CN218441861U - Lamp with heat radiation structure - Google Patents
Lamp with heat radiation structure Download PDFInfo
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- CN218441861U CN218441861U CN202222726361.7U CN202222726361U CN218441861U CN 218441861 U CN218441861 U CN 218441861U CN 202222726361 U CN202222726361 U CN 202222726361U CN 218441861 U CN218441861 U CN 218441861U
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- light source
- fixing plate
- heat
- lamp
- heat dissipation
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Abstract
The utility model relates to a lamps and lanterns with heat radiation structure, include: a light emitting source; the light source fixing plate is provided with a plane for mounting the light emitting source; the radiator is arranged on the light source fixing plate, and the radiator and the light emitting source are respectively arranged on two sides of the light source fixing plate; and heat-conducting silicone grease is filled in gaps among the light source, the light source fixing plate and the radiator. The utility model provides a lamps and lanterns with heat radiation structure can improve heat transfer's efficiency, can be fast, during directional transmission to the radiator with the heat that the light emitting source produced, realizes thermal interaction to improve the radiating efficiency and the radiating effect of lamps and lanterns.
Description
Technical Field
The utility model belongs to the technical field of the lighting technology and specifically relates to indicate a lamps and lanterns with heat radiation structure.
Background
At present, 25-35% of electric energy is converted into light energy when the LED chip works, and the rest 65-75% of electric energy is converted into heat energy; the LED is sensitive to temperature, generally, the performance of the LED can be prevented from being reduced or even being failed only when the junction temperature of an LED chip is below 125 ℃; the 70% failure comes from the LED junction temperature being too high and the failure rate doubling for every 20 degrees celsius rise in ambient temperature with the LEDs operating at load rated power.
Most LED lamps and lanterns on the market adopt die-casting or extrude aluminum alloy fin to dispel the heat, this kind of mode structure is the vertical radiating fin who arranges according to a determining deviation distribution on the horizontal base plate usually, when installing radiating fin, need install the fin on the mount of lamps and lanterns, however, some lamps and lanterns mount do not possess the horizontal plane, radiating fin can not fully contact with the lamps and lanterns mount, thereby can not realize fine heat transfer, and, to some lamps and lanterns, the light emitting source that sets up inside the lamps and lanterns mount also not fully contact with the lamps and lanterns mount, the heat accumulates inside the lamps and lanterns mount easily, thereby lead to even having set up radiating fin also can not play fine radiating effect.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model aims to solve the technical problem that the defect that lamps and lanterns heat dissipation exists among the prior art is overcome, provide a lamps and lanterns with heat radiation structure, can improve heat transfer's efficiency, with the heat that the light emitting source produced can be fast, during directional transmission to the radiator, realize thermal interaction to improve the radiating efficiency and the radiating effect of lamps and lanterns.
In order to solve the technical problem, the utility model provides a lamps and lanterns with heat radiation structure, include:
a light emitting source;
the light source fixing plate is provided with a plane for mounting the light emitting source;
the radiator is arranged on the light source fixing plate, and the radiator and the light emitting source are respectively arranged on two sides of the light source fixing plate;
and heat-conducting silicone grease is filled in gaps among the light source, the light source fixing plate and the radiator.
In an embodiment of the present invention, the heat sink includes:
the mounting substrate is attached to the light source fixing plate, and heat-conducting silicone grease is coated between the mounting substrate and the light source fixing plate;
the radiating fins are arranged on the mounting substrate in a protruding mode, a plurality of groups of radiating fins with equal intervals are arranged on the mounting substrate, and gaps for air circulation are reserved between every two adjacent radiating fins.
In an embodiment of the present invention, the cross section of the heat dissipating fin is triangular, the width of the joint between the heat dissipating fin and the mounting substrate is wider, and the width of the heat dissipating fin gradually narrows along the extending direction of the heat dissipating fin.
In an embodiment of the present invention, the mounting substrate and the heat dissipation fins are integrally formed by extrusion molding.
In an embodiment of the present invention, the light source fixing plate is provided with a groove for placing the light source.
In an embodiment of the present invention, the light source fixing plate is further provided with an assembling structure.
In an embodiment of the utility model, the light source fixed plate is extruded to be integrally prepared and formed.
In an embodiment of the present invention, the light source fixing plate and the heat sink are made of aluminum material.
In an embodiment of the present invention, the light emitting source is an LED lamp panel, and the light emitting source includes an array of LED lamp beads.
The utility model discloses an in the embodiment, according to the position that LED lamp pearl distributes, the radiator corresponds array distribution and sets up on the light source fixed plate.
Compared with the prior art, the technical scheme of the utility model have following advantage:
lamps and lanterns with heat radiation structure, both sides at the light source fixed plate set up light emitting source and radiator respectively, realize the connection of light emitting source and radiator through the light source fixed plate, thereby realize the heat transfer of light emitting source to radiator, and, at the light emitting source, the light source fixed plate, it has heat conduction silicone grease to fill in the space between the radiator, the heat that luminous source produced can be quick through heat conduction silicone grease, directional transmission is to the radiator in, realize thermal interaction, prevent that the heat from accumulating in the light source fixed plate, can improve the efficiency of heat transfer, thereby improve the radiating efficiency and the radiating effect of lamps and lanterns.
Drawings
In order to make the content of the invention more clearly understood, the invention will now be described in further detail with reference to specific embodiments thereof, in conjunction with the accompanying drawings, in which
Fig. 1 is a schematic overall structure diagram of a lamp with a heat dissipation structure according to the present invention;
fig. 2 is a schematic structural view of the heat sink of the present invention;
fig. 3 is a schematic structural view of the light source fixing plate of the present invention;
fig. 4 is a schematic structural diagram of the heat sink of the present invention disposed on the light source fixing plate.
The specification reference numbers indicate: 1. a light emitting source; 2. a light source fixing plate; 21. a groove; 22. assembling the structure; 3. a heat sink; 31. a mounting substrate; 32. and (4) radiating fins.
Detailed Description
The present invention is further described with reference to the following drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.
Referring to fig. 1, the utility model provides a lamps and lanterns with heat radiation structure, include: the structure comprises a light source 1, a light source fixing plate 2 and a radiator 3, wherein the light source 1 and the radiator 3 are respectively arranged on two sides of the light source fixing plate 2, heat transfer is realized through the light source fixing plate 2, heat emitted by the light source 1 is transferred into the radiator 3 through the light source fixing plate 2, heat exchange is realized through the radiator 3, when the structure is actually used, the heat dissipation effect on a lamp is measured through a heat detector, the heat is gradually reduced along the direction from the light source 1 to the radiator 3, so that the structure can be judged to play a heat dissipation role in heat transfer, but the heat accumulation of partial positions at the positions where the light source fixing plate 2 is connected with the light source 1 and the radiator 3 is detected through the heat detector, the temperature at the positions is obviously higher than other positions, and the positions where the heat is accumulated are found through research, due to the structure of the light source fixing plate 2 and the installation manner of the light source 1, the light source 1 and the heat sink 3 are not completely attached to the light source fixing plate 2, that is, there is a gap between the light source fixing plate 2 and the light source 1 and the heat sink 3, so that the heat transfer effect is affected, and heat is accumulated in the gap, therefore, in combination with the actual use situation, in this embodiment, the structure of the lamp is further optimized, a heat-conducting silicone grease is filled in the gap between the light source 1, the light source fixing plate 2, and the heat sink 3, the heat-conducting silicone grease has a better heat transfer performance relative to air, after the heat-conducting silicone grease is filled, the heat dissipation effect on the lamp is measured again through a thermal sensing instrument, which is shown in a heat dissipation effect diagram, and the heat generated by the light source can be rapidly dissipated through the thermal sensing instrument, in the directional radiator 3 of transmitting, realize thermal interaction, prevent that the heat from accumulating in light source fixed plate 2, can improve the efficiency of heat transfer to improve the radiating efficiency and the radiating effect of lamps and lanterns.
Referring to fig. 2, in the present embodiment, the heat sink 3 includes: mounting substrate 31 and radiating fin 32, mounting substrate 31 and radiating fin 32 pass through mould extrusion molding integrative preparation shaping, wherein:
the mounting substrate 31 is attached to the light source fixing plate 2, and heat-conducting silicone grease is coated between the mounting substrate 31 and the light source fixing plate 2, because the heat-conducting silicone grease is a fluid, a gap between the mounting substrate 31 and the light source fixing plate 2 can be filled, and when a groove is formed in the light source fixing plate 2, the heat-conducting silicone grease can also be filled in the groove;
the heat dissipation fins 32 are protrudingly arranged on the mounting substrate 31, a plurality of groups of heat dissipation fins 32 with equal intervals are arranged on the mounting substrate 31, gaps for air circulation are reserved between every two adjacent heat dissipation fins 32, and air with a temperature lower than that of the heat dissipation fins 32 continuously flows through the gaps between the heat dissipation fins 32, so that heat exchange of the heat dissipation fins 32 is realized.
In this embodiment, in order to further improve the heat dissipation efficiency of the heat dissipation fins 32, it is necessary to set as many heat dissipation fins 32 as possible on the mounting substrate 31, and it is also necessary to ensure that a sufficient heat dissipation gap is reserved between two connected heat dissipation fins 32, so that the cross section of the heat dissipation fins 32 is set to be triangular, the width of the connection portion between the heat dissipation fins 32 and the mounting substrate 31 is wide, and the connection portion can be in full contact with the mounting substrate 31 to achieve rapid heat transfer, and the width of the heat dissipation fins 32 is gradually narrowed along the extending direction of the heat dissipation fins 32, so that a sufficient heat dissipation gap is reserved to achieve heat exchange.
Referring to fig. 3, a groove 21 for placing the light source 1 is formed in the light source fixing plate 2, the light source 1 is placed in the groove 21, the position of the light source 1 can be fixed, and a gap between the light source 1 and the groove 21 is filled with a heat conductive silicone grease.
Specifically, in order to facilitate assembling the lamp of the present embodiment, an assembling structure 22 is further disposed on the light source fixing plate 2, the assembling structure 22 is disposed on two sides of the light source fixing plate 2, and the lamp can be fixed on a wall, a ceiling, or the like through the assembling structure 22.
Specifically, light source fixed plate 2 is also through the integrative preparation shaping of mould extrusion molding, and preparation is simple, and the cost is lower, need not adopt other complicated modes of assembling.
In this embodiment, the light source fixing plate 2 and the heat sink 3 are both made of aluminum material, and the aluminum material is light, and can satisfy the rigidity requirement, and at the same time, can also satisfy the requirement of heat transfer.
Referring to fig. 4, in this embodiment, the light source 1 is an LED lamp panel, and the light source 1 includes LED lamp beads arranged in an array; according to different user demands, also for pleasing to the eye simultaneously, different shapes can be constituteed to the LED lamp pearl, consequently, according to the position that LED lamp pearl distributes, radiator 3 corresponds the array distribution and sets up on light source fixed plate 2.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Various other modifications and alterations will occur to those skilled in the art upon reading the foregoing description. This need not be, nor should it be exhaustive of all embodiments. And obvious changes and modifications can be made without departing from the scope of the invention.
Claims (10)
1. A light fixture with a heat dissipating structure, comprising:
a light emitting source;
the light source fixing plate is provided with a plane for mounting the light emitting source;
the radiator is arranged on the light source fixing plate, and the radiator and the light emitting source are respectively arranged on two sides of the light source fixing plate;
and heat-conducting silicone grease is filled in gaps among the light source, the light source fixing plate and the radiator.
2. The lamp with the heat dissipation structure as set forth in claim 1, wherein: the heat sink includes:
the mounting substrate is attached to the light source fixing plate, and heat-conducting silicone grease is coated between the mounting substrate and the light source fixing plate;
the radiating fins are arranged on the mounting base plate in a protruding mode, a plurality of groups of radiating fins with equal intervals are arranged on the mounting base plate, and gaps for air circulation are reserved between every two adjacent radiating fins.
3. The lamp with the heat dissipation structure as set forth in claim 2, wherein: the cross section of the radiating fin is triangular, the width of the joint of the radiating fin and the mounting base plate is wide, and the width of the radiating fin is gradually narrowed along the extending direction of the radiating fin.
4. The lamp with the heat dissipation structure as set forth in claim 2, wherein: the mounting substrate and the radiating fins are integrally prepared and formed through extrusion molding.
5. The lamp with the heat dissipation structure as set forth in claim 1, wherein: the light source fixing plate is provided with a groove for placing a light emitting source.
6. The lamp with the heat dissipation structure as set forth in claim 1, wherein: and the light source fixing plate is also provided with an assembling structure.
7. The lamp with the heat dissipation structure as set forth in claim 1, wherein: the light source fixing plate is integrally prepared and formed through extrusion molding.
8. The lamp with the heat dissipation structure as set forth in claim 1, wherein: the light source fixing plate and the radiator are both made of aluminum materials.
9. The lamp with the heat dissipation structure as set forth in claim 1, wherein: the light emitting source is the LED lamp plate, the light emitting source includes the LED lamp pearl that the array set up.
10. The lamp with the heat dissipation structure as set forth in claim 9, wherein: according to the distribution positions of the LED lamp beads, the radiators are distributed on the light source fixing plate in a corresponding array mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222726361.7U CN218441861U (en) | 2022-10-17 | 2022-10-17 | Lamp with heat radiation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222726361.7U CN218441861U (en) | 2022-10-17 | 2022-10-17 | Lamp with heat radiation structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218441861U true CN218441861U (en) | 2023-02-03 |
Family
ID=85041784
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222726361.7U Active CN218441861U (en) | 2022-10-17 | 2022-10-17 | Lamp with heat radiation structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218441861U (en) |
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2022
- 2022-10-17 CN CN202222726361.7U patent/CN218441861U/en active Active
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