CN220669399U - LED lamp radiator - Google Patents
LED lamp radiator Download PDFInfo
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- CN220669399U CN220669399U CN202322309130.0U CN202322309130U CN220669399U CN 220669399 U CN220669399 U CN 220669399U CN 202322309130 U CN202322309130 U CN 202322309130U CN 220669399 U CN220669399 U CN 220669399U
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- led lamp
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- radiating
- holes
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- 230000017525 heat dissipation Effects 0.000 claims abstract description 56
- 238000001816 cooling Methods 0.000 claims description 7
- 229910003460 diamond Inorganic materials 0.000 claims description 6
- 239000010432 diamond Substances 0.000 claims description 6
- 230000001154 acute effect Effects 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 8
- 238000005286 illumination Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
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- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model provides an LED lamp radiator, which comprises a radiator body, radiating fins and a heat conducting plate, wherein the radiating fins are arranged on the radiator body; a heat dissipation space is formed in the inner side of the radiator body, and a heat dissipation fan is arranged at one end of the radiator body in the length direction; the plurality of radiating fins are uniformly distributed along the length direction of the radiator body to form a radiating fin group, and the radiating fin group is arranged on the outer side of the radiator body; each radiating fin is provided with a plurality of radiating through holes, the radiating through holes of two adjacent radiating fins are respectively and correspondingly arranged, the heat conducting plate is arranged at the outer side edge of the radiating fin group, and the light emitting chip of the LED lamp is arranged on the heat conducting plate.
Description
Technical Field
The utility model relates to the field of heat dissipation, in particular to an LED lamp radiator.
Background
The LED lamp has the advantages of small bulb size, light weight, high light efficiency, low light attenuation and high power, is widely applied to various fields of building appearance illumination, landscape illumination, indoor space display illumination, entertainment places, stage illumination and the like, and is made into various illumination tools such as street lamps, industrial and mining lamps, tunnel lamps, spot lamps, fluorescent lamps and the like, and is deeply favored by industry.
The prior art LED lamp, such as chinese patent CN101545619a, discloses a lamp body structure of an LED lamp radiator, where the radiating fins of the lamp body structure of the LED lamp radiator are formed by one-step extrusion of an aluminum alloy material, and the radiating fins of the radiating lamp cup base body are arranged in a fan shape or in a radial turbine shape with the center of the radiating lamp cup base body.
The heat dissipation lamp cup base body of the LED lamp radiator lamp body structure is not communicated with the external space, so that the heat transmission speed, the heat dissipation capacity and the heat dissipation area of the LED lamp are insufficient, the heat dissipation efficiency is low, and the heat dissipation requirement of the high-power LED lamp cannot be met.
Disclosure of Invention
Based on the problems, the utility model provides an LED lamp radiator, which aims to solve the problems of insufficient heat transmission speed, insufficient heat dissipation capacity and insufficient heat dissipation area of an LED lamp and has low heat dissipation efficiency, and the LED lamp radiator comprises the following specific technical scheme:
an LED lamp radiator comprises a radiator body, radiating fins and a heat conducting plate;
a heat dissipation space is formed in the inner side of the radiator body, and a heat dissipation fan is arranged at one end of the radiator body in the length direction;
the plurality of radiating fins are uniformly distributed along the length direction of the radiator body to form a radiating fin group, and the radiating fin group is arranged on the outer side of the radiator body;
each radiating fin is provided with a plurality of radiating through holes, and the radiating through holes of two adjacent radiating fins are respectively and correspondingly arranged;
the heat conducting plate is arranged at the outer side edge of the radiating fin group, and the light emitting chip of the LED lamp is arranged on the heat conducting plate.
Above-mentioned LED lamp radiator, the heat transfer that the heat-conducting plate produced luminous chip to fin group, fin group with heat transfer to the radiator body, set up a plurality of heat dissipation through-holes on the fin, heat between two adjacent fin not only can flow into the heat dissipation space through the extending direction of fin, and along with radiator fan's start, improve the thermal flow between the fin, heat between two adjacent fins and the heat in the heat dissipation space can diffuse out, the fluxgate of this radiator and external space has been improved, and then the heat transfer rate of improvement LED lamp, heat dissipation and heat dissipation area.
Further, an installation groove is formed in the outer side edge of the radiating fin group, and the heat conducting plate is clamped in the installation groove.
Further, the number of the heat conducting plates is multiple, and the heat conducting plates are arranged on the outer sides of the radiating fin groups in a surrounding mode;
the number of the mounting grooves is matched with the number of the heat conducting plates.
Further, the outer edges of the fin group between the adjacent two mounting grooves are irregularly folded edges.
Further, a guide plate is arranged on the outer side of each heat dissipation through hole, and the guide direction of the guide plate corresponds to the direction of wind generated by the heat dissipation fan.
Further, the heat dissipation through holes are in the shape of strip holes, diamond holes or round holes;
further, the LED lamp radiator further comprises a mounting seat, the mounting seat is provided with a mounting column, the radiating fin group is provided with a mounting through hole, and the mounting column penetrates through the mounting through hole to enable the mounting seat to be mounted at one end of the radiator body;
the cooling fan is fixed on the mounting seat.
Further, the radiator body is of a hollow structure, and the outer wall of the hollow structure is provided with a mounting hole;
and after the power line on the light-emitting chip passes through a gap between two adjacent cooling fins, the power line extends into the hollow structure through the mounting hole.
The included angle between the guide plate and the radiating fin is an acute angle.
Further, the cross section of the heat dissipation space is in a shape of a long strip, a drop, a diamond or a circle.
Drawings
The utility model will be further understood from the following description taken in conjunction with the accompanying drawings. The components in the figures are not necessarily to scale, emphasis instead being placed upon illustrating the principles of the embodiments. Like reference numerals designate corresponding parts throughout the different views.
Fig. 1 is a schematic structural diagram of an LED lamp heat sink according to an embodiment of the present utility model;
fig. 2 is a schematic top view of a mounting base of an LED lamp heat sink according to an embodiment of the present utility model;
fig. 3 is a schematic structural diagram of a heat dissipation body of an LED lamp heat sink according to an embodiment of the utility model.
Reference numerals illustrate:
1-a radiator body 1, 11-a heat dissipation space 11, 12-a mounting hole 12; 2-fin group 2, 21-fins 21, 211-heat dissipation through holes 211, 212-mounting through holes 212, 22-mounting grooves 22, 221-clip edges 221; 3-a heat conduction plate 3; 4-mount 4, 41-radiator fans 41, 42-mount posts 42, 43-mount slots.
Detailed Description
The present utility model will be described in further detail with reference to the following examples thereof in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the detailed description and specific examples are intended for purposes of illustration only and are not intended to limit the scope of the utility model.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
The terms "first" and "second" in this specification do not denote a particular quantity or order, but rather are used for distinguishing between similar or identical items.
As shown in fig. 1-3, an LED lamp heat sink according to an embodiment of the present utility model includes a heat sink body 1, a heat sink 21, and a heat conductive plate 3; a heat dissipation space 11 is arranged on the inner side of the radiator body 1, and a heat dissipation fan 41 is arranged at one end of the radiator body 1 in the length direction; the plurality of radiating fins 21 are uniformly distributed along the length direction of the radiator body 1 to form a radiating fin group 2, and the radiating fin group 2 is arranged on the outer side of the radiator body 1; each radiating fin 21 is provided with a plurality of radiating through holes 211, and the radiating through holes 211 of two adjacent radiating fins 21 are respectively and correspondingly arranged;
the heat-conducting plate 3 is mounted on the outer side edge of the radiating fin group 2, and the light-emitting chip of the LED lamp is mounted on the heat-conducting plate 3.
Above-mentioned LED lamp radiator evenly arranges a plurality of fin 21 along the length direction of radiator body 1 and forms fin group 2, and the heat conduction board is installed in the outside edge of fin group 2 this moment, and fin 21 perpendicular to heat conduction board 3 sets up promptly, and heat that heat conduction board 3 will give out light the chip and produce transmits to fin group 2, and fin group 2 transmits heat to radiator body 1, in same space, the fin 21 of perpendicular to fin is more, and its area of contact with heat conduction board 3 is more, and then makes the radiating effect better, therefore when the power of LED lamp is great, the quantity of accessible increase fin 21 to improve the holistic radiating effect of radiator.
In addition, a plurality of heat dissipation through holes 211 are formed in the heat dissipation fins 21, heat between two adjacent heat dissipation fins 21 can flow into the heat dissipation space 11 through the extending direction of the heat dissipation fins 21, and along with the starting of the heat dissipation fan 41, the flow of heat between the heat dissipation fins is improved, the heat between the two adjacent heat dissipation fins 21 and the heat in the heat dissipation space 11 can be diffused, the flow between the heat dissipation fins and the external space is improved, and the heat transmission speed, the heat dissipation capacity and the heat dissipation area of the LED lamp are further improved.
In one embodiment, the outer edge of the fin group 2 is provided with a mounting groove 22, and the heat conducting plate 3 is clamped in the mounting groove 22.
As shown in fig. 1, the mounting groove 22 is formed by recessing the outer edge of the heat sink group 2 inwards, and the slot wall of the mounting groove 22 is provided with a clamping edge 221, so that the shape of the heat conducting plate 3 is matched with the shape of the mounting groove 22, and the heat conducting plate 3 is positioned in the mounting groove 22, so that the heat transfer in the heat conducting plate 3 is facilitated, and meanwhile, the heat conducting plate 3 and the heat sink group 2 are clamped in a mounting manner, so that the damaged heat conducting plate 3 or the light emitting chip is conveniently detached and replaced independently, and the service life and the practicability of the heat radiator are further improved.
Preferably, the number of the heat conducting plates 3 is plural, and the plurality of heat conducting plates 3 are arranged on the outer side of the radiating fin group 2 in a surrounding manner; the number of the installation grooves 22 is adapted to the number of the heat conductive plates 3.
It is worth noting that the number of the mounting grooves 22 corresponds to the number of the light emitting chips, the number of the mounting grooves 22 can be determined according to production requirements, the number of the heat conducting plates 3 can be further determined, meanwhile, the heat conducting plates 3 are arranged on the outer sides of the heat radiating fin groups 2, the light emitting chips mounted on the heat conducting plates 3 can stably transfer light sources to the outside, and meanwhile, the heat radiating fin groups 2 can timely transfer heat generated by the light emitting chips to the heat radiating space 11, so that the heat radiating effect of the light emitting chips is achieved.
In one embodiment, as shown in fig. 1, the outer edges of the fin group 2 between two adjacent mounting grooves 22 are irregularly folded, increasing the connection distance between the two mounting grooves 22, and improving the heat dissipation efficiency of the heat conductive plate 3 mounted to the mounting groove 22.
In one embodiment, a deflector is disposed at the outer side of each heat dissipation through hole 211, and the direction of the deflector corresponds to the direction of the wind generated by the heat dissipation fan 41, so that the heat of the heat dissipation fin 21 can be diffused along the flowing direction of the wind of the heat dissipation fan 41, and the heat dissipation effect of the heat dissipation through holes 211 is fully exerted, so that the heat dissipation efficiency of the heat dissipation device is improved.
In one embodiment, the heat dissipation through holes 211 are elongated holes, diamond holes or round holes; in addition, the included angle between the deflector and the radiating fins 21 is an acute angle, which is favorable for guiding wind and heat between the adjacent radiating fins 21, so that the radiating effect of the radiator can be further improved, and preferably, the included angle between the deflector and the radiating fins 21 is 45 degrees.
In one embodiment, the LED lamp heat sink further comprises a mounting base 4, the mounting base 4 is provided with a mounting post 42, the heat sink group 2 is provided with a mounting through hole 212, and the mounting post 42 passes through the mounting through hole 212, so that the mounting base 4 is mounted at one end of the heat sink body 1; the heat radiation fan 41 is fixed to the mount 4.
The cooling fan 41 is mounted on one end of the radiator body 1 through the mounting base 4, specifically, the end of the mounting post 42 extends into one end of the radiator body 1 through the mounting through hole 212 and then extends out of the other end of the radiator body 1, the end of the mounting post 42 is provided with threads, and the mounting base 4 is fixed on one end of the radiator body 1 by using a nut.
As shown in fig. 3, the mounting seat 4 and the heat conducting plate 3 are provided with a mounting slot 43 at a position corresponding to each other, the end of the heat conducting plate 3 is clamped in the mounting slot 43, and the heat conducting plate 3 is mounted more firmly and reliably by matching with the arrangement of the mounting groove 22, so that the practicability of the radiator is improved.
In one embodiment, the radiator body 1 is a hollow structure, and the outer wall of the hollow structure is provided with a mounting hole 12;
after passing through the gap between two adjacent cooling fins 21, the power wire on the light emitting chip extends into the hollow structure through the mounting hole 12.
Specifically, the power cord on the light emitting chip can pass through the clearance between two adjacent cooling fins 21, after passing through the mounting hole 12 on the radiator body 1, the power cord is positioned in the inside of the hollow structure, the power cord is relatively fixed with the radiator body 1 in a twisted winding mode, the stability of power supply winding is determined, the light emitting effect is prevented from being influenced by the shaking of the power cord, the LED lamp is provided with a certain protection effect, the light emitting performance is stable, and the service life of the LED lamp is prolonged.
Alternatively, the cross-section of the heat dissipation space 11 is in the shape of an elongated bar, a drop, a diamond, or a circle, as shown in fig. 1, and the cross-section of the heat dissipation space 11 in an embodiment of the present utility model is in the shape of a circle.
In one embodiment, the heat conducting plate 3 and the radiator body 1 are made of aluminum, and the aluminum has the characteristics of quick heat conduction and high heat conductivity, so that the heat dissipation effect of the LED lamp radiator can be improved.
The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.
Claims (10)
1. The LED lamp radiator is characterized by comprising a radiator body, radiating fins and a heat conducting plate;
a heat dissipation space is formed in the inner side of the radiator body, and a heat dissipation fan is arranged at one end of the radiator body in the length direction;
the plurality of radiating fins are uniformly distributed along the length direction of the radiator body to form a radiating fin group, and the radiating fin group is arranged on the outer side of the radiator body;
each radiating fin is provided with a plurality of radiating through holes, and the radiating through holes of two adjacent radiating fins are respectively and correspondingly arranged;
the heat conducting plate is arranged at the outer side edge of the radiating fin group, and the light emitting chip of the LED lamp is arranged on the heat conducting plate.
2. The LED lamp heat sink of claim 1, wherein an outer edge of the heat sink assembly is provided with a mounting groove, and the heat conductive plate is clamped in the mounting groove.
3. The LED lamp heat sink of claim 2, wherein the number of heat conducting plates is plural, and the plurality of heat conducting plates are enclosed outside the heat sink group;
the number of the mounting grooves is matched with the number of the heat conducting plates.
4. A LED lamp heat sink as claimed in claim 3, wherein the outer edges of the fin group between two adjacent mounting grooves are irregularly folded edges.
5. The LED lamp heat sink of claim 1, wherein a deflector is provided on an outer side of each of the heat dissipation through holes, and a direction of the deflector corresponds to a direction of wind generated by the heat dissipation fan.
6. The LED lamp heatsink of claim 5, wherein the heat dissipating through holes are in the shape of elongated holes, diamond holes, or round holes;
the included angle between the guide plate and the radiating fin is an acute angle.
7. The LED lamp heat sink of claim 1, further comprising a mounting base, the mounting base having mounting posts, the heat sink assembly having mounting through holes, the mounting posts passing through the mounting through holes such that the mounting base is mounted to one end of the heat sink body;
the cooling fan is fixed on the mounting seat.
8. The LED lamp radiator according to claim 1, wherein the radiator body is of a hollow structure, and an outer wall of the hollow structure is provided with a mounting hole;
and after the power line on the light-emitting chip passes through a gap between two adjacent cooling fins, the power line extends into the hollow structure through the mounting hole.
9. The LED lamp heatsink of claim 1, wherein the heat dissipation space has a cross-sectional shape of an elongated shape, a drop shape, a diamond shape, or a circle shape.
10. The LED lamp heat sink of claim 1, wherein the heat conducting plate and the heat sink body are both aluminum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322309130.0U CN220669399U (en) | 2023-08-25 | 2023-08-25 | LED lamp radiator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322309130.0U CN220669399U (en) | 2023-08-25 | 2023-08-25 | LED lamp radiator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220669399U true CN220669399U (en) | 2024-03-26 |
Family
ID=90330908
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322309130.0U Active CN220669399U (en) | 2023-08-25 | 2023-08-25 | LED lamp radiator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220669399U (en) |
-
2023
- 2023-08-25 CN CN202322309130.0U patent/CN220669399U/en active Active
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