CN201078682Y

CN201078682Y - Section bar

Info

Publication number: CN201078682Y
Application number: CNU2007201215627U
Authority: CN
Inventors: 李旭亮
Original assignee: Dongguan Kingsun Optoelectronic Co Ltd
Current assignee: Dongguan Kingsun Optoelectronic Co Ltd
Priority date: 2007-07-20
Filing date: 2007-07-20
Publication date: 2008-06-25
Anticipated expiration: 2017-07-20

Abstract

The utility model relates to sectional material, in particular relating to an aluminum extruded section material used for integrated LED roadlight body., which, along the lengthwise direction and different positions, has the same cross section; the sectional material is provided with a base board which is composed of two tablets arranged as the Chinese character Ba and a connecting board connecting the two tablet; the base board extends along lengthwise direction, which is provided with two surfaces, the front and the back side; the internal side of the shape of the Chinese character Ba is the front side; the outside of the Chinese character Ba is the back side; the two edges of the front side are provided with a side board which extends along the lengthwise direction of sectional material; the side board at two sides are arranged symmetrically. The utility model provides a sectional material with good radiating performance which can be installed into LED roadlight of multiple specifications.

Description

Section bar

Technical field

The utility model relates to section bar, relates in particular to a kind of combined type LED road lamp lamp body aluminium section bar.

Background technology

The LED street lamp replaces conventional road lamp, is a utility revolution.The LED street lamp not only has the characteristics that colourity is good, non-maintaining, the life-span is long, the more important thing is more energy-conservation than conventional road lamp.For the industrialization of LED street lamp, heat radiation is a maximum difficult problem.Also have and adopt common lamp body to add fan to dispel the heat and make the LED street lamp, but be difficult to popularize, fan power consumption itself is an one side, the more important thing is that the life-span of fan is very short, and the advantage of LED lamp can not get fully playing.And the casing of common die casting or the making of hardware stamping technology, its die cost is very high, and every mold can only be produced the product of a profile specification.

The utility model content

The purpose of this utility model is to overcome above-mentioned the deficiencies in the prior art part and a kind of excellent heat dispersion performance that has is provided, and can be assembled into the section bar of plurality of specifications LED road lamp body.

The purpose of this utility model can be achieved through the following technical solutions:

A kind of section bar, along the profile length direction, diverse location has identical cross section, section bar has substrate, and substrate is by two connecting plate formations that are the dull and stereotyped of " eight " font setting and connect two flat boards, and substrate extends along the profile length direction, substrate has two faces, obverse and reverse; The inboard of " eight " font is positive, and the outside of " eight " font is a reverse side; Two positive edges are respectively equipped with side plate, and side plate extends along the profile length direction, and the side plate on two limits is symmetrical arranged, and two side plates are parallel to each other; The bottom of two side plates has a groove respectively, and groove extends along the profile length direction; Groove is become by first, second, the 3rd defining surface, and first parallel with the 3rd, and second vertical with first, first inboard near side plate, the 3rd outside near side plate; Entity part between groove and the side plate inboard is first bead, part between the groove and the side plate outside is second bead, the bottom of first bead is Siping City's face, the bottom of second bead is the 5th plane, Siping City's face and the 5th plane all with second plane parallel, and the distance between Siping City's face and second plane is less than the distance between the 5th plane and second plane; The front also is provided with two coupler bodies, and two coupler body bills are provided with in opposite directions, and two coupler bodies are symmetrical arranged, and two coupler bodies are the side plate of close two sides respectively; Several heat radiation wings are set on the reverse side, and the heat radiation wing also is tabular, and the heat radiation wing extends along the profile length direction; The outside of two side plates also is provided with the heat radiation wing.

Connecting plate also is an one flat plate, and dull and stereotyped flat board with the setting of two sides " eight " word is wholely set.

Connecting plate is a camber plate, and the flat board of camber plate and the setting of two sides " eight " word is wholely set.

The surface of heat radiation wing is provided with the heat radiation rib of several projections along the profile length direction.

The heat radiation rib is semicircle shape, has the radiating groove of recessed semicircle shape between the heat radiation rib.

The cross section of described heat radiation rib is semicircle.

Described coupler body is " L " type, comprise a vertical portion and a horizontal part, and the length of horizontal part is greater than the length of vertical portion.

Described section bar is an aluminium section bar.

Described section bar is an aluminium alloy extrusions.

Connecting plate also is an one flat plate, and dull and stereotyped flat board with the setting of two sides " eight " word is wholely set; The surface of heat radiation wing is provided with the heat radiation rib of several projections along the profile length direction; Uniform setting between each heat radiation rib; The cross section of described heat radiation rib is semicircle; Coupler body is " L " type, comprise a vertical portion and a horizontal part, and the length of horizontal part is greater than the length of vertical portion; Described section bar is an aluminium section bar.

The section bar that the utility model relates to can be cut into different length as required, and an end group is with lamp holder, and other end group is with the lamp tail, and LED lamp array board can be a splayed configuration also, is arranged at the front of section bar, can also be buckled between two positive coupler bodies.The end face of side plate can be installed lampshade.Because of the length of section bar can intercept arbitrarily as required, so the section bar that the utility model relates to can be combined into the LED road lamp body of multiple length specification.When the section bar that the utility model relates to uses, LED lamp array board is close to the front of substrate, and forms good conduction effect between the substrate, the heat radiation wing of the reverse side of substrate, lamp body has sufficient area of dissipation, and the heat that produces in the time of the LED lamp can being worked directly dispels the heat in air.

Description of drawings

Fig. 1 is the sectional view of first embodiment of the utility model.

Fig. 2 is the stereogram of first embodiment of the utility model.

Fig. 3 is the zoomed-in view at A place among Fig. 1.

The specific embodiment

The utility model is described in further detail below in conjunction with accompanying drawing.

First embodiment of the present utility model is a kind of aluminium alloy extrusions, and along the profile length direction, diverse location has identical cross section.With reference to figure 1, Fig. 2, Fig. 3, along the profile length direction, diverse location has identical cross section, section bar has substrate 1, and substrate 1 is by two connecting plate formations that are the dull and stereotyped of " eight " font setting and connect two flat boards, and connecting plate also is an one flat plate, dull and stereotyped flat board with the setting of two sides " eight " word is wholely set, substrate 1 extends along the profile length direction, and substrate 1 has two faces, front 11 and reverse side 12; The inboard of " eight " font is front 11, and the outside of " eight " font is a reverse side 12; Two edges of positive 11 are respectively equipped with side plate 3, and side plate 3 extends along the profile length direction, and the side plate 3 on two limits is symmetrical arranged, and two side plates 3 are parallel to each other; The bottom of two side plates 3 has a groove respectively, and groove extends along the profile length direction; Groove is become by first 33, second 34, the 3rd 35 defining surfaces, and first 33 parallel with the 3rd 35, and second 34 vertical with first 33, the 33rd inboard near side plate 3, the 3rd 35 outside near side plate 3; Entity part between groove and side plate 3 inboards is first bead, part between the groove and side plate 3 outsides is second bead, the bottom of first bead is Siping City's face 32, the bottom of second bead is the 5th plane 36, Siping City's face 32 and the 5th plane 36 are all parallel with second plane 34, and the distance between Siping City's face 32 and second plane 34 is less than the distance between the 5th plane 36 and second plane 34; Positive 11 also are provided with two coupler bodies, 2, two coupler bodies, 2 bills is provided with in opposite directions, and two coupler bodies 2 are symmetrical arranged, and two coupler bodies 2 are the side plate 3 of close two sides respectively; Several heat radiation wings 4 are set on the reverse side 12, and heat radiation wing 4 also is tabular, and heat radiation wing 4 extends along the profile length direction; The outside of two side plates 3 also is provided with heat radiation wing 4.Described coupler body 2 is " L " type, comprise a vertical portion and a horizontal part, and the length of horizontal part is greater than the length of vertical portion.

Second embodiment of the utility model is a kind of aluminium section bar, compares with first embodiment, and except that the material difference, connecting plate is a camber plate, and the flat board of camber plate and the setting of two sides " eight " word is wholely set.The surface of heat radiation wing is provided with the heat radiation rib of several projections along the profile length direction.The heat radiation rib is semicircle shape, has the radiating groove of recessed semicircle shape between the heat radiation rib.The cross section of heat radiation rib is semicircle.Other is identical with first embodiment of the present utility model.

Above embodiment is two kinds of preferred implementations of the present utility model, and is all in the utility model claim scope, or the equivalents that heat radiation wing of the present utility model, side plate groove and coupler body are done, all within protection domain of the present utility model.

Claims

1. section bar, along the profile length direction, diverse location has identical cross section, it is characterized in that,

Section bar has substrate, and substrate is by two connecting plate formations that are the dull and stereotyped of " eight " font setting and connect two flat boards, and substrate extends along the profile length direction, and substrate has two faces, obverse and reverse; The inboard of " eight " font is positive, and the outside of " eight " font is a reverse side;

Two positive edges are respectively equipped with side plate, and side plate extends along the profile length direction, and the side plate on two limits is symmetrical arranged, and two side plates are parallel to each other; The bottom of two side plates has a groove respectively, and groove extends along the profile length direction; Groove is become by first, second, the 3rd defining surface, and first parallel with the 3rd, and second vertical with first, first inboard near side plate, the 3rd outside near side plate; Entity part between groove and the side plate inboard is first bead, part between the groove and the side plate outside is second bead, the bottom of first bead is Siping City's face, the bottom of second bead is the 5th plane, Siping City's face and the 5th plane all with second plane parallel, and the distance between Siping City's face and second plane is less than the distance between the 5th plane and second plane;

The front also is provided with two coupler bodies, and two coupler body bills are provided with in opposite directions, and two coupler bodies are symmetrical arranged, and two coupler bodies are the side plate of close two sides respectively;

Several heat radiation wings are set on the reverse side, and the heat radiation wing also is tabular, and the heat radiation wing extends along the profile length direction; The outside of two side plates also is provided with the heat radiation wing.

2. section bar according to claim 1 is characterized in that, connecting plate also is an one flat plate, and dull and stereotyped flat board with the setting of two sides " eight " word is wholely set.

3. section bar according to claim 1 is characterized in that, connecting plate is a camber plate, and the flat board of camber plate and the setting of two sides " eight " word is wholely set.

4. section bar according to claim 1 is characterized in that, the surface of heat radiation wing is provided with the heat radiation rib of several projections along the profile length direction.

5. section bar according to claim 4 is characterized in that, the heat radiation rib is semicircle shape, has the radiating groove of recessed semicircle shape between the heat radiation rib.

6. section bar according to claim 5 is characterized in that, the cross section of described heat radiation rib is semicircle.

7. section bar according to claim 1 is characterized in that, described coupler body is " L " type, comprise a vertical portion and a horizontal part, and the length of horizontal part is greater than the length of vertical portion.

8. according to aforementioned any described section bar of claim, it is characterized in that described section bar is an aluminium section bar.

9. according to any described section bar of claim of claim 1 to 7, it is characterized in that described section bar is an aluminium alloy extrusions.

10. section bar according to claim 1 is characterized in that, connecting plate also is an one flat plate, and dull and stereotyped flat board with the setting of two sides " eight " word is wholely set; The surface of heat radiation wing is provided with the heat radiation rib of several projections along the profile length direction; Uniform setting between each heat radiation rib; The cross section of described heat radiation rib is semicircle; Coupler body is " L " type, comprise a vertical portion and a horizontal part, and the length of horizontal part is greater than the length of vertical portion; Described section bar is an aluminium section bar.