CN203517365U - Scattering LED bulb lamp - Google Patents

Scattering LED bulb lamp Download PDF

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Publication number
CN203517365U
CN203517365U CN201320449326.3U CN201320449326U CN203517365U CN 203517365 U CN203517365 U CN 203517365U CN 201320449326 U CN201320449326 U CN 201320449326U CN 203517365 U CN203517365 U CN 203517365U
Authority
CN
China
Prior art keywords
lamppost
scattering
connecting portion
bulb
astigmatism
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.)
Withdrawn - After Issue
Application number
CN201320449326.3U
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Chinese (zh)
Inventor
李甫文
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Leedarson Green Lighting Co Ltd
Original Assignee
Leedarson Green Lighting Co Ltd
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 Leedarson Green Lighting Co Ltd filed Critical Leedarson Green Lighting Co Ltd
Priority to CN201320449326.3U priority Critical patent/CN203517365U/en
Application granted granted Critical
Publication of CN203517365U publication Critical patent/CN203517365U/en
Withdrawn - After Issue legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

A scattering LED bulb lamp comprises a lamp holder, a bulb shell, a lamp column and a plurality of LED light sources. The lamp column is arranged in the middle of the top of the lamp holder, the bulb shell is arranged around the lamp column in a covering mode, a hemispherical scattering part is arranged on the top of the lamp column, the top face of the scattering part is arranged facing the top of the bulb shell, and the hemispherical side face of the scattering part is arranged facing the bottom of the bulb. The scattering part is made of transparent or semitransparent materials, light transmitting scattering materials are arranged on the scattering part, the LED light sources are directly packaged on the top of the scattering part, one part of light emitted from the LED light sources irradiates towards the top of the bulb shell, and the other part of the light emitted from the LED light sources irradiates directly towards the scattering part. The scattering LED bulb lamp has the advantages of being simple in structure and large in light-emitting angle.

Description

Scattering LED bulb lamp
Technical field
The utility model relates to LED lighting field, particularly a kind of scattering LED bulb lamp.
Background technology
In recent years, LED chip applies to room lighting field as light source and is developed fast.People a kind ofly can overcome the difficult problem that LED light distribution angle is little constantly exploring.Traditional LED ball bulb, its light distribution angle degree is generally less than 180 degree, due to the solid luminescence characteristic of LED light source, makes it be difficult to accomplish that wide-angle is luminous.In order to increase lighting angle, people attempt light source to be arranged on multiaspect column.For example Granted publication day is on October 31st, 2012, and the Chinese utility model patent that the patent No. is 201220060615.X has disclosed a kind of high light efficiency large-angle LED bulb.This high light efficiency large-angle LED bulb comprises base shell, be positioned at these base shell bottom lamp holder, be installed on these base shell inside constant-current supply, be covered in these base shell top cover plate, be fixed on the diffuser that is cubical heat radiation column, accommodates these heat radiation columns and be connected with these base shell of these cover plate top, wherein, the bottom surface of these heat radiation column is installed on these cover plate, its lap all posts pcb board, on every pcb board, distributes and is welded with several LED chips.This big-angle LED lamp need to be welded on LED chip heat radiation column.
Although this method can increase the brightness of this LED lamp side, need to weld a plurality of LED chips in each side of support, this just makes this LED lamp manufacturing process complicated, is not easy to assembling and produces.
Utility model content
In view of this, be necessary to provide a kind of simple in structure and scattering LED bulb lamp that lighting angle is large.
A kind of scattering LED bulb lamp, comprise lamp holder, bulb housing, lamppost and a plurality of LED light source, this lamppost is arranged on the middle part at the top of this lamp holder, this bulb housing is located at around this lamppost, the top of this lamppost is provided with a hemispheric astigmatic portion, the end face of this astigmatism portion arranges towards the top of this bulb housing, this hemispheric side of astigmatism portion arranges towards the bottom of this bulb housing, this astigmatism portion is made by transparent or semitransparent material, this astigmatism portion is provided with light transmission scattering material, described LED light source is directly encapsulated in the end face of this astigmatism portion, the light part that described LED light source sends is irradiated towards the top of this bulb housing, another part directly irradiates towards this astigmatism portion.
Compared with prior art, this scattering LED bulb lamp arranges lamppost by the top at lamp holder, hemispheric astigmatic portion is set at the top of lamppost, and at the direct encapsulated LED light source of end face of this astigmatism portion, the light part that these LED light sources send is irradiated towards the top of this bulb housing, another part directly irradiates towards this astigmatism portion, by this astigmatism portion, will after light scattering, shine the bottom to this bulb housing sidewall, thereby increases the lighting angle of whole lamp.Owing to not needing mounting bracket, and weld a plurality of LED light sources in support side, thereby simplify the structure, this just makes this scattering LED bulb lamp have advantages of simple in structure and lighting angle is large.
Accompanying drawing explanation
Fig. 1 is the three-dimensional exploded view of the scattering LED bulb lamp of the utility model the first embodiment.
Fig. 2 is the generalized section after the assembling of the LED of scattering shown in Fig. 1 bulb lamp.
Description of reference numerals:
100 scattering LED bulb lamp 22 LED light sources
10 bulb housing 23 connecting portions
11 heat transfer part 24 through holes
20 lamppost 30 lamp holders
21 astigmatic portions
The specific embodiment
Below in conjunction with accompanying drawing and the specific embodiment, the utility model is described in further detail.
Fig. 1 is the three-dimensional exploded view of the scattering LED bulb lamp 100 of the utility model the first embodiment, this scattering LED bulb lamp 100 comprises lamp holder 30, bulb housing 10, lamppost 20 and a plurality of LED light source 22, this lamppost 20 is arranged on the middle part at the top of this lamp holder 30, this bulb housing 10 is located at around this lamppost 20, the top of this lamppost 20 is provided with a hemispheric astigmatic portion 21, the end face of this astigmatism portion 21 arranges towards the top of this bulb housing 10, and this hemispheric side of astigmatism portion 21 arranges towards the bottom of these bulb housing 10 sidewalls.
Please refer to Fig. 2, this astigmatism portion 21 is made by transparent or semitransparent material, and the outer surface of this astigmatism portion 21 is coated with light transmission scattering material, certainly, also can adopt other modes that this light transmission scattering material is set.These LED light sources 22, using the end face of this astigmatism portion 21 as substrate, are directly encapsulated in the end face of this astigmatism portion 21.Between these LED light sources 22 and this astigmatism portion 21, reflection silver layer common in conventional package is not set.The light that these LED light sources 22 send, a part is irradiated towards the top of this bulb housing 10, and another part directly irradiates towards this astigmatism portion 21.The encapsulated layer of these LED light sources 22 is provided with fluorescent material (not shown), and the outer surface that in this astigmatism portion 21, one is mixed with fluorescent material or this astigmatism portion 21 is coated with phosphor powder layer (not shown).The top of this astigmatism portion 21 is provided with metal line layer (not shown), and this line layer is electrically connected to these LED light sources 22.The middle part of this lamppost 20 is provided with through hole 24, and this line layer is electrically connected to the driving (not shown) in being arranged on this lamp holder 30 by this through hole 24.
Please refer to Fig. 2, this lamppost 20 also comprises connecting portion 23, and this connecting portion 23 is one-body molded in the bottom of this lamppost 20, and this connecting portion 23 is arranged on the top of this lamp holder 30.This connecting portion 23 is Rotary-table structure.This lamppost 20 is made by high thermal conductivity materials.The bottom opening of this bulb housing 10 is provided with heat transfer part 11 to connecting portion 23 that should lamppost 20, and this heat transfer part 11 is thermally coupled with this connecting portion 23.The heat transfer part 11 of this bulb housing 10, for to being set to truncated cone-shaped shell structure by connecting portion 23, is provided with heat transfer glue between this heat transfer part 11 and this connecting portion 23.The outer surface of this connecting portion 23 is provided with reflector layer (not shown).
During work, because these LED light sources 22 are directly encapsulated in the end face of this astigmatism portion 21, therefore the light part that these LED light sources 22 send is irradiated towards the top of this bulb housing 10, because this astigmatism portion 21 is made by transparent or semitransparent material, and this astigmatism portion 21 is provided with light transmission scattering material, therefore the light part that these LED light sources 22 send can be irradiated towards sidewall and the bottom of this bulb housing 10 by this astigmatism portion 21, makes like this this scattering LED bulb lamp 100 can realize wide-angle illumination.Aspect heat radiation, the heat that these LED light sources 22 in this astigmatism portion 21 distribute is delivered to the heat transfer part 11 on this bulb housing 10 by the connecting portion 23 of these lamppost 20 bottoms, because this lamppost 20 is made by high thermal conductivity materials, and between this heat transfer part 11 and this connecting portion 23, be provided with heat transfer glue, so heat can be successfully delivered to this bulb housing 10 and be dispersed in air from this lamppost 20.
In sum, this scattering LED bulb lamp arranges lamppost by the top at lamp holder, hemispheric astigmatic portion is set at the top of lamppost, and at the direct encapsulated LED light source of end face of this astigmatism portion, because this astigmatism portion is made by transparent or semitransparent material, and be provided with light transmission scattering material, therefore make the light part that these LED light sources send irradiate towards the top of this bulb housing, another part directly irradiates towards this astigmatism portion, by this astigmatism portion, will after light scattering, shine sidewall and the bottom to this bulb housing, thereby realize wide-angle light, distribute.In addition, aspect heat radiation, this scattering LED bulb lamp is by the lamppost of being made by high thermal conductivity materials, bottom at lamppost arranges connecting portion, and at the bottom opening of this bulb housing, connecting portion that should lamppost is arranged to heat transfer part, by heat transfer glue, the heat transfer part of bulb housing and the connecting portion of this lamppost are connected, the heat that LED light source on lamppost is produced can be delivered to bulb housing by lamppost, from bulb housing, diffuse to space outerpace again, because this scattering LED bulb lamp has the profile the same with incandescent lamp, simple in structure, exempt the use of independent radiating piece, add that this scattering LED bulb lamp can be realized wide-angle luminous, and the luminous embodiment of this wide-angle is without by welding a plurality of LED light sources in support side, thereby it is simple to have technique, be convenient to the advantage of manufacturing.
These are only preferred embodiment of the present utility model above, not in order to limit the utility model, any those skilled in the art, within not departing from this programme technical scope, can work as and utilize the technology contents of above-mentioned exposure to do a little change for the equal equivalent embodiment changing.In every case for departing from technical solutions of the utility model content, according to the utility model technical spirit to any modification made for any of the above embodiments, be equal to replacements, improvement etc., within all should being included in the scope that the utility model protects.

Claims (7)

1. a scattering LED bulb lamp, comprise lamp holder, bulb housing, lamppost and a plurality of LED light source, this lamppost is arranged on the middle part at the top of this lamp holder, this bulb housing is located at around this lamppost, it is characterized in that: the top of this lamppost is provided with a hemispheric astigmatic portion, the end face of this astigmatism portion arranges towards the top of this bulb housing, this hemispheric side of astigmatism portion arranges towards the bottom of this bulb housing, this astigmatism portion is made by transparent or semitransparent material, this astigmatism portion is provided with light transmission scattering material, described LED light source is directly encapsulated in the end face of this astigmatism portion, the light part that described LED light source sends is irradiated towards the top of this bulb housing, another part directly irradiates towards this astigmatism portion.
2. scattering LED bulb lamp according to claim 1, is characterized in that: this lamppost also comprises connecting portion, and this connecting portion is one-body molded in the bottom of this lamppost, and this connecting portion is arranged on the top of this lamp holder, and this lamppost is made by high thermal conductivity materials.
3. scattering LED bulb lamp according to claim 2, is characterized in that: the bottom opening of this bulb housing is provided with heat transfer part to connecting portion that should lamppost, and this heat transfer part and this connecting portion are thermally coupled.
4. scattering LED bulb lamp according to claim 3, it is characterized in that: the connecting portion of this lamppost is Rotary-table structure, the top of this connecting portion is connected with this astigmatism portion, the heat transfer part of this bulb housing is to truncated cone-shaped shell structure that should connecting portion, between this heat transfer part and this connecting portion, is provided with heat transfer glue.
5. scattering LED bulb lamp according to claim 2, is characterized in that: the outer surface of this connecting portion is provided with reflector layer.
6. scattering LED bulb lamp according to claim 1, it is characterized in that: the top of this astigmatism portion is provided with metal line layer, this line layer is electrically connected to described LED light source, and the middle part of this lamppost is provided with through hole, and this line layer is electrically connected to the driving in being arranged on this lamp holder by this through hole.
7. scattering LED bulb lamp according to claim 1, is characterized in that: the encapsulated layer of described LED light source is provided with fluorescent material, and the outer surface that in described astigmatic portion, one is mixed with fluorescent material or described astigmatic portion is coated with phosphor powder layer.
CN201320449326.3U 2013-07-26 2013-07-26 Scattering LED bulb lamp Withdrawn - After Issue CN203517365U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320449326.3U CN203517365U (en) 2013-07-26 2013-07-26 Scattering LED bulb lamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320449326.3U CN203517365U (en) 2013-07-26 2013-07-26 Scattering LED bulb lamp

Publications (1)

Publication Number Publication Date
CN203517365U true CN203517365U (en) 2014-04-02

Family

ID=50376296

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201320449326.3U Withdrawn - After Issue CN203517365U (en) 2013-07-26 2013-07-26 Scattering LED bulb lamp

Country Status (1)

Country Link
CN (1) CN203517365U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103398303A (en) * 2013-07-26 2013-11-20 立达信绿色照明股份有限公司 Scattering LED bulb lamp
CN111768737A (en) * 2020-08-05 2020-10-13 浙江德广信电子科技股份有限公司 System and method for adjusting brightness of LED dot matrix display screen

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103398303A (en) * 2013-07-26 2013-11-20 立达信绿色照明股份有限公司 Scattering LED bulb lamp
CN103398303B (en) * 2013-07-26 2016-06-22 立达信绿色照明股份有限公司 Scattering LEDbulb lamp
CN111768737A (en) * 2020-08-05 2020-10-13 浙江德广信电子科技股份有限公司 System and method for adjusting brightness of LED dot matrix display screen

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Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
AV01 Patent right actively abandoned

Granted publication date: 20140402

Effective date of abandoning: 20160622

C25 Abandonment of patent right or utility model to avoid double patenting