CN104534356A - LED tower crane lamp - Google Patents
LED tower crane lamp Download PDFInfo
- Publication number
- CN104534356A CN104534356A CN201410802271.9A CN201410802271A CN104534356A CN 104534356 A CN104534356 A CN 104534356A CN 201410802271 A CN201410802271 A CN 201410802271A CN 104534356 A CN104534356 A CN 104534356A
- Authority
- CN
- China
- Prior art keywords
- tower crane
- heat
- fixed
- led tower
- crane lamp
- 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.)
- Granted
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/20—Light sources comprising attachment means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
- F21S8/04—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures
- F21S8/06—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures by suspension
-
- 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
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
- F21V17/16—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts; Snap action mounting
-
- 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
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The invention discloses an LED tower crane lamp. The LED tower crane lamp comprises a heat pipe radiator, a lampshade, a light source assembly, drive power sources and a reflection cup. The light source assembly comprises a PCB and LED lamp beads fixed to the PCB. The heat pipe radiator comprises a heat pipe heat absorbing part, a base plate matched with the heat pipe heat absorbing part, a heat pipe cooling part connected with the heat pipe heat absorbing part, and cooling fins arranged at the heat pipe cooling part, the lampshade is fixed to the base plate, and the reflection cup is arranged in the lampshade and fixed to the base plate. The LED tower crane lamp further comprises buckles. Each buckle comprises a fixing part and a buckling part, wherein the buckle is fixed to the base plate through the fixing part. The PCB is clamped between the buckling parts and the base plate. The distance between the fixing parts and the center of the reflection cup is D1, the distance between the outer edge of the PCB and the center of the reflection cup is D2, and the distance between the buckling parts and the center of the reflection cup is D3, wherein D1 is larger than D2, and D2 is larger than D3. The LED tower crane lamp has a very good heat dissipation effect.
Description
Technical field
The present invention relates to a kind of LED tower crane lamp.
Background technology
LED tower crane lamp has safe and reliable, that brightness is high, energy-conservation, the life-span is long feature because of it, is more and more applied to construction industry.LED tower crane lamp is arranged on tower crane top, can provide reliable illumination for construction site.Just there will be lighting effect after the LED tower crane lamp of current use uses a period of time to decline, light area disperse, the phenomenon that light is uneven.
Summary of the invention
In order at least solve the above-mentioned technical problem existed in prior art, the invention provides a kind of at least more excellent in radiating efficiency and lighting effect etc. LED tower crane lamp.
Technical scheme provided by the present invention at least relates to:
As one aspect of the present invention, relate to a kind of LED tower crane lamp, comprise heat-pipe radiator, lampshade, light source assembly, driving power and reflector, light source assembly comprises pcb board and is fixed on the LED lamp bead on pcb board, heat-pipe radiator comprises heat pipe endothermic section, the not substrate that matches of heat pipe endothermic section, the not heat pipe endothermic section heat pipe heat radiation portion connected and the fin being arranged on heat pipe heat radiation portion, lampshade is fixed on substrate, described reflector to be arranged in lampshade and to be fixed on substrate, described LED tower crane lamp also includes fastener, described fastener comprises fixed part and buckling parts, described fastener is fixed on described substrate with fixed part,
Described pcb board is connected between the not described substrate of described buckling parts;
Described fixed part is D1 to the distance at reflector center;
Described pcb board outer rim is D2 to the distance at reflector center;
Described buckling parts is D3 to the distance at reflector center, and D1 is greater than D2, and D2 is greater than D3.
As one of detailed description of the invention, described reflector and described fastener adopt common fixture to be fixed on described substrate.
Described reflector is made up of cup and retainer ring, and described reflector is fixed on described substrate with described retainer ring.
As one of detailed description of the invention, described fastener is not provided with connecting portion between buckling parts at fixed part.Particularly, this LED tower crane lamp buckling piece connecting portion is ridge-shaped or Contraband shape.
As one of detailed description of the invention, heat-conducting silicone grease can not be aided with between substrate at pcb board.
As one of detailed description of the invention, this LED tower crane lamp fastener buckling parts outer rim is arc.
As one of detailed description of the invention, pcb board center can also be provided with through hole, with fixture, pcb board is fixed on substrate.
As one of detailed description of the invention, the side of lampshade is installed at heat-pipe radiator, is provided with power shelf.Preferably, this power shelf is two, is separately positioned on the substrate of lampshade two opposite sides, for placing driving power.
Particularly, described power shelf can be comprise a top planes, perpendicular to top planes to homonymy extend two sides and perpendicular to the outward extending base plane in two sides, described base plane is fixed on substrate.
More specifically, described top planes and two sides can be engraved structures.
Adopt above scheme, the present invention at least can realize following beneficial effect:
1, fastener is used to be fixed on heat-pipe radiator by pcb board, heat-pipe radiator contact is not tight to make pcb board, improve the radiating efficiency of light source assembly, and not be used on the heat-pipe radiator position that pcb board does not contact and join auger shell keyhole, reduce LED tower crane lamp damages light source assembly because of roof leaking risk in outdoor.
2, fastener fixed part does not leave gap between pcb board outer rim, can extend, can not cause light-emitting area deformation of cylindrical, affect lighting effect when pcb board is heated on its not heat-pipe radiator contact surface.
3, fastener not reflector fixed head adopt identical fixture to fix, decrease the distribution quantity on heat pipe radiator base plate, thus also can reduce LED tower crane lamp damages light source assembly because of roof leaking risk in outdoor.Adopt identical fixture to fix, structure is simple, decreases installation procedure simultaneously.
4, be not aided with heat-conducting silicone grease between heat-pipe radiator at pcb board, heat-pipe radiator thermo-contact is not tight to make light source assembly, has better radiating effect.
5, fastener connecting portion is arranged to ridge-shaped or Contraband shape, make fastener have certain screen resilience, can adopt interference fit, radiator combination is not tightr to make light source assembly, and effectively stop when LED tower crane lamp is arranged on tower crane, the whereabouts trend of light source assembly.
6, offer through hole in pcb board center, pcb board is more firmly fixed on heat pipe radiator base plate, and lighting effect can not be affected because of middle part deformation of cylindrical when light source assembly is heated, and be heated extension and the cooling meat of pcb board can not be affected.
7, driving power is arranged at the side that heat-pipe radiator is provided with lampshade, when LED tower crane lamp be arranged on tower crane uses time, driving power is positioned at the below of heat-pipe radiator, heat-pipe radiator heat can not be hindered upwards to distribute, improve the radiating efficiency of heat-pipe radiator, and the engraved structure of power shelf also can ensure that the heat of driving power self can distribute.
Accompanying drawing explanation
Fig. 1 is LED tower crane lamp front view of the present invention.
Fig. 2 is LED tower crane lamp side view of the present invention.
Fig. 3 is LED tower canopy internal structure top view one of the present invention.
Fig. 4 is LED tower canopy internal structure top view two of the present invention.
Fig. 5 is LED tower canopy internal structure top view three of the present invention.
Fig. 6 is LED tower crane lamp fastener cross section structure schematic diagram one of the present invention.
Fig. 7 is LED tower crane lamp fastener cross section structure schematic diagram two of the present invention.
Detailed description of the invention
Make Zhong mono-step below in conjunction with the drawings and specific embodiments to the present invention to illustrate, can better understand the present invention to make those skilled in the art and can be implemented, Dan Suo Bowl embodiment is not as a limitation of the invention.
The present inventor finds through research, after the LED tower crane lamp of current use uses a period of time, there will be lighting effect to decline, light area disperse, the phenomenon that light is uneven, that light source assembly is heated for a long time and causes luminous flat deformation of cylindrical to cause because the light source assembly of LED tower crane lamp directly uses screw to be fixed on the heat-pipe radiator of tower crane lamp.The research of inventor Zhong mono-step finds light source assembly deformation of cylindrical, the contact area of its not heat-pipe radiator can be caused to reduce, thus have impact on the transmission of light source assembly heat, make LED lamp bead cross cause thermal damage, cause light source assembly to reduce service life.Inventor finds simultaneously, and light source assembly directly uses screw perforation, not only damages the globality of pcb board, makes from screw hole generation seepage, thus the risk damaging light source assembly increases.In addition, when LED tower crane lamp is arranged on tower crane, if driving power is positioned at the top of heat-pipe radiator, also can affects heat-pipe radiator heat and distribute, the radiating efficiency of heat-pipe radiator is reduced.To sum up, inventor, based on found problem and reason thereof, has made the present invention.
LED tower crane lamp as shown in Figure 1, Figure 2 and Figure 3, comprises heat-pipe radiator 1, supporter 2, lampshade 3, light source assembly 4, driving power 5 and reflector 6, the LED lamp bead 8 that light source assembly 4 comprises pcb board 7 and is arranged on pcb board 7; Heat-pipe radiator 1 comprises heat pipe heat radiation portion 10 that substrate 13, not the heat pipe endothermic section 9 of matching in heat pipe endothermic section 9, not heat pipe endothermic section 9 connect and is arranged on the fin 14 in heat pipe heat radiation portion 10; Reflector 6 is made up of cup 11 and retainer ring 12; Heat-pipe radiator 1 and lampshade 3 not supporter 2 are fixed together, the agent structure of composition LED tower crane lamp.Reflector 6 and light source assembly 4 are arranged in lampshade 3.
Particularly, be provided with through hole bottom lampshade 3, heat pipe radiator base plate 13 corresponding site is equipped with blind hole, uses fixture to be fixed on the substrate 13 by lampshade 3.Respectively offer through hole on supporter about 2 both sides, use fixture supporter 2 to be fixed on the two sides of heat-pipe radiator 1.Supporter 2 is also provided with fixture 19 and Contraband shape handle 20, offer axis hole at fixture 19 and Contraband shape handle 20 correspondence position, fixture 19 and Contraband shape handle 20 are pivotally connected.
The present inventor, in order to solve degradation problem under the lighting effect that occurs after LED tower crane lamp uses a period of time, LED tower crane lamp substrate 13 arranges fastener 15, for fixed light source assembly 4.This fastener 15 comprises fixed part and buckling parts, and pcb board 7 is connected between fastener 15 and substrate 13, and fastener fixed part is D1 to reflector centre distance, pcb board outer rim is D2 to reflector centre distance, fastener buckling parts is D3 to reflector centre distance, and D1 is greater than D2, and D2 is greater than D3.Fastener fixed part does not leave appropriate gap between pcb board outer rim, can extend, can not cause pcb board 7 deformation of cylindrical, and affect the illumination effect of light source assembly 4 when pcb board 7 is heated on its not heat-pipe radiator 1 contact surface.
Particularly, reflector retainer ring 12 and fastener 15 fixed part relevant position respectively have some through holes, reflector 6 and fastener 15 are fixed on heat pipe radiator base plate 13 with fixture 18.Simultaneously pcb board 7 is connected between the two by fastener 15 and heat pipe radiator base plate 13, makes heat pipe endothermic section 9 thermo-contact of pcb board 7 not heat-pipe radiator 1.Use fastener 15 pcb board 7 is fixed on heat-pipe radiator 1, make pcb board 7 not heat-pipe radiator 1 contact closely, improve the radiating efficiency of light source assembly 4, and not be used in heat-pipe radiator 1 pcb board 7 do not contact position arranging installing hole.
Reflector 6 and fastener 15 use that identical fixture 18 Zhong is capable to be fixed, and also reduce the distribution on heat pipe radiator base plate 13.Reduce distribution and reduce LED tower crane lamp damages light source assembly 4 because of roof leaking risk in outdoor.Adopt that identical fixture 18 Zhong is capable to be fixed, structure is simple, decreases installation procedure simultaneously.
More tight for making the heat pipe endothermic section 9 of light source assembly 4 not heat-pipe radiator 1 contact, obtain better radiating effect, heat-conducting silicone grease can be aided with on the contact surface of pcb board 7 not heat-pipe radiator 1.
For making light source assembly 4 fixing more firm, can offer through hole in the center of pcb board 7, on heat pipe radiator base plate 13, relevant position arranges blind hole, uses fixture 17 to be fixed on the substrate 13 by light source assembly 4.Be fixed on the center of pcb board 7, when pcb board 7 is heated, middle part can not deformation of cylindrical, causes lighting effect to reduce, nor can affect to extend when pcb board 7 is heated and cooling time shrink.
As one of specific embodiment, fastener 15 can be arranged to strip fastener, than the shape of fastener 15 as shown in Figure 3.Fastener 15 can rotate to an angle around fixing point, makes light source assembly 4 installation and removal convenient.
More specifically, the buckling parts outer rim of described fastener 15 can be arranged to arc, than the shape of fastener 15 as shown in Figure 4, arranges the contact area adding fastener 15 not pcb board 7 like this, thus ensures the fixed effect of light source assembly 4.
As another specific embodiment, fastener 15 can be arranged to circular arc fastener, than the shape of fastener 15 as shown in Figure 5.
More specifically, the fixed part of fastener 15 is not provided with connecting portion between buckling parts.The connecting portion of fastener can be arranged to ridge-shaped, than shape as shown in Figure 6, or the connecting portion of fastener is arranged to Contraband shape, than shape as shown in Figure 7.For making fastener 15, there is better screen resilience, interference fit can be adopted between fastener 15 and pcb board 7 to overlap, make light source assembly 4 not heat-pipe radiator 1 combine more tight, and effectively to stop when LED tower crane lamp is arranged on tower crane, the whereabouts trend of light source assembly 4.Fastener 15 can also be arranged to the shape that other can obtain effect same.
The present embodiment provides LED tower crane lamp, and heat-pipe radiator 1 is provided with lampshade 3 side and is provided with power shelf 16, such as power shelf 16 can be arranged on the substrate 13 of lampshade 3 two opposite sides, for placing driving power 5.
Particularly, power shelf 16 comprises a top planes, perpendicular to the two sides to homonymy extension of top planes and perpendicular to the outward extending base plane in two sides.Power shelf 16 base plane is provided with some installing holes, and use fixture to be fixed on by power shelf on the substrate 13 of lampshade 3 left and right sides, driving power 5 is fixed in the top planes of power shelf 16.Like this driving power 5 is arranged on the substrate of heat-pipe radiator, when LED tower crane lamp be arranged on tower crane works time, driving power 5 is located in the below of heat-pipe radiator 1, and the heat of heat-pipe radiator 1 thus can not be hindered upwards to distribute.Driving power 5 is not arranged on bottom fin 14 and compares, and heat-pipe radiator 1 radiating efficiency of the present invention is higher.The top planes of power shelf 16 and two sides can also be made the structure of hollow out, power shelf 16 is made similar unenclosed construction, the heat that when can ensure that driving power 5 works, self produces also can distribute fast.
The above embodiment is only the preferred embodiment for absolutely proving Er Suo Bowl of the present invention, and protection scope of the present invention is not limited thereto.The equivalent alternative or conversion that those skilled in the art do on basis of the present invention, all within protection scope of the present invention.Protection scope of the present invention is as the criterion with claims.
Claims (10)
1. a LED tower crane lamp, comprise heat-pipe radiator, lampshade, light source assembly, driving power and reflector, described light source assembly comprises pcb board and is fixed on the LED lamp bead on described pcb board, described heat-pipe radiator comprises heat pipe endothermic section, the substrate matched with heat pipe endothermic section, the heat pipe heat radiation portion be connected with heat pipe endothermic section and the fin being arranged on heat pipe heat radiation portion, described lampshade is fixed on described substrate, described reflector to be arranged in lampshade and to be fixed on substrate, it is characterized in that, described LED tower crane lamp also includes fastener, described fastener comprises fixed part and buckling parts,
Described fastener is fixed on described substrate with fixed part;
Described pcb board is connected between described buckling parts and described substrate;
Described fixed part is D1 to the distance at reflector center;
Described pcb board outer rim is D2 to the distance at reflector center;
Described buckling parts is D3 to the distance at reflector center, and D1 is greater than D2, and D2 is greater than D3.
2. LED tower crane lamp described in claim 1, is characterized in that, described reflector and described fastener adopt common fixture to be fixed on described substrate.
3. LED tower crane lamp described in claim 2, it is characterized in that, described reflector is made up of cup and retainer ring, and described reflector is fixed on described substrate with described retainer ring.
4. LED tower crane lamp described in claim 1, it is characterized in that, described fastener is provided with connecting portion between fixed part and buckling parts.
5. LED tower crane lamp described in claim 4, is characterized in that, described fastener connecting portion is ridge-shaped or Contraband shape.
6. LED tower crane lamp described in claim 1, is characterized in that, between described pcb board and substrate, be aided with heat-conducting silicone grease.
7. LED tower crane lamp described in claim 1, is characterized in that, described pcb board center is provided with through hole, with fixture, pcb board is fixed on described substrate.
8. LED tower crane lamp described in claim 1, is characterized in that, described fastener buckling parts outer rim is arc.
9. LED tower crane lamp described in claim 1, is characterized in that, be provided with the side of lampshade, be provided with power shelf at described heat-pipe radiator.
10. LED tower crane lamp described in claim 9, is characterized in that, described power shelf is two, is arranged at the substrate of lampshade two opposite sides respectively, for placing described driving power.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410802271.9A CN104534356B (en) | 2014-12-19 | 2014-12-19 | A kind of LED tower crane lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410802271.9A CN104534356B (en) | 2014-12-19 | 2014-12-19 | A kind of LED tower crane lamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104534356A true CN104534356A (en) | 2015-04-22 |
| CN104534356B CN104534356B (en) | 2016-08-31 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410802271.9A Active CN104534356B (en) | 2014-12-19 | 2014-12-19 | A kind of LED tower crane lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104534356B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005146261A (en) * | 2003-10-20 | 2005-06-09 | Toray Ind Inc | Injection-molded product |
| CN201225597Y (en) * | 2008-07-15 | 2009-04-22 | 东莞市贻嘉光电科技有限公司 | High power LED water-proof module group |
| JP2010090526A (en) * | 2008-09-12 | 2010-04-22 | Toray Ind Inc | Microfine fiber and thermoplastic resin composition containing the same |
| CN201983132U (en) * | 2011-04-15 | 2011-09-21 | 安徽皖投新辉光电科技有限公司 | LED reflector lamp |
| CN203215373U (en) * | 2013-05-06 | 2013-09-25 | 黄志斌 | LED (light-emitting diode) lamp with heat dissipation structure |
| CN204268252U (en) * | 2014-12-19 | 2015-04-15 | 北京合立星源光电科技有限公司 | A kind of LED tower crane lamp |
-
2014
- 2014-12-19 CN CN201410802271.9A patent/CN104534356B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005146261A (en) * | 2003-10-20 | 2005-06-09 | Toray Ind Inc | Injection-molded product |
| CN201225597Y (en) * | 2008-07-15 | 2009-04-22 | 东莞市贻嘉光电科技有限公司 | High power LED water-proof module group |
| JP2010090526A (en) * | 2008-09-12 | 2010-04-22 | Toray Ind Inc | Microfine fiber and thermoplastic resin composition containing the same |
| CN201983132U (en) * | 2011-04-15 | 2011-09-21 | 安徽皖投新辉光电科技有限公司 | LED reflector lamp |
| CN203215373U (en) * | 2013-05-06 | 2013-09-25 | 黄志斌 | LED (light-emitting diode) lamp with heat dissipation structure |
| CN204268252U (en) * | 2014-12-19 | 2015-04-15 | 北京合立星源光电科技有限公司 | A kind of LED tower crane lamp |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104534356B (en) | 2016-08-31 |
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