CN212719643U

CN212719643U - Street lamp cap with high heat dissipation efficiency

Info

Publication number: CN212719643U
Application number: CN202021596712.1U
Authority: CN
Inventors: 张艳
Original assignee: Jiangsu Jingxu Photoelectric Technology Co ltd
Current assignee: Jiangsu Jingxu Photoelectric Technology Co ltd
Priority date: 2020-08-04
Filing date: 2020-08-04
Publication date: 2021-03-16
Anticipated expiration: 2030-08-04

Abstract

The utility model discloses a street lamp holder of high radiating efficiency, which comprises an outer shell, there is the LED mounting panel through the bolt fastening in the shell, the LED mounting panel internal fixation has a plurality of LED light sources that are the matrix and arrange, be fixed with heat conduction silicone grease on the roof of LED mounting panel, be fixed with the heat conduction base plate on the roof of heat conduction silicone grease, it has the first fin of multiunit to closely bond from the right side to left alternating on the roof of heat conduction base plate, the second fin, and first fin, the roof of shell is passed at the top of second fin and is stretched out to the external world, be fixed with the sunshading board directly over the shell, first fin, the top cross-section of second fin is wavy. The utility model discloses a first fin, second fin and sunshading board have solved because the fin is located the shell, can lead to the radiating effect to reduce by a wide margin, and when sunshine is strong, the heat of sunshine also can lead to the fact the problem of influence to the inside of lamp holder.

Description

Street lamp cap with high heat dissipation efficiency

Technical Field

The utility model relates to a street lamp holder, especially a street lamp holder of high radiating efficiency.

Background

The street lamp, as the important facility of city night illumination, it has spread all over each city for a long time, wherein, LED street lamp, it is energy-conserving more, the environmental protection, long-lived and advantage such as small, in the long-term use of street lamp, because the LED light source can release a large amount of heat when luminous, can lead to the life of street lamp to shorten, under the normal condition, all lay the fin on the LED board and dispel the heat, but this kind of mode, because the fin is located the shell, can lead to the radiating effect to reduce by a wide margin, and when sunshine is strong, the heat of sunshine also can cause the influence to the inside of lamp holder. In view of this, we propose a street lamp cap with high heat dissipation efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an aim at is through proposing a street lamp holder of high radiating efficiency to solve the defect that proposes in the above-mentioned background art.

The utility model adopts the technical scheme as follows: the LED lamp comprises a shell, wherein an LED mounting plate is fixed in the shell through bolts, a plurality of LED light sources arranged in a matrix form are fixed in the LED mounting plate, heat-conducting silicone grease is fixed on the top wall of the LED mounting plate, a heat-conducting substrate is fixed on the top wall of the heat-conducting silicone grease, a plurality of groups of first radiating fins and second radiating fins are alternately and tightly bonded on the top wall of the heat-conducting substrate from right to left, and the tops of the first radiating fins and the second radiating fins penetrate through the top wall of the shell and extend out to the outside; and a sun shield is fixed right above the shell.

As an optimal technical solution of the utility model: the diapire of heat conduction base plate is close to the position fixation at front and back both ends and has inlayed the piece, on the heat conduction silicone grease with inlay the corresponding position of piece and seted up and inlay and establish the hole, just on the roof of LED mounting panel with inlay the corresponding position of piece and seted up and inlay and establish the groove, it passes to inlay the piece inlay and establish the hole and inlay and locate to inlay and establish the inslot.

As an optimal technical solution of the utility model: the top end sections of the first radiating fins and the second radiating fins are wavy, and gaps are reserved between the first radiating fins and the second radiating fins of each group.

As an optimal technical solution of the utility model: the utility model discloses a portable electronic device, including shell, lateral wall intermediate position is fixed with the mounting bracket around the shell, the front end of mounting bracket with rotate through the pivot between the preceding lateral wall of shell and be connected, just the rear end of mounting bracket with closely fixed through the bolt between the rear wall of shell.

As an optimal technical solution of the utility model: a pair of fixing columns is tightly welded on the top wall of the mounting frame, the sun shield is fixed on the fixing columns through bolts, and the height of the left end and the right end of the sun shield is lower than that of the middle end.

As an optimal technical solution of the utility model: the LED mounting plate is integrally positioned in the shell, and sealing rings are fixed on the inner wall of the periphery of the shell.

As an optimal technical solution of the utility model: the top wall of the shell is provided with a plurality of through grooves corresponding to the first radiating fins and the second radiating fins, and the tops of the first radiating fins and the second radiating fins penetrate through the through grooves and are in close contact with the groove walls of the through grooves.

The utility model discloses a pass the shell with the part of fin, make the radiating effect of fin can reach the biggest, and through heat conduction silicone grease and heat conduction base plate, make heat conduction silicone grease can install on the LED board firmly, simultaneously, utilize the sunshading board, can play the effect of keeping off the rain and sunshade, solved because the fin is located the shell, can lead to the radiating effect to reduce by a wide margin, and when sunshine is strong, the heat of sunshine also can lead to the fact the problem of influence to the inside of lamp holder.

Drawings

Fig. 1 is a schematic overall structure diagram of the preferred embodiment of the present invention;

fig. 2 is a left side view of the preferred embodiment of the present invention;

FIG. 3 is an exploded view of the overall structure of the preferred embodiment of the present invention;

fig. 4 is a schematic structural diagram of a heat-conducting substrate and a heat-conducting silicone grease according to a preferred embodiment of the present invention.

The reference numbers illustrate:

the LED light source comprises a shell 1, a through groove 11, a sealing ring 12, a mounting frame 2, a fixing column 21, a sun shield 22, a rotating shaft 23, a heat-conducting substrate 3, an embedding block 31, a first heat radiating fin 32, a second heat radiating fin 321, heat-conducting silicone grease 33, an embedding hole 3311, an LED mounting plate 4 and an LED light source 41.

Detailed Description

It should be noted that, in the present application, features of embodiments and embodiments can be combined with each other without conflict, and the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 4, the preferred embodiment of the present invention provides a street lamp cap with high heat dissipation efficiency, including a housing 1, a LED mounting plate 4 is fixed in the housing 1 by bolts, a plurality of LED light sources 41 arranged in a matrix form are fixed in the LED mounting plate 4, a heat-conducting silicone grease 33 is fixed on the top wall of the LED mounting plate 4, a heat-conducting substrate 3 is fixed on the top wall of the heat-conducting silicone grease 33, a plurality of sets of first cooling fins 32 and second cooling fins 321 are alternately and tightly bonded on the top wall of the heat-conducting substrate 3 from right to left, and the tops of the first cooling fins 32 and the second cooling fins 321 pass through the top wall of the housing 1 and extend out to the outside; a sun visor 22 is fixed directly above the housing 1.

In this embodiment, the sun visor 22 has the sun-shading and rain-shielding effects, so that the loss of the housing 1 can be reduced, the overall service life of the street lamp can be improved in a phase-changing manner, and meanwhile, when the first cooling fins 32 and the second cooling fins 321 perform cooling, the cooling efficiency can be improved in a phase-changing manner.

Specifically, the mounting frame 2 is fixed in the middle of the front side wall and the rear side wall of the housing 1, the front end of the mounting frame 2 is rotatably connected with the front side wall of the housing 1 through a rotating shaft 23, and the rear end of the mounting frame 2 is tightly fixed with the rear side wall of the housing 1 through bolts; the mounting frame 2 can be rotated freely, and the flexibility of the mounting frame 2 in use is improved.

Further, a pair of fixing posts 21 are tightly welded on the top wall of the mounting frame 2, the sun shield 22 is fixed on the fixing posts 21 through bolts, and the heights of the left end and the right end of the sun shield 22 are lower than that of the middle end; the sun visor 22 can rotate along with the rotation of the mounting frame 2, and the angle of the sun visor 22 can be adjusted according to the actual mounting angle of the street lamp, so as to achieve the best sun shading effect.

In addition, the bottom wall of the heat conducting substrate 3 is fixed with the embedding blocks 31 at the positions close to the front end and the rear end, the heat conducting silicone grease 33 is provided with embedding holes 331 at the positions corresponding to the embedding blocks 31, the top wall of the LED mounting plate 4 is provided with embedding grooves at the positions corresponding to the embedding blocks 31, and the embedding blocks 31 penetrate through the embedding holes 331 and are embedded in the embedding grooves; after the heat-conducting substrate 3 is mounted, even if the lamp cap is impacted, the heat-conducting silicone grease 33 can still be stably mounted on the LED mounting plate 4, meanwhile, the heat-conducting silicone grease 33 has high heat conductivity and insulating property, heat can be conducted quickly, the heat-conducting substrate 3 is prevented from contacting the LED light source 41 while the overall heat dissipation efficiency is improved.

Further, the top end sections of the first cooling fins 32 and the second cooling fins 321 are wavy, and a gap is reserved between each group of the first cooling fins 32 and the second cooling fins 321; due to the design of the wave shape and the gaps, the flowing speed of air passing through the first radiating fins 32 and the second radiating fins 321 can be higher, and the radiating efficiency of the first radiating fins 32 and the second radiating fins 321 is improved.

Specifically, the top wall of the housing 1 is provided with a plurality of through slots 11 corresponding to the first heat sink 32 and the second heat sink 321, and the tops of the first heat sink 32 and the second heat sink 321 penetrate through the through slots 11 and are in close contact with the slot walls of the through slots 11; the tops of the first heat sink 32 and the second heat sink 321 are fixed outside the housing 1, so that the heat dissipation effects of the first heat sink 32 and the second heat sink 321 can be exerted to the maximum extent.

In addition, the LED mounting plate 4 is integrally positioned in the shell 1, and a sealing ring 12 is fixed on the inner wall of the periphery of the shell 1; when the housing 1 is fixed, the inside of the housing 1 is always in a sealed state, and rainwater and moisture are prevented from entering the inside of the housing 1 to corrode and damage the LED light source 41.

It should be noted that the present invention does not relate to the improvement of the lighting function of the lamp head of the street lamp, and this is the prior art and is not described herein.

The utility model discloses a high radiating efficiency's street lamp holder when installation, at first pass the inlay piece 31 of establishing the hole 331 and inlay and locate and inlay and establish the inslot with heat conduction base plate 3 lower extreme, install shell 1 on LED mounting panel 4 afterwards, make first fin 32, the outside that shell 1 and be fixed in is passed at the top of second fin 321, install whole lamp holder on outside street lamp support afterwards, subsequently according to the actual installation angle of lamp holder, rotate mounting bracket 2, make sunshading board 22 can shelter from shell 1 completely, utilize the firm fixed mounting bracket 2 of bolt afterwards, make it fixed, when using, sunshading board 22 can form the protection to shell 1 daytime, has the efficiency of sunshade and rain-proof, when coming night, LED light source 41 work produces the heat, the heat is transmitted to heat conduction base plate 3 through heat conduction silicone grease 33, later through first fin 32, Second fin 321 gives off heat, because first fin 32, the top of second fin 321 is located the shell 1 outside, the heat can not pile up in shell 1, the limit can scatter and disappear sooner, and simultaneously, the design in wavy and space, the flow velocity when can making the air pass through first fin 32, second fin 321 is faster, solved because the fin is located the shell, can lead to the radiating effect to reduce by a wide margin, and when sunshine is strong, the heat of sunshine also can lead to the problem of influence to the inside of lamp holder.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a street lamp holder of high radiating efficiency, includes shell (1), its characterized in that: the LED light source module is characterized in that an LED mounting plate (4) is fixed in the shell (1) through bolts, a plurality of LED light sources (41) arranged in a matrix form are fixed in the LED mounting plate (4), heat-conducting silicone grease (33) is fixed on the top wall of the LED mounting plate (4), a heat-conducting substrate (3) is fixed on the top wall of the heat-conducting silicone grease (33), a plurality of groups of first cooling fins (32) and second cooling fins (321) are alternately and tightly bonded on the top wall of the heat-conducting substrate (3) from right to left, and the tops of the first cooling fins (32) and the second cooling fins (321) penetrate through the top wall of the shell (1) and extend out; a sun shield (22) is fixed right above the shell (1).

2. The street lamp cap with high heat dissipation efficiency as set forth in claim 1, wherein: the diapire of heat conduction base plate (3) is close to the position fixation at front and back both ends and has inlays establishing piece (31), on heat conduction silicone grease (33) with inlay the corresponding position of establishing piece (31) and seted up and inlay and establish hole (331), just on the roof of LED mounting panel (4) with inlay the corresponding position of establishing piece (31) and seted up and inlay and establish the groove, inlay and establish piece (31) and pass inlay and establish hole (331) and inlay and locate to inlay and establish the inslot.

3. The street lamp cap with high heat dissipation efficiency as set forth in claim 1, wherein: the cross sections of the top ends of the first radiating fins (32) and the second radiating fins (321) are wavy, and gaps are reserved between the first radiating fins (32) and the second radiating fins (321) in each group.

4. The street lamp cap with high heat dissipation efficiency as set forth in claim 1, wherein: the utility model discloses a portable electronic device, including shell (1), lateral wall intermediate position is fixed with mounting bracket (2) around shell (1), the front end of mounting bracket (2) with rotate through pivot (23) between the preceding lateral wall of shell (1) and be connected, just the rear end of mounting bracket (2) with closely fixed through the bolt between the rear wall of shell (1).

5. The street lamp cap with high heat dissipation efficiency as recited in claim 4, wherein: a pair of fixing columns (21) is tightly welded on the top wall of the mounting frame (2), the sun shield (22) is fixed on the fixing columns (21) through bolts, and the heights of the left end and the right end of the sun shield (22) are lower than that of the middle end.

6. The street lamp cap with high heat dissipation efficiency as set forth in claim 1, wherein: the LED mounting plate (4) is integrally positioned in the shell (1), and a sealing ring (12) is fixed on the inner wall of the periphery of the shell (1).

7. The street lamp cap with high heat dissipation efficiency as set forth in claim 1, wherein: the top wall of the shell (1) is provided with a plurality of through grooves (11) corresponding to the first radiating fins (32) and the second radiating fins (321), and the tops of the first radiating fins (32) and the second radiating fins (321) penetrate through the through grooves (11) and are in close contact with the groove walls of the through grooves (11).