CN204477762U - A kind of straight tube bulb lamp - Google Patents
A kind of straight tube bulb lamp Download PDFInfo
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- CN204477762U CN204477762U CN201520192666.1U CN201520192666U CN204477762U CN 204477762 U CN204477762 U CN 204477762U CN 201520192666 U CN201520192666 U CN 201520192666U CN 204477762 U CN204477762 U CN 204477762U
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- louvre
- power supply
- straight tube
- radiator
- bulb lamp
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Abstract
The utility model provides a kind of straight tube bulb lamp, comprise the lamp holder set gradually from top to bottom, power module, radiator, LED light source and diffuser, power module comprises power supply cover, be arranged at the power supply in power supply cover and power shelf, power supply is located on power shelf, power supply cover is designed with the up big and down small elliptical cylinder-shape louvre that a row or multi-row transverse direction be arranged in parallel, radiator is the cylindrical of hollow, side is surrounded by the fin of multiple vertical setting, gap is had between fin, the vertical symmetry axis in fin gap is parallel with the central shaft of the louvre of top or overlap, LED light source is arranged on the lower surface of radiator, diffuser is connected with radiator by retainer ring.The peculiar straight tube streamlined appearance of the utility model straight tube bulb lamp, beautiful design, lightweight, volume is little, be convenient to install; The arrangement design of louvre improves the cross-ventilation effect of radiator, and good heat dissipation effect, the life-span is long.
Description
Technical field
The utility model relates to a kind of LED lamp field, especially, relates to a kind of straight tube bulb lamp.
Background technology
LEDbulb lamp is a kind of novel LED bulb kind produced in LED illumination technical development process, also known as omnirange lamp or directionless lamp, it requires within the scope of LED bulb side inferior segment 270 degree, luminous flux can reach 5% of whole lamp total light flux, be evenly distributed and there is no obvious shadow region, so LEDbulb lamp has very large advantage relative to common LED.At present, owing to being limited by heat dissipation problem, the LEDbulb lamp power on market is less (being less than 30W), and radiating efficiency is low, the temperature rise of LED sheet, and the LED life-span is subject to extreme influence, and LED power savings is had a greatly reduced quality.Along with the increase of LEDbulb lamp power, above-mentioned defect is more obvious, and the normal illumination that cannot reach needed for user requires and effect even at all.
At present, the Patents such as the patent application " spherical LED lamp and the method for the production of spherical LED lamp " (application number CN200980136216.8) of PHILIPS Co. and patent application " bulb-shaped lamp and lighting device " (the application number 201110453449.X) of patent application " comprising the light source of the optical transmitting set be arranged in translucent outer envelope " (application number CN201080019874.1) and PANASONIC, its structure adopts radiator is set on lamp body, LED particle is set at lamp body top simultaneously, and on lamp body main header casing optics cell-shell, by this while meeting cooling requirements, by the light of its inner LED injection of optics cell-shell scattering, to form traditional LEDbulb lamp.The application for a patent for invention " a kind of LEDbulb lamp and bulb lamp cooling stand " (application number CN201320373880.8) of Opple Lighting Co., Ltd. is designed by special heat radiation rack, LED is arranged on cooling stand top, through hole is offered in cooling stand side, form the flowing of top-down air, to improve the radiating efficiency of LED bulb.
In addition, the weight and volume of bulb lamp is excessive, can affect the safe handling of user equally.
Utility model content
The utility model object is to provide a kind of perfect heat-dissipating, beautiful design, lightweight, volume is little, be convenient to the straight tube bulb lamp installed, to solve deficiency in existing heat dissipation technology and bulb lamp weight, bulky problem.
The technical scheme that the utility model adopts is: provide a kind of straight tube bulb lamp, comprises the lamp holder, power module, radiator, LED light source and the diffuser that set gradually from top to bottom; Described power module comprises power supply cover, be arranged at power supply in power supply cover and power shelf, and power supply is located on power shelf, power supply cover is provided with the louvre of up big and down small elliptical cylinder-shape; Described radiator is the cylindrical of hollow, and side is surrounded by the radiated rib of multiple vertical setting, has gap between radiated rib; Described LED light source is arranged on the lower surface of radiator; Described diffuser is connected with radiator by retainer ring.
Preferably, described elliptical cylinder-shape side is 20 ~ 30 degree with the angle of the extended line of the crossing gained of vertical plane two buses through its bottom surface major axis, is preferably 25 degree.
Preferably, the louvre on described power supply cover is that a row laterally be arranged in parallel, and size is identical is uniformly distributed.
Preferably, the louvre on described power supply cover for how row laterally be arranged in parallel, and often arranges louvre size, quantity is identical with distribution.
Preferably, the louvre on described power supply cover is three rows, and often row's louvre quantity is identical, and be uniformly distributed, the size of respectively arranging louvre from top to bottom increases gradually.
Preferably, the louvre on described power supply cover is three rows, and the oval cross section major axis respectively arranging louvre crossing with power supply cover upper surface is from top to bottom respectively 3.8 ~ 4.0mm, 4.5 ~ 5.3mm, 5.8 ~ 6.2mm, is preferably respectively 4.0mm, 5.0mm and 6.0mm.
Preferably, louvre on described power supply cover is three rows, respectively the distance of arranging between its adjacent heat radiation hole of louvre is respectively 2.5 ~ 3.0mm, 3.2 ~ 4.0mm, 4.0 ~ 4.2mm from top to bottom, is preferably and is respectively 2.5 ~ 2.8mm, 3.2 ~ 3.5mm, 4.0 ~ 4.2mm.
Preferably, described louvre central shaft parallel with the straight symmetry axis of heavily fortified point in radiated rib gap, below or overlap.
Preferably, described radiator comprises with 28 of 10 degree of angle gap distribution identical thin radiated ribs thick radiated rib identical with 4, described thick radiated rib is formed by the gap merging between two thin radiated ribs and described two thin radiated ribs, and the angle between adjacent two thick radiated ribs is 90 degree.
Preferably, the outermost horizontal direction width of described thin radiated rib is 4mm, and the outermost horizontal direction width of thick radiated rib is 12-13mm.
The utility model has following beneficial effect:
1) power module comprises power supply cover, power supply and power shelf, and power supply is located at the gap that power shelf can increase between power supply and radiator, is conducive to heat radiation; Power supply cover is provided with the louvre of up big and down small elliptical cylinder-shape, elliptical cylinder-shape side is 20 ~ 30 degree with the angle of the extended line of the crossing gained of vertical plane two buses through its bottom surface major axis; Ellipse louvre better and between radiator fin can form air convection channel, is more conducive to heat radiation.Louvre is that a row or multi-row transverse direction be arranged in parallel, be uniformly distributed, distance between adjacent heat radiation hole is respectively 2.5 ~ 3.0mm, 3.2 ~ 4.0mm, 4.0 ~ 4.2mm, and louvre is communicated with the fin gap of radiator, cross-ventilation for straight tube bulb lamp interior or exterior space provides unobstructed convection current channel, good heat dissipation effect, long service life.
2) louvre is that three rows laterally be arranged in parallel, the quantity of often arranging louvre is identical with distribution, ensure that the central shaft of the louvre that corresponding upper, middle and lower is arranged is at same plane, and the size of louvre increases gradually from top to bottom, the length of the oval cross section major axis that each row's louvre is crossing with power supply cover upper surface can be respectively 3.8 ~ 4.0mm, 4.5 ~ 5.3mm, 5.8 ~ 6.2mm; The particular design of louvre adds the circulation passage that light source produces heat and lamp outer air, can improve the radiating efficiency of LED, reduces LED sheet temperature, improves the service life of LED.
3) radiator adopts the design of the hollow cylinder bodily form, and side is surrounded by the fin of multiple vertical setting, has gap between fin, radial in heronsbill; The main curvature of open circles, make radiator beautiful design, lightweight, volume is little, is convenient to install; The fin quantity of radiator is 32, be made up of 28 thin radiated ribs and 4 thick radiated ribs, wherein thick radiated rib is formed by two thin radiated ribs and the merging of the gap between them, and radiated rib is all with 10 degree of angle gap distribution, and the angle between adjacent thick radiated rib is 90 degree; Radiated rib quantity is many, and heat-delivery surface is also large, good heat dissipation effect, and the gap simultaneously between radiated rib increases the area to stream interface, and radiated rib gap is communicated with louvre, and radiating effect is especially good; Being uniformly distributed of 4 thick radiated ribs, the angle between adjacent heat radiation fin is 90 degree, is merged and forms, can meet various accessory installation requirements required on market by two thin radiated ribs, convenient fixing.
Except object described above, feature and advantage, the utility model also has other object, feature and advantage.Below with reference to figure, the utility model is described in further detail.
Accompanying drawing explanation
The accompanying drawing forming a application's part is used to provide further understanding of the present utility model, and schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the structure chart of the utility model preferred embodiment straight tube bulb lamp;
Fig. 2 is the profile of the straight tube bulb lamp of the utility model preferred embodiment;
Fig. 3 is one of power supply cover local structural graph of the straight tube bulb lamp of the utility model preferred embodiment;
Fig. 4 is the power supply cover local structural graph two of the straight tube bulb lamp of the utility model preferred embodiment.
1, lamp holder; 2, power supply cover; 3, power supply; 4, power shelf; 5, radiator; 6, retainer ring; 7, diffuser; 8, LED light source; 9, interface; 10, louvre; 11, radiated rib; 12, radiated rib gap.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail, but the multitude of different ways that the utility model can limit according to claim and cover is implemented.
As shown in Figure 1 and Figure 2, a kind of straight tube bulb lamp, comprises the lamp holder 1, power module, radiator 5, LED light source 8 and the diffuser 7 that set gradually from top to bottom.
Described lamp holder 1 adopts existing screw socket interface mode E27 or E40, meets the custom that people use incandescent lamp, easy to use.
Described power module comprises power supply cover 2, be arranged at power supply 3 in power supply cover and power shelf 4, power supply 3 to be located on power shelf 4, power shelf 4 adopts cylindrical support frame structure, and power shelf 4 adds the gap between power supply 3 and radiator 5, is conducive to air circulation and heat radiation.
Described power supply 3 can adopt 30W-35W isolated form straight tube bulb lamp Down lamp driving power, this power supply is isolated form AC-DC switch power converter, it can convert the interchange of 100Vac ~ 240Vac input to constant direct current and export, its constant output current is 730mA, and output voltage range is 30-40Vdc.
See Fig. 3 and Fig. 4, power supply cover 2 is designed with the louvre 10 of up big and down small elliptical cylinder-shape on the surface, and up big and down small elliptical cylinder-shape concrete structure is as follows: elliptical cylinder-shape side is 20 ~ 30 degree with the angle of the extended line of the crossing gained of vertical plane two buses through its bottom surface major axis; Up big and down smallly refer to that louvre 10 is greater than the elliptic cross-section long axis length crossing with power supply cover 2 lower surface with power supply cover 2 upper surface intersecting elliptical tee section long axis length, face, described major axis place is the face with plane-parallel, the particular design of louvre 10 adds the circulation passage that light source produces heat and lamp outer air, the radiating efficiency of LED can be improved, reduce LED sheet temperature, improve the service life of LED.
Described louvre 10 be arranged in parallel for a row or multi-row transverse direction.Its regularity of distribution is: louvre is same row when arranging, and louvre 10 size is identical, is uniformly distributed, and quantity is 10 ~ 15; Louvre for many rows arrange time, the size of each row's louvre 10 increases from top to bottom, and the quantity of each row's louvre is identical, can be that 10-15 is individual, be uniformly distributed.
Described many row's louvres can be three rows, the louvre 10 oval cross section major axis crossing with power supply cover 2 upper surface can be respectively 3.8 ~ 4.0mm, 4.5 ~ 5.3mm, 5.8 ~ 6.2mm from top to bottom, and the distance between each row its adjacent heat radiation hole of louvre can be respectively 2.5 ~ 3.0mm, 3.2 ~ 4.0mm, 4.0 ~ 4.2mm.This kind of rule distribution mode makes the radiating efficiency of the application's straight tube bulb lamp to reach more than 97%.
Described radiator 5 is the cylindrical of hollow, and basal diameter scope can be 95mm to 100mm, and cylindrical height dimension can be 42mm to 45mm.The appearance design of radiator 5 straight tube line style, beautiful design, lightweight, volume is little, be convenient to install.
Described radiator 5 side is surrounded by the radiated rib 11 of multiple vertical setting, has gap between radiated rib 11; The straight symmetry axis of heavily fortified point in described louvre 10 central shaft and radiated rib gap, below 12 overlaps or parallel, namely louvre 10 and radiated rib gap 12 be connected and be all positioned at vertical direction, it is unimpeded that this design further ensures that hot-air spreads in radiated rib gap 12 and louvre 10 between the two, is conducive to improving radiating efficiency.
The radiated rib quantity that described radiator 5 comprises is multiple, can be equally distributed identical radiated rib, such as, be that outermost horizontal direction is wide is 4mm with 36 of 10 degree of gap distribution identical thin radiated ribs.
The radiated rib that described radiator 5 comprises also can not be identical, can be such as with 28 of 10 degree of gap distribution identical thin radiated ribs thick radiated rib identical with 4, wherein thick radiated rib is formed by the gap merging between two thin radiated ribs and described thin radiated rib, and the angle between adjacent two thick radiated ribs can be 90 degree; The outermost horizontal direction width of thin radiated rib is 4mm, and the outermost horizontal direction width of thick radiated rib is 12-13mm, and radiated rib 11 outermost horizontal plane direction width can not be identical, to guide the oxygen diffusion approach in bulb lamp.
Described radiated rib 11 outermost refers to the face that overlaps of radiated rib 11 and the outer surface of radiator 5, i.e. the outer surface of bulb lamp.
Described LED light source 8 can adopt COB or SMD lamp sheet, and this light source is high-quality warm white source, have high lumen, high aobvious finger, low colour temperature, low light attenuation, without advantages such as stroboscopics.
Described LED light source 8 is arranged on the lower surface of radiator 5, specific as follows: bottom LED light source 8, smear heat conductive silica gel adhesive, then can be directly bonded on radiator 5 light source installed surface, simple to operation.
Described diffuser 7 is connected with radiator 5 by retainer ring 6, and diffuser 7 adopts with retainer ring 6 and is threaded, and diffuser 7 adopts PC mist saturating, and light is more natural.
Embodiment 1
Straight tube bulb lamp power is 35W, and the louvre 10 on power supply cover 2 is a row, and quantity is 12, is uniformly distributed, and the louvre 10 oval cross section long axis length crossing with power supply cover 2 upper surface is 5mm; Cylindrical radiator 5 basal diameter is 100mm, is highly 45mm, and radiated rib 11 is that outermost horizontal direction width is 4mm with 36 of 10 degree of angle gap distribution thin radiated ribs; Radiating efficiency is 83%.
Embodiment 2
Straight tube bulb lamp power is 35W, and the louvre 10 on power supply cover 2 is two rows, and every row amount is 12, is uniformly distributed, and from top to bottom, the louvre 10 oval cross section long axis length crossing with power supply cover 2 upper surface is respectively 4.0mm, 5.0mm; Cylindrical radiator 5 basal diameter is 100mm, is highly 45mm, and radiated rib is that outermost horizontal direction width is 4mm with 36 of 10 degree of angle gap distribution thin radiated ribs; Radiating efficiency is 85%.
Embodiment 3
Straight tube bulb lamp power is 35W, and the louvre 10 on power supply cover 2 is two rows, and every row amount is 12, is uniformly distributed, and from top to bottom, the louvre 10 oval cross section long axis length crossing with power supply cover 2 upper surface is respectively 5.0mm, 6.0mm; Cylindrical radiator 5 basal diameter is 100mm, is highly 45mm, and radiated rib 11 is that outermost horizontal direction width is 4mm with 36 of 10 degree of angle gap distribution thin radiated ribs; Radiating efficiency is 87%.
Embodiment 4
Straight tube bulb lamp power is 35W, and the louvre 10 on power supply cover 2 is three rows, and every row amount is 12, is uniformly distributed, and from top to bottom, the louvre 10 oval cross section long axis length crossing with power supply cover 2 upper surface is respectively 4.0mm, 5.0mm, 6.0mm; Cylindrical radiator 5 basal diameter is 100mm, is highly 45mm, and radiated rib 11 is that outermost horizontal direction width is 4mm with 36 of 10 degree of angle gap distribution thin radiated ribs; Radiating efficiency is 97%.
Embodiment 5
Straight tube bulb lamp power is 35W, and the louvre 10 on power supply cover 2 is three rows, and every row amount is 12, is uniformly distributed, and from top to bottom, the louvre 10 oval cross section long axis length crossing with power supply cover 2 upper surface is respectively 4.0mm, 5.0mm, 6.0mm; Cylindrical radiator 5 basal diameter is 100mm, be highly 45mm, radiated rib is with 28 of 10 degree of angle gap distribution thin radiated ribs and 4 thick radiated ribs, thick radiated rib is formed by two thin radiated ribs and the merging of the gap between them, and the angle between adjacent two thick radiated ribs is 90 degree; The outermost horizontal direction width of thin radiated rib is 4mm, and the outermost horizontal direction width of thick radiated rib is 12.57mm; Radiating efficiency is 95%.
The radiating efficiency data that specific embodiment is corresponding compare form
| Prior art | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 | |
| Straight tube bulb lamp power | 35w | 35w | 35w | 35w | 35w | 35w |
| Radiating efficiency | 81％ | 83％ | 85％ | 87％ | 97％ | 95％ |
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. a straight tube bulb lamp, is characterized in that: comprise the lamp holder, power module, radiator, LED light source and the diffuser that set gradually from top to bottom; Described power module comprises power supply cover, be arranged at power supply in power supply cover and power shelf, and power supply is located on power shelf, power supply cover is provided with the louvre of up big and down small elliptical cylinder-shape; Described radiator is the cylindrical of hollow, and side is surrounded by the radiated rib of multiple vertical setting, has gap between radiated rib; Described LED light source is arranged on the lower surface of radiator; Described diffuser is connected with radiator by retainer ring.
2. straight tube bulb lamp according to claim 1, is characterized in that: described elliptical cylinder-shape side is 20 ~ 30 degree with the angle of the extended line of the crossing gained of vertical plane two buses through its bottom surface major axis.
3. straight tube bulb lamp according to claim 1, is characterized in that: the louvre on described power supply cover is that a row or multi-row transverse direction be arranged in parallel.
4. straight tube bulb lamp according to claim 3, is characterized in that: the size of described same horizontally-arranged louvre is identical.
5. straight tube bulb lamp according to claim 3, is characterized in that: described many rows are three rows, and it is identical and be evenly distributed often to arrange louvre quantity, and the size of respectively arranging louvre from top to bottom increases gradually.
6. straight tube bulb lamp according to claim 5, is characterized in that: the length of respectively arranging the louvre oval cross section major axis crossing with power supply cover upper surface is from top to bottom respectively 3.8 ~ 4.0mm, 4.5 ~ 5.3mm, 5.8 ~ 6.2mm.
7. straight tube bulb lamp according to claim 5, its special sheet is: respectively the distance of arranging between its adjacent heat radiation hole of louvre is respectively 2.5 ~ 3.0mm, 3.2 ~ 4.0mm, 4.0 ~ 4.2mm from top to bottom.
8. straight tube bulb lamp according to claim 1, is characterized in that: described louvre central shaft is parallel with the straight symmetry axis of heavily fortified point in radiated rib gap, below or overlap.
9. straight tube bulb lamp according to claim 1, it is characterized in that: described radiator comprises with 28 of 10 degree of angle gap distribution identical thin radiated ribs thick radiated rib identical with 4, described thick radiated rib is formed by the gap merging between two thin radiated ribs and described two thin radiated ribs, and the angle between adjacent two thick radiated ribs is 90 degree.
10. straight tube bulb lamp according to claim 9, is characterized in that: the thin outermost horizontal direction width of radiated rib is 4mm, and the outermost horizontal direction width of thick radiated rib is 12-13mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520192666.1U CN204477762U (en) | 2015-04-01 | 2015-04-01 | A kind of straight tube bulb lamp |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520192666.1U CN204477762U (en) | 2015-04-01 | 2015-04-01 | A kind of straight tube bulb lamp |
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| CN204477762U true CN204477762U (en) | 2015-07-15 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109869770A (en) * | 2017-12-04 | 2019-06-11 | 宁波方太厨具有限公司 | A kind of stove heat shield and application have the kitchen range of the stove heat shield |
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2015
- 2015-04-01 CN CN201520192666.1U patent/CN204477762U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109869770A (en) * | 2017-12-04 | 2019-06-11 | 宁波方太厨具有限公司 | A kind of stove heat shield and application have the kitchen range of the stove heat shield |
| CN109869770B (en) * | 2017-12-04 | 2024-04-16 | 宁波方太厨具有限公司 | Heat shield for kitchen range and application kitchen range with heat shield for kitchen range |
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