CN214369371U - LED lamp and lighting device - Google Patents
LED lamp and lighting device Download PDFInfo
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- CN214369371U CN214369371U CN202022812318.3U CN202022812318U CN214369371U CN 214369371 U CN214369371 U CN 214369371U CN 202022812318 U CN202022812318 U CN 202022812318U CN 214369371 U CN214369371 U CN 214369371U
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- heat dissipation
- led lamp
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Abstract
The utility model discloses a LED lamp and lighting device belongs to the lighting technology field. The utility model discloses a LED lamp comprises a lamp bead and a heat dissipation device, wherein the heat dissipation device comprises an aluminum substrate, a heat conduction layer and a heat dissipation layer, the aluminum substrate is connected with the lamp bead and is used for transferring heat generated by the light emission of the lamp bead; the heat conduction layer is connected with the aluminum substrate and is used for conducting heat; the heat dissipation layer is connected with the heat conduction layer and used for dissipating heat. This kind of LED lamp passes through aluminium base board and transmits the heat-conducting layer to the heat-conducting layer fast with the heat that the lamp pearl produced, conducts to the heat dissipation layer through the heat-conducting layer, and the contact through heat dissipation layer and air is with the heat diffusion, can realize high-efficient heat dissipation, improves the radiating effect.
Description
Technical Field
The utility model relates to the field of lighting technology, especially, relate to a LED lamp and lighting device.
Background
Often need dispel the heat to the LED lamp when using the illumination of LED lamp, and the heat dissipation mode commonly used at present is through coating graphite alkene material heat conduction, and this kind of mode has the not good problem of radiating effect.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a LED lamp can carry out high-efficient heat dissipation through heat abstractor's aluminium base board, heat-conducting layer and heat dissipation layer, improves the radiating effect.
The utility model discloses still provide a lighting device who has above-mentioned LED lamp.
According to utility model's first aspect embodiment's LED lamp, include:
a lamp bead;
a heat sink, the heat sink comprising:
the aluminum substrate is connected with the lamp beads and is used for transmitting heat generated by light emission of the lamp beads;
the heat conduction layer is connected with the aluminum substrate and is used for conducting the heat;
the heat dissipation layer is connected with the heat conduction layer and used for diffusing the heat.
According to the utility model discloses LED lamp has following beneficial effect at least: the LED lamp transmits heat generated by light emission of the lamp beads to the heat conduction layer through the aluminum substrate, the heat is conducted to the heat dissipation layer through the heat conduction layer, the heat is diffused through the contact of the heat dissipation layer and air, efficient heat dissipation can be achieved, and the heat dissipation effect is improved.
According to some embodiments of the invention, a heat conducting medium is provided on the heat conducting layer.
According to some embodiments of the present invention, the heat transfer medium is a graphene and carbon nanotube composite coating.
According to some embodiments of the invention, the heat sink layer is coated with an insulating heat sink synthetic coating.
According to some embodiments of the present invention, the insulating and heat dissipating synthetic paint comprises mica powder, ceramic powder and resin.
According to some embodiments of the invention, the thickness setting of heat-conducting layer is between 0.1mm to 0.2 mm.
According to some embodiments of the invention, the thickness setting of heat dissipation layer is between 0.1mm to 0.5 mm.
According to some embodiments of the invention, the heat conducting layer is a trapezoid.
According to some embodiments of the present invention, the LED lamp further comprises:
the base, the base is used for installing the lamp pearl reaches heat abstractor.
According to the utility model discloses a lighting device of second aspect embodiment, include the LED lamp according to the first aspect embodiment.
According to the utility model discloses lighting device has following beneficial effect at least: the LED lamp is used for transmitting heat generated by light emission of the lamp beads to the heat conduction layer through the aluminum substrate, the heat conduction layer conducts the heat to the heat dissipation layer, the heat is diffused through the contact of the heat dissipation layer and air, high-efficiency heat dissipation can be achieved, and the heat dissipation effect is improved.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The invention will be further described with reference to the following drawings and examples, in which:
fig. 1 is a schematic structural diagram of an LED lamp according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a heat dissipation device of the LED lamp of FIG. 1;
fig. 3 is a schematic structural diagram of a heat dissipation device of the LED lamp in fig. 1.
Reference numerals: 110. a lamp bead; 120. a heat sink; 130. an aluminum substrate; 140. a heat conductive layer; 150. a heat dissipation layer; 160. a base; 170. and a lampshade.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, a plurality of means is one or more, a plurality of means is two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.
In the description of the present invention, reference to the description of the terms "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
First aspect, refer to fig. 1, the utility model discloses a LED lamp includes lamp pearl 110 and heat abstractor 120, and heat abstractor 120 includes aluminium base board 130, heat-conducting layer 140 and heat dissipation layer 150, and lamp pearl 110 is connected to aluminium base board 130, and aluminium base board 130 is used for transmitting the heat that lamp pearl 110 produced, and aluminium base board 130 is connected to heat-conducting layer 140, and heat-conducting layer 140 is used for the heat conduction, and heat dissipation layer 150 is used for expanding the heat dissipation capacity, and heat conduction layer 140 is connected to heat dissipation layer 150. When the LED lamp illuminates, the lamp bead 110 of the LED lamp generates heat due to light emission, because the aluminum substrate 130 is connected to the lamp bead 110, the heat on the lamp bead 110 can be directly transferred to the aluminum substrate 130, the aluminum substrate 130 transfers the heat to the heat conduction layer 140 through connection with the heat conduction layer 140, and then the heat conduction layer 140 can transfer the heat to the heat dissipation layer 150, the heat dissipation layer 150 contacts with air, thereby realizing diffusion of the heat, and achieving rapid heat dissipation of the LED lamp, it should be noted that the outer surface of the aluminum substrate 130 is sequentially connected with the heat conduction layer 140 and the heat dissipation layer 150. This kind of LED lamp passes through aluminium base board 130 and transmits the luminous heat that produces of lamp pearl 110 to heat-conducting layer 140, conducts to heat dissipation layer 150 through heat-conducting layer 140, and the contact through heat dissipation layer 150 and air is with the heat diffusion, can realize high-efficient heat dissipation, improves the radiating effect.
In some embodiments, in order to better dissipate heat of the lamp beads 110, the thickness of the aluminum substrate 130 is set to be 2mm, so that heat generated by the lamp beads 110 can be quickly transferred to the heat conducting layer 140 and the heat dissipating layer 150, and in some other embodiments, the thickness of the aluminum substrate 130 may also be set according to practical situations, but is not limited thereto.
In some embodiments, a heat conducting medium is disposed on the heat conducting layer 140. The heat conducting layer 140 is provided with a heat conducting medium, which can rapidly conduct the heat transferred from the aluminum substrate 130 to the heat dissipation layer through the heat conducting medium, so as to accelerate the heat dissipation speed.
In some embodiments, the heat conducting medium is a graphene and carbon nanotube composite coating. Graphene and carbon nanotube all possess better calorifics ability, have higher heat conductivity, and graphene and carbon nanotube combined material are a novel material, and its heat conductivity reaches 5300W Mk, and through the composite coating with graphene and carbon nanotube as heat-conducting medium, can improve the heat conductivility of heat-conducting layer for the heat dissipation improves the radiating effect.
It should be noted that, the proportion of the graphene and the carbon nanotubes in the graphene and carbon nanotube composite material can be adjusted according to actual conditions, so that the heat conduction flexibility is improved, the heat dissipation device 120 can also meet the heat dissipation requirements of LED lamps with different powers, and the heat dissipation device 120 has better applicability.
In some embodiments, to improve heat dissipation efficiency, an insulating heat dissipating synthetic paint is coated on the heat dissipation layer 150. Through coating insulating heat dissipation synthetic coating on heat dissipation layer 150 for heat dissipation layer 150 can be faster with heat conduction layer 140 conduction heat diffusion to the air in, simultaneously, because this kind of insulating heat dissipation synthetic coating possesses insulating properties, also can play certain waterproof and anticreep effect, not only can dispel the heat fast to the LED lamp, can also improve the safety in utilization of LED lamp.
In some embodiments, the components of the insulating and heat dissipating synthetic paint include mica powder, ceramic powder, and resin. In order to improve the radiating efficiency, protect the LED lamp better simultaneously, will adopt the mica powder, the synthetic coating of insulating heat dissipation that ceramic powder and resin were made coats on heat dissipation layer 150, can make heat dissipation layer 150 possess heat radiation heat dissipation and insulating characteristic like this, heat diffusion to the air of coming with heat-conducting layer 140 conduction through the mode of heat radiation, reach radiating purpose, can completely cut off electric leakage etc. through insulating characteristic again simultaneously, reach waterproof and anticreep effect, realize the high-efficient heat dissipation to the LED lamp and the protection to the LED lamp, improve the safety in utilization of LED lamp and postpone the life of LED lamp.
It should be noted that, the proportions of the mica powder, the ceramic powder and the resin in the insulating and heat-dissipating synthetic coating can be set according to actual conditions, so that the heat-dissipating efficiency can be further improved, and the heat-dissipating device 120 can dissipate heat to different degrees, so as to satisfy the heat dissipation of the LED lamps with different powers.
In some embodiments, the LED lamp further comprises a base 160 and a lampshade 170, the base 160 is used for mounting the lamp bead 110 and the heat sink 120, and the lampshade 170 is mounted on the top end of the base 160. Install lamp pearl 110 and heat abstractor 120 through base 160 fixedly to improve the installation stability of LED lamp, install lamp shade 170 on the top of base 160, protect lamp pearl 110 and heat abstractor 120, also can gather the light that lamp pearl 110 sent simultaneously, improve the lighting performance of LED lamp.
Referring to fig. 2, in some embodiments, the thickness of the thermally conductive layer 140 is set between 0.1mm and 0.2 mm. Since the thickness of the heat conduction layer 140 also affects the heat dissipation efficiency, the thickness of the heat conduction layer 140 is set between 0.1mm and 0.2mm, so that the heat conduction layer 140 receives the heat transferred by the aluminum substrate 130 quickly, and the heat is conducted to the heat dissipation layer 150 quickly and diffused into the air, thereby increasing the heat dissipation speed and improving the heat dissipation effect.
Referring to fig. 2, in some embodiments, the thickness of the heat dissipation layer 150 is set between 0.1mm and 0.5 mm. Because the thickness of heat dissipation layer also can influence the radiating efficiency, through setting up the thickness of heat dissipation layer 150 between 0.1mm to 0.5mm for heat dissipation layer 150 can receive the heat that heat-conducting layer 140 conducted relatively fast, through the mode with heat radiation with the heat diffusion to the air in, can accelerate the radiating rate, improve the radiating effect.
Referring to fig. 2, in some embodiments, the thermally conductive layer 140 is a trapezoidal body. In order to increase the contact area between the heat conducting layer 140 and the heat dissipating layer 150 to improve the heat dissipation efficiency, the heat conducting layer 140 has a trapezoidal shape, so that the contact area between the heat conducting layer 140 and the heat dissipating layer 150 can be increased to improve the heat dissipation efficiency of the heat dissipation device 120.
In some other embodiments, in order to increase the contact area between the heat conducting layer 140 and the heat dissipating layer 150 to improve the heat dissipation efficiency, the heat dissipating layer 150 is a trapezoid, so that the contact area between the heat conducting layer 140 and the heat dissipating layer 150 can be increased to improve the heat dissipation efficiency of the heat dissipation device 120.
Referring to fig. 2 and 3, in order to better realize the heat dissipation of the LED lamp, the length of the upper bottom of the heat conduction layer 140 is greater than the length of the lower bottom of the heat dissipation layer 150, so that the heat conduction layer 140 can contact with air, and when the heat transferred from the aluminum substrate 130 is conducted to the heat dissipation layer 150, the heat can be directly diffused into the air for heat dissipation, thereby further accelerating the heat dissipation of the LED lamp and improving the heat dissipation effect.
In a second aspect, embodiments of the present invention further provide a lighting device, including the LED lamp shown in the first aspect.
The LED lamp is used for transmitting heat generated by light emission of the lamp beads to the heat conduction layer through the aluminum substrate, the heat conduction layer conducts the heat to the heat dissipation layer, the heat is diffused through the contact of the heat dissipation layer and air, high-efficiency heat dissipation can be achieved, and the heat dissipation effect is improved.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art. Furthermore, the embodiments of the present invention and features of the embodiments may be combined with each other without conflict.
Claims (8)
- An LED lamp, comprising:a lamp bead;a heat sink, the heat sink comprising:the aluminum substrate is connected with the lamp beads and is used for transmitting heat generated by light emission of the lamp beads;the heat conduction layer is connected with the aluminum substrate and is used for conducting the heat;the heat dissipation layer is connected with the heat conduction layer and used for diffusing the heat.
- 2. The LED lamp of claim 1, wherein a thermally conductive medium is disposed on the thermally conductive layer.
- 3. The LED lamp of claim 1, wherein the heat sink layer is coated with an insulating heat sink synthetic paint.
- 4. The LED lamp of claim 1, wherein the thickness of the thermally conductive layer is set between 0.1mm and 0.2 mm.
- 5. The LED lamp of claim 1, wherein the heat spreading layer is provided between 0.1mm and 0.5mm thick.
- 6. The LED lamp of claim 1, wherein the thermally conductive layer is a trapezoidal body.
- 7. The LED lamp of any of claims 1 to 6, further comprising:the base, the base is used for installing the lamp pearl reaches heat abstractor.
- 8. Lighting device, characterized in that it comprises a LED lamp according to any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022812318.3U CN214369371U (en) | 2020-11-27 | 2020-11-27 | LED lamp and lighting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022812318.3U CN214369371U (en) | 2020-11-27 | 2020-11-27 | LED lamp and lighting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214369371U true CN214369371U (en) | 2021-10-08 |
Family
ID=77979876
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022812318.3U Active CN214369371U (en) | 2020-11-27 | 2020-11-27 | LED lamp and lighting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214369371U (en) |
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2020
- 2020-11-27 CN CN202022812318.3U patent/CN214369371U/en active Active
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