CN216202585U - High-power lamp with graphene shell - Google Patents
High-power lamp with graphene shell Download PDFInfo
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- CN216202585U CN216202585U CN202122485883.8U CN202122485883U CN216202585U CN 216202585 U CN216202585 U CN 216202585U CN 202122485883 U CN202122485883 U CN 202122485883U CN 216202585 U CN216202585 U CN 216202585U
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Abstract
The utility model discloses a high-power lamp with a graphene shell, and relates to the technical field of high-power lamps. According to the utility model, the adapter and the adapter shell are arranged in an overhead manner, so that the heat dissipation efficiency of the adapter is enhanced, the problem of poor heat conduction of die-casting aluminum alloy is solved by spraying the graphene spraying layer on the outer wall of the lamp shell, the heat emissivity of the die-casting aluminum alloy shell is improved, the heat dissipation of a product is facilitated, and therefore, compared with lamps of the same type, a lamp with higher power can be manufactured.
Description
Technical Field
The utility model relates to the technical field of high-power lamps, in particular to a high-power lamp with a graphene shell.
Background
Modern lighting includes home lighting, commercial lighting, industrial lighting, roadway lighting, landscape lighting, specialty lighting, and the like. The home lighting is developed from the earliest incandescent bulb appearing in the birth of electricity, then developed to a fluorescent tube, then developed to the lighting of energy-saving lamps, halogen tungsten lamps, gas discharge lamps and LED special materials, and the like, and most of all lighting lamps are developed under the development of light sources, such as electric lamp holders, fluorescent lamp supports, various kinds of craft lamps and the like.
The existing lamp has poor integral heat dissipation effect, so that the lamp is limited not to have high power, otherwise, the lamp is easy to generate heat greatly, the lamp is damaged, and the development of the lamp is greatly influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a high-power lamp with a graphene shell, and aims to overcome the defects in the prior art.
In order to achieve the above purpose, the utility model provides the following technical scheme: the utility model provides a high-power lamps and lanterns with graphite alkene casing, includes the lamp body, the adapter shell is installed at the top of lamp body, the inside fixed mounting of adapter shell has power adapter, the bottom fixedly connected with bottom plate of adapter shell, leave the clearance between the inner wall of power adapter and bottom plate and adapter shell, the inside fixedly connected with mounting panel of lamp body, the aluminium base board subassembly of LED is installed to the bottom of mounting panel, the PC lamp shade is installed to the bottom of lamp body, the PC lamp shade passes through locking screw and lamp body fixed mounting, the aluminium base board subassembly of LED and PC lamp shade are installed respectively on the lamp body, the bottom of the aluminium base board subassembly of LED is provided with LED lamp pearl, the roof of the aluminium base board subassembly of LED and the outer wall of lamp body cover have graphite alkene spraying layer.
Preferably, the top wall of the LED aluminum substrate assembly is coated with heat-conducting silicone grease.
Preferably, the adapter shell is fixedly connected with the lamp housing through a locking screw.
Preferably, the top outer wall fixedly connected with multiunit of lamp body radially sets up the casing heat dissipation muscle, casing heat dissipation muscle and lamp body die-casting integrated into one piece.
Preferably, a sealing rubber strip is arranged between the edge of the top wall of the PC lampshade and the LED aluminum substrate assembly, and the PC lampshade and the LED aluminum substrate assembly extrude the sealing rubber strip.
Preferably, the top end of the adapter shell is in threaded connection with a hanging ring.
In the technical scheme, the utility model provides the following technical effects and advantages:
the adapter and the adapter shell are arranged in an overhead manner, and a gap is reserved for installation, so that heat is transferred between the adapter and the adapter shell in a radiation mode, the heat dissipation efficiency of the adapter is enhanced, the problem of poor heat conduction of die-cast aluminum alloy can be solved by spraying the graphene spraying layer on the outer wall of the lamp shell, when the lamp works, heat near the LED aluminum substrate assembly can be quickly transferred to the edge of the lamp shell after being transferred to the lamp shell, the central temperature of the lamp shell is reduced, meanwhile, the heat emissivity of the die-cast aluminum alloy shell can be improved, the radiation heat dissipation effect is improved, and due to the improvement of the heat dissipation capacity of the lamp shell, after the graphene spraying layer is sprayed on the premise of not exceeding the allowable maximum temperature, the temperature of the lamp shell is more uniform, the average temperature is higher, the temperature difference with the outside is larger, the heat dissipation of a product is facilitated, and therefore, compared with the lamp of the same type, can be made into a lamp with higher power.
Drawings
In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a perspective view of the present invention.
Fig. 3 is an exploded view of the present invention.
Fig. 4 is a sectional view of the wall of the lamp housing of the present invention.
Description of reference numerals:
1. a lamp housing; 11. mounting a plate; 12. a shell heat dissipation rib; 2. an adapter housing; 21. a base plate; 22. a hoisting ring; 3. an LED aluminum substrate assembly; 4. a PC lampshade; 5. sealing rubber strips; 6. locking screws; 7. and (4) spraying a graphene layer.
Detailed Description
In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.
The utility model provides a high-power lamp with a graphene shell as shown in fig. 1-3, which comprises a lamp shell 1, an adapter shell 2 is arranged at the top of the lamp shell 1, a power adapter is fixedly arranged in the adapter shell 2, the bottom of the adapter shell 2 is fixedly connected with a bottom plate 21, a gap is reserved between the power adapter and the bottom plate 21 as well as between the power adapter and the inner wall of the adapter shell 2, the interior of the lamp shell 1 is fixedly connected with an installation plate 11, the bottom of the installation plate 11 is provided with an LED aluminum substrate component 3, the bottom of the lamp shell 1 is provided with a PC lampshade 4, the PC lampshade 4 is fixedly arranged with the lamp shell 1 through a locking screw 6, the LED aluminum substrate component 3 is fixedly arranged with the lamp shell 1 through a PC lamp shade 4, the bottom of the LED aluminum substrate component 3 is provided with LED lamp beads, the graphene spraying layer 7 covers the top wall of the LED aluminum substrate component 3 and the outer wall of the lamp shell 1;
further, in the above technical scheme, the top wall of the LED aluminum substrate assembly 3 is coated with heat-conducting silicone grease, so that the heat dissipation effect of the LED lamp bead during operation can be improved;
further, in the above technical scheme, the adapter shell 2 and the lamp housing 1 are fixedly connected through the locking screw 6, so that the whole lamp is conveniently assembled and disassembled;
further, in the above technical solution, the outer wall of the top of the lamp housing 1 is fixedly connected with a plurality of sets of radially arranged housing heat dissipation ribs 12, and the housing heat dissipation ribs 12 and the lamp housing 1 are integrally formed by die casting, so that the heat dissipation effect can be improved along with the flow of external air;
further, in the above technical scheme, a sealing rubber strip 5 is arranged between the edge of the top wall of the PC lamp shade 4 and the LED aluminum substrate assembly 3, and the PC lamp shade 4 and the LED aluminum substrate assembly 3 extrude the sealing rubber strip 5, so as to ensure the sealing effect of the lamp;
further, in the above technical solution, the top end of the adapter shell 2 is connected with a hanging ring 22 through a thread, so that the whole lamp can be conveniently installed;
the adapter housing 2, the bottom plate 21 and the lamp housing 1 are respectively formed by die casting. The lifting ring 22 is made of steel, the sealing rubber strip is made of silica gel, and the PC lampshade is made of plastic PC through injection molding;
the LED aluminum substrate component 3 is locked on the lamp shell 1 by a locking screw 6, and in order to ensure good heat dissipation, heat-conducting silicone grease is smeared on the back surface of the LED aluminum substrate component 3. A space is reserved between the lamp shell 1 and the adapter shell 2, the lamp shell and the adapter shell are not tightly attached during assembly, and the lamp shell and the adapter shell are locked and fixed through a locking screw 6. So as to improve the heat dissipation area of the lamp shell 1 and ensure the heat dissipation effect;
the heat dissipation path of the LED aluminum substrate assembly 3 includes the following paths:
the method comprises the following steps that 1, heat is conducted to the lamp shell 1 through the aluminum substrate in a heat conduction mode and is transmitted to the external environment in a heat radiation and heat convection mode;
the heat radiation type PC lampshade is transmitted to the PC lampshade 4 through a path 2 and then transmitted to the external environment through heat radiation and heat convection;
the heat dissipation path of the adapter is as follows: because the adapter and the adapter shell 2 are molded by PC injection molding and are not in direct contact with the adapter shell 2, the adapter and the adapter shell 2 transfer heat in a radiation mode, and the adapter shell 2 transfers heat with an external environment in a radiation and natural convection point mode;
radiation heat dissipation formula: phi ═ To-Ta) F (1)
Wherein: phi: radiation heat dissipation power;
To: the surface temperature of the heating object;
Ta: the outside temperature;
note: the external temperature of the aluminum substrate is the die-cast aluminum lamp shell 1, and the external temperature of the lamp shell 1 is the external environment temperature.
Radiation heat dissipation formula: q ═ T (T)o 4-Ta 4)σbε1A1(II)
Wherein: q: radiation heat dissipation power;
To: the surface temperature of the heating object;
Ta: the outside temperature;
note: the external temperature of the aluminum substrate is the die-cast aluminum lamp shell 1, and the external temperature of the lamp shell 1 is the external environment temperature.
σ: an emissivity constant;
epsilon: the surface emissivity of the heating object;
a: the surface area of the heating object;
natural convection formula: q ═ T (T)o-Ta) hA (III)
Wherein: q: natural convection heat dissipation power;
To: the surface temperature of the heating object;
Ta: outside world(ii) temperature;
h: convection heat dissipation coefficient;
a: the surface area of the heating object;
the lamp housing 1 and the adapter housing are die-cast from ADC10 die-cast aluminum, and due to the material and internal defects of the die-cast housing, the heat conductivity of the ADC10 is 95W/m × degrees celsius, which is inferior to the heat conductivity of the extruded aluminum of 200W/m × degrees celsius in heat dissipation effect. Especially for some lamps with larger sizes, the temperature T near the LED and the aluminum substrate is enabled to be1The temperature difference with the periphery of the lamp shell 1 is larger, namely T1-T2The value is large, and the outward heat dissipation of the whole lamp is not facilitated.
The implementation mode is specifically as follows: the adapter and the adapter shell 2 are arranged in an overhead manner, a gap is reserved for installation, so that heat is transferred between the adapter and the adapter shell 2 in a radiation mode, the heat dissipation efficiency of the adapter is enhanced, the problem of poor heat conduction of die-cast aluminum alloy can be solved by spraying the graphene spraying layer 7 on the outer wall of the lamp shell 1, when the lamp works, heat near the LED aluminum substrate component 3 can be rapidly transferred to the edge of the lamp shell 1 to reduce the central temperature of the lamp shell 1, meanwhile, the heat emissivity of the die-cast aluminum alloy shell can be improved (the surface heat emissivity of the frosted shell is about 0.5-0.6, the graphene is a non-metal emissivity carbon material, and the surface can reach about 0.9 after spraying), the radiation heat dissipation effect is improved, and due to the improvement of the heat dissipation capacity of the lamp shell 1, under the premise of not exceeding the allowable maximum temperature, after the graphene spraying layer 7 is sprayed, the temperature of the lamp shell 1 is more uniform, the average temperature is higher, and the temperature difference (T) between the lamp shell and the outside is highero-Ta) The lamp is larger, and is beneficial to the heat dissipation of products, so that the lamp with larger power can be manufactured compared with lamps of the same type.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the utility model.
Claims (6)
1. A high-power lamp with a graphene shell comprises a lamp shell (1), and is characterized in that: the LED lamp is characterized in that an adapter shell (2) is installed at the top of the lamp shell (1), a power adapter is fixedly installed inside the adapter shell (2), a bottom fixedly connected with bottom plate (21) of the adapter shell (2), a gap is reserved between the power adapter and the inner walls of the bottom plate (21) and the adapter shell (2), an installation plate (11) is fixedly connected inside the lamp shell (1), an LED aluminum substrate component (3) is installed at the bottom of the installation plate (11), a PC lampshade (4) is installed at the bottom of the lamp shell (1), the PC lampshade (4) is fixedly installed with the lamp shell (1) through a locking screw (6), an LED lamp bead is arranged at the bottom of the LED aluminum substrate component (3), and a graphene spraying layer (7) covers the top wall of the LED aluminum substrate component (3) and the outer wall of the lamp shell (1).
2. The high power lamp with the graphene shell according to claim 1, wherein: and heat-conducting silicone grease is smeared on the top wall of the LED aluminum substrate component (3).
3. The high power lamp with the graphene shell according to claim 1, wherein: the adapter shell (2) is fixedly connected with the lamp shell (1) through a locking screw (6).
4. The high power lamp with the graphene shell according to claim 1, wherein: the lamp is characterized in that a plurality of groups of radially-arranged shell heat dissipation ribs (12) are fixedly connected to the outer wall of the top of the lamp shell (1), and the shell heat dissipation ribs (12) and the lamp shell (1) are integrally formed in a die-casting mode.
5. The high power lamp with the graphene shell according to claim 1, wherein: a sealing rubber strip (5) is arranged between the edge of the top wall of the PC lampshade (4) and the LED aluminum substrate component (3), and the PC lampshade (4) and the LED aluminum substrate component (3) extrude the sealing rubber strip (5).
6. The high power lamp with the graphene shell according to claim 1, wherein: the top end of the adapter shell (2) is in threaded connection with a hanging ring (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122485883.8U CN216202585U (en) | 2021-10-15 | 2021-10-15 | High-power lamp with graphene shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122485883.8U CN216202585U (en) | 2021-10-15 | 2021-10-15 | High-power lamp with graphene shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216202585U true CN216202585U (en) | 2022-04-05 |
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ID=80867016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122485883.8U Active CN216202585U (en) | 2021-10-15 | 2021-10-15 | High-power lamp with graphene shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216202585U (en) |
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2021
- 2021-10-15 CN CN202122485883.8U patent/CN216202585U/en active Active
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