CN202691714U - LED (Light-Emitting Diode) small bulb - Google Patents
LED (Light-Emitting Diode) small bulb Download PDFInfo
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- CN202691714U CN202691714U CN2012203716024U CN201220371602U CN202691714U CN 202691714 U CN202691714 U CN 202691714U CN 2012203716024 U CN2012203716024 U CN 2012203716024U CN 201220371602 U CN201220371602 U CN 201220371602U CN 202691714 U CN202691714 U CN 202691714U
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- radiator
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- lens
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Abstract
The utility model discloses an LED (Light-Emitting Diode) small bulb. The LED small bulb comprises a radiator with an opening at one end thereof, a substrate mounted with an LED chip, a PCB (Printed Circuit Board), a lampshade or lens, two first contact pins and two second contact pins, wherein one end of each first contact pin is respectively fixed with an input end of the PCB in a welding manner; the PCB is located in the heat radiator; the other end of each first contact pin respectively passes through the radiator in an insulating manner; each end of each second contact pin is respectively fixed with an output end of the PCB in the welding manner; the other end of each second contact pin is respectively fixed with an anode and a cathode of the substrate in the welding manner; and the lampshade or lens is fixed at the place where the opening of the radiator is located and wraps the substrate. After the structure mentioned above is adopted, the whole volume of the LED small bulb is not only enabled to be very small, but one step of directly welding the contact pins is adopted to replace multiple traditional steps such as fixing the contact pins, welding a lead and connecting the lead with the contact pins. Therefore, the LED small bulb, disclosed by the utility model, has the advantages of saving procedures, bringing about convenience to production, increasing production efficiency and the like.
Description
Technical field
The utility model relates to a kind of LED miniature bulb, particularly relates to a kind of volume LED miniature bulb little, easy to process.
Background technology
At present, the LED miniature bulb of prior art generally comprises the radiator that an end is provided with opening, the substrate that led chip is housed, is used for pcb board, lampshade or lens, two first contact pins, two second contact pins and some wires of power drives; Wherein, substrate and pcb board are loaded on respectively in the radiator, and lampshade or lens adhere to the opening part of radiator, and substrate is wrapped up; Two first contact pins are individually fixed in radiator, and wherein each end of two wires is welded and fixed with the input of pcb board, each other end of these two wires and be fixed in the first contact pin of two on the radiator and be connected and fixed; The mounting means of two second contact pins and two first contact pins are similar, and namely two second contact pins are fixed in first respectively on the substrate, adopt wire to be connected with pcb board again.Obviously, this LED miniature bulb of prior art, there is following weak point in it: the volume of radiator needs enough large, to be large enough to hold above-mentioned all parts, causes the volume of whole LED miniature bulb larger; The installation procedure of two first contact pins and two second contact pins is all comparatively loaded down with trivial details, is unfavorable for enhancing productivity.
The utility model content
The purpose of this utility model is to overcome the deficiency of prior art, and the LED miniature bulb that a kind of volume is little, convenient for production, can enhance productivity is provided.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of LED miniature bulb comprises the radiator of an end opening, the substrate that led chip is housed, pcb board, lampshade or lens, two first contact pins and two second contact pins; Each end of two first contact pins is welded and fixed with the input of pcb board respectively, and this PCB is positioned at radiator, and each other end of two first contact pins insulate respectively and passes radiator; Each end of two second contact pins is welded and fixed with the output of pcb board respectively, and each other end of two second contact pins is welded and fixed with positive pole and the negative pole of substrate respectively; Lampshade or lens are fixed in the opening part of radiator, and substrate is wrapped up.
Described lens comprise the inner surface that is used to form plane of light incidence and are used to form the outer surface of beam projecting face, outer surface comprises outer end face and is used for making light that the annular cambered surface of refraction occurs, is recessed in the outer end face be used to making light that the globoidal structure of refraction or total reflection occur.
The inner surface of described lens comprises ring wall surface and inner top surface, and inner top surface is recessed arc surfaced.
The opening inboard of described radiator is provided with a ring-shaped step, and described substrate adheres to this ring-shaped step.
Described radiator is metalwork, also comprises an insulating part, and the other end of described radiator has two through hole, and insulating part comprises insulating trip and be located at two insulation sleeves of insulating trip bottom that insulating trip is run through respectively in the inner end of each insulation sleeve; Insulating trip places the other end of described radiator inboard, and two insulation sleeves are socketed on respectively in the two through hole of described radiator; Each other end of described two first contact pins passes described radiator by insulating trip, corresponding insulation sleeve respectively successively.
Described radiator is ceramic member or insulated plastic materials and parts; Each other end of described two first contact pins directly passes respectively the other end of described radiator.
Described substrate is wherein a kind of in aluminium base, copper base, the PCB substrate.
Compare with the LED miniature bulb of prior art, the beneficial effects of the utility model are:
1, owing to makes two first contact pins directly be welded on the pcb board, and insulation passes radiator, two second contact pins directly are welded between pcb board and the substrate, so that the utility model has not only therefrom been saved for the space that holds wire, make overall volume can do littlely, and adopt directly that a step of welding contact pin replaces a plurality of steps such as fixing plug pin, welding lead, connection wire and contact pin, have the operation of saving, convenient characteristics such as produce, can enhance productivity;
2, when the opening part of radiator adopts lens to wrap up, lens are used to form in the outer end face of outer surface of beam projecting face and are recessed into globoidal structure, refraction or total reflection can occur through being somebody's turn to do outer end face in the light that led chip is sent, thereby make light can point to the whole angular region of 360 degree, and then make whole light-emitting area bright dazzling, therefrom play better the effect of ornament lamp;
3, owing to the utility model substrate is adhered on the radiator, substrate is directly contacted and can be directly the heat transferred radiator with radiator, and pass through radiator fast to external diffusion, the heat of avoiding substrate to produce needs first, and conduction downwards passes to radiator again, therefrom reduce thermal resistance, significantly improve the radiating effect of whole lamp.
Below in conjunction with drawings and Examples the utility model is described in further detail; But a kind of LED miniature bulb of the present utility model is not limited to embodiment.
Description of drawings
Fig. 1 is front view of the present utility model;
Fig. 2 is top view of the present utility model;
Fig. 3 is A-A profile of the present utility model among Fig. 2;
Fig. 4 is B-B profile of the present utility model among Fig. 2;
Fig. 5 is that the light of lens of the present utility model moves towards schematic diagram.
The specific embodiment
Embodiment sees also Fig. 1-shown in Figure 4, and a kind of LED miniature bulb of the present utility model comprises the radiator 1 of an end opening, the substrate 2 that led chip is housed, pcb board 3, lens 4, two first contact pins 5 and two second contact pins 6; Each end of two first contact pins 5 is welded and fixed with the input of pcb board 3 after the bending respectively, and each other end that this pcb board 3 is positioned at radiator 1, two first contact pin 5 insulate respectively and passes radiator 1; Each end of two second contact pins 6 is welded and fixed with the output of pcb board 3 after the bending respectively, and each other end of two second contact pins 6 is welded and fixed with positive pole and the negative pole of substrate 2 respectively; Lens 4 adhere to the opening part of radiator 1, and substrate 2 is wrapped up.
As a kind of preferred, said lens 4 comprises the inner surface that is used to form plane of light incidence and is used to form the outer surface of beam projecting face; Wherein, outer surface comprises outer end face 41 and is used for making light that the annular cambered surface 42 of refraction occurs, and is recessed in the outer end face 41 be used to making light that the globoidal structure of refraction or total reflection occur; Inner surface comprises ring wall surface 44 and inner top surface 43, and inner top surface 43 is recessed arc surfaced.As shown in Figure 5, dotted line represents light among Fig. 5, after light is launched by light source (being the led chip on the aforesaid substrate 2), refraction occurs and enters lens inside in the inner surface through lens 4, and in the outer surface outgoing of lens 4, at this moment, because the light emission angle is different, and the outer end face 41 of lens outer surface is the globoidal structure of indent, so that a part of light directly reflects through the annular cambered surface 42 of lens, launch through the annular cambered surface 42 of lens the more first lens inside of turning back after the outer end face 41 generation total reflections of lens of part light, and remaining light then directly reflects through the outer end face 41 of lens.So, the light that light source sends can point to the whole angular region of 360 degree basically, makes whole light-emitting area bright dazzling, thereby makes the LED miniature bulb play better the effect of ornament lamp.
As a kind of preferred, the utility model is in the opening inboard of radiator 1 ring-shaped step to be set, make substrate 2 directly adhere to this ring-shaped step, so, the heat that led chip work on the substrate 2 is produced directly is passed to radiator 1 by substrate edges, pass through again radiator 1 rapidly to external diffusion, replacing tradition with this makes the heat of the led chip work generation on the substrate sink first to being passed to the radiating mode of radiator the radiating effect that is conducive to reduce thermal resistance and improves the LED miniature bulb again.
Above-mentioned radiator 1 is metalwork, this this practicality is comprised that also one is used for making above-mentioned two first contact pins insulation to pass the insulating part of radiator: the other end of above-mentioned radiator has two through hole, insulating part comprises that insulating trip 7 and one be located at two insulation sleeves 8 of insulating trip 7 bottoms, and insulating trip 7 is run through respectively in the inner end of each insulation sleeve 8 (inner end refers to that insulation sleeve is positioned at an end of radiator inboard); Insulating trip 7 places the other end of radiator 1 inboard, and this can support above-mentioned pcb board 3 on the one hand, can insulate to pcb board 3 and radiator 1 on the other hand; Two insulation sleeves 8 are socketed on respectively in the two through hole of radiator 1, and so, each other end of two first contact pins 5 can pass radiator 1 by insulating trip 7, corresponding insulation sleeve 8 respectively successively, reaches the insulation purpose with this.Certainly, if above-mentioned radiator 1 itself namely has the effect of insulation, for example, above-mentioned radiator 1 is ceramic member or insulated plastic materials and parts; The other end that then only need make each other ends of two first contact pins 5 directly pass respectively radiator 1 can reach the insulation purpose.
A kind of LED miniature bulb of the present utility model, it makes two first contact pins directly be welded on the pcb board, and insulation passes radiator, two second contact pins directly are welded between pcb board and the substrate, therefrom not only saved for the space that holds wire, make overall volume do very littlely, and adopt directly that a step of welding contact pin replaces a plurality of steps such as traditional fixing plug pin, welding lead, connection wire and contact pin, the characteristics such as have the operation of saving, conveniently produce, help to enhance productivity.
A kind of LED miniature bulb of the present utility model, it also can adopt lampshade to replace said lens.
Above-described embodiment only is used for further specifying a kind of LED miniature bulb of the present utility model; but the utility model is not limited to embodiment; every foundation technical spirit of the present utility model all falls in the protection domain of technical solutions of the utility model any simple modification, equivalent variations and modification that above embodiment does.
Claims (7)
1. a LED miniature bulb comprises the radiator of an end opening, the substrate that led chip is housed, pcb board, lampshade or lens, two first contact pins and two second contact pins; It is characterized in that: each end of two first contact pins is welded and fixed with the input of pcb board respectively, and this PCB is positioned at radiator, and each other end of two first contact pins insulate respectively and passes radiator; Each end of two second contact pins is welded and fixed with the output of pcb board respectively, and each other end of two second contact pins is welded and fixed with positive pole and the negative pole of substrate respectively; Lampshade or lens are fixed in the opening part of radiator, and substrate is wrapped up.
2. LED miniature bulb according to claim 1, it is characterized in that: described lens comprise the inner surface that is used to form plane of light incidence and are used to form the outer surface of beam projecting face, outer surface comprises outer end face and is used for making light that the annular cambered surface of refraction occurs, is recessed in the outer end face be used to making light that the globoidal structure of refraction or total reflection occur.
3. LED miniature bulb according to claim 2, it is characterized in that: the inner surface of described lens comprises ring wall surface and inner top surface, inner top surface is recessed arc surfaced.
4. LED miniature bulb according to claim 1, it is characterized in that: the opening inboard of described radiator is provided with a ring-shaped step, and described substrate adheres to this ring-shaped step.
5. LED miniature bulb according to claim 1, it is characterized in that: described radiator is metalwork, also comprises an insulating part, and the other end of described radiator has two through hole, insulating part comprises insulating trip and is located at two insulation sleeves of insulating trip bottom that insulating trip is run through respectively in the inner end of each insulation sleeve; Insulating trip places the other end of described radiator inboard, and two insulation sleeves are socketed on respectively in the two through hole of described radiator; Each other end of described two first contact pins passes described radiator by insulating trip, corresponding insulation sleeve respectively successively.
6. LED miniature bulb according to claim 1, it is characterized in that: described radiator is ceramic member or insulated plastic materials and parts; Each other end of described two first contact pins directly passes respectively the other end of described radiator.
7. it is characterized in that according to claim 1 or 4 described LED miniature bulbs: described substrate is wherein a kind of in aluminium base, copper base, the PCB substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203716024U CN202691714U (en) | 2012-07-27 | 2012-07-27 | LED (Light-Emitting Diode) small bulb |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203716024U CN202691714U (en) | 2012-07-27 | 2012-07-27 | LED (Light-Emitting Diode) small bulb |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202691714U true CN202691714U (en) | 2013-01-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012203716024U Expired - Fee Related CN202691714U (en) | 2012-07-27 | 2012-07-27 | LED (Light-Emitting Diode) small bulb |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202691714U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104315370A (en) * | 2014-09-25 | 2015-01-28 | 浙江天时光电科技有限公司 | Explosion-proof LED (light-emitting diode) daylight lamp and manufacturing process |
| CN106322191A (en) * | 2016-08-31 | 2017-01-11 | 广东酷柏光电股份有限公司 | LED lamp band having remote control function |
| CN106322189A (en) * | 2016-08-31 | 2017-01-11 | 广东酷柏光电股份有限公司 | Flexible LED lamp band |
| CN106322190A (en) * | 2016-08-31 | 2017-01-11 | 广东酷柏光电股份有限公司 | Flexible LED lamp strip |
| CN106322192A (en) * | 2016-08-31 | 2017-01-11 | 广东酷柏光电股份有限公司 | LED lamp strip |
| CN106369381A (en) * | 2016-08-31 | 2017-02-01 | 广东酷柏光电股份有限公司 | LED lamp strip |
-
2012
- 2012-07-27 CN CN2012203716024U patent/CN202691714U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104315370A (en) * | 2014-09-25 | 2015-01-28 | 浙江天时光电科技有限公司 | Explosion-proof LED (light-emitting diode) daylight lamp and manufacturing process |
| CN106322191A (en) * | 2016-08-31 | 2017-01-11 | 广东酷柏光电股份有限公司 | LED lamp band having remote control function |
| CN106322189A (en) * | 2016-08-31 | 2017-01-11 | 广东酷柏光电股份有限公司 | Flexible LED lamp band |
| CN106322190A (en) * | 2016-08-31 | 2017-01-11 | 广东酷柏光电股份有限公司 | Flexible LED lamp strip |
| CN106322192A (en) * | 2016-08-31 | 2017-01-11 | 广东酷柏光电股份有限公司 | LED lamp strip |
| CN106369381A (en) * | 2016-08-31 | 2017-02-01 | 广东酷柏光电股份有限公司 | LED lamp strip |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: XIAMEN BYMEA LIGHTING CO., LTD. Free format text: FORMER NAME: XIAMEN BYMEA LIGHTING LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: Xiamen Gaoqi Industrial Park Road North Lake District of Xiamen City, Fujian province 361000 No. 195 building two floor E Patentee after: XIAMEN BYMEA LIGHTING Inc. Address before: Xiamen Gaoqi Industrial Park Road North Lake District of Xiamen City, Fujian province 361000 No. 195 building two floor E Patentee before: XIAMEN BYMEA LIGHTING Co.,Ltd. |
|
| 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: 20130123 Termination date: 20210727 |