CN104565952A - LED (light emitting diode) eye protecting lamp tube - Google Patents
LED (light emitting diode) eye protecting lamp tube Download PDFInfo
- Publication number
- CN104565952A CN104565952A CN201510043027.3A CN201510043027A CN104565952A CN 104565952 A CN104565952 A CN 104565952A CN 201510043027 A CN201510043027 A CN 201510043027A CN 104565952 A CN104565952 A CN 104565952A
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- CN
- China
- Prior art keywords
- shell
- supporting plate
- led
- fluorescent tube
- constant
- 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.)
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Classifications
-
- 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
-
- 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
-
- 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
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/06—Arrangement of electric circuit elements in or on lighting devices the elements being coupling devices, e.g. connectors
-
- 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
- F21V5/00—Refractors for light sources
-
- 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)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
Abstract
The invention provides an LED (light emitting diode) eye protecting lamp tube. Two side plates are fixedly connected with two longitudinal edges of a supporting plate respectively; a crossing angle between extension surfaces of the two side plates is 90 degrees; the width of the supporting plate is greater than that of each side plate; a substrate which is fixedly provided with LED bulbs is fixed on the supporting plate; a constant-current driving power supply is fixed on the bottom of the supporting plate and is positioned in a shell; the shell is a partial cylinder; two edges of a cylinder side of the shell are connected with the upper edges of the side plates; the surface of the shell is tangent to a straight-grain wire-drawing arc-shaped groove which is parallel to the substrate; two sides of an arc-shaped diffuser or a flat diffuser are connected with the upper edges of the side plates; the top of a plastic sleeve of a liner of the shell is fixedly connected with the bottom of the supporting plate in an adhesion manner; the constant-current driving power supply is positioned in the plastic sleeve; the shell, the side plates connected to the shell and the supporting plate connected to the side plates are formed by a whole aluminum profile; current outputted by the constant-current driving power supply is constant and does not have ripple waves; the lighting angle of the lamp tube is smaller than 90 degrees; LED glare is reduced effectively; and LED stroboflash is eliminated by the non-ripple-wave power supply, so that the purpose of protecting eyes of a user is achieved.
Description
Technical field
The present invention relates to lighting technical field, be specially a kind of LED eyeshield fluorescent tube of anti-dazzle.
Background technology
LED has that the life-span is long, energy consumption is low, colour rendering is high and the advantage such as shock resistance is good, is called as electricity-saving lamp, is used widely.Traditional incandescent lamp is eliminated in many places, vigorously promotes the use LED electricity-saving lamp.But the direct light of LED causes dazzle, make people uncomfortable, under this illuminating lamp, study or work cause vision fatiguability, and can injure eyesight.
Each light fixture production firm is also being devoted to solve the glare problem of LED in recent years, and the most frequently used is reflecting cup structure, although the light of LED lamp can be made to become evenly soft, fails to solve the problem of LED direct projection dazzle.And can the luminous efficiency of large high attenuation LED through repeatedly diffuse reflection in light fixture, reduce the fractional energy savings of LED.And the more complicated cost too increasing light fixture of this structure.
In addition in the LED course of work, part electric energy is converted to heat energy, and LED light flux and temperature are inversely proportional to, and the life-span of LED is also inversely proportional to its operating temperature, so must reduce the environment temperature of LED work.Therefore an additional radiator on light fixture of having to, increase cost, also affect light fixture outward appearance.
Summary of the invention
The object of the invention is a kind of LED eyeshield fluorescent tube designed, about 75 ~ 90 °, the angle of cut of the side plate of the substrate connection of mounted LED lamp bulb, this structure makes the lighting angle of this LED lamp tube be less than or equal to 90 °, effectively reduces the dazzle that LED direct projection produces.
A kind of LED eyeshield fluorescent tube of the present invention's design, the substrate comprising fixed installation LED lamp bead, 2 pieces of side plates, constant-current driving power supply, shells paralleling with supporting plate longitudinal edge, diffuser above substrate front side and be installed on the lamp holder at two ends, constant-current driving power supply is connected with the electric connection of lamp holder through wire with lamp pearl.
2 blocks of side plates are fixedly connected with two longitudinal edges of supporting plate respectively, and the elongated surfaces angle of cut of 2 blocks of side plates is 75 ° ~ 90 °, the width W of supporting plate
holderbe greater than the width W of side plate
side, W
holder/ W
side=1.4 ~ 1.6.
The substrate of fixed installation LED lamp bead is fixed on supporting plate, and described constant-current driving power supply is fixed on supporting plate bottom surface, is positioned at shell.
The shell at the described supporting plate back side is portion cylindrical sidewall, and cross section is circular arc, and the right central angle of circular arc is 180 ° ~ 200 °, the cylindrical wall of shell two on along being connected with the upper edge of side plate.
Described case surface has the straight burr wire drawing parallel with supporting plate, and the diameter of wire drawing is 0.2mm ~ 0.3mm, and the arc groove that adjacent wire drawing is formed is tangent.
Described diffuser is the arc diffuser of light transmittance 80% ~ 90% or flat diffuser, and diffuser both sides are connected with edge on side plate.
It is circular long cylinder that described arc diffuser and shell synthesize cross section, or flat diffuser and shell 8 synthesize the long cylinder that cross section is D shape, and lamp sleeve is at the two ends of described long cylinder.
Described substrate is the circuit board covering copper aluminium base or cover copper glass mat.
Described inner lining of casing plastic bushing, the bottom of plastic bushing connects with inner surface of outer cover, and top is plane, post and fix with supporting plate bottom surface and be connected, and described constant-current driving power supply is in plastic bushing, is fixed on plastic bushing top.Plastic bushing makes power supply and casing insulation, prevents outer casing electrification, and protection power source better.
The inner surface of described side plate is covered with reflector layer.
Overall aluminium section bar forms shell, the side plate of connected with outer casing and the supporting plate of connecting lateral plate.
Described constant-current driving power supply is the current constant control integrated circuit that PFC removes stroboscopic chip and coordinates with it, constant output current ripple-free.The stroboscopic of LED lamp tube is significantly reduced, is conducive to the vision health protecting user.
Compared with prior art, the advantage of a kind of LED eyeshield of the present invention fluorescent tube is: 1, the side plate elongated surfaces angle of cut is 75 ° ~ 90 °, makes the lighting angle of this fluorescent tube be equal to or less than 90 °, effectively reduces the dazzle that LED direct projection produces; 2, side plate and shell act as radiator, the heat that LED produces is delivered to shell through supporting plate, side plate, the wire drawing of the outer surface of shell increases area of dissipation, uses this fluorescent tube appearance maximum temperature lower than 60 DEG C in normal circumstances, ensure that normal work and the life-span of LED; 3, adopt the power supply of constant output current ripple-free, the stroboscopic of LED significantly reduces, and is conducive to the vision health protecting user; 4, power supply is arranged on below supporting plate, is enclosed in fluorescent tube by shell and plastic bushing, safe and reliable, and profile neat appearance; 5, the diffuser that light transmittance is less than 100% plays diffuse reflection effect to light, makes the light of this fluorescent tube evenly soft.
Accompanying drawing explanation
Fig. 1 is this LED eyeshield fluorescent tube embodiment 1 structural representation.
Fig. 2 is this LED eyeshield fluorescent tube embodiment 1 cross sectional representation.
Fig. 3 is this LED eyeshield fluorescent tube embodiment 2 cross sectional representation.
Number in the figure is: 1, diffuser, 2, side plate, 3, LED lamp bead, 4, substrate, 5, supporting plate, 6, constant-current driving power supply, 7, plastic bushing, 8, shell, 9, lamp holder.
Detailed description of the invention
LED eyeshield fluorescent tube embodiment 1
As illustrated in fig. 1 and 2,2 blocks of side plates 2 are fixedly connected with two longitudinal edges of supporting plate 5 structure of this LED eyeshield fluorescent tube embodiment 1 respectively, and the elongated surfaces angle of cut of 2 blocks of side plates 2 is 90 °, the width W of supporting plate 5
holderbe greater than the width W of side plate 2
side, W
holder/ W
side=1.5.The portion cylindrical sidewall of shell 8 for being greater than 1/2 at described supporting plate 5 back side, cross section is circular arc, and the right central angle of circular arc is 200 °, and two of the cylindrical wall of shell 8 upper along being connected with the upper edge of side plate 2.Aluminium section bar formation shell 8, the side plate 2 of connected with outer casing 8 and the supporting plate 5 of connecting lateral plate 2 that this example is overall.There is the straight burr wire drawing parallel with supporting plate 5 on this exception shell 8 surface, and the diameter of wire drawing is 0.25mm, and the arc groove that adjacent wire drawing is formed is tangent.This routine side plate 2 inner surface is covered with reflector layer
Plastic bushing 7 is inserted in shell 8, and the bottom of plastic bushing 7 connects with shell 8 inner surface, and top is plane, post and fix with supporting plate 5 bottom surface and be connected, and constant-current driving power supply 6 is in plastic bushing 7, is fixed on plastic bushing 7 top.The substrate 4 of fixed installation LED lamp bead 3 is fixed on supporting plate 5.This routine diffuser 1 is the arc diffuser of light transmittance 85%, and diffuser 1 both sides are connected with edge on side plate 2.It is circular long cylinder that arc diffuser 1 and shell 8 synthesize cross section, and lamp holder 9 is enclosed within the two ends of long cylinder, and constant-current driving power supply 6 is connected through the electric connection of wire with lamp holder 9 with lamp pearl 3.
The current constant control integrated circuit that the constant-current driving power supply 6 of this example removes stroboscopic chip for PFC and coordinates with it, constant output current ripple-free.Can ensure that this LED lamp tube is completely without stroboscopic.
LED eyeshield fluorescent tube embodiment 2
As shown in Figure 3, it adopts flat diffuser 1 to this LED eyeshield fluorescent tube embodiment 2, and diffuser 1 both sides are connected with edge on side plate 2.Flat diffuser 1 synthesizes with shell 8 the long cylinder that cross section is D shape, and lamp holder 9 is enclosed within the two ends of this long cylinder, and constant-current driving power supply 6 is connected through the electric connection of wire with lamp holder 9 with lamp pearl 3.Other structure is identical with embodiment 1.
Above-described embodiment, be only the specific case further described object of the present invention, technical scheme and beneficial effect, the present invention is not defined in this.All make within scope of disclosure of the present invention any amendment, equivalent replacement, improvement etc., be all included within protection scope of the present invention.
Claims (10)
1. a LED eyeshield fluorescent tube, comprise the shell (8) at the substrate (4) of fixed installation LED lamp bead (3), the 2 pieces of side plates (2) paralleled with substrate (4) longitudinal edge, constant-current driving power supply (6), substrate (4) back side, the diffuser (1) of substrate (4) upper front and be installed on the lamp holder (9) at two ends, constant-current driving power supply (6) is connected through the electric connection of wire with lamp holder (9) with lamp pearl (3), it is characterized in that:
Described 2 pieces of side plates (2) are fixedly connected with two longitudinal edges of supporting plate (5) respectively, and the elongated surfaces angle of cut of 2 pieces of side plates (2) is 75 ° ~ 90 °, the width W of supporting plate (5)
holderbe greater than the width W of side plate (2)
side, W
holder/ W
side=1.4 ~ 1.6;
The substrate (4) of fixed L ED lamp pearl (3) is fixed on supporting plate (5); Described constant-current driving power supply (6) is fixed on supporting plate (5) bottom surface, is positioned at shell (8).
2. LED eyeshield fluorescent tube according to claim 1, is characterized in that:
The shell (8) at described supporting plate (5) back side is portion cylindrical sidewall, cross section is circular arc, the right central angle of circular arc is 180 ° ~ 220 °, the cylindrical wall of shell (8) two on along being connected with the upper edge of side plate (2).
3. LED eyeshield fluorescent tube according to claim 2, is characterized in that:
There is the straight burr wire drawing parallel with supporting plate (5) on described shell (8) surface, and the diameter of wire drawing is 0.2mm ~ 0.3mm, and the arc groove that adjacent wire drawing is formed is tangent.
4. LED eyeshield fluorescent tube according to claim 2, is characterized in that:
The arc diffuser that described diffuser (1) is light transmittance 80% ~ 90% or flat diffuser, diffuser (1) both sides are upper along being connected with side plate (2).
5. LED eyeshield fluorescent tube according to claim 4, is characterized in that:
It is circular long cylinder that described arc diffuser and shell (8) synthesize cross section, or flat diffuser and shell (8) synthesize the long cylinder that cross section is D shape, and lamp holder (9) is enclosed within the two ends of described long cylinder.
6. LED eyeshield fluorescent tube according to claim 1, is characterized in that:
Described substrate (4) is for covering copper aluminium base or covering the circuit board of copper glass mat.
7. LED eyeshield fluorescent tube according to claim 1, is characterized in that:
Described shell (8) plastic lining sleeve pipe (7), the bottom of plastic bushing (7) connects with shell (8) inner surface, top is plane, post and fix with supporting plate (5) bottom surface and be connected, described constant-current driving power supply (6) is in plastic bushing (7), is fixed on plastic bushing (7) top.
8. LED eyeshield fluorescent tube according to claim 1, is characterized in that:
The inner surface that described side plate (2) is is covered with reflector layer.
9. LED eyeshield fluorescent tube according to claim 1, is characterized in that:
Overall aluminium section bar forms shell (8), the side plate (2) of connected with outer casing (8) and the supporting plate (5) of connecting lateral plate (2).
10. LED eyeshield fluorescent tube according to claim 1, is characterized in that:
The current constant control integrated circuit that described constant-current driving power supply (6) removes stroboscopic chip for PFC and coordinates with it.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510043027.3A CN104565952A (en) | 2015-01-28 | 2015-01-28 | LED (light emitting diode) eye protecting lamp tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510043027.3A CN104565952A (en) | 2015-01-28 | 2015-01-28 | LED (light emitting diode) eye protecting lamp tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104565952A true CN104565952A (en) | 2015-04-29 |
Family
ID=53082669
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510043027.3A Pending CN104565952A (en) | 2015-01-28 | 2015-01-28 | LED (light emitting diode) eye protecting lamp tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104565952A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113915553A (en) * | 2021-10-29 | 2022-01-11 | 南京中电熊猫照明有限公司 | LED classroom lamp |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201335272Y (en) * | 2008-12-25 | 2009-10-28 | 新瓷科技股份有限公司 | Light-emitting diode fluorescent light |
| CN202281101U (en) * | 2011-10-28 | 2012-06-20 | 刘力霞 | Novel LED fluorescent lamp tube |
| KR20120113836A (en) * | 2011-04-06 | 2012-10-16 | (주)이노셈코리아 | The direct lighting of led |
| CN202532268U (en) * | 2012-04-24 | 2012-11-14 | 上海勾股弦节能科技有限公司 | Integrated light emitting diode (LED) fluorescent lamp plugged with planar lampshade |
| JP2013125590A (en) * | 2011-12-13 | 2013-06-24 | Mitsubishi Electric Lighting Corp | Illumination lamp |
| CN203585856U (en) * | 2013-10-22 | 2014-05-07 | 惠州市三鼎能源科技有限公司 | Novel LED lamp tube structure |
| CN203892936U (en) * | 2014-05-19 | 2014-10-22 | 宁波东隆光电科技有限公司 | Led lamp tube |
| CN204358500U (en) * | 2015-01-28 | 2015-05-27 | 广西盛和电子科技股份有限公司 | A kind of LED eyeshield fluorescent tube |
-
2015
- 2015-01-28 CN CN201510043027.3A patent/CN104565952A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201335272Y (en) * | 2008-12-25 | 2009-10-28 | 新瓷科技股份有限公司 | Light-emitting diode fluorescent light |
| KR20120113836A (en) * | 2011-04-06 | 2012-10-16 | (주)이노셈코리아 | The direct lighting of led |
| CN202281101U (en) * | 2011-10-28 | 2012-06-20 | 刘力霞 | Novel LED fluorescent lamp tube |
| JP2013125590A (en) * | 2011-12-13 | 2013-06-24 | Mitsubishi Electric Lighting Corp | Illumination lamp |
| CN202532268U (en) * | 2012-04-24 | 2012-11-14 | 上海勾股弦节能科技有限公司 | Integrated light emitting diode (LED) fluorescent lamp plugged with planar lampshade |
| CN203585856U (en) * | 2013-10-22 | 2014-05-07 | 惠州市三鼎能源科技有限公司 | Novel LED lamp tube structure |
| CN203892936U (en) * | 2014-05-19 | 2014-10-22 | 宁波东隆光电科技有限公司 | Led lamp tube |
| CN204358500U (en) * | 2015-01-28 | 2015-05-27 | 广西盛和电子科技股份有限公司 | A kind of LED eyeshield fluorescent tube |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113915553A (en) * | 2021-10-29 | 2022-01-11 | 南京中电熊猫照明有限公司 | LED classroom lamp |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150429 |