CN201811048U - Light-emitting diode (LED) light source module and light source module string - Google Patents
Light-emitting diode (LED) light source module and light source module string Download PDFInfo
- Publication number
- CN201811048U CN201811048U CN2010205281969U CN201020528196U CN201811048U CN 201811048 U CN201811048 U CN 201811048U CN 2010205281969 U CN2010205281969 U CN 2010205281969U CN 201020528196 U CN201020528196 U CN 201020528196U CN 201811048 U CN201811048 U CN 201811048U
- Authority
- CN
- China
- Prior art keywords
- light source
- source module
- wiring board
- led light
- hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Landscapes
- Led Device Packages (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
Abstract
The utility model discloses a light-emitting diode (LED) light source module, which comprises a circuit board and at least one light-emitting diode arranged on the circuit board. An electronic element and a power line are welded on the circuit board. A plastic shell is covered on the circuit board. The LED light source module is characterized in that the circuit board is provided with at least two through holes; the bottom of the plastic shell is provided with at least two pins of which the shapes and the positions correspond to those of the through holes; the pins are inserted in the through holes; and the plastic shell is fixedly connected with the circuit board by a hot-press mode. In the utility model, the pins on the bottom of the plastic shell are inserted in the through holes; part of the pins extend out of the lower surface of the circuit board; after the parts of the pins, which extend out, are subjected to hot-press, the cross section areas of the parts of the pins are larger than those of the through holes so as to form fixed connection between the plastic shell and the circuit board. The LED light source module does not need to carry out encapsulation of epoxide resin, has simple structure, is convenient to manufacture and has low cost.
Description
Technical field
The utility model relates to the light source module technical field, especially a kind of simple in structure, easily manufactured, led light source module and light source module string that cost is low.
Background technology
LED source has the efficient height, the life-span is long, shock resistance good, advantage such as cracky, energy-saving and environmental protection not, is subjected to consumer's favor day by day.At present, the led light source module has been widely used in fields such as luminescent characters, advertisement, signboard, lamp box, environmental decoration illumination, city lighting engineering, light of stage, replaces conventional light source gradually.
Existing led light source module mainly comprises housing, wiring board and the components and parts that some are necessary, and the embedding of many employing epoxy resin links together between them, to reach the function of waterproof.But adopt the embedding of epoxy resin large tracts of land, wiring board, LED, shell all are frozen into an integral body, and single led quality generation problem must whole module be changed the maintenance cost height.Cover the situation of led light source fully for epoxy resin, also can the absorbent portion beam split, reduce luminous efficiency.At present, the structure of non-watertight led light source module generally is to adopt loam cake and lower cover by the fixing led light source of supporting of screw, complex structure, and the cost height is installed and used inconvenience.Therefore, be necessary to seek a kind of simple in structure, non-watertight led light source module that cost is low.
Summary of the invention
Led light source module and light source module string that the purpose of this utility model is exactly provide for the deficiency that solves prior art a kind of simple in structure, easily manufactured, cost is low.
The utility model is to adopt following technical solution to realize above-mentioned purpose: a kind of led light source module, comprise a wiring board and at least one installation light emitting diode in the circuit board, be welded with electronic component and power line on the wiring board, one plastic shell covers in the circuit board, and it is characterized in that: described wiring board is offered at least two through holes; The bottom of plastic shell be provided with at least two with the corresponding pin of described shape of through holes and position; Be interspersed in the through hole by pin between described plastic shell and the wiring board and fixedly connected.
As further specifying of such scheme, the described pin that is interspersed in the through hole extends a part from the lower surface of wiring board, and the cross-sectional area that extends the pin part is greater than through hole, forms fixedlying connected of plastic shell and wiring board.And described plastic shell is to achieve a fixed connection by hot pressing mode and wiring board.
Described plastic shell covers the upper surface of wiring board.
Described plastic shell is sealed the upper surface of wiring board and is formed half encapsulating structure all around.
Described wiring board is a strip, is provided with the power line weld at the upper surface of wiring board, and power input line and power supply output line are welded on the position, two long limits of wiring board upper surface respectively.
Cylindrical, the square or rhombus of being shaped as of the through hole of described wiring board.
Also have a fixing hole one on the described wiring board at least, described plastic shell is formed with corresponding fixing hole two above the fixing hole one of this wiring board, and fixing hole two is communicated with formation one through hole with fixing hole one; Described wiring board has a fixing hole one at least, and described plastic shell forms corresponding fixing hole two above fixing hole one, and fixing hole two is communicated with formation one through hole with fixing hole one.
Cylindrical, the square or rhombus of being shaped as of described fixing hole one.
Described fixing hole two extends a part from the lower surface of wiring board.
Described wiring board is metal substrate or pcb board.
Described plastic shell forms a light hole at light emitting surface of light emitting diode.
Being shaped as of described light hole is trapezoidal, cylindrical or square.
Described light emitting diode is white light LEDs or three primary colours all-colour LED.
Described light emitting diode is the surface attaching type light emitting diode.
In addition, the utility model also provides a kind of light source module string of making according to above-mentioned led light source module, and it is connected in parallel by plural above-mentioned led light source module.
The beneficial effect that the utility model adopts above-mentioned technical solution to reach is:
1, in the utility model, the pin of plastic shell bottom is interspersed in the through hole, extend a part from the lower surface of wiring board, extend the pin part after hot pressing, its cross-sectional area is greater than through hole, and the formation plastic shell is fixedlyed connected with wiring board, need not encapsulated epoxy resin, simple in structure, easily manufactured, cost is low.
2, the led light source module is covered the upper surface of wiring board by a plastic casing or seals the upper surface of wiring board and form half encapsulating structure all around, has good dust-proof, Corrosion Protection.
3, the lower surface of wiring board directly contacts with outside air, is not sealed by plastic shell, helps improving the heat dispersion of led light source module, and it is aging to alleviate module; The setting of power supply input/output line makes and forms circuit connecting mode in parallel between each light source module, guarantees that the inefficacy of local module can not impact whole modular circuit.
Description of drawings
Fig. 1 is the utility model first embodiment front section view;
Fig. 2 a is the utility model first embodiment vertical view;
Fig. 2 b is the utility model first embodiment upward view;
Fig. 3 is the utility model second embodiment front section view;
Fig. 4 is the utility model the 3rd embodiment vertical view.
Description of reference numerals: 1, wiring board 2, light emitting diode 3, power line 3a, power input line 3b, power supply output line 4, through hole 5, fixing hole 1, plastic shell 7, light hole 8, fixing hole 29, pin
The specific embodiment
Embodiment 1
Shown in Fig. 1～Fig. 2 b, a kind of led light source module of the utility model and light source module string, it comprises the light emitting diode 2 that wiring board 1 and at least one and wiring board 1 electrically connect, and power line 3, one plastic shells 6 that weld with wiring board 1 circuit cover on described wiring board 1.
Wherein, the two ends symmetry of wiring board 1 is offered a through hole 4, and the shape of through hole can be cylindrical, square or rhombus, in the specific embodiment, is cylindrical hole.And, also having a fixing hole 1 on the wiring board 1, the shape of fixing hole 1 can in the specific embodiment, be cylindrical fixing hole one through hole for cylindrical, square or rhombus etc.This fixing hole 1 is that with the difference of through hole 4 fixing hole 1 is used for installing and fixing of led light source module, and through hole 4 is used for fixing between wiring board 1 and the plastic shell 6; Wiring board 1 is a strip, is provided with the power line weld at the upper surface of wiring board 1, and power input line 3a and power supply output line 3b are welded on the position, two long limits of wiring board 1 upper surface respectively, realizes being connected of wiring board 1 and external power.In the specific embodiment, also be provided with on the wiring board 1 and driving elements such as the resistance of wiring board 1 circuit welding, electric capacity.Wiring board 1 can be metal substrate or pcb board, in the present embodiment, and metal substrate preferably.Here adopt the good aluminium base of heat-conducting effect, the light emitting diode 2 luminous heats that produce are promptly conducted on the aluminium base, be distributed to then in the outside air, slow down module and wear out.
As shown in Figure 1, a plastic shell 6 is sealed the upper surface of wiring board 1 and is formed half encapsulating structure all around, coats the part of described wiring board 1, electronic component (not shown) and power line 3.In the specific embodiment, plastic shell 6 the light of light emitting diode 2 take out face and fixing hole 1 above form corresponding light hole 7 and fixing hole 28 respectively.The shape of light hole 7 can be for trapezoidal, cylindrical or square, and in the present embodiment, light hole 7 is arranged to down trapezoidal cup-shaped, thereby controlled the lighting angle of light emitting diode 2, reduces the light source waste, uses light effect and reach best.Fixing hole 28 is communicated with fixing hole 1 on the wiring board 1 and forms a through hole, conveniently realizes installing and fixing of light source module.Described fixing hole 28 extends a part from the lower surface of wiring board 1, damaged line plate 1 when preventing to install and fix screw.
Simultaneously, the bottom of plastic shell 6 is provided with two corresponding pins 9 of through hole 4 shapes and position with wiring board 1, and described pin 9 is interspersed in the through hole 4, and extends a part from the lower surface of wiring board 1.The described pin part of extending is after hot pressing, and its cross-sectional area is greater than through hole 4, thereby forms fixedlying connected of plastic shell 6 and wiring board 1, and is simple in structure, easily manufactured.Described pin 9 is integrated injection moldings with plastic shell 6, and the material of plastic shell 6 is the PVC plastic material preferably.Please refer to Fig. 2 a, 2b simultaneously, Fig. 2 a, 2b illustrate the vertical view and the upward view of this led light source module respectively.
Therefore, a kind of led light source module that the utility model proposes, by adopting the half encapsulating structure design of wiring board and plastic shell, the pin of plastic shell bottom is interspersed in the through hole, extend a part from the lower surface of wiring board, extend the pin part after hot pressing, its cross-sectional area is greater than through hole, and the formation plastic shell is fixedlyed connected with wiring board, need not encapsulated epoxy resin, simple in structure, easily manufactured, improved the production efficiency of led light source module.Simultaneously, the installation that is designed to light source module of through hole has brought convenience, is beneficial to the led light source module and enlarges utilization; Light hole falls trapezoidal cup-shaped design on the plastic shell, has controlled the lighting angle of light emitting diode, reduces the light source waste, has improved the light utilization efficiency of led light source module.Adopt the embedding of epoxy resin large tracts of land compared to traditional led light source module, realize the way that wiring board is fixedlyed connected with shell, the utility model is fixedly connected by hot pressing mode, not only simplified the production procedure of light source module, and saved material, reduced the manufacturing cost of led light source module effectively.
As shown in Figure 3, this led light source module is identical with the led light source module basic structure shown in the foregoing description, difference is that plastic shell 6 is not to seal the upper surface of wiring board 1 and form half encapsulating structure all around, but only covers the upper surface of wiring board 1.
Embodiment 3
As shown in Figure 4, a plurality of led light source modules are connected in parallel, and form a light source module string.Wherein, all the structure with aforesaid any one led light source module is identical for each led light source module.In the present embodiment, the single led light source module of this light source module string is identical with the led light source module basic structure shown in first embodiment.
The specific embodiment of the above is a better embodiment of the present utility model, is not to limit concrete practical range of the present utility model with this, and scope of the present utility model comprises and is not limited to this specific embodiment.The equivalence variation that all shapes according to the utility model, structure are done all comprises in the protection domain of the present utility model.
Claims (15)
1. led light source module, comprise a wiring board and at least one installation light emitting diode in the circuit board, be welded with electronic component and power line on the wiring board, a plastic shell covers in the circuit board, it is characterized in that: described wiring board is offered at least two through holes; The bottom of plastic shell be provided with at least two with the corresponding pin of described shape of through holes and position; Described pin is interspersed in the through hole; Be interspersed in the through hole by pin between described plastic shell and the wiring board and fixedly connected.
2. led light source module according to claim 1, it is characterized in that, the described pin that is interspersed in the through hole extends a part from the lower surface of wiring board, and the cross-sectional area that extends the pin part is greater than through hole, forms fixedlying connected of plastic shell and wiring board.
3. led light source module according to claim 1 is characterized in that described plastic shell covers the upper surface of wiring board.
4. led light source module according to claim 1 is characterized in that, described plastic shell is sealed the upper surface of wiring board and formed half encapsulating structure all around.
5. led light source module according to claim 1 is characterized in that, described wiring board is a strip, is provided with the power line weld at the upper surface of wiring board, and power input line and power supply output line are welded on the position, two long limits of wiring board upper surface respectively.
6. led light source module according to claim 1 is characterized in that, cylindrical, the square or rhombus of being shaped as of the through hole of described wiring board.
7. led light source module according to claim 1, it is characterized in that, also have a fixing hole one on the described wiring board at least, described plastic shell is formed with corresponding fixing hole two above the fixing hole one of this wiring board, and fixing hole two is communicated with formation one through hole with fixing hole one.
8. led light source module according to claim 7 is characterized in that, cylindrical, the square or rhombus of being shaped as of described fixing hole one.
9. led light source module according to claim 7 is characterized in that, described fixing hole two extends a part from the lower surface of wiring board.
10. led light source module according to claim 1 is characterized in that, described wiring board is metal substrate or pcb board.
11. led light source module according to claim 1 is characterized in that described plastic shell forms a light hole at light emitting surface of light emitting diode.
12. led light source module according to claim 11 is characterized in that being shaped as of described light hole is trapezoidal, cylindrical or square.
13. led light source module according to claim 1 is characterized in that, described light emitting diode is white light LEDs or three primary colours all-colour LED.
14. led light source module according to claim 1 is characterized in that, described light emitting diode is the surface attaching type light emitting diode.
15. the light source module string according to the described led light source module of one of claim 1 to 14 is made is characterized in that plural described led light source module is connected in parallel.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205281969U CN201811048U (en) | 2010-09-14 | 2010-09-14 | Light-emitting diode (LED) light source module and light source module string |
| US12/975,445 US9303861B2 (en) | 2009-09-14 | 2010-12-22 | Light emitting diode light source modules |
| CA2726179A CA2726179C (en) | 2009-12-22 | 2010-12-22 | Light emitting diode light source modules |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205281969U CN201811048U (en) | 2010-09-14 | 2010-09-14 | Light-emitting diode (LED) light source module and light source module string |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201811048U true CN201811048U (en) | 2011-04-27 |
Family
ID=43893988
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205281969U Expired - Lifetime CN201811048U (en) | 2009-09-14 | 2010-09-14 | Light-emitting diode (LED) light source module and light source module string |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201811048U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013010359A1 (en) * | 2011-07-15 | 2013-01-24 | 上海嘉塘电子有限公司 | Self-heat-dissipating led modular structure and manufacturing method thereof |
| CN104964209A (en) * | 2015-07-08 | 2015-10-07 | 合肥美的电冰箱有限公司 | Indicator light module assembly and household appliance |
-
2010
- 2010-09-14 CN CN2010205281969U patent/CN201811048U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013010359A1 (en) * | 2011-07-15 | 2013-01-24 | 上海嘉塘电子有限公司 | Self-heat-dissipating led modular structure and manufacturing method thereof |
| CN104964209A (en) * | 2015-07-08 | 2015-10-07 | 合肥美的电冰箱有限公司 | Indicator light module assembly and household appliance |
| CN104964209B (en) * | 2015-07-08 | 2018-11-13 | 合肥美的电冰箱有限公司 | Indicating lamp module component and household electrical appliance |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA2726179C (en) | Light emitting diode light source modules | |
| CN101608764B (en) | LED illumination device | |
| CN101334155A (en) | High radiation led lamp radiating module | |
| CN201811048U (en) | Light-emitting diode (LED) light source module and light source module string | |
| CN201215303Y (en) | Radiating module of high heat radiation LED lamp | |
| CN102818173B (en) | LED (light-emitting diode) street lamp using lamp shell as mounting interface support structure | |
| CN202546319U (en) | LED (light emitting diode) bulb lamp | |
| CN2560818Y (en) | Combined LED bar-type lamp | |
| CN201606691U (en) | High-protection radiating light source module | |
| CN203218334U (en) | LED bulb lamp packaging structure | |
| CN203363874U (en) | COB (Chip On Board) packaged large light source street lamp | |
| CN202141020U (en) | Self-cooling LED (Light Emitting Diode) module structure | |
| CN102798007B (en) | LED (Light Emitting Diode) down lamp taking radiator as mounting interface | |
| CN201731349U (en) | High-power LED luminescent lamp | |
| CN201875508U (en) | LED (light-emitting diode) lamp with integrated power supply | |
| CN208474994U (en) | A kind of new construction LED injection mould group | |
| CN102818178B (en) | LED (Light-Emitting Diode) streetlamp utilizing lamp shell with heat radiator as mounting interface bracket structure | |
| CN202165899U (en) | Plastic sealed LED module lamp string | |
| CN201844225U (en) | LED (light emitting diode) lamp cap | |
| CN206130721U (en) | Ultrathin light -emitting diode (LED) panel light | |
| CN204756532U (en) | High performance LED photoelectricity engine module | |
| CN202868513U (en) | Novel light-emitting diode (LED) spotlight | |
| CN201034264Y (en) | Novel LED lamp string | |
| CN207990219U (en) | Modified LED module structure | |
| CN102818175B (en) | LED (light-emitting diode) road lamp adopting extruding radiator structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110427 |