CN206449420U - A kind of LED without steps heat conduction easy heat radiation - Google Patents
A kind of LED without steps heat conduction easy heat radiation Download PDFInfo
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- CN206449420U CN206449420U CN201720070502.0U CN201720070502U CN206449420U CN 206449420 U CN206449420 U CN 206449420U CN 201720070502 U CN201720070502 U CN 201720070502U CN 206449420 U CN206449420 U CN 206449420U
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- led
- radiating piece
- heat
- radiating
- steps
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- 230000005855 radiation Effects 0.000 title claims abstract description 35
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 48
- 239000004411 aluminium Substances 0.000 claims abstract description 47
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 47
- 239000000463 material Substances 0.000 claims abstract description 19
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 18
- 229910052802 copper Inorganic materials 0.000 claims abstract description 18
- 239000010949 copper Substances 0.000 claims abstract description 18
- 238000000465 moulding Methods 0.000 claims abstract description 8
- 239000013078 crystal Substances 0.000 claims abstract description 6
- 238000003466 welding Methods 0.000 claims description 4
- 238000007493 shaping process Methods 0.000 claims description 3
- 238000009749 continuous casting Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 10
- 238000000034 method Methods 0.000 abstract description 10
- 230000004927 fusion Effects 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 8
- 238000009826 distribution Methods 0.000 description 6
- 238000005266 casting Methods 0.000 description 4
- 239000004519 grease Substances 0.000 description 4
- 229920001296 polysiloxane Polymers 0.000 description 4
- 238000012797 qualification Methods 0.000 description 4
- 238000002788 crimping Methods 0.000 description 3
- -1 Copper-Aluminum compound Chemical class 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 210000003484 anatomy Anatomy 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000012938 design process Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
Landscapes
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model discloses a kind of LED without steps heat conduction easy heat radiation, including aluminium lamp socket, radiating piece and LED heat source, the material of the radiating piece (2) is copper, the aluminium lamp socket (1) and the radiating piece (2) are integrated, aluminium lamp socket (1) realizes integrated molding with radiating piece (2) by way of die cast, crystal boundary realizes fusion at two material interfaces, and the LED heat source (3) is in close contact with the radiating piece (2).LED of the utility model without steps heat conduction easy heat radiation its when using temperature be presented continuously distributed from LED central area to fringe region；During use, radiation processes have instantaneity, and heat transfer is good, and radiating effect is significantly better than traditional LED lamp tool.
Description
Technical field
The utility model is related to lighting technical field, and in particular to a kind of LED without steps heat conduction easy heat radiation
Background technology
The life-span in LED heat source and the temperature of thermal source intracavitary during its use have substantial connection.Experience have shown that, temperature often drops
Low 10 DEG C, the life-span in LED heat source can extend twice, therefore LED radiating is highly important link in LED design processes.
Aluminium is the typical material of pedestal in LED lamp, but the heat conductivity value of aluminium is 237W/mK, and capacity of heat transmission is not enough, radiating efficiency
Slowly.Copper is a kind of material of excellent heat conductivity, and its thermal conductivity is 401W/mK, is significantly better than the thermal conductivity 237W/mK of aluminium.
Copper-Aluminum compound is the mode of common LED lamp radiating, and existing Copper-Aluminum compound is mostly realized by way of crimping.A kind of allusion quotation
The compression joint technique of type is that copper material (copper coin or copper pipe) is contacted into placement with aluminium base, then by applying pressure by copper material and aluminium lamp
Seat is crimped together.But there are following some shortcomings in this mode：(1) it is higher to the flatness requirement of copper, aluminum surface, plus
Work cost increases；(2) crimp region can produce stress；Meanwhile, in actual use, there is the temperature difference in crimp region both sides, copper
Temperature is higher, and the temperature of aluminium is relatively low.Under the collective effect of stress and the temperature difference, crimp region can produce gap, gap area meeting
Air --- the presence of air can produce heat-insulated effect for infiltration, the reduction of heat conduction function be caused, so that light fixture fails rapidly；
(3) exist between LED heat source and aluminium base the temperature difference, i.e. LED heat source temperature highest, the temperature of copper material take second place, the temperature of aluminium base most
Low, LED heat source causes the non-instant that radiates to the stepped distribution of light fixture lip temperature, and heat transfer is not rapid enough, and radiating effect is not
Enough ideals.
A kind of the compound of filling low-melting-point metal between the interface of copper and aluminium is proposed in patent document CN 203202985U
Mode is to realize radiating, but this mode complex process, and qualification rate is low, with high costs, and easily generation bubble during use,
Radiation processes are adversely affected.
In addition, it is how be bonded by heat-conducting silicone grease progress between LED heat source and copper radiating piece in traditional LED lamp, it is this
There are two shortcomings in mode：(1) heat-conducting silicone grease time length easily solidifies the heat conductivity value of (2) heat-conducting silicone grease and only has 401W/mK,
Heat transfer is very poor, radiates very slow.
Utility model content
The purpose of this utility model is in view of the shortcomings of the prior art there is provided a kind of without steps heat conduction easy heat radiation
LED, and technique is simple, with low cost, qualification rate is high.
To achieve these goals, the technical solution of the utility model is as follows：
A kind of LED without steps heat conduction easy heat radiation, including aluminium lamp socket, radiating piece and LED heat source, the radiating piece
Material is copper, and the aluminium lamp socket and the radiating piece are integrated, and aluminium lamp socket is with radiating piece by way of die cast
Realize that crystal boundary realizes fusion at integrated molding, two material interfaces, the LED heat source is in close contact with the radiating piece.Wherein,
The shape of the radiating piece is tubulose, tabular or semi-cylindrical.
Wherein, the integrated molding is comprised the following steps that：
Step S1, copper material is preset in mould, mould is preheated, aluminium liquid is injected；
Step S2, mould is cooled, pressurization continuously casting shaping.
Wherein, the mode that the LED heat source is in close contact with the radiating piece is welding.
Wherein, the aluminium lamp socket also has radiating wing.
Further, the radiating wing is connected as one with the aluminium lamp socket.
Further, the radiating wing is butterfly.
Further, the radiating wing is provided with heat emission hole.
The utility model has following technical characterstic：
(1) radiating piece is integrated with aluminium lamp socket, and the two is to realize one by way of continuous casting is molded
Crystal boundary realizes fusion at chemical conversion type, two material interfaces, it is to avoid is produced from the joint portion of radiating piece and aluminium lamp socket in actual use
Raw gap and bubble, radiating effect are excellent, highly reliable, it is to avoid the rapid failure during use, lamp life increases
It is long.
(2) radiating piece is integrated with aluminium lamp socket, can effectively antidetonation, reliability height, and use in transportation
Flexibly, it is not influenced by gravitation；
(3) integrated molding is by the way of compression casting, and technique is simple, and repeatability is strong, and qualification rate is high；And cost is big
Width is reduced；
(4) temperature is from LED central area to edge when LED of the utility model without steps heat conduction easy heat radiation is used
Region presents continuously distributed；During use, radiation processes have instantaneity, and heat transfer is good, and radiating effect is significantly better than tradition
LED lamp.
Brief description of the drawings
Fig. 1 is the structural representation of LED of the utility model without steps heat conduction easy heat radiation；
Fig. 2 is the anatomical structure schematic diagram of the LED without steps heat conduction easy heat radiation in the utility model embodiment 1；
Fig. 3 is LED of the utility model without steps heat conduction easy heat radiation and traditional LED lamp temperature when in use point
Cloth schematic diagram, wherein figure (a) is the Temperature Distribution schematic diagram of traditional LED lamp when in use, figure (b) is the utility model without ladder
The Temperature Distribution schematic diagram of the LED of property heat conduction easy heat radiation when in use.
Wherein, each reference implication is as follows：1 --- aluminium lamp socket, 11 --- radiating wing, 111 --- heat emission hole, 2 ---
Radiating piece, 3 --- LED heat source, 4 --- seal, 5 --- lampshade, 6 --- panel, 7 --- fixing hole, 8 --- thermal conductive silicon
Fat.
Embodiment
Below in conjunction with the accompanying drawings and specific embodiment is further described through to the technical solution of the utility model.
Fig. 1 is a kind of structural representation of the LED without steps heat conduction easy heat radiation of the utility model.As shown in figure 1, this
Utility model provides a kind of LED without steps heat conduction easy heat radiation, including aluminium lamp socket 1, radiating piece 2 and LED heat source 3, described
Lamp socket 1 and the radiating piece 2 are integrated, and the LED heat source 3 is in close contact with the radiating piece 2.
The following is specific embodiment of the utility model.
Embodiment 1
Embodiment 1 illustrates a kind of one kind typical case's application of LED without steps heat conduction easy heat radiation of the utility model.Figure
2 be the schematic diagram of the LED without steps heat conduction easy heat radiation of embodiment 1.
As shown in Figure 2, a kind of LED without steps heat conduction easy heat radiation of the present embodiment includes aluminium lamp socket 1, radiating piece
2 and LED heat source 3, aluminium lamp socket 1 and radiating piece 2 are integrated, and aluminium lamp socket 1 and radiating piece 2 are real by way of die cast
Crystal boundary realizes fusion at existing integrated molding, two material interfaces, and LED heat source 3 is in close contact with the radiating piece 2, i.e. LED heat source
3 are arranged on radiating piece 2.In practical application, on the surface of radiating piece 2 installation position can be set to be used for the installation in LED heat source in advance.
A kind of conventional LED heat source is COB lamp beads.
In the present embodiment, the material of radiating piece 2 is metallic copper.The thermal conductivity of copper is 401W/mK, is significantly better than the heat of aluminium
Conductance 237W/mK.Add copper radiating piece, it is possible to achieve the purpose effectively radiated.In practical application, the material of radiating piece also may be used
Accordingly from the excellent material of some other thermal conductivity.
In the present embodiment, the shape of radiating piece 2 is semi-cylindrical.In actual applications, tubulose or tabular also be can select
Radiating piece.
In the present embodiment, including the integral structure of aluminium lamp socket 1 and radiating piece 2 is obtained by integrated molding.One
Body chemical conversion type is comprised the following steps that：
Step S1, copper material is preset in mould, mould is preheated, aluminium liquid is injected；
Step S2, mould is cooled, pressurization continuously casting shaping.
In the present embodiment, aluminium lamp socket 1 also has radiating wing 11, and radiating wing 11 is connected as one with aluminium lamp socket 1, is also to pass through
It is prepared by the mode of casting.Radiating wing 11 in the present embodiment is that multiple heat emission holes 111 are additionally provided with butterfly, radiating wing 11,
Advantageously in quick heat radiating.
The LED without steps heat conduction easy heat radiation of the present embodiment also includes seal 4, lampshade 5, panel 6, fixing hole 7.
Wherein, lampshade 5 has protection and anti-reflection function, LED heat source 3 can be provided and protect and strengthen the saturating of the light that LED heat source 3 is sent
Cross rate；Panel 6 is used to lampshade 5 with aluminium lamp socket 1 being coupled；Seal 4 is used for the sealing of each junction of LED, is conducive to enhancing
Protection to LED, improves the life-span；Fixing hole 7 is used for being fixedly linked between LED and lamp stand.
Fig. 3 is LED of the utility model without steps heat conduction easy heat radiation and traditional LED lamp temperature when in use point
Cloth schematic diagram, wherein figure (a) is the Temperature Distribution schematic diagram of traditional LED lamp when in use, figure (b) is the utility model without ladder
The Temperature Distribution schematic diagram of the LED of property heat conduction easy heat radiation when in use.Traditional LED wherein LED heat source 1 and radiating piece
Connected between 2 using heat-conducting silicone grease 8, and LED of the utility model without steps heat conduction easy heat radiation is then, by welding, to have more
Say it is that the two is connected by the mode that rare earth is welded body --- the mode of welding is more conducive to improving radiating effect.Traditional LED lamp
It is connected between radiating piece 2 and aluminium lamp socket 1 by the way of crimping, crimping area can not realize seamless combination, cause air penetration to be made
Into heat-insulated, heat-conducting effect is poor；And between LED radiating piece 2 and aluminium lamp socket 1 of the utility model without steps heat conduction easy heat radiation
It is seamlessly connected, heat conduction is extremely rapid.From figure 3, it can be seen that when deployed, traditional LED lamp is from LED heat source region to aluminium lamp socket area temperature
Staged distribution is presented in degree, when the temperature in LED heat source reaches 60 DEG C, and the temperature of radiating piece is 50 DEG C, and the temperature of aluminium lamp socket is only
There are 40 DEG C, heat transfer is slow, radiate poor；And LED of the utility model without steps heat conduction easy heat radiation is when in use from LED
Thermal source area is presented continuously distributed to aluminium lamp socket area temperature, and when LED heat source is 50 DEG C, the temperature of aluminium lamp socket can just reach 40 DEG C,
Slowly reduced from LED heat source to aluminium lamp socket temperature, no noticeable steps, heat transfer is instant rapidly, radiating is preferable.
In the utility model, radiating piece is integrated with aluminium lamp socket, and the two is real by way of die cast
Crystal boundary realizes fusion at existing integrated molding, two material interfaces, it is to avoid the knot of radiating piece and aluminium lamp socket in actual use
Conjunction portion produces gap and bubble, radiating effect is excellent, highly reliable, it is to avoid the rapid failure during use, lamp life
Increase significantly.In addition, radiating piece is integrated with aluminium lamp socket, can effectively antidetonation, reliability height, and make in transportation
With flexible, it is not influenced by gravitation.Technique of the present utility model is simple, and repeatability is strong, and qualification rate is high, and cost is greatly reduced.
LED of the utility model without steps heat conduction easy heat radiation when in use temperature from LED central area to edge
Region presents continuously distributed；During use, radiation processes have instantaneity, and heat transfer is good, and radiating effect is significantly better than tradition
LED lamp.
Above example is only a part of embodiment of the utility model, rather than whole embodiments.Above example
Explanation be only intended to help and understand method of the present utility model and its core concept；For those of ordinary skill in the art,
The all other embodiment obtained according to thought of the present utility model under the premise of creative work is not made, belongs to this
The scope of utility model protection.In summary, this specification content should not be construed as to limitation of the present utility model.
Claims (7)
1. a kind of LED without steps heat conduction easy heat radiation, it is characterised in that including aluminium lamp socket (1), radiating piece (2) and LED heat
Source (3), the material of the radiating piece (2) is copper, and the aluminium lamp socket (1) and the radiating piece (2) are integrated, aluminium lamp socket
(1) realize that crystal boundary realization is melted at integrated molding, two material interfaces by way of continuous casting shaping of pressurizeing with radiating piece (2)
Close, the LED heat source (3) is in close contact with the radiating piece (2).
2. the LED according to claim 1 without steps heat conduction easy heat radiation, it is characterised in that：The radiating piece (2)
Shape is tubulose, tabular or semi-cylindrical.
3. the LED according to claim 1 without steps heat conduction easy heat radiation, it is characterised in that：The LED heat source (3)
The mode being in close contact with the radiating piece (2) is welding.
4. the LED according to claim 1 without steps heat conduction easy heat radiation, it is characterised in that：The aluminium lamp socket (1) is also
With radiating wing (11).
5. the LED according to claim 4 without steps heat conduction easy heat radiation, it is characterised in that：The radiating wing (11)
Connected as one with the aluminium lamp socket (1).
6. the LED according to claim 4 without steps heat conduction easy heat radiation, it is characterised in that：The radiating wing (11)
It is butterfly.
7. the LED according to claim 4 without steps heat conduction easy heat radiation, it is characterised in that：The radiating wing (11)
It is provided with heat emission hole (111).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720070502.0U CN206449420U (en) | 2017-01-18 | 2017-01-18 | A kind of LED without steps heat conduction easy heat radiation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720070502.0U CN206449420U (en) | 2017-01-18 | 2017-01-18 | A kind of LED without steps heat conduction easy heat radiation |
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| Publication Number | Publication Date |
|---|---|
| CN206449420U true CN206449420U (en) | 2017-08-29 |
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| CN201720070502.0U Active CN206449420U (en) | 2017-01-18 | 2017-01-18 | A kind of LED without steps heat conduction easy heat radiation |
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| CN (1) | CN206449420U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106838638A (en) * | 2017-01-18 | 2017-06-13 | 朱惠冲 | A kind of LED without steps heat conduction easy heat radiation |
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2017
- 2017-01-18 CN CN201720070502.0U patent/CN206449420U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106838638A (en) * | 2017-01-18 | 2017-06-13 | 朱惠冲 | A kind of LED without steps heat conduction easy heat radiation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190920 Address after: The town of Nanhai District, Guangdong city of Foshan province Luo village 528226 Langsha Avenue new light industrial base in North Guangdong in the core area of C District 5 floor (1-16 axis) Patentee after: Foshan Ning Yu Polytron Technologies Inc Address before: The town of Nanhai District, Guangdong city of Foshan province Luo village 528226 Langsha Avenue new light industrial base in North Guangdong in the core area of C District 5 first floor Patentee before: Zhu Hui Chong |
|
| TR01 | Transfer of patent right | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Nantong Huahang Energy Saving Technology Co.,Ltd. Assignor: FOSHAN NINGYU TECHNOLOGY Co.,Ltd. Contract record no.: X2021980004764 Denomination of utility model: A kind of LED lamp without step heat conduction and easy heat dissipation Granted publication date: 20170829 License type: Exclusive License Record date: 20210616 |
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| EE01 | Entry into force of recordation of patent licensing contract |