CN104359025A - LED (light emitting diode) self-ballasted lamp - Google Patents
LED (light emitting diode) self-ballasted lamp Download PDFInfo
- Publication number
- CN104359025A CN104359025A CN201410605419.XA CN201410605419A CN104359025A CN 104359025 A CN104359025 A CN 104359025A CN 201410605419 A CN201410605419 A CN 201410605419A CN 104359025 A CN104359025 A CN 104359025A
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- Prior art keywords
- lamp
- led
- light source
- ballasted
- self
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- 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.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S2/00—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V15/00—Protecting lighting devices from damage
- F21V15/02—Cages
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
- F21V17/12—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by screwing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2101/00—Point-like light sources
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The invention relates to an LED (light emitting diode) self-ballasted lamp. The LED self-ballasted lamp comprises a lamp adapter, a rear lamp shell, a transparent front lamp shell and an LED light source module; the rear lamp shell is an engineering plastic rear lamp shell, the rear lamp shell is arranged on the lamp adapter, the rear lamp shell comprises a main shell and a connecting part which is connected to one end of the main shell, the main shell is of a flared structure and comprises a large end and a small end with the diameter being smaller than that of the large end, the connecting part is arranged on the small end, and the connecting part is connected with the lamp adapter; the transparent front lamp shell is arranged on the rear lamp shell, and the transparent front lamp shell and the rear lamp shell collectively form a light source cavity; the LED light source module is accommodated in the light source cavity; a plurality of first heat radiating holes are formed in the transparent front lamp shell, a plurality of second heat radiating holes are formed in the side wall of the main shell, and a plurality of second heat radiating holes are distributed in the main shell in an array manner. The LED self-ballasted lamp has characteristics of good heat radiating performance and light weight.
Description
Technical field
The present invention relates to lighting engineering, particularly relate to a kind of LED self-ballasted lamp.
Background technology
Traditional incandescent lamp has that luminous efficiency is low, heating temp is high and the shortcoming such as life-span shorter (life-span is about 1000 hours), and therefore incandescent lamp has become the superseded object of various countries, and replace by LED.Energy-efficient LED is also design by the standard shape of incandescent lamp based on interchangeability.Common scheme is lamp body LED constant current power acquisition Miniaturization Design being placed in LEDbulb lamp, and whole lamp is designed to the structure meeting incandescent lamp dimensional standard.
Traditional LED self-ballasted lamp, it generally adopts glass shell as housing, and the heat that LED light source sends is spread by the radiating piece at rear portion, and cause heat outwards to conduct in time, cause the poor heat radiation of this LED self-ballasted lamp, LED light source light decay is larger.In addition, traditional LED self-ballasted lamp generally adopts the aluminum component of large volume to dispel the heat, thus causes the heavier-weight of whole lamp,
Summary of the invention
Based on this, be necessary to provide a kind of thermal diffusivity better and the LED self-ballasted lamp of lighter in weight.
A kind of LED self-ballasted lamp, comprising:
Lamp holder;
Rear lamp housing, described rear lamp housing is lamp housing after engineering plastics, described rear lamp housing is arranged on described lamp holder, described rear lamp housing comprises main casing and is connected to the connecting portion of described main casing one end, described main casing is horn-like structure, comprise the little head end that stub end and diameter are less than described stub end, described connecting portion is arranged at described little head end, and described connecting portion is connected with described lamp holder;
Transparent head lamp body, described transparent head lamp body is arranged on described rear lamp housing, and described transparent head lamp body and described rear lamp housing form light-source chamber jointly; And
LED light source module, is contained in described light-source chamber; Wherein, described transparent head lamp body offers multiple first louvre, the sidewall of described main casing offers multiple second louvre, multiple described second louvres array distribution on described main casing.
Wherein in an embodiment, the end face of described main casing and described little head end is also offered multiple 3rd louvre, described multiple 3rd louvre is arranged around described connecting portion.
Wherein in an embodiment, described lamp holder offers screwed hole, described connecting portion offers external screw thread, described connecting portion and described screwed hole are screwed.
Wherein in an embodiment, the top of described transparent head lamp body is recessed formation recess to described light-source chamber, and the female portion and described LED light source module offset, and multiple described first louvre is opened in the female portion.
Wherein in an embodiment, the surface of described transparent head lamp body is cloudy surface.
Wherein in an embodiment, described transparent head lamp body is PC plastic, transparent head lamp body.
Wherein in an embodiment, also comprise radiator, described radiator is arranged in described rear lamp housing, and described radiator comprises main body and is distributed in multiple radiating ribs of described body surfaces.
Wherein in an embodiment, also comprise cooling stand, described cooling stand is arranged on described radiator, and described LED light source module is multiple, and multiple described LED light source module is compassingly set on described cooling stand.
Wherein in an embodiment, described LED light source module comprises multiple LED point light source and heat dispersion substrate, and described multiple LED point light source is distributed in the surface of described heat dispersion substrate, and described heat dispersion substrate is arranged on described cooling stand.
Wherein in an embodiment, bend in the middle part of described heat dispersion substrate to form the first kink and the second kink, form " V " character form structure between described first kink and described second kink, and described first kink and described second kink are equipped with LED point light source.
Above-mentioned LED self-ballasted lamp, compare with traditional LED self-ballasted lamp, at least possess following advantage:
First, in above-mentioned LED self-ballasted lamp, transparent head lamp body is offered the first louvre, and on rear lamp housing, offer the second louvre, to make the flow-guiding structure forming through host cavity between rear lamp housing and transparent head lamp body, utilize the convection current of air the heat that LED light source module sends to be sent to LED self-ballasted lamp outside, improve the thermal diffusivity of whole LED self-ballasted lamp, and decrease the light decay of LED light source module.
In addition, rear lamp housing is made up of engineering plastics, to make the lighter weight of rear lamp housing, and then alleviates the weight of LED self-ballasted lamp.
Accompanying drawing explanation
Fig. 1 is the explosive view of LED self-ballasted lamp in one embodiment of the invention;
Fig. 2 is the structural representation of lamp housing rear in the self-ballasted lamp of LED shown in Fig. 1;
Fig. 3 is the top view of transparent head lamp body in the self-ballasted lamp of LED shown in Fig. 1;
Fig. 4 is the structural representation of radiator in the self-ballasted lamp of LED shown in Fig. 1;
Fig. 5 is the structural representation of LED light source module in the self-ballasted lamp of LED shown in Fig. 1.
Detailed description of the invention
For the ease of understanding the present invention, below with reference to relevant drawings, the present invention is described more fully.Better embodiment of the present invention is given in accompanying drawing.But the present invention can realize in many different forms, is not limited to embodiment described herein.On the contrary, provide the object of these embodiments be make to disclosure of the present invention understand more thorough comprehensively.
It should be noted that, when element is called as " being fixed on " another element, directly can there is element placed in the middle in it on another element or also.When an element is considered to " connection " another element, it can be directly connected to another element or may there is centering elements simultaneously.Term as used herein " vertical ", " level ", "left", "right" and similar statement just for illustrative purposes, do not represent it is unique embodiment.
Unless otherwise defined, all technology used herein and scientific terminology are identical with belonging to the implication that those skilled in the art of the present invention understand usually.The object of term used in the description of the invention herein just in order to describe concrete embodiment, is not intended to be restriction the present invention.Term as used herein " and/or " comprise arbitrary and all combinations of one or more relevant Listed Items.
Refer to Fig. 1, the LED self-ballasted lamp 100 in one embodiment of the invention, comprise lamp holder 110, rear lamp housing 120, transparent head lamp body 130 and LED light source module 140.
Lamp holder 110, for fixing with external fixator, plays the effect of electrical connection simultaneously.Concrete, the outer surface of lamp holder 110 offers the external screw thread 112 be threaded for same external fixator.
See also Fig. 2, rear lamp housing 120 is arranged on lamp holder 110.Rear lamp housing 120 is arranged on lamp holder 110, and rear lamp housing 120 comprises main casing 121 and is connected to the connecting portion 123 of main casing 121 one end.Main casing 121 is horn-like structure, comprises the little head end 121b that stub end 121a and diameter are less than stub end 121a.Connecting portion 123 is arranged at little head end 121b, and connecting portion 123 is connected with lamp holder 110.
Specifically in the present embodiment, lamp holder 110 offers screwed hole (not shown).Connecting portion 123 offers external screw thread, and connecting portion 123 and screwed hole are screwed.
Rear lamp housing 120 is lamp housing 120 after engineering plastics, to make the lighter weight of rear lamp housing 120, and then alleviates the weight of LED self-ballasted lamp 100.
Transparent head lamp body 130 is roughly the hemispherical shell of hollow.Transparent head lamp body 130 is arranged on rear lamp housing 120, and transparent head lamp body 130 forms host cavity (scheming not mark) jointly with rear lamp housing 120.
LED light source module 140 is contained in host cavity.The transparent head lamp body 130 of the light transmission that LED light source module 140 sends penetrates.The surface of transparent head lamp body 130, through cloudy surface process, makes the surface of transparent head lamp body 130 be cloudy surface, with the function making LED self-ballasted lamp 100 possess anti-dazzle.
See also Fig. 2 and Fig. 3, transparent head lamp body 130 offers the first louvre 134.The sidewall of main casing 121 offers multiple second louvre 125, multiple second louvres 125 array distribution on main casing 121.
Rear lamp housing 120 is offered the second louvre 125, with make rear lamp housing 120 and offer the first louvre 134 transparent head lamp body 130 between form the flow-guiding structure of through host cavity, utilize the convection current of air the heat that LED light source module 140 sends to be sent to LED self-ballasted lamp 100 outside.
Main casing 121 and the end face of little head end 121b also offer multiple 3rd louvre (not shown), and multiple 3rd louvre is arranged around connecting portion 123.To improve the heat dispersion of whole LED self-ballasted lamp 100 further.
Specifically in the present embodiment, the top of transparent head lamp body 130 is recessed to host cavity and forms recess 132.Recess 132 and LED light source module 140 offset, and multiple first louvre 134 is opened on recess 132.
The top of transparent head lamp body 130 is recessed the recess 132 being formed and offset with LED light source module 140 to host cavity, and on recess 132, offer multiple first louvre 134.The heat that LED light source module 140 sends effectively is distributed by the first louvre 134, solves traditional LED self-ballasted lamp and to dispel the heat bad problem, and decrease the light decay of LED light source module 140.
Transparent head lamp body 130 is PC (Polycarbonate, Merlon) plastic, transparent head lamp body 130, and its lighter weight, reduces the weight of whole light fixture.Be appreciated that transparent head lamp body 130 can be not limited to above-mentioned material, also can be made up of other light material.
See also Fig. 4, LED self-ballasted lamp 100 also comprises radiator 150.Radiator 150 is arranged in rear lamp housing 120, and radiator 150 comprises axis body 152 and is distributed in multiple radiating ribs 154 on axis body 152 surface.Heat dissipation channel (figure does not mark) is formed between adjacent radiating ribs 154.Due to the convection current of air, extraneous air enters heat dissipation channel from the second louvre 125 or the 3rd louvre, is taken away by the heat in both sides radiating ribs 154.Air with heat flows out from the first louvre 134 along heat dissipation channel.
Please again consult Fig. 1, LED self-ballasted lamp 100 also comprises cooling stand 160.Cooling stand 160 is arranged on radiator 150, and LED light source module 140 is multiple, and multiple LED light source module 140 is compassingly set on cooling stand 160.LED self-ballasted lamp 100 also comprises power supply module 170, and power supply module 170 is electrically connected with LED light source module 140.
See also Fig. 5, LED light source module 140 comprises multiple LED point light source 142 and heat dispersion substrate 144.Multiple LED point light source 142 are distributed in the surface of heat dispersion substrate 144, and heat dispersion substrate 144 is arranged on cooling stand 160.Specifically in the present embodiment, heat dispersion substrate 144 is MCPCB (metal base printed circuit board).Bend in the middle part of heat dispersion substrate 144 to form the first kink 144a and the second kink 144b.Form " V " character form structure between the first kink 144a and the second kink 144b, the first kink 144a and the second kink 144b is equipped with LED point light source 142.Heat dispersion substrate 144 is " V " character form structure, can strengthen the irradiating angle of LED light source module 140, reaches the effect of simulation incandescent lamp.
Above-mentioned LED self-ballasted lamp 100, compare with traditional LED self-ballasted lamp, at least possess following advantage:
First, in above-mentioned LED self-ballasted lamp 100, transparent head lamp body 130 is offered the first louvre 134, and on rear lamp housing 120, offer the second louvre 125, to make the flow-guiding structure forming through host cavity between rear lamp housing 120 and transparent head lamp body 130, utilize the convection current of air the heat that LED light source module 140 sends to be sent to LED self-ballasted lamp 100 outside, improve the thermal diffusivity of whole LED self-ballasted lamp 100, and decrease the light decay of LED light source module 140.
In addition, rear lamp housing 120 is made up of engineering plastics, to make the lighter weight of rear lamp housing 120, and then alleviates the weight of LED self-ballasted lamp 100.
The above embodiment only have expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (10)
1. a LED self-ballasted lamp, is characterized in that, comprising:
Lamp holder;
Rear lamp housing, described rear lamp housing is lamp housing after engineering plastics, described rear lamp housing is arranged on described lamp holder, described rear lamp housing comprises main casing and is connected to the connecting portion of described main casing one end, described main casing is horn-like structure, comprise the little head end that stub end and diameter are less than described stub end, described connecting portion is arranged at described little head end, and described connecting portion is connected with described lamp holder;
Transparent head lamp body, described transparent head lamp body is arranged on described rear lamp housing, and described transparent head lamp body and described rear lamp housing form light-source chamber jointly; And
LED light source module, is contained in described light-source chamber; Wherein, described transparent head lamp body offers multiple first louvre, the sidewall of described main casing offers multiple second louvre, multiple described second louvres array distribution on described main casing.
2. LED self-ballasted lamp according to claim 1, is characterized in that, the end face of described main casing and described little head end is also offered multiple 3rd louvre, and described multiple 3rd louvre is arranged around described connecting portion.
3. LED self-ballasted lamp according to claim 1, is characterized in that, described lamp holder offers screwed hole, and described connecting portion offers external screw thread, and described connecting portion and described screwed hole are screwed.
4. LED self-ballasted lamp according to claim 1, it is characterized in that, the top of described transparent head lamp body is recessed formation recess to described light-source chamber, and the female portion and described LED light source module offset, and multiple described first louvre is opened in the female portion.
5. LED self-ballasted lamp according to claim 1, is characterized in that, the surface of described transparent head lamp body is cloudy surface.
6. LED self-ballasted lamp according to claim 1, is characterized in that, described transparent head lamp body is PC plastic, transparent head lamp body.
7. LED self-ballasted lamp according to claim 1, is characterized in that, also comprise radiator, and described radiator is arranged in described rear lamp housing, and described radiator comprises main body and is distributed in multiple radiating ribs of described body surfaces.
8. LED self-ballasted lamp according to claim 7, is characterized in that, also comprise cooling stand, and described cooling stand is arranged on described radiator, and described LED light source module is multiple, and multiple described LED light source module is compassingly set on described cooling stand.
9. LED self-ballasted lamp according to claim 8, it is characterized in that, described LED light source module comprises multiple LED point light source and heat dispersion substrate, and described multiple LED point light source is distributed in the surface of described heat dispersion substrate, and described heat dispersion substrate is arranged on described cooling stand.
10. LED self-ballasted lamp according to claim 9, it is characterized in that, bend in the middle part of described heat dispersion substrate to form the first kink and the second kink, form " V " character form structure between described first kink and described second kink, and described first kink and described second kink are equipped with LED point light source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410605419.XA CN104359025A (en) | 2014-10-30 | 2014-10-30 | LED (light emitting diode) self-ballasted lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410605419.XA CN104359025A (en) | 2014-10-30 | 2014-10-30 | LED (light emitting diode) self-ballasted lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104359025A true CN104359025A (en) | 2015-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410605419.XA Pending CN104359025A (en) | 2014-10-30 | 2014-10-30 | LED (light emitting diode) self-ballasted lamp |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004296245A (en) * | 2003-03-26 | 2004-10-21 | Matsushita Electric Works Ltd | Led lamp |
| CN202082656U (en) * | 2010-12-09 | 2011-12-21 | 黄赟山 | LED (Light-emitting Diode) lampwick and LED lamp bulb |
| CN202901878U (en) * | 2012-05-04 | 2013-04-24 | 深圳市视凯威光电有限公司 | Novel heat dissipation light-emitting diode (LED) bulb lamp |
| CN203771149U (en) * | 2014-04-10 | 2014-08-13 | 厦门泰柯贸易有限公司 | LED lamp with automatic convection heat dissipating function |
| CN204254313U (en) * | 2014-10-30 | 2015-04-08 | 深圳市裕富照明有限公司 | The LED self-ballasted lamp of diffusion shell and convection heat dissipation structure after band |
-
2014
- 2014-10-30 CN CN201410605419.XA patent/CN104359025A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004296245A (en) * | 2003-03-26 | 2004-10-21 | Matsushita Electric Works Ltd | Led lamp |
| CN202082656U (en) * | 2010-12-09 | 2011-12-21 | 黄赟山 | LED (Light-emitting Diode) lampwick and LED lamp bulb |
| CN202901878U (en) * | 2012-05-04 | 2013-04-24 | 深圳市视凯威光电有限公司 | Novel heat dissipation light-emitting diode (LED) bulb lamp |
| CN203771149U (en) * | 2014-04-10 | 2014-08-13 | 厦门泰柯贸易有限公司 | LED lamp with automatic convection heat dissipating function |
| CN204254313U (en) * | 2014-10-30 | 2015-04-08 | 深圳市裕富照明有限公司 | The LED self-ballasted lamp of diffusion shell and convection heat dissipation structure after band |
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Application publication date: 20150218 |
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