CN204005854U - LED light fixture with multiple radiating device - Google Patents

LED light fixture with multiple radiating device Download PDF

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Publication number
CN204005854U
CN204005854U CN201420404148.7U CN201420404148U CN204005854U CN 204005854 U CN204005854 U CN 204005854U CN 201420404148 U CN201420404148 U CN 201420404148U CN 204005854 U CN204005854 U CN 204005854U
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CN
China
Prior art keywords
light source
source base
heat
lamp housing
led light
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Expired - Fee Related
Application number
CN201420404148.7U
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Chinese (zh)
Inventor
赵成双
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Bright (tianjin) Technology Development Co Ltd
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Bright (tianjin) Technology Development Co Ltd
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Priority to CN201420404148.7U priority Critical patent/CN204005854U/en
Application granted granted Critical
Publication of CN204005854U publication Critical patent/CN204005854U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Abstract

The open LED light fixture with multiple radiating device of the utility model, the outer surface of lamp housing uniformly-spaced distance large ridge and little ridge are evenly set, light source base outer cover is close on the outer surface that is arranged on light source base, and formation light source base, light source base outer cover are connected with the tight of lamp housing; Between light source base, lamp housing and mount pad, form cross-ventilation natural heat dissipation cavity; Heat-radiating substrate is arranged on the bottom of light source base, through hole is evenly set on heat-radiating substrate, and one end of heat pipe, through the through hole of heat-radiating substrate, is connected with light source base bottom is vertical, its other end vertically extend in cross-ventilation natural heat dissipation cavity, and radiating fin is arranged on the outer surface of heat pipe.The collecting and distributing hot substrate of the utility model, heat pipe, radiating fin, cross-ventilation natural heat dissipation cavity and heat-dissipation lamp housing are in one, and this LED light fixture heat-sinking capability is strong, and radiating efficiency is high, be applicable to high-power LED lamp, various heat abstractor position arrangements are reasonable, compact conformation, simple, and cost is low.

Description

LED light fixture with multiple radiating device
Technical field
The utility model relates to a kind of LED light fixture, more particularly, particularly relates to a kind of LED light fixture of multiple radiating device.
Background technology
Existing LED lighting apparatus is used widely and uses, the problem thereupon producing also increases gradually, wherein the most obviously and the most thorny issue be exactly the heat problem that the LED lighting apparatus under use state produces for a long time-heat abstractor need to be set in illumination arranges, so that the heat that LED lighting apparatus produces can derive in time or scatter and disappear, to avoid the impact of heat on whole lighting apparatus.In prior art, adopt and on heat sink substrate, set up the scheme of vapor chamber and capillary network, utilize cooling medium to carry out heat exchange, LED chip array is mounted on heat sink substrate; Or adopt the scheme of radiating fin and endothermic catheter, utilize the heat-absorbing action of liquid in endothermic catheter, the high temperature of lamp interior is detached.Although such scheme can be realized exchange heat, overall structure more complicated, cost is high, and heat abstractor heat-sinking capability is limited.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, and a kind of LED light fixture with multiple radiating device is provided, compact conformation, simple, and cost is low, and concentrates multiple radiator structure, and heat-sinking capability is strong.
The purpose of this utility model is achieved by following technical proposals:
With the LED light fixture of multiple radiating device, comprise lamp housing, light source base, light source base outer cover, LED light source, heat-radiating substrate, heat pipe, radiating fin and mount pad, wherein:
The cross section of described lamp housing is a bowl type, and the open top of described lamp housing arranges mount pad in its bottom central authorities; The outer surface of described lamp housing uniformly-spaced distance evenly large ridge is set, between adjacent two large ridges, uniformly-spaced distance evenly arranges little ridge, between adjacent little ridge, forms little groove, greatly ridge and form big groove between adjacent little ridge with it;
At described lamp housing top open part, the top sides of described light source base is along being stuck in lamp housing, and the sidewall of light source base is close to the inwall of lamp housing, and light source base outer cover is close on the outer surface that is arranged on light source base, and formation light source base, light source base outer cover are connected with the tight of lamp housing; Between light source base, lamp housing and mount pad, form cross-ventilation natural heat dissipation cavity;
LED light source hole is evenly set on light source base outer cover, two parts in described LED light source hole arrange the anodal hole of LED and LED negative pole hole, LED light source is arranged in LED light source hole, and the positive pole of LED light source is arranged in the anodal hole of LED, and the negative pole of LED light source is arranged in LED negative pole hole;
Described heat-radiating substrate is arranged on the bottom of light source base, through hole is evenly set on described heat-radiating substrate, and one end of heat pipe, through the through hole of heat-radiating substrate, is connected with light source base bottom is vertical, its other end vertically extend in cross-ventilation natural heat dissipation cavity, the equal opening in two ends of described heat pipe; Described radiating fin is arranged on the outer surface of heat pipe.
In technique scheme, select bolt closely to connect light source base outer cover and light source base.
In technique scheme, 3-10 LED light source holes are evenly being set on light source base outer cover.
In technique scheme, the outer surface of described lamp housing uniformly-spaced distance evenly 2-6 large ridges are set, between adjacent two large ridges uniformly-spaced apart from 4-10 little ridges are evenly set.
In technique scheme, the quantity that through hole is set on heat-radiating substrate is 4-10, and heat pipe quantity is consistent with number of openings.
On heat pipe vertical direction, described radiating fin uniformly-spaced distance is arranged on the outer surface of heat pipe, and vertical with heat pipe; On heat pipe vertical direction, the spacing distance between adjacent radiating fin is 0.5-1mm.
In the caliber direction of heat pipe, radiating fin (is radial) around being arranged on heat pipe outer surface, and adjacent radiating fin angle on circumference is 10-60 degree.
In the technical solution of the utility model, the heat that light fixture LED light source produces can be by heat-radiating substrate, heat pipe and radiating fin fully shed, heat-radiating substrate contacts with the bottom of light source base, from bottom, take away the heat that LED light source produces, and perpendicular to the heat pipe of light source base bottom, elongated the degree of depth that heat contacts with air, the radiating fin that is arranged on heat pipe outer surface has increased area of dissipation, by heat-radiating substrate, convection current in the cross-ventilation natural heat dissipation cavity that the heat that heat pipe and radiating fin shed forms at lamp housing inner chamber, having accelerated heat outwards disperses, the heat of outwards dispersing passes in extraneous air by lamp housing, and be arranged on the large ridge of lamp housing outer surface and the contact area that little ridge has increased lamp housing and extraneous air, improved the heat-sinking capability of lamp housing.The collecting and distributing hot substrate of the utility model, heat pipe, radiating fin, cross-ventilation natural heat dissipation cavity and heat-dissipation lamp housing are in one, and this LED light fixture heat-sinking capability is strong, and radiating efficiency is high, be applicable to high-power LED lamp, various heat abstractor position arrangements are reasonable, compact conformation, simple, and cost is low.
Accompanying drawing explanation
Fig. 1 is the structural representation (1) of the LED light fixture with multiple radiating device of the present utility model, and wherein 1 is lamp housing, and 2 is light source base, 2-1 is the sidewall of light source base, the top sides edge that 2-2 is light source base, and 3 is LED light source, 3-1 is the positive pole of LED light source, 3-2 is the negative pole of LED light source, and 4 is heat-radiating substrate, and 5 is heat pipe, 6 is radiating fin, 7 is mount pad, and 8 is cross-ventilation natural heat dissipation cavity, and 9 is light source base outer cover.
Fig. 2 is the structural representation (2) of the LED light fixture with multiple radiating device of the present utility model, and wherein 1 is lamp housing, and 1-1 is large ridge, 1-2 is little ridge, and 1-3 is little groove, and 1-4 is big groove, 3 is LED light source, 3-1 is the positive pole of LED light source, the negative pole that 3-2 is LED light source, and 9 is light source base outer cover, 9-1 is connecting bolt, 9-2 is LED light source hole, and 9-3 is the anodal hole of LED, and 9-4 is LED negative pole hole.
Fig. 3 is the positional structure schematic diagram (1) of heat pipe and radiating fin in the utility model, and wherein 5 is heat pipe, and 6 is radiating fin.
Fig. 4 is the positional structure schematic diagram (2) of heat pipe and radiating fin in the utility model, and wherein 5 is heat pipe, and 6 is radiating fin.
The specific embodiment
Below in conjunction with specific embodiment, further illustrate the technical solution of the utility model.
As shown in Figure 1, the structural representation (1) of the LED light fixture with multiple radiating device of the present utility model, wherein 1 is lamp housing, 2 is light source base, the sidewall that 2-1 is light source base, the top sides edge that 2-2 is light source base, 3 is LED light source, the positive pole that 3-1 is LED light source, the negative pole that 3-2 is LED light source, 4 is heat-radiating substrate, 5 is heat pipe, and 6 is radiating fin, and 7 is mount pad, 8 is cross-ventilation natural heat dissipation cavity, and 9 is light source base outer cover.
As shown in Figure 2, the structural representation (2) of the LED light fixture with multiple radiating device of the present utility model, wherein 1 is lamp housing, 1-1 is large ridge, and 1-2 is little ridge, and 1-3 is little groove, 1-4 is big groove, and 3 is LED light source, the positive pole that 3-1 is LED light source, 3-2 is the negative pole of LED light source, 9 is light source base outer cover, and 9-1 is connecting bolt, and 9-2 is LED light source hole, 9-3 is the anodal hole of LED, and 9-4 is LED negative pole hole.
With the LED light fixture of multiple radiating device, comprise lamp housing, light source base, light source base outer cover, LED light source, heat-radiating substrate, heat pipe, radiating fin and mount pad, wherein:
The cross section of described lamp housing is a bowl type, and the open top of described lamp housing arranges mount pad in its bottom central authorities; The outer surface of described lamp housing uniformly-spaced distance evenly large ridge is set, between adjacent two large ridges, uniformly-spaced distance evenly arranges little ridge, between adjacent little ridge, forms little groove, greatly ridge and form big groove between adjacent little ridge with it;
At described lamp housing top open part, the top sides of described light source base is along being stuck in lamp housing, and the sidewall of light source base is close to the inwall of lamp housing, and light source base outer cover is close on the outer surface that is arranged on light source base, and formation light source base, light source base outer cover are connected with the tight of lamp housing; Between light source base, lamp housing and mount pad, form cross-ventilation natural heat dissipation cavity;
LED light source hole is evenly set on light source base outer cover, two parts in described LED light source hole arrange the anodal hole of LED and LED negative pole hole, LED light source is arranged in LED light source hole, and the positive pole of LED light source is arranged in the anodal hole of LED, and the negative pole of LED light source is arranged in LED negative pole hole;
Described heat-radiating substrate is arranged on the bottom of light source base, through hole is evenly set on described heat-radiating substrate, and one end of heat pipe, through the through hole of heat-radiating substrate, is connected with light source base bottom is vertical, its other end vertically extend in cross-ventilation natural heat dissipation cavity, the equal opening in two ends of described heat pipe; Described radiating fin is arranged on the outer surface of heat pipe.
In technique scheme, select bolt closely to connect light source base outer cover and light source base.
In technique scheme, 3-10 LED light source holes are evenly being set on light source base outer cover.
In technique scheme, the outer surface of described lamp housing uniformly-spaced distance evenly 2-6 large ridges are set, between adjacent two large ridges uniformly-spaced apart from 4-10 little ridges are evenly set.
In technique scheme, the quantity that through hole is set on heat-radiating substrate is 4-10, and heat pipe quantity is consistent with number of openings.
As shown in accompanying drawing 3-4, the positional structure schematic diagram of heat pipe and radiating fin in the utility model, wherein 5 is heat pipe, 6 is radiating fin.
On heat pipe vertical direction, described radiating fin uniformly-spaced distance is arranged on the outer surface of heat pipe, and vertical with heat pipe; On heat pipe vertical direction, the spacing distance between adjacent radiating fin is 0.5-1mm.
In the caliber direction of heat pipe, radiating fin (is radial) around being arranged on heat pipe outer surface, and adjacent radiating fin angle on circumference is 10-60 degree.
In the technical solution of the utility model, the heat that light fixture LED light source produces can be by heat-radiating substrate, heat pipe and radiating fin fully shed, heat-radiating substrate contacts with the bottom of light source base, from bottom, take away the heat that LED light source produces, and perpendicular to the heat pipe of light source base bottom, elongated the degree of depth that heat contacts with air, the radiating fin that is arranged on heat pipe outer surface has increased area of dissipation, by heat-radiating substrate, convection current in the cross-ventilation natural heat dissipation cavity that the heat that heat pipe and radiating fin shed forms at lamp housing inner chamber, having accelerated heat outwards disperses, the heat of outwards dispersing passes in extraneous air by lamp housing, and be arranged on the large ridge of lamp housing outer surface and the contact area that little ridge has increased lamp housing and extraneous air, improved the heat-sinking capability of lamp housing.The collecting and distributing hot substrate of the utility model, heat pipe, radiating fin, cross-ventilation natural heat dissipation cavity and heat-dissipation lamp housing are in one, and this LED light fixture heat-sinking capability is strong, and radiating efficiency is high, be applicable to high-power LED lamp, various heat abstractor position arrangements are reasonable, compact conformation, simple, and cost is low.
Above the utility model has been done to exemplary description; should be noted that; in the situation that not departing from core of the present utility model, the replacement that is equal to that any simple distortion, modification or other those skilled in the art can not spend creative work all falls into protection domain of the present utility model.

Claims (6)

1. with the LED light fixture of multiple radiating device, it is characterized in that, comprise lamp housing, light source base, light source base outer cover, LED light source, heat-radiating substrate, heat pipe, radiating fin and mount pad, wherein:
The cross section of described lamp housing is a bowl type, and the open top of described lamp housing arranges mount pad in its bottom central authorities; The outer surface of described lamp housing uniformly-spaced distance evenly large ridge is set, between adjacent two large ridges, uniformly-spaced distance evenly arranges little ridge, between adjacent little ridge, forms little groove, greatly ridge and form big groove between adjacent little ridge with it;
At described lamp housing top open part, the top sides of described light source base is along being stuck in lamp housing, and the sidewall of light source base is close to the inwall of lamp housing, and light source base outer cover is close on the outer surface that is arranged on light source base, and formation light source base, light source base outer cover are connected with the tight of lamp housing; Between light source base, lamp housing and mount pad, form cross-ventilation natural heat dissipation cavity;
LED light source hole is evenly set on light source base outer cover, two parts in described LED light source hole arrange the anodal hole of LED and LED negative pole hole, LED light source is arranged in LED light source hole, and the positive pole of LED light source is arranged in the anodal hole of LED, and the negative pole of LED light source is arranged in LED negative pole hole;
Described heat-radiating substrate is arranged on the bottom of light source base, through hole is evenly set on described heat-radiating substrate, and one end of heat pipe, through the through hole of heat-radiating substrate, is connected with light source base bottom is vertical, its other end vertically extend in cross-ventilation natural heat dissipation cavity, the equal opening in two ends of described heat pipe; Described radiating fin is arranged on the outer surface of heat pipe.
2. the LED light fixture with multiple radiating device according to claim 1, is characterized in that, on heat pipe vertical direction, described radiating fin uniformly-spaced distance is arranged on the outer surface of heat pipe, and vertical with heat pipe; On heat pipe vertical direction, the spacing distance between adjacent radiating fin is 0.5-1mm; In the caliber direction of heat pipe, radiating fin is around being arranged on heat pipe outer surface, and adjacent radiating fin angle on circumference is 10-60 degree.
3. according to the LED light fixture with multiple radiating device described in claim 1 or 2, it is characterized in that, 3-10 LED light source holes are evenly set on light source base outer cover.
4. according to the LED light fixture with multiple radiating device described in claim 1 or 2, it is characterized in that, the outer surface of described lamp housing uniformly-spaced distance evenly 2-6 large ridges are set, between adjacent two large ridges uniformly-spaced apart from 4-10 little ridges are evenly set.
5. according to the LED light fixture with multiple radiating device described in claim 1 or 2, it is characterized in that, select bolt closely to connect light source base outer cover and light source base.
6. according to the LED light fixture with multiple radiating device described in claim 1 or 2, it is characterized in that, the quantity that through hole is set on heat-radiating substrate is 4-10, and heat pipe quantity is consistent with number of openings.
CN201420404148.7U 2014-07-22 2014-07-22 LED light fixture with multiple radiating device Expired - Fee Related CN204005854U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420404148.7U CN204005854U (en) 2014-07-22 2014-07-22 LED light fixture with multiple radiating device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420404148.7U CN204005854U (en) 2014-07-22 2014-07-22 LED light fixture with multiple radiating device

Publications (1)

Publication Number Publication Date
CN204005854U true CN204005854U (en) 2014-12-10

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420404148.7U Expired - Fee Related CN204005854U (en) 2014-07-22 2014-07-22 LED light fixture with multiple radiating device

Country Status (1)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108159574A (en) * 2018-02-13 2018-06-15 武汉中科科理光电技术有限公司 Heat radiation protection device and spectral therapeutic instrumnt
CN111787772A (en) * 2020-07-30 2020-10-16 山东开元电子有限公司 Small heat pipe combined radiator

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108159574A (en) * 2018-02-13 2018-06-15 武汉中科科理光电技术有限公司 Heat radiation protection device and spectral therapeutic instrumnt
CN108159574B (en) * 2018-02-13 2024-06-18 武汉中科科理光电技术有限公司 Spectrum therapeutic instrument
CN111787772A (en) * 2020-07-30 2020-10-16 山东开元电子有限公司 Small heat pipe combined radiator

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

Granted publication date: 20141210

Termination date: 20150722

EXPY Termination of patent right or utility model