CN201137830Y - LED universal lamp tube - Google Patents

LED universal lamp tube Download PDF

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Publication number
CN201137830Y
CN201137830Y CNU2008200914351U CN200820091435U CN201137830Y CN 201137830 Y CN201137830 Y CN 201137830Y CN U2008200914351 U CNU2008200914351 U CN U2008200914351U CN 200820091435 U CN200820091435 U CN 200820091435U CN 201137830 Y CN201137830 Y CN 201137830Y
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CN
China
Prior art keywords
led
cooling base
lighting module
fluorescent tube
light shield
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CNU2008200914351U
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Chinese (zh)
Inventor
周志邦
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Individual
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Individual
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Priority to CNU2008200914351U priority Critical patent/CN201137830Y/en
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Publication of CN201137830Y publication Critical patent/CN201137830Y/en
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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • F21K9/20—Light sources comprising attachment means
    • F21K9/27—Retrofit light sources for lighting devices with two fittings for each light source, e.g. for substitution of fluorescent tubes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
    • F21Y2103/10—Elongate light sources, e.g. fluorescent tubes comprising a linear array of point-like light-generating elements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Optics & Photonics (AREA)
  • General Engineering & Computer Science (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Abstract

The utility model discloses an all-purpose LED light tube, which comprises a strip-shape LED lighting module, a heat dissipation base, a light shield, two pairs of base pins and two base pin positioning seats which are suitable for inserting into light tube supports with the current standard, wherein the strip-shape LED lighting module is fixedly connected on the heat dissipation base, the light shield is installed on the heat dissipation base and is covered on the strip-shape LED lighting module, the base pin positioning seats are respectively installed on the both ends of the heat dissipation base, each pair of the base pins are respectively installed on both ends of the base pin seats and are electrically connected with the strip-shape LED lighting module. The all-purpose LED light tube adopts the interface structure of the existing lighting apparatus lamp holders, and can be manufactured according to the standard of the tube types of the current daylight lamps, such as T4, T5, T8, T9, T10, T12 and the like, and the light tube support which is corresponding with the current standard is directly inserted, can be used to directly replace the existing conventionally used fluorescent lamps, and the all-purpose LED tube can be widely applied to various lighting situations, is suitable for spreading and applying in the use of lighting, and can be used to replace the current filament lamps, daylight lamps and the like.

Description

The general fluorescent tube of LED
[technical field]
The utility model relates to a kind of structure of LED lamp, particularly the structure of the general fluorescent tube of LED of alternative existing fluorescent tube.
[background technology]
LED possesses lot of advantages because of the optical characteristics of himself, its in service life overlength, power consumption is extremely low owing to belong to cold light source, fire safety does not have any noise, no ultraviolet radiation, so obtain more and more widely application.Along with the fast development of economy, energy resource consumption sharply increases, and power supply shortage appears in many areas, causes supply on restriction, shows the superiority of LED light fixture more, uses the LED light fixture to substitute existing lighting, will be a kind of irreversible trend.Though the luminous intensity of single LED is than higher, but can't reach the intensity of normal lighting, if need reach the brightness that normal lighting needs, need a lot of LED is closely discharged according to the mode of array, it is bad to cause like this dispelling the heat, the LED luminescent properties is decay rapidly, and reduce service life significantly.And present stage, the design of LED light fixture also is unsuitable for directly replacing the LED light fixture that has the specification light fixture now.
[summary of the invention]
The purpose of this utility model is: provide a kind of and be suitable for normal lighting, directly be installed on the general fluorescent tube of LED of existing light fixture lamp socket.
For achieving the above object, the utility model proposes the general fluorescent tube of a kind of LED, comprise barcode LED lighting module, cooling base, light shield, be applicable to two pairs of pins and two pin positioning seats of grafting existing standard tube stand; Described barcode LED lighting module is fixed on the described cooling base, described light shield is installed on described cooling base and covers on the described barcode LED lighting module, described pin positioning seat is installed on described cooling base two ends respectively, described each a pair of pin is installed on respectively on the described pin positioning seat, and is electrically connected with described barcode LED lighting module.
The general fluorescent tube of above-mentioned LED also comprises at least two bridge heaps, is installed on described cooling base two ends respectively, and the input of each bridge heap connects with corresponding described pin, and the output of each bridge heap is electrically connected with corresponding described barcode LED lighting module.
The general fluorescent tube of above-mentioned LED also comprises the diffuser that is provided with the prism array structure, and it covers on the LED of described barcode LED lighting module, and is positioned within the described light shield.
The general fluorescent tube of above-mentioned LED, described light shield inner surface is provided with the prism array structure.
The general fluorescent tube of above-mentioned LED, described cooling base are the aluminium section bar of extrusion modling, and its bottom surface is formed with a groove; Described barcode LED lighting module is received and is fixed in this groove.
The general fluorescent tube of above-mentioned LED, described cooling base bottom surface is formed with a groove; Described barcode LED lighting module length slightly is shorter than the groove length of described cooling base bottom surface, and described barcode LED lighting module is received and is fixed in this groove; Described two bridges heap holds respectively in the overdose space that is installed on described groove two ends.
The general fluorescent tube of above-mentioned LED, the back of described cooling base forms arc surface, is formed with cavity between this arc surface and the described bottom; Or the back of described cooling base is formed with radiating fin.
The general fluorescent tube of above-mentioned LED, the two side faces symmetry of described cooling base offers the side channel that is used to install described light shield, the two installation ribs of stretching in described light shield is symmetrically arranged with; Described installation rib is fastened in the described side channel.
The general fluorescent tube of above-mentioned LED, the two side faces symmetry of described cooling base offers the dovetail groove that is used to install described light shield, and the two installation ribs of stretching in described light shield is symmetrically arranged with cooperate with this dovetail groove.
The general fluorescent tube of above-mentioned LED, described light shield are that the cross section is circular-arc, and it is installed on the described cooling base, combine with the arc surface of described cooling base to form circle or oval cross section.
Owing to adopted above scheme, brought following beneficial effect:
Fluorescent tube of the present utility model owing to adopt the interface structure of existing light fixture lamp socket, can be produced according to standards such as the fluorescent tube model T4 of existing fluorescent lamp, T5, T8, T9, T10, T12, directly pegs graft and uses the tube stand that meets existing standard; Can directly substitute the existing fluorescent lamp that generally uses, be widely used in being suitable for applying in various illumination occasions, the lighting use, replace existing incandescent lamp, fluorescent lamp etc.
Fluorescent tube of the present utility model because integrated bridge heap, can directly be plugged in exchange or the lamp socket of direct current output on, and need not distinguish polarity, easy to use.
In the total, the base plate 11 of LED lighting module, upper plate 12 and lamp tube base provide large-area heat dissipation channel, its thermal resistance is reduced, can fast Absorption conduct the heat that led chip produces, the heat that led chip produces can conduct to base plate 11, upper plate 12 and lamp tube base from led chip apace, distributes excellent in heat dissipation effect by heat radiation, cross-ventilation mode, the radiating efficiency height can effectively guarantee service life of lighting module.
Light fixture of the present utility model, employing LED is a light source, gives full play to the advantage of led light source, simple in structure, cost is low.
[description of drawings]
The schematic perspective view of Fig. 1 the utility model embodiment one.
The STRUCTURE DECOMPOSITION figure of Fig. 2 embodiment one.
The schematic cross section of Fig. 3 embodiment one.
The cooling base schematic cross section of Fig. 4 embodiment one.
Fig. 5 is the LED lighting module decomposition texture schematic diagram of embodiment one.
Fig. 6 is the LED lighting module overall structure schematic diagram of embodiment one.
Fig. 7 is the LED lighting module transversal profile structural representation of embodiment one.
Fig. 8 is the cross sectional representation of the cooling base of the utility model embodiment two.
[specific embodiment]
Also in conjunction with the accompanying drawings the utility model is described in further detail below by specific embodiment.
Embodiment one
Please in conjunction with Fig. 1, Fig. 2, Fig. 3, shown in Figure 4, the general fluorescent tube of this routine LED comprises barcode LED lighting module 1, cooling base 2, pin 31 and 32, pin positioning seat 41 and 42, light shield 5 and bridge heap 61 and 62; Barcode LED lighting module 1 adopts screw or heat-conducting glue to be anchored on the cooling base 2, cooling base 2 adopts the aluminium section bar of extrusion modling, its bottom surface is formed with a groove 20, barcode LED lighting module 1 adopts screw or heat-conducting glue to be anchored in this groove 20 of cooling base 2, the two abundant face contact is beneficial to heat radiation; Cooling base 2 back sides form arc surface 23, to increase area of dissipation; At groove 20 bottoms of cooling base 2 and the transition position of arc surface 23, promptly form two side channels 21,22, circular-arc light shield 5 is provided with two installation ribs stretching in the symmetry, and just in time spiral-lock is in these two side channels 21,22 of cooling base 2.Light shield 5 smoothly joins with the cambered surface of cooling base 2, and so, making the general fluorescent tube of this routine LED whole is pipe shape or oval tubulose.Barcode LED lighting module 1 length slightly is shorter than cooling base 2, and cooling base 2 two ends are respectively installed a bridge heap (bridge circuit) that is used for rectification, are housed inside in the groove 20, are electrically connected with barcode LED lighting module 1 two ends; Two pin positioning seat 41,42 difference spiral-locks are installed a pair of pin, the standard that the length size of pin, spacing meet existing fluorescent lamp in two ends of cooling base 2 on each pin positioning seat; This pin is piled input with the bridge in being housed inside groove 20 and is electrically connected; The outline in cross section is identical behind pin positioning seat cross section and cooling base shown in Figure 32 and light shield 5 snappings, makes overall appearance attractive in appearance.
The general fluorescent tube of this routine LED can be produced according to standards such as the fluorescent tube model T4 that has fluorescent lamp now, T5, T8, T9, T10, T12, directly pegs graft and uses the tube stand that meets existing standard, can be widely used in various illumination occasions, the lighting use.When being applied to the tube stand of existing standard, interchange that two end pins are introduced or dc source are by the rectified action of bridge heap, and one group of led chip is given in each bridge heap power supply, therefore, the general fluorescent tube of this routine LED is applicable to exchanging or direct current supply, and do not need to consider the polarity of pin.
Please in conjunction with Fig. 5, Fig. 6, shown in Figure 7, in this example, the barcode LED lighting module adopts: the patent No. is 200620014861.6, name is called the disclosed LED lighting module of Chinese patent of " LED lighting module ", and this barcode LED lighting module comprises base plate 11, upper plate 12, led chip 15, wiring board 14, insulating heat-conductive layer 13 etc.Upper plate 12, base plate 11 are the rectangle sheet, and width is identical, and the length of upper plate 12 is slightly less than the length of base plate 11, and the two all adopts aluminium sheet.Offer a rectangle window 120 on the upper plate 12, led chip 15 is laid on the wiring board 14, wiring board 14 is attached at the surface of base plate 11 again by insulating heat-conductive layer 13, when upper plate 12 is fitted on the base plate 11, this rectangle window place forms a groove, led chip 15 just in time is in this groove, and transparent heat-conducting glue 16 is gone up in this groove perfusion, finishes the encapsulation to led chip 15.And because upper plate 12 slightly is shorter than base plate 11, base plate 11 2 ends respectively form a step, and the positive and negative electrode of wiring board is drawn the step place in this two end.Like this, total forms a LED lighting module, is used for the general fluorescent tube of this routine LED.
In the total, base plate 11, upper plate 12 provide large-area heat dissipation channel, its thermal resistance is reduced, can fast Absorption conduct the heat that led chip 15 produces, the heat that led chip produces can conduct to base plate 11, upper plate 12 from led chip 15 apace, distributes excellent in heat dissipation effect by heat radiation, cross-ventilation mode, the radiating efficiency height can effectively guarantee service life of lighting module.
Light is even, soft to be distributed in order to make, reduction is to the stimulation of human eye, in this example, and can also be on the rectangle window 120 of upper plate 12, be covered with one and have prism array structure diffuser, the light that led chip sends, behind the reflection of process prism array, the refraction action, the light that transmits is even, soft, avoid shade to produce, increased and beautified effect, again can the intense stimulus eyes, avoided generation visual fatigue.Perhaps, be provided with the prism array architecture, play effect and the effect same with diffuser at the inner surface of light shield 5.
The utility model is converted to 12V direct current or interchange by potential device with civil power input 85～240VAC in use, is piled by the bridge of two ends and carries out rectification, driving LED chip light emitting; Therefore not polarity and alternating current-direct current directly apply under the various lamp bracket lamp sockets of socket of the fluorescent tube model T4 that meets existing fluorescent lamp, T5, T8, T9, T10, T12.
Embodiment two
This example is with the difference of last example, please refer to shown in Figure 8, this routine profile structure that cooling base adopted is different with last example, the cooling base that this is routine, be formed with three vertical radiating fins 24 side by side at its back, each radiating fin can fully contact with air, and heat radiation is gone out, the radiating efficiency height, good heat dissipation effect.
The foregoing description is not to restriction of the present utility model; those skilled in the art draw various embodiments by the utility model; for example; the variation of the shape of change in size of the present utility model, cooling base 2, base plate 11, upper plate 12 shapes, the variation of arranging of led chip; or the material of base plate 11, upper plate 12 replaced with other metals etc., all belong to protection domain of the present utility model.For example, light shield 5 is connected with cooling base 5, can adopt simple fastening, the connected mode that also can adopt dovetail groove to cooperate.

Claims (10)

1, the general fluorescent tube of a kind of LED is characterized in that: comprise barcode LED lighting module, cooling base, light shield, be applicable to two pairs of pins and two pin positioning seats of grafting existing standard tube stand; Described barcode LED lighting module is fixed on the described cooling base, described light shield is installed on described cooling base and covers on the described barcode LED lighting module, described pin positioning seat is installed on described cooling base two ends respectively, described each a pair of pin is installed on respectively on the described pin positioning seat, and is electrically connected with described barcode LED lighting module.
2, the general fluorescent tube of LED as claimed in claim 1, it is characterized in that: also comprise at least two bridge heaps, be installed on described cooling base two ends respectively, the input of each bridge heap connects with corresponding described pin, and the output of each bridge heap is electrically connected with corresponding described barcode LED lighting module.
3, the general fluorescent tube of LED as claimed in claim 1 is characterized in that: also comprise being provided with prism array structure diffuser, it covers on the LED of described barcode LED lighting module, and is positioned within the described light shield.
4, the general fluorescent tube of LED as claimed in claim 1 is characterized in that: described light shield inner surface is provided with the prism array structure.
5, the general fluorescent tube of LED as claimed in claim 1 is characterized in that: described cooling base is the aluminium section bar of extrusion modling, and its bottom surface is formed with a groove; Described barcode LED lighting module is received and is fixed in this groove.
6, the general fluorescent tube of LED as claimed in claim 2 is characterized in that: described cooling base bottom surface is formed with a groove; Described barcode LED lighting module length slightly is shorter than the groove length of described cooling base bottom surface, and described barcode LED lighting module is received and is fixed in this groove; Described two bridges heap holds respectively in the overdose space that is installed on described groove two ends.
7, the general fluorescent tube of LED as claimed in claim 5 is characterized in that: the back of described cooling base forms arc surface, is formed with cavity between this arc surface and the described bottom; Or the back of described cooling base is formed with radiating fin.
8, the general fluorescent tube of LED as claimed in claim 5 is characterized in that: the two side faces symmetry of described cooling base offers the side channel that is used to install described light shield, the two installation ribs of stretching in described light shield is symmetrically arranged with; Described installation rib is fastened in the described side channel.
9, the general fluorescent tube of LED as claimed in claim 5 is characterized in that: the two side faces symmetry of described cooling base offers the dovetail groove that is used to install described light shield, and the two installation ribs of stretching in described light shield is symmetrically arranged with cooperate with this dovetail groove.
10, the general fluorescent tube of LED as claimed in claim 7 is characterized in that: the cross section of described light shield is circular-arc, and it is installed on the described cooling base, combines with the arc surface of described cooling base to form circle or oval cross section.
CNU2008200914351U 2008-01-07 2008-01-07 LED universal lamp tube Expired - Fee Related CN201137830Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2008200914351U CN201137830Y (en) 2008-01-07 2008-01-07 LED universal lamp tube

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2008200914351U CN201137830Y (en) 2008-01-07 2008-01-07 LED universal lamp tube

Publications (1)

Publication Number Publication Date
CN201137830Y true CN201137830Y (en) 2008-10-22

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Family Applications (1)

Application Number Title Priority Date Filing Date
CNU2008200914351U Expired - Fee Related CN201137830Y (en) 2008-01-07 2008-01-07 LED universal lamp tube

Country Status (1)

Country Link
CN (1) CN201137830Y (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102734643A (en) * 2011-04-02 2012-10-17 品能光电(苏州)有限公司 T5 type LED (Light-Emitting Diode) fluorescent lamp
WO2015082087A1 (en) * 2013-12-02 2015-06-11 Clevalux Gmbh & Co. Kg Light tube

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102734643A (en) * 2011-04-02 2012-10-17 品能光电(苏州)有限公司 T5 type LED (Light-Emitting Diode) fluorescent lamp
WO2015082087A1 (en) * 2013-12-02 2015-06-11 Clevalux Gmbh & Co. Kg Light tube

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

Granted publication date: 20081022

Termination date: 20130107

CF01 Termination of patent right due to non-payment of annual fee