CN203273785U - LED down lamp and reflector lamp without radiator - Google Patents
LED down lamp and reflector lamp without radiator Download PDFInfo
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- CN203273785U CN203273785U CN 201320243791 CN201320243791U CN203273785U CN 203273785 U CN203273785 U CN 203273785U CN 201320243791 CN201320243791 CN 201320243791 CN 201320243791 U CN201320243791 U CN 201320243791U CN 203273785 U CN203273785 U CN 203273785U
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Abstract
The utility model provides an LED down lamp and a reflector lamp without a radiator, which is composed of a cup body, an LED lamp plate, a panel, a transmitting assembly and a driving power, wherein the LED lamp plate is fixed in the cup body, the panel is arranged at the mouth part of the cup body, the transmitting assembly is arranged in the cup body and is positioned between the LED lamp plate and the panel, the driving power is electrically connected with the LED lamp plate, and the driving power is electrically connected with the LED lamp plate and controls the input power of the LED lamp plate so as to enable the light source of the LED lamp plate to be positioned at the best operating point. According to the lamp provided by the utility model, the radiator is removed, the surface temperature of the lamp is obviously lower than that of the traditional LED lamp in normal working, and the lamp provided by the utility model has a simplified structure, and the manufacture cost is greatly reduced.
Description
Technical field
The utility model relates to the LED field of light fittings, is specifically related to a kind of LED Down lamp and shot-light that removes radiator.
Background technology
The LED lamp because of its have use low-tension supply, power consumption less, applicability is strong, stability is high, the response time is short, environmentally safe, multicolor luminous etc. advantage have the market prospects of extensively drawing together.LED can produce heat energy and temperature rise phenomenon in the process of using or operating as all electronic components, if ignore heat dissipation problem, the result that will cause LED to burn ahead of time because of high temperature.The light source of LED Down lamp and shot-light is the high efficiency solid-state light source that the faint electric energy of a kind of use of based semiconductor PN junction formation just can be luminous, under certain forward bias voltage and Injection Current, the electronics that injects the hole in P district and injection N district sends photon diffusing to active area by radiation recombination, electric energy is converted into luminous energy.In actual applications, the LED light source heating is serious, so on market, existing LED Down lamp shot-light all needs to mix enough large radiator, reduces the equilibrium operating temperature of light fixture, and not only structure is heavy, and cost is also higher.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of LED Down lamp and shot-light that removes radiator, has removed radiator, and light fixture when normal operation appearance temperature is starkly lower than traditional LED lamp, and structure simplifies, and has greatly saved production cost.
For solving above-mentioned existing technical problem, the utility model adopts following scheme: a kind of LED Down lamp and shot-light that removes radiator, formed by cup, LED lamp plate, panel, light-transmitting component and driving power, the LED lamp plate is fixed in cup, panel is located at the oral area of cup, it is interior between LED lamp plate and panel that light-transmitting component is located at cup, driving power is electrically connected to the LED lamp plate, and driving power is electrically connected to and controls the input power of LED lamp plate so that the light source of LED lamp plate is in best operating point with the LED lamp plate.
As preferably, the LED lamp plate comprises the substrate that is fixed in cup and the some LED lamp pearls that are located on substrate, panel comprises inner ring body and is located at the interior light tight cover of inner ring body, a side away from cup on the inner ring body inwall is provided with a circle centring ring, light tight cover is against on centring ring, cup is against on light tight cover, light tight cover is provided with some through holes, light-transmitting component is some frustum lens, through hole, lens are corresponding one by one, and the narrow end end face of lens is provided with the groove of accommodating LED lamp pearl, wide end is against on through hole.
As preferably, the inner ring body madial wall is provided with the card article that circumferentially arranges along inner ring body, card article is the inclined-plane towards the one side of centring ring, the lateral wall of cup is provided with one and encloses the outer, the outer is provided with the gap I, the length of gap I is more than or equal to the length of card article, and the wall thickness of outer is more than or equal to the distance H between card article one end and centring ring and less than or equal to the distance h between the card article other end and centring ring, and the inner ring body inwall is provided with block.
As preferably, panel also comprises outer ring body, and inner ring body is located in outer ring body, the inner ring body both sides are provided with axis, and outer ring body madial wall both sides are provided with the draw-in groove that axis is snapped in, and the outer face of axis is curved surface, draw-in groove is curved surface, and draw-in groove is provided with the gap II, and the gap II is narrower than draw-in groove and is shallower than draw-in groove.
As preferably, the LED lamp plate comprises the substrate that is fixed in cup and the some LED lamp pearls that are located on substrate, panel comprises inner ring body and is located at light emitting surface cover in inner ring body, light-transmitting component be narrow end ring in LED lamp plate surrounding, wide end be against on inner ring body frustum reflective sheeting ring.
As preferably, panel also comprises outer ring body, and inner ring body is located in outer ring body, the inner ring body both sides are provided with axis, and outer ring body madial wall both sides are provided with the draw-in groove that axis is snapped in, and the outer face of axis is curved surface, draw-in groove is curved surface, and draw-in groove is provided with the gap II, and the gap II is narrower than draw-in groove and is shallower than draw-in groove.
As preferably, driving power is electrically connected to by plug connector with the LED lamp plate, plug connector comprises the contact pin spare that is provided with anodal needle bar and negative pole needle bar and is provided with anodal pin hole and the plug piece of negative pole pin hole, anodal needle bar is electrically connected to electrode line on the LED lamp plate, the negative pole needle bar is electrically connected to negative line on the LED lamp plate, anodal pin hole is electrically connected to the positive terminal of driving power, and the negative pole pin hole is electrically connected to the negative pole end of driving power.
As preferably, contact pin spare is positioned on the exterior bottom wall of cup by block.
As preferably, driving power comprises driving power body and shell, shell comprises upper casing and lower casing, the driving power body is located in the cavity that upper casing and lower casing surround, and is provided with the hole that makes the driving power body pick out wire between upper casing and lower casing, and lower casing is plate body, upper casing is cover body, the oral area of cover body is provided with groove, is provided with the projection that can enter in groove with the groove corresponding position on plate body, the hole for projection enter in groove after gap portion between projection and groove.
As preferably, driving power is electrically connected to by plug connector with the LED lamp plate, plug connector comprises the contact pin spare that is provided with anodal needle bar and negative pole needle bar and is provided with anodal pin hole and the plug piece of negative pole pin hole, anodal pin hole is electrically connected to electrode line on the LED lamp plate, the negative pole pin hole is electrically connected to negative line on the LED lamp plate, anodal needle bar is electrically connected to the positive terminal of driving power, and the negative pole needle bar is electrically connected to the negative pole end of driving power.
Beneficial effect:
A kind of LED Down lamp and shot-light that removes radiator that the utility model adopts technique scheme to provide has the following advantages:
1, structure is simplified, and thermal diffusivity is good, need not to use radiator, has greatly saved manufacturing cost;
2, substrate is connected with driving power and changes plug connector into by traditional high temperature resistant wire rod welding and connect, and is handsome in appearance, is easy to assembling, and it is more convenient to use;
3, panel is connected to cup the revotating card button that card article coordinates with the outer, has namely increased operating efficiency and has solved again the problem of the more difficult installation of traditional screw type; Card article is the inclined-plane, can easily be connected and can compactly fix;
4, inner ring body and the snap-in structure that outer ring body has adopted axis to coordinate with draw-in groove are installed fasterly, have avoided that conventional screw is fixing can produce loosening drawback.
Description of drawings
Fig. 1 is the figure in bulk of the utility model embodiment one;
Fig. 2 is the not shown driving power of side structure schematic diagram after the utility model embodiment one assembling is completed;
Fig. 3 is the not shown driving power of opposite side structural representation after the utility model embodiment one assembling is completed;
Fig. 4 is the front view of the utility model embodiment one China and foreign countries' ring body;
Fig. 5 is the top view of the utility model embodiment one China and foreign countries' ring body;
Fig. 6 is the cutaway view at A-A place in Fig. 5;
Fig. 7 is the front view of inner ring body in the utility model embodiment one;
Fig. 8 is the top view of inner ring body in the utility model embodiment one;
Fig. 9 is the cutaway view at B-B place in Fig. 8;
Figure 10 is the cutaway view of the assembly structure of the utility model embodiment one China and foreign countries' ring body and inner ring body;
Figure 11 is the cutaway view of the assembly structure of inner ring body and cup in the utility model embodiment one;
Figure 12 is the structural representation of LED lamp plate, light-transmitting component and panel in the utility model embodiment one;
Figure 13 is the structural representation of connector in the utility model embodiment one;
Figure 14 is that in the utility model embodiment one, two groups of cups are located at structural representation on same panel;
Figure 15 is the figure in bulk of the utility model embodiment two;
Figure 16 is the not shown driving power of side structure schematic diagram after the utility model embodiment two assemblings are completed;
Figure 17 is the not shown driving power of opposite side structural representation after the utility model embodiment two assemblings are completed;
Figure 18 is reflective sheeting structure of rings schematic diagram in the utility model embodiment two;
Figure 19 is the front view of reflective sheeting ring in the utility model embodiment two;
Figure 20 is the dismounting figure of reflective sheeting ring in the utility model embodiment two.
The specific embodiment
Embodiment one:
As shown in Fig. 1 to 13, a kind of LED Down lamp and shot-light that removes radiator, formed by cup 2, LED lamp plate 4, panel, light-transmitting component and driving power, LED lamp plate 4 is fixed in cup 2, panel is located at the oral area of cup 2, light-transmitting component is located in cup 2 between LED lamp plate 4 and panel, and driving power is electrically connected to LED lamp plate 4, and driving power is electrically connected to and controls the input power of LED lamp plate 4 so that the light source of LED lamp plate 4 is in best operating point with LED lamp plate 4.Driving power is constant-current driving power supply and was arranged in 4 minutes with the LED lamp plate.Cup 2 bilateral symmetry are provided with two springs 3.LED lamp plate 4 is fixed in cup 2 by screw 5.the heart of the principle of luminosity of LED lamp: LED is a semi-conductive wafer, one end of wafer is attached on a support, one end is negative pole, the other end connects the positive pole of power supply, make whole wafer by epoxy encapsulation, semiconductor wafer is comprised of two parts, a part is P-type semiconductor, occupy an leading position in its hole, the inside, the other end is N-type semiconductor, mainly electronics here, but when these two kinds of semiconductors couple together, just form a PN junction between them, when electric current acts on this wafer by wire, electronics will be pushed to the P district, electronics is with hole-recombination in the P district, then will send energy with the form of photon.Through the analysis to LED light source PN junction luminescence mechanism, the voltage of input PN junction and the product of electric current are that input power P is directly proportional to the quantity Q of the photon that produces within the specific limits, and relational expression is expressed as: Q/P=N, and when input power P surpasses certain value P
1The time, following relation: Q/P≤N is arranged, the expression input power continue to increase, and the quantity Q of the photon that namely produces of the luminous Efficiency Decreasing heat ratio that reduces, produce increases, and the duty of product enters nonlinear area; Therefore the technical key point of the present embodiment just is the design of the selected and power supply of light source best operating point, the operating point of light source when obviously the best operating point of the light source ratio that is the heat of the quantity Q of photon of generation and generation is positioned at maximum critical point, namely to work in the input power of driving power be P to light source load
1The time the operating point.Obvious in different LED lamps, its input power P
1Different, but for a definite LED lamp, its input power P
1Determine input power P
1Value can draw by repetition test, and can there be certain error in experimental data, therefore the input power P of driving power aborning
1Actually can be P
1(1 ± X), 0≤X≤0.1 wherein.It is loaded self-adaptive that the preferred driving power of the present embodiment adopts constant current mode driving power, voltage, because light source in the course of the work, the Vf value of its PN junction is to have drift, the size of the input current I of driving power is decision input power P directly, so the input power that light source load works in driving power is P
1The time the operating point be decided by the input current I of driving power when input power is P1
1Obvious in different LED lamps, its input current I
1Different, but for a definite LED lamp, its input current I
1Determine input current I
1Value can draw by repetition test, the therefore input current I of driving power aborning
1Actually can be I
1(1 ± X), 0≤X≤0.1 wherein.
in the present embodiment, LED lamp plate 4 comprises the substrate 41 that is fixed in cup 2 and the some LED lamp pearls 42 that are located on substrate 41, panel comprises inner ring body 8 and is located at the interior light tight cover 71 of inner ring body 8, a side away from cup 2 on inner ring body 8 inwalls is provided with a circle centring ring 81, light tight cover 71 is against on centring ring 81, cup 2 is against on light tight cover 71, light tight cover 71 is provided with some through holes 711, light-transmitting component is some frustum lens 61, through hole 711, lens 61 are corresponding one by one, the narrow end end face of lens 61 is provided with the groove of accommodating LED lamp pearl 42, wide end is against on through hole 711.The packing forms of substrate 41 and LED lamp pearl 42 can adopt eutectic, crystal covering type juncture, and can significantly reduce conductor length and strengthen sectional area of wire, the heat radiation conducting power, LED lamp pearl 42 numbers can be 3 or 5 or other suitable grain numbers.inner ring body 8 madial walls are provided with the card article 82 that circumferentially arranges along inner ring body 8, card article 82 is the inclined-plane towards the one side of centring ring 81, the lateral wall of cup 2 is provided with one and encloses outer 21, outer 21 is provided with gap I 22, the length of gap I 22 is more than or equal to the length of card article 82, the wall thickness of outer 21 is more than or equal to the distance H between card article 82 1 ends and centring ring 81 and less than or equal to the distance h between card article 82 other ends and centring ring 81, inner ring body 8 inwalls are provided with block 83, when cup 2 and panel are assembled, gap I 22 make cup 2 corresponding with card article 82 entered in inner ring body 8, then rotating cup 2 is stuck between card article 82 and cover 7 non-gap I 22 parts of outer 21.Card article 82 adopts the inclined-plane that cup 2 well is fastened between card article 82 and cover 7 towards the one side of gear circle 81, block 83 can prevent cup 2 rotations excessively, card article 82 numbers can be set to 1,2,3 or other numbers, preferably be distributed on inner ring body 8 madial walls when being 2,3 or other numbers, when card article 82 incline direction that is 2,3 or other numbers and card article 82 all card articles 82 when the one side of gear circle 81 is the inclined-plane is clockwise or counterclockwise.
In the present embodiment, panel also comprises outer ring body 1, inner ring body 8 is located in outer ring body 1, inner ring body 8 both sides are provided with axis 84, outer ring body 1 madial wall both sides are provided with the draw-in groove 11 that axis 84 is snapped in, and the outer face of axis 84 is curved surface, and draw-in groove 11 is curved surface, draw-in groove 11 is provided with gap II 12, and gap II 12 is narrower than draw-in groove 11 and is shallower than draw-in groove 11.When inner ring body 8 is assembled with outer ring body 1, axis 84 is corresponding with gap II 12, then slightly firmly axis 84 is snapped in draw-in groove 11 through gap II 12 and get final product.
In the present embodiment, driving power is electrically connected to by plug connector with LED lamp plate 4, and the line arrangement that plug connector can further be optimized product structure is to reduce the heat radiation of product.Plug connector comprises the contact pin spare 431 that is provided with anodal needle bar 432 and negative pole needle bar 433 and the plug piece 434 that is provided with anodal pin hole 435 and negative pole pin hole 436, and its connected mode can be that anodal needle bar 432 is electrically connected to electrode line on LED lamp plate 4, negative pole needle bar 433 is electrically connected to negative line on LED lamp plate 4, anodal pin hole 435 is electrically connected to the positive terminal of driving power, negative pole pin hole 436 is electrically connected to the negative pole end of driving power; Its connected mode also can be as anodal pin hole 435 is electrically connected to electrode line on LED lamp plate 4, negative pole pin hole 436 is electrically connected to negative line on LED lamp plate 4, anodal needle bar 432 is electrically connected to the positive terminal of driving power, negative pole needle bar 433 is electrically connected to the negative pole end of driving power; To be anodal needle bar 432 be electrically connected to electrode line on LED lamp plate 4 preferred connected mode, negative pole needle bar 433 is electrically connected to negative line on LED lamp plate 4, anodal pin hole 435 is electrically connected to the positive terminal of driving power, negative pole pin hole 436 is electrically connected to the negative pole end of driving power.Contact pin spare 431 437 is positioned on the exterior bottom wall of cup 2 by blocking a shot.
In the present embodiment, driving power comprises driving power body 10 and shell, shell comprises upper casing 101 and lower casing 102, driving power body 10 is located in the cavity that upper casing 101 and lower casing 102 surround, be provided with the hole that makes driving power body 10 pick out wire between upper casing 101 and lower casing 102, lower casing 102 is plate body, upper casing 101 is cover body, the oral area of cover body is provided with groove, be provided with the projection that can enter in groove with the groove corresponding position on plate body, the hole for projection enter in groove after gap portion between projection and groove.Preferred driving power is positioned at outside cup 2, can further reduce the heat dissipation capacity of cup 2 inner structures.
In the present embodiment, substrate 41 is preferably aluminium base, and heat radiation better; Cup 2 is preferably aluminium matter cup, and cup 2 can adopt Sheet Metal Forming Technology to make, and easily processing and heat dispersion are superior, compare traditional heronsbill structure, and be not a halfpenny the worse on heat dispersion when economical with materials alleviates cost, makes whole lamp more slim and graceful, attractive in appearance.
In the present embodiment, some steps 81 can be set to reduce the reflective of inner ring body 8 on inner ring body 8; Spring 3 can also be located on outer ring body 1.As shown in figure 14, cup 2 can also be two groups, three groups or be located on same panel more, and this panel is provided with the inner ring body corresponding with cup 2 numbers accordingly.
Embodiment two:
As shown in Figure 15 to 20, be with the difference of embodiment one: LED lamp plate 4 comprises the substrate 41 that is fixed in cup 2 and the some LED lamp pearls 42 that are located on substrate 41, panel comprises inner ring body 8 and is located at light emitting surface cover 72 in inner ring body 8, light-transmitting component be narrow end ring in LED lamp plate 4 surroundings, wide end be against on inner ring body 8 frustum reflective sheeting ring 62.Panel also comprises outer ring body 1, inner ring body 8 is located in outer ring body 1, inner ring body 8 both sides are provided with axis 84, outer ring body 1 madial wall both sides are provided with the draw-in groove 11 that axis 84 is snapped in, the outer face of axis 84 is curved surface, draw-in groove 11 is curved surface, and draw-in groove 11 is provided with gap II 12, and gap II 12 is narrower than draw-in groove 11 and is shallower than draw-in groove 11.Reflective sheeting ring 62 is formed by fanning strip 621 docking, and fanning strip 621 1 ends are provided with clamping sheet 622, the other end is provided be used to the clamping seam 623 that clamping sheet 622 is snapped in.Reflective sheeting ring 62 materials can be the PET material, adopt the sector folding mode, save cost and are convenient to again production operation.
Claims (10)
1. LED Down lamp and shot-light that removes radiator, it is characterized in that: formed by cup (2), LED lamp plate (4), panel, light-transmitting component and driving power, described LED lamp plate (4) is fixed in cup (2), described panel is located at the oral area of cup (2), described light-transmitting component is located at and is positioned in cup (2) between LED lamp plate (4) and panel, and described driving power and LED lamp plate (4) are electrically connected to and control the input power of LED lamp plate (4).
2. a kind of LED Down lamp and shot-light that removes radiator according to claim 1, it is characterized in that: described LED lamp plate (4) comprises and is fixed on the substrate (41) in cup (2) and is located at some LED lamp pearls (42) on substrate (41), described panel comprises inner ring body (8) and is located at the interior light tight cover (71) of inner ring body (8), a side away from cup (2) on described inner ring body (8) inwall is provided with a circle centring ring (81), described light tight cover (71) is against on centring ring (81), described cup (2) is against on light tight cover (71), described light tight cover (71) is provided with some through holes (711), described light-transmitting component is some frustum lens (61), described through hole (711), lens (61) are corresponding one by one, the narrow end end face of described lens (61) is provided with the groove of accommodating LED lamp pearl (42), wide end is against on through hole (711).
3. a kind of LED Down lamp and shot-light that removes radiator according to claim 2, it is characterized in that: described inner ring body (8) madial wall is provided with the card article (82) that circumferentially arranges along inner ring body (8), described card article (82) is the inclined-plane towards the one side of centring ring (81), the lateral wall of described cup (2) is provided with one and encloses outer (21), described outer (21) is provided with gap I (22), the length of described gap I (22) is more than or equal to the length of card article (82), the wall thickness of described outer (21) is more than or equal to the distance H between card article (82) one ends and centring ring (81) and less than or equal to the distance h between card article (82) other end and centring ring (81), described inner ring body (8) inwall is provided with block (83).
4. according to claim 2 or 3 described a kind of LED Down lamp and shot-lights that remove radiator, it is characterized in that: described panel also comprises outer ring body (1), described inner ring body (8) is located in outer ring body (1), described inner ring body (8) both sides are provided with axis (84), described outer ring body (1) madial wall both sides are provided with the draw-in groove (11) that axis (84) is snapped in, the outer face of described axis (84) is curved surface, described draw-in groove (11) is curved surface, described draw-in groove (11) is provided with gap II (12), described gap II (12) is narrower than draw-in groove (11) and is shallower than draw-in groove (11).
5. a kind of LED Down lamp and shot-light that removes radiator according to claim 1, it is characterized in that: described LED lamp plate (4) comprises and is fixed on the substrate (41) in cup (2) and is located at some LED lamp pearls (42) on substrate (41), described panel comprises inner ring body (8) and is located at light emitting surface cover (72) in inner ring body (8), described light-transmitting component be narrow end ring in LED lamp plate (4) surrounding, wide end be against on inner ring body (8) frustum reflective sheeting ring (62).
6. a kind of LED Down lamp and shot-light that removes radiator according to claim 5, it is characterized in that: described panel also comprises outer ring body (1), described inner ring body (8) is located in outer ring body (1), described inner ring body (8) both sides are provided with axis (84), described outer ring body (1) madial wall both sides are provided with the draw-in groove (11) that axis (84) is snapped in, the outer face of described axis (84) is curved surface, described draw-in groove (11) is curved surface, described draw-in groove (11) is provided with gap II (12), described gap II (12) is narrower than draw-in groove (11) and is shallower than draw-in groove (11).
7. according to claim 1 and 2 or 3 or 5 or 6 described a kind of LED Down lamp and shot-lights that remove radiator, it is characterized in that: described driving power is electrically connected to by plug connector with LED lamp plate (4), described plug connector comprises the contact pin spare (431) that is provided with anodal needle bar (432) and negative pole needle bar (433) and is provided with anodal pin hole (435) and the plug piece (434) of negative pole pin hole (436), described anodal needle bar (432) is electrically connected to electrode line on LED lamp plate (4), described negative pole needle bar (433) is electrically connected to negative line on LED lamp plate (4), described anodal pin hole (435) is electrically connected to the positive terminal of driving power, described negative pole pin hole (436) is electrically connected to the negative pole end of driving power.
8. a kind of LED Down lamp and shot-light that removes radiator according to claim 7 is characterized in that: described contact pin spare (431) is positioned on the exterior bottom wall of cup (2) by block (437).
9. according to claim 1 and 2 or 3 or 5 or 6 described a kind of LED Down lamp and shot-lights that remove radiator, it is characterized in that: described driving power comprises driving power body (10) and shell, described shell comprises upper casing (101) and lower casing (102), described driving power body (10) is located in the cavity that upper casing (101) and lower casing (102) surround, be provided with the hole that makes driving power body (10) pick out wire between described upper casing (101) and lower casing (102), described lower casing (102) is plate body, described upper casing (101) is cover body, the oral area of described cover body is provided with groove, be provided with the projection that can enter in groove with the groove corresponding position on described plate body, described hole is the protruding gap portion that enters between the interior rear projection of groove and groove.
10. according to claim 1 and 2 or 3 or 5 or 6 described a kind of LED Down lamp and shot-lights that remove radiator, it is characterized in that: described driving power is electrically connected to by plug connector with LED lamp plate (4), described plug connector comprises the contact pin spare (431) that is provided with anodal needle bar (432) and negative pole needle bar (433) and is provided with anodal pin hole (435) and the plug piece (434) of negative pole pin hole (436), described anodal pin hole (435) is electrically connected to electrode line on LED lamp plate (4), described negative pole pin hole (436) is electrically connected to negative line on LED lamp plate (4), described anodal needle bar (432) is electrically connected to the positive terminal of driving power, described negative pole needle bar (433) is electrically connected to the negative pole end of driving power.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320243791 CN203273785U (en) | 2013-05-07 | 2013-05-07 | LED down lamp and reflector lamp without radiator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320243791 CN203273785U (en) | 2013-05-07 | 2013-05-07 | LED down lamp and reflector lamp without radiator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203273785U true CN203273785U (en) | 2013-11-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320243791 Expired - Fee Related CN203273785U (en) | 2013-05-07 | 2013-05-07 | LED down lamp and reflector lamp without radiator |
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| Country | Link |
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| CN (1) | CN203273785U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103292277A (en) * | 2013-05-07 | 2013-09-11 | 湖州巨群光电科技有限公司 | LED down spotlight without heat radiator |
-
2013
- 2013-05-07 CN CN 201320243791 patent/CN203273785U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103292277A (en) * | 2013-05-07 | 2013-09-11 | 湖州巨群光电科技有限公司 | LED down spotlight without heat radiator |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131106 Termination date: 20150507 |
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| EXPY | Termination of patent right or utility model |