CN202938060U - Light-emitting diode (LED) bulb - Google Patents
Light-emitting diode (LED) bulb Download PDFInfo
- Publication number
- CN202938060U CN202938060U CN 201220413274 CN201220413274U CN202938060U CN 202938060 U CN202938060 U CN 202938060U CN 201220413274 CN201220413274 CN 201220413274 CN 201220413274 U CN201220413274 U CN 201220413274U CN 202938060 U CN202938060 U CN 202938060U
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- China
- Prior art keywords
- roof
- shell
- led bulb
- installation direction
- connecting wall
- Prior art date
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Abstract
The utility model discloses a light-emitting diode (LED) bulb. The bulb comprises a housing (12), a bulb housing (11) installed on the housing, an LED light source (13) located in the bulb housing and a lamp holder (14) which is connected to the housing. An LED bulb body (1) is provided with an installation direction and fixed to another device along the installation direction, the installation direction is longitudinal, the bulb housing comprises a side wall (111) and a top wall (110), the side wall is an outward convex curved face, and the top wall is an inward concave curved face. Part of upward light emitted by the LED light source is reflected to the side wall or the light holder through the top wall.
Description
[technical field]
The utility model relates to a kind of LED bulb, especially refers to that there is the LED bulb of light a kind of side.
[background technology]
LED (Light Emitting Diode) light fixture has that the life-span is long, light efficiency is high, shock resistance, low energy consumption etc. advantage, belong to green energy-conserving and environment-protective illumination, now be widely used in the Lumination & Decoration field, and, along with encouragement and the popularization of national governments, the LED lamp is more and more universal and the trend of replacing gradually traditional lighting arranged.
LED lamp of the prior art, it is generally more concentrated in dead ahead that the light of bulb distributes, side is fewer.Special application scenarios at some, in crystal lamp, need the luminous intensity distribution of bulb more to concentrate on surrounding, in the place ahead of LED bulb, do not need or seldom need luminous intensity distribution.In order to improve the efficiency of LED luminous intensity distribution, in prior art, pass through to increase a secondary light-distribution assembly above LED for the LED lamp of the occasions such as crystal lamp design is common, perhaps by heat spreader structures being made into to the sloping polyhedron of tool, discrete installation LED light source on different slopes, the installation that realize to change LED light source towards, thereby realize light output more is configured in to peripheral direction.But above-mentioned existing technical scheme has all increased manufacturing cost and make the assembling complexity greatly increase.
Therefore, in order to overcome above-mentioned defect, be necessary to provide a kind of improved LED bulb.
[utility model content]
The purpose of this utility model is to provide a kind of processing procedure simply can realize that luminous intensity distribution mainly concentrates on the LED bulb of side.
To achieve these goals, the utility model adopts following technical scheme: a kind of LED bulb, comprise shell, be installed on the cell-shell on described shell, be positioned at the LED light source of described cell-shell and the lamp holder be connected with described shell, described LED bulb has installation direction, described LED bulb is fixed on other devices along installation direction, described installation direction is longitudinally, it is characterized in that: described cell-shell comprises sidewall and roof, described sidewall is outwardly convex surface, described roof is the concave curved surface caved inward, the light the made progress middle part light splitter that described LED light source sends reflects to described sidewall or described lamp holder direction by described roof.
Compared to prior art, the utility model LED bulb has the following advantages: the light of LED bulb mainly concentrates on side, and processing procedure is simple, and cost is lower.
[accompanying drawing explanation]
The stereogram of the first embodiment that Fig. 1 is the utility model LED bulb.
The internal structure schematic diagram of the first embodiment that Fig. 2 is the utility model LED bulb.
Fig. 3 is the cutaway view of Fig. 1 along A-A line direction.
The side view of the second embodiment that Fig. 4 is the utility model LED bulb.
The internal structure schematic diagram of the second embodiment that Fig. 5 is the utility model LED bulb.
[specific embodiment]
Shown in Fig. 3, it is the first preferred embodiment of the present utility model.In the first embodiment, LED bulb 1 comprises shell 12, is installed on the cell-shell 11 on shell 12, the lamp holder 14 that is positioned at the LED light source 13 of cell-shell 11 and is positioned at shell 12 belows.The bottom of cell-shell 11 is installed on shell 12 to form a receiving space 15, and LED light source 13 is positioned at the bottom of receiving space 15.LED bulb 1 has installation direction 5-5 ', and it is upper that LED bulb 1 is fixed in other devices (not shown) along installation direction 5-5 ', and installation direction 5-5 ' is longitudinally.
Cell-shell 11 comprises the sidewall 111 of outwardly formation convex surface and the roof 110 of formation concave curved surface that caves inward, and sidewall 111 forms a connecting wall 112 with roof 110 junctions.Connecting wall 112 is the convex surface to the opposing projection of the direction in installation direction.Roof 110 in the present embodiment, sidewall 111 are all different from the curvature of connecting wall 112, but also can change as required the curvature of roof 110, sidewall 111 or connecting wall 112 in other embodiment, can be set to identical or different.Shell 12 has thermolysis.LED bulb 1 also has the fin (not label) that is positioned at LED light source 13 belows.The intersection point of the intersection point of roof 110 and connecting wall 112 and sidewall 111 and connecting wall 112 is positioned on the same plane perpendicular to installation direction 5-5 '.
In the present embodiment, the each several part curvature of roof 110 is all identical, in other embodiment, also can be changed as required, and the curved surface each several part curvature of roof 110 is not necessarily identical.The top of connecting wall 112 to cell-shell 11 and the plane, place, joint of shell 12 forms the height d1 on LED bulb 1 installation direction 5-5 ', forms LED bulb 1 between the leftmost side of sidewall 111 to the rightmost side perpendicular to the width d2 on installation direction 5-5 '.LED bulb 1 is less than the width d2 on LED bulb 1 installation direction 5-5 ' perpendicular to the height d1 on installation direction 5-5 '.In other embodiment, the height-width ratio of LED bulb 1 also can be adjusted as required.
Connecting wall 112 forms a lateral length a 1 on the direction perpendicular to installation direction 5-5 ', and roof 110 forms a lateral length a2 on the direction perpendicular to installation direction 5-5 ', and the lateral length a 1 of connecting wall 112 is much smaller than the lateral length a2 of roof 110.One lateral length a3 is formed on the direction perpendicular to installation direction 5-5 ' on cell-shell 11 bottoms, and the lateral length of the lateral length a1 of roof 110 and cell-shell 11 bottoms is roughly the same.
In the present embodiment, the roof 110 of cell-shell 11 is made by the material that is mixed with diffusate, is mixed with cell-shell 11 roofs 110 that the material of diffusate makes and can forms reflection shield.In other embodiment, cell-shell 11 also can be made as acrylic etc. by common material, and adopt while not thering is the material of diffusate, can make by the following method roof 110 have the function of reflection ray: (one) coats reflective material at roof 110 in the face of the surface of LED light source 13, thereby makes roof 110 form reflection shield; (2) roof 110 is carried out to mirror process in the face of the surface of LED light source 13, thereby make roof 110 become a reflection shield.The utility model does not realize that with above-mentioned the method for reflection shield is limited, and can adopt other modes to make the albedo of roof 110 be greater than transmission capacity yet, thereby when the light that LED light source 13 is sent passes through roof 110, reflection is more than the transmission.
In the present embodiment, LED light source 13 has 7, and in other embodiment, the quantity of LED light source 13 can be adjusted as required, from one, to some, all can.
Shown in Fig. 3, because the light made progress that the special construction (larger arcuate structure) of 11 roofs 110 of cell-shell in the present embodiment makes light source 13 send is shunted through roof 110 time, wherein light portion reflects, a reflection ray part is that the side that reflexes to LED bulb 1 transmits from sidewall 111, another part reflection ray is to lamp holder 14 direction reflections, and penetrates to LED bulb 1 rear portion.Therefore, the light that makes LED light source 13 send is more concentrated from the sidewall 111 of LED bulb 1 and is penetrated.
Shown in Fig. 4 and Fig. 5, it is the second preferred embodiment of the present utility model.In the second embodiment, LED bulb 2 comprises shell 22, be installed on cell-shell 21 on shell, be contained in the LED light source 23 in cell-shell 21 and the lamp holder 24 that is positioned at shell 22 belows.The bottom of cell-shell 21 is installed on shell 22 to form a receiving space 25, and LED light source 23 is positioned at the bottom of receiving space 25.LED bulb 2 has installation direction 6-6 ', and it is upper that LED bulb 2 is fixed in other devices (not shown) along installation direction 6-6 ', and installation direction 6-6 ' is longitudinally.
Cell-shell 21 comprises the sidewall 211 of outwardly formation convex surface and the roof 210 of formation concave curved surface that caves inward, and sidewall 211 and roof 210 junctions form the connecting wall 212 of arcs that raise up.Roof 210 in the present embodiment, sidewall 211 are all different from the curvature of connecting wall 212, but also can change as required the curvature of roof 210, sidewall 211 or connecting wall 212 in other embodiment, can be set to identical or different.Shell 22 has thermolysis.LED bulb 2 also has the fin (not label) that is positioned at LED light source 23 belows.The intersection point of the intersection point of roof 210 and connecting wall 212 and sidewall 211 and connecting wall 212 is positioned on the same plane perpendicular to installation direction 6-6 '.
Connecting wall 212 is above forming a lateral length b1 perpendicular to installation direction 6-6 ', roof 210 is perpendicular to the upper lateral length b2 that forms of installation direction 6-6 ', connecting wall 212 perpendicular to the lateral length b1 on installation direction 6-6 ' much smaller than roof 210 perpendicular to the lateral length b2 on installation direction 6-6 '.
In the present embodiment, the top of connecting wall 212 to cell-shell 21 and the junction of shell 22 forms the height c1 on LED bulb 2 installation direction 6-6 ', forms LED bulb 2 between the leftmost side of sidewall 211 to the rightmost side perpendicular to the width c2 on installation direction 6-6 '.Height c 1 on LED bulb 2 installation direction 6-6 ' is less than LED bulb 2 perpendicular to the width c2 on installation direction 6-6 '.In other embodiment, the height-width ratio of LED bulb 2 also can be adjusted as required.
In the present embodiment, the roof 210 of cell-shell 21 is made by the material that is mixed with diffusate, is mixed with cell-shell 21 roofs 210 that the material of diffusate makes and can forms reflection shield.In other embodiment, cell-shell 21 also can be made as acrylic etc. by common material, and adopt while not thering is the material of diffusate, can make by the following method roof 210 have the function of reflection ray: (one) coats reflective material at roof 210 in the face of the surface of LED light source 23, thereby makes roof 210 form reflection shield; (2) roof 210 is carried out to mirror process in the face of the surface of LED light source 23, thereby make roof 210 become a reflection shield.The utility model does not realize that with above-mentioned the method for reflection shield is limited, and can adopt other modes to make the albedo of roof 110 be greater than transmission capacity yet, thereby when the light that LED light source 23 is sent passes through roof 210, reflection is more than the transmission.
Because the light made progress that the particular design (arcuate structure got deeply stuck in downwards) of 21 roofs 210 of cell-shell in the present embodiment makes light source 23 send is shunted through roof 210 time, wherein light portion reflects, a reflection ray part is that the side that reflexes to LED bulb 2 transmits from sidewall 211, another part reflection ray is to lamp holder 24 direction reflections, and penetrates to LED bulb 2 rear portions.Therefore, the light that makes LED light source 23 send is more concentrated from the sidewall 211 of LED bulb 2 and is penetrated.
As above two embodiment, the utility model LED bulb utilizes the structural design of cell-shell, the light that makes LED light source send penetrates seldom forward, the distribution of light concentrates on the side of LED bulb, such LED bulb can make himself to adapt to the requirement that the special light fixture needs light such as Crystal lamp concentrates on the light source side, convenient manufacture again simultaneously, and can not increase manufacturing cost.
Claims (10)
1. a LED bulb, comprise shell, be installed on the cell-shell on described shell, be positioned at the LED light source of described cell-shell and the lamp holder be connected with described shell, described LED bulb has installation direction, described LED bulb is fixed on other devices along installation direction, described installation direction is longitudinally, it is characterized in that: described cell-shell comprises sidewall and roof, described sidewall is outwardly convex surface, described roof is the concave curved surface caved inward, the light the made progress middle part light splitter that described LED light source sends reflects to described sidewall or described lamp holder direction by described roof.
2. LED bulb as claimed in claim 1, it is characterized in that: also comprise connecting wall between the roof of described cell-shell and sidewall, between described roof and described sidewall, by described connecting wall, connect, described connecting wall is the convex surface to the opposing projection of the direction in installation direction.
3. LED bulb as claimed in claim 2, it is characterized in that: described roof has the curvature different from described sidewall, and the curvature of described connecting wall is all not identical with described roof and described sidewall.
4. LED bulb as claimed in claim 2, it is characterized in that: described connecting wall forms a lateral length on the direction perpendicular to described installation direction, described roof forms a lateral length on the direction perpendicular to described installation direction, and the lateral length of described connecting wall is much smaller than the lateral length of described roof.
5. LED bulb as claimed in claim 2, it is characterized in that: the intersection point of the intersection point of described roof and described connecting wall and described sidewall and described connecting wall is positioned on the same plane perpendicular to installation direction.
6. LED bulb as claimed in claim 5, it is characterized in that: described roof makes described roof form one along the height on installation direction to lower recess, the bottom of described cell-shell is installed on described shell to form a receiving space, described receiving space forms one along the height on installation direction, the height of described receiving space for from described connecting wall opposing in the protruding top of installation direction to described light source bottom only, the height on described roof installation direction at least is greater than 1/2nd of height on the inner described receiving space installation direction of described cell-shell.
7. LED bulb as claimed in claim 2, it is characterized in that: the top of described connecting wall to the plane, place, joint of described cell-shell and described shell forms described LED bulb along the height on installation direction, form the width on described LED bulb at right angle setting direction between the leftmost side of described sidewall to the rightmost side, the height on described LED bulb installation direction is less than the width on described LED bulb at right angle setting direction.
8. LED bulb as claimed in claim 1, it is characterized in that: the one side of the relatively described LED light source of described roof has been done mirror process.
9. LED bulb as claimed in claim 1, it is characterized in that: the quantity of described LED light source is at least two.
10. LED bulb as claimed in claim 1, it is characterized in that: described roof forms a lateral length on the direction perpendicular to installation direction, one lateral length is formed on the direction perpendicular to installation direction on described cell-shell bottom, and the lateral length of the lateral length of described roof and described cell-shell bottom is roughly the same.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220413274 CN202938060U (en) | 2012-08-16 | 2012-08-16 | Light-emitting diode (LED) bulb |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220413274 CN202938060U (en) | 2012-08-16 | 2012-08-16 | Light-emitting diode (LED) bulb |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202938060U true CN202938060U (en) | 2013-05-15 |
Family
ID=48322297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220413274 Expired - Fee Related CN202938060U (en) | 2012-08-16 | 2012-08-16 | Light-emitting diode (LED) bulb |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202938060U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103591484A (en) * | 2012-08-16 | 2014-02-19 | 欧普照明股份有限公司 | LED lamp bulb |
-
2012
- 2012-08-16 CN CN 201220413274 patent/CN202938060U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103591484A (en) * | 2012-08-16 | 2014-02-19 | 欧普照明股份有限公司 | LED lamp bulb |
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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: 20130515 Termination date: 20210816 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |