CN101818862B - High lighting effect reflecting lamp - Google Patents

High lighting effect reflecting lamp Download PDF

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Publication number
CN101818862B
CN101818862B CN2010101030805A CN201010103080A CN101818862B CN 101818862 B CN101818862 B CN 101818862B CN 2010101030805 A CN2010101030805 A CN 2010101030805A CN 201010103080 A CN201010103080 A CN 201010103080A CN 101818862 B CN101818862 B CN 101818862B
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CN
China
Prior art keywords
reflector
reflective
light source
heat dissipating
lamp
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Application number
CN2010101030805A
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Chinese (zh)
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CN101818862A (en
Inventor
周明杰
赖杨成
Original Assignee
海洋王照明科技股份有限公司
深圳市海洋王照明技术有限公司
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Priority to CN2010101030805A priority Critical patent/CN101818862B/en
Publication of CN101818862A publication Critical patent/CN101818862A/en
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Publication of CN101818862B publication Critical patent/CN101818862B/en

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Abstract

The invention relates to a high light effect reflecting lamp, which comprises a light source (10) emitting light rays, a reflector (20) covering the periphery of the light source (10) to reflect the light rays, a lamp holder (30) arranged on the bottom of the light source (10) and passing through a bottom opening of the reflector (20), a radiating cover (50) which is arranged at the periphery of the lamp holder (30) and has an open end, and an annular connecting piece (51) connected with the bottom opening of the reflector (20) and covering the opening of the radiating cover (50). By adopting the structural forms of the annular connecting piece and the radiating cover, the size of the bottom caliber of the reflector is not limited by the size of the radiating cover and can be made small enough to prevent the problem that the light rays on the bottom of the light source cannot be emitted so as to reduce heat concentration at the periphery of the lamp holder; meanwhile, the inside space of the radiating cover is large, so the heat can be fully dissipated, and the installation of the lamp holder cannot be influenced.

Description

A kind of high lighting effect reflecting lamp
Technical field
The present invention relates to a kind of reflecting lamp, more particularly, relate to a kind of high lighting effect reflecting lamp of perfect heat-dissipating.
Background technology
Existing reflecting lamp structure comprises light source 10, reflector 20, lamp socket 30, support 40 as shown in Figure 1.Wherein, reflector 20 is used for the light that reflection source 10 sends, and makes its concentrated shining out.The bottom of reflector 20 is connected with an integrated lamp tube 200.Light source 10 bottoms are installed on the lamp socket 30, and lamp tube 200 covers on lamp socket 30 peripheries, and the bottom of lamp tube 200 and lamp socket 30 is fixed on the support 40.
Because when mounted, lamp socket 30 need be encased in the lamp tube 200, just light source 10 can be installed.In order to guarantee enough installation rooms and to make lamp socket 30 that enough space heat eliminations be arranged, so the bore of lamp tube 200 also is that the bore of reflector 20 bottoms can not be too little.But lamp tube 200 bores are big, the light of the S zone institute outgoing of light source 10 is as shown in Figure 1 entered in the lamp tube 200, and can not be reflected away by reflector 20, thereby reduce the effective luminous flux of light source, also reduced the efficient of whole light fixture.Simultaneously, this part enters light in the lamp tube 200 can increase temperature in the lamp tube 200, and the heats that send of lamp socket 30 itself make lamp socket 30 heats concentrate in addition, heat can not radiate well, and the too high meeting of lamp socket 30 temperature reduces the service life of whole light fixture.
Summary of the invention
The technical problem to be solved in the present invention is, make that reflector bottom bore is big, cause that part light enters the defective that causes the lamp socket ambient heat to be concentrated in the lamp socket for the ease of installation at the above-mentioned of prior art, provide a kind of reflector bore that allows little but do not influence and install and the good high lighting effect reflecting lamp that dispels the heat.
The technical solution adopted for the present invention to solve the technical problems is: construct a kind of high lighting effect reflecting lamp, comprise the light source that emits beam, cover on described light source periphery with the reflector of reflection ray, be contained in described light source bottom and pass the lamp socket of the bottom opening of described reflector, also comprise being arranged on described lamp socket) a peripheral end is uncovered heat dissipating housing and joins with described reflector bottom opening and cover the uncovered articulating spare of described heat dissipating housing.
In high lighting effect reflecting lamp of the present invention, porose ring segment centered by the described articulating spare, the outer surface of described reflector bottom opening is provided with annular slot, and the borehole jack of described articulating spare by the center is on the annular slot of reflector bottom.
In high lighting effect reflecting lamp of the present invention, the opening end of described heat dissipating housing is provided with the shirt rim structure of outside turnover, and the EDGE CONTACT of described shirt rim structure and described articulating spare also has screw that the two is fixedlyed connected.
In high lighting effect reflecting lamp of the present invention, the bottom of described lamp socket is contained on the interior basal surface of described heat dissipating housing, and described heat dissipating housing is fixed on the passive support.
In high lighting effect reflecting lamp of the present invention, be lined with insulating trip between described heat dissipating housing bottom and the support.
In high lighting effect reflecting lamp of the present invention, the inner surface of described reflector reflection ray is that N layer annular reflective surface splices the seamless curved surface that constitutes successively from described reflector bottom to the top, 2≤N≤4 wherein, and be positioned at the annular reflective surface minimum of reflector bottom, be positioned at the maximum at top.
In high lighting effect reflecting lamp of the present invention, every layer of described annular reflective surface comprises M identical reflective plane, and a described M reflective plane distributes around the center line of described light source and not have latasuture ground continuous successively.
In high lighting effect reflecting lamp of the present invention, described reflective plane is isosceles trapezoid, and last base and the bottom of each reflective plane of every layer of annular reflective surface join end to end the annular reflective surface little bottom constituting, that the top is big respectively.
In high lighting effect reflecting lamp of the present invention, the angle between adjacent two reflective planes of adjacent two-layer described annular reflective surface is α, and 90 °<α<180 °.
In high lighting effect reflecting lamp of the present invention, described M=10, N=2, α=157.4 °.
Implement high lighting effect reflecting lamp of the present invention, has following beneficial effect: the frame mode that adopts this articulating spare and heat dissipating housing, make the bottom caliber size of reflector not be subjected to the size restrictions of heat dissipating housing, can do the enough little light that the prevents light source bottom problem that can not be launched, the heat that reduces around the lamp socket is concentrated; Simultaneously, the heat dissipating housing inner space is big, can fully dispel the heat, and also can not have influence on the installation of lamp socket.
Description of drawings
The invention will be further described below in conjunction with drawings and Examples, in the accompanying drawing:
Fig. 1 is the fitting structure profile of prior art;
Fig. 2 is the section of structure of the preferred embodiment of high lighting effect reflecting lamp of the present invention;
Fig. 3 is the three-dimensional structure diagram of the preferred embodiment of high lighting effect reflecting lamp of the present invention;
Fig. 4 (a), 4 (b) are vertical view, the front view of the preferred embodiment of reflector of the present invention.
The specific embodiment
Shown in Fig. 2 is the preferred embodiment structural representation of high lighting effect reflecting lamp of the present invention.As shown in Figure 2, high lighting effect reflecting lamp of the present invention comprises light source 10, reflector 20, lamp socket 30, heat dissipating housing 50, articulating spare 51 and support 40.
The light source 10 rotary body shape for obtaining around as shown in Figure 2 center line rotation, the light that sends exhales centered by center line.Reflector 20 is tubaeform, and the bottom bore is little, and the top bore is big, and it covers on the bottom of the close light source 10 in described light source 10 peripheries and bottom, and the light that is used for light source 10 is sent reflects away.Thereby lamp socket 30 passes that the bottom opening of reflector 20 is contained in light source 10 bottoms and be electrically connected with light source 10 and realize energising and outage.
As shown in Figure 2, heat dissipating housing 50 covers on lamp socket 30 peripheries, and it is uncovered near upper ends of light source 10 bottoms, and from then on lamp socket 10 fixedlys connected on the bottom surface in the uncovered heat dissipating housing 50 of packing into and with it.Be stamped articulating spare 51 on heat dissipating housing 50 uncovered.Wherein, porose ring segment centered by the articulating spare 51, the opening end of heat dissipating housing 50 is provided with the shirt rim structure of outside turnover, and the EDGE CONTACT of shirt rim structure and articulating spare 51 also has screw that the two is fixedlyed connected.And the centre bore of articulating spare 51 is connected with the bottom opening of reflector 20.Wherein, the outer surface of reflector 20 bottom openings is provided with annular slot, and the hole that articulating spare 51 is passed in reflector 20 bottoms embeds in the annular slot bore edges, and then articulating spare 51 is fixedlyed connected with reflector 20.
The uncovered of heat dissipating housing 50 covered by articulating spare 51, then forms the cavity of a heat radiation in heat dissipating housing 50.As shown in Figure 2, heat dissipating housing 50 bottoms are connected with support 40, and between heat dissipating housing 50 and the support 40 insulating trip are housed, and make between the two and insulate, and prevent that lead from contacting with heat dissipating housing 50 and produce short circuit phenomenon.
Adopt the structure of this articulating spare 51 and heat dissipating housing 50 to substitute prior art and the lamp tube 200 reflector one, make the bottom caliber size of reflector 20 not be subjected to the size restrictions of heat dissipating housing 50, can do the enough little S zonal ray that the prevents light source 10 bottoms problem that can not be launched.Simultaneously, heat dissipating housing 50 inner spaces are big, the heat radiation that can fully lamp socket 30 be sent and passing.Heat dissipating housing 50 adopts the good material of thermal conductivity to make, and can accelerate heat radiation, thus protection lamp socket 30, the life-span of prolongation light fixture.
In order better to improve the reflector efficiency of reflector 20, a kind of new bore of reflector 20 employings of the present invention is little, reflecting surface is the reflector 20 that a plurality of planes are spliced.As Fig. 2, shown in Figure 3, different with the reflector of traditional smooth surface, the inner surface of reflector 20 reflection rays of the embodiment of the invention is that N layer annular reflective surface splices the seamless curved surface that constitutes successively to the top from reflector 20 bottoms, 2≤N≤4 wherein, and be positioned at the annular reflective surface minimum of reflector bottom, be positioned at the maximum at top.Every layer of annular reflective surface comprises M identical reflective plane 21, and M reflective plane 21 distributes symmetrically and evenly around the center line of 10 light sources.The dual-side of each reflective plane 21 side of the reflective plane 21 adjacent with both sides respectively joins, thus and the formation annular that joins end to end.
In the present embodiment, reflective plane 21 is isosceles trapezoid, and is positioned at as shown in Figure 3, Figure 4 the trapezoidal base of going up greater than the bottom.In every layer of annular reflective surface, last base and the bottom of each trapezoidal reflective plane join end to end respectively, constitute the annular reflective surface that the bottom bore is little, the top bore is big.Successively annular reflective surface is spliced into the horn reflector that the bottom is little, the top is big 20 inner surfaces.
Between the adjacent two layers annular reflective surface, a two-layer M reflective plane 21 aligns in twos, be that the last base of the corresponding trapezoidal reflective plane 21 in bottom and lower floor of a trapezoidal reflective plane 21 on upper strata is in abutting connection with conllinear, the angle that forms between these two reflective planes is α, also be that angle between the two-layer annular reflective surface is α, and 90 °<α<180 °.
The bottom bore of such reflector 20 inner surfaces is at the cross section that guarantees greater than light source 10 bottoms, make light source 10 bottoms can pass under this bottom and the situation that lamp socket 30 is connected, can accomplish enough for a short time, the light of the S zone institute outgoing of light source 10 be reflected away guaranteeing.
Light is launched the back in reflective plane 21 reflections from the centre of luminescence 11 of light source 10, has part light may carry out secondary even more times reflection, in design, will avoid secondary and the reflection more than the secondary under the condition that physical dimension allows as far as possible.In the present embodiment, by the optical principle of reflector as can be known, N is more big, and half light intensity angle is more big, and central light strength diminishes; M is more big, and half light intensity angle is more little, and it is big that central light strength becomes.In order to reach best reflecting effect, generally get 4≤M≤10, N value then the best is selected 2≤N≤4, in the present embodiment, gets M=10, and N=2, α then value are 157.4 °, and this value can well satisfy anti-dazzle requirement.
Said structure makes entire emission device 20 for tubaeform, and is namely little near reflector 20 bottoms of described light source 10 bottoms, near the big wealthy opening shape in reflector 20 tops at light source 10 tops.Because the bottom bore of reflector 20 of the present invention is very little, make the light of light source bottom to reflect away to greatest extent by reflector 20, thereby improved the utilization rate of luminous flux of light source, also improved the whole efficiency of light fixture.Simultaneously, to M, N and α reasonable value, equally also increased the reflection efficiency of light fixture.Reflector 20 can be made with the high-purity aluminium sheet of A level, because the utilance height of A level rafifinal, and can effectively control dazzle.Experimental data shows that the reflector 20 of present embodiment is higher by 20% than equivalent material, traditionally shaped reflector efficient.
Reflector of the present invention 20 bottoms are not connected as a single entity with heat dissipating housing 50, therefore, the size of heat dissipating housing 50 is not limited by the size of transmitter 20 bottom bores, can make more much bigger than the lamp tube of prior art, then the inner space of heat dissipating housing 50 increases relatively, avoid near the heat accumulation the lamp socket 30, the heat that lamp socket 30 distributes can fully leave by reflector 20 and heat dissipating housing 50.And the light that enters near lamp socket 30 spaces that can be reflected in the prior art is reflected away by reflector 20 of the present invention, and the heat of this part light distributes thus, has also reduced the temperature of lamp socket 30.Test data shows: light source 10 volumes are identical, and under the identical situation of test environment, lamp socket 30 temperature of the present invention are than low 10-20 ℃ of the lamp socket temperature in the general lamp tube.
When mounted, earlier heat dissipating housing 50 is contained on the support 40, then successively insulating trip, lamp socket 30 is contained in 50 li of heat dissipating housings, the reflector 20 that will be with adapter ring 51 then is contained on the heat dissipating housing 50, at last light source 10 is contained on the lamp socket 30.This structure of reflector, dismounting light source and do not tear reflector open easily.
By reference to the accompanying drawings embodiments of the invention are described above; but the present invention is not limited to the above-mentioned specific embodiment; the above-mentioned specific embodiment only is schematic; rather than it is restrictive; those of ordinary skill in the art is under enlightenment of the present invention; not breaking away under the scope situation that aim of the present invention and claim protect, also can make a lot of forms, these all belong within the protection of the present invention.

Claims (7)

1. high lighting effect reflecting lamp, comprise the light source (10) that emits beam, cover on the peripheral reflector (20) with reflection ray of described light source (10), be contained in described light source (10) bottom and pass the lamp socket (30) of the bottom opening of described reflector (20), it is characterized in that, comprise that also to be arranged on the peripheral end of described lamp socket (30) be uncovered heat dissipating housing (50) and join with described reflector (20) bottom opening and cover the uncovered articulating spare (51) of described heat dissipating housing (50);
Porose ring segment centered by the described articulating spare (51), the outer surface of described reflector (20) bottom opening is provided with annular slot, and described articulating spare (51) is enclosed within on the annular slot of reflector (20) bottom;
The inner surface of described reflector (20) reflection ray is that N layer annular reflective surface splices the seamless curved surface that constitutes successively from described reflector (20) bottom to the top, 2≤N≤4 wherein, and be positioned at the annular reflective surface minimum of reflector (20) bottom, be positioned at the maximum at top;
Every layer of described annular reflective surface comprises M identical reflective plane (21), and a described M reflective plane (21) is around the center line distribution of described light source (10) and do not join end to end with having latasuture.
2. high lighting effect reflecting lamp according to claim 1 is characterized in that, the opening end of described heat dissipating housing (50) is provided with the shirt rim structure of outside turnover, and the EDGE CONTACT of described shirt rim structure and described articulating spare (51) also has screw that the two is fixedlyed connected.
3. high light reflectivity light fixture according to claim 1 is characterized in that, the bottom of described lamp socket (30) is contained on the interior basal surface of described heat dissipating housing (50), and described heat dissipating housing (50) is fixed on the passive support (40).
4. high lighting effect reflecting lamp according to claim 3 is characterized in that, is lined with insulating trip between described heat dissipating housing (50) bottom and the support (40).
5. high lighting effect reflecting lamp according to claim 1, it is characterized in that, described reflective plane (21) is isosceles trapezoid, and last base and the bottom of each trapezoidal reflective plane (21) of every layer of annular reflective surface join end to end the annular reflective surface little bottom constituting, that the top is big respectively.
6. high lighting effect reflecting lamp according to claim 5 is characterized in that, lays respectively on the adjacent two-layer described annular reflective surface and the angle between two adjacent reflective planes is α, and 90 °<α<180 °.
7. high lighting effect reflecting lamp according to claim 6 is characterized in that, described M=10, N=2, α=157.4 °.
CN2010101030805A 2010-01-26 2010-01-26 High lighting effect reflecting lamp CN101818862B (en)

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CN2010101030805A CN101818862B (en) 2010-01-26 2010-01-26 High lighting effect reflecting lamp

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Application Number Priority Date Filing Date Title
CN2010101030805A CN101818862B (en) 2010-01-26 2010-01-26 High lighting effect reflecting lamp

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CN101818862B true CN101818862B (en) 2013-07-03

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9188312B2 (en) * 2013-03-14 2015-11-17 GE Lighting Solutions, LLC Optical system for a directional lamp

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201096331Y (en) * 2007-08-28 2008-08-06 深圳市海洋王投资发展有限公司 Light projector
CN201133627Y (en) * 2007-11-23 2008-10-15 深圳市海洋王投资发展有限公司 Explosion-proof platform lamp
CN201206782Y (en) * 2008-05-28 2009-03-11 苏州泰利电器照明制造有限公司 Reflection cup for lighting lamp
CN201215260Y (en) * 2008-06-19 2009-04-01 蒋仲林 Low-voltage LED energy-conserving lighting lamp
CN201373279Y (en) * 2009-01-20 2009-12-30 中海阳(北京)新能源电力股份有限公司 LED mining lamp

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201096331Y (en) * 2007-08-28 2008-08-06 深圳市海洋王投资发展有限公司 Light projector
CN201133627Y (en) * 2007-11-23 2008-10-15 深圳市海洋王投资发展有限公司 Explosion-proof platform lamp
CN201206782Y (en) * 2008-05-28 2009-03-11 苏州泰利电器照明制造有限公司 Reflection cup for lighting lamp
CN201215260Y (en) * 2008-06-19 2009-04-01 蒋仲林 Low-voltage LED energy-conserving lighting lamp
CN201373279Y (en) * 2009-01-20 2009-12-30 中海阳(北京)新能源电力股份有限公司 LED mining lamp

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