CN202678398U - Novel surface mount type LED (light emitting diode) bracket - Google Patents
Novel surface mount type LED (light emitting diode) bracket Download PDFInfo
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- CN202678398U CN202678398U CN 201220083296 CN201220083296U CN202678398U CN 202678398 U CN202678398 U CN 202678398U CN 201220083296 CN201220083296 CN 201220083296 CN 201220083296 U CN201220083296 U CN 201220083296U CN 202678398 U CN202678398 U CN 202678398U
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- surface mount
- mount type
- type led
- novel surface
- reflector
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Abstract
The utility model belongs to the technical field of LED (light emitting diode) and particularly discloses a novel surface mount type LED bracket. The novel surface mount type LED bracket comprises a plurality of accommodating units for installing LED chips, wherein the accommodating unit comprises a first plastic shell, a second plastic shell, and a hardware frame wrapped between the first plastic shell and the second plastic shell; the first plastic shell is internally provided with a reflective cup, and the side wall of the reflective cup is provided with a first step and a second step; and the thickness of the first plastic shell is 0.35-0.45mm. The novel surface mount type LED bracket increases the reflection area by increasing the step, and shortens the light emitting path by reducing the thickness of the reflective cup, thereby enabling the luminous efficiency and luminous effects of the LED chips to be improved further.
Description
Technical field
The utility model belongs to the LED technical field, is specifically related to a kind of Novel surface mount type LED bracket.
Background technology
Light-emitting diode (LED) is to be the solid state device of light with electric energy conversion.Increasingly mature along with the fast development of semiconductor technology and application technology, LED is widely used in various indications as a kind of novel energy-conserving and environment-protective light source, shows, decorates backlight, the fields such as general lighting and industrial lighting.
At present, led chip generally all is mounted in each accomodating unit of insulating support main body.
As illustrated in fig. 1 and 2, its accomodating unit comprise the first plastic casing 1, the second plastic casing 2 and be wrapped in the first plastic casing 1 and the second plastic casing 2 between five metals framework 3.Wherein, the first plastic casing 1, its integral body is cuboid, in the first plastic casing inside the cavity that one upper surface open is large, bottom opening is little is arranged, and this cavity is again reflector; Linearly transition of the sidewall of this reflector (as shown in Figure 2), this kind structure are unfavorable for being installed in LED bright dipping wherein, cause LED to be difficult to present good illumination effect.Simultaneously, the thickness of the first plastic casing 1 is usually in 0.8 millimeter or greater than 0.8 millimeter, and the blocked up circuit of LED bright dipping that will make of the thickness of reflector is long, further affects luminous efficiency.
The utility model content
In order to address the above problem, the purpose of this utility model is to provide a kind of Novel surface mount type LED bracket, and the luminous efficiency and the effect that are installed in led chip wherein all can further be promoted.
For achieving the above object, technical scheme that the utility model adopts is as follows:
A kind of Novel surface mount type LED bracket, the accomodating unit that comprises a plurality of installation led chips, described accomodating unit comprises the first plastic casing, the second plastic casing and is wrapped in five metals framework between described the first plastic casing and the second plastic casing, in described the first plastic casing, be provided with a reflector, sidewall at described reflector is provided with first step and second step, and the degree of depth of described reflector is the 0.35-0.45 millimeter.
In the described Novel surface mount type LED bracket, the upper surface of its first step is 0.12 ± 0.05 millimeter to the height of the bottom of described reflector, and the first slope that described first step is relative and the angle between the second slope are 20 ± 5 degree.
Further preferred, the upper surface of described first step is 0.12 millimeter to the height of the bottom of described reflector, and the first slope that described first step is relative and the angle between the second slope are 20 degree.
In the described Novel surface mount type LED bracket, its second step is the 0.05-0.1 millimeter to the distance from top of described reflector, and the 3rd slope that described second step is relative and the angle between the 4th slope are 91 ± 5 degree.
Further preferred, described second step is 0.05 millimeter to the distance from top of described reflector, and the 3rd slope (121) that described second step (12) is relative and the angle between the 4th slope (122) are 91 degree.
In the described Novel surface mount type LED bracket, the upper end open of its reflector is rounded, and its radius is 2.4 ± 0.05 millimeters.
Further preferred, the radius of the upper end open of described reflector is 2.4 millimeters.
In the described Novel surface mount type LED bracket, the upper end open integral body of its reflector is square, establishes rounding at described foursquare four jiaos, and its length of side is 2.4 ± 0.05 millimeters.
Further preferred, the length of side of the upper end open of described reflector is 2.4 millimeters.
Further preferred, in order to improve the bond strength between plastic casing and the five metals framework, improve the resistance to overturning of LED product, and so that the humidity resistance of product is better, be provided with the V-type groove at the two ends of described five metals framework, offer U-shaped otch at the edge, middle part of described five metals framework.
The utility model arranges two steps at the sidewall of reflector, and being equivalent to has increased by two planes of reflection at existing reflector skew wall, thereby has improved the reflective efficient of reflector, certainly just can improve the luminous efficiency of the led chip that is placed therein.The utility model has also dwindled the degree of depth of reflector about half, thereby has shortened the optical path length that of led chip, has further promoted the light efficiency of led chip.Therefore, the utility model is all being had been further upgraded aspect luminous efficiency and the illumination effect.
Description of drawings
The picture that this description of drawings provides is used for auxiliary to further understanding of the present utility model, consists of the application's a part, does not consist of to improper restriction of the present utility model, in the accompanying drawings:
Fig. 1 is the front view of one of them accomodating unit of existing Novel surface mount type LED bracket;
Fig. 2 is that the A-A of Fig. 1 is to cutaway view;
Fig. 3 is the front view of the accomodating unit of embodiment 1;
Fig. 4 is that the A-A of Fig. 3 is to cutaway view;
Fig. 5 is the front view of the accomodating unit of embodiment 2;
Fig. 6 is the perspective view of the utility model five metals framework;
Fig. 7 is the overall structure schematic diagram of embodiment 1.
Embodiment
Describe the utility model in detail below in conjunction with accompanying drawing and specific implementation method, be used for explaining the utility model in schematic enforcement of the present utility model and explanation, but not as to restriction of the present utility model.
Embodiment 1:
As shown in Figure 7, the utility model discloses a kind of Novel surface mount type LED bracket, consisted of by a plurality of identical accomodating units.Shown in Fig. 3 and 4, its accomodating unit comprise the first plastic casing 1, the second plastic casing 2 and be wrapped in the first plastic casing 1 and the second plastic casing 2 between five metals framework 3, be provided with equally a reflector the first plastic casing 1 is interior, this reflector is the cavity that upper surface open is large, bottom opening is little.
As shown in Figure 3, the upper end open of described reflector is rounded, and its radius is 2.4 ± 0.05 millimeters, selects through overtesting that can to get its radius optimum value be 2.4 millimeters.
As shown in Figure 4, for the reflector efficiency that improves, be provided with first step 11 and second step 12 at the sidewall of reflector; In order to shorten the light path that goes out of the LED that is installed in wherein, the degree of depth of reflector is reduced into the 0.35-0.45 millimeter.
As shown in Figure 4, the upper surface of first step 11 is to the height H of the bottom of reflector
1Be 0.12 ± 0.05 millimeter, first step 11 relative the first slope 111 and the angles between the second slope 112 are 20 ± 5 degree.Further preferred through great many of experiments: the upper surface of first step 11 is 0.12 millimeter to the height of the bottom of reflector, and first step 11 relative the first slope 111 and the angles between the second slope 112 are 20 degree.
As shown in Figure 4, second step 12 is to the distance from top H of reflector
2Be the 0.05-0.1 millimeter, second step 12 relative the 3rd slope 121 and the angles between the 4th slope 122 are 91 ± 5 degree.Further preferred through great many of experiments: second step 12 is 0.05 millimeter to the distance from top of described reflector, and second step 12 relative the 3rd slope 121 and the angles between the 4th slope 122 are 91 degree.
As shown in Figure 6, in order to improve the bond strength between plastic casing and the five metals framework, improve the resistance to overturning of LED product, and so that the humidity resistance of product is better, be provided with V-type groove 31 at the two ends of five metals framework 3, offer U-shaped otch 32 at the edge, middle part of five metals framework 3.
After in the reflector that led chip is installed to the first plastic casing, need with fluid sealant led chip to be fixed therein.Because existing standoff reflector inwall is a slope, some glue amount is not easy control, very few, the too much or excessive glue phenomenon of fluid sealant easily occurs, will directly affect the illumination effect of LED.As shown in Figure 4, the present embodiment just between the upper surface of the upper surface of second step 12 and the first plastic casing 1 self-assembling formation a concave station, determined a rational concave station depth H by scrutinizing of applicant
2(0.05-0.1 millimeter) as long as control fluid sealant consumption is no more than its upper surface in concave station, is not less than its lower surface and gets final product, and further facilitates operation and improves quality of finished.
Embodiment 2:
The present embodiment is from the different of embodiment: the opening shape of reflector is different.
As shown in Figure 5, the upper end open integral body of reflector is square, establishes rounding at foursquare four jiaos, and its length of side is 2.4 ± 0.05 millimeters, selects through overtesting that can to get its length of side optimum value be 2.4 millimeters.
Therefore, the utility model improves the overall performance of LED product by the integrality of improving the led support structure and the size that adopts thin/low section.Be stepped structure by the sidewall design with reflector, in order to increase the area of light reflection, change the reflecting angle of light, thereby be more conducive to the light bright dipping in the reflector, improved the illumination effect of LED; Simultaneously, the package cavity of design of thin/low cross dimensions can improve the illumination effect of LED, simultaneously, thinner cavity when encapsulation in the cavity required filling with sealant can reduce, can reduce production costs.
The above technical scheme that the utility model embodiment is provided is described in detail, used specific case herein principle and the execution mode of the utility model embodiment are set forth, the explanation of above embodiment is only applicable to help to understand the principle of the utility model embodiment; Simultaneously, for one of ordinary skill in the art, according to the utility model embodiment, all will change on embodiment and range of application, in sum, this description should not be construed as restriction of the present utility model.
Claims (10)
1. Novel surface mount type LED bracket, the accomodating unit that comprises a plurality of installation led chips, described accomodating unit comprise the first plastic casing (1), the second plastic casing (2) and be wrapped in described the first plastic casing (1) and the second plastic casing (2) between five metals framework (3), in described the first plastic casing (1), be provided with a reflector, it is characterized in that:
Sidewall at described reflector is provided with first step (11) and second step (12);
The degree of depth of described reflector is the 0.35-0.45 millimeter.
2. Novel surface mount type LED bracket according to claim 1 is characterized in that:
The upper surface of described first step (11) is 0.12 ± 0.05 millimeter to the height of the bottom of described reflector;
The first slope (111) that described first step (11) is relative and the angle between the second slope (112) are 20 ± 5 degree.
3. Novel surface mount type LED bracket according to claim 2 is characterized in that:
The upper surface of described first step (11) is 0.12 millimeter to the height of the bottom of described reflector;
The first slope (111) that described first step (11) is relative and the angle between the second slope (112) are 20 degree.
4. Novel surface mount type LED bracket according to claim 1 is characterized in that:
Described second step (12) is the 0.05-0.1 millimeter to the distance from top of described reflector;
The 3rd slope (121) that described second step (12) is relative and the angle between the 4th slope (122) are 91 ± 5 degree.
5. Novel surface mount type LED bracket according to claim 4 is characterized in that:
Described second step (12) is 0.05 millimeter to the distance from top of described reflector;
The 3rd slope (121) that described second step (12) is relative and the angle between the 4th slope (122) are 91 degree.
6. Novel surface mount type LED bracket according to claim 1 is characterized in that:
The upper end open of described reflector is rounded, and its radius is 2.4 ± 0.05 millimeters.
7. Novel surface mount type LED bracket according to claim 6 is characterized in that:
The radius of the upper end open of described reflector is 2.4 millimeters.
8. Novel surface mount type LED bracket according to claim 1 is characterized in that:
The upper end open integral body of described reflector is square, establishes rounding at described foursquare four jiaos, and its length of side is 2.4 ± 0.05 millimeters.
9. Novel surface mount type LED bracket according to claim 8 is characterized in that:
The length of side of the upper end open of described reflector is 2.4 millimeters.
10. Novel surface mount type LED bracket according to claim 1 is characterized in that:
Be provided with V-type groove (31) at the two ends of described five metals framework (3);
Offer U-shaped otch (32) at the edge, middle part of described five metals framework (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220083296 CN202678398U (en) | 2012-03-07 | 2012-03-07 | Novel surface mount type LED (light emitting diode) bracket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220083296 CN202678398U (en) | 2012-03-07 | 2012-03-07 | Novel surface mount type LED (light emitting diode) bracket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202678398U true CN202678398U (en) | 2013-01-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220083296 Expired - Fee Related CN202678398U (en) | 2012-03-07 | 2012-03-07 | Novel surface mount type LED (light emitting diode) bracket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202678398U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108119833A (en) * | 2018-02-01 | 2018-06-05 | 陈广明 | Special lamp cup for ultra-thin lamp |
-
2012
- 2012-03-07 CN CN 201220083296 patent/CN202678398U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108119833A (en) * | 2018-02-01 | 2018-06-05 | 陈广明 | Special lamp cup for ultra-thin 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 |
Granted publication date: 20130116 Termination date: 20160307 |
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| CF01 | Termination of patent right due to non-payment of annual fee |