CN104748081B - A kind of lighting device - Google Patents

A kind of lighting device Download PDF

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Publication number
CN104748081B
CN104748081B CN201310746059.0A CN201310746059A CN104748081B CN 104748081 B CN104748081 B CN 104748081B CN 201310746059 A CN201310746059 A CN 201310746059A CN 104748081 B CN104748081 B CN 104748081B
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China
Prior art keywords
radiator
external member
blister
lamp body
lighting device
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CN201310746059.0A
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Chinese (zh)
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CN104748081A (en
Inventor
王洪波
唐志军
曹亮
梁华星
徐小伟
Original Assignee
欧普照明股份有限公司
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Priority to CN201310746059.0A priority Critical patent/CN104748081B/en
Publication of CN104748081A publication Critical patent/CN104748081A/en
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Publication of CN104748081B publication Critical patent/CN104748081B/en

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Abstract

The invention discloses a kind of lighting devices, including LED light source, lamp body, the connector and elastic external member for connecting with lamp body and being connected with external power supply, the LED light source is fixed on the lamp body, the elastic external member covers outside the lamp body, the lighting device further includes an insulation fixed part, and the lamp body is fixed in one end of elastic external member by the insulation fixed part.

Description

A kind of lighting device

[technical field]

The present invention relates to a kind of device, a kind of especially lighting device.

[background technique]

In current LED light source (such as bulb lamp, MR16, GU10), common lamp body material be aluminium, heat-conducting plastic or Person's generic engineering plastics etc..From the perspective of heat dissipation, the lamp body effect of aluminum is best.From the perspective of insulation and safety, The lamp body of generic engineering plastics is best.And the performance of heat-conducting plastic, including thermally conductive and insulation, then between aluminium and engineering plastics it Between.Safety and heat dissipation performance in order to balance, it will usually by engineering plastics or heat-conducting plastic and metal, such as aluminium, manufacture Cheng Zhong is coated, is compressed together, so that lamp body be made.However such manufacturing process is complicated.If only lamp is made with metal Body, and will lead to insulation performance and high safety requirements is not achieved, Danger Electric shock risk occurs.

On the other hand, the light of light source needs to project by light-emitting window, the blister that light-emitting window usually has ball to steep, Lens of MR16, GU10 etc..Therefore, the structure of LED light source generally includes lamp body, light-emitting window, lamp cap etc., and light-emitting window is logical It is often made of optics PC or glass, is then fixed on lamp body.When light-emitting window is made of glass, LED light source be easy because To be crushed by external force, there is security risk.

Therefore, in order to overcome drawbacks described above, it is necessary to provide a kind of improved lighting device.

[summary of the invention]

The purpose of the present invention is to provide a kind of lighting devices.

To achieve the goals above, the present invention adopts the following technical scheme: a kind of lighting device, including LED light source, lamp Body, the connector and elastic external member for connecting with lamp body and being connected with external power supply, the LED light source are fixed on described Lamp body, the elastic external member cover outside the lamp body, and the lighting device further includes an insulation fixed part, and the insulation is fixed The lamp body is fixed in one end of elastic external member by portion.

Preferably, the lamp body includes radiator, and in a ring, the insulation fixed part is by the bullet for the insulation fixed part One end of property external member is fixed between the insulation fixed part and the radiator.

Preferably, the lighting device is bulb lamp, and the lamp body includes blister and radiator, the blister with it is described The other end of radiator connection, the insulation external member is fixed between the radiator and the blister.

Preferably, the light of the LED light source at least partially passes through the insulation external member and projects.

Preferably, the lighting device is bulb lamp, and the lamp body includes blister and radiator, the blister with it is described Radiator connection, the insulation external member wrap up the outside of the blister and radiator.

Preferably, the lamp body includes radiator, and the radiator includes main part and cooling stand, the insulation external member The cooling stand and main part of the radiator are wrapped up, the cooling stand has several hollow-out parts, the light of the LED light source Line is transmitted by hollow-out parts from the insulation external member.

Preferably, the cooling stand supports the insulation external member, and all light of the LED light source are from the insulation External member projects.

Preferably, the lamp body further includes blister, and the blister is connect with the radiator, described the another of external member of insulating End is fixed between the blister and the radiator.

Preferably, the lamp body further includes blister, and the blister is connect with the radiator, and the insulation external member wraps up institute State the outside of blister and radiator.

Preferably, the cooling stand is separating stent-graft, the cooling stand or is individually fixed in the main part, or It is integrally formed respectively with main part.

Compared to the prior art, lighting device of the present invention has the advantage that structure is simple, good insulation preformance, and illuminates dress Set good appearance.

[Detailed description of the invention]

Fig. 1 is the stereogram exploded view of the first preferred embodiment of lighting device of the present invention.

Fig. 2 is the cross-sectional view of the first preferred embodiment of lighting device of the present invention.

Fig. 3 is the stereogram exploded view of the second preferred embodiment of lighting device of the present invention.

Fig. 4 is the cross-sectional view of the second preferred embodiment of lighting device of the present invention.

Fig. 5 is the stereogram exploded view of lighting device third preferred embodiment of the present invention.

Fig. 6 is the cross-sectional view of lighting device third preferred embodiment of the present invention.

Fig. 7 is the stereogram exploded view of the 4th preferred embodiment of lighting device of the present invention.

Fig. 8 is the cross-sectional view of the 4th preferred embodiment of lighting device of the present invention.

Fig. 9 is the stereogram exploded view of the seperated molding embodiment of cooling stand of the radiator of lighting device of the present invention.

Figure 10 is the stereogram exploded view of the 5th preferred embodiment of lighting device of the present invention.

Figure 11 is the perspective view of cooling stand and sub- blister in the 5th preferred embodiment of lighting device of the present invention.

Figure 12 is the cross-sectional view of the 5th preferred embodiment of lighting device of the present invention.

Figure 13 is the stereogram exploded view of the 6th preferred embodiment of lighting device of the present invention.

[specific embodiment]

A kind of present invention lighting device including LED light source, lamp body, connect with lamp body and is connected with external power supply Connector and elastic external member.LED light source is fixed on lamp body, and elastic external member covers outside lamp body, and lighting device further includes one exhausted Lamp body is fixed in one end of elastic external member by edge fixed part, the fixed part that insulate.External setting of the lighting device of the present invention in lamp body Insulate external member, so that lamp body is beautiful and has good insulating radiation.Meanwhile lighting device has insulation fixed part with by bullet Property external member be fixed on lamp body, enable insulation external member be firmly fixed on lamp body, without being torn easily, to make The safety for obtaining lighting device is more preferable, the danger that will not be got an electric shock.

Further, lamp body includes radiator, and in a ring, radiator is made of metal material insulation fixed part.Insulation is solid Determine portion one end of elastic external member is fixed between insulation fixed part and radiator.In this way, elastic external member is completely by radiator packet It covers, and being exposed in air is all insulating materials, so that lighting device has good safety.On the other hand, resilient sleeve Part has good thermal diffusivity, so that the heat dissipation of lighting device is good.

It please refers to shown in Fig. 1 and Fig. 2, the lighting device 1 of the first preferred embodiment of the invention includes LED light source 11, lamp body 12, the connector 13 and elastic external member 14 for connecting with lamp body 12 and being connected with external power supply.LED light source 11 is fixed on Lamp body 12,14 sets of elastic external member outside lamp body 12.Lighting device 1 further includes an insulation fixed part 15.Insulating fixed part 15 will Lamp body 12 is fixed in one end of elastic external member 14.Lamp body 12 includes radiator 120, insulate fixed part 15 in a ring, radiator 120 It is made of metal material.Insulation fixed part 15 by one end of elastic external member 14 be fixed on insulation fixed part 15 and radiator 120 it Between.

Lamp body 12 further includes the insulator spacer 124 of driving power 123 and isolation drive power supply 123 and connector 13. In the present embodiment, insulation fixed part 15 is fixed in insulator spacer 124.Insulator spacer 124 has fixing groove 1240, insulation Fixed part 15 has fixed strip 150, and fixed strip 150 is caught in the fixing groove 1240 of insulator spacer 124 fixation that will insulate Portion 15 is fixed on lamp body 12.Fixed part 15 insulate also with the substantially u-shaped ring part 151 in cross section, ring part 151 is by bullet Property external member 14 one end be fixed on insulation fixed part 15 and radiator 120 between.The U-shaped structure of ring part 151 has it Certain elasticity can preferably fix elastic external member 14.In other embodiments, insulation fixed part 15, which also can according to need, to be changed Shape is deformed, or is fixed on the other positions of lamp body 12.

In the present embodiment, lamp body 12 further includes blister 121, and blister 121 is connect with radiator 120, insulation external member 14 it is another One end is fixed between radiator 120 and blister 121.Blister 121 is fixed on radiator 120, in the present embodiment, blister 121 It is sticked on radiator 120 by glue, in other embodiments, blister 121 can also pass through the side of other methods, such as clamping Formula is fixed on radiator 120.The light of LED light source 11 is projected by blister 121.Insulation external member 14 has characteristics that

1) there is appropriate elasticity and hardness, for example Shore A hardness is 10 ~ 90.

2) there is thickness appropriate, the thickness for the external member 14 that insulate in the present embodiment is less than 2mm, especially less than 1mm.

3) there is high-insulativity.

4) there is good temperature tolerance, in the present embodiment, insulation external member 14 can at least bear 150 degrees Celsius of high temperature.

5) insulation external member 14 is more slightly smaller than the curve shape of the lamp body 12 of lighting device 1, for example small 0.1 arrives 0.5mm, to guarantee After assembling, insulation external member 14 and lamp body 12 are in close contact.

6) insulation external member 14 has covered on the radiator 120 of LED light source before LED light source 11 and lamp body 12 assemble.

In other embodiments, insulation external member 14, which also can according to need, is arranged its elasticity, hardness etc..

Lighting device 1 has 14 sets of external member of insulation in radiator 120 in the present embodiment.One end of insulation external member 14 is fixed on It insulate between fixed part 15 and radiator 120, the other end is fixed between radiator 120 and blister 121, so that insulation external member 14 Radiator 120 is coated on completely inside insulation external member 14.Wherein insulation fixed part 15 is connected in radiator 120, and will insulation One end of external member 14 is securely fastened between radiator 120 and insulation fixed part 15, ensure that insulation external member 14 will not be by easily It pulls out and radiator 120 is caused to be externally exposed.Make the insulation characterisitic of lighting device 1 more preferable so that lighting device in this way 1 safety is good.And the assembly of lighting device 1 is simple, easily operated.

In the present embodiment, the mounting surface of LED light source 11 and the junction of blister 121 and radiator 120 are located substantially at same Plane, the light of LED light source 11 pass through blister 121 completely and project.

The lamp body 12 of lighting device 1 further includes aluminum substrate 122.Aluminum substrate 122 is connect with radiator 120, in the present embodiment, Aluminum substrate 122 and radiator 120 are interference fitted, and the size of aluminum substrate 122 is greater than radiator 120 and 122 coupling part of aluminum substrate Size.In other embodiments, aluminum substrate 122 can also cooperate with radiator 120 by other means.

Referring to figure 3. and shown in Fig. 4, the lighting device 2 of the second preferred embodiment of the invention includes LED light source 21, lamp body 22, the connector 23 and elastic external member 24 for connecting with lamp body 22 and being connected with external power supply.LED light source 21 is fixed on Lamp body 22,24 sets of elastic external member outside lamp body 22.Lighting device 2 further includes an insulation fixed part 25.Insulating fixed part 25 will Lamp body 22 is fixed in one end of elastic external member 24.Lamp body 22 includes radiator 220, blister 221, aluminum substrate 222, driving power 223 and isolation drive power supply 223 and connector 23 insulator spacer 224.Fixed part 25 insulate in a ring, radiator 220 It is made of metal material.Insulation fixed part 25 by one end of elastic external member 24 be fixed on insulation fixed part 25 and radiator 220 it Between.2 structure of lighting device of the present embodiment is roughly the same with the first preferred embodiment, the difference is that the lighting device of the present embodiment The mounting plane of 2 radiator 220 and the junction of blister 221 and LED light source 21 has biggish difference in height.The present embodiment In, the light of LED light source 21 not only passes through blister 221 and projects, some is projected by insulation external member 24.Radiator 220 Including main part 2201 and cooling stand 2202, the external member 24 that insulate wraps up the cooling stand 2202 and main part of radiator 220 2201。

Cooling stand 2202 has several hollow-out parts 2203, and the light of LED light source 21 is by hollow-out parts 2203, from insulation sleeve Part 24 transmits, and another part light is projected from blister 221.In the present embodiment, not only the insulation characterisitic of lighting device 2 is good, peace Quan Xingjia, and can according to need the different reflectivity of setting blister 221 and the external member 24 that insulate to reach lighting device 2 not With needs.Such as the reflectivity of setting blister 221 is larger, the reflectivity for the external member 24 that insulate is smaller, and transmissivity is higher, can make 2 wide-angle of lighting device goes out light.Therefore the structure of the lighting device 2 of the present embodiment can be realized wide-angle and go out light, and structure letter It is single, easily manufactured.

Insulation external member 24 has characteristics that

1) there is appropriate elasticity and hardness, for example Shore A hardness is 10 ~ 90.

2) there is thickness appropriate, the thickness for the external member 24 that insulate in the present embodiment is less than 2mm, especially less than 1mm.

3) there is high-insulativity.

4) there is good temperature tolerance, in the present embodiment, insulation external member 24 can at least bear 150 degrees Celsius of high temperature.

5) insulation external member 24 is more slightly smaller than the curve shape of the lamp body 22 of lighting device 2, for example small 0.1 arrives 0.5mm, to guarantee After assembling, insulation external member 24 and lamp body 22 are in close contact.

6) insulation external member 24 has covered on the radiator 220 of LED light source before LED light source 21 and lamp body 22 assemble.

In other embodiments, insulation external member 24, which also can according to need, is arranged its elasticity, hardness etc..

Referring to figure 5. and shown in Fig. 6, the lighting device 3 of third preferred embodiment of the present invention includes LED light source 31, lamp body 32, the connector 33 and elastic external member 34 for connecting with lamp body 32 and being connected with external power supply.LED light source 31 is fixed on Lamp body 32,34 sets of elastic external member outside lamp body 32.Lighting device 3 further includes an insulation fixed part 35.Insulating fixed part 35 will Lamp body 32 is fixed in one end of elastic external member 34.Lamp body 32 includes radiator 320, blister 321 and aluminum substrate 322.Insulation is solid Determine portion 35 in a ring, radiator 320 is made of metal material.Insulation is fixed in one end of elastic external member 34 by insulation fixed part 35 Between fixed part 35 and radiator 320.The external member 34 that insulate wraps up the outside of blister 321 and radiator 320, i.e. the present embodiment In, insulation external member 34 cladding blister 321 and radiator 320 completely, and not only only wrapped as in the first, second embodiment Wrap up in radiator 120,220.The insulation external member 34 of the present embodiment lighting device 3 wraps up blister 321 and radiator 320, and end is fixed Between radiator 320 and insulation fixed part 35, so that there is good insulating properties, safety, and structure is simple, at low cost, And 34 integral coating blister 321 of the external member that insulate is with radiator 320 but also forming integral structure on the outside of lighting device 3, outside Shape is beautiful, meanwhile, do not need to do the junction of blister 321 and radiator 320 excessively accurate processing to reach close connection, The requirement to 32 technique of lamp body can be reduced in this way, so that manufacture is simpler, be easier to save cost.

Insulation external member 34 has characteristics that

1) high light transmittance.

2) appropriate elasticity and hardness, such as Shore A hardness are 10 ~ 90.

3) thickness appropriate, such as less than 2mm, especially less than 1mm.

4) high-insulativity.

5) good temperature tolerance, for example 150 degrees Celsius of high temperature can be born.

6) insulation 34 inner surface curve shape of external member is more slightly smaller than the curve shape of the radiator 320 of lamp body 32 and blister 321, Such as small 0.1 to 0.5mm, after guaranteeing assembling, insulation external member 34 and radiator 320 and the close contact of blister 321.

In other embodiments, insulation external member 34, which also can according to need, is arranged its elasticity, hardness etc..

In the present embodiment, blister 321 is integrally formed, and radiator 320 is integrally formed, and blister 321 is installed on radiator 320 On.

In the present embodiment, insulation fixed part 35 is connected in radiator 320, and the one end for the external member 34 that insulate is securely fastened to Between radiator 320 and insulation fixed part 35, it ensure that insulation external member 34 will not be pulled out easily and lead to the exposure of radiator 320 In outside.Make the insulation characterisitic of lighting device 3 more preferable so that the safety of lighting device 3 is good in this way.And illuminate dress Set 3 assembly it is simple, it is easily operated.

In the present embodiment, the mounting surface of LED light source 31 and the junction of blister 321 and radiator 320 are located substantially at same Plane, the light of LED light source 31 pass through blister 321 completely and project.

Aluminum substrate 322 is connect with radiator 320, and in the present embodiment, aluminum substrate 322 and radiator 320 are interference fitted, aluminium base The size of plate 322 is greater than the size of radiator 320 and 322 coupling part of aluminum substrate.In other embodiments, aluminum substrate 322 can also To cooperate by other means with radiator 320.

It please refers to shown in Fig. 7 and Fig. 8, the lighting device 4 of the 4th preferred embodiment of the invention includes LED light source 41, lamp body The connector 43 and elastic external member 44 for there is no label in 42 figures, being connect with lamp body 42 and is connected with external power supply.LED Light source 41 is fixed on lamp body 42, and 44 sets of elastic external member outside lamp body 42.Lighting device 4 further includes an insulation fixed part 45.Absolutely Edge consolidates portion 45 and lamp body 42 is fixed in one end of elastic external member 44.Lamp body 42 includes not having label, blister in 420 figure of radiator 421 and aluminum substrate 422.Fixed part 45 insulate in a ring, radiator 420 is made of metal material.Fixed part 45 insulate for bullet Property external member 44 one end be fixed on insulation fixed part 45 and radiator 420 between.The external member 44 that insulate wraps up blister 421 and heat dissipation The outside of device 420, i.e., in the present embodiment, insulation external member 44 cladding blister 421 and radiator 420 completely, and not only as first, The label that radiator provides the first, second embodiment is only wrapped up in second embodiment like that.The present embodiment lighting device 4 The external member 44 that insulate wraps up blister 421 and radiator 420, and end is fixed between radiator 420 and insulation fixed part 45, to have There are good insulating properties, safety, and structure is simple, at low cost, and insulate 44 integral coating blister 421 of external member and radiator 420 but also form integral structure on the outside of lighting device 4, good appearance, meanwhile, it does not need to blister 421 and radiator 420 Junction do excessively accurate processing to reach close connection, the requirement to 42 technique of lamp body can be reduced in this way, so that system It makes more simply, is easier to save cost.

Insulation external member 44 has characteristics that

1) high light transmittance.

2) appropriate elasticity and hardness, such as Shore A hardness are 10 ~ 90.

3) thickness appropriate, such as less than 2mm, especially less than 1mm.

4) high-insulativity.

5) good temperature tolerance, for example 150 degrees Celsius of high temperature can be born.

6) insulation 44 inner surface curve shape of external member is more slightly smaller than the curve shape of the radiator 420 of lamp body 42 and blister 421, Such as small 0.1 to 0.5mm, after guaranteeing assembling, insulation external member 44 and radiator 420 and the close contact of blister 421.

It in the present embodiment, is different from the third embodiment, the radiator 420 of lighting device 4 and the junction of blister 421 There is biggish difference in height with the mounting plane of LED light source 41.Radiator 420 includes main part 4201 and cooling stand 4202, The external member 44 that insulate wraps up cooling stand 4202, main part 4201 and the blister 421 of radiator 420.Cooling stand 4202 has Several hollow-out parts 4203, the light of LED light source 41 are transmitted, another part light by hollow-out parts 4203 from insulation external member 44 It is projected from blister 421.In the present embodiment, not only the insulation characterisitic of lighting device 4 is good, safety is good, and can according to need The different reflectivity of blister 421 and the external member 44 that insulate is set to reach the different needs of lighting device 4.Such as setting blister 421 Reflectivity it is larger, insulate external member 44 reflectivity it is smaller, transmissivity is higher, and 4 wide-angle of lighting device can be made to go out light.Cause The structure of the lighting device 4 of this present embodiment can be realized wide-angle and go out light, and structure is simple, easily manufactured.

In the present embodiment, the main part 4201 and cooling stand 4202 of radiator 420 are integrally formed, in other embodiments, Radiator 420 can also be separated and be formed.For example, main part 4201 and cooling stand 4202 can be separated molding, then will dissipate Hot bracket 4202 is installed on main part 4201.Wherein cooling stand 4202 can be integrally formed, can also be with, as shown in Figure 9, Including separately molding two parts, two parts are respectively arranged on main part 4201.Above as can be seen that cooling stand can be Separating stent-graft, cooling stand or is individually fixed in the main part, or is integrally formed respectively with main part.

Aluminum substrate 422 is connect with radiator 420, and in the present embodiment, aluminum substrate 422 and radiator 420 are interference fitted, aluminium base The size of plate 422 is greater than the size of radiator 420 and 422 coupling part of aluminum substrate.In other embodiments, aluminum substrate 422 can also To cooperate by other means with radiator 420.

It please refers to shown in Figure 11 to Figure 13, the 5th preferred embodiment lighting device 5 of the invention includes LED light source 51, lamp body 52, the connector 53 and elastic external member 54 for connecting with lamp body 52 and being connected with external power supply.LED light source 51 is fixed on Lamp body 52,54 sets of elastic external member outside lamp body 52.Lighting device 5 further includes an insulation fixed part 55.It insulate and consolidates portion 55 for bullet Lamp body 52 is fixed in one end of property external member 54.Lamp body 52 includes radiator 520, blister 521 and aluminum substrate 522.Insulation is fixed In a ring, radiator 520 is made of metal material in portion 55.Insulation is fixed on admittedly in one end of elastic external member 54 by insulation fixed part 55 Determine between portion 55 and radiator 520.The external member 54 that insulate wraps up the outside of blister 521 and radiator 520, i.e., in the present embodiment, The external member 54 that insulate cladding blister 521 and radiator 520 completely, and not only only wrapped up as in the first, second embodiment Radiator 120,220.The insulation external member 54 of the present embodiment lighting device 5 wraps up blister 521 and radiator 520, and end is fixed on Between radiator 520 and insulation fixed part 55, so that there is good insulating properties, safety, and structure is simple, at low cost, and And 54 integral coating blister 521 of insulation external member and radiator 520 are but also form integral structure, shape on the outside of lighting device 5 Beauty, meanwhile, do not need to do the junction of blister 521 and radiator 520 excessively accurate processing to reach close connection, this Sample can reduce the requirement to 52 technique of lamp body, so that manufacture is simpler, be easier to save cost.

Insulation external member 54 has characteristics that

1) high light transmittance.

2) appropriate elasticity and hardness, such as Shore A hardness are 10 ~ 90.

3) thickness appropriate, such as less than 2mm, especially less than 1mm.

4) high-insulativity.

5) good temperature tolerance, for example 150 degrees Celsius of high temperature can be born.

6) insulation 54 inner surface curve shape of external member is more slightly smaller than the curve shape of the radiator 520 of lamp body 52 and blister 521, Such as small 0.1 to 0.5mm, after guaranteeing assembling, insulation external member 54 and radiator 520 and the close contact of blister 521.

It in the present embodiment, is different from the third embodiment, the blister 521 of lighting device 5 is seperated molding, including several Sub- blister 5210.Radiator 520 includes main part 5201 and cooling stand 5202, and insulation external member 54 wraps up dissipating for radiator 520 Hot bracket 5202, main part 5201 and blister 521.Cooling stand 5202 have several hollow-out parts 5203, hollow-out parts 5203 with Sub- blister 5210 is corresponding, and each sub- blister 5210 is located in corresponding hollow-out parts 5203.In the present embodiment, cooling stand 5202 with The seperated molding of radiator 520, cooling stand 5202 are fixed on aluminum substrate 522.The each hollow-out parts 5203 of cooling stand 5202 Top has a card slot 5204, and the main part 5201 of radiator 520 has fin 5205, and each sub- blister 5210 has one to be located at The buckle slot 5212 of bottom, top shape is sharper.The buckle slot 5212 of sub- blister 5210 is snapped in 520 main part 5201 of radiator Fin 5205 on, the top of sub- blister 5210 is caught in the card slot 5204 at the top of cooling stand 5202.Sub- blister 5210 is distinguished It is fixed on radiator 520, then insulation external member 54 is coated on blister 521 and radiator 520 again.The light of LED light source 51 Line passes through the blister 521 of hollow-out parts 5203, then is transmitted by the external member 54 that insulate.

In other embodiments, blister 521 can also be removed, that is, the external member 54 that insulate is directly sleeved on the heat dissipation branch of radiator 520 On frame 5202 and main part 5201, this spline structure is simpler.At this point, the light of LED light source 51 is transmitted by insulation external member 54 Out.

It please refers to shown in Figure 13, the lighting device 6 of the 6th preferred embodiment of the invention does not need setting blister, but will Insulation external member 64 is directly sleeved on radiator 620.In the present embodiment, radiator 620 is divided into the molding of left and right two parts fission.It is each Part includes half of main part 6201 and half of cooling stand 6202, then again mutually assembles left and right two parts.In the present embodiment, There is mounting portion 6203 on the main part 6201 of a portion of radiator 620, also have on the main part 6201 of another part There is mounting portion 6205, two parts of radiator 620 pass through mounting portion 6203,6205 by screw 6204 and fit together.This The cooling stand 6202 of embodiment is shaped to the shape of blister or the shape of required optical cover, and then will insulate external member 64 It covers on the radiator 620 being assembled integrally.The light of LED light source 61 is directly projected from insulation external member 64.

Insulation external member 64 has characteristics that

1) high light transmittance.

2) appropriate elasticity and hardness, such as Shore A hardness are 10 ~ 90.

3) thickness appropriate, such as less than 2mm, especially less than 1mm.

4) high-insulativity.

5) good temperature tolerance, for example 150 degrees Celsius of high temperature can be born.

6) insulation 64 inner surface curve shape of external member is than the main part 6201 of radiator 620 and the curve of cooling stand 6202 Shape is slightly smaller, for example small 0.1 arrives 0.5mm, and after guaranteeing assembling, insulation external member 64 and main part 6201 and cooling stand 6202 are tight Contiguity touching.

In other embodiments, the parameter of insulation external member 64 also can according to need change.

It can be seen that the light of the LED light source of the second lighting device into sixth embodiment in above embodiments at least Insulation external member is partially passed through to project.Wherein the light of the LED light source of lighting device of the third into sixth embodiment is all It can be projected from insulation external member.Light a part of the LED light source of lighting device in second embodiment is projected from blister, a part It is projected from insulation external member.

In all of above embodiment, insulation external member is all silica gel sheath, and in other embodiments, insulation external member can also be according to need Select other suitable materials.It is all available as long as the requirement such as required elasticity and translucency can be reached after material molding Insulation external member of the invention is made.

It should be noted that the embodiment of the present invention has preferable implementation, and not the present invention is made any type of Limitation, any one skilled in the art change or are modified to possibly also with the technology contents of the disclosure above equivalent effective Embodiment, as long as without departing from the content of technical solution of the present invention, it is to the above embodiments according to the technical essence of the invention Any modification or equivalent variations and modification, all of which are still within the scope of the technical scheme of the invention.

Claims (7)

1. a kind of lighting device, including LED light source, lamp body, the connector for connecting with lamp body and being connected with external power supply, with And elastic external member, the LED light source are fixed on the lamp body, the elastic external member covers outside the lamp body, the illumination dress Setting further includes an insulation fixed part, and the lamp body is fixed in one end of elastic external member by the insulation fixed part;The LED light source Light at least partially pass through the elastic external member and project;The lamp body includes radiator, and the radiator includes main part And cooling stand, the elastic external member wrap up the cooling stand and main part of the radiator, if the cooling stand has Dry hollow-out parts, the light of the LED light source are transmitted by hollow-out parts from the elastic external member;The cooling stand supports institute Elastic external member is stated, all light of the LED light source are projected from the elastic external member.
2. lighting device as described in claim 1, it is characterised in that: the lamp body includes radiator, the insulation fixed part In a ring, the insulation fixed part by one end of the elastic external member be fixed on the insulation fixed part and the radiator it Between.
3. lighting device as described in claim 1, it is characterised in that: the lighting device is bulb lamp, and the lamp body includes Blister and radiator, the blister are connect with the radiator, and the other end of the elastic external member is fixed on the radiator Between the blister.
4. lighting device as described in claim 1, it is characterised in that: the lighting device is bulb lamp, and the lamp body includes Blister and radiator, the blister are connect with the radiator, and the elastic external member wraps up the blister and radiator It is external.
5. lighting device as described in claim 1, it is characterised in that: the lamp body further includes blister, the blister with it is described Radiator connection, the other end of the elastic external member are fixed between the blister and the radiator.
6. lighting device as described in claim 1, it is characterised in that: the lamp body further includes blister, the blister with it is described Radiator connection, the elastic external member wrap up the outside of the blister and radiator.
7. lighting device as described in claim 1, it is characterised in that: the cooling stand is separating stent-graft, the heat dissipation Bracket is individually fixed in the main part, or is integrally formed respectively with main part.
CN201310746059.0A 2013-12-30 2013-12-30 A kind of lighting device CN104748081B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310746059.0A CN104748081B (en) 2013-12-30 2013-12-30 A kind of lighting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310746059.0A CN104748081B (en) 2013-12-30 2013-12-30 A kind of lighting device

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CN104748081A CN104748081A (en) 2015-07-01
CN104748081B true CN104748081B (en) 2018-12-04

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CN202469636U (en) * 2012-03-05 2012-10-03 陕西唐华能源有限公司 Mesh enclosure type safe LED (Light Emitting Diode) bulb lamp
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