CN102352975B - Dustproof, waterproof and multipurpose LED (light emitting diode) light power source assembly - Google Patents
Dustproof, waterproof and multipurpose LED (light emitting diode) light power source assembly Download PDFInfo
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- CN102352975B CN102352975B CN2011103042981A CN201110304298A CN102352975B CN 102352975 B CN102352975 B CN 102352975B CN 2011103042981 A CN2011103042981 A CN 2011103042981A CN 201110304298 A CN201110304298 A CN 201110304298A CN 102352975 B CN102352975 B CN 102352975B
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- waterproof
- dustproof
- power pack
- source assembly
- radiator
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Abstract
The invention discloses a dustproof, waterproof and multipurpose LED (light emitting diode) light power source assembly, comprising a radiator (1), a dustproof and waterproof radiating fan (2), a drive circuit board component (3), an LED light source component (4), a power source box upper cover and lower cover (31 and 32), a lens (5), a decorative ring (6) and a synthetic mica sheet (8), wherein the LED light source component (4) comprises a radiating substrate, the radiator (1) comprises a planar base plate (101) and a radiating part (102) arranged at the top surface of the base plate (101), the radiating part (102) is provided with a space region for containing the radiating fan (2), the power source box upper cover and lower cover (31 and 32) are hermetically connected with each other to pack and cover the drive circuit board component (3), the power source box upper cover (31) is connected with a waterproof bolt component (34), the radiating substrate is fixedly connected with the base plate (101) to radiate in a conducting way, the synthetic mica sheet (8) is arranged between the radiating substrate and the base plate (101), the edge of the synthetic mica sheet (8) exceeds the edge of the radiating substrate by 1-10mm, and the decorative ring (6) and the lens (5) are fixedly connected with the bottom of the radiator (1).
Description
Technical field
The present invention relates to a kind of dustproof and waterproof multipurpose LED photoelectric source assembly.
Background technology
LED has long advantage of luminous efficiency height, power saving and life-span, and its application is more and more extensive.LED is applied to normal lighting, in order to reach illumination requirement, generally a plurality of power-type LEDs to be concentrated on the light fixture and use, therefore the heat radiation of LED becomes affects LED light fixture use state and a key factor in life-span, especially for high-power LED lamp, heat dissipation problem has become a technical bottleneck that affects its extensive use.Traditional LED light fixture all belongs to passive heat radiation, namely fin or the similar device by radiator dispels the heat, in order to improve radiating effect, need to increase area of dissipation as far as possible, cause thus existing LED light fixture overall volume generally larger, radiator structure is complicated, and its radiating effect and unsatisfactory.The applicant once was combined radiator fan with radiator, develop to have the LED light fixture that active heat removal and passive heat radiation combine, and its radiating effect is excellent, stability and service life that can the Effective Raise light fixture.But for the larger light fixture of bulkhead lamp capable constant power, in order further to improve radiating effect, often it is made open structure, cause its waterproof and dustproof effect relatively poor, limited it and reached out of doors application under the particular surroundings.CN102155699A is and the immediate prior art of the application.
In addition, normal operation heat-conducting silicone grease or heat conductive insulating cloth insulate and heat conduction between light source board and radiator at present, the thermal conductivity factor of heat-conducting silicone grease is 3W/(mK)～4W/(mK), the thermal conductivity factor of heat conductive insulating cloth is 2W(mK)～3W/(mK), the thermal conductivity factor of the two is lower, and heat-conducting effect is relatively poor; Heat-conducting silicone grease is the unfixed paste of shape, therefore the coating heat-conducting silicone grease is difficult to coating evenly between light source board and radiator, cause the thermal conductivity variation on the one hand, can reduce on the other hand the insulating properties between light source board and the radiator, even may cause short circuit between the two; Heat conductive insulating cloth is the cloth shape, is easy to modification, and heat conductive insulating cloth is difficult to uniformly between light source board and radiator, and trouble is installed, and efficient is low.
Summary of the invention
Technical problem to be solved by this invention is to overcome the deficiencies in the prior art, and a kind of dustproof and waterproof multipurpose LED photoelectric source assembly simple, that production efficiency is high, heat conductive insulating is good of installing is provided.
The technical solution adopted in the present invention is: the present invention includes radiator, radiator fan, the drive circuit board component, the led light source assembly, described led light source assembly comprises several led chips and LED heat-radiating substrate, described dustproof and waterproof multipurpose LED photoelectric source assembly also comprises the power pack loam cake, the power pack lower cover, lens, case ring, the synthetic mica sheet, the waterproof bolt assembly, described radiator fan is the dustproof and waterproof fan, described radiator comprises base plate, the bottom surface of described base plate is the plane, the end face of described base plate is provided with radiating part, the central upper portion zone of described radiating part is provided with the space region for accommodating described radiator fan, described power pack lower cover is positioned at described radiator fan top and is fixedly connected with described radiator, described power pack loam cake be tightly connected mutually with described power pack lower cover and with described drive circuit board component ladle cover in interior, cover on the described power pack and connect described waterproof bolt assembly, described LED heat-radiating substrate and described base plate are fixedly connected and heat loss through conduction, place the synthetic mica sheet between described LED heat-radiating substrate and the described base plate, the edge of described synthetic mica sheet exceeds the edge 1～10mm of described LED heat-radiating substrate, described case ring, the bottom of described lens and described radiator is fixedly connected.
Fix by several first screws between described LED heat-radiating substrate and the described base plate, described the first screw fixed connection place is provided with the insulation micelle, and described insulation micelle will be isolated between described LED heat-radiating substrate and described the first screw and the described base plate.
Described dustproof and waterproof multipurpose LED photoelectric source assembly also comprises annular insulation wallboard, described annular insulation wallboard is positioned at the space that described power pack loam cake and described power pack lower cover seal formation mutually, and described drive circuit board component places described annular to insulate in the wallboard.
Be fixedly connected by the second screw between the bottom of described case ring, described lens and described radiator, the junction is provided with the silica gel waterproof washer between the bottom of described lens and described radiator.
The air inlet of described radiator fan and air outlet all arrange fan net.
Be connected to a fixed with described radiator behind the described fan net that several the 3rd screws pass the described fan net, the described radiator fan that are positioned at described radiator fan top successively, be positioned at described radiator fan below.
Be fixedly connected by several the 4th screws and several nuts between described power pack loam cake and the described power pack lower cover.
The back side of described radiator is provided with at least two support columns that protrude from described radiating part, described support column supports described power pack lower cover, several head band internal threads, the externally threaded bolt of the foot section brought pass described power pack lower cover and described support column is connected to a fixed, and the internal thread that several the 5th screws pass behind the described drive circuit board component with described double-screw bolt head is connected to a fixed.
Described support column is higher than the upper surface 10～50mm of described radiator fan, and the height of the tapped head of described bolt is 5～10mm.
Described radiating part in the form of sheets or column.
The invention has the beneficial effects as follows: owing to the present invention includes the power pack loam cake, the power pack lower cover, lens, case ring, the synthetic mica sheet, the waterproof bolt assembly, described radiator fan is the dustproof and waterproof fan, described radiator comprises base plate, the bottom surface of described base plate is the plane, the end face of described base plate is provided with radiating part, the central upper portion zone of described radiating part is provided with the space region for accommodating described radiator fan, described power pack lower cover is positioned at described radiator fan top and is fixedly connected with described radiator, described power pack loam cake be tightly connected mutually with described power pack lower cover and with described drive circuit board component ladle cover in interior, cover on the described power pack and connect described waterproof bolt assembly, described LED heat-radiating substrate and described base plate are fixedly connected and heat loss through conduction, place the synthetic mica sheet between described LED heat-radiating substrate and the described base plate, the edge of described synthetic mica sheet exceeds the edge 1～10mm of described LED heat-radiating substrate, described case ring, the bottom of described lens and described radiator is fixedly connected; The present invention be tightly connected mutually by described power pack loam cake and described power pack lower cover and with described drive circuit board component ladle cover in interior, cover on the described power pack and connect described waterproof bolt assembly, power line can seal by described waterproof bolt assembly, so that the power unit dustproof and waterproof; Simultaneously, described radiator fan is the dustproof and waterproof fan, so that fan part dustproof and waterproof; Bottom by described case ring, described lens and described radiator is fixedly connected, so that the Lights section dustproof and waterproof, therefore whole photoelectric source assembly has the effect of dustproof and waterproof, can be used for the primary element that the places such as workshop, factory building of outdoor and many dirt form as light fixtures such as street lamp, Ceiling light, Down lamp, bulkhead lamp capables; By described radiator fan is combined with described radiator, so that light fixture has the effect that active heat removal and passive heat radiation combine, its radiating effect is excellent, stability and service life that can the Effective Raise light fixture; By between described LED heat-radiating substrate and described base plate, placing the synthetic mica sheet, the synthetic mica sheet is to adopt the MICA raw material to cause mica paper, then be equipped with the adhesive slab insulant that compacting forms through HTHP, has excellent thermal conductivity, anti-flammability and electrical insulating property, has even thickness, size can be regulated arbitrarily, the advantages such as pliability and processability are good, its thermal conductivity factor is 5W/(mK)～24W/(mK), thermal conductivity factor than heat-conducting silicone grease and heat conductive insulating cloth is high, and mica sheet is the fixing state of shape, its average uniformity is high, therefore more closely knit evenly with contacting of described LED heat-radiating substrate and described base plate, therefore heat conduction and insulating properties are better, and simple installation, efficient is high; Exceed the edge 1～10mm of described LED heat-radiating substrate by the edge of described synthetic mica sheet, so that can satisfy the requirement of creep age distance between described LED heat-radiating substrate and the described radiator, improve security; So the present invention installs simply, production efficiency is high, heat conductive insulating is good, dustproof and waterproof is effective, and multiple use can be arranged.
Description of drawings
Fig. 1 is the perspective view of the embodiment of the invention;
Fig. 2 is the blast structural representation of the embodiment of the invention;
Fig. 3 is the section structure schematic diagram of the embodiment of the invention;
Fig. 4 is the radiator of the embodiment of the invention and the section structure schematic diagram of the Lights section;
Fig. 5 is the local structure for amplifying schematic diagram in I shown in Figure 4 place;
Fig. 6 is the local structure for amplifying schematic diagram in II shown in Figure 4 place.
The specific embodiment
Such as Fig. 1～shown in Figure 6, the dustproof and waterproof multipurpose LED photoelectric source assembly of present embodiment comprises radiator 1, radiator fan 2, drive circuit board component 3, led light source assembly 4, annular insulation wallboard 30, power pack loam cake 31, power pack lower cover 32, lens 5, case ring 6, synthetic mica sheet 8, waterproof bolt assembly 34, described led light source assembly 4 comprises several led chips and LED heat-radiating substrate, and described radiator fan 2 is dustproof and waterproof fans; Described radiator 1 comprises base plate 101, the bottom surface of described base plate 101 is the plane, the end face of described base plate 101 is provided with radiating part 102, the central upper portion zone of described radiating part 102 is provided with the space region for accommodating described radiator fan 2, the outer ring part of described radiating part 102 in the form of sheets, the part that is positioned at space region is column, to increase heat dissipation channel, improve heat dispersion, the air inlet of described radiator fan 2 and air outlet all arrange fan net 21, to prevent that foreign matter from entering fan, play the safeguard protection effect, concrete connected mode is: four the 3rd screws 93 pass the described fan net 21 that is positioned at described radiator fan 2 tops successively, described radiator fan 2, the described fan net 21 that is positioned at described radiator fan 2 belows is connected to a fixed with described radiator 1 afterwards; Described power pack loam cake 31 be tightly connected mutually with described power pack lower cover 32 and with described drive circuit board component 3 ladle covers in interior, concrete connected mode is: be fixedly connected by four the 4th screws 94 and four nuts 97 between described power pack loam cake 31 and the described power pack lower cover 32; Described annular insulation wallboard 30 is positioned at described power pack loam cake 31 and seals mutually the space that forms with described power pack lower cover 32, described drive circuit board component 3 places in the described annular insulation wallboard 30, further improve insulation and the isolation performance of power drives part and described power pack loam cake 31 and described power pack lower cover 32, connect described waterproof bolt assembly 34 on the described power pack loam cake 31; Described power pack lower cover 32 is positioned at described radiator fan 2 tops and is fixedly connected with described radiator 1, the back side of described radiator 1 is provided with four support columns 103 that protrude from described radiating part, described support column 103 supports described power pack lower cover 32, described support column 103 is higher than the upper surface 10～50mm of described radiator fan 2, make between described power pack lower cover 32 and the described radiator fan 2 and leave certain space, strengthen the circulation of air that fan is imported and exported, concrete connected mode is: four head band internal threads, the externally threaded bolt 96 of the foot section brought passes described power pack lower cover 32 and is connected to a fixed with described support column 103, four the 5th screws 95 pass described drive circuit board component 3 rear internal threads with described double-screw bolt 96 heads and are connected to a fixed, isolation processing insulate at the via hole place that described drive circuit board component 3 is used for passing described the 5th screw 95, the height of described bolt 96 tapped heads is 5～10mm, so that the distance between described drive circuit board component 3 and the described power pack lower cover 32 guarantees the requirement of insulation and creep age distance; Described LED heat-radiating substrate and described base plate 101 are fixedly connected and heat loss through conduction, concrete connected mode is: fixing by four the first screws 91 between described LED heat-radiating substrate and the described base plate 101, described the first screw 91 fixed connection places are provided with insulation micelle 7, described insulation micelle 7 is with isolation between described LED heat-radiating substrate and described the first screw 91 and the described base plate 101, the reinforced insulation effect, further improve creep age distance, satisfy safety requirements, place synthetic mica sheet 8 between described LED heat-radiating substrate and the described base plate 101, the edge of described synthetic mica sheet 8 exceeds the edge 1～10mm of described LED heat-radiating substrate; Described case ring 6, described lens 5 are fixedly connected with the bottom of described radiator 1, concrete connected mode is: be fixedly connected by the second screw 92 between the bottom of described case ring 6, described lens 5 and described radiator 1, the junction is provided with silica gel waterproof washer 9 between the bottom of described lens 5 and described radiator 1, with the water resistance of further raising the Lights section.
The present invention be tightly connected mutually by described power pack loam cake 31 and described power pack lower cover 32 and with described drive circuit board component 3 ladle covers in interior, connect described waterproof bolt assembly 34 on the described power pack loam cake 31, power line can seal by described waterproof bolt assembly 34, so that the power unit dustproof and waterproof; Simultaneously, described radiator fan 2 is dustproof and waterproof fans, so that fan part dustproof and waterproof; Bottom by described case ring, described lens and described radiator is fixedly connected, so that the Lights section dustproof and waterproof, therefore whole light fixture has the effect of dustproof and waterproof, can be used for the primary element that the places such as workshop, factory building of outdoor and many dirt form as light fixtures such as street lamp, Ceiling light, Down lamp, bulkhead lamp capables; By with described radiator fan 2 and described radiator 1 combination, so that light fixture has the effect that active heat removal and passive heat radiation combine, its radiating effect is excellent, stability and service life that can the Effective Raise light fixture; By between described LED heat-radiating substrate and described base plate 101, placing synthetic mica sheet 8, synthetic mica sheet 8 is to adopt the MICA raw material to cause mica paper, then be equipped with the adhesive slab insulant that compacting forms through HTHP, has excellent heat resistance, anti-flammability and electrical insulating property, has even thickness, size can be regulated arbitrarily, the advantages such as pliability and processability are good, its thermal conductivity factor is 5W/(mK)～24W/(mK), thermal conductivity factor than heat-conducting silicone grease and heat conductive insulating cloth is high, and mica sheet is the fixing state of shape, its average uniformity is high, therefore more closely knit evenly with contacting of described LED heat-radiating substrate and described base plate 101, therefore heat conduction and insulating properties are better, and simple installation, efficient is high; Exceed the edge 1～10mm of described LED heat-radiating substrate by the edge of described synthetic mica sheet 8, so that can satisfy the requirement of creep age distance between described LED heat-radiating substrate and the described radiator 1, improve security; Therefore the present invention installs simply, production efficiency is high, heat conductive insulating is good, and dustproof and waterproof is effective, and multiple use can be arranged.
When illumination work of the present invention, described radiator fan 2 turns round simultaneously, the heat that produces when described led chip is luminous is by described LED heat-radiating substrate, described synthetic mica sheet 8 is transmitted on the described radiator 1, described radiator 1 is as existing radiator " passive type " heat radiation, with a part of dissipation of heat in air, simultaneously, under the effect of described radiator fan 2, outside air is forced through described radiator 1 and flows, take away the heat on the described radiator 1, radiating effect is excellent, can avoid led chip at high temperature to work, and effectively increases the service life; Because the existence of forced heat radiation, therefore comparable common light fixture reduces the volume and weight of described radiator 1, has increased the adaptability of light fixture.
The present invention can be widely used in the LED lighting field.
Claims (9)
1. dustproof and waterproof multipurpose LED photoelectric source assembly, comprise radiator (1), radiator fan (2), drive circuit board component (3), led light source assembly (4), power pack loam cake (31), power pack lower cover (32), waterproof bolt assembly (34), described led light source assembly (4) comprises several led chips and LED heat-radiating substrate, described radiator (1) comprises base plate (101), the bottom surface of described base plate (101) is the plane, the end face of described base plate (101) is provided with radiating part (102), the central upper portion zone of described radiating part (102) is provided with the space region for accommodating described radiator fan (2), described power pack lower cover (32) is positioned at described radiator fan (2) top and is fixedly connected with described radiator (1), described power pack loam cake (31) be tightly connected mutually with described power pack lower cover (32) and with described drive circuit board component (3) ladle cover in interior, the upper described waterproof bolt assembly (34) that connects of described power pack loam cake (31), described LED heat-radiating substrate and described base plate (101) are fixedly connected and heat loss through conduction, it is characterized in that: described dustproof and waterproof multipurpose LED photoelectric source assembly also comprises lens (5), case ring (6), synthetic mica sheet (8), described radiator fan (2) is the dustproof and waterproof fan, place synthetic mica sheet (8) between described LED heat-radiating substrate and the described base plate (101), the edge of described synthetic mica sheet (8) exceeds the edge 1～10mm of described LED heat-radiating substrate, described case ring (6), described lens (5) are fixedly connected with the bottom of described radiator (1); Described dustproof and waterproof multipurpose LED photoelectric source assembly also comprises annular insulation wallboard (30), described annular insulation wallboard (30) is positioned at described power pack loam cake (31) and seals mutually the space that forms with described power pack lower cover (32), and described drive circuit board component (3) places in the described annular insulation wallboard (30).
2. dustproof and waterproof multipurpose LED photoelectric source assembly according to claim 1, it is characterized in that: fixing by several first screws (91) between described LED heat-radiating substrate and the described base plate (101), described the first screw (91) fixed connection place is provided with insulation micelle (7), and described insulation micelle (7) is with isolation between described LED heat-radiating substrate and described the first screw (91) and the described base plate (101).
3. dustproof and waterproof multipurpose LED photoelectric source assembly according to claim 1 is characterized in that:
Be fixedly connected by the second screw (92) between the bottom of described case ring (6), described lens (5) and described radiator (1), the junction is provided with silica gel waterproof washer (9) between the bottom of described lens (5) and described radiator (1).
4. dustproof and waterproof multipurpose LED photoelectric source assembly according to claim 1 is characterized in that:
The air inlet of described radiator fan (2) and air outlet all arrange fan net (21).
5. dustproof and waterproof multipurpose LED photoelectric source assembly according to claim 4 is characterized in that:
Several the 3rd screws (93) pass described fan net (21), the described radiator fan (2) that is positioned at described radiator fan (2) top successively, the described fan net (21) that is positioned at described radiator fan (2) below is connected to a fixed with described radiator (1) afterwards.
6. dustproof and waterproof multipurpose LED photoelectric source assembly according to claim 1 is characterized in that:
Be fixedly connected by several the 4th screws (94) and several nuts (97) between described power pack loam cake (31) and the described power pack lower cover (32).
7. dustproof and waterproof multipurpose LED photoelectric source assembly according to claim 1 is characterized in that:
The back side of described radiator (1) is provided with at least two support columns (103) that protrude from described radiating part, described support column (103) supports described power pack lower cover (32), several head band internal threads, the externally threaded bolt of the foot section brought (96) pass described power pack lower cover (32) and are connected to a fixed with described support column (103), and several the 5th screws (95) pass behind the described drive circuit board component (3) and the internal thread of described double-screw bolt (96) head is connected to a fixed.
8. dustproof and waterproof multipurpose LED photoelectric source assembly according to claim 7 is characterized in that:
Described support column (103) is higher than the upper surface 10～50mm of described radiator fan (2), and the height of the tapped head of described bolt (96) is 5～10mm.
9. dustproof and waterproof multipurpose LED photoelectric source assembly according to claim 1 is characterized in that:
Described radiating part (102) in the form of sheets or column.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103042981A CN102352975B (en) | 2011-10-02 | 2011-10-02 | Dustproof, waterproof and multipurpose LED (light emitting diode) light power source assembly |
| US14/233,717 US9476581B2 (en) | 2011-05-18 | 2012-05-13 | Dustproof and waterproof multipurpose LED-light power source assembly and dustproof and waterproof LED light |
| EP12785869.4A EP2711626B1 (en) | 2011-05-18 | 2012-05-13 | Dustproof and waterproof multipurpose led-light power source assembly and dustproof and waterproof led light |
| PCT/CN2012/075418 WO2012155816A1 (en) | 2011-05-18 | 2012-05-13 | Dustproof and waterproof multipurpose led-light power source assembly and dustproof and waterproof led light |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103042981A CN102352975B (en) | 2011-10-02 | 2011-10-02 | Dustproof, waterproof and multipurpose LED (light emitting diode) light power source assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102352975A CN102352975A (en) | 2012-02-15 |
| CN102352975B true CN102352975B (en) | 2013-04-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011103042981A Expired - Fee Related CN102352975B (en) | 2011-05-18 | 2011-10-02 | Dustproof, waterproof and multipurpose LED (light emitting diode) light power source assembly |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012155816A1 (en) * | 2011-05-18 | 2012-11-22 | 广州南科集成电子有限公司 | Dustproof and waterproof multipurpose led-light power source assembly and dustproof and waterproof led light |
| WO2013049982A1 (en) * | 2011-10-02 | 2013-04-11 | 广州南科集成电子有限公司 | Led photo-electric source assembly and led road lamp improved from traditional road lamp |
| DE202013100577U1 (en) * | 2013-02-08 | 2014-05-09 | Zumtobel Lighting Gmbh | facade light |
| CN104373878B (en) * | 2014-10-30 | 2017-01-18 | 中国南方航空工业(集团)有限公司 | locomotive headlamp |
| CN106015971B (en) * | 2016-07-18 | 2019-05-17 | 深圳中景科创光电科技有限公司 | A kind of DOB lamps and lanterns mould group |
| CN111963923B (en) * | 2020-07-06 | 2021-03-26 | 深圳市富高康电子有限公司 | Lighting device and offshore lighthouse |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2849439Y (en) * | 2004-12-31 | 2006-12-20 | 彭洲龙 | High-power LED lighting lamp |
| CN2890616Y (en) * | 2006-03-10 | 2007-04-18 | 潘志标 | Embedded high-efficiency energy-saving drum lamp |
| CN101483948A (en) * | 2008-01-08 | 2009-07-15 | 张晓云 | Intelligent semi-conductor lighting lamp |
| CN102155699B (en) * | 2011-05-18 | 2012-05-09 | 广州南科集成电子有限公司 | Waterproof and dustproof LED lamp |
| CN202228980U (en) * | 2011-10-02 | 2012-05-23 | 广州南科集成电子有限公司 | Dustproof waterproof multifunctional light-emitting diode (LED) light power supply assembly |
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