CN203656619U - LED PAR30 lamp - Google Patents
LED PAR30 lamp Download PDFInfo
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- CN203656619U CN203656619U CN201320733580.6U CN201320733580U CN203656619U CN 203656619 U CN203656619 U CN 203656619U CN 201320733580 U CN201320733580 U CN 201320733580U CN 203656619 U CN203656619 U CN 203656619U
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- lens
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- led
- light source
- protective cover
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Abstract
The utility model relates to an LED PAR30 lamp. The LED PAR30 lamp comprises a lamp holder, an upper cover, a power circuit board, a metal radiating cup, an LED light source assembly, a substrate protective cover, a lens and a lens decorating assembly. The power circuit board is arranged in the upper cover, the upper end and the lower end of the upper cover are fixedly connected with the lamp holder and the metal radiating cup respectively, the LED light source assembly, the substrate protective cover and the lens are sequentially arranged in the metal radiating cup from top to bottom, the lens decorating assembly is fixed to the position of a cup rim at the bottom of the metal radiating cup, the lens is covered with the lens decorating assembly, and the LED light source assembly is connected with the power circuit board. The LED light assembly is composed of a substrate and a plurality of LED particles welded to the substrate. The lens is formed by combining a light-pervious plate and a plurality of small lenses located on the light-pervious plate, and each small lens right corresponds to an LED particle on the LED light source assembly. The LED PAR30 lamp is low in cost and concentrated in light distribution, overall weight is light, and the appearance is similar to a traditional lamp.
Description
Technical field
The utility model belongs to lighting field, particularly a kind of LEDPAR30 lamp.
Background technology
PAR30 lamp be a kind of bore 95mm, length about 121mm with interior directionality lighting, its bright dipping firing angle more has superiority than conventional P AR lamp, for decorative lighting, in North America large usage quantity.But at present commercially available LEDPAR30 lamp ubiquity is following not enough: (1) heat radiating metal cup carries out global design with the heat dissipation metal chip architecture that is distributed in outer wall, as shown in Figure 1, cause whole lamp weight heavier, infrastructure cost is higher, and (2) lens are made up of single large lens, and bright dipping is concentrated not, the aberration uniformity of light is inadequate, therefore seldom have product can reach the asterisk standard of american energy, even if reach the asterisk standard of american energy, also there is obvious problem in the vision of lamp and illuminating effect.
Utility model content
The technical problems to be solved in the utility model, is to provide the LEDPAR30 that a kind of cost is low, luminous intensity distribution is concentrated lamp.
The utility model is achieved in that a kind of LEDPAR30 lamp, comprise lamp holder, upper cover, power supply circuit board, heat radiating metal cup, LED light source assembly, substrate protective cover, lens and lens are modified assembly, described power supply circuit board is placed in upper cover, the two ends up and down of upper cover are fixedly connected with lamp holder and heat radiating metal cup respectively, LED light source assembly, substrate protective cover and lens are located in heat radiating metal cup from top to bottom successively, lens are modified assembly and are fixed on heat radiating metal cup rim of a cup place, bottom and cover lens, described LED light source assembly is connected with power supply circuit board, described LED light source assembly is made up of substrate and the multiple LED particles that are welded on substrate, described lens are combined by light-passing board and multiple lenslets of being positioned at light-passing board top, and each lenslet is a LED particle on positive corresponding LED light source assembly all.
Further prioritization scheme is: arranging of described lenslet adopts Central Symmetry to distribute, and the lower surface of light-passing board is pearl face graininess.
Further prioritization scheme is: described lens are modified assembly and comprised lens protective cover and clasp, and lens protective cover is fixed on the rim of a cup place of heat radiating metal cup and covers lens, and clasp is buckled in lens protective cover lower periphery.
Further prioritization scheme is: described lens protective cover is on face, to be provided with multiple nutty structures and transparent hollow circular ring structure.
Further prioritization scheme is: the round table-like structure that described heat radiating metal cup is outer surface smoother; Heat radiating metal cup is the thin-wall construction that processes epicoele and cavity of resorption, and its epicoele is fixedly connected with upper cover, and its cavity of resorption is used for installing LED light source assembly, substrate protective cover and lens.
Further prioritization scheme is: described upper cover is ambroin housing.
Further prioritization scheme is: the circuit structure of described power supply circuit board comprises EMI circuit (electromagnetic interference circuit), input rectification circuit, pfc circuit (circuit of power factor correction), fast start circuit, clamp circuit, light modulation decision circuitry, control circuit, flyback transformer and output rectifier and filter; The output of described EMI circuit is connected with the input of input rectification circuit; The output of input rectification circuit is connected with the input of pfc circuit, fast start circuit, clamp circuit and light modulation decision circuitry respectively; The output of pfc circuit is connected with the input of fast start circuit, clamp circuit respectively; The output of fast start circuit and light modulation decision circuitry is connected with the input of control circuit respectively; The output of clamp circuit is connected with the input of flyback transformer; The output of flyback transformer is connected with the input of output rectifier and filter; Control circuit respectively with pfc circuit, flyback transformer is two-way is connected.
The advantage of the utility model LEDPAR30 lamp is: 1, because lens are combined by light-passing board and multiple lenslets of being positioned at light-passing board top, and the lenslet on lens is aimed at LED particle on LED light source assembly, make the utility model can reach the light distribution effect of expection, not only can reach Energy Star standard lamp, and vision and illuminating effect better, be conducive to reduce costs simultaneously.2, arranging of lenslet adopts Central Symmetry to distribute, then the pearl face particle of matching surface is even to reach whole light irradiation, do not have blackspot, speck optimal illumination effect, meeting spatial distribution of color uniformity.3, the lens protective cover that the utility model adopts is transparence, and its global plastic that is provided with salient point particle not of uniform size, forms the outward appearance similar to traditional lampshade, makes it overall similar to conventional lights.4, heat radiating metal cup is that adopting heat radiating metal cup is the thin-wall construction that processes epicoele and cavity of resorption, can reduce weight and the cost of whole lamp in guaranteeing radiating effect without heat radiating fin structure design.5, the circuit structure of power supply circuit board is reasonable; owing to having increased the functions such as light modulation decision circuitry; make this power supply circuit board can adaptive traditional light modulator; by the light modulator knob in rotation supply line; can realize power adjusting and the brilliance control of the utility model LEDPAR30 lamp, this circuit also possesses the functions such as output overvoltage, open circuit, short-circuit protection, overheat protector simultaneously.
Brief description of the drawings
The utility model is further described with reference to the accompanying drawings in conjunction with the embodiments.
Fig. 1 is the heat radiating metal cup structure schematic diagram with heat radiating fin structure using at present.
Fig. 2 is the decomposition texture schematic diagram of LEDPAR30 lamp of the present utility model.
Fig. 3 is the lens protective roof structure schematic diagram of LEDPAR30 lamp of the present utility model.
Fig. 4 is the heat radiating metal cup structure schematic diagram of LEDPAR30 lamp of the present utility model.
Fig. 5 is the lens surface structure schematic diagram of LEDPAR30 lamp of the present utility model.
Fig. 6 is the lens lower surface configuration schematic diagram of LEDPAR30 lamp of the present utility model.
Fig. 7 is the circuit structure block diagram of LEDPAR30 lamp power circuit plate of the present utility model.
Symbol description in figure: 1, lens are modified assembly, 12, clasp, 13, lens protective cover; 2, lens, 21, lenslet, 22, light-passing board; 3, substrate protective cover; 4, LED light source assembly; 5, heat radiating metal cup; 6, power supply circuit board, 61, EMI circuit, 62, input rectification circuit, 63, pfc circuit, 64, fast start circuit, 65, clamp circuit, 66, light modulation decision circuitry, 67, control circuit, 68, flyback transformer, 69, output rectifier and filter; 7, upper cover; 8, lamp holder.
Detailed description of the invention
Below in conjunction with Figure of description and embodiment, the utility model content is elaborated:
Please refer to shown in 2-4, it is a kind of LEDPAR30 lamp described in the utility model, comprise lamp holder 8, upper cover 7, power supply circuit board 6, heat radiating metal cup 5, LED light source assembly 4, substrate protective cover 3, lens 2 and lens are modified assembly 1, described power supply circuit board 6 is placed in upper cover 7, the two ends up and down of upper cover 7 are fixedly connected with lamp holder 8 and heat radiating metal cup 5 respectively, LED light source assembly 4, substrate protective cover 3 and lens 2 are located in heat radiating metal cup 5 from top to bottom successively, lens are modified assembly 1 and are fixed on heat radiating metal cup 5 rim of a cup places, bottom and cover lens 2, described LED light source assembly 4 is connected with power supply circuit board 6, described LED light source assembly 4 is made up of substrate and the multiple LED particles that are welded on substrate, described lens 2 are combined by light-passing board 22 and multiple lenslets 21 of being positioned at light-passing board 22 tops, and each lenslet 21 is a LED particle on positive corresponding LED light source assembly 4 all.
Lens described in the utility model are modified assembly 1 and are comprised lens protective cover 13 and clasp 12, and lens protective cover 13 is fixed on the rim of a cup place of heat radiating metal cup 5 and covers lens 2, and clasp 12 is buckled in lens protective cover 13 lower periphery makes it attractive in appearance firm.Described lens protective cover 13 is provided with multiple nutty structures and transparent hollow circular ring structure on face, and its global is provided with the plastic of salient point particle not of uniform size, forms the outward appearance similar to traditional lampshade, makes its entirety similar to conventional lights.
The round table-like structure that heat radiating metal cup 5 described in the utility model is outer surface smoother; Heat radiating metal cup 5 is for processing the thin-wall construction of epicoele and cavity of resorption, and its epicoele is fixedly connected with upper cover 7, and its cavity of resorption is used for installing LED light source assembly 4, substrate protective cover 3 and lens 2; Described thin-wall metal cup 5 is divided into epicoele and cavity of resorption, adopts without heat sink design and directly exposes setting, can reduce weight and the cost of whole lamp.Upper cover 7 is ambroin housing.
Please refer to shown in 5,6, is lens arrangement schematic diagram described in the utility model, and described lens 2 are combined by light-passing board 22 and multiple lenslets 21 of being positioned at light-passing board 22 tops, and each lenslet 21 is a LED particle on positive corresponding LED light source assembly 4 all; LED light source particle corresponding to described each lenslet 21, can design different lenslet combinations according to different index requests, namely use a different LED light sources number, to bring into play to greatest extent the performance of LED light source particle, reduce the cost of LED light source.Described lenslet 21 arrange adopt Central Symmetry distribute, the lower surface of light-passing board 22 is pearl face graininess, can be even to reach whole light irradiation, do not have blackspot, speck optimal illumination effect, meeting spatial distribution of color uniformity.
LED light source assembly 4 described in the utility model is to be welded on aluminium base and to be formed by multiple LED particles, substrate protective cover 3 is closely fixed on the center on heat radiating metal cup 5 antethecas with it, on LED light source assembly 4, there is plurality of LEDs particle, it not COB light source, thereby cost is declined, and the price of COB light source is totally expensive than the small-power of LED particle at present.
Refer to shown in Fig. 7, be that the utility model power supply circuit board connects block diagram, the circuit structure of described power supply circuit board 6 comprises EMI circuit 61(electromagnetic interference circuit), input rectification circuit 62, pfc circuit 63(circuit of power factor correction), fast start circuit 64, clamp circuit 65, light modulation decision circuitry 66, control circuit 67, flyback transformer 68 and output rectifier and filter 69; The output of described EMI circuit 61 is connected with the input of input rectification circuit 62; The output of input rectification circuit 62 is connected with the input of pfc circuit 63, fast start circuit 64, clamp circuit 65 and light modulation decision circuitry 66 respectively; The output of pfc circuit 63 is connected with the input of fast start circuit 64, clamp circuit 65 respectively; The output of fast start circuit 64 and light modulation decision circuitry 66 is connected with the input of control circuit 67 respectively; The output of clamp circuit 65 is connected with the input of flyback transformer 68; The output of flyback transformer 68 is connected with the input of output rectifier and filter 69; Control circuit 67 respectively with pfc circuit 63, flyback transformer 68 is two-way is connected.This circuit has been owing to having increased the functions such as light modulation decision circuitry, makes this power supply circuit board can adaptive traditional light modulator, by the light modulator knob in rotation supply line, can realize power adjusting and the brilliance control of the utility model LEDPAR30 lamp.
EMI circuit 61 is in order to suppress the interference of whole circuit for lamp to electrical network; Input rectification circuit 62 is responsible for AC civil power to convert direct current to; In the time of whole lamp access civil power, control circuit 67 can be controlled fast start circuit 64 and work, and to give the VCC power supply of control circuit 67, in the time that VCC voltage reaches control circuit 67 startup value, control circuit 67 triggers, and now whole circuit enters duty; In the time that control circuit 67 starts, light modulation decision circuitry 66 is just started working, decision circuitry is accessed light modulator by whether light modulation decision circuitry 66, if do not access light modulator, pfc circuit 63 only uses as circuit of power factor correction, if there is access light modulator, will judge concrete which kind of light modulator of access (forward position or after along light modulator), now pfc circuit 63 will provide a dynamic load circuit with compatible dimmer applications.In light modulation process, control circuit 67, light modulation decision circuitry 66, pfc circuit 63 are controlled the angle of flow according to light modulator to output current, approach linear dimming curve to reach; Clamp circuit 65 effects are in the time that main switch turn-offs, and the peak voltage that flyback transformer 68 leakage inductances are formed carries out clamper and absorption, to prevent the damage of main switch overvoltage.Output rectifier and filter 69 effects are the AC signal of outlet side to be converted to direct current signal, and after filtering, export to LED load.This circuit possesses the functions such as output overvoltage, open circuit, short-circuit protection, overheat protector.
Above-mentioned detailed description of the invention is just explained in detail the technical solution of the utility model; the utility model has more than and is only confined to above-described embodiment; every any improvement or replacement according to the utility model principle, all should be within protection domain of the present utility model.
Claims (7)
1. a LED PAR30 lamp, comprise lamp holder (8), upper cover (7), power supply circuit board (6), heat radiating metal cup (5), LED light source assembly (4), substrate protective cover (3), lens (2) and lens are modified assembly (1), described power supply circuit board (6) is placed in upper cover (7), the two ends up and down of upper cover (7) are fixedly connected with lamp holder (8) and heat radiating metal cup (5) respectively, LED light source assembly (4), substrate protective cover (3) and lens (2) are located in heat radiating metal cup (5) from top to bottom successively, lens are modified assembly (1) and are fixed on heat radiating metal cup (5) rim of a cup place, bottom and cover lens (2), described LED light source assembly (4) is connected with power supply circuit board (6), it is characterized in that: described LED light source assembly (4) is made up of substrate and the multiple LED particles that are welded on substrate, described lens (2) are combined by light-passing board (22) and multiple lenslets (21) of being positioned at light-passing board (22) top, and each lenslet (21) is a LED particle on positive corresponding LED light source assembly (4) all.
2. LED PAR30 lamp according to claim 1, is characterized in that: arranging of described lenslet (21) adopts Central Symmetry to distribute, and the lower surface of light-passing board (22) is pearl face graininess.
3. LED PAR30 lamp according to claim 1 and 2, it is characterized in that: described lens are modified assembly (1) and comprised lens protective cover (13) and clasp (12), lens protective cover (13) is fixed on the rim of a cup place of heat radiating metal cup (5) and covers lens (2), and clasp (12) is buckled in lens protective cover (13) lower periphery.
4. LED PAR30 lamp according to claim 3, is characterized in that: described lens protective cover (13) is provided with multiple nutty structures and transparent hollow circular ring structure on face.
5. LED PAR30 lamp according to claim 1, is characterized in that: the round table-like structure that described heat radiating metal cup (5) is outer surface smoother; Heat radiating metal cup (5) is for processing the thin-wall construction of epicoele and cavity of resorption, and its epicoele is fixedly connected with upper cover (7), and its cavity of resorption is used for installing LED light source assembly (4), substrate protective cover (3) and lens (2).
6. LED PAR30 lamp according to claim 1, is characterized in that: described upper cover (7) is ambroin housing.
7. LED PAR30 lamp according to claim 1, is characterized in that: the circuit structure of described power supply circuit board (6) comprises EMI circuit (61), input rectification circuit (62), pfc circuit (63), fast start circuit (64), clamp circuit (65), light modulation decision circuitry (66), control circuit (67), flyback transformer (68) and output rectifier and filter (69); The output of described EMI circuit (61) is connected with the input of input rectification circuit (62); The output of input rectification circuit (62) is connected with the input of pfc circuit (63), fast start circuit (64), clamp circuit (65) and light modulation decision circuitry (66) respectively; The output of pfc circuit (63) is connected with the input of fast start circuit (64), clamp circuit (65) respectively; The output of fast start circuit (64) and light modulation decision circuitry (66) is connected with the input of control circuit (67) respectively; The output of clamp circuit (65) is connected with the input of flyback transformer (68); The output of flyback transformer (68) is connected with the input of output rectifier and filter (69); Control circuit (67) respectively with pfc circuit (63), two-way connection of flyback transformer (68).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320733580.6U CN203656619U (en) | 2013-11-19 | 2013-11-19 | LED PAR30 lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320733580.6U CN203656619U (en) | 2013-11-19 | 2013-11-19 | LED PAR30 lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203656619U true CN203656619U (en) | 2014-06-18 |
Family
ID=50923003
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320733580.6U Expired - Fee Related CN203656619U (en) | 2013-11-19 | 2013-11-19 | LED PAR30 lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203656619U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104315369A (en) * | 2014-09-15 | 2015-01-28 | 宁波爱科电气实业有限公司 | LED lamp |
-
2013
- 2013-11-19 CN CN201320733580.6U patent/CN203656619U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104315369A (en) * | 2014-09-15 | 2015-01-28 | 宁波爱科电气实业有限公司 | LED lamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140618 Termination date: 20191119 |