CN202040597U - Light-emitting diode (LED) daylight lamp - Google Patents

Light-emitting diode (LED) daylight lamp Download PDF

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Publication number
CN202040597U
CN202040597U CN2011200468418U CN201120046841U CN202040597U CN 202040597 U CN202040597 U CN 202040597U CN 2011200468418 U CN2011200468418 U CN 2011200468418U CN 201120046841 U CN201120046841 U CN 201120046841U CN 202040597 U CN202040597 U CN 202040597U
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CN
China
Prior art keywords
led
glass tube
locating support
fluorescent lamp
radiating plate
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Expired - Fee Related
Application number
CN2011200468418U
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Chinese (zh)
Inventor
黄甜仔
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黄甜仔
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Priority to CN2011200468418U priority Critical patent/CN202040597U/en
Application granted granted Critical
Publication of CN202040597U publication Critical patent/CN202040597U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to a light-emitting diode (LED) daylight lamp, which adopts a pin LED or a paster LED. An LED circuit board covered by a copper foil is fixedly attached to a metal radiating plate through insulating materials so as to enable the heat generated when the LED is in work to be fast transmitted to the metal radiating plate and radiated in time, thereby guaranteeing that the LED daylight lamp can be used reliably and safely for a long term. The metal radiating plate is provided with at least two planes which form an angle, and the LED is arranged on the planes. Illumination angle is widened, thereby avoiding the phenomenon that the existing LED daylight lamp can only give out light right from the below part, and enabling consumers to be easy to accept that the LED daylight lamp replaces the traditional fluorescent lamp. The LED daylight lamp is provided with a locating support, the LED circuit board can be directly arranged in a glass tube with a smooth cavity and without location, thereby being easy in technology, convenient to assemble, novel in structure and effective in cost reduction. The LED daylight lamp is good in heat radiation, lighting angle and safety performance, long in service life, remarkable in energy-saving effect, low in cost, small in light decline and high in intensity of illumination, product reliability and ratio of price and function.

Description

The LED fluorescent lamp
Technical field
The utility model relates to a kind of illuminator lamp pipe, especially relates to a kind of LED fluorescent tube.
Background technology
The LED illumination is the third generation light source after incandescent lamp and fluorescent lamp (comprising electricity-saving lamp, HID lamp, golden fontanel lamp, electrodeless lamp), have efficient, environmental protection, energy-conservation, the life-span is long, colour rendering index is high, as incandescent lamp can instantaneous starting etc. characteristics, be one of high-technology field of the tool development prospect in the current whole world.
For the LED fluorescent lamp, though numerous advantages are arranged, the design of LED fluorescent lamp heat radiation, lighting angle, security and price are several big factors that has a strong impact on LED illumination development.
Quality is the life of product, and heat dissipation design is one of key factor of LED fluorescent lamp, in the application of LED fluorescent lamp, can not accomplish energy-conservationly and long-lived, and wherein main cause is that LED is afraid of high temperature most.Bad in case dispel the heat, will cause luminous efficiency low, shorten service life.
Bright dipping under existing LED fluorescent lamp has only is difficult to make light to reach the place that surpasses 120 degree fully.Light does not reach around the fluorescent tube, occur because of under bright but situation that the wall obfuscation is felt under the weather, the more difficult use reflecting plate that is applicable to obtains to want to obtain the light fixture that direction is penetrated in illumination.
The LED fluorescent lamp uses resin material mostly, cost height not only, and the LED heating can cause the fluorescent tube bending, also thermal contraction may take place in the use, is accompanied by the danger of dropping, and its security can allow the consumer worry when long-term the use.
LED illuminating product price height is the universalness obstacle, and can the decisive price ratio of price factor, the advantage of light fixture and price allow masses accept, and is to influence another key factor that the LED light fixture substitutes conventional lamp.
Light fixture needs whole reasonable price, and planning rationally.Lock into bottlenecks such as present LED fluorescent lamp technology, lighting angle, security, price, its popularization is made slow progress.
The utility model content
The utility model aims to provide a kind of advantage of the LED of giving full play to fluorescent lamp, and the LED good heat dissipation, lighting angle is good, security performance is good, long service life, energy-saving effect is remarkable, cost is low, light decay is few, illuminance is high, product department can allow the popular LED fluorescent lamp of being accepted by property height, price function than high, its price.
The purpose of this utility model is achieved in that is close to metallic heat radiating plate and fixed placement in glass tube after the multiple Copper Foil of led circuit plate is by the insulating materials insulation, the lighting tube plug device is at the glass tube two ends, and led circuit plate input is electrically connected with at least one lighting tube plug.
Described metallic heat radiating plate is provided with the groove more than at least one.
Described metallic heat radiating plate is provided with the plane of at least two angulations.
Also include locating support, locating support is connected with metallic heat radiating plate or led circuit plate.
Described locating support is a column, and top and bottom are provided with at least one connecting hole; Described locating support or be a curved body, top and bottom are provided with at least one connecting hole; Described locating support or be semicircle tension spring type, the centre is provided with joint pin, and joint pin top and bottom are provided with connecting hole.
Also include the LED constant-current supply, and be placed in the glass tube, LED constant-current supply output is electrically connected with LED lamp pearl circuit board input, and LED constant-current supply input is electrically connected with the lighting tube plug of at least one device at the glass tube two ends.
Described led circuit backboard portion glass tube inner chamber is provided with ornament materials; Or glass tube changes dual-color plastic pipe or plastic-aluminum pipe into.
Locating support is connected with the led circuit plate, and circuit board is hard circuit board or aluminium base circuit board, and is placed in the glass tube; The lighting tube plug device is at the glass tube two ends, and led circuit plate input is electrically connected with at least one lighting tube plug.
The utility model compared with prior art, have the following advantages: 1, the multiple Copper Foil of led circuit plate is close to by insulating materials and is fixed on the metallic heat radiating plate, the heat that LED when work produced is delivered to metallic heat radiating plate rapidly and in time distributes, and has guaranteed that LED lamp pearl uses safely reliably and with long-term.2, metallic heat radiating plate is provided with groove, can strengthen area of dissipation, and radiating effect is better, and can avoid the circuit board solder joint, processes more convenient, practical, manufacturing cost minimizing.3, metallic heat radiating plate is provided with the plane of at least two angulations, and LED is placed on this plane, and lighting angle is widened, avoided existing LED fluorescent lamp have only under the phenomenon of bright dipping, make the acceptant LED fluorescent lamp of consumer substitute conventional fluorescent.4, locating support is set, the led circuit plate can directly place in the glass tube of the smooth nothing of inner chamber location, and technology is simple, and is easy to assembly, novel structure.5, adopt glass tube, not only solved the LED heating and caused the plastics fluorescent tube to produce thermal contraction and deflection, be accompanied by the dangerous safety issue that drops, and avoided aging generation of plastic tube to strengthen light decay, and effectively reduce cost.6, led circuit backboard portion glass tube inner chamber is provided with ornament materials, and profile is succinct, and product is more attractive in appearance.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is further described.
Fig. 1 is the utility model embodiment 1 structural representation.
Fig. 2 is the utility model embodiment 1 cross-sectional view.
Fig. 3 is the utility model embodiment 2 cross-sectional view.
Fig. 4 is the cross-sectional view that the utility model embodiment 3 adopts two groups of pin LED.
Fig. 5 is the cross-sectional view that the utility model embodiment 3 adopts three groups of pin LED.
Fig. 6 is the cross-sectional view that the utility model embodiment 3 adopts two groups of paster LEDs.
Fig. 7 is the cross-sectional view that the utility model embodiment 3 adopts three groups of paster LEDs.
Fig. 8 is the utility model locating support column structural representation.
Fig. 9 is curved body structure schematic diagram for the utility model locating support.
Figure 10 is the another kind of structural representation of curved body for the utility model locating support.
Figure 11 is a semicircle tension spring type structural representation for the utility model locating support.
Figure 12 is the utility model embodiment 4 cross-sectional view.
Figure 13 is a semicircle tension spring type profile structural representation for the utility model embodiment 4 locating supports.
Figure 14 is placed on the interior structural representation of glass tube for the utility model constant-current supply.
Figure 15 is the structural representation of the utility model embodiment 5.
Figure 16 is provided with the ornament materials structural representation for the utility model inner chamber.
Figure 17 is the cross-sectional view of the utility model embodiment 5.
Figure 18 is placed on the interior structural representation of glass tube for the utility model embodiment 5 constant-current supplies.
The specific embodiment
Embodiment 1
Referring to Fig. 1, Fig. 2, the LED fluorescent lamp, comprise glass tube 1, LED2, circuit board 3, metallic heat radiating plate 4, lighting tube plug 5, LED2 is welded on the multiple Copper Foil 8 of circuit board 3, metallic heat radiating plate 4 is provided with slotted eye 10 and avoids solder joint 11 on the circuit board 3, the multiple Copper Foil 8 that makes circuit board 3 is close to metallic heat radiating plate 4 and fixed placement after by insulating materials 9 insulation in glass tube 1, lighting tube plug 5 devices are at glass tube 1 two ends, and the positive and negative electrode that has welded circuit board 3 inputs of LED2 is electrically connected with two electrodes 6,7 of lighting tube plug 5 respectively.When the LED fluorescent lamp was worked, LED2 also produced heat in luminous, depended merely on circuit board 3 self-radiatings, formed heat localization easily, in case it is bad to dispel the heat, will cause luminous efficiency low, and shorten service life.But owing to be provided with metallic heat radiating plate 4, the heat that produces during LED2 work in time dispels the heat by metallic heat radiating plate 4 from the multiple Copper Foil 8 of circuit board 3, has avoided the generation of heat localization, thereby has guaranteed the safe operating life of LED2.
Embodiment 2
As shown in Figure 3, described metallic heat radiating plate 12 is provided with two grooves 13,14, has avoided pin LED15,16 solder joint 17,18, and the multiple Copper Foil 20 that makes circuit board 19 can be close to metallic heat radiating plate 12 after by insulating materials 21 insulation, and fixed placement is in glass tube 1.Process more conveniently, strengthen area of dissipation simultaneously, solved the heat dissipation problem that pin LED is applied to the LED fluorescent lamp effectively.
Embodiment 3
Because LED is the reflection-type light source, bright dipping under the LED fluorescent lamp has only in actual use differs greatly with common fluorescent lamp illumination mode, is difficult to make light to reach the place that surpasses 120 degree fully.Light does not reach around the fluorescent tube, occur because of under bright but situation that the wall obfuscation is felt under the weather, and the more difficult use reflecting plate that is applicable to obtains to want to obtain the light fixture that direction is penetrated in illumination.In order to prevent this situation, when using pin LED, metallic heat radiating plate 22 is provided with the plane 23,24 of at least two angulations, on the plane 23,24 fluted 25,26, pin LED27,28 is welded on the multiple Copper Foil 30 of circuit board 29, the multiple Copper Foil 30 of circuit board 29 is close on the metallic heat radiating plate 22 by insulating materials 31, pin LED27,28 be positioned at 22 two planes of metallic heat radiating plate, 23,24 grooves 25,26 above, as shown in Figure 4.Angle between the plane 23,24 of metallic heat radiating plate 22 can be set to arbitrarily angledly as required, and lighting angle is relaxed, evenly, places that light reached fully surpass 120 degree and near common fluorescent lamp illumination mode.In order to make illumination more even, one fluted 32 plane 33 is set between two planes 23,24, see Fig. 5, pin LED34 be positioned at metallic heat radiating plate 22 fluted 32 plane 33 above.When using paster LED, metallic heat radiating plate 35 is provided with the plane 36,37 of at least two angulations, paster LED 38,39 is welded on the multiple Copper Foil 41 of circuit board 40, the insulating barrier 42 of circuit board 40 is close on the metallic heat radiating plate 35, paster LED 38,39 be positioned at 35 two planes of metallic heat radiating plate 36,37 above, as shown in Figure 6.Angle between the plane 36,37 of metallic heat radiating plate 35 can be set to arbitrarily angledly as required, and lighting angle is relaxed, evenly, places that light reached fully surpass 120 degree and near common fluorescent lamp illumination mode.In order to make illumination more even, a plane 43 is set between two planes 36,37, see Fig. 7, paster LED 44 be positioned at metallic heat radiating plate 35 planes 43 above.
Embodiment 4
Compare with the fluorescent lamp that uses glass tube, the resin material that existing LED fluorescent lamp adopts is the cost height not only, the LED heating can cause the fluorescent tube bending, also thermal contraction may take place in the use, be accompanied by the danger of dropping, but adopt glass tube to make the LED fluorescent lamp, the led circuit plate is difficult to be fixed in the glass tube of the smooth nothing of inner chamber location, in order to realize that the led circuit plate can be fixed in the glass tube, the utility model is provided with locating support, sees Fig. 8,9,10,11.Fig. 8 is the column structure, and Fig. 9,10 is curved body structure, and Figure 11 is a semicircle tension spring type structure, and locating support top and bottom are provided with at least one connecting hole 45,46.The locating support top shape can with the metallic heat radiating plate form fit, conveniently install and fix.
Figure 12 is embodiment 4 cross-sectional view, locating support 47 tops and bottom are provided with at least one connecting hole 45,46, the metallic heat radiating plate 50 that the led circuit plate is installed is fixing with locating support 47 top connecting holes 45 by screw 51, put in the glass tube 52, locating support 47 bottom connecting holes 46 are fixedlyed connected with lighting tube plug, because lighting tube plug is fixed on the glass tube two ends, play good positioning action with locating support, solved the led circuit plate effectively and be difficult to be fixed on the interior problem of glass tube that the smooth nothing of inner chamber is located.Locating support can also directly be fastened on the led circuit plate.
Figure 13 is that embodiment 4 locating supports are semicircle tension spring type profile structural representation.Locating support 47 is provided with joint pin 48 and tension spring 49, and connecting hole 45 is arranged at joint pin 48 tops, and connecting hole 46 is arranged at the bottom, as Figure 11.The metallic heat radiating plate 50 that the led circuit plate is installed is fixing with the connecting hole 45 on locating support 45 joint pins 48 by screw 51, puts in the glass tube 52, because locating support 45 tension springs 47 near glass tube 52 tube walls, play better positioning action.Locating support 47 bottom connecting holes 46 are fixedlyed connected with lighting tube plug, are the level of state to guarantee conducting terminal and led circuit plate on the lighting tube plug.Locating support can also directly be fastened on the led circuit plate.
Figure 14 is that the utility model LED constant-current supply is placed on glass tube inner structure schematic diagram.As shown in the figure, LED constant-current supply 53, be placed in the glass tube 54, LED constant-current supply 53 outputs are electrically connected with LED lamp pearl circuit board 55 inputs, LED constant-current supply 53 inputs are electrically connected at the conducting terminal 57 of the lighting tube plug 56 at glass tube 54 two ends with at least one device, and lighting tube plug 56 is provided with the connecting hole 58 that is connected with locating support.
Figure 15 is that the utility model inner chamber is provided with the ornament materials structural representation, and described led circuit plate 59 back glass tubes 60 inner chambers are provided with ornament materials 61; Or glass tube changes dual-color plastic pipe or plastic-aluminum pipe into; Make the LED fluorescent lamp more elegant in appearance.
Embodiment 5
Shown in Figure 16, figure l7, circuit board or be hard circuit board or aluminium base circuit board, locating support 62 is connected by screw 64 with led circuit plate 63, and is placed in the glass tube 65; Lighting tube plug 66 devices are at glass tube 65 two ends, and led circuit plate 63 inputs are electrically connected with the conducting terminal 67 of at least one lighting tube plug 63.
Also LED constant-current supply 68 can be placed in the glass tube 65 as shown in figure 18, LED constant-current supply 68 outputs are electrically connected with LED lamp pearl circuit board 63 inputs, and LED constant-current supply 68 inputs are electrically connected with the conducting terminal 67 of at least one lighting tube plug 66; Described led circuit plate 63 back glass tubes 65 inner chambers are provided with ornament materials 69.
Embodiment of the present utility model is not limited thereto; according to foregoing of the present utility model; ordinary skill knowledge and customary means according to this area; do not breaking away under the above-mentioned basic fundamental thought of the utility model prerequisite; can also make modification, replacement or the change of other various ways, all drop within the utility model rights protection scope.

Claims (10)

1.LED fluorescent lamp, comprise glass tube, led circuit plate, metallic heat radiating plate, lighting tube plug, it is characterized in that: be close to metallic heat radiating plate and fixed placement after the multiple Copper Foil of led circuit plate insulate by insulating materials in glass tube, the lighting tube plug device is at the glass tube two ends, and led circuit plate input is electrically connected with at least one lighting tube plug.
2. LED fluorescent lamp according to claim 1 is characterized in that: described metallic heat radiating plate is provided with the groove more than at least one.
3. LED fluorescent lamp according to claim 1 is characterized in that: described metallic heat radiating plate is provided with the plane of at least two angulations.
4. LED fluorescent lamp according to claim 1 is characterized in that: also include locating support, locating support is connected with metallic heat radiating plate or led circuit plate.
5. LED fluorescent lamp according to claim 1 is characterized in that: described locating support is a column, and top and bottom are provided with at least one connecting hole; Described locating support or be a curved body, top and bottom are provided with at least one connecting hole; Described locating support or be semicircle tension spring type, the centre is provided with joint pin, and joint pin top and bottom are provided with at least one connecting hole.
6. LED fluorescent lamp according to claim 1, it is characterized in that: also include the LED constant-current supply, and be placed in the glass tube, LED constant-current supply output is electrically connected with LED lamp pearl circuit board input, and LED constant-current supply input is electrically connected with the lighting tube plug of at least one device at the glass tube two ends.
7. LED fluorescent lamp according to claim 1 is characterized in that: described led circuit backboard portion glass tube inner chamber is provided with ornament materials; Or glass tube changes dual-color plastic pipe or plastic-aluminum pipe into.
8. a LED fluorescent lamp comprises glass tube, led circuit plate, locating support, lighting tube plug, it is characterized in that: locating support is connected with the led circuit plate, and is placed in the glass tube; The lighting tube plug device is at the glass tube two ends, and led circuit plate input is electrically connected with at least one lighting tube plug.
9. LED fluorescent lamp according to claim 8, it is characterized in that: also include the LED constant-current supply, and be placed in the glass tube, LED constant-current supply output is electrically connected with LED lamp pearl circuit board input, and LED constant-current supply input is electrically connected with at least one lighting tube plug; Described led circuit backboard portion glass tube inner chamber is provided with ornament materials.
10. LED fluorescent lamp according to claim 8 is characterized in that: described locating support is a column, and top and bottom are provided with at least one connecting hole; Described locating support or be a curved body, top and bottom are provided with at least one connecting hole; Described locating support or be semicircle tension spring type, the centre is provided with joint pin, and joint pin top and bottom are provided with at least one connecting hole.
CN2011200468418U 2011-02-24 2011-02-24 Light-emitting diode (LED) daylight lamp Expired - Fee Related CN202040597U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011200468418U CN202040597U (en) 2011-02-24 2011-02-24 Light-emitting diode (LED) daylight lamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011200468418U CN202040597U (en) 2011-02-24 2011-02-24 Light-emitting diode (LED) daylight lamp

Publications (1)

Publication Number Publication Date
CN202040597U true CN202040597U (en) 2011-11-16

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN2011200468418U Expired - Fee Related CN202040597U (en) 2011-02-24 2011-02-24 Light-emitting diode (LED) daylight lamp

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102606934A (en) * 2012-04-09 2012-07-25 殷为民 Novel opened light-emitting diode (LED) illuminating fluorescent lamp
CN102661497A (en) * 2012-04-16 2012-09-12 上舜照明(中国)有限公司 Light emitting diode (LED) straight-tube fluorescent lamp and manufacturing method thereof
WO2013078576A1 (en) * 2011-11-30 2013-06-06 宁波赛尔富电子有限公司 Illuminating lamp with uniform illuminance
CN103574492A (en) * 2012-08-07 2014-02-12 欧司朗股份有限公司 Lamp tube, manufacturing method thereof and illuminating device comprising lamp tube

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013078576A1 (en) * 2011-11-30 2013-06-06 宁波赛尔富电子有限公司 Illuminating lamp with uniform illuminance
CN102606934A (en) * 2012-04-09 2012-07-25 殷为民 Novel opened light-emitting diode (LED) illuminating fluorescent lamp
CN102661497A (en) * 2012-04-16 2012-09-12 上舜照明(中国)有限公司 Light emitting diode (LED) straight-tube fluorescent lamp and manufacturing method thereof
CN103574492A (en) * 2012-08-07 2014-02-12 欧司朗股份有限公司 Lamp tube, manufacturing method thereof and illuminating device comprising lamp tube

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GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20111116

Termination date: 20130224

C17 Cessation of patent right