CN108224388A - A kind of LED heat loss through conduction module - Google Patents
A kind of LED heat loss through conduction module Download PDFInfo
- Publication number
- CN108224388A CN108224388A CN201711409769.9A CN201711409769A CN108224388A CN 108224388 A CN108224388 A CN 108224388A CN 201711409769 A CN201711409769 A CN 201711409769A CN 108224388 A CN108224388 A CN 108224388A
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- Prior art keywords
- led
- hollow body
- surrounding
- heat loss
- conduction module
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/56—Cooling arrangements using liquid coolants
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The invention discloses a kind of LED heat loss through conduction modules, it is intended to provide a kind of LED heat loss through conduction modules of good heat dissipation effect, it includes a radiator, the radiator includes the recessed hollow body set on the radiator center upper portion, cover on the hollow body and seal the LED fastening plates on the hollow body top, it is sealed in the hollow body quickly for the heat in LED fastening plates to be transmitted to the fluid media (medium) of hollow body inner wall, set on several radiating fins of the hollow external surface, the heat dissipation channel being formed between radiating fin and the surrounding of the circular radiating fin outer side edges, and the top of the heat dissipation channel of the surrounding is connected with the upper outside of the surrounding.Heat dissipation of the present invention available for the heat dissipation, especially great power LED of LED.
Description
Technical field
The present invention relates to LED field, more particularly, to a kind of LED heat loss through conduction module.
Background technology
Since LED has many advantages, such as environmentally friendly, energy saving, long lifespan, traditional fluorescent lamp etc. is gradually replaced to become
Primary illumination light source.But since LED has the problem of calorific value is big simultaneously, when setting LED and LED lamp, it is required to close
The heat dissipation of reason design LED, in order to avoid influence the luminous efficiency of LED.The heat dissipation of existing LED is usually radiated by cooling fin, such
Mode by the LED heats generated due to cannot be quickly quickly being transmitted to each section of cooling fin and heat dissipation effect is poor.In order to
It solves the problems, such as the quick conduction for the heat that this LED is generated, temperature-uniforming plate occurs, it can will using the fluid media (medium) in temperature-uniforming plate
The heat that LED is generated quickly is transmitted to temperature-uniforming plate everywhere, and heat dissipation effect will be got well compared to cooling fin heat dissipation.But existing samming
Plate is usually all the temperature-uniforming plate of plane, and thickness is smaller, and samming chamber is small, and heat dissipation effect is limited, for great power LED cooling effect
It is still inadequate.
Invention content
Invention is usually all the temperature-uniforming plate of plane to solve the prior art for the temperature-uniforming plate of LED heat dissipations,
Thickness is smaller, and samming chamber is small, and heat dissipation effect is limited, for great power LED cooling effect it is still inadequate the technical issues of, provide
A kind of LED heat loss through conduction module.
In order to solve the above technical problems, the technical solution adopted by the present invention is a kind of LED heat loss through conduction module of design, including
One radiator, the radiator include the recessed hollow body set on the radiator center upper portion, cover on the hollow body
And it seals the LED fastening plates on the hollow body top, be sealed in the hollow body quickly to pass the heat in LED fastening plates
Lead hollow body inner wall fluid media (medium), set on the hollow external surface several radiating fins, be formed in radiating fin it
Between heat dissipation channel and around the surrounding of the radiating fin outer side edges, and the top of the heat dissipation channel of the surrounding and institute
State the upper outside connection of surrounding.
The LED heat loss through conduction module further includes the LED lamp bead in the LED fastening plates.
The LED heat loss through conduction module further include the lampshade for being arranged on the radiator top and entangling the LED lamp bead,
It the light exit cover that is arranged on the lampshade and is arranged between the lampshade and light exit cover and the lampshade and the radiator
Between closed-loop.
The radiating fin is around the hollow external surface setting, and its center is equipped with and separates the radiating fin
Gap.
The hollow body is constant temperature hollow body.
The cross section of the surrounding is oval, round or rectangular.
The eyeglass for covering the LED lamp bead is additionally provided in the LED lamp bead, the lampshade entangles the eyeglass.
The present invention sets fluid media (medium) by setting hollow body on a heat sink in hollow body, so as to form samming
Heat in LED fastening plates is quickly transmitted to the radiating fin of hollow external surface, together by the structure of plate or similar temperature-uniforming plate
When, surrounding is set around the radiating fin outer side edges, and make the top of the heat dissipation channel of the surrounding and the surrounding
Side upper outside connection, so as to form periphery pass-through type radiating fin, make surrounding air generate pressure differential and in radiating fin
The formation free convection up and down of the heat dissipation channel of composition preferably carries out air exchange heat dissipation, by the heat of cooling fin surfaces
It takes away rapidly.
Description of the drawings
With reference to embodiment and attached drawing, the present invention is described in detail, wherein：
Fig. 1 is the stereogram that LED heat loss through conduction module of the present invention implements one；
Fig. 2 is the stereogram at another visual angle of LED heat loss through conduction module embodiment one of the present invention；
Fig. 3 is the sectional view of LED heat loss through conduction module embodiment one of the present invention；
Fig. 4 is the stereogram of LED heat loss through conduction module embodiment two of the present invention；
Fig. 5 is the stereogram at another visual angle of LED heat loss through conduction module embodiment two of the present invention；
Fig. 6 is the sectional view of LED heat loss through conduction module embodiment two of the present invention；
Fig. 7 is the stereogram of LED heat loss through conduction module embodiment three of the present invention；
Fig. 8 is the stereogram at another visual angle of LED heat loss through conduction module embodiment three of the present invention；
Fig. 9 is the sectional view of LED heat loss through conduction module embodiment three of the present invention.
Specific embodiment
Implement one
Refer to Fig. 1, Fig. 2 and Fig. 3.LED heat loss through conduction module includes radiator 1, LED lamp bead 2, lampshade 3, light exit cover 4 and envelope
Closed loop 5.Wherein：
Radiator 1 is made of metal thermal conductive material, such as aluminium, including hollow body 11, LED fastening plates 12, radiating fin 13, dissipates
The passage of heat 14 and surrounding 15.Wherein：
Hollow body 11 is set on the radiator center upper portion and recessed inwardly.The height of hollow body 11 can width can according to heat dissipation will
Ask specific setting.Hollow body is preferably constant temperature hollow body, so as to which heat-conducting effect is more preferable.
LED fastening plates 12 cover on the hollow body and the sealing hollow body top.LED fastening plates are mainly used for placing
LED lamp bead, and the heat that LED lamp bead is generated is transmitted to hollow body.Heat for LED lamp bead is generated quickly guides, hollow
The fluid media (medium) being sealed in the hollow body is provided in body 11, is used to the heat in LED fastening plates being quickly transmitted to
Hollow body inner wall.The gasification of fluid media (medium) heat is liquefied to the cold, so as to which when LED fastening plates are heated, fluid media (medium) is incited somebody to action by thermal evaporation
Heat is transmitted to rapidly the inner wall of hollow body, so as to be transmitted on radiating fin, is distributed heat by radiating fin.
Radiating fin 13 is set on the hollow external surface.Heat dissipation channel 14 is formed between adjacent heat radiation fin.Heat dissipation is logical
Road is mainly used for flowing through air, so as to which the heat of cooling fin surfaces be taken away rapidly by air.In this embodiment,
The radiating fin is around the hollow external surface setting, and its center is equipped with the gap for separating the radiating fin
131。
Surrounding 15 surround the radiating fin outer side edges, and the top of the heat dissipation channel of the surrounding and the surrounding
The upper outside connection on side.Since radiating fin is only around the radiating fin outer side edges, bottom surface is not surrounded by surrounding, and
The top of the heat dissipation channel of surrounding is connected with the upper outside of the surrounding, so as to transparent, the formation of heat dissipation channel
Free convection preferably carries out air exchange heat dissipation, the heat of cooling fin surfaces is taken away rapidly.
The shape of surrounding and radiating fin can be arranged as required into it is variously-shaped, such as in this embodiment, institute
State the cross section setting ovalisation of surrounding.
LED lamp bead 2 is set in the LED fastening plates.For LED lamp bead for shining, the heat generated passes through LED fastening plates
Outflow.The eyeglass 21 for covering the LED lamp bead is additionally provided in the LED lamp bead, lampshade 3 entangles the eyeglass.
Lampshade 3 is arranged on the radiator top and entangles the LED lamp bead.Lampshade 3 is mainly used for reflecting LED lamp bead production
Raw light.Lampshade 3 can be fixed by screw etc. with radiator.
Light exit cover 4 is arranged on the lampshade, is mainly used for light extraction, can is the various optical textures such as eyeglass, also may be used
To be made of the materials such as PC.It can also be fixed between light exit cover 4 and lampshade by screw etc..
For waterproof, use is both provided between the lampshade and light exit cover and between the lampshade and the radiator
In the closed-loop 5 of waterproof.
During work, the heat that LED lamp bead generates is transmitted to LED fastening plates, the fluid media (medium) in hollow body by it is thermal evaporation will
Heat is transmitted to rapidly hollow body inner wall, the radiating fin of hollow external surface is further transmitted to, due between radiating fin
Heat dissipation channel it is transparent, form free convection, preferably carry out cross-ventilation and exchange heat dissipation, so as to by radiating fin table
The heat in face is taken away rapidly.It is more preferable compared to the heat dissipation of existing temperature-uniforming plate or common cooling fin heat dissipation effect, it is more suitable for high-power
The heat dissipation of LED.Further, since hollow body can be configured as needed, the plane temperature-uniforming plate or heat pipe of the prior art are led
Hot mode extends to big heat conduction hollow body, further improves heat dissipation effect.The present invention can reduce LED lamp bead junction temperature, extend
The chip service life is extremely more than 50000 to 100000 hours, while light efficiency higher.
Embodiment two
Refer to Fig. 4, Fig. 5 and Fig. 6.LED heat loss through conduction module equally includes radiator 61, LED lamp bead in this specific embodiment
62nd, lampshade 63 and light exit cover 64, radiator 61 is equally made of metal thermal conductive material, such as aluminium, including hollow body 611, LED
Fastening plates 612, radiating fin 613, heat dissipation channel 614 and surrounding 615.It is provided with and is sealed in the hollow body in hollow body
Fluid media (medium).Surrounding 615 equally around the radiating fin outer side edges, and the top of the heat dissipation channel of the surrounding with
The upper outside connection of the surrounding.Since radiating fin is only around the radiating fin outer side edges, bottom surface is not by surrounding
Skirt is lived, and the top of the heat dissipation channel of surrounding is connected with the upper outside of the surrounding, above and below heat dissipation channel
It is penetrating, free convection is formed, air exchange heat dissipation is preferably carried out, the heat of cooling fin surfaces is taken away rapidly.The implementation
Difference lies in the shape of, surrounding and radiating fin differences, in this embodiment, the surrounding with embodiment one for example
Cross section be arranged to circle.
Embodiment three
Refer to Fig. 7, Fig. 8 and Fig. 9.LED heat loss through conduction module equally includes radiator 71, LED lamp bead in this specific embodiment
72nd, lampshade 73 and light exit cover 74, radiator 71 is equally made of metal thermal conductive material, such as aluminium, including hollow body 711, LED
Fastening plates 712, radiating fin 713, heat dissipation channel 714 and surrounding 715.It is provided with and is sealed in the hollow body in hollow body
Fluid media (medium).Surrounding 715 equally around the radiating fin outer side edges, and the top of the heat dissipation channel of the surrounding with
The upper outside connection of the surrounding.Since radiating fin is only around the radiating fin outer side edges, bottom surface is not by surrounding
Skirt is lived, and the top of the heat dissipation channel of surrounding is connected with the upper outside of the surrounding, above and below heat dissipation channel
It is penetrating, free convection is formed, air exchange heat dissipation is preferably carried out, the heat of cooling fin surfaces is taken away rapidly.The implementation
Difference lies in the shape of, surrounding and radiating fin differences, in this embodiment, the surrounding with embodiment one for example
Cross section setting squarely.
The present invention sets fluid media (medium) by setting hollow body on a heat sink in hollow body, so as to form samming
Heat in LED fastening plates is quickly transmitted to the radiating fin of hollow external surface, together by the structure of plate or similar temperature-uniforming plate
When, surrounding is set around the radiating fin outer side edges, and make the top of the heat dissipation channel of the surrounding and the surrounding
Side upper outside connection, so as to form periphery pass-through type radiating fin, make surrounding air generate pressure differential and in radiating fin
The formation free convection up and down of the heat dissipation channel of composition preferably carries out air exchange heat dissipation, by the heat of cooling fin surfaces
It takes away rapidly.
Further, since hollow body can be configured as needed, by the plane temperature-uniforming plate of the prior art or heat pipe heat conduction
Mode extends to big heat conduction hollow body, further improves heat dissipation effect.The present invention can reduce LED lamp bead junction temperature, extend core
The piece service life is extremely more than 50000 to 100000 hours, while light efficiency higher.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement made within refreshing and principle etc., should all be included in the protection scope of the present invention.
Claims (7)
1. a kind of LED heat loss through conduction module, including a radiator, it is characterised in that：The radiator includes being set on the heat dissipation
The recessed hollow body of device center upper portion, the LED fastening plates for covering on the hollow body and sealing the hollow body top, sealing
In in the hollow body with the heat in LED fastening plates is quickly transmitted to hollow body inner wall fluid media (medium), set on the sky
Several radiating fins of heart external surface, the heat dissipation channel being formed between radiating fin and the circular radiating fin outer side edges
Surrounding, and the top of the heat dissipation channel of the surrounding is connected with the upper outside of the surrounding.
2. LED heat loss through conduction module according to claim 1, it is characterised in that：The LED heat loss through conduction module further includes
LED lamp bead in the LED fastening plates.
3. LED heat loss through conduction module according to claim 2, it is characterised in that：The LED heat loss through conduction module further includes
It is arranged on the radiator top and entangles the lampshade of the LED lamp bead, the light exit cover being arranged on the lampshade and be arranged on
Closed-loop between the lampshade and light exit cover and between the lampshade and the radiator.
4. LED heat loss through conduction module according to claim 1, it is characterised in that：The radiating fin is around described hollow
External surface is set, and its center is equipped with the gap for separating the radiating fin.
5. LED heat loss through conduction module according to claim 1, it is characterised in that：The hollow body is constant temperature hollow body.
6. LED heat loss through conduction module according to claim 1, it is characterised in that：The cross section of the surrounding is in ellipse
Shape, circle or rectangular.
7. LED heat loss through conduction module according to claim 3, it is characterised in that：It is additionally provided with and covers in the LED lamp bead
The eyeglass of the LED lamp bead, the lampshade entangle the eyeglass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711409769.9A CN108224388A (en) | 2017-12-23 | 2017-12-23 | A kind of LED heat loss through conduction module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711409769.9A CN108224388A (en) | 2017-12-23 | 2017-12-23 | A kind of LED heat loss through conduction module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108224388A true CN108224388A (en) | 2018-06-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711409769.9A Pending CN108224388A (en) | 2017-12-23 | 2017-12-23 | A kind of LED heat loss through conduction module |
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| CN (1) | CN108224388A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110822392A (en) * | 2019-10-10 | 2020-02-21 | 祝慧 | Liquid radiating radiator |
-
2017
- 2017-12-23 CN CN201711409769.9A patent/CN108224388A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110822392A (en) * | 2019-10-10 | 2020-02-21 | 祝慧 | Liquid radiating radiator |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
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Application publication date: 20180629 |