CN213746298U

CN213746298U - LED street lamp easy to radiate heat

Info

Publication number: CN213746298U
Application number: CN202022600925.3U
Authority: CN
Inventors: 邓治龙; 庹荣鸥; 雷杰; 王宗晶
Original assignee: Hangzhou Zgsm Technology Co ltd
Current assignee: Hangzhou Zgsm Technology Co ltd
Priority date: 2020-11-11
Filing date: 2020-11-11
Publication date: 2021-07-20
Anticipated expiration: 2030-11-11

Abstract

The utility model discloses an LED street lamp easy to radiate, which belongs to the technical field of lighting equipment and comprises a lighting part and an installation part, wherein the installation part comprises an installation part body and a cover body which forms a cavity with the installation part body in an enclosing way, the lighting part comprises a frame fixed with the installation part body and an LED module arranged in the frame, and the LED module comprises a radiating fin and a lampshade fixed on the radiating fin; an aluminum substrate fixed on the radiating fins is arranged between the radiating fins and the lampshade, and a plurality of LEDs are welded on the aluminum substrate; the radiating fin is provided with a plurality of H-shaped radiating ribs which are arranged in an array mode on one surface, fixed with the aluminum substrate, of the radiating fin, the thickness of each radiating rib is 0.3-1.5 cm, and the distance between every two adjacent radiating ribs is 0.5-2 cm. Utilize the utility model discloses, when increasing the radiating effect, make the appearance of LED street lamp more pleasing to the eye.

Description

LED street lamp easy to radiate heat

Technical Field

The utility model belongs to the technical field of the lighting apparatus technique and specifically relates to an LED street lamp easy to radiate is related to.

Background

Under certain forward bias voltage and injection current, holes injected into a P region and electrons injected into an N region are radiated and recombined to emit photons, so that electric energy is directly converted into light energy.

Through technical improvement for decades, the LED light source has the advantages of high luminous efficiency, low power consumption, long service life, high safety and reliability, environmental friendliness, and the like, and thus becomes a mainstream product for modern lighting, and is widely applied to the field of street lamp lighting.

Among the prior art, the top surface at the street lamp is installed to LED street lamp's radiator, and in order to obtain better radiating effect, the basic mountain of radiating fin of radiator all is direct to expose on the lamp body surface, and chinese utility model patent that publication number is CN201434280Y discloses an LED street lamp, comprises the decoration of head, middle illuminating part and the installed part of afterbody, the illuminating part includes the radiator and encloses into the lamp shade with the radiator in illumination chamber, and the illumination intracavity is equipped with the aluminium base board of fixing on the radiator, and the welding has a plurality of LEDs on the aluminium base board. One side of the radiator, which is far away from the lampshade, is provided with radiating fins.

However, the LED street lamp with the exposed heat dissipation fins has an unattractive appearance, and the exposed heat dissipation fins are easily damaged, which affects the heat dissipation effect as well as the appearance.

SUMMERY OF THE UTILITY MODEL

For solving the above-mentioned problem that prior art exists, the utility model provides an easy radiating LED street lamp when increasing the radiating effect, makes the appearance of LED street lamp more pleasing to the eye.

The technical scheme of the utility model as follows:

an LED street lamp easy to radiate heat comprises a light-emitting piece and an installation piece, wherein the installation piece comprises an installation piece body and a cover body which forms a cavity with the installation piece body in an enclosing mode; an aluminum substrate fixed on the radiating fins is arranged between the radiating fins and the lampshade, and a plurality of LEDs are welded on the aluminum substrate;

the radiating fin is characterized in that a plurality of H-shaped radiating ribs are arranged on one surface, fixed with the aluminum substrate, of the radiating fin in an array mode, the width of each edge of each radiating rib is 0.3-1 cm, the thickness of each radiating rib is 0.3-1.5 cm, and the distance between every two adjacent radiating ribs is 0.5-2 cm.

The utility model discloses in, the heat that LED produced transmits the heat dissipation rib of H shape through aluminium base board, then transmits whole backplate again, utilizes whole backplate to assist and dispels the heat.

In order to facilitate the installation and maintenance of the installation part body, one end of the installation part body close to the light-emitting part is hinged and matched with the cover body, and the other end of the installation part body is fixed with two sides of the cover body through a buckle structure.

Furthermore, one end of the cover body, which is close to the light-emitting piece, is provided with two fixing lugs with pin holes, the mounting piece body is fixed with a rotating shaft, and two ends of the rotating shaft penetrate through the two pin holes to be in hinged fit with the fixing lugs.

Furthermore, the cover body is provided with a sealing ring matched with the mounting part body.

In order to ensure that when the lamp body is opened for maintenance, the internal circuit of the street lamp is in a closed state and does not have electric shock danger, preferably, the cavity in the mounting part body is divided into two cavities by a partition plate, a driving power supply is arranged in the cavity close to the luminous piece, and a control switch for controlling the driving power supply is arranged in the other cavity; the control switch comprises a socket and a plug which are arranged in a split mode and is independently fixed on the installation part body and the cover body of the installation part.

Furthermore, the one end of installed part body keeping away from the light-emitting component is equipped with detachable lamp pole connecting seat, the lamp pole connecting seat pass through adjusting bolt and this body coupling of installed part.

For making the irradiation angle of the LED street lamp adjustable, preferably, be equipped with matched with circular arc convex surface and circular arc concave surface on installed part body and the lamp pole connecting seat respectively, be equipped with the latch that prevents lamp pole connecting seat and installed part body relative rotation that meshes mutually on circular arc convex surface and the circular arc concave surface, still be equipped with on circular arc concave surface or the circular arc convex surface along circumference arrange the regulation hole that supplies adjusting bolt to pass.

Compared with the prior art, the utility model discloses following beneficial effect has:

the LED street lamp has the advantages that the radiating ribs in the H shape are arranged in an array on the surface, fixed with the aluminum substrate, of the radiating fins, so that the attractive appearance of the LED street lamp is ensured; meanwhile, the heat dissipation area is increased, so that the heat of the aluminum substrate can be rapidly conducted away by the heat dissipation fins, and meanwhile, an airflow channel is formed between the adjacent heat dissipation ribs, so that the heat dissipation is facilitated.

Drawings

FIG. 1 is an exploded view of a luminescent member according to the present invention;

fig. 2 is a schematic structural diagram of the middle mounting member of the present invention.

In the figure: 1-a luminous element, 2-a mounting element, 3-a frame, 4-a heat sink, 5-a heat sink rib, 6-an aluminum substrate, 7-a lens plate, 8-a support plate, 9-a light-transmitting plate, 10-a lampshade, 11-a buckle structure, 12-a lamp post connecting seat, 13-an adjusting bolt, 14-an adjusting hole, 21-a mounting element body, 22-a cover body, 23-a fixing lug, 24-a driving power supply, 25-a socket and 26-a plug.

Detailed Description

The invention will be described in further detail with reference to the following figures and examples, which are intended to facilitate the understanding of the invention without limiting it.

As shown in fig. 1 and 2, an LED street lamp easy to dissipate heat includes a light emitting member 1 and a mounting member 2, the mounting member 2 includes a mounting member body 21 and a cover 22 enclosing a cavity with the mounting member body 21, and the light emitting member 1 includes a frame 3 fixed with the mounting member body 21 and an LED module disposed in the frame 3.

The LED module comprises a radiating fin 4 and a lampshade 10 fixed on the radiating fin 4; an aluminum substrate 6 fixed on the radiating fin 4 is arranged between the radiating fin 4 and the lampshade 10, a plurality of H-shaped radiating ribs 5 arranged in an array mode are arranged on one surface, fixed with the aluminum substrate 6, of the radiating fin 4, the width of each edge of each radiating rib is 0.5cm, the thickness of each radiating rib is 0.8cm, and the distance between every two adjacent radiating ribs is 1 cm.

A plurality of LEDs are welded on the aluminum substrate 5 and distributed in a matrix shape. One side of the aluminum substrate 6, which is far away from the heat dissipation ribs 5, is provided with a lens plate 7 in a close contact manner, and a condensing lens with a condensing effect is formed at the position of the lens plate 7 corresponding to each LED.

A support plate 8 is arranged on the inner side of the frame 3, and the support plate 8 is of a rectangular structure; a transparent plate 9 is installed in the center of the lampshade 10, the transparent plate 9 is clamped between the lampshade 10 and the support plate 8, and the size of the transparent plate 9 generally needs to cover all the LEDs welded on the aluminum substrate 6.

As shown in fig. 2, the mounting member body 21 is hinged to the cover 22 at one end near the light emitting element 1, and the other end fixes the mounting member body 21 to two sides of the cover 22 by the snap structure 11.

Specifically, one end of the cover 22 close to the light emitting element 1 is provided with two fixing lugs 23 with pin holes, and the mounting element body 21 is fixed with a rotating shaft, and two ends of the rotating shaft penetrate through the two pin holes to be in hinged fit with the fixing lugs 23.

In order to increase the waterproof property of the attachment 2, a seal ring that fits the attachment body 21 is provided on the cover 22.

The cavity in the mounting part body 21 can be divided into two cavities by a partition plate (not shown in the figure), a driving power supply 24 is arranged in the cavity close to the luminous part 1, and a printed circuit is distributed on the aluminum substrate 6 and is connected with the output end of the driving power supply 24; and a control switch for controlling the driving power supply is arranged in the other cavity. The control switch includes a socket 25 and a plug 26 which are provided separately, and is fixed to the mounting device body 21 and the cover 22 of the mounting device 2 independently.

As shown in fig. 1, the mounting device body 21 is provided with a detachable lamp post connecting base 12 at an end away from the light emitting device 1, and the lamp post connecting base 12 is connected to the mounting device body 21 through an adjusting bolt 13.

Be equipped with matched with circular arc convex surface and circular arc concave surface on installed part body 21 and the lamp pole connecting seat 12 respectively, be equipped with the latch that the relative pivoted of engaged with prevention lamp pole connecting seat 12 and installed part body 21 on circular arc convex surface and the circular arc concave surface, still be equipped with on circular arc concave surface or the circular arc convex surface along circumference arrange the regulation hole 14 that supplies adjusting bolt to pass.

The above-mentioned embodiment is to the technical solution and the beneficial effects of the present invention have been described in detail, it should be understood that the above is only the specific embodiment of the present invention, not used for limiting the present invention, any modification, supplement and equivalent replacement made within the principle scope of the present invention should be included in the protection scope of the present invention.

Claims

1. An LED street lamp easy to radiate heat comprises a light-emitting piece and an installation piece, wherein the installation piece comprises an installation piece body and a cover body which forms a cavity with the installation piece body in an enclosing mode; the LED module comprises a radiating fin and a lampshade fixed on the radiating fin, an aluminum substrate fixed on the radiating fin is arranged between the radiating fin and the lampshade, and a plurality of LEDs are welded on the aluminum substrate;

the radiating fin is characterized in that one surface, fixed with the aluminum substrate, of the radiating fin is provided with a plurality of H-shaped radiating ribs which are arranged in an array mode, the width of each edge of each radiating rib is 0.3-1 cm, the thickness of each radiating rib is 0.3-1.5 cm, and the distance between every two adjacent radiating ribs is 0.5-2 cm.

2. The LED street lamp easy to dissipate heat as claimed in claim 1, wherein the mounting member body is hinged to the cover at one end close to the light emitting member, and the other end of the mounting member body is fastened to two sides of the cover by a fastening structure.

3. The LED street lamp easy to dissipate heat as claimed in claim 2, wherein the cover body is provided with two fixing lugs with pin holes at one end near the light emitting element, the mounting element body is fixed with a rotating shaft, and two ends of the rotating shaft penetrate through the two pin holes to be in hinged fit with the fixing lugs.

4. The LED street lamp easy to dissipate heat as claimed in claim 2, wherein the cover body is provided with a sealing ring matched with the mounting member body.

5. The LED street lamp easy to dissipate heat as claimed in claim 1, wherein the cavity in the mounting member body is divided into two cavities by a partition plate, a driving power supply is arranged in the cavity close to the light emitting member, and a control switch for controlling the driving power supply is arranged in the other cavity; the control switch comprises a socket and a plug which are arranged in a split mode and is independently fixed on the installation part body and the cover body of the installation part.

6. The LED street lamp easy to dissipate heat as recited in claim 1, wherein the mounting member body is provided with a detachable lamp post connecting base at an end away from the light emitting member, and the lamp post connecting base is connected with the mounting member body through an adjusting bolt.

7. The LED street lamp easy to dissipate heat as claimed in claim 6, wherein the mounting member body and the lamp post connecting base are respectively provided with a convex arc surface and a concave arc surface which are matched with each other, the convex arc surface and the concave arc surface are respectively provided with a latch which is engaged with each other and prevents the lamp post connecting base and the mounting member body from rotating relative to each other, and the concave arc surface or the convex arc surface is further provided with an adjusting hole which is arranged along the circumferential direction and through which an adjusting bolt passes.