CN106931416A - A kind of cooling system of LED - Google Patents
A kind of cooling system of LED Download PDFInfo
- Publication number
- CN106931416A CN106931416A CN201511034018.4A CN201511034018A CN106931416A CN 106931416 A CN106931416 A CN 106931416A CN 201511034018 A CN201511034018 A CN 201511034018A CN 106931416 A CN106931416 A CN 106931416A
- Authority
- CN
- China
- Prior art keywords
- led
- lampshade
- substrate
- inner chamber
- led lamp
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- 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
- F21V29/502—Cooling arrangements characterised by the adaptation for cooling of specific components
- F21V29/506—Cooling arrangements characterised by the adaptation for cooling of specific components of globes, bowls or cover glasses
-
- 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
-
- 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
- F21V29/83—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks the elements having apertures, ducts or channels, e.g. heat radiation holes
Abstract
The invention discloses a kind of cooling system of LED, including lampshade and driving electric appliance box, the lampshade has inner chamber, the inner chamber is provided with LED light source component, the LED light source component includes substrate and some LED lamp beads, the substrate is fixed on the inner chamber, and the inner chamber is divided into the heat dissipation cavity on top and the reflection cavity of bottom, the LED lamp bead is arranged on the substrate near the side of the reflection cavity, venthole is offered on the lampshade, the bottom for driving electric appliance box has air admission hole, the air admission hole is docked and connected with the venthole, constitute heat dissipation channel.By above-mentioned structure setting, the radiating effect of LED is improved, heat will not be concentrated on excessively around LED lamp bead, significantly reduce influence of the heat to LED lamp bead, extend the service life of LED lamp bead.
Description
Technical field
The present invention relates to lighting field, more particularly to a kind of cooling system of LED.
Background technology
On the problem how LED is effectively radiated, the technical staff in industry is all annoying always.Existing LED generally comprises lampshade and drives electric appliance box, LED light source component is provided with lampshade, LED light source component includes substrate and some LED lamp beads, and substrate is close to the top of lampshade inwall, LED lamp bead is fixed on substrate, drives electric appliance box to be then used to drive LED lamp bead to light.When LED lamp bead is luminous, the heat produced by LED lamp bead is transferred to lampshade through substrate, then realizes the radiating of LED lamp bead to external diffusion through lampshade.But because substrate is close to at the top of lampshade inwall, during heat transfer, more closer to the heat for being close to place, i.e., temperature is higher, so as to cause the temperature around LED lamp bead higher, influences the service life of LED lamp bead.
The content of the invention
In order to overcome above-mentioned technical problem, it is an object of the invention to provide a kind of cooling system of LED, the cooling system has more preferably radiating effect.
To achieve the above object, the present invention is adopted the following technical scheme that：
A kind of cooling system of LED, including lampshade and driving electric appliance box, the lampshade has inner chamber, the inner chamber is provided with LED light source component, the LED light source component includes substrate and some LED lamp beads, the substrate is fixed on the inner chamber, and the inner chamber is divided into the heat dissipation cavity on top and the reflection cavity of bottom, the LED lamp bead is arranged on the substrate near the side of the reflection cavity, venthole is offered on the lampshade, the bottom for driving electric appliance box has air admission hole, and the air admission hole is docked and connected with the venthole, constitutes heat dissipation channel.
Connector is provided with the heat dissipation channel, one end of the connector is fixedly connected on the venthole, and the other end is fixedly connected on the air admission hole.
The connector be in hollow form, with cable tray, one end of the cable tray connect with the heat dissipation cavity, the other end with it is described drive electric appliance box inner space.
One end of the connector has fixed frame plate, and the fixed frame plate is fixed at the venthole.
The connector is integrally formed with the fixed frame plate.
Sealing ring is set between the lampshade and the driving electric appliance box.
The substrate clamping is fixed in the lampshade.
The substrate is aluminium base.
The beneficial effects of the present invention are：The inner chamber of lampshade is divided into the heat dissipation cavity on top and the reflection cavity of bottom by substrate, and LED lamp bead is arranged on substrate near the side of reflection cavity, when LED lamp bead is luminous, the effect of the reflected cover of light can be projected outwardly, realize the illumination of LED；The heat that LED lamp bead sends is conducted to heat dissipation cavity through substrate, and heat is conducted to lampshade as conducting surface using the inwall of heat dissipation cavity in being spread rapidly in heat dissipation cavity, in outwardly being spread on lampshade；Simultaneously, heat can be also diffused into driving electric appliance box through the air admission hole (i.e. heat is through heat dissipation channel) of the venthole of lampshade, driving electric appliance box, heat can outwardly be spread by driving electric appliance box, realize the combination of radiating with the radiating for driving electric appliance box of lampshade, with more preferably radiating effect, heat will not be concentrated on excessively around LED lamp bead, significantly reduce influence of the heat to LED lamp bead, extend the service life of LED lamp bead.Also, above-mentioned structure setting, the inwall in heat dissipation cavity in addition to substrate is conducting surface, make conducting surface that there is wider array of conduction surface, lampshade, the effect of further heat radiation are rapidly transferred to beneficial to the heat in heat dissipation cavity.
Brief description of the drawings
Fig. 1 is the structural representation of cooling system of the invention；
Fig. 2 is enlarged drawing at the A of Fig. 1.
Specific embodiment
Below, with reference to accompanying drawing and specific embodiment, the present invention is described further：
Referring to figs. 1 to Fig. 2, a kind of cooling system of LED, including lampshade 1 and driving electric appliance box 3, the lampshade 1 has inner chamber 11, the inner chamber 11 is provided with LED light source component 2, the LED light source component 2 includes substrate 21 and some LED lamp beads 22, the substrate 21 is fixed on the inner chamber 11, and the inner chamber 11 is divided into the heat dissipation cavity 111 on top and the reflection cavity 112 of bottom, the LED lamp bead 22 is arranged on the substrate 21 near the side of the reflection cavity 112, venthole 12 is offered on the lampshade 1, the bottom for driving electric appliance box 3 has air admission hole 31, the air admission hole 31 is docked and connected with the venthole 12, constitute heat dissipation channel 4.Wherein, the clamping of the substrate 21 is fixed in the lampshade 1；And the substrate 21 is aluminium base, with more preferably radiating effect.
The inner chamber 11 of lampshade 1 is divided into the heat dissipation cavity 111 on top and the reflection cavity 112 of bottom by substrate 21, and LED lamp bead 22 is arranged on substrate 21 near the side of reflection cavity 112, when LED lamp bead 22 lights, the effect of the reflected cover 112 of light can be projected outwardly, realize the illumination of LED；The heat that LED lamp bead 22 sends is conducted to heat dissipation cavity 111 through substrate 21, and heat spreads rapidly in heat dissipation cavity 111, and is conducted to lampshade 1 as conducting surface using the inwall of heat dissipation cavity 111, is outwardly spread on lampshade 1；Simultaneously, heat can be also diffused into driving electric appliance box 3 through the air admission hole 31 (i.e. heat is through heat dissipation channel 4) of the venthole 12 of lampshade 1, driving electric appliance box 3, heat can outwardly be spread by driving electric appliance box 3, realize the combination of radiating with the radiating for driving electric appliance box 3 of lampshade 1, with more preferably radiating effect, heat will not be concentrated on excessively around LED lamp bead 22, significantly reduce influence of the heat to LED lamp bead 22, extend the service life of LED lamp bead 22.Also, above-mentioned structure setting, the inwall in heat dissipation cavity 111 in addition to substrate 21 is conducting surface, make conducting surface that there is wider array of conduction surface, lampshade 1, the effect of further heat radiation are rapidly transferred to beneficial to the heat in heat dissipation cavity 111.
As the preferred embodiments of the present invention, connector 5 is provided with the heat dissipation channel 4, one end of the connector 5 is fixedly connected on the venthole 12, and the other end is fixedly connected on the air admission hole 31；It is capable of achieving lampshade 1 and drives being fixedly connected for electric appliance box 3, simple structure is easy to assembly.
In the present embodiment, the connector 5 be in hollow form, with cable tray 51, one end of the cable tray 51 connects with the heat dissipation cavity 111, the other end with it is described driving electric appliance box 3 inner space；The LED light source component 2 and the connecting wire 7 between the driving component 32 for driving the inner chamber of electric appliance box 3 being located in lampshade 1 can be arranged in cable tray 51, simple structure, reliability；Also, above-mentioned structure also makes connecting wire 7 hide completely, effectively lifts the security of product.Meanwhile, during radiating, the heat in heat dissipation cavity 111 can also be entered in driving electric appliance box 3 through cable tray 51.
In the present embodiment, one end of the connector 5 has fixed frame plate 52, and the fixed frame plate 52 is fixed at the venthole 12.It is capable of achieving one end of connector 5 and being fixedly connected for lampshade 1.Specifically, fixed frame plate 32 is the mounting hole 13 for being fixed by screws in the inwall of lampshade 1, simple structure, convenient disassembly.
In the present embodiment, the connector 5 is integrally formed with the fixed frame plate 52, eliminates the attachment structure between connector 5 and fixed frame plate 52, makes structure more simple, firm.
In the present embodiment, sealing ring 6 is set between the lampshade 1 and the driving electric appliance box 3, to prevent water gas and water drop etc. from entering into lampshade 1 through venthole 12 or air admission hole 31 or drive in electric appliance box 2, makes product more reliable, safe.
It will be apparent to those skilled in the art that technical scheme that can be as described above and design, make other various corresponding changes and deformation, and all these changes and deformation should all belong within the protection domain of the claims in the present invention.
Claims (8)
1. a kind of cooling system of LED, including lampshade (1) and driving electric appliance box (3), it is described
Lampshade (1) is provided with LED light source component (2), institute with inner chamber (11), the inner chamber (11)
Stating LED light source component (2) includes substrate (21) and some LED lamp beads (22), the substrate (21)
Be fixed on the inner chamber (11), and by the inner chamber (11) be divided into top heat dissipation cavity (111) and
The reflection cavity (112) of bottom, the LED lamp bead (22) is arranged on the substrate (21) near described
The side of reflection cavity (112), offers venthole (12) on the lampshade (1), described to drive electricity
The bottom of device case (3) has an air admission hole (31), the air admission hole (31) and the venthole (12)
It is docked and connected, constitutes heat dissipation channel (4).
2. the radiator structure of LED according to claim 2, it is characterised in that the radiating is led to
Connector (5) is provided with road (4), one end of the connector (5) is fixedly connected on the outlet
Hole (12), the other end is fixedly connected on the air admission hole (31).
3. the radiator structure of LED according to claim 2, it is characterised in that the connector
(5) in hollow form, with cable tray (51), one end of the cable tray (51) dissipates with described
The connection of hot chamber (111), the inner space of the other end and driving electric appliance box (3).
4. the radiator structure of LED according to claim 2, it is characterised in that the connector
(5) one end has fixed frame plate (52), and the fixed frame plate (52) is fixed on the venthole (12)
Place.
5. the radiator structure of LED according to claim 4, it is characterised in that the connector
(5) it is integrally formed with the fixed frame plate (52).
6. the radiator structure of the LED according to any one of claim 1 to 5, it is characterised in that
Sealing ring (6) is set between the lampshade (1) and driving electric appliance box (3).
7. the radiator structure of the LED according to any one of claim 1 to 5, it is characterised in that
The substrate (21) clamping is fixed in the lampshade (1).
8. the radiator structure of the LED according to any one of claim 1 to 5, it is characterised in that
The substrate (21) is aluminium base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511034018.4A CN106931416A (en) | 2015-12-30 | 2015-12-30 | A kind of cooling system of LED |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511034018.4A CN106931416A (en) | 2015-12-30 | 2015-12-30 | A kind of cooling system of LED |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106931416A true CN106931416A (en) | 2017-07-07 |
Family
ID=59443711
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511034018.4A Pending CN106931416A (en) | 2015-12-30 | 2015-12-30 | A kind of cooling system of LED |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106931416A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111102481A (en) * | 2020-01-13 | 2020-05-05 | 上海电力大学 | High-power LED lamp with cooling system |
-
2015
- 2015-12-30 CN CN201511034018.4A patent/CN106931416A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111102481A (en) * | 2020-01-13 | 2020-05-05 | 上海电力大学 | High-power LED lamp with cooling system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170707 |