CN105782730B

CN105782730B - LED line

Info

Publication number: CN105782730B
Application number: CN201610133593.8A
Authority: CN
Inventors: 叶伟炳
Original assignee: Dongguan Wenyu Industrial Co Ltd
Current assignee: Dongguan Wenyu Industrial Co Ltd
Priority date: 2014-08-05
Filing date: 2014-08-05
Publication date: 2019-01-08
Anticipated expiration: 2034-08-05
Also published as: CN105782730A

Abstract

The present invention relates to a kind of LED lines, comprising: mounting base, several LED light, several heat-sink units and trunking.Mounting base has opposite first side and second side, several LED light are set in first side in array, several heat-sink units are set in second side, and radiating groove is offered at the top of heat-sink unit.Trunking is set in mounting base.Trunking has the section for lacking side square, and trunking has an opening, and trunking is open to be arranged towards the side of heat-sink unit, opens up several through-holes in trunking.Heat-sink unit is set in second side by above-mentioned LED line by installing on the first side LED light, and structure is simpler, is easily assembled, and cost is relatively low, in addition, heat-sink unit can scatter away heat in time, heat dissipation effect is preferable.

Description

LED line

Technical field

The present invention relates to LED lamp heat sink fields, more particularly to a kind of LED line.

Background technique

LED (Light Emitting Diode, light emitting diode), it can directly and efficiently convert electrical energy into visible Light, and possess the service life up to tens of thousands of hours~100,000 hour, to be widely used in landscape, safety, special type and general Fields, the market potentials such as logical illumination are beyond measure.

The basic structure of LED is P-N knot an of semiconductor, and when electric current flows through LED element, the temperature of P-N knot will Rise, and the temperature in the interface P-N is known as the junction temperature of LED, is typically due to the size that element chip all has very little, therefore, also The temperature of LED chip is known as the junction temperature of LED chip.

Use LED make LED lamp with it is of fine quality, durable, energy saving the advantages that and referred to as most common illuminator.

However, drawback existing for LED lamp itself is, LED lamp light efficiency is affected by the junction temperature of LED, compared with High junction temperature of chip will lead to light efficiency and be decreased obviously, and influence whether the service life of LED lamp.Since LED light is being sent out Light time, the temperature of its own can be increased constantly, in lasting illumination work, if the heat that LED light generates cannot be sent out in time It sheds, it will the damage for causing LED light influences the service life of LED light.Therefore, the heat dissipation problem of LED light is solved for mentioning The performance for rising LED light is most important.

In view of the above-mentioned problems, the thermal energy that some LED lamps generate when generally LED shining is directly delivered to aluminium alloy or each Kind metal shell radiates, or the high temperature generated by heat conductive silica gel transferring heat energy, when to reducing LED illumination, reduces LED light It declines, extends LED illumination service life.

But for LED lamp biggish for luminous power, due to the heat dissipation effect of shell and leading for heat conductive silica gel Thermal effect is poor not to be able to satisfy cooling requirements, therefore cannot realize the high temperature generated when reducing LED illumination well.If in addition increasing again If radiator is on shell, then will increase manufacture difficulty, and cost is also higher.

Summary of the invention

Based on this, it is necessary to provide a kind of good heat dissipation effect, be easily assembled, structure is simple and lower-cost LED line Bar lamp.

A kind of LED line, comprising: mounting base, several LED light, several heat-sink units and trunking；The peace Dress seat tool has opposite first side and second side；Several described LED light are set in the first side in array； Several described heat-sink units are successively spaced and are fixedly installed in the second side, and the heat-sink unit is far from described second Radiating groove is offered at the top of side, and several described radiating grooves are arranged in parallel；The trunking is fixedly installed on the peace In a side for filling seat, and the trunking and putting down where several tops of heat-sink unit far from the second side Face is parallel, and the trunking has the section for lacking side square, and the trunking has an opening, and the trunking is against described The heat-sink unit and opening is arranged towards the side of the heat-sink unit, if the adjacent two sides of the trunking open up respectively Dry through-hole；

The LED line further includes lamp set, and the two sides of the mounting base offer card slot, and the lamp set is hollow knot Two holding sections engaged respectively with two card slots are arranged on the inner sidewall of lamp set in structure；The heat-sink unit it is interior Portion has the section of Peano curve；Several described heat-sink units have the section of continuous " several " font；The first side Upper setting reflective layer, the reflective layer include polyester layer and several hollow reflective balls being set on the polyester layer, institute State polyester layer with a thickness of 10 μm~15 μm, the outer diameter of the hollow reflective ball is 20 μm~25 μm, and internal diameter is 10 μm~15 μm.

It in one embodiment, further include pcb board, the pcb board is set in the mounting base, described in several LED light is set on the pcb board in array.

In one embodiment, an auxiliary heat dissipation unit is also set up at the top of each heat-sink unit.

In one embodiment, the auxiliary heat dissipation unit has Moebius ring structure.

In one embodiment, the top of each heat-sink unit is extended an auxiliary heat dissipation unit.

In one embodiment, the first side is hyperbolic-parabolic, several described LED light are set in array In above-mentioned first side.

LED light by being mounted in the first side of mounting base and being set to heat-sink unit by above-mentioned LED line In the second side of mounting base, structure is simpler, is easily assembled, and cost is relatively low, in addition, heat-sink unit can scatter away in time The heat that LED light generates, heat dissipation effect are preferable.

Above-mentioned LED line is particularly suitable in the biggish LED lamp of luminous power, has extremely extensive market value basis And practical value.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the LED line of an embodiment of the present invention；

Fig. 2 is the side view of LED line shown in FIG. 1；

Fig. 3 is the structural schematic diagram of the first side of mounting base shown in FIG. 1；

The structural schematic diagram of the lampshade of Fig. 4 an embodiment of the present invention；

Fig. 5 is the structural schematic diagram of trunking shown in Fig. 2；

Fig. 6 is the structural schematic diagram that the lamp of an embodiment of the present invention covers.

Specific embodiment

In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing to the present invention Specific embodiment be described in detail.Many details are explained in the following description in order to fully understand this hair It is bright.But the invention can be embodied in many other ways as described herein, those skilled in the art can be not Similar improvement is done in the case where violating intension of the present invention, therefore the present invention is not limited by the specific embodiments disclosed below.

Please refer to Fig.1 to Fig.3, if the LED line 10 of an embodiment include mounting base 100, several LED light 200, Dry heat-sink unit 300 and trunking 400.Several LED light 200, several heat-sink units 300 and trunking 400 are equal It is mounted in mounting base 100.

Please refer to Fig. 1 and Fig. 2, mounting base 100 has opposite first side 110 and second side 120.Example Such as, mounting base 100 is rectangular structure, and for another example, as depicted in figs. 1 and 2, mounting base 100 is flat cuboid, for another example, peace Dress seat 100 is round-like structure, and for another example, mounting base 100 is column structure.For another example, first side 110 and second side 120 It is arranged in parallel.

In order to enhance the heat dissipation performance and heating conduction of mounting base 100, for example, mounting base 100 is copper or copper alloy one Body cast molding structure, with a thickness of 5mm~8mm, in this way, the heat dissipation performance and thermal conductivity of mounting base 100 both can be improved Can, it is also possible that the quality of mounting base 100 is moderate.For another example, mounting base 100 is aluminium alloy one cast molding structure, thick Degree can also mitigate installation in this way, both may insure the heat dissipation performance and heating conduction of mounting base 100 for 10mm~15mm The quality of seat 100 more conducively assembles and cost is relatively low.For another example, mounting base 100 is albronze, in the aluminium alloy shared by aluminium Mass percent be at least 75%, in this way, both ensure that the heat dissipation performance and heating conduction of mounting base 100, can also subtract The quality of light mounting base 100, more conducively assembles and cost is relatively low.For another example, the position of heat-sink unit connection mounting base is copper or copper Alloy, remaining position is aluminium alloy, in this way, on the one hand can guarantee heat dissipation effect.It on the other hand can be with save the cost, mitigation weight Amount.

Referring to Fig. 3, several LED light 200 are set in the first side 110 of mounting base 100 in array.

In order to improve the illuminating effect of LED light 200, and the utilization rate of 200 light of LED light is improved, for example, described first Reflective layer is set on side 110, it, can be with after the light that LED light 200 projects is by the reflective layer multiple reflections and/or refraction The light beam more assembled, to improve the illuminating effect of LED light 200, and the reflective layer can also avoid LED light 200 light projected are absorbed by the first side, to reduce light decay, improve the utilization rate of 200 light of LED light.

In order to further increase the reflecting effect of the reflective layer, so that the light that LED light 200 projects more is atomized, make Human eye is more comfortable, for example, the reflective layer includes polyester layer and several hollow reflectives being set on the polyester layer Ball, the polyester layer with a thickness of 10 μm~15 μm, the outer diameter of the hollow reflective ball is 20 μm~25 μm, internal diameter is 10 μm~ 15 μm, so that the reflective layer forms concaveconvex structure, i.e., the described hollow reflective ball is at least partly placed on outside the polyester layer, this Sample, when the light that LED light 200 projects is irradiated to the surface of the hollow reflective ball, the light that LED light 200 projects can occur more It reflects and reflects again, so that the light that LED light 200 projects more is atomized, keep human eye more comfortable.

In order to optimize the distributing position of LED light 200 spatially, and then illuminating effect is improved, for example, several LED light In 200 first sides 110 arranged in arrays for being set to mounting base 100, i.e., several LED light 200 are in several rows and several Column are set in the first side 110 of mounting base 100.For another example, first side 110 is hyperbolic-parabolic, i.e. first side 110 is Saddle camber, several LED light 200 are set in first side 110 in array, so that curved surface where several LED light 200 itself Hyperbolic-parabolic or saddle camber are formed, in this way, the brightness of the illumination region of LED light 200 can be made more evenly comfortable, to prevent There is local hot spot, i.e. regional area brightness is excessive, and then improves illuminating effect.

In order to preferably protect LED light 200, for example, several installation positions are arranged in first side 110.For another example, several The installation position is the annular slot being opened in the first side 110, if referring to Fig. 4, above-mentioned LED line is also set up Dry is hollow semi-cylindrical chondritic with the one-to-one lampshade 500 of the LED light quantity, lampshade 500, and the edge of opening prolongs It stretches and several holding sections 510 is set, several holding sections 510 are arranged in the annular slot in the first side 110, this Sample can preferably protect LED light 200, in addition, lampshade 500 is detachably connected with the mounting base, convenient for the dimension of LED light 200 It repairs and replaces.

For preferably mounted LED lamp 200, for example, above-mentioned LED line also sets up pcb board, pcb board is set to described In mounting base, several described LED light are installed on the pcb board in array, in this way, can preferably mounted LED lamp 200.

Please refer to Fig. 1 and Fig. 2, several heat-sink units 300 are successively spaced and are fixedly installed and second side 120 On, heat-sink unit 300 offers radiating groove 310 far from the top of second side 120, and several radiating grooves 310 are arranged in parallel. For example, several heat-sink units 300 have the section of continuous " several " font.For another example, heat-sink unit 300 is flat sheet-like structure. For another example, the quantity of the quantity of heat-sink unit 300 and above-mentioned LED light corresponds, to improve the heat dissipation effect of heat-sink unit 300.

For example, several heat-sink units 300 are fixedly arranged by welding in the second side 120 of mounting base 100.Again Such as, several heat-sink units 300 are fixedly installed in the second side 120 of mounting base 100 by being spirally connected.For another example, several are dissipated Hot cell 300 is set in the second side 120 of mounting base 100 by connecting and fixing.For another example, heat-sink unit 300 and mounting base 100 are an integral molding structure, to improve mechanical strength.

In order to improve the heat dissipation effect of the heat-sink unit, for example, the inside of the heat-sink unit has Peano curve Section, i.e., be engraved structure inside the heat-sink unit, and the engraved structure has the section of Peano curve, either The section of part Peano curve, that is to say, that have several radiating surfaces inside the heat-sink unit, these radiating surfaces mutually interconnect It connects, forms a Peano curve or partial Peano curve, the section with Peano curve is dissipated relative to traditional The section that the internal structure of hot cell has can greatly improve heat dissipation specific surface area, so as to improve the heat-sink unit Heat dissipation effect, secondly, the heat-sink unit have Peano curve section, a connection heat-sink unit two can also be formed The heat dissipation path of end, so as to further enhance the heat dissipation effect of heat-sink unit.Finally, the heat-sink unit has skin sub- The section of promise curve be also possible that the heat-sink unit when with preferable heat dissipation effect, while also have lighter weight Amount, cost is relatively low, is easily installed transport.

In order to further increase the heat dissipation effect of the heat-sink unit, for example, being also set up at the top of each heat-sink unit There is Moebius ring structure for another example to prolong at the top of each heat-sink unit for one auxiliary heat dissipation unit, the auxiliary heat dissipation unit The one auxiliary heat dissipation unit of setting is stretched, for another example, the auxiliary heat dissipation unit is fixedly installed in the radiating groove, for another example, described Auxiliary heat dissipation unit has Moebius ring structure.In this way, surface of the Moebius ring structure by distortion, in same weight In the case of be capable of forming a preferable radiator structure, can make given volume the auxiliary heat dissipation unit have significantly dissipate Hot specific surface area, so as to further increase the heat dissipation effect of the heat-sink unit.For another example, a heat dissipation plate is also set up, point Do not connect each described one end of auxiliary heat dissipation unit far from the heat-sink unit, the heat dissipation plate include heat radiator body and with dissipate Several bending extensions of hot body edges connection.Several bending extensions radially distribute in the side of heat radiator body Edge, for example, its outer top.The design for bending extension can not only save material, mitigate weight, but also can be in LED line It is rectangular at a heat-dissipating space；For another example, respectively bending extension bends and coats the LED line, forms one in its outer surface A moulding radiating area.For another example, an annular mounting groove is arranged in the mounting base periphery of LED line, and the separate heat dissipation of bending extension is originally The end of body is embedded in annular mounting groove, so that bending extension is fixedly installed on mounting base far from the end of heat radiator body On.For example, there are two isosceles trapezoid portions for bending extension tool.In this way, have compared with coarse-texture medium position can quickly by The heat that LED light is transmitted on bending extension scatters away, and further enhances the heat dissipation effect of bending extension.For another example, bending is prolonged Extending portion has distorted-structure；For example, the bending extension also has the Moebius ring structure.For another example, the bending is prolonged Extending portion is wholely set with the auxiliary heat dissipation unit, i.e., each auxiliary heat dissipation unit is a bending extension.

Please refer to Fig. 2 and Fig. 5, trunking 400 is fixedly installed in a side of mounting base 100, and if trunking 400 with Plane where dry top of the heat-sink unit 300 far from second side 120 is parallel, in order to install electric wire, to protect electricity Line.Referring to Fig. 5, trunking 400 has the section for lacking side square, trunking 400 has an opening 410, in this way, can be more Electric wire is put into trunking 400 conveniently by opening 410.Trunking 400 is against heat-sink unit 300 and 410 directions of opening Heat-sink unit 300 is arranged, and the adjacent two sides of trunking 400 offer several through-holes 420 respectively, for example, 400 phase of trunking Adjacent the two sides respectively first side parallel with heat-sink unit 300 and the second side parallel with second side 120, can To understand, several 420 one side of through-hole play the role of installing fixed electric wire for wearing electric wire, on the other hand, several Through-hole 420 can also play the role of auxiliary heat dissipation, be made the insulated hull melting loss of electric wire outer layer by excessive temperature to avoid electric wire, There is security risk.

In order to preferably protect electric wire and enhance the heat dissipation effect of trunking 400, for example, trunking 400 and heat dissipation are single It is provided with gap between member 300, in this way, can prevent the electric wire accommodated in trunking 400 from directly contacting with heat-sink unit 300, So as to avoid electric wire outer layer insulated hull by 300 melting loss of heat-sink unit of higher temperature, preferably protect electric wire.For example, The width in the gap is 3mm~5mm, in this way, can preferably make conducting wire pass through the gap and then be placed in trunking 400 It is interior, in addition, the gap is set, it is also possible that cross-ventilation heat transfer is formed between trunking 400 and heat-sink unit 300, into And enhance the heat dissipation effect of trunking 400.

In order to preferably install the fixed auxiliary heat dissipation unit, and enhance the heat dissipation effect of the trunking, for example, The auxiliary heat dissipation unit clamping is in the trunking, and for another example, the trunking wears not comparing for the auxiliary heat dissipation unit The inside of this black ring structure, and the auxiliary heat dissipation unit is connect with the auxiliary heat dissipation unit with the mounting base, In this way, the fixed auxiliary heat dissipation unit can be installed preferably, and enhance the heat dissipation effect of the trunking.

In order to preferably protect the heat-sink unit, the trunking and the auxiliary heat dissipation unit, for example, please referring to Fig. 2 and Fig. 6, the two sides of mounting base 100 offer card slot 150, and lamp set 700 is hollow structure, set on the inner sidewall of lamp set 700 Two holding sections engaged respectively with two card slots 150 710 are set, holding section 710 is connected in card slot 150, so that 700 cover of lamp set In mounting base 100, and the heat-sink unit, the trunking and the auxiliary heat dissipation unit are accommodated, in this way, can be more The heat-sink unit, the trunking and the auxiliary heat dissipation unit are protected well.

One example is that a kind of LED illumination lamp includes the above-mentioned LED line of any of the above-described embodiment.

For example, a kind of LED illumination lamp includes the above-mentioned LED line of any of the above-described embodiment, each LED line It is arranged in series, in this way, preferable illuminating effect can be obtained.For example, each LED line is arranged incoming end and picks out Power supply line is respectively set with end is picked out in end, incoming end, and each LED line is connected by incoming end with end realization is picked out.

LED light 200 by being mounted in the first side 110 of mounting base 100 and will radiate by above-mentioned LED line 10 Unit 300 is set in the second side 120 of mounting base 100, and structure is simpler, is easily assembled, and cost is relatively low, in addition, dissipating Hot cell 300 can scatter away the heat of the generation of LED light 200 in time, and heat dissipation effect is preferable.

Above-mentioned LED line 10 is particularly suitable in the biggish LED lamp of luminous power, has extremely extensive market base Plinth and practical value.

It should be noted that the other embodiment of the present invention further includes, the technical characteristic in the various embodiments described above is mutually tied Conjunction is formed by, the LED line that can implement, in this manner it is achieved that good heat dissipation effect, be easily assembled, structure is simple and Lower-cost technical effect.

The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously Limitations on the scope of the patent of the present invention therefore cannot be interpreted as.It should be pointed out that for those of ordinary skill in the art For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to guarantor of the invention Protect range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.

Claims

1. a kind of LED line characterized by comprising mounting base, several LED light, several heat-sink units and wire casing Portion；The mounting base has opposite first side and second side；Several described LED light are set to described the in array On one side；Several described heat-sink units are successively spaced and are fixedly installed in the second side, and the heat-sink unit is remote From offering radiating groove at the top of the second side, and several described radiating grooves are arranged in parallel；The trunking fixation is set It is placed in a side of the mounting base, and the trunking and several tops of heat-sink unit far from the second side Plane where portion is parallel, and the trunking has the section for lacking side square, and the trunking has an opening, the wire casing Portion is against the heat-sink unit and the opening is arranged towards the side of the heat-sink unit, the adjacent two sides of the trunking Several through-holes are opened up respectively；

The LED line further includes lamp set, and the two sides of the mounting base offer card slot, and the lamp set is hollow structure, Two holding sections engaged respectively with two card slots are set on the inner sidewall of the lamp set；The inside of the heat-sink unit has There is the section of Peano curve；Several described heat-sink units have the section of continuous " several " font；It is set in the first side Set reflective layer, the reflective layer includes polyester layer and several hollow reflective balls being set on the polyester layer, described poly- Ester layer with a thickness of 10 μm~15 μm, the outer diameter of the hollow reflective ball is 20 μm~25 μm, and internal diameter is 10 μm~15 μm.

2. LED line according to claim 1, which is characterized in that further include pcb board, the pcb board is set to described In mounting base, several described LED light are set on the pcb board in array.

3. LED line according to claim 1, which is characterized in that it is auxiliary to also set up one at the top of each heat-sink unit Help heat-sink unit.

4. LED line according to claim 3, which is characterized in that the auxiliary heat dissipation unit has Mobius ring Structure.

5. LED line according to claim 4, which is characterized in that the top of each heat-sink unit is extended one The auxiliary heat dissipation unit.

6. LED line according to claim 1, which is characterized in that the first side is hyperbolic-parabolic, several The LED light is set in above-mentioned first side in array.