CN205026464U - LED lamps and lanterns and photovoltaic module thereof - Google Patents
LED lamps and lanterns and photovoltaic module thereof Download PDFInfo
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- CN205026464U CN205026464U CN201520570857.7U CN201520570857U CN205026464U CN 205026464 U CN205026464 U CN 205026464U CN 201520570857 U CN201520570857 U CN 201520570857U CN 205026464 U CN205026464 U CN 205026464U
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Abstract
The utility model discloses a LED lamps and lanterns and photovoltaic module thereof. Photovoltaic module includes: the base plate is located LED drive circuit and LED lamp on the base plate, its characterized in that, the base plate includes the second base plate that first base plate is the same with a plurality of big or small shapes, first base plate is the ring form, mediate excircle in including, the radius of interior circle is less than the radius of excircle, the second base plate is " T " font form, definition " - " of " T " word does the first portion of second base plate, " the l " of " T " word does the second portion of second base plate, wherein, the second base plate second portion keeps away from the one end of first portion is connected first base plate the excircle, it is a plurality of the second base plate is ring array and distributes first base plate is peripheral. The utility model discloses a LED lamps and lanterns and photovoltaic module thereof has the LED lamp and dispels the heat, long service life, the honest and clean beneficial effect of low in production cost.
Description
Technical field
The utility model relates to optical technical field, particularly relates to a kind of LED lamp and photoelectricity module thereof.
Background technology
LED light source because having the high and volume lampet advantage of environmental protection, long service life, energy-conservation, stable performance, light efficiency, at present extensive use to various lighting field, as room lighting, automobile, consumption electronic products.
At present, along with developing rapidly of LED technology, LED light source has been widely applied on high-power illumination equipment.To distribute on a monoblock circular substrate plurality of LEDs lamp and LED drive circuit is adopted in existing a kind of scheme, this brings following problem: because circular substrate adopts the metal of heat conduction to manufacture usually, thus needed for monoblock circular substrate, metal material is more, production cost is high, in addition, be positioned at the LED of circular substrate near home position place, the heat radiation of himself is poor, also can be subject to the impact of LED heat around simultaneously, easily be partially formed higher temperature, affect illumination effect and the life-span of LED.
Therefore, the heat radiation of LED how is overcome and LED service life is short and production cost is high becomes current LED industry problem urgently to be resolved hurrily.
Utility model content
The utility model, just based on above one or more problem, provides a kind of LED lamp and photoelectricity module thereof, in order to solve weak heat-dissipating that in prior art, LED photovoltaic module occurs, LED service life is short and production cost is high problem.
A kind of LED photovoltaic module, described photoelectricity module comprises: substrate, be located at the LED drive circuit on described substrate and LED, wherein, described substrate comprises the first substrate second substrate identical with multiple size shape, described first substrate is circular, comprise inner circle and cylindrical, described interior radius of a circle is less than described outer radius of a circle, described second substrate is in " T " word shape, first that described in definition, "-" of " T " word is described second substrate, " l " of described " T " word is described second substrate second, wherein, described second described cylindrical connecting described first substrate away from one end of described first of described second substrate, multiple described second substrate circular array is distributed on cylindrical described in described first substrate.
Preferably, the circuit module of described LED drive circuit is located on described first substrate.
Preferably, the circuit module of described LED drive circuit comprises: the circuit module of described LED drive circuit comprises: LED drive chip, rectification unit, fuse and power access end, wherein, described rectification unit, fuse and power access end are arranged in the first area on first substrate surface, and described LED drive chip is arranged in and the second area on described first substrate surface of interval, described first area predeterminable range.
Preferably, described first substrate is distributed with at least one pair of first fixing hole, at least one pair of first fixing hole described is symmetric about the center of circle of described first substrate.
Preferably, first of second substrate described in each curved away from the top of described second, and one section of circular arc that the shape on the described top of multiple described second substrate and radius are the circle of r1 matches (wherein, r1 > 0).
Preferably, first of described second substrate with described second one-body molded.
Preferably, the LED that distributes on the surface of described first substrate is symmetrical about the center of circle of described first substrate.
Preferably, in any two adjacent described second substrates, at least one second substrate is provided with one second fixing hole, and described second fixed hole position is on the extension line of at least one pair of the first fixing hole line described.
Preferably, described second substrate is provided with three LED lamp, wherein has two described LED to be positioned at the surface at described second substrate first two ends, remains the surface that is located at second of described second substrate, and described three LED lamp are that equilateral triangle is arranged.
The utility model also provides a kind of LED lamp, and described LED lamp comprises base, and is located at the photoelectricity module on base, and wherein, described photoelectricity module is foregoing photoelectricity module.
The LED lamp that the utility model provides and photoelectricity module thereof, have LED good heat dissipation, long service life, the beneficial effect of low production cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of the LED photovoltaic module of the LED lamp of the utility model preferred embodiment.
Fig. 2 is the LED drive circuit structure schematic diagram of the LED photovoltaic module of the utility model preferred embodiment.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is described in detail.It should be noted that, if do not conflicted, each feature in the utility model embodiment and embodiment can be combined with each other, all within protection domain of the present utility model.
Embodiment 1
Refer to Fig. 1, Fig. 1 is the structural representation of the LED photovoltaic module of the LED lamp of the utility model preferred embodiment.LED photovoltaic module of the present utility model, comprise: substrate, be located at the LED drive circuit on described substrate and LED 521, 522, 523, described substrate comprises first substrate 540 second substrate identical with multiple size shape 520, described first substrate 540 is in circular, comprise inner circle and cylindrical, described interior radius of a circle is less than described outer radius of a circle, described second substrate 520 is in " T " word shape, "-" portion of described " T " word of definition is first of described second substrate 520, " l " portion of described " T " word is second of described second substrate 520, wherein, described second described cylindrical connecting described first substrate 540 away from one end of described first of described second substrate 520, multiple described second substrate 520 circular array is distributed on described first substrate 540 cylindrical.In addition, it should be noted that, because the thickness difference between upper surface of base plate and lower surface is less, usually this thickness difference is between 0.1 millimeter to 5 millimeters, and do not relate to this thickness difference at the utility model, mainly to the shape between the LED drive circuit on circular substrate and LED, the features such as structure are described, so relate in description substrate in circle or circular time geometrical aspects time directly look at flat circle or annulus and carry out relevant description, such as directly can use the center of circle of circular substrate, actually refer to the central point that circular substrate is provided with the surface of LED drive circuit and LED.
By above-mentioned second substrate 520 is set as T-shaped shape, circular array is distributed on the cylindrical of first substrate 540, relatively existing circular substrate has saved a large amount of materials on the one hand, reduce the cost of the manufacturing of LED photovoltaic module, each T-shaped plate dispels the heat alone simultaneously, and impact is little each other, and the situation that the heat radiation of LED can not be caused to pile up occurs, improve the radiating effect of LED, extend the service life of LED.
In a specific embodiment, the circuit module of described LED drive circuit is located on described first substrate 540.It should be noted that, the circuit module of LED drive circuit here refers to the components and parts in LED drive circuit, because these components and parts can take certain space on substrate, be distributed in together with LED on substrate, the not only driving LED lamp work of these circuit modules, its arrangement simultaneously arranges and can have certain influence to the even light mixing degree of LED and the heat radiation of LED.Also have LED photovoltaic module itself can be used alone as terminal in some cases, LED lamp can also be combined into lampshade and base etc. and use.
In a specific embodiment, the circuit module of described LED drive circuit comprises: LED drive chip 525, rectification unit 524, fuse 550 and power access end.Wherein, this rectification unit 524, fuse 550 and power access end are arranged in the first area on first substrate surface, and LED drive chip 525 is positioned at and the second area of this interval, first area predeterminable range.Such setting, the wire consumption between this rectification unit 524, fuse 550 and power access end can be reduced on the one hand, simultaneously because LED drive chip temperature influence performance change is large and also can shorten service life, by being provided separately with other circuit module, ensure that the impact that it is subject to dispel the heat from other circuit module is little.
In a specific embodiment, described first substrate is distributed with at least one pair of first fixing hole 527,529, at least one pair of first fixing hole 527,529 described is symmetric about the center of circle of described first substrate 540.The fixtures such as screw are passed this at least one pair of first fixing hole 527,529 and photoelectricity module is fixed on the base of LED lamp.
In a specific embodiment, first of second substrate 520 described in each curved away from the top of described second, and the circular arc that the shape on the described top of multiple described second substrate and radius are the circle of r1 matches (wherein, r1 > 0).
In a specific embodiment, first of described second substrate 520 with described second one-body molded.
In a specific embodiment, the bottom relative with described top of first of second substrate 520 described in each is curved, and the circular arc that the shape of the described bottom of multiple described second substrate 520 and radius are the circle of r2 matches (wherein, r1 > r2 > 0).
In a specific embodiment, in any two adjacent described second substrates 520, at least one second substrate is provided with the second fixing hole 526,528, and described second fixing hole 526,528 is positioned on the extension line of at least one pair of the first fixing hole 527,529 line described.
In a specific embodiment, described second substrate 520 is provided with at least three LED lamp, wherein has two described LED to be positioned at the surface at described second substrate 520 first two ends, has a surface being located at second of described second substrate 520.
Further, at the core 530 of this substrate, in a hollow circular, this core also can be used as power line through hole, and power line is connected to power line incoming end after this power line through hole passes.
In a specific embodiment, the LED of first substrate 540 surface distributed is symmetrical about the center of circle of first substrate, and second substrate 520 is distributed with three LED lamp 521,522,523 on the surface, wherein two LED lamp 521 and 523 are positioned at first, remain one 522 and be positioned at second, three LED lamp form an equilateral triangle, and three LED lamp are these equilateral leg-of-mutton three summits.In addition, the geometric center of these two LED lamp 521 and 523 of first of multiple second substrate 520 is on circle that same Radius is r3 (r1 > r3 > r2), and this radius is that the center of circle of the circle of r3 is identical with the center of circle of this second substrate.And this LED of second 522 of multiple second substrate 520 be in radius be r4 circle on (wherein r4), this radius is that the center of circle of the circle of r4 is identical with the center of circle of this second substrate.Further, first substrate is distributed with two symmetrical LED, the plurality of second substrate is symmetrically distributed in the both sides of the line of these two symmetrical LED.Such vibrational power flow, makes whole LED photovoltaic module even light mixing.
It is the LED drive circuit structure schematic diagram of the LED photovoltaic module of the utility model preferred embodiment see Fig. 2, Fig. 2.As shown in Figure 2, the LED drive circuit of this LED photovoltaic module is the electrical block diagram when having two LEDs driving chip U1, U2, this LED drive circuit comprises: AC power incoming end L, N, alternating current is after L end flows into, through fuse F1, then be connected to rectification unit DB1, rectification unit DB1 is common structure, forms rectifier bridge by four diodes.In addition, the variable resistor RV1 being directly connected with and having protected cushioning effect is held at fuse and N.The electric current that rectification unit DB1 exports divides two-way to flow into two string LED unit, and two string LED unit are controlled by two LEDs driving chip respectively.Specific as follows: the 4th pin D1 of LED drive chip U1 holds as chip power input and the first constant current output port, and one road is connected between LED1 and LED2 of LED unit, ground connection after the electric capacity of another road connection simultaneously C1; 3rd pin D2 holds as the second constant current output port, is connected between LED2 and LED3; 2nd pin D3 holds as the 3rd constant current output port, is connected between LED3 and LED4; 1st pin D4 holds as the 4th constant-current source output port, is connected to the negative electrode of LED4, and the 6th pin NC holds and the 7th pin NC holds unsettled, and the 5th pin R holds as output current arranges end, and by resistance R3 ground connection, the 8th pin GND holds ground connection.A LED unit in series between LED1, LED2, LED3 and LED4.And the LED1 anode of LED unit is also by discharge cell ground connection, this discharge cell is used for, when closing LED unit, being discharged by the residual charge in LED unit, preventing twilight sunset phenomenon.In the present embodiment, this discharge cell comprises resistance R1 and R2 of series connection.Certain discharge cell can also be other common discharge circuit structures or be connected with other circuit, such as, can also be arrange together with charge storage elements, by the charge storage of electric discharge in charge storage elements, when opening for LED unit.When rectification unit DB1 outputs to another paths of LEDs unit, the driving of its LED drive chip U2 to LED5, LED6, LED7 and LED8 LED unit in series is identical with the driving of LED drive chip U1, electric capacity C2 and R4 be wherein corresponding electric capacity C1 and R3 respectively, acts on identical, do not repeat them here.
It should be noted that, during if any three LEDs driving chip and the LED drive chip more than three quantity, only need directly to repeat to increase according to the circuit structure in dotted line frame part A in such as Fig. 2, be parallel in LED drive circuit.
Embodiment 2
Based on previous embodiment 1, the utility model also provides a LED lamp, and this LED lamp comprises the LED photovoltaic module of above-described embodiment 1.This LED lamp also comprises base and lampshade, and this LED photovoltaic module is installed on the base, and is located in described lampshade.
The LED lamp that the utility model provides, owing to adopting the photoelectricity module in embodiment 1, has LED good heat dissipation, long service life, the beneficial effect of low production cost.
LED lamp can be the lighting apparatus such as common lamp affixed to the ceiling, bulb lamp, mine lamp and Down lamp.These are all in protection domain of the present utility model.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model description and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (10)
1. a LED photovoltaic module, described photoelectricity module comprises: substrate, be located at the LED drive circuit on described substrate and LED, it is characterized in that, described substrate comprises the first substrate second substrate identical with multiple size shape, described first substrate is circular, comprise inner circle and cylindrical, described interior radius of a circle is less than described outer radius of a circle, described second substrate is in " T " word shape, "-" portion of described " T " word of definition is first of described second substrate, " l " portion of described " T " word is second of described second substrate, wherein, described second described cylindrical connecting described first substrate away from one end of described first of described second substrate, multiple described second substrate circular array is distributed on the described cylindrical of described first substrate.
2. LED photovoltaic module as claimed in claim 1, is characterized in that: the circuit module of described LED drive circuit is located on described first substrate.
3. LED photovoltaic module as claimed in claim 2, it is characterized in that: the circuit module of described LED drive circuit comprises: LED drive chip, rectification unit, fuse and power access end, wherein, described rectification unit, fuse and power access end are arranged in the first area on first substrate surface, and described LED drive chip is arranged in and the second area on described first substrate surface of interval, described first area predeterminable range.
4. LED photovoltaic module as claimed in claim 1, it is characterized in that: described first substrate is distributed with at least one pair of first fixing hole, at least one pair of first fixing hole described is symmetric about the center of circle of described first substrate.
5. LED photovoltaic module as claimed in claim 1, it is characterized in that: first of second substrate described in each curved away from the top of described second, and one section of circular arc that the shape on the described top of multiple described second substrate and radius are the circle of r1 matches, wherein, r1 > 0.
6. LED photovoltaic module as claimed in claim 5, is characterized in that: first of described second substrate with described second one-body molded.
7. LED photovoltaic module as claimed in claim 1, is characterized in that: the LED that described first substrate distributes on the surface is symmetrical about the center of circle of described first substrate.
8. LED photovoltaic module as claimed in claim 4, it is characterized in that: in any two adjacent described second substrates, at least one second substrate is provided with one second fixing hole, described second fixed hole position is on the extension line of at least one pair of the first fixing hole line described.
9. LED photovoltaic module as claimed in claim 1, it is characterized in that: described second substrate is provided with three LED lamp, two described LED are wherein had to be positioned at the surface at described second substrate first two ends, remain the surface that is located at second of described second substrate, described three LED lamp are that equilateral triangle is arranged.
10. a LED lamp, described LED lamp comprises base and is located at the LED photovoltaic module on base, it is characterized in that, described LED photovoltaic module is the LED photovoltaic module described in any one of claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520570857.7U CN205026464U (en) | 2015-07-31 | 2015-07-31 | LED lamps and lanterns and photovoltaic module thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520570857.7U CN205026464U (en) | 2015-07-31 | 2015-07-31 | LED lamps and lanterns and photovoltaic module thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205026464U true CN205026464U (en) | 2016-02-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520570857.7U Active CN205026464U (en) | 2015-07-31 | 2015-07-31 | LED lamps and lanterns and photovoltaic module thereof |
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| Country | Link |
|---|---|
| CN (1) | CN205026464U (en) |
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- 2015-07-31 CN CN201520570857.7U patent/CN205026464U/en active Active
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Effective date of registration: 20170123 Address after: 518000 Guangdong City, Nanshan District province high tech in the middle of the two road, No. 2 Shenzhen International Software Park, room 201-205, room, 4 (only office) (222-226) Patentee after: Shenzhen CYT Optoelectronic Technology Co.,Ltd. Address before: 518000 Guangdong, Shenzhen, Nanshan District science and technology in the road, Shenzhen, 4 Software Park, building 2, building two Patentee before: Gu Daoxiong |
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| CP01 | Change in the name or title of a patent holder |
Address after: 518000 Guangdong City, Nanshan District province high tech in the middle of the two road, No. 2 Shenzhen International Software Park, room 201-205, room, 4 (only office) (222-226) Patentee after: Shenzhen mayor express Semiconductor Technology Co., Ltd. Address before: 518000 Guangdong City, Nanshan District province high tech in the middle of the two road, No. 2 Shenzhen International Software Park, room 201-205, room, 4 (only office) (222-226) Patentee before: Shenzhen CYT Optoelectronic Technology Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |