014-01-03 2014-04-16 云南路翔市政工程有限公司 Assembly type variable-information LED information board
CN105313923A (en) * 2014-07-29 2016-02-10 电动内燃机公司 Device for displaying road number of locomotive
CN110660340A (en) * 2019-09-29 2020-01-07 上海子元汽车零部件有限公司 Automobile electronic gear shift indicating panel with light-transmitting dark surface and manufacturing method thereof
CN113253381A (en) * 2021-05-24 2021-08-13 佘晓峰 Light guide structure capable of controlling light emitting position

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101034515B (en) * 2006-03-08 2012-01-11 C.R.F.阿西安尼顾问公司 Modular system for luminous signals, particularly for road signals
CN101840659B (en) * 2009-03-17 2012-07-18 鸿富锦精密工业(深圳)有限公司 Electronic device
CN103730080A (en) * 2014-01-03 2014-04-16 云南路翔市政工程有限公司 Assembly type variable-information LED information board
CN105313923A (en) * 2014-07-29 2016-02-10 电动内燃机公司 Device for displaying road number of locomotive
CN110660340A (en) * 2019-09-29 2020-01-07 上海子元汽车零部件有限公司 Automobile electronic gear shift indicating panel with light-transmitting dark surface and manufacturing method thereof
CN113253381A (en) * 2021-05-24 2021-08-13 佘晓峰 Light guide structure capable of controlling light emitting position
CN113253381B (en) * 2021-05-24 2023-08-25 佘晓峰 Light guide structure capable of controlling luminous position

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GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20050309

Termination date: 20121016