CN105333316A - Alternating-current input side luminescent LED (light-emitting diode) module used for double-sided luminescent lamp box - Google Patents
Alternating-current input side luminescent LED (light-emitting diode) module used for double-sided luminescent lamp box Download PDFInfo
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- CN105333316A CN105333316A CN201510822474.9A CN201510822474A CN105333316A CN 105333316 A CN105333316 A CN 105333316A CN 201510822474 A CN201510822474 A CN 201510822474A CN 105333316 A CN105333316 A CN 105333316A
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- pcb
- lamp box
- double
- input side
- module
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S2/00—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction
- F21S2/005—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction of modular construction
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/003—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
- F21V23/004—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array arranged on a substrate, e.g. a printed circuit board
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V31/00—Gas-tight or water-tight arrangements
- F21V31/005—Sealing arrangements therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V5/00—Refractors for light sources
- F21V5/04—Refractors for light sources of lens shape
- F21V5/048—Refractors for light sources of lens shape the lens being a simple lens adapted to cooperate with a point-like source for emitting mainly in one direction and having an axis coincident with the main light transmission direction, e.g. convergent or divergent lenses, plano-concave or plano-convex lenses
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention relates to the field of decorative lamps, in particular to an alternating-current input side luminescent LED (light-emitting diode) module used for a double-sided luminescent lamp box. The alternating-current input side luminescent LED module is characterized by comprising LED light sources, electronic components, a PCB (printed circuit board), secondary optical lenses, pouring sealant, a section bar housing, an end cap, a sealing cover and guide wires, wherein the LED light sources and the electronic components are adhered on the PCB printed circuit board; the bottoms of the secondary optical lenses are provided with the positioning posts; the corresponding position of the PCB is provided with positioning holes; long-strip-shaped saw-tooth grains are arranged inside light outlet surfaces of the secondary optical lenses; the pouring sealant is used for encapsulating the electronic components, the PCB, the bottoms of the secondary optical lenses, a bonding pad and the guide wires; and the section bar housing is mutually assembled with the end cap and the sealing cover. After adopting the technical scheme, a power supply converter can be cancelled, electric supply can be directly connected, and quantity of modules in single-serial connection is increased, mounting program is simplified, and maintenance cost is reduced.
Description
Technical field
The present invention relates to ornament lamp field, be specifically related to a kind of emitting led module of interchange input side for double-side lamp box.
Background technology
In advertising lamp box or mark indication lamp box field, traditional lamp box usually adopts the inner direct projection of fluorescent tube or adopts the mode of fluorescent tube and light guide plate combination to realize lighting function.Developing rapidly in recent years along with LED (light emitting diode) technology, the advantage of LED energy-conserving and environment-protective highlights day by day.Usual LED has the advantage of more energy-conservation than fluorescent tube 50%.As long as reasonable in design, adopt the Sign lapm cabinet of LED module, its use cost and maintenance cost are significantly less than the lamp box adopting fluorescent tube.
But AC conversion is that DC voltage (as 12V or 24V voltage) drives and lights usually through dc source by LED module.Due to the power limit of constant voltage source, define the LED module quantity that each power supply can drive.On the other hand, because line resistance causes the cause of voltage drop, every a string on the LED module limited amount (depending on drive current and the wire diameter of LED module) that can connect, away from the LED module of feeder ear, because of the reason of pressure drop on line, actual power voltage is less than the voltage of initial input end, causes head and the tail LED module luminance difference.Single string quantity usually at most cannot more than 100.This causes in actual application, because the quantitative limitation of single string module number, adds connection number of times, adds installation cost.
In addition, as long as constant voltage or the imported LED module of constant current, all need power supply changeover device, the life-span of power supply changeover device generally determines the terminal life of whole luminescent system.In operation, need the power supply using coupling, need the strict matching degree (voltage, power, the load of DC wire harness) considering power supply and load simultaneously.So workpeople often will carry the power supply of multiple power to job site in operation, calculate according to the LED quantity used in different lamp boxes and case and use different types of power supply, but in an installation because the restriction of advertising lamp box volume and inner-cavity structure needs to consider whether the volume size of power supply can reasonably install, also need the power supply (power diminishes) using volume little if not all right, increase number of power sources simultaneously.Such mode brings extremely many inconvenience to installing.
In addition, the problem of installing complexity is there is when double-side lamp box application LED module.Conventional method is that two sides LED module being installed on one block of plate realizes two-sided polishing, and such installation cost is high, and inconvenience is safeguarded.
A kind of AC LED module disclosed in Chinese invention patent application prospectus CN202432466U, structurally the bridge heap, current-limiting resistance etc. that exchange conversion are integrated in an aggregation module, then the voltage exported by aggregation module conversion is as the input voltage of LED module lamp string below, such advantage is that cost is low, but be not easy to random shearing, use if lamp string needs to be separated, also need again to access lump modular converter.
In view of above problem, be necessary to propose a kind of novel emitting led module of interchange input side for double-side lamp box.
Summary of the invention
For solving the problems of the technologies described above, the present invention proposes a kind of emitting led module of interchange input side for double-side lamp box with simple structure, its object: save power supply changeover device, directly can connect civil power, increase module list contact the quantity connect, simplify installation procedure, reduction maintenance cost.
For achieving the above object, technical scheme of the present invention is as follows: a kind of emitting led module of interchange input side for double-side lamp box, comprises LED light source, electronic devices and components, PCB printed circuit board (PCB), secondary optics camera lens, casting glue, section bar shell, plug, capping and wire;
Described LED light source and electronic devices and components are attached on described PCB printed circuit board (PCB);
Locating dowel is installed in the bottom of described secondary optics camera lens, and locating hole is installed in the relevant position of PCB printed circuit board (PCB);
Strip sawtooth lines is set inside the exiting surface of described secondary optics camera lens;
The circular hole that in described capping, relevant position installing is corresponding to secondary optics camera lens;
Two pads are installed, respectively for being connected with wire in the two ends of the PCB printed circuit board (PCB) of described each module;
Described plug installs wire guide;
The bottom of described casting glue packaging electronic parts, PCB printed circuit board (PCB), secondary optics camera lens, pad and wire;
Described section bar shell and plug and capping are assembled mutually;
Single described module, by two ends outlet, passes through the interconnected bunchiness of corresponding lead between module and module.
Further, described electronic devices and components comprise resistance, high-voltage linear IC chip, AC/DC rectifier bridge, piezo-resistance, TVS protection tube and fuse.
Further; connecting circuit between single each electronic devices and components of described module is: after each LED light source connects successively again with high-voltage linear IC chip and resistant series; TVS protection tube is in parallel with above-mentioned series circuit and be connected ground wire; two leading-out terminals of TVS protection tube connect two ports of AC/DC rectifier bridge respectively; another two ports of AC/DC rectifier bridge connect live wire and zero line respectively; wherein; connect fuse between live wire and AC/DC rectifier bridge, between AC/DC rectifier bridge and fuse, access a piezo-resistance in parallel with AC/DC rectifier bridge.
Further, each described module installs 2 ~ 6 LED light sources.
Further, described plug is provided with extension, and extension installs pilot hole.
Further, described section bar shell is provided with the cavity run through.
Further, the inside circumference of described secondary optics camera lens bottom arranges the water proof ring of indent.
By technique scheme, the present invention compared with prior art has following advantages:
1, the single described module that proposes of the present invention without the need to power supply changeover device, directly can connect civil power, and the attachable quantity of single string is many, can reach 300 or more, extremely easy to use.
2, the present invention is by circuit structure design in each module, and the number that in use can use as required is cut out separately, independent operating.
3, the present invention's application strip light spots optical lens, LED circular light spot is converted to strip optically focused hot spot, can be applied to thickness so is easily 10 cm, double-side lamp box within width 1 meter, by being arranged on the luminescence that lamp box both sides simply can realize double-side lamp box by described module.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of a kind of emitting led module of interchange input side for double-side lamp box disclosed in this invention;
Fig. 2 is the cross-sectional view of a kind of emitting led module of interchange input side for double-side lamp box disclosed in this invention;
Fig. 3 is the assembly structure schematic diagram of a kind of emitting led module of interchange input side for double-side lamp box disclosed in this invention;
Fig. 4 is the front view of secondary optics camera lens disclosed in this invention;
Fig. 5 is the structural representation of secondary optics camera lens disclosed in this invention;
Fig. 6 is the structural representation of secondary optics camera lens exiting surface disclosed in this invention;
Fig. 7 is the structural representation of the connecting circuit between each electronic devices and components of single module disclosed in this invention.
Numeral and the corresponding component title represented by letter in figure: 1.LED light source 2. electronic devices and components 3.PCB printed circuit board (PCB) 4. secondary optics camera lens 5. casting glue 6. section bar shell 7. plug 8. capping 9. wire 10. locating dowel 11. sawtooth lines 12. circular hole 13. pad 14. wire guide 15. extension 16. pilot hole 17. cavity 18. water proof ring 201. resistance 202. high-voltage linear IC chip 203.AC/DC rectifier bridge 204. piezo-resistance 205.TVS protection tube 206. fuse
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Below in conjunction with schematic diagram, the specific embodiment of the present invention is described in further detail.
As shown in Figure 1 to Figure 3, a kind of emitting led module of interchange input side for double-side lamp box with simple structure, comprise LED light source 1, electronic devices and components 2, PCB printed circuit board (PCB) 3, secondary optics camera lens 4, casting glue 5, section bar shell 6, plug 7, capping 8 and wire 9, LED light source 1 adopts SMD, LED light source 1 and electronic devices and components 2 are attached on described PCB printed circuit board (PCB) 3 (according to power and radiating effect, select to adopt resin PCB or aluminium pcb board material), single described module installs four LED light sources 1, locating dowel 10 is installed in the bottom of secondary optics camera lens 4, the inside circumference of bottom arranges the water proof ring 18 of indent, locating hole is installed in the relevant position of PCB printed circuit board (PCB) 3, locating dowel 10 is buckled in locating hole, secondary optics camera lens 4 and PCB printed circuit board (PCB) 3 can be fixed, should be noted that fitting tightly of secondary optics camera lens 4 and PCB printed circuit board (PCB) 3 simultaneously, when avoiding encapsulating, casting glue 5 flow in secondary optics camera lens 4.The circular hole 12 that in capping 8, relevant position installing is corresponding to secondary optics camera lens 4, the two ends of the PCB printed circuit board (PCB) 3 of each described module are provided with pad 13, for being connected with wire 9, plug 7 are installed wire guide 14, plug 7 is provided with extension 15, extension 15 is installed pilot hole 16.Be locked on section bar shell 6 by screw by end cap plug 7, section bar shell 6 is provided with the cavity 17 run through, and thereafter casting glue 5 is poured into all components and parts of protection, avoids exposing.For ensureing that product safety is reliable, finally buckle capping 8.It is emphasized that section bar shell 6 design needs to consider and the coordinating of plug 7 and capping 8.Section bar shell 6, plug 7 and capping 8 all adopt plastic material, to play the effect of insulation protection.If described module power is comparatively large, heat-conducting plastic and heat conduction casting glue can be adopted, thus ensure the radiating effect of module.
As the structural representation that Fig. 4 to Fig. 6 is secondary optics camera lens 4, the effect of secondary optics camera lens 4 LED light source 1 lighting angle and direction is made to change, as shown in the figure, the lighting angle of LED light source 1 is generally 120 ° of circular luminous, by arranging strip sawtooth lines 11 inside the exiting surface of secondary optics camera lens 4, hot spot can be become strip hot spot, combinationally using of multiple secondary optics camera lens 4, the realization of the bar shaped optically focused hot spot more grown can be contributed to.
As Fig. 7 be single as described in the electrical block diagram of module, described electronic devices and components 2 comprise resistance 201, high-voltage linear IC chip 202, AC/DC rectifier bridge 203, piezo-resistance 204, TVS protection tube 205 and fuse 206.Connecting circuit between each electronic devices and components 2 is: each LED light source 1 is connected with high-voltage linear IC chip 202 and resistance 201 after connecting successively again, TVS protection tube 205 is in parallel with above-mentioned series circuit and be connected ground wire, two leading-out terminals of TVS protection tube 205 connect two ports of AC/DC rectifier bridge 203 respectively, another two ports of AC/DC rectifier bridge 203 connect live wire and zero line respectively, wherein, fuse 206 is connected between live wire and AC/DC rectifier bridge 203, a piezo-resistance 204 is accessed in parallel with AC/DC rectifier bridge 203 between AC/DC rectifier bridge 203 and fuse 206.In use, single described module directly can be received in alternating current 220V or 110V and can be used, not need external power supply again.Wherein, the effect of each components and parts is as follows, piezo-resistance 204: play surge protective effect, prevents extraneous thunderbolt or violent the fluctuating of electrical network; Fuse 206: the safety ensureing circuit, fuses during short circuit, cuts off circuit; AC/DC rectifier bridge 203: AC220V or 110V alternating voltage is transformed DC DC voltage; TVS protection tube 205: eliminate the prominent violent change in circuit, rises and stimulates protective effect; Resistance 201: for regulating LED input current size; High-voltage linear IC chip 202: the effect of linear constant current and raising power factor (PF), ensures the stability of LED input current and the conversion efficiency of whole circuit.Single described module is by two ends outlet, interconnected by corresponding lead 9 between module and module, final bunchiness.
Above-described is only the preferred embodiment of the present invention, it should be pointed out that for the person of ordinary skill of the art, and without departing from the concept of the premise of the invention, can also make some distortion and improvement, these all belong to protection scope of the present invention.
Claims (7)
1. for the emitting led module of interchange input side of double-side lamp box, it is characterized in that, comprising: LED light source, electronic devices and components, PCB printed circuit board (PCB), secondary optics camera lens, casting glue, section bar shell, plug, capping and wire;
Described LED light source and electronic devices and components are attached on described PCB printed circuit board (PCB);
Locating dowel is installed in the bottom of described secondary optics camera lens, and locating hole is installed in the relevant position of PCB printed circuit board (PCB);
Strip sawtooth lines is set inside the exiting surface of described secondary optics camera lens;
The circular hole that in described capping, relevant position installing is corresponding to secondary optics camera lens;
Two pads are installed at the two ends of the PCB printed circuit board (PCB) of described each module respectively;
Described plug installs wire guide;
The bottom of described casting glue packaging electronic parts, PCB printed circuit board (PCB), secondary optics camera lens, pad and wire;
Described section bar shell and plug and capping are assembled mutually.
2. a kind of emitting led module of interchange input side for double-side lamp box according to claim 1, it is characterized in that, described electronic devices and components comprise resistance, high-voltage linear IC chip, AC/DC rectifier bridge, piezo-resistance, TVS protection tube and fuse.
3. a kind of emitting led module of interchange input side for double-side lamp box according to claim 2, it is characterized in that, connecting circuit between single each electronic devices and components of described module is: after each LED light source connects successively again with high-voltage linear IC chip and resistant series, TVS protection tube is in parallel with above-mentioned series circuit and be connected ground wire, two leading-out terminals of TVS protection tube connect two ports of AC/DC rectifier bridge respectively, another two ports of AC/DC rectifier bridge connect live wire and zero line respectively, wherein, fuse is connected between live wire and AC/DC rectifier bridge, a piezo-resistance is accessed in parallel with AC/DC rectifier bridge between AC/DC rectifier bridge and fuse.
4. a kind of emitting led module of interchange input side for double-side lamp box according to claim 1, it is characterized in that, each described module installs 2 ~ 6 LED light sources.
5. a kind of emitting led module of interchange input side for double-side lamp box according to claim 1, it is characterized in that, described plug is provided with extension, and extension installs pilot hole.
6. a kind of emitting led module of interchange input side for double-side lamp box according to claim 1, it is characterized in that, described section bar shell is provided with the cavity run through.
7. a kind of emitting led module of interchange input side for double-side lamp box according to claim 1, is characterized in that, the inside circumference of described secondary optics camera lens bottom arranges the water proof ring of indent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510822474.9A CN105333316A (en) | 2015-11-24 | 2015-11-24 | Alternating-current input side luminescent LED (light-emitting diode) module used for double-sided luminescent lamp box |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510822474.9A CN105333316A (en) | 2015-11-24 | 2015-11-24 | Alternating-current input side luminescent LED (light-emitting diode) module used for double-sided luminescent lamp box |
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| CN105333316A true CN105333316A (en) | 2016-02-17 |
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| CN201510822474.9A Pending CN105333316A (en) | 2015-11-24 | 2015-11-24 | Alternating-current input side luminescent LED (light-emitting diode) module used for double-sided luminescent lamp box |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105937709A (en) * | 2016-04-29 | 2016-09-14 | 四川蓝景光电技术有限责任公司 | LED light source used on basis of ultrathin 5-10 cm light box |
| CN106838669A (en) * | 2016-12-26 | 2017-06-13 | 上海应用技术大学 | High-voltage alternating LED light source and the lighting device being made of it |
| CN110070807A (en) * | 2019-06-03 | 2019-07-30 | 中山市天之河照明有限公司 | A kind of penetrating beam condensing unit |
| CN112782552A (en) * | 2019-11-05 | 2021-05-11 | 深圳第三代半导体研究院 | Compression joint type power module detection system and detection method |
| CN113570981A (en) * | 2021-07-22 | 2021-10-29 | 昆山市翌兴通光电科技有限公司 | Side light-emitting module |
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| CN110070807A (en) * | 2019-06-03 | 2019-07-30 | 中山市天之河照明有限公司 | A kind of penetrating beam condensing unit |
| CN112782552A (en) * | 2019-11-05 | 2021-05-11 | 深圳第三代半导体研究院 | Compression joint type power module detection system and detection method |
| CN113570981A (en) * | 2021-07-22 | 2021-10-29 | 昆山市翌兴通光电科技有限公司 | Side light-emitting module |
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Application publication date: 20160217 |