CN103822121A - Lamp - Google Patents
Lamp Download PDFInfo
- Publication number
- CN103822121A CN103822121A CN201410051708.XA CN201410051708A CN103822121A CN 103822121 A CN103822121 A CN 103822121A CN 201410051708 A CN201410051708 A CN 201410051708A CN 103822121 A CN103822121 A CN 103822121A
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- light
- emittingdiode
- connector
- circuit board
- light fixture
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Abstract
The invention relates to a lamp which comprises a glass tube, a light emitting diode assembly and first adhesive. The glass tube is provided with an inner tube wall, and an accommodating space is defined by the inner tube wall. The light emitting diode assembly is positioned in the accommodating space and comprises a circuit board and at least one light emitting diode. The circuit board is provided with a front surface and a back surface opposite to the front surface. The back surface of the circuit board is adhered on the inner tube wall of the glass tube by the first adhesive. The light emitting diodes are arranged on the front surface of the circuit board. The lamp has the advantages that the glass tube is excellent in heat dissipation capability, the circuit board of the light emitting diode assembly is adhered on the inner tube wall of the glass tube by the first adhesive with a heat conduction function, accordingly, heat generated when the light emitting diodes emit light can be transmitted to an external environment by the aid of the first adhesive and the glass tube, and a heat dissipation effect can be realized without aluminum extrusion structures.
Description
Technical field
The present invention is about a kind of light fixture, and especially in regard to a kind of light-emitting diode lamp.
Background technology
In order to save the power consumption of lighting, LED tube can be used to replace traditional fluorescent tube.Common LED tube comprises transparent plastic tube body, a light-emittingdiode lamp bar and an aluminium extruded structure.Aluminium extruded structure is to insert the chamber in plastic tube body from the side opening of transparent tube body.Light-emittingdiode lamp bar is carried in aluminium extruded structure, to realize the effect of heat radiation by aluminium extruded structure.
But aluminium extruded structure with high costs, easily improves the price of light fixture, and causes consumer's burden.
Summary of the invention
In view of this, one of object of the present invention is to provide a kind of light fixture, and it need not adopt aluminium extruded structure to carry light-emittingdiode lamp bar, also can realize the effect of heat radiation, thus can save the required sky high cost of aluminium extruded structure, and alleviate consumer's burden.
In order to achieve the above object, according to one embodiment of the present invention, the invention provides a kind of light fixture and comprise glass tube, light-emittingdiode assembly and the first adhesion glue.Glass tube has inner tubal wall.Inner tubal wall definition accommodation space.Light-emittingdiode assembly is arranged in accommodation space.Light-emittingdiode assembly comprises circuit board, at least one light-emittingdiode and the first adhesion glue.The back side that circuit board has front and arranges with respect to front.The back side of gluing the circuit board of the first adhesion is in the inner tubal wall of glass tube.Light-emittingdiode is arranged at the front of circuit board.
As optional technical scheme, this first adhesion glue is heat-conducting glue.
As optional technical scheme, this first adhesion glue is ultraviolet cured adhesive.
As optional technical scheme, this circuit board is a flexible circuit board.
As optional technical scheme, this light fixture also comprises: at least one end cap, and this end cap covers one end of this glass tube; And at least one driving module, this driving module is located in this end cap, and wherein, this light-emittingdiode assembly comprises at least one connector, connects to this connector plug property this driving module.
As optional technical scheme, this light fixture also comprises: a pair of end cap, and this covers respectively the opposite end of this glass tube to end cap; And a pair of driving module, this is to driving module to be located in respectively this in end cap, and this is to driving module to be electrically connected respectively this light-emittingdiode assembly.
As optional technical scheme, this light-emittingdiode assembly comprises: pair of connectors, this lays respectively at the opposite end of this circuit board to connector, this is arranged at respectively on this front of this circuit board connector, and this connects to plug property respectively this to driving module to connector.
As optional technical scheme, it is characterized in that, this light-emittingdiode assembly comprises: at least one ac transmission line, this ac transmission line is electrically connected this to connector; And at least one direct current transmission line, this direct current transmission line is electrically connected this wherein one and this light-emittingdiode to connector.
As optional technical scheme, this comprises alternating current transmission unit to the wherein one that drives module, this turns direct current unit to driving the wherein another one of module to comprise and exchanging, this alternating current transmission unit exchanges with this and turns direct current unit and by this, connector and this ac transmission line are electrically connected, and this interchange turns direct current unit and this connector and this direct current transmission line that in connector, are connected this direct current transmission line is electrically connected by this with this light-emittingdiode.
As optional technical scheme, this light fixture also comprises: the second adhesion glue, this second adhesion gluing this end cap and this glass tube.
In above-mentioned embodiment, because glass tube has good heat-sinking capability, and the circuit board of light-emittingdiode assembly is adhered to the inner tubal wall of glass tube by having the first adhesion glue of heat conduction function, therefore, the heat producing when light-emittingdiode is luminous can be passed in external environment by the first adhesion glue and glass tube, thereby need not aluminium extruded structure in the situation that, realize the effect of heat radiation.
The above is only in order to set forth problem, the technological means of dealing with problems that institute of the present invention wish solves and the effect producing thereof etc., detail of the present invention in connection with embodiment below and relevant drawings to introduce in detail.
Accompanying drawing explanation
Fig. 1 illustrates the three-dimensional exploded view according to the light fixture of an embodiment of the present invention.
Fig. 2 illustrates the partial perspective view according to the glass tube of the light fixture shown in Fig. 1, light-emittingdiode assembly and the first adhesion glue.
Fig. 3 illustrates the stereogram of the regional area A1 of Fig. 1.
Fig. 4 illustrates the stereogram of the regional area A2 of Fig. 1.
Fig. 5 illustrates the light-emittingdiode assembly of light fixture of Fig. 1 and the three-dimensional exploded view of end cap.
Fig. 6 illustrates the stereogram of the regional area A3 of Fig. 5.
Fig. 7 illustrates the stereogram of the regional area A4 of Fig. 5.
The specific embodiment
Describe plural embodiment of the present invention in detail below with reference to accompanying drawing, as clearly stated, the details in many practices will be explained in the following description.But those of ordinary skill in the art should recognize, in part embodiment of the present invention, the details in these practices is also non-essential, therefore does not apply to limit the present invention.In addition,, for the purpose of simplicity of illustration, some known usual structures and assembly are graphic middle illustrating in the mode of simply illustrating.
Fig. 1 illustrates the three-dimensional exploded view according to the light fixture of an embodiment of the present invention.As shown in Figure 1, in present embodiment, light fixture can comprise glass tube 100, light-emittingdiode assembly 200 and the first adhesion glue 300.Glass tube 100 has inner tubal wall 101.Inner tubal wall 101 defines accommodation space S.In other words, accommodation space S for by 101 of inner tubal walls around forming.Light-emittingdiode assembly 200 is arranged in accommodation space S.The inner tubal wall 101 of the first adhesion glue 300 adhesioluminescence diode assemblies 200 and glass tube 100.Thus, the first adhesion glue 300 can be fixed on light-emittingdiode assembly 200 in glass tube 100, in addition, because the glass material of glass tube 100 has good heat-sinking capability, therefore the heat that light-emittingdiode assembly 200 produces in the time of work can dissipate in external environment by glass tube 100, thereby can, in the situation that need not using aluminium extruded structure, effectively realize radiating effect.
Fig. 2 illustrates the partial perspective view according to the glass tube 100 of the light fixture of Fig. 1, light-emittingdiode assembly 200 and the first adhesion glue 300.As shown in Figure 2, light-emittingdiode assembly 200 can comprise circuit board 210 and light-emittingdiode 220 at least.Circuit board 210 has front 212 and the back side 214.The back side 214 is to arrange with respect to positive 212.Light-emittingdiode 220 is arranged at the front 212 of circuit board 210.The first adhesion glue 300 is adhered the back side 214 of circuit board 210 on the inner tubal wall 101 of glass tube 100.
By above-mentioned embodiment, in the time that light-emittingdiode 220 is luminous, the heat that produces, and this heat can conduct to the first adhesion glue 300 by circuit board 210, then, this heat can conduct to glass tube 100 by the first adhesion glue 300, and last, this heat can dissipate in external environment by glass tube 100.Thus, even if light-emittingdiode assembly 200 is not carried in aluminium extruded structure, also can realize radiating effect with glass tube 100 by the first adhesion glue 300.In addition, because the first adhesion glue 300 is clipped between the back side 214 of circuit board 210 and the inner tubal wall 101 of glass tube 100, thus can prevent that circuit board 210 from moving relative to glass tube 100, thus fixing light-emittingdiode assembly 200 is in glass tube 100.
In part embodiment, the first adhesion glue 300 can be heat-conducting glue, to help conducting to glass tube 100 from the heat of circuit board 210.In part embodiment, the first adhesion glue 300 can be ultraviolet cured adhesive.When the first adhesion glue 300 is positioned on the inner tubal wall 101 of glass tube 100, and light-emittingdiode assembly 200 is while being positioned on the first adhesion glue 300, can first adjust the position of light-emittingdiode assembly 200, be adjusted to after desired location until light-emittingdiode assembly 200, can be to the first adhesion glue 300 irradiating ultraviolet light, to solidify the first adhesion glue 300, thereby fixing light-emittingdiode assembly 200 is in glass tube 100.
In part embodiment, circuit board 210 can be flexible circuit board.Thus, circuit board 210 can be along 101 bendings of the inner tubal wall of glass tube 100, and are more smoothly bonded in the inner tubal wall 101 of glass tube 100.In addition, because circuit board 210 can smoothly be bonded in the inner tubal wall 101 of glass tube 100, therefore the first adhesion glue 300 between circuit board 210 and inner tubal wall 101 can have more uniform thickness, in order to the conduction of heat.
In part embodiment, as shown in Figure 1, light fixture can comprise end cap 410.One end of end cap 410 cover glass pipes 100, to protect the light-emittingdiode assembly 200 that is arranged in accommodation space S.In addition,, in part embodiment, light fixture can comprise a pair of end cap 410 and 420.This can distinguish the opposite end of cover glass pipe 100 to end cap 410 and 420.Furthermore, on end cap 420 cover glass pipes 100 with respect to the other end of end cap 410.Thus, end cap 410 and 420 can seal accommodation space S, in order to avoid foreign object falls into accommodation space S, and protection is arranged in the light-emittingdiode assembly 200 of accommodation space S.
Fig. 3 illustrates the stereogram of the regional area A1 of Fig. 1.As shown in Figure 3, in part embodiment, light fixture also comprises the second adhesion glue 710.The second adhesion glue 710 can adhere end cap 410 and glass tube 100.Furthermore, end cap 410 has an inner peripheral surface 412.The second adhesion glue 710 can be coated the inner peripheral surface 412 of end cap 410.In the time of one end of end cap 410 cover glass pipes 100, being positioned at the adhesion of second on inner peripheral surface 412 glue 710 can be adhered to end cap 410 on glass tube 100, in order to fixing end cap 410 and glass tube 100.
Fig. 4 illustrates the stereogram of the regional area A2 of Fig. 1.As shown in Figure 4, in part embodiment, light fixture also comprises the second adhesion glue 720.The second adhesion glue 720 can adhere end cap 420 and glass tube 100.Furthermore, end cap 420 has an inner peripheral surface 422.The second adhesion glue 720 can be coated the inner peripheral surface 422 of end cap 420.In the time of one end of end cap 420 cover glass pipes 100, being positioned at the adhesion of second on inner peripheral surface 422 glue 720 can be adhered to end cap 420 on glass tube 100, in order to fixing end cap 420 and glass tube 100.
Fig. 5 illustrates the light-emittingdiode assembly 200 of light fixture and the three-dimensional exploded view of end cap 410 and 420 of Fig. 1.As shown in Figure 5, in part embodiment, light fixture can comprise driving module 500.Drive module 500 can be located in end cap 410.Light-emittingdiode assembly 200 can comprise connector 250.Connector 250 is plug property connects and drives module 500.In other words,, when driving module 500 partly to insert in connector 250, light-emittingdiode assembly 200 can be electrically connected with driving module 500.Thus, drive module 500 can drive the light-emittingdiode 220 of light-emittingdiode assembly 200 luminous.In the time that wish separates the driving module 500 mutually combining with connector 250, only need end cap 410 to pull out outward, can make to drive module 500 to separate with connector 250.Therefore, above-mentioned design can be convenient to the assembly and disassembly of end cap 410 and light-emittingdiode assembly 200.
In part embodiment, as shown in Figure 5, light fixture also can comprise another and drive module 600.Drive module 600 to be located in end cap 420, and can be electrically connected light-emittingdiode assembly 200.In other words, light fixture can comprise a pair of driving module 500 and 600.This is to driving module 500 and 600 to be located in respectively in end cap 410 and 420.In addition, this is to driving module 500 and 600 to be electrically connected light-emittingdiode assembly 200, to drive light-emittingdiode 220 luminous.Because holding respectively, end cap 410 and 420 drives module 500 and 600, therefore in the time that light-emittingdiode 220 is luminous, the blanking bar at light-emittingdiode assembly 200 two ends (that is, without luminous region) area can be roughly equal, in order to the vision taste that promotes light fixture.
In part embodiment, light-emittingdiode assembly 200 can comprise another connector 260.Connect to connector 260 plug property and drive module 600.Furthermore, light-emittingdiode assembly 200 can comprise pair of connectors 250 and 260.This lays respectively to connector 250 and 260 two ends that circuit board 210 is relative, and this is arranged on the front 212 of circuit board 210 connector 250 and 260, and this connects to plug property respectively and drive module 500 and 600 connector 250 and 260.In other words, connect to connector 250 plug property drive module 500, and connector 260 plug property connect drive module 600.Thus, when driving module 500 partly to insert in connector 250, and drive module 600 while partly inserting in connector 260, light-emittingdiode assembly 200 can be connected with 600 with driving module 500.Therefore, drive module 500 and 600 can drive the light-emittingdiode 220 of light-emittingdiode assembly 200 luminous.In the time that wish separates the driving module 500,600 that mutually combines and light-emittingdiode assembly 200, only need end cap 410 to pull out outward, can make to drive module 500 to separate with connector 250, and only need end cap 420 to pull out outward, can make to drive module 600 to separate with connector 260.Therefore, above-mentioned design can be convenient to the assembly and disassembly of end cap 410,420 and light-emittingdiode assembly 200.
In part embodiment, as shown in Figure 5, light-emittingdiode assembly 200 can comprise at least one ac transmission line 230 and at least one direct current transmission line 240.Ac transmission line 230 connects connector 250 and 260.Direct current transmission line 240 connects connector 250 and light-emittingdiode 220.Thus, connector 260 can receive alternating current by self-driven module 600, then by ac transmission line 230 and connector 250, alternating current is passed to and drives module 500.Drive module 500 to convert alternating current to direct current, and direct current is passed to light-emittingdiode 220 by connector 250 and direct current transmission line 240, to drive light-emittingdiode 220 luminous.
For instance, can consult shown in the 6th and 7 figure, wherein Fig. 6 illustrates the stereogram of the regional area A3 of Fig. 5, and Fig. 7 illustrates the stereogram of the regional area A4 of Fig. 5.As shown in Figure 6, drive module 500 to comprise and exchange to turn direct current unit 520, as shown in Figure 7, drive module 600 to comprise alternating current transmission unit 620.Alternating current transmission unit 620 turns direct current unit 520 and can be electrically connected by connector 250,260 and ac transmission line 230 with exchanging.Interchange turns direct current unit 520 and can be electrically connected with direct current transmission line 240 by the connector 250 that is connected direct current transmission line 240 with light-emittingdiode 220.
More particularly, in part embodiment, as shown in Figure 6, drive module 500 also can comprise and drive Connection Block 510.Drive Connection Block 510 to be electrically connected to exchange and turn direct current unit 520.Drive Connection Block 510 to there is at least one alternating current and receive terminal 512 and at least one direct current transmission terminal 514.Connector 250 has at least one alternating current slot 252 and at least one direct current slot 254.Ac transmission line 230 may extend in alternating current slot 252, and direct current transmission line 240 may extend in direct current slot 254.In addition, as shown in Figure 7, drive module 600 also can comprise and drive Connection Block 610.Drive Connection Block 610 to be electrically connected alternating current transmission unit 620.Drive Connection Block 610 to there is at least one alternating current and transmit terminal 612.Connector 260 has at least one alternating current slot 262.Ac transmission line 230 may extend in alternating current slot 262.
As shown in Figure 6, in the time driving module 500 to be connected with connector 250, alternating current receives terminal 512 and can insert in alternating current slot 252, and is electrically connected ac transmission line 230, and direct current transmission terminal 514 can insert in direct current slot 254, and be electrically connected direct current transmission line 240.As shown in Figure 7, in the time driving module 600 to be connected with connector 260, alternating current transmits terminal 612 and can insert in alternating current slot 262, and is electrically connected ac transmission line 230.Thus, please first consult Fig. 7, alternating current transmission unit 620 can receive alternating current from external power source, and by alternating current transmission terminal 612, alternating current is passed to ac transmission line 230.Then refer to Fig. 6, alternating current receives terminal 512 can receive alternating current by ac transmission line 230, turn direct current unit 520 and this alternating current can be converted to direct current and exchange, direct current transmits 514 of terminals can pass to light-emittingdiode 220 by direct current transmission line 240 by this direct current, to drive light-emittingdiode 220 luminous.
In part embodiment, as shown in Figure 5, light-emittingdiode 220 can direct current transmission line 240 in electrical contact, luminous in order to receiving direct current.In part embodiment, direct current transmission line 240 can be arranged at the front 212 of circuit board 210, in order to positive 212 the light-emittingdiode 220 that is positioned in electrical contact.In part embodiment, the quantity of direct current transmission line 240 can be a pair of, for example, with two electrodes (: positive and negative the two poles of the earth) of difference light-emittingdiode 220 in electrical contact.
In part embodiment, as shown in Figure 5, ac transmission line 230 is directly not in electrical contact with light-emittingdiode 220, in order to avoid directly transmit alternating current to light-emittingdiode 220, and damage light-emittingdiode 220.In part embodiment, the quantity of ac transmission line 230 can be a pair of, with the direct current transmission line 240 corresponding to designing in pairs.In part embodiment, ac transmission line 230 can be arranged at the front 212 of circuit board 210, is positioned at positive 212 connector 250 and 260 in order to connection.
In part embodiment, in the time that light-emittingdiode assembly 200 comprises a pair of ac transmission line 230 with a pair of direct current electric transmission line 240, this can be between this be to ac transmission line 230 to direct current transmission line 240, and light-emittingdiode 220 can be positioned at this on direct current transmission line 240, so can be beneficial to and make direct current transmission line 240 light-emittingdiode 220 in electrical contact, and ac transmission line 230 and light-emittingdiode 220 are separated.
Although; of the present inventionly disclose as above with embodiment; so it is not in order to limit the present invention; anyly have the knack of this those skilled in the art; without departing from the spirit and scope of the present invention; when being used for a variety of modifications and variations, the scope that therefore protection scope of the present invention ought define depending on the appended claim of the present invention is as the criterion.
Claims (10)
1. a light fixture, is characterized in that, this light fixture comprises:
Glass tube, this glass tube has inner tubal wall, this inner tubal wall definition accommodation space;
Light-emittingdiode assembly, this luminous secondary body assembly is arranged in this accommodation space, and this light-emittingdiode assembly comprises:
Circuit board, this circuit board has front and the back side, and wherein, this front is relative with this reverse side; And
At least one light-emittingdiode, this light-emittingdiode is arranged at this front of this circuit board; And the first adhesion glue, this back side of gluing this circuit board of this first adhesion is in this inner tubal wall of this glass tube.
2. light fixture as claimed in claim 1, is characterized in that, this first adhesion glue is heat-conducting glue.
3. light fixture as claimed in claim 1, is characterized in that, this first adhesion glue is ultraviolet cured adhesive.
4. light fixture as claimed in claim 1, is characterized in that, this circuit board is a flexible circuit board.
5. light fixture as claimed in claim 1, is characterized in that, this light fixture also comprises:
At least one end cap, this end cap covers one end of this glass tube; And
At least one driving module, this driving module is located in this end cap, and wherein, this light-emittingdiode assembly comprises at least one connector, connects to this connector plug property this driving module.
6. light fixture as claimed in claim 1, is characterized in that, this light fixture also comprises:
A pair of end cap, this covers respectively the opposite end of this glass tube to end cap; And
A pair of driving module, this is to driving module to be located in respectively this in end cap, and this is to driving module to be electrically connected respectively this light-emittingdiode assembly.
7. light fixture as claimed in claim 6, is characterized in that, this light-emittingdiode assembly comprises:
Pair of connectors, this lays respectively at the opposite end of this circuit board to connector, and this is arranged at respectively on this front of this circuit board connector, and this connects to plug property respectively this to driving module to connector.
8. light fixture as claimed in claim 7, is characterized in that, this light-emittingdiode assembly comprises:
At least one ac transmission line, this ac transmission line is electrically connected this to connector; And
At least one direct current transmission line, this direct current transmission line is electrically connected this wherein one and this light-emittingdiode to connector.
9. light fixture as claimed in claim 8, it is characterized in that, this comprises alternating current transmission unit to the wherein one that drives module, this turns direct current unit to driving the wherein another one of module to comprise and exchanging, this alternating current transmission unit exchanges with this and turns direct current unit and by this, connector and this ac transmission line are electrically connected, and this interchange turns direct current unit and this connector and this direct current transmission line that in connector, are connected this direct current transmission line is electrically connected by this with this light-emittingdiode.
10. the light fixture described in claim 5 or 6, is characterized in that, this light fixture also comprises:
The second adhesion glue, this second adhesion gluing this end cap and this glass tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410051708.XA CN103822121A (en) | 2014-02-17 | 2014-02-17 | Lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410051708.XA CN103822121A (en) | 2014-02-17 | 2014-02-17 | Lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103822121A true CN103822121A (en) | 2014-05-28 |
Family
ID=50757321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410051708.XA Pending CN103822121A (en) | 2014-02-17 | 2014-02-17 | Lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103822121A (en) |
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| US10208898B2 (en) | 2015-04-29 | 2019-02-19 | Jiaxing Super Lighting Electric Appliance Co., Ltd. | LED tube lamp with operating modes compatible with electrical ballasts |
| US10288272B2 (en) | 2016-03-17 | 2019-05-14 | Zhejiang Super Lighting Electric Appliance Co., Ltd | Curved LED tubular lamp |
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Application publication date: 20140528 |