CN201273472Y - Improved LED lamp structure - Google Patents
Improved LED lamp structure Download PDFInfo
- Publication number
- CN201273472Y CN201273472Y CNU2008201333098U CN200820133309U CN201273472Y CN 201273472 Y CN201273472 Y CN 201273472Y CN U2008201333098 U CNU2008201333098 U CN U2008201333098U CN 200820133309 U CN200820133309 U CN 200820133309U CN 201273472 Y CN201273472 Y CN 201273472Y
- Authority
- CN
- China
- Prior art keywords
- radiating fin
- fluorescent tube
- light
- fitting body
- emitting diode
- 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.)
- Expired - Fee Related
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/20—Light sources comprising attachment means
- F21K9/27—Retrofit light sources for lighting devices with two fittings for each light source, e.g. for substitution of fluorescent tubes
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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
- F21S8/00—Lighting devices intended for fixed installation
- F21S8/04—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures
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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
- F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
- F21Y2103/10—Elongate light sources, e.g. fluorescent tubes comprising a linear array of point-like light-generating elements
-
- 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
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- General Engineering & Computer Science (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The utility model relates to an improved type luminescent diode lamp structure, which comprises at least one lamp tube, a radiating flange and a voltage regulator, wherein the lamp tube comprises a lamp plate and a plurality of luminescent diode chips which are arranged on the lamp plate with equal distance, each luminescent diode chip is composed of two diode crystal grains which are packaged in parallel, when the luminescent diode chips are fixedly welded on the lamp plate, after a plurality of luminescent diode chips are equally connected in parallel into a circuit, a plurality of circuits which are connected in parallel are connected in series. The radiating flange is made of metal with good conductivity, a plurality of first screw holes and through holes are formed on the upper edge surface of the radiating flange, the first screw holes are used to lock the lamp tube, the through holes are provided for a power cord to thread and is connected with the lamp tube then, the voltage regulator is arranged on the back of the radiating flange or on the lamp body, one end of the voltage regulator is electrically connected with the lamp tube, and the other end is connected with a power supply.
Description
Technical field
The utility model relates to a kind of led lamp, specifically, is a kind of modified LED lamp structure that improves the light-emitting diode lamp tube radiating effect.
Background technology
Light emitting diode (LED) light fixture has that volume is little, little power consumption and long characteristics of life-span, therefore is widely used in Christmas lights, signalling light for vehicle, traffic mark, and high-tech products such as mobile phone, LCD screen.And the essential structure of general light emitting diode, be conducting end and the supporting part of establishing opposed polarity in a transparent insulator inside, described supporting part sets firmly a chip, be provided with fluorescent material around the described chip in addition, and be connected with conducting end with the electrode layer that metal wire constitutes chip, and each conducting end is extended the transparent insulation external body and is become power supply contact.When conducting end under the energising effect, the light source that its chip produced promptly is combined into the visible light of expection with the wavelength of fluorescent material when passing luminescent material.
Along with development of technology, the application surface of LED lamp also extends to general home lighting fluorescent tube, light fixture gradually.See also shown in Figure 1, generally known " LED fluorescent tube knot ", mainly by two pipe boxes (91), a tool light transmission lampshade (92), a circuit board (93), and some LED bulbs (94) that is arranged on the described circuit board (93) are formed.During assembling in described lampshade (92) ccontaining described circuit board (93) and LED bulb (94), more described two pipe boxes (91) are sheathed on described lampshade (92) two ends.
Aforesaid general LED fluorescent tube, though with the LED bulb is luminescence component, yet because the high-capacity LED input power only has 15～20% to convert light to, all the other 80～85% convert heat to, suppose input electric power 100%, are divided into heat loss 80% and available light 20% at last, after the electric power input, only surplus 20% energy is luminous, if these heats are not discharged outside in good time, will make LED crystal grain boundary temperature too high and influence luminous efficiency and luminescent lifetime.And with regard to single LEDs bulb, the die size of its constitutive requirements and the outer transparent plastic that coats all are the principal elements that influences radiating effect.Its main cause is that the area of dissipation of the not only poor thermal conductivity of plastics, and chip is also limited because chip is coated in the outer layer plastic, and then produces the problem of high temperature.And under this kind situation, with regard to the LED fluorescent tube, the quantity of LED bulb is many more, and its heat that produces relatively is high more.If reduce a LED bulb number, the luminosity that then throws light on is too little.
Therefore known led lamp exists above-mentioned all inconvenience and problem.
Summary of the invention
The purpose of this utility model is to propose a kind of modified LED lamp structure that has than high cooling efficiency.
For achieving the above object, technical solution of the present utility model is:
A kind of modified LED lamp structure comprises at least one fluorescent tube, a radiating fin, and a light fitting body and a voltage-stablizer is characterized in that:
Described at least one fluorescent tube comprises a lamp plate and some light-emitting diode chip for backlight unit of uniformly-spaced being located on the described lamp plate, and each described light-emitting diode chip for backlight unit is formed by the encapsulation in parallel of two diode crystal particles; When described light-emitting diode chip for backlight unit is welded on the described lamp plate, be that five equilibrium is with some light-emitting diode chip for backlight unit and after being unified into a circuit, again with some circuit series connection that are formed in parallel.
Described radiating fin is that the good metal of thermal conductivity is made, and the upper limb face of described radiating fin is formed with some first screws and the open-work that runs through, and described first screw is in order to the described fluorescent tube that locks, and described open-work then supply lines wears the back and links with described fluorescent tube;
Described light fitting body is provided with fixing for described radiating fin, and is covered with a lampshade and to cover;
Described voltage-stablizer is arranged on the back side or light fitting body of described radiating fin, and described voltage-stablizer one end and described fluorescent tube electrically connect, and the other end connects power supply.
Modified LED lamp structure of the present utility model can also be further achieved by the following technical measures.
Aforesaid modified LED lamp structure, wherein said lamp plate are made up of circuit board, insulation board and the undermost heat sink on upper strata in regular turn.
Aforesaid modified LED lamp structure, the relative biend of wherein said radiating fin place is provided with some second screws, the end face of described light fitting body correspondence then respectively is formed with perforation, after described second screw and described perforation place described light fitting body inner edge with described radiating fin, and utilize screw solid by the outer spiral shell that wears toward in.
Aforesaid modified LED lamp structure, wherein said radiating fin can utilize a pressing plate to cooperate two screw rods and the back side bearing of being fixed in the described relatively lampshade of described light fitting body, and the position of the corresponding described fluorescent tube of described back side bearing also forms through-hole part, so that described fluorescent tube is revealed in the described light fitting body.
After adopting technique scheme, modified LED lamp structure of the present utility model has the following advantages:
1. improve the fluorescent tube radiating efficiency, promote luminous mass and increase the service life.
2. simplify the light fixture package assembly, save electric power.
Description of drawings
Fig. 1 is the three-dimensional exploded view of known light-emitting diode lamp tube.
Fig. 2 is the stereo appearance figure of light-emitting diode lamp tube of the present utility model.
Fig. 3 is the circuit diagram of light-emitting diode lamp tube of the present utility model.
Fig. 4 is the combination section of light-emitting diode lamp tube of the present utility model.
Fig. 5 is the stereo appearance figure of first embodiment of the present utility model.
Fig. 6 is the three-dimensional exploded view of first embodiment of the present utility model.
Fig. 7 is the combination section of first embodiment of the present utility model.
Fig. 8 is the stereo appearance figure of second embodiment of the present utility model.
Fig. 9 is the combination section of second embodiment of the present utility model.
The specific embodiment
Below in conjunction with embodiment and accompanying drawing thereof the utility model is illustrated further.
Now see also Fig. 2～Fig. 9, as shown in the figure, described lamp plate (10) and some light-emitting diode chip for backlight unit (20) are formed a fluorescent tube (3), and described fluorescent tube (3) is formed a led lamp (1) with a radiating fin (4), light fitting body (5) and voltage-stablizer members such as (6).Described lamp plate (10) is from top to bottom in regular turn by a circuit board (11), insulation board (12), and heat sink members such as (13) is repeatedly formed mutually.And circuit board (11) the stage casing outer plate surface that is positioned at the superiors is provided with for described light emitting diode (20) welding, respectively provides a through hole (14) simultaneously and in two end near-end edge appropriate locations, uses to wear for screw (81) it is locked on the described radiating fin (4).
Described light-emitting diode chip for backlight unit (20) uniformly-spaced is located on the described lamp plate (10).(21,21 ') encapsulation in parallel forms each described light-emitting diode chip for backlight unit (20) by two diode crystal particles, when described light-emitting diode chip for backlight unit (20) is welded on the described lamp plate (10) simultaneously, and its five equilibrium is with some light-emitting diode chip for backlight unit (20) and after being unified into a circuit, again with the described circuit series connection that is formed in parallel.The utility model embodiment is that one group of parallel connection is divided into 6 circuit with 24 chips (20) with 4, utilizes series system that 6 circuit are connected into complete loop again.
Described radiating fin (4) is made the open-work (42) that the upper limb face of described radiating fin (4) is formed with some first screws (41) and runs through for good metals of thermal conductivity such as aluminium.Described first screw (41) is for the usefulness of described fluorescent tube (3) locking, and described open-work (42) then supplies the electric wire (61) of described voltage-stablizer (6) one ends to wear back and described fluorescent tube (3) electrically connect.
Described light fitting body (5) is the lamp housing member that geometry changes, can supply described fluorescent tube (3), radiating fin (4) and voltage-stablizer members such as (6) to set firmly after, and utilize the lampshade (51) of a tool light transmission to be covered to cover.And along with the difference of light fitting body (5) style structure, also some variation of structure that sets firmly with described radiating fin (4).
With described first embodiment of the utility model Fig. 5～Fig. 7, described radiating fin (4) is provided with some second screws (43) in the biend place relatively, the end face that described light fitting body (5) is corresponding then respectively is formed with perforation (52), and the suitable place of described light fitting body (5) internal face also convexes with location-plate (53), use place described location-plate (53) to go up for described radiating fin (4) after, utilize screw (81) and consolidate by the outer spiral shell that wears toward in.
Secondly, with the utility model Fig. 8 and second embodiment shown in Figure 9, described radiating fin (4) and set firmly thereon fluorescent tube (3) utilizes a pressing plate (82) to cooperate two screw rods (8
3) back side of being fixed in the described relatively lampshade of light fitting body (5) (51) that is wall lamp type is located, and the position of described light fitting body (5) corresponding described fluorescent tube (3) in described place also forms through-hole part (54), make described fluorescent tube (3) be revealed in the light fitting body (5), and the light that produces see through outwards transmission of described lampshade (51) again.
Described voltage-stablizer (6) generally is the member of transformation or burning voltage, can be arranged at described radiating fin (4) back side or light fitting body (5) appropriate location.The electric wire of one end (61) is connected with described fluorescent tube (3), and end then is provided with the external plug (62) of establishing power supply in addition.
Form by above-mentioned member, can not only simplify the package assembly of led lamp (1), present and the general entirely different design kenel of led lamp.The utility model utilizes the outer no plastic overmold of described light-emitting diode chip for backlight unit (20) simultaneously, and can avoid high temperature heat and concentrate on the light emitting diode outer rim, and improve the known situation that can't dispel the heat rapidly, and the utility model (21,21 ') parallel connection is packaged in the design on single the light-emitting diode chip for backlight unit (20) with two diode crystal particles, chip that can more single crystal grain has bigger area of dissipation, and then can significantly promote the radiating efficiency of light-emitting diode lamp tube, and reach the power saving purpose.
Above embodiment is only for the usefulness that the utility model is described, but not to restriction of the present utility model, person skilled in the relevant technique under the situation that does not break away from spirit and scope of the present utility model, can also be made various conversion or variation.Therefore, all technical schemes that are equal to also should belong to category of the present utility model, should be limited by each claim.
The element numbers explanation
1 led lamp:
3 fluorescent tubes
10 lamp plates
11 copper coins
12 insulation boards
13 heat sinks
14 through holes
20 light-emitting diode chip for backlight unit
21,21 diode crystal particles
4 radiating fins
41 first screws
42 open-works
43 second screws
5 light fitting bodies
51 lampshades
52 perforations
53 location-plates
54 through-hole parts
6 voltage-stablizers
61 electric wires
62 plugs
81 screws
82 pressing plates
83 screw rods
Claims (4)
1. a modified LED lamp structure comprises at least one fluorescent tube, a radiating fin, and a light fitting body and a voltage-stablizer is characterized in that:
Described at least one fluorescent tube comprises a lamp plate and some light-emitting diode chip for backlight unit of uniformly-spaced being located on the described lamp plate, and each described light-emitting diode chip for backlight unit is formed by the encapsulation in parallel of two diode crystal particles; When described light-emitting diode chip for backlight unit is welded on the described lamp plate, be that five equilibrium is with some light-emitting diode chip for backlight unit and after being unified into a circuit, again with some circuit series connection that are formed in parallel;
Described radiating fin is that the good metal of thermal conductivity is made, and the upper limb face of described radiating fin is formed with some first screws and the open-work that runs through, and described first screw is in order to the described fluorescent tube that locks, and described open-work then supply lines wears the back and links with described fluorescent tube;
Described light fitting body is provided with fixing for described radiating fin, and is covered with a lampshade and to cover;
Described voltage-stablizer is arranged on the back side or light fitting body of described radiating fin, and described voltage-stablizer one end and described fluorescent tube electrically connect, and the other end connects power supply.
2. modified LED lamp structure according to claim 1 is characterized in that, described lamp plate is made up of circuit board, insulation board and the undermost heat sink on upper strata in regular turn.
3. modified LED lamp structure according to claim 1, it is characterized in that, the relative biend of described radiating fin place is provided with some second screws, the end face of described light fitting body correspondence then respectively is formed with perforation, after described second screw and described perforation place described light fitting body inner edge with described radiating fin, and utilize screw solid by the outer spiral shell that wears toward in.
4. modified LED lamp structure according to claim 1, it is characterized in that, described radiating fin can utilize a pressing plate to cooperate two screw rods and the back side bearing of being fixed in the described relatively lampshade of described light fitting body, and the position of the corresponding described fluorescent tube of described back side bearing also forms through-hole part, so that described fluorescent tube is revealed in the described light fitting body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201333098U CN201273472Y (en) | 2008-09-01 | 2008-09-01 | Improved LED lamp structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201333098U CN201273472Y (en) | 2008-09-01 | 2008-09-01 | Improved LED lamp structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201273472Y true CN201273472Y (en) | 2009-07-15 |
Family
ID=40883819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201333098U Expired - Fee Related CN201273472Y (en) | 2008-09-01 | 2008-09-01 | Improved LED lamp structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201273472Y (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102129820A (en) * | 2010-01-20 | 2011-07-20 | 纬创资通股份有限公司 | Light-emitting diode device and display |
| WO2011085568A1 (en) * | 2010-01-18 | 2011-07-21 | 赵翼 | Manufacturing method for integrally packaged high-power led illumination source and led illumination lamp |
| CN102410504A (en) * | 2011-12-29 | 2012-04-11 | 东莞市神光光电科技有限公司 | Large-heat-radiation-surface LED lighting device and manufacture method thereof |
| CN103574334A (en) * | 2012-08-09 | 2014-02-12 | 天宇通讯科技(昆山)有限公司 | Energy-saving and high-brightness LED (light-emitting diode) light tube |
| CN104582426A (en) * | 2013-10-28 | 2015-04-29 | 联合汽车电子有限公司 | Modularized heat dissipation source device, thermal resistance measurement system with same and measurement method |
| WO2020252686A1 (en) * | 2019-06-19 | 2020-12-24 | 厦门普为光电科技有限公司 | Lamp with high heat dissipation efficiency |
| WO2021136186A1 (en) * | 2019-12-31 | 2021-07-08 | 苏州欧普照明有限公司 | Light-emitting assembly and luminaire |
-
2008
- 2008-09-01 CN CNU2008201333098U patent/CN201273472Y/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011085568A1 (en) * | 2010-01-18 | 2011-07-21 | 赵翼 | Manufacturing method for integrally packaged high-power led illumination source and led illumination lamp |
| CN102129820A (en) * | 2010-01-20 | 2011-07-20 | 纬创资通股份有限公司 | Light-emitting diode device and display |
| CN102129820B (en) * | 2010-01-20 | 2013-03-27 | 纬创资通股份有限公司 | Light-emitting diode device and display |
| CN102410504A (en) * | 2011-12-29 | 2012-04-11 | 东莞市神光光电科技有限公司 | Large-heat-radiation-surface LED lighting device and manufacture method thereof |
| CN102410504B (en) * | 2011-12-29 | 2013-02-13 | 创能世纪科技(北京)有限公司 | Large-heat-radiation-surface LED lighting device and manufacture method thereof |
| CN103574334A (en) * | 2012-08-09 | 2014-02-12 | 天宇通讯科技(昆山)有限公司 | Energy-saving and high-brightness LED (light-emitting diode) light tube |
| CN104582426A (en) * | 2013-10-28 | 2015-04-29 | 联合汽车电子有限公司 | Modularized heat dissipation source device, thermal resistance measurement system with same and measurement method |
| CN104582426B (en) * | 2013-10-28 | 2017-09-12 | 联合汽车电子有限公司 | Utilize the method for testing of the thermo-resistance measurement system with modularization radiating source device |
| WO2020252686A1 (en) * | 2019-06-19 | 2020-12-24 | 厦门普为光电科技有限公司 | Lamp with high heat dissipation efficiency |
| WO2021136186A1 (en) * | 2019-12-31 | 2021-07-08 | 苏州欧普照明有限公司 | Light-emitting assembly and luminaire |
| US11767971B2 (en) | 2019-12-31 | 2023-09-26 | Suzhou Opple Lighting Co., Ltd. | Light emitting assembly and lamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090715 Termination date: 20091009 |