CN102102813A - Straight pipe type light source with light emitting diodes - Google Patents

Straight pipe type light source with light emitting diodes Download PDF

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Publication number
CN102102813A
CN102102813A CN2009102014188A CN200910201418A CN102102813A CN 102102813 A CN102102813 A CN 102102813A CN 2009102014188 A CN2009102014188 A CN 2009102014188A CN 200910201418 A CN200910201418 A CN 200910201418A CN 102102813 A CN102102813 A CN 102102813A
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China
Prior art keywords
strip substrate
light emitting
printing opacity
straight pipe
light source
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CN2009102014188A
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Chinese (zh)
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CN102102813B (en
Inventor
俞志龙
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SHANGHAI WILLIAM'S LIGHTING CO Ltd
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SHANGHAI WILLIAM'S LIGHTING CO Ltd
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Priority to CN2009102014188A priority Critical patent/CN102102813B/en
Publication of CN102102813A publication Critical patent/CN102102813A/en
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Abstract

The invention relates to a straight pipe type light source with light emitting diodes. The light source provided by the invention comprises a transmitting straight pipe and two lamp heads which are respectively arranged at two ends of the transmitting straight pipe and are provided with pins. The light source provided by the invention is characterized by also comprising a strip base plate, a plurality of light emitting diodes and a plurality of elastic components, wherein the strip base plate is positioned in the transmitting straight pipe and extends along the length direction of the straight pipe, and intervals are reserved between two sides of the base plate and the inner wall surface of the pipe wall of the transmitting straight pipe, and two ends of the strip base plate are respectively installed fixedly relative to two ends of the transmitting straight pipe; the plurality of light emitting diodes are arranged on the strip base plate; and the elastic components are installed on the strip base plate, are respectively positioned between the two sides of the base plate and the inner wall surface. The corresponding straight pipe type light source with fluorescent lamps can be replaced by the straight pipe type light source with the light emitting diodes provided by the invention, and a further energy-efficient effect can be achieved.

Description

The straight pipe type LED source
Technical field
The present invention relates to light emitting diode (LED) light source, be specifically related to the straight pipe type LED source.
Background technology
In the prior art, the straight pipe type light source light source that constitutes of straight pipe type fluorescent tube normally.Though the light source that fluorescent tube constitutes is energy-conservation with respect to incandescent lamp, compare its energy-saving effect with the light source that light emitting diode constitutes not enough greatly again.Therefore, in light source field, anxious stand-by LED source replace fluorescent lamps pipe light source is to reach further energy-conservation.
Summary of the invention
The present invention is in order to address the above problem, and its purpose is to provide a kind of energy to substitute the straight pipe type LED source of straight pipe type fluorescent tube light source.
Straight pipe type LED source of the present invention comprises the printing opacity straight tube and is fixedly installed in two lamp holders with pin at printing opacity straight tube two ends respectively, it is characterized in that, also comprises:
In the printing opacity straight tube, along the strip substrate that has the interval between the wall of the extension of printing opacity length of straight pipe direction, its two sides and printing opacity straight tube, the two ends of strip substrate are fixed with respect to two lamp holders respectively;
Be arranged on a plurality of light emitting diodes on the strip substrate; With
Be installed in the strip substrate, lay respectively between described two sides and the described wall and a plurality of elastic components that contact with described wall.
As above the straight pipe type LED source of the present invention of Gou Chenging has better energy-saving effect, for example substitute 2 of the straight pipe type fluorescent tube light sources of every 40W of same size profile, in the zone that light emitting diode points to, can reach identical illuminance with the straight pipe type LED source of the present invention of 1 12W.
Description of drawings
Fig. 1 is the bottom view of analysing and observe of the basic structure of demonstration one embodiment of the invention straight pipe type LED source, and wherein, strip substrate 4 is not analysed and observe.
Fig. 2 is the top view cutaway view of Fig. 1.
Fig. 3 is the partial enlarged drawing of A among Fig. 1, shows the concrete structure example of elastic component 6 and the mutual alignment relation of elastic component 6, printing opacity straight tube 1 and strip substrate 4.
Fig. 4 is the partial enlarged drawing of B among Fig. 2, shows the state example after the end assembling of end, lamp holder 2, align member 7 and strip substrate 4 of printing opacity straight tube 1.
Fig. 5 illustrates the structure chart of align member one embodiment.
The specific embodiment
Fig. 1 shows the bottom view of basic structure of the straight pipe type LED source of one embodiment of the invention, and Fig. 2 is the top view cutaway view of Fig. 1.Strip substrate 4 among Fig. 1 and each electronic devices and components disposed thereon are not all analysed and observe.This straight pipe type LED source comprises printing opacity straight tube 1 and is installed on two lamp holders 2 with pin 21 at printing opacity straight tube 1 two ends respectively.Wherein, printing opacity straight tube 1 can perhaps directly adopt the hollow billet of making existing fluorescent tube with for example formations such as transparent plastic of glass material, quartz material or heatproof.Lamp holder 2 for example can adopt makes the lamp holder that existing fluorescent tube is used.
This straight pipe type LED source also comprises: in printing opacity straight tube 1, extend, have 3 strip substrate 4 at interval between the internal face of its two sides and the tube wall 11 of printing opacity straight tube 1 along printing opacity straight tube 1 length direction, the two ends of strip substrate 4 fixedly mount with respect to the two ends of printing opacity straight tube 1 respectively; Be arranged on a plurality of light emitting diodes 5 on the strip substrate 4; And be installed in strip substrate 4, between the internal face of two sides laying respectively at this strip substrate 4 and tube wall 11 and a plurality of elastic components 6 that contact with internal face.Substrate 4 for example uses the printed circuit board (PCB) that constitutes by insulating materials to form.3 are used to link up the space of the printing opacity straight tube 1 that is positioned at substrate 4 two sides at interval, carry out good heat radiation so that the even whole tube wall by printing opacity straight tube 1 of the heat that light emitting diode 5 produces exchanges with outside air.The two ends of lath-shaped substrate 4 are positioned near two lamp holders 2.The quantity that is positioned at the elastic component 6 on strip substrate 4 one sides equates preferably that with the quantity of elastic component 6 on being positioned at strip substrate 4 another sides in this case, elastic component 6 is the even number more than 2.
This straight pipe type LED source further comprises a pair of align member 7, lay respectively at the two ends of strip substrate 4, be used on the direction that the axis around printing opacity straight tube 1 rotates strip substrate 4 being located, the two ends of strip substrate 4 are by the two ends fixed installation of this a pair of align member 7 with respect to printing opacity straight tube 1.This align member 7 is set up for the fluorescent lamp hollow billet and the lamp holder that adopt prior art.In this case, the two ends of strip substrate 4 are align member 7 to be adhered in the two ends and lamp holder of fluorescent lamp hollow billet bonding the time by existing lamp holder and fluorescent lamp hollow billet two ends by this a pair of align member 7 with respect to the fixed installation at the two ends of printing opacity straight tube 1.If make lamp holder again, also available lamp holder with positioning function of align member 7 substitutes align member 7 and existing lamp holder.Also can adopt existing lamp holder internal face two ends direct and the strip substrate bonding to substitute the positioning function of align member 7.
As a concrete structure example of align member 7, referring to Fig. 5.Align member 7 is that an end has laterally to the cylindrical shell shape stage portion 71 of outer lug, that stage portion 71 place end closures, the other end are opened wide.Have the notch of opening that passes through the end face center 72 on the end wall of a closed end, the end that is used to insert substrate 4 is so that locate substrate 4 on the direction that the axis around printing opacity straight tube 1 rotates.Two align members 7 also can be located substrate 4 on printing opacity straight tube 1 length direction from the two ends of substrate 4.Align member 7 for this structure, can be formed with respectively at the two ends of substrate 4 width less than substrate 4 width along the outstanding protuberance (not shown) of substrate 4 vertical (length direction), insert notch 72 when being used to install, so not only realize the location of the direction of rotation of substrate 4, also can realize the location of length direction.Referring to Fig. 5, the substrate 4 that elastic component 6 will be installed earlier during installation inserts printing opacity straight tube 1, again align member 7 is inserted printing opacity straight tube 1 and the end of the substrate 4 of above-mentioned each structure (end has protuberance or do not have protuberance) is inserted in the notch 72 from the open end of cylindrical shell shape align member 7, stage portion 71 is resisted against on the end face of printing opacity straight tube 1, protuberance inserts notch 72 when the end of substrate 4 has protuberance, the end face of substrate 4 is resisted against on the inner face of sealing one end, the two ends that lamp holder 2 are linked in printing opacity straight tube 1 and in addition bonding in, also align member 7 is adhered in the lamp holder 2 and the end of printing opacity straight tube 1.
In the various embodiments described above, referring to Fig. 3, the available cross elastic sheet metal of each of a plurality of elastic components 6 is made.Wherein upper and lower two cross sections are than left and right 20 field widths, upper and lower two cross sections are folded to form the pedestal with clip slot 61 of elastic component respectively along the two edges of left and right two cross sections, left and right two cross sections are converted into the elastomer 62 of a pair of swallow-wing shape at the lateral bending with notch directed in opposite clip slot pedestal 61, pedestal 61 is engaged to strip substrate 4 by clip slot from the side of strip substrate 4, the fore wing part of a pair of swallow-wing shape elastomer 62 and the bending place that hind wing partly joins and the internal face butt of tube wall 11.Elastic component 6 is except above-mentioned material and concrete structure, also can adopt other structure and/or other material (for example strip and block rubber), if it when a side is installed on substrate 4, opposite side with straight tube 1 internal face butt, can upwards have in the footpath of the straight tube 1 at butt place strain and with this radially vertical direction on 4 formation can prevent that the rigid support of substrate 4 up-down vibration is just passable to substrate.
In the various embodiments described above, this straight pipe type LED source can further comprise the drive circuit 8 that drives light emitting diode 5 work usefulness.
In including the straight pipe type LED source of drive circuit 8, a plurality of light emitting diodes 5 can be positioned on the single face of strip substrate 4, and drive circuit 8 only is arranged on the face opposite with a plurality of light emitting diode 5 place faces of strip substrate 4 (not shown).
In including the straight pipe type LED source of drive circuit 8, a plurality of light emitting diodes 5 can be positioned on the single face of strip substrate 4, and drive circuit 8 is arranged at least one end in the two ends (referring to Fig. 1 and 2) of strip substrate 4.
In including the straight pipe type LED source of drive circuit 8, a plurality of light emitting diodes 5 can be positioned on the single face of strip substrate 4, and drive circuit 8 only is arranged at least one end face in the both ends of the surface on the face opposite with a plurality of light emitting diode 5 place faces of strip substrate.
In including the straight pipe type LED source of drive circuit 8, a plurality of light emitting diodes 5 also can be positioned on strip substrate 4 two-sided.In this case, drive circuit 8 is arranged on the single or double of at least one end in the two ends (referring to Fig. 1 and 2) of strip substrate 4.
In the various embodiments described above, externally fed (for example civil power) can be introduced light source (promptly supplying with the input of drive circuit 8) from pin.
As changing example, above-mentioned drive circuit 8 also can not be arranged on the strip substrate 4 and be arranged on the outside of printing opacity straight tube 1 and mechanically separate with the straight pipe type LED source.In this case, drive circuit 8 will not be included in the straight pipe type LED source, and be included in the light fixture that constitutes by this straight pipe type LED source, the pin 21 of lamp holder 2 can be electrically connected by the output of bulb socket with drive circuit 8, and externally fed inserts the input of drive circuit 8.
Below in conjunction with the embodiments the present invention is had been described in detail, but the details of describing among the embodiment should not constitute limitation of the invention.The present invention should be as the criterion with the marrow that appended claims was limited.

Claims (5)

1. straight pipe type LED source comprises the printing opacity straight tube and is installed on two lamp holders with pin at printing opacity straight tube two ends respectively, it is characterized in that, also comprises:
In the printing opacity straight tube, extend, have strip substrate at interval between the internal face of its two sides and the tube wall of printing opacity straight tube along printing opacity length of straight pipe direction, the two ends of strip substrate fixedly mount with respect to the two ends of printing opacity straight tube respectively;
Be arranged on a plurality of light emitting diodes on the strip substrate; With
Be installed in the strip substrate, lay respectively between described two sides and the described internal face and a plurality of elastic components that contact with described internal face.
2. light source as claimed in claim 1, it is characterized in that, described light source further comprises a pair of align member, lay respectively at the two ends of strip substrate, with respect on the direction of the axis of printing opacity straight tube rotation to the strip substrate orientation, the two ends of strip substrate are by the two ends fixed installation of this a pair of align member with respect to the printing opacity straight tube.
3. light source as claimed in claim 1 or 2, it is characterized in that, each of described a plurality of elastic components is made by the cross elastic sheet metal, wherein go up, two cross sections are than a left side down, right 20 field widths, to go up, two cross sections are respectively along a left side down, the two edges of right two cross sections are folded to form the pedestal with clip slot of elastic component, a left side, right two cross sections are converted into the elastomer of a pair of swallow-wing shape at described pedestal and a lateral bending of notch directed in opposite clip slot, described pedestal is engaged to the strip substrate by clip slot from the side of described strip substrate, and at least a portion of the elastomeric fore wing part of described a pair of swallow-wing shape contacts with described internal face.
4. light source as claimed in claim 3, it is characterized in that, further comprise and drive the drive circuit that light emitting diode work is used, described a plurality of light emitting diode is positioned on the single face of described strip substrate, and described drive circuit is arranged on the face opposite with described a plurality of light emitting diodes place face of described strip substrate.
5. light source as claimed in claim 3, it is characterized in that, further comprise and drive the drive circuit that light emitting diode work is used, described a plurality of light emitting diodes are positioned on the single face of described strip substrate, and described drive circuit is arranged at least one end in the two ends of described strip substrate.
CN2009102014188A 2009-12-18 2009-12-18 Straight pipe type light source with light emitting diodes Active CN102102813B (en)

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Application Number Priority Date Filing Date Title
CN2009102014188A CN102102813B (en) 2009-12-18 2009-12-18 Straight pipe type light source with light emitting diodes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2009102014188A CN102102813B (en) 2009-12-18 2009-12-18 Straight pipe type light source with light emitting diodes

Publications (2)

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CN102102813A true CN102102813A (en) 2011-06-22
CN102102813B CN102102813B (en) 2013-05-08

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102748717A (en) * 2011-04-20 2012-10-24 隆达电子股份有限公司 Multi-section color temperature regulating device
CN103899939A (en) * 2012-12-28 2014-07-02 李文雄 LED fluorescent lamp and installation method thereof
CN113983373A (en) * 2021-10-14 2022-01-28 绿诺能源科技(深圳)有限公司 Light-emitting module

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101354114A (en) * 2007-07-23 2009-01-28 铭伟科技有限公司 LED lamp tube
CN201152471Y (en) * 2007-12-07 2008-11-19 刘耀汉 LED illumination light tube
TWM367286U (en) * 2008-12-22 2009-10-21 Hsin I Technology Co Ltd Structure of LED lamp tube

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102748717A (en) * 2011-04-20 2012-10-24 隆达电子股份有限公司 Multi-section color temperature regulating device
CN103899939A (en) * 2012-12-28 2014-07-02 李文雄 LED fluorescent lamp and installation method thereof
CN113983373A (en) * 2021-10-14 2022-01-28 绿诺能源科技(深圳)有限公司 Light-emitting module

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