CN102588755A - Light-emitting diode (LED) bulb lamp - Google Patents

Light-emitting diode (LED) bulb lamp Download PDF

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Publication number
CN102588755A
CN102588755A CN2011100047964A CN201110004796A CN102588755A CN 102588755 A CN102588755 A CN 102588755A CN 2011100047964 A CN2011100047964 A CN 2011100047964A CN 201110004796 A CN201110004796 A CN 201110004796A CN 102588755 A CN102588755 A CN 102588755A
Authority
CN
China
Prior art keywords
lamp
bulb lamp
led bulb
led
light source
Prior art date
Application number
CN2011100047964A
Other languages
Chinese (zh)
Inventor
邓子长
Original Assignee
深圳市长方半导体照明股份有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 深圳市长方半导体照明股份有限公司 filed Critical 深圳市长方半导体照明股份有限公司
Priority to CN2011100047964A priority Critical patent/CN102588755A/en
Publication of CN102588755A publication Critical patent/CN102588755A/en

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Abstract

The invention is applied to the field of bulb lamps and provides a light-emitting diode (LED) bulb lamp. The LED bulb lamp comprises a spherical lamp shade, an LED light source, a radiator, a lamp holder and a conducting lamp cap which are connected in sequence. The upper end of the radiator is provided with a baffle, a substrate is fixedly installed on the baffle, the LED light source is an alternating-current LED light source and is welded to the substrate, and the substrate is further provided with a chip resistor. A traditional direct-current LED light source is replaced by the alternating-current LED light source, a mains supply can be directly connected to the LED bulb lamp, an alternating current-direct current (AC-DC) converter is omitted, the cost and the weight of the LED bulb lamp are reduced, the number of components is reduced, and the structure is simple. Simultaneously, the chip resistor is arranged in a matching mode and can have the current-limiting effects so as to avoid severe attenuation caused by too high working current of an LED, the service life of the LED bulb lamp is prolonged, and the reliability of the LED bulb lamp is improved.

Description

A kind of LED bulb lamp
Technical field
The invention belongs to the bulb lamp field, relate in particular to a kind of LED bulb lamp.
Background technology
At present, what common LED bulb lamp adopted is the direct-current LED light source, and its mode of operation mainly concentrates on low-voltage and the Constant Direct Current of 3V-3.6V.Owing to be mostly Alternating Current Power Supply in the life; Therefore common LED bulb lamp also need dispose an AC-DC converter as driving power; Generally there is the loss of 15-30% in the AC-DC converter in transfer process, and has increased the complexity of cost, weight and the structure of LED lighting, and baroque driving power temperature influence is bigger; Influence the life-span and the reliability of LED bulb lamp, most LED bulb lamp can be died of old age because of driving power whole lamp was lost efficacy.In addition, the structural design of most driving powers is reasonable inadequately, and PFC is lower than 80%, and the Gao Rong that it caused, induction reactance electric current disturb the operation of electrical network in extensive illuminator; And driving power is made up of numerous miniaturized components, and driving power places again in the LED bulb lamp, has restricted the miniaturization of LED bulb lamp greatly, makes LED bulb lamp size greater than conventional light source.
In sum, therefore common LED bulb lamp in the prior art must dispose an AC-DC converter owing to adopt the direct-current LED light source, has increased the complexity of cost, weight and the structure of LED bulb lamp, and has influenced the service life of LED bulb lamp.
Summary of the invention
The purpose of the embodiment of the invention is to provide a kind of LED bulb lamp; Be intended to solve LED bulb lamp common in the prior art owing to adopt the direct-current LED light source; Therefore must dispose an AC-DC converter; Increase the complexity of cost, weight and the structure of LED bulb lamp, and influenced the problem in the service life of LED bulb lamp.
The embodiment of the invention is to realize like this; A kind of LED bulb lamp comprises: the sphere lampshade that connects successively, led light source, radiator, lamp socket and conduction lamp holder, and said radiator upper end is provided with baffle plate; Be fixed with substrate on the said baffle plate; Said led light source is an alternating current LED light source, is welded on the substrate, also is provided with Chip-R on the said substrate.
The embodiment of the invention compared with prior art, beneficial effect is: substitute traditional direct-current LED light source through adopting alternating current LED light source, can directly insert civil power; And saved the AC-DC converter, and therefore reduced the cost and the weight of LED bulb lamp, reduced the quantity, simple in structure of components and parts; Simultaneously, adopt Chip-R to be equipped with, can play metering function; Avoiding the too high and serious phenomenon of decay that cause of LED operating current, thereby improve LED bulb lamp life-span and reliability.
Description of drawings
Fig. 1 is the structural representation of the LED bulb lamp that provides of the embodiment of the invention;
Fig. 2 is the circuit theory sketch map of the LED bulb lamp that provides of the embodiment of the invention.
The specific embodiment
In order to make the object of the invention, technical scheme and advantage clearer,, the present invention is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
The embodiment that the embodiment of the invention provides is following:
A kind of LED bulb lamp; Comprise: the sphere lampshade that connects successively, led light source, radiator, lamp socket and conduction lamp holder; Said radiator upper end is provided with baffle plate, is fixed with substrate on the said baffle plate, and said led light source is an alternating current LED light source; Be welded on the substrate, also be provided with Chip-R on the said substrate.
In the embodiment of the invention, substitute traditional direct-current LED light source, can directly insert civil power through adopting alternating current LED light source; And saved the AC-DC converter, and therefore reduced the cost and the weight of LED bulb lamp, reduced the quantity, simple in structure of components and parts; Simultaneously, adopt Chip-R to be equipped with, can play metering function; Avoiding the too high and serious phenomenon of decay that cause of LED operating current, thereby improve LED bulb lamp life-span and reliability.
Below in conjunction with specific embodiment realization of the present invention is described in detail:
See also Fig. 1; The embodiment of the invention provides a kind of LED bulb lamp; Comprise: the sphere lampshade 11 that connects successively, radiator 16, lamp socket 17 and conduction lamp holder 18; Radiator 16 upper ends are provided with baffle plate 161, are fixed with substrate 13 on the baffle plate 161, are welded with alternating current LED light source 12 and Chip-R 14 on the substrate 13.
In embodiments of the present invention, alternating current LED light source 12 can directly insert civil power (AC) 220V.
The LED bulb lamp of the embodiment of the invention substitutes traditional direct-current LED light source through adopting alternating current LED light source 12, can directly insert civil power, and save the AC-DC converter, has therefore reduced the cost and the weight of LED bulb lamp; Simultaneously owing to saved the AC-DC converter, also correspondingly reduced one and influence the LED bulb lamp key factor in service life, so reduced components and parts quantity, simple in structure, the life-span is long, reliability is high.As shown in Figure 2; The LED bulb lamp of the embodiment of the invention can directly insert civil power AC220V, through adopting Chip-R 14, can play metering function; Avoid the too high and serious phenomenon that causes decaying of LED bulb lamp operating current, thereby improve LED bulb lamp life-span and reliability.
In embodiments of the present invention, sphere lampshade 11 and radiator 16 are through glue or be threaded, and radiator 16 lower ends are provided with draw-in groove, cooperates with buckle 171 that lamp socket 17 upper ends are provided with to be fastened, lamp socket 17 with conduct electricity lamp holder 18 and be threaded.
In embodiments of the present invention, sphere lampshade 11 is specially hemisphere face, and light-emitting area is bigger, and material specifically can adopt the PC plastics, and light efficiency evenly, free from glare, light transmittance reach more than 90%.
In embodiments of the present invention, be provided with heat conductive insulating double faced adhesive tape 15 between substrate 13 and the baffle plate 161, be used for fixing connection baffle plate 161 and substrate 13.Substrate 13 is specially the heat-conductivity conducting aluminium base, and alternating current LED light source 12 and Chip-R 14 specifically can be fixed on the substrate 13 through welding manner.
Heat conductive insulating double faced adhesive tape 15 is specially heat-conducting silicone grease; Its thermal conductivity factor can reach 1.0-3.0W/M.K; Bonding force is 1.7Kg/inch, and proof voltage can reach more than the 3750V/mm, possesses heat-conducting effect and strong voltage endurance capability preferably; And through heat conductive insulating double faced adhesive tape 15 fixed connection baffle plates 161 and substrate 13, it is easier to compare traditional screw fixed form.
In embodiments of the present invention, radiator 16 specifically can adopt ADC12 aluminium through casting forming, and the surface is covered with the black boron carbide layer, thereby possesses superior heat radiation and heat-radiating properties.In embodiments of the present invention, radiator 16 and upper end thereof baffle plate 161 that is provided with and the draw-in groove that the lower end is provided with can be one-body molded.
In embodiments of the present invention, also be provided with reinforcement on the radiator 16.Reinforcement can be set to vertically, laterally, intersection, direction such as circumferential, can make radiator 16 more not yielding through reinforcement is set, firmer.
In embodiments of the present invention, conduction lamp holder 18 is specially the conductive copper lamp holder, and radiating effect is better, specifically can be processed by copper nickel plating and filter glass.
In embodiments of the present invention, lamp socket 17 specifically can adopt plastic lamp holder, is easy to processing, can adopt injection mo(u)lding.
In embodiments of the present invention, the LED bulb lamp also comprises power line 19, is respectively arranged with the hole that is used to pass power line 19 on substrate 13, heat conductive insulating double faced adhesive tape 15, baffle plate 161, radiator 16 and the lamp socket 17.
The above is merely preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of within spirit of the present invention and principle, being done, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.

Claims (10)

1. LED bulb lamp; Comprise: the sphere lampshade that connects successively, led light source, radiator, lamp socket and conduction lamp holder is characterized in that said radiator upper end is provided with baffle plate; Be fixed with substrate on the said baffle plate; Said led light source is an alternating current LED light source, is welded on the substrate, also is provided with Chip-R on the said substrate.
2. LED bulb lamp as claimed in claim 1 is characterized in that, said radiator lower end is provided with draw-in groove, and the lamp socket upper end is provided with the buckle that cooperates with said draw-in groove.
3. LED bulb lamp as claimed in claim 1 is characterized in that, said sphere lampshade is specially hemisphere face.
4. like each described LED bulb lamp in the claim 1 to 3, it is characterized in that, be provided with the heat conductive insulating double faced adhesive tape between said substrate and the baffle plate.
5. LED bulb lamp as claimed in claim 4 is characterized in that, said heat conductive insulating double faced adhesive tape is specially heat-conducting silicone grease.
6. like each described LED bulb lamp in the claim 1 to 3, it is characterized in that said radiator adopts ADC12 aluminium through casting forming, the ADC12 aluminium surface after the shaping is covered with the black boron carbide layer.
7. like each described LED bulb lamp in the claim 1 to 3, it is characterized in that, also be provided with reinforcement on the said radiator
8. like each described LED bulb lamp in the claim 1 to 3, it is characterized in that said conduction lamp holder is specially the conductive copper lamp holder.
9. like each described LED bulb lamp in the claim 1 to 3, it is characterized in that said lamp socket is specially plastic lamp holder.
10. LED bulb lamp as claimed in claim 4 is characterized in that, said LED bulb lamp also comprises power line, is respectively arranged with the hole that is used to pass said power line on said substrate, heat conductive insulating double faced adhesive tape, baffle plate, radiator and the lamp socket.
CN2011100047964A 2011-01-11 2011-01-11 Light-emitting diode (LED) bulb lamp CN102588755A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011100047964A CN102588755A (en) 2011-01-11 2011-01-11 Light-emitting diode (LED) bulb lamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011100047964A CN102588755A (en) 2011-01-11 2011-01-11 Light-emitting diode (LED) bulb lamp

Publications (1)

Publication Number Publication Date
CN102588755A true CN102588755A (en) 2012-07-18

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN2011100047964A CN102588755A (en) 2011-01-11 2011-01-11 Light-emitting diode (LED) bulb lamp

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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102980064A (en) * 2012-11-14 2013-03-20 武汉阳光佰鸿新能源股份有限公司 Insulated high pressure light-emitting diode (LED) lamp bulb
CN103225759A (en) * 2013-05-15 2013-07-31 海门市浩洋电光源科技有限公司 Light emitting diode (LED) bulb lamp with good radiating effect
CN103742874A (en) * 2013-12-31 2014-04-23 河南云华灿光电科技有限公司 Aluminum substrate mechanism and LED (Light Emitting Diode) bulb lamp comprising same
CN106698038A (en) * 2016-12-09 2017-05-24 浙江三维橡胶制品股份有限公司 Traction machine provided with safety protection fences and used for production of rubber conveying belt
CN108858005A (en) * 2016-12-22 2018-11-23 杭州跟策科技有限公司 The monkey wrench of sliding even grip block
CN108858001A (en) * 2016-12-22 2018-11-23 杭州跟策科技有限公司 The fork spanner of sliding even grip block
CN109015490A (en) * 2016-12-22 2018-12-18 杭州跟策科技有限公司 If the monkey wrench of activity clamping tooth
CN109048740A (en) * 2016-12-22 2018-12-21 杭州跟策科技有限公司 If the fork spanner of activity clamping tooth

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201221693Y (en) * 2008-06-11 2009-04-15 朱志明 LED ball bulb lamp
CN101629710A (en) * 2008-07-18 2010-01-20 富士迈半导体精密工业(上海)有限公司 Illuminating device
CN201401674Y (en) * 2009-03-13 2010-02-10 艾玲玲 Light-emitting diode type energy-saving lamp
US20100207509A1 (en) * 2008-04-25 2010-08-19 Dm Technology & Energy Inc. A/c led bulb
CN201589145U (en) * 2009-09-25 2010-09-22 宁波新峰电器有限公司 LED street lamp cap
CN201651834U (en) * 2010-01-22 2010-11-24 詹洊钧 Light-emitting diode lamp
US20100320902A1 (en) * 2009-06-19 2010-12-23 Chih-Ming Yu Heat dissipation enhanced LED lamp

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100207509A1 (en) * 2008-04-25 2010-08-19 Dm Technology & Energy Inc. A/c led bulb
CN201221693Y (en) * 2008-06-11 2009-04-15 朱志明 LED ball bulb lamp
CN101629710A (en) * 2008-07-18 2010-01-20 富士迈半导体精密工业(上海)有限公司 Illuminating device
CN201401674Y (en) * 2009-03-13 2010-02-10 艾玲玲 Light-emitting diode type energy-saving lamp
US20100320902A1 (en) * 2009-06-19 2010-12-23 Chih-Ming Yu Heat dissipation enhanced LED lamp
CN201589145U (en) * 2009-09-25 2010-09-22 宁波新峰电器有限公司 LED street lamp cap
CN201651834U (en) * 2010-01-22 2010-11-24 詹洊钧 Light-emitting diode lamp

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102980064A (en) * 2012-11-14 2013-03-20 武汉阳光佰鸿新能源股份有限公司 Insulated high pressure light-emitting diode (LED) lamp bulb
CN102980064B (en) * 2012-11-14 2015-06-10 武汉阳光佰鸿新能源股份有限公司 Insulated high pressure light-emitting diode (LED) lamp bulb
CN103225759A (en) * 2013-05-15 2013-07-31 海门市浩洋电光源科技有限公司 Light emitting diode (LED) bulb lamp with good radiating effect
CN103742874A (en) * 2013-12-31 2014-04-23 河南云华灿光电科技有限公司 Aluminum substrate mechanism and LED (Light Emitting Diode) bulb lamp comprising same
CN106698038A (en) * 2016-12-09 2017-05-24 浙江三维橡胶制品股份有限公司 Traction machine provided with safety protection fences and used for production of rubber conveying belt
CN108858005A (en) * 2016-12-22 2018-11-23 杭州跟策科技有限公司 The monkey wrench of sliding even grip block
CN108858001A (en) * 2016-12-22 2018-11-23 杭州跟策科技有限公司 The fork spanner of sliding even grip block
CN108972432A (en) * 2016-12-22 2018-12-11 杭州跟策科技有限公司 The monkey wrench of sliding even grip block
CN109015490A (en) * 2016-12-22 2018-12-18 杭州跟策科技有限公司 If the monkey wrench of activity clamping tooth
CN109048740A (en) * 2016-12-22 2018-12-21 杭州跟策科技有限公司 If the fork spanner of activity clamping tooth
CN109397161A (en) * 2016-12-22 2019-03-01 杭州跟策科技有限公司 If the fork spanner of activity clamping tooth

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Application publication date: 20120718