CN104315484A - Water-cooled UV (ultraviolet) LED system - Google Patents
Water-cooled UV (ultraviolet) LED system Download PDFInfo
- Publication number
- CN104315484A CN104315484A CN201410587871.8A CN201410587871A CN104315484A CN 104315484 A CN104315484 A CN 104315484A CN 201410587871 A CN201410587871 A CN 201410587871A CN 104315484 A CN104315484 A CN 104315484A
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- Prior art keywords
- led
- water
- baseplate
- cooled
- cooling
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 45
- 238000001816 cooling Methods 0.000 claims abstract description 36
- 239000000498 cooling water Substances 0.000 claims abstract description 8
- 238000001514 detection method Methods 0.000 claims description 12
- 239000007788 liquid Substances 0.000 claims description 11
- 238000012544 monitoring process Methods 0.000 claims description 5
- 239000011521 glass Substances 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- 239000003507 refrigerant Substances 0.000 claims description 3
- 239000000758 substrate Substances 0.000 abstract 4
- 230000003247 decreasing effect Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 9
- 230000017525 heat dissipation Effects 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004020 luminiscence type Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000007639 printing Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 230000003020 moisturizing effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2101/00—Point-like light sources
Landscapes
- Led Device Packages (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The invention relates to the technical field of LED light sources, particularly to a water-cooled UV (ultraviolet) LED system. The water-cooled UV LED system comprises a lamp and a controller. The lamp comprises a radiating body and a plurality of LEDs. The LEDs are arranged on the front of a same LED substrate. The back of the LED substrate is combined with the radiating body to form a cooling chamber. The controller comprises a constant-current electronic control module and a liquid-cooled circulating module which are combined in a drive box. The constant-current electronic control module is electrically connected with the LEDs of the lamp. The liquid-cooled circulating module comprises a cooling circulating unit and a water circulating unit, and chilled water is formed and delivered into the cooling chamber of the lamp, thus circulated cooling water flows to the back of the LED substrate and cools the same. The back of the LED substrate fully contacts the cooling water, with contact area large and radiating rapid and effective. Thus damage rate of the LEDs is low, the cooling circulating unit and the water circulating unit are monitored intelligently, control precision and stability is high, and energy loss is decreased.
Description
Technical field
The present invention relates to LED light source technical field, particularly relate to a kind of water-cooled UV LED information display system.
Background technology
UV LED is the one of LED, is the black light of Single wavelength, generally at below 400nm.Make UV LED present the hot spot of difformity, different irradiation level by the design of specialty, meet edge sealing, the need of production in the fields such as printing.UV LED light source has the life-span of overlength, cold light source, non-thermal radiation, life-span not to be subject to, and opening and closing times influence, energy are high, irradiation is evenly enhanced productivity,, more environmental protection more safer than traditional light source, is more and more applied thus at present in printing and the field such as air brushing.
But the performance due to UV LED is seriously subject to the impact of temperature, the not good heat dissipation design of performance can not take away the heat of LED light source in time, LED light source performance can be caused to reduce and even damage.Existing UV LED is mainly by naturally to cool or air-cooled; Wherein, the weak effect of cooling naturally, LED light source is easily damaged, and its life-span is shorter; It is comparatively large to there is volume in air-cooled structure, because the larger reason of volume is not easy to install location at less working space, brings many inconveniences to production.Have water-cooled pattern subsequently, but structure relative complex, and by cooling indirectly, dispel the heat still not good.
Summary of the invention
The object of the invention is to overcome prior art defect, provide a kind of water-cooled UV LED information display system using good heat dissipation effect, LED long service life, intelligentized control method, control accuracy is high, good stability, and structure is simple, with cooling water direct effect LED-baseplate, rapid heat dissipation.
For achieving the above object, the present invention adopts following technical scheme:
A kind of water-cooled UV LED information display system, includes lamp body and controller, wherein:
Described lamp body has heat sink body and some LED, and described some LED are arranged on the front of same LED-baseplate, and the back side of this LED-baseplate then encloses out a cooling chamber with heat sink body;
Controller has the automatically controlled module of constant current and liquid cooling circulation module, and the automatically controlled module of described constant current and liquid cooling circulation module are integrated in a driving box, and the automatically controlled module of constant current is electrically connected the LED of lamp body; Liquid cooling circulation module includes refrigerating cycle unit and water circulation unit, and wherein: refrigerating cycle unit includes compressor, radiator, capillary and evaporimeter, refrigerant returns compressor cycle after compressor, radiator, capillary and evaporimeter; Water circulation unit includes water pump, water tank and flow detection, and the water of water tank is transported to heat exchange in evaporimeter by water pump, outputs to the cooling chamber of lamp body after forming chilled water, reaches the back side cooling that cooling water circulation flows through LED-baseplate; And return after flow detection water tank from the chilled water that lamp body exports, described flow detection outputs signal to microcomputer controller, microcomputer controller also monitors water tank by water level detecting, and obtains the running parameter of evaporimeter by temperature sensor, and controls compressor with this.
In such scheme, the heat sink body of described lamp body has receives LED-baseplate to hold embedding concave station, and concave station is provided with closure gasket groove, and concave station assembling is pasted in the face, the back side of LED-baseplate, and by screw interlocking, embedded sealing ring in closure gasket groove.
On described heat sink body, group establishes a protecgulum, and protecgulum covers on the front of LED-baseplate, and protecgulum has a window, and window, for the LED luminescence injection in LED-baseplate, has a glass plate interval between protecgulum and LED-baseplate.
Described cooling chamber is the square cavity of coupling LED-baseplate shape, and the intake-outlet on cooling chamber is arranged on the side relative with LED-baseplate.
Described microcomputer controller is also by compressor number of times test and monitoring compressor.
LED-baseplate and heat sink body are directly enclosed out a cooling chamber by the present invention, cooling water enters direct effect LED-baseplate after cooling chamber, the LED-baseplate back side contacts cooling water completely, contact surface is large, rapid heat dissipation, compares with air-cooled with naturally cooling, improves the radiating effect of LED greatly, make the spoilage of LED low, add its service life simultaneously.And by increasing flow detection, water level detecting and temperature detection, and coordinate microcomputer controller, realize intelligent monitoring refrigerating cycle unit and water circulation unit, make control accuracy and stability higher, improve the radiating effect of LED, reduce energy loss simultaneously.
Structure of the present invention is simple, scientific and reasonable, and cost of investment is low, the usability of significant increase UV LED and economy, meets industry and utilizes.
accompanying drawing illustrates:
Accompanying drawing 1 is the structural representation of present pre-ferred embodiments;
Accompanying drawing 2 is the lamp body structure schematic diagram of Fig. 1 embodiment;
Accompanying drawing 3 is the lamp body combining structure cross-sectional schematic of Fig. 1 embodiment;
Accompanying drawing 4 is that structural representation implemented by the controller of Fig. 1 embodiment;
Accompanying drawing 5 is the liquid cooling circulation module structural principle schematic diagram of Fig. 1 embodiment controller.
detailed description of the invention:
Be described further below with reference to the technique effect of accompanying drawing to design of the present invention, concrete structure and generation, to understand object of the present invention, characteristic sum effect fully.
Consult shown in Fig. 1 ~ 5, the present invention is about a kind of water-cooled UV LED information display system, include lamp body 1 and controller 2, wherein: described lamp body 1 has heat sink body 11 and some LED12, described some LED12 are arranged on the front of same LED-baseplate 13, and the back side of this LED-baseplate 13 then encloses out a cooling chamber 14 with heat sink body 11; Controller 2 has the automatically controlled module 21 of constant current and liquid cooling circulation module 22, and the automatically controlled module 21 of described constant current and liquid cooling circulation module 22 are integrated in a driving box 23, compact conformation, saves wire rod, reduces cost of manufacture, maintains easily and use.The automatically controlled module 21 of constant current is electrically connected the LED12 of lamp body 1; Liquid cooling circulation module 22 includes refrigerating cycle unit and water circulation unit, refrigerating cycle unit includes compressor 221, radiator 222, capillary 223 and evaporimeter 224, and refrigerant returns compressor 221 and circulates after compressor 221, radiator 222, capillary 223 and evaporimeter 224; Water circulation unit includes water pump 225, water tank 226 and flow detection 227, the water of water tank 226 is transported to heat exchange in evaporimeter 224 by water pump 225, output to the cooling chamber 14 of lamp body 1 after forming chilled water, reach the back side cooling that cooling water circulation flows through LED-baseplate 13; And return after flow detection 227 water tank 226 from the chilled water that lamp body 1 exports, described flow detection 227 outputs signal to microcomputer controller 228, microcomputer controller 228 also monitors water tank 226 by water level detecting 2261, and obtained the running parameter of evaporimeter 224 by temperature sensor 2242, and control compressor 221 with this.
The automatically controlled module 21 of constant current in controller 2 provides constant-current supply to LED12, and this technology is prior art, does not repeat them here.And the work of liquid cooling circulation module 22 is, flow detection 227 outputs signal to microcomputer controller 228, moment knows the freezing water yield giving lamp body 1 and dispel the heat thus, make it to control in ideal range, the heat radiation of lamp body 1 ideal can be reached like this, improve the radiating effect of LED greatly, make the spoilage of LED low, add its service life simultaneously.Microcomputer controller 228 also monitors water tank 226 by water level detecting 2261, to realize moisturizing action, moisture storage capacity is stablized, and the running parameter of evaporimeter 224 is obtained by temperature sensor 2242, and control compressor 221 with this, make the leaving water temperature of evaporimeter 224 can control, in required required precision, to reach instructions for use, reduce energy loss.Microcomputer controller 228 also detects 2211 monitoring compressors 221 by compressor number of times, and the safe operation of available protecting compressor, and the service life extending machine system are cost-saving.
For promoting working effect and conveniently making assembling, the heat sink body 11 of described lamp body 1 has receives LED-baseplate 13 to hold embedding concave station 111, concave station 111 is provided with closure gasket groove 112, and the face, the back side of LED-baseplate 13 is pasted concave station 111 and assembled, and by screw interlocking, embedded sealing ring 15 in closure gasket groove 112, this structure is simple, makes and easy to assembly, is also convenient to safeguard, anatomical connectivity is tight, and body is elegant in appearance.For increasing structural and usability, on heat sink body 11, group establishes a protecgulum 16, and protecgulum 16 covers on the front of LED-baseplate 13, give protection and dust-proof.Protecgulum 16 has a window 161, and window 161 is for the LED12 luminescence injection in LED-baseplate 13, and have glass plate 17 interval between protecgulum 16 and LED-baseplate 13, glass plate 17 is quartz glass plate preferably, has good in ultraviolet function.Described cooling chamber 14 is the square cavity of coupling LED-baseplate 13 shape, intake-outlet 141 on cooling chamber 14 is arranged on the side relative with LED-baseplate 13, this structure can obtain balanced chilling temperature, promotes the cooling of each orientation of LED-baseplate 13 synchronous, rapid heat dissipation.
Structure of the present invention is simple, scientific and reasonable, and cost of investment is low, the usability of significant increase UV LED and economy, meets industry and utilizes.
More than in conjunction with embodiment to invention has been detailed description; only for technical conceive of the present invention and feature are described; its object is to allow person skilled in the art understand content of the present invention and to be implemented; protection scope of the present invention can not be limited with this; therefore all equivalences done according to Spirit Essence of the present invention change or modify, and all should be encompassed in protection scope of the present invention.
Claims (5)
1. a water-cooled UV LED information display system, includes lamp body (1) and controller (2), it is characterized in that:
Described lamp body (1) has heat sink body (11) and some LED(12), described some LED(12) be arranged on the front of same LED-baseplate (13), the back side of this LED-baseplate (13) then encloses out a cooling chamber (14) with heat sink body (11);
Controller (2) has the automatically controlled module of constant current (21) and liquid cooling circulation module (22), the automatically controlled module of described constant current (21) and liquid cooling circulation module (22) are integrated in a driving box (23), and the automatically controlled module of constant current (21) is electrically connected the LED(12 of lamp body (1)); Liquid cooling circulation module (22) includes refrigerating cycle unit and water circulation unit, wherein: refrigerating cycle unit includes compressor (221), radiator (222), capillary (223) and evaporimeter (224), refrigerant returns compressor (221) circulation after compressor (221), radiator (222), capillary (223) and evaporimeter (224); Water circulation unit includes water pump (225), water tank (226) and flow detection (227), the water of water tank (226) is transported to heat exchange in evaporimeter (224) by water pump (225), output to the cooling chamber (14) of lamp body (1) after forming chilled water, reach the back side cooling that cooling water circulation flows through LED-baseplate (13); And return after flow detection (227) water tank (226) from the chilled water that lamp body (1) exports, described flow detection (227) outputs signal to microcomputer controller (228), microcomputer controller (228) is also by water level detecting (2261) monitoring water tank (226), and obtained the running parameter of evaporimeter (224) by temperature sensor (2242), and control compressor (221) with this.
2. a kind of water-cooled UV LED information display system according to claim 1, it is characterized in that: the heat sink body (11) of described lamp body (1) has receiving LED-baseplate (13) and holds embedding concave station (111), concave station (111) is provided with closure gasket groove (112), concave station (111) assembling is pasted in the face, the back side of LED-baseplate (13), and by screw interlocking, embedded sealing ring (15) in closure gasket groove (112).
3. a kind of water-cooled UV LED information display system according to claim 2, it is characterized in that: the upper group of described heat sink body (11) establishes a protecgulum (16), protecgulum (16) covers on the front of LED-baseplate (13), protecgulum (16) has a window (161), window (161) is for the LED(12 in LED-baseplate (13)) luminous injection, there is a glass plate (17) interval between protecgulum (16) and LED-baseplate (13).
4. a kind of water-cooled UV LED information display system according to claim 1, it is characterized in that: described cooling chamber (14) is the square cavity of coupling LED-baseplate (13) shape, and the intake-outlet (141) on cooling chamber (14) is arranged on the side relative with LED-baseplate (13).
5. a kind of water-cooled UV LED information display system according to claim 1, is characterized in that: described microcomputer controller (228) also detects (2211) monitoring compressor (221) by compressor number of times.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410587871.8A CN104315484B (en) | 2014-10-29 | 2014-10-29 | A kind of water cooling UV LED information display systems |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410587871.8A CN104315484B (en) | 2014-10-29 | 2014-10-29 | A kind of water cooling UV LED information display systems |
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| Publication Number | Publication Date |
|---|---|
| CN104315484A true CN104315484A (en) | 2015-01-28 |
| CN104315484B CN104315484B (en) | 2017-12-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410587871.8A Expired - Fee Related CN104315484B (en) | 2014-10-29 | 2014-10-29 | A kind of water cooling UV LED information display systems |
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| Country | Link |
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| CN (1) | CN104315484B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105257991A (en) * | 2015-10-09 | 2016-01-20 | 东莞市北科电子科技有限公司 | Ultraviolet light-emitting diode (UV LED) system |
| CN105268112A (en) * | 2015-09-10 | 2016-01-27 | 安徽航天生物科技股份有限公司 | Water cooling device for photon therapeutic device LED chip |
| CN105927936A (en) * | 2016-05-20 | 2016-09-07 | 中山市厚源电子科技有限公司 | LED driver shell |
| CN108297560A (en) * | 2018-02-08 | 2018-07-20 | 苏州灯龙光电科技有限公司 | Directly lead solidification module |
| CN110220174A (en) * | 2019-06-15 | 2019-09-10 | 绵阳恒酷热技术有限公司 | A kind of phase transformation takes hot LED illumination System |
| CN117267682A (en) * | 2023-10-23 | 2023-12-22 | 东莞康视达自动化科技有限公司 | Light source controller with heat dissipation and fool-proof functions |
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| CN202805952U (en) * | 2012-09-24 | 2013-03-20 | 东莞凯佳智芯电子科技有限公司 | Constant temperature UV-LED device used for PCB jet printing rapid shaping solidification |
| CN202884865U (en) * | 2012-11-20 | 2013-04-17 | 凌广 | Ultraviolet light emitting diode lamp holder and cold water heat-radiating ultraviolet light emitting diode lamp adopting same |
| US20130334966A1 (en) * | 2012-06-15 | 2013-12-19 | Mitsubishi Electric Corporation | Light source apparatus |
-
2014
- 2014-10-29 CN CN201410587871.8A patent/CN104315484B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130334966A1 (en) * | 2012-06-15 | 2013-12-19 | Mitsubishi Electric Corporation | Light source apparatus |
| CN202805952U (en) * | 2012-09-24 | 2013-03-20 | 东莞凯佳智芯电子科技有限公司 | Constant temperature UV-LED device used for PCB jet printing rapid shaping solidification |
| CN202884865U (en) * | 2012-11-20 | 2013-04-17 | 凌广 | Ultraviolet light emitting diode lamp holder and cold water heat-radiating ultraviolet light emitting diode lamp adopting same |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105268112A (en) * | 2015-09-10 | 2016-01-27 | 安徽航天生物科技股份有限公司 | Water cooling device for photon therapeutic device LED chip |
| CN105257991A (en) * | 2015-10-09 | 2016-01-20 | 东莞市北科电子科技有限公司 | Ultraviolet light-emitting diode (UV LED) system |
| CN105927936A (en) * | 2016-05-20 | 2016-09-07 | 中山市厚源电子科技有限公司 | LED driver shell |
| CN108297560A (en) * | 2018-02-08 | 2018-07-20 | 苏州灯龙光电科技有限公司 | Directly lead solidification module |
| CN110220174A (en) * | 2019-06-15 | 2019-09-10 | 绵阳恒酷热技术有限公司 | A kind of phase transformation takes hot LED illumination System |
| CN117267682A (en) * | 2023-10-23 | 2023-12-22 | 东莞康视达自动化科技有限公司 | Light source controller with heat dissipation and fool-proof functions |
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| Publication number | Publication date |
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| CN104315484B (en) | 2017-12-05 |
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