CN103791285B - Based on the LED waterproof module of AC single-point lamp - Google Patents
Based on the LED waterproof module of AC single-point lamp Download PDFInfo
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- CN103791285B CN103791285B CN201410047615.XA CN201410047615A CN103791285B CN 103791285 B CN103791285 B CN 103791285B CN 201410047615 A CN201410047615 A CN 201410047615A CN 103791285 B CN103791285 B CN 103791285B
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- waterproof module
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- waterproof
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- 239000003063 flame retardant Substances 0.000 claims abstract description 29
- 239000000463 material Substances 0.000 claims abstract description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 6
- 239000000741 silica gel Substances 0.000 claims abstract description 6
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 6
- 238000001746 injection moulding Methods 0.000 claims abstract description 3
- 229920003023 plastic Polymers 0.000 claims description 10
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 4
- 239000003822 epoxy resin Substances 0.000 claims description 4
- 229920000647 polyepoxide Polymers 0.000 claims description 4
- 238000004020 luminiscence type Methods 0.000 claims description 3
- 239000000853 adhesive Substances 0.000 claims description 2
- 230000001070 adhesive effect Effects 0.000 claims description 2
- 239000003990 capacitor Substances 0.000 claims description 2
- 238000004146 energy storage Methods 0.000 claims description 2
- 230000001681 protective effect Effects 0.000 claims description 2
- 238000002485 combustion reaction Methods 0.000 abstract description 4
- 230000002269 spontaneous effect Effects 0.000 abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 4
- 230000002411 adverse Effects 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000002459 sustained effect Effects 0.000 description 1
Abstract
The invention discloses a kind of LED waterproof module based on AC single-point lamp, it is characterized in that, comprise the ac-dc converter circuit that directly can access 220V civil power, load this ac-dc converter circuit and the fire-retardant power pack of ABS (1) sealed by waterproof heat conductive silica gel, and the waterproof module (2) being built-in with a LED lamp (5) to be connected with described ac-dc converter circuit by module power line (3), with the fire-retardant lampshade of PC (6) be arranged on described LED (5) correspondence position on this waterproof module (2), the fire-retardant lampshade of described PC (6) is by fire retardation PC material once injection moulding.The invention solves LED spontaneous combustion and leakage water problem in the extreme circumstances in prior art, and structure is simple, with low cost, be applicable to the adverse circumstances that temperature is higher or rainwater is excessive, long service life.
Description
Technical field
The present invention relates to a kind of LED advertising lamp, specifically, relate to a kind of LED waterproof module based on AC single-point lamp.
Background technology
In recent years, LED advertisement and identifier industry achieves the development of advancing by leaps and bounds.Surging along with global awareness of saving energy, and under the background that relative conventional light source electricity price is higher, impel business, building, advertisement and identifier field continues to import LED light source.
Current advertisement and identifier industry mainly uses low pressure module, the technical scheme that the low-voltage dc power supply of employing is separated with LED luminescence component.But still there is following problem in existing LED lamp bar: because LED lamp bar major part is exposed in open-air atmosphere, condition of work is more severe; Especially in summer, although LED belongs to energy-conserving light source, at high temperature its caloric value is still very large; And summer is with heavy rainfall, long-term acceptance is exposed to the sun and is washed away and can make LED lamp bar reduced lifetime, also usually occurs spontaneous combustion in actual applications and leaks water problem.
Summary of the invention
The object of the present invention is to provide a kind of LED waterproof module based on AC single-point lamp, solve LED lamp bar in prior art and directly cannot connect 220V civil power and spontaneous combustion and leak water problem in the extreme circumstances.
To achieve these goals, the technical solution used in the present invention is as follows:
Based on the LED waterproof module of AC single-point lamp, comprise the ac-dc converter circuit that directly can access 220V civil power, load this ac-dc converter circuit and the fire-retardant power pack of ABS sealed by waterproof heat conductive silica gel, and by the waterproof module being built-in with a LED lamp that module power line is connected with described ac-dc converter circuit, with the fire-retardant lampshade of PC be arranged on described LED correspondence position on this waterproof module, the fire-retardant lampshade of described PC is by fire retardation PC material once injection moulding.
Further, described waterproof module is columned transparent plastic shell, and it is inner that described LED is arranged on this transparent plastic shell, and the fire-retardant lampshade of described PC is then injection-moulded on the upper end end face of this transparent plastic shell by high-low temperature resistant flame retardant material is disposable.
Again further, the fire-retardant lampshade of described PC is zero diopter lampshade.
Further, described waterproof heat conductive silica gel is epoxy resin embedding adhesive.
Specifically, described ac-dc converter circuit comprises the protection circuit be connected with 220V alternating current, the rectifier that input is in parallel with this protection circuit, and the electric discharge drive circuit in parallel with this rectifier output end; This electric discharge drive circuit is also provided with the constant current chip of stabling current.
In described ac-dc converter circuit, be also provided with two resistance of series connection mutually, these two resistance one end of mutually connecting are connected with the positive output end of described rectifier, and the other end is connected with described constant current chip BP2831A.
For guaranteeing illumination brightness, described waterproof module at least five, and mutually connect.
Compared with prior art, the present invention has following beneficial effect:
(1) ac-dc converter circuit is sealed in the fire-retardant power pack of ABS by the present invention; and adopt waterproof module to protect LED; its transparent plastic shell also uses fire retardation PC material to make simultaneously; spontaneous combustion is there is due to himself heating when preventing temperature higher; and rainwater washes away the drainage caused for a long time; substantially increase safety and reliability of the present invention, solve the problem that in prior art, the LED lamp bar life-span is shorter, also achieve good heat dispersion simultaneously.
(2) the present invention is from creating ac-dc converter circuit, and itself and LED operating circuit are integrated in same module, both the function of the direct external 220V alternating current of LED advertising lamp strip had been achieved, when it uses by ac-dc converter circuit conversion also step-down formation low-voltage direct, greatly reduce the installation difficulty of LED advertising lamp strip; Meet again the social demand of miniaturization of electronic products, for the configuration design of product provides a great convenience.
(3) the present invention need not be equipped with expensive direct current waterproof power supply again, effectively reduces production cost and installation cost, and greatly reduces the fault rate of low pressure module, extend its service life.
(4) ac-dc converter circuit in the present invention for core with a constant current chip, avoiding harmonic wave and the unstable problem causing LED light-emitting flash of electric current, can ensure that the luminous intensity of lamp bar is moderate, brightness uniformity when supplying all LED.
(5) in the present invention, each assembly all adopts disposable Shooting Technique to complete, and has epoxide-resin glue in the equal embedding of connector, effectively can prevent LED module from intaking and burn circuit board, ensure that the service life of product.
Accompanying drawing explanation
Fig. 1 is the circuit diagram of ac-dc converter circuit and LED light source in the present invention.
Fig. 2 is the connection diagram of waterproof module and the fire-retardant power pack of ABS in the present invention.
Fig. 3 is the stereogram of waterproof module in the present invention.
Fig. 4 is the sectional view of waterproof module in the present invention.
In above-mentioned accompanying drawing, the component names that Reference numeral is corresponding is as follows:
The fire-retardant power pack of 1-ABS, 2-waterproof module, 3-module power line, 4-transparent plastic shell, 5-LED lamp, the fire-retardant lampshade of 6-PC.
Detailed description of the invention
Below in conjunction with drawings and Examples, the invention will be further described, and embodiments of the present invention include but not limited to the following example.
Embodiment
The present invention as shown in Figure 1 and Figure 2, mainly comprises two parts: the fire-retardant power pack 1 of ABS and waterproof module 2, and between the two by module power line 3 conducting, and the power input of the fire-retardant power pack 1 of ABS can directly connect 220V civil power.
Specifically, the fire-retardant power pack 1 of ABS adopts ABS material to make shell, and inner have ac-dc converter circuit by the embedding of waterproof heat conductive silica gel.Through wires hole is provided with at the side opening of the fire-retardant power pack 1 of ABS, the power line of ac-dc converter circuit is connected with external equipment by this through wires hole, simultaneously, gap location between through wires hole and power line also embedding has epoxide-resin glue, thus the fire-retardant power pack of whole ABS is sealed completely, without leak source, absolute waterproof and dustproof, anticreep.
The design of described ac-dc converter circuit is as follows:
Mutually connected by protective tube F1, piezo-resistance MOV1 and thermistor NTC and form protection branch road, then with the conducting of 220V alternating current, form loop.
The rectifier that input is in parallel with piezo-resistance MOV1, can convert 220V alternating current to direct current.
The output of rectifier comprises positive output end and negative output terminal, connects electric discharge drive circuit between the two.This electric discharge drive circuit comprises the step-down constant-current circuit of filter capacitor C1 all in parallel with the output of rectifier and the luminescence of driving LED lamp.
This step-down constant-current circuit comprises and being connected and the LED of self-forming series arm and energy storage inductor L with the positive output end of rectifier, and the sustained diode 2 in parallel with this series arm; The series arm of this self-forming is connected to the negative output terminal of rectifier after connecting with constant current chip BP2831A; Meanwhile, LED is also parallel with electric capacity C2 and the 5th resistance R5.The output of this constant current chip BP2831A passes through the 4th resistance R4 ground connection by discharge capacity C3 ground connection, ROVP interface by the 3rd resistance R3 ground connection, chip selection signal CS interface simultaneously.
In described ac-dc converter circuit, be also provided with two resistance of series connection mutually, these two resistance one end of mutually connecting are connected with the positive output end of described rectifier, and the other end is connected with described constant current chip BP2831A.
Employing foregoing circuit designs, and LED can connect 50 and pressure drop does not occur simultaneously, and performance is very stable.
The waterproof module be connected with the fire-retardant power pack 1 of ABS, is mainly used in mounted LED lamp, and adopts the mode of the corresponding LED lamp of a waterproof module to install.Specifically, as shown in Figure 3, Figure 4, waterproof module is adopt the disposable injection molded columned transparent plastic shell of high-low temperature resistant flame retardant material, its inner mounted LED lamp, upper end end face is installed the fire-retardant lampshade of PC, and the fire-retardant lampshade of this PC is zero diopter lampshade, be injection-moulded in transparent plastic shell by high-low temperature resistant flame retardant material is disposable, prevent from coming off on the one hand, guarantee sealing on the other hand, prevent from causing LED to burn out into water.
So, not only achieve the object directly connecting 220V civil power, also improve the waterproof and dustproof of product, anticreep performance, more simplify the installation of product, maintenance procedures, make the combination property of product obtain obvious lifting.
Above-described embodiment is only a preferred embodiment of the present invention; not limiting the scope of the invention; in every case design principle of the present invention being adopted, and the change carried out non-creativeness work on this basis and make, all should belong within protection scope of the present invention.
Claims (5)
1. based on the LED waterproof module of AC single-point lamp, it is characterized in that, comprise the ac-dc converter circuit that directly can access 220V civil power, load this ac-dc converter circuit and the fire-retardant power pack of ABS (1) sealed by waterproof heat conductive silica gel, and the waterproof module (2) being built-in with a LED lamp (5) to be connected with described ac-dc converter circuit by module power line (3), with the fire-retardant lampshade of PC (6) be arranged on described LED (5) correspondence position on this waterproof module (2), the fire-retardant lampshade of described PC (6) is by fire retardation PC material once injection moulding; Described ac-dc converter circuit comprises
By protective tube (F1), piezo-resistance (MOV1) and thermistor (NTC) mutually series connection and with the protection branch road of 220V alternating current conducting;
The rectifier that input is in parallel with described piezo-resistance (MOV1);
The output of above-mentioned rectifier comprises positive output end and negative output terminal, is connected with electric discharge drive circuit between the two; This electric discharge drive circuit comprises filter capacitor (C1) all in parallel with the output of rectifier and the step-down constant-current circuit of driving LED lamp luminescence; This step-down constant-current circuit comprises and being connected and the LED of self-forming series arm and energy storage inductor (L) with the positive output end of described rectifier, and the fly-wheel diode in parallel with this series arm (D2); The series arm of this self-forming is connected to the negative output terminal of rectifier after connecting with constant current chip BP2831A; Meanwhile, LED is also parallel with electric capacity (C2) and the 5th resistance (R5); The output of described constant current chip BP2831A passes through the 4th resistance (R4) ground connection by discharge capacity (C3) ground connection, ROVP interface by the 3rd resistance (R3) ground connection, chip selection signal CS interface simultaneously;
In described ac-dc converter circuit, be also provided with two resistance of series connection mutually, these two resistance one end of mutually connecting are connected with the positive output end of described rectifier, and the other end is connected with described constant current chip BP2831A.
2. the LED waterproof module based on AC single-point lamp according to claim 1, it is characterized in that, described waterproof module is columned transparent plastic shell (4), it is inner that described LED (5) is arranged on this transparent plastic shell (4), and the fire-retardant lampshade of described PC (6) is then by the disposable upper end end face being injection-moulded in this transparent plastic shell (4) of high-low temperature resistant flame retardant material.
3. the LED waterproof module based on AC single-point lamp according to claim 2, is characterized in that, the fire-retardant lampshade of described PC (6) is zero diopter lampshade.
4. the LED waterproof module based on AC single-point lamp according to Claims 2 or 3, it is characterized in that, described waterproof heat conductive silica gel is epoxy resin embedding adhesive.
5. the LED waterproof module based on AC single-point lamp according to claim 4, is characterized in that, described waterproof module at least five, and mutually connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410047615.XA CN103791285B (en) | 2014-02-11 | 2014-02-11 | Based on the LED waterproof module of AC single-point lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410047615.XA CN103791285B (en) | 2014-02-11 | 2014-02-11 | Based on the LED waterproof module of AC single-point lamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103791285A CN103791285A (en) | 2014-05-14 |
| CN103791285B true CN103791285B (en) | 2016-01-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410047615.XA Active CN103791285B (en) | 2014-02-11 | 2014-02-11 | Based on the LED waterproof module of AC single-point lamp |
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| Country | Link |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201255395Y (en) * | 2008-09-22 | 2009-06-10 | 李碧祥 | Novel water proof LED module lamp |
| CN201368346Y (en) * | 2008-11-25 | 2009-12-23 | 广州市鸿利光电子有限公司 | Waterproof LED backlight module |
| CN102014547A (en) * | 2009-09-04 | 2011-04-13 | 东芝照明技术株式会社 | Led lighting device and illumination apparatus |
| CN102364219A (en) * | 2011-07-21 | 2012-02-29 | 上海西虹桥光电科技有限公司 | Plastic-sealed light emitting diode (LED) module lamp string and production process thereof |
| CN202158397U (en) * | 2011-07-15 | 2012-03-07 | 深圳市日上光电有限公司 | Led lamp module |
| CN202691836U (en) * | 2012-07-24 | 2013-01-23 | 东莞市思拓达光电科技有限公司 | Waterproof antiflaming LED (light emitting diode) ceiling lamp |
| CN203743919U (en) * | 2014-02-11 | 2014-07-30 | 李忠训 | LED waterproof module based on AC single-point lamp |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110267810A1 (en) * | 2010-04-30 | 2011-11-03 | A.L.P. Lighting & Ceiling Products, Inc. | Flourescent lighting fixture and luminaire implementing enhanced heat dissipation |
-
2014
- 2014-02-11 CN CN201410047615.XA patent/CN103791285B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201255395Y (en) * | 2008-09-22 | 2009-06-10 | 李碧祥 | Novel water proof LED module lamp |
| CN201368346Y (en) * | 2008-11-25 | 2009-12-23 | 广州市鸿利光电子有限公司 | Waterproof LED backlight module |
| CN102014547A (en) * | 2009-09-04 | 2011-04-13 | 东芝照明技术株式会社 | Led lighting device and illumination apparatus |
| CN202158397U (en) * | 2011-07-15 | 2012-03-07 | 深圳市日上光电有限公司 | Led lamp module |
| CN102364219A (en) * | 2011-07-21 | 2012-02-29 | 上海西虹桥光电科技有限公司 | Plastic-sealed light emitting diode (LED) module lamp string and production process thereof |
| CN202691836U (en) * | 2012-07-24 | 2013-01-23 | 东莞市思拓达光电科技有限公司 | Waterproof antiflaming LED (light emitting diode) ceiling lamp |
| CN203743919U (en) * | 2014-02-11 | 2014-07-30 | 李忠训 | LED waterproof module based on AC single-point lamp |
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| Publication number | Publication date |
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| CN103791285A (en) | 2014-05-14 |
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Denomination of invention: LED waterproof module based on AC single point lamp Effective date of registration: 20170705 Granted publication date: 20160127 Pledgee: China Minsheng Banking Corp Chengdu branch Pledgor: Li Zhongxun Registration number: 2017510000038 |
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Date of cancellation: 20180119 Granted publication date: 20160127 Pledgee: China Minsheng Banking Corp Chengdu branch Pledgor: Li Zhongxun Registration number: 2017510000038 |
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Denomination of invention: LED waterproof module based on AC single point lamp Effective date of registration: 20180201 Granted publication date: 20160127 Pledgee: China Minsheng Banking Corp Chengdu branch Pledgor: Li Zhongxun Registration number: 2018510000009 |
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Effective date of registration: 20180625 Address after: 610000 Chengdu, Sichuan, Shuangliu District, Southwest Airport Economic Development Zone two road two, 1000 Patentee after: Blueview Elec-Optic Tech Co., Ltd. Address before: 610000 No. 1, unit 1, No. 26, Shuang Qing Road, Chenghua District, Chengdu, Sichuan 1603 Patentee before: Li Zhongxun |
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Date of cancellation: 20190812 Granted publication date: 20160127 Pledgee: China Minsheng Banking Corp Chengdu branch Pledgor: Li Zhongxun Registration number: 2018510000009 |