CN202392754U

CN202392754U - Structural section used for LED illumination streetlamp

Info

Publication number: CN202392754U
Application number: CN2011205416617U
Authority: CN
Inventors: 潘韵松
Original assignee: SEEWILL OPTOELECTRONICS TECHNOLOGY Co Ltd
Current assignee: SEEWILL OPTOELECTRONICS TECHNOLOGY Co Ltd
Priority date: 2011-12-21
Filing date: 2011-12-21
Publication date: 2012-08-22
Anticipated expiration: 2021-12-21

Abstract

A structural section used for an LED illumination streetlamp includes a structural section main body provided with the same cross section in different positions in the length direction. The structural section main body includes a base plate, more than one cooling fin is arranged symmetrically on the top surface of the base plate, the adjacent cooling fins are arranged at an equal height or unequal heights and are arranged at intervals, and a heat dissipation groove is formed; the top ends of the cooling fins are planar or arc; and cooling ribs are arranged in the structural section main body length direction on the cooling fins. According to the utility model, the base plate and the cooling fins are made of aluminum material through integral extrusion, the adjacent cooling fins are arranged at an equal height or unequal heights and are arranged at intervals, and a heat dissipation groove is formed, so that the good heat conduction effect is formed; the cooling fins on the base plate ensure that the cooling area is enough for directly conducting heat generated by an LED to the air, so that the service life of the product is prolonged; and the structural section main body can be cut at different lengths as needed.

Description

The section bar that is used for the LED illuminating street lamp

Technical field

The utility model relates to a kind of section bar of the LED of being used for illuminating street lamp.

Background technology

At present LED is as a kind of lighting source of tool potentiality, and its exploitation has become ripe with using, and replacing conventional light source has also become a kind of trend and inevitable.Yet the LED energy can transfer to the luminous energy except a part, wherein suitable most still to transfer heat energy to, so heat dissipation problem remains and influences that great power LED is used and a bottleneck of development.The radiator structure of LED illuminating street lamp has following two kinds of modes, and a kind of is that the punching press shell adds built-in radiator mode, and another kind is to adopt the die casting lamp outer casing to serve as shell and radiator mode; But; The die cost of said structure is high, and single mould can only be realized a kind of profile, is not easy to realize multiple requirements of combination; Thereby make the initial stage development cost than higher, be not easy to produce in batches.Therefore, be necessary to do further improvement and perfect.

The utility model content

The purpose of the utility model aims to provide the section bar that is used for the LED illuminating street lamp of a kind of simple and reasonable, easy to process, good heat dissipation effect and long service life, to overcome weak point of the prior art.

A kind of section bar that is used for the LED illuminating street lamp by this purpose design; Comprise that along its length diverse location has the section bar main body of identical cross-section, its architectural feature is that said section bar main body comprises substrate; The end face of substrate is symmetrically arranged with more than one radiating fin; Adjacent radiating fin is to wait high setting or do not wait high setting, and is provided with spacing, forms a radiating groove; The top of radiating fin is planar shaped or arc, and the direction of radiating fin upper edge section bar principal length is provided with the heat radiation rib.

Said heat radiation rib is corrugated or zigzag, and the number of this heat radiation rib is more than one, and the heat radiation rib is symmetrical set or staggers and is arranged on the surface of radiating fin; It is tabular that radiating fin is, and an end of radiating fin links to each other with substrate, and for being wholely set.

The two ends of said substrate are provided with aduncate radiating fin, and radiating fin is for being circular arc or semicircle shape, and the distance between two radiating fins is 200mm-500mm; Substrate is provided with through hole along the direction of section bar principal length, and this through hole is positioned at the medium position of substrate.

Be provided with wiring hole between the side of said through hole and the radiating fin, this wiring hole and through hole are for be provided with in the same way; Through hole is square, circle or oval, and the top of the corresponding through hole of substrate is provided with more than one convex tendon.

The cross section of said convex tendon is T-shaped or L shaped, and adjacent convex tendon is provided with about being, and constitutes a chute jointly with through hole; The inwall of through hole is provided with open slot, and the end face of this open slot and substrate is parallel to each other.

The bottom surface of said substrate is tabular, the front and back end of substrate or about the end be provided with trim, substrate is provided with the buckle that connects and fixes or be fastened with trim; Trim is processed by metal material or plastic material; The section bar main body is the aluminum or aluminum alloy section bar.

Substrate in the utility model forms with the extruding of aluminum material one with the wing that dispels the heat, and each radiating fin is to wait high setting or do not wait high setting, and is provided with spacing; Form a radiating groove; Because combined light source directly is attached to the surface of substrate, forms good heat-conducting effect, the radiating fin on the substrate guarantees to have sufficient area of dissipation; Can the heat that LED produces be directly delivered in the air, prolong the service life of product; The direction of radiating fin upper edge section bar principal length is provided with several heat radiation ribs, and the heat radiation rib can further improve heat dispersion, improves the stability and the reliability of product; And the section bar main body can be different according to the demand intercepting length; Be combined into the lamp body of multiple length specification LED illuminating street lamp, through increasing or reduce the quantity of light source, thereby realize the combination of multiple power easily; Can realize simplified structure, reduce die cost.

Description of drawings

Fig. 1 is an embodiment perspective view of the utility model.

Fig. 2 is the main TV structure sketch map of Fig. 1.

Fig. 3 is the A place enlarged diagram among Fig. 2.

Among the figure: 1 is substrate, and 2 is radiating fin, and 2.1 are the heat radiation rib, and 3 is convex tendon, and 4 is through hole, and 5 is wiring hole, and 6 is open slot, and 7 is buckle.

The specific embodiment

Below in conjunction with accompanying drawing and embodiment the utility model is further described.

Referring to Fig. 1-Fig. 3, originally be used for the section bar of LED illuminating street lamp, comprise that along its length diverse location has the section bar main body of identical cross-section, the section bar main body is the aluminum or aluminum alloy section bar.The section bar main body comprises the substrate 1 that forms with the aluminum material extruding, and the bottom surface of substrate 1 is tabular, can paste combined light source simultaneously, adds the closed type lens subassembly, is fixed on screw on the surface of substrate 1.End is provided with trim about substrate 1, and substrate 1 is provided with the buckle 7 that connects and fixes with trim, and trim links to each other with substrate 1 through buckle 7.Trim is metal material or plastic material, and the trim assembly plays simultaneously to be decorated and protection back panel wiring waterproof action.

Substrate 1 is provided with through hole 4 along the direction of section bar principal length, and through hole 4 is square, and it is positioned at the medium position of substrate 1, and the inwall of through hole 4 is provided with open slot 6, and this open slot 6 is parallel to each other with the end face of substrate 1.Open slot 6 is connected with through hole 4, can deposit power line and binding post in the through hole 4.The top of substrate 1 corresponding through hole 4 is provided with at least two convex tendons 3, and the cross section of convex tendon 3 is T-shaped, and adjacent convex tendon 3 is provided with about being, and constitutes chutes jointly with through hole 4, and this convex tendon 3 can cooperate support light fixture weight with outside section bar or suspension hook.

The end face of substrate 1 is symmetrically arranged with radiating fin 2, and the number of radiating fin 2 is 18, and radiating fin 2 is distributed on the substrate 1.Be provided with wiring hole 5 between the side of through hole 4 and the radiating fin 2, this wiring hole 5 is setting in the same way with through hole 4, and the power supply output line on the combined light source is through being connected in the through hole 4 of trim entering substrate 1 and with the power input line that comes out from wiring hole 5.The two ends of substrate 1 are provided with aduncate radiating fin 2 simultaneously, and radiating fin 2 is for being circular arc or semicircle shape, and the distance between two radiating fins 2 is 300mm, can increase or reduce its distance as required.Adjacent radiating fin 2 is for waiting high setting, and is provided with spacing, forms a radiating groove; The top of radiating fin 2 is an arc; Because combined light source directly is attached to the surface of substrate 1, forms good heat-conducting effect, the radiating fin 2 on the substrate 1 guarantees to have sufficient area of dissipation; Can the heat that LED produces be directly delivered in the air, prolong the service life of product.

The direction of radiating fin 2 upper edge section bar principal lengths is provided with several heat radiation ribs 2.1, and heat radiation rib 2.1 is corrugated or zigzag.Heat radiation rib 2.1 is symmetrical set or staggers and is arranged on the surface of radiating fin 2; Radiating fin 2 is tabular; One end of radiating fin 2 links to each other with substrate 1, and for being wholely set, heat radiation rib 2.1 can further improve heat dispersion; Thereby prolong the working life of LED illuminating street lamp, improve the stability and the reliability of product.

Claims

1. section bar that is used for the LED illuminating street lamp; Comprise that along its length diverse location has the section bar main body of identical cross-section, it is characterized in that said section bar main body comprises substrate (1); The end face of substrate (1) is symmetrically arranged with more than one radiating fin (2); Adjacent radiating fin (2) is to wait high setting or do not wait high setting, and is provided with spacing, forms a radiating groove; The top of radiating fin (2) is planar shaped or arc, and the direction of radiating fin (2) upper edge section bar principal length is provided with heat radiation rib (2.1).

2. according to the said section bar that is used for the LED illuminating street lamp of claim 1; It is characterized in that said heat radiation rib (2.1) is corrugated or zigzag; The number of this heat radiation rib (2.1) is more than one, and heat radiation rib (2.1) is symmetrical set or staggers and is arranged on the surface of radiating fin (2); Radiating fin (2) is tabular, and an end of radiating fin (2) links to each other with substrate (1), and for being wholely set.

3. according to claim 1 or the 2 said section bars that are used for the LED illuminating street lamp; The two ends that it is characterized in that said substrate (1) are provided with aduncate radiating fin (2); Radiating fin (2) is for being circular arc or semicircle shape, and the distance between two radiating fins (2) is 200mm-500mm; Substrate (1) is provided with through hole (4) along the direction of section bar principal length, and this through hole (4) is positioned at the medium position of substrate (1).

4. according to the said section bar that is used for the LED illuminating street lamp of claim 3, it is characterized in that being provided with wiring hole (5) between side and the radiating fin (2) of said through hole (4), this wiring hole (5) is setting in the same way with through hole (4); Through hole (4) is square, circle or oval, and the top of the corresponding through hole of substrate (1) (4) is provided with more than one convex tendon (3).

5. according to the said section bar that is used for the LED illuminating street lamp of claim 4, it is characterized in that the cross section of said convex tendon (3) is T-shaped or L shaped, adjacent convex tendon (3) is provided with about being, and constitutes a chute jointly with through hole (4); The inwall of through hole (4) is provided with open slot (6), and this open slot (6) is parallel to each other with the end face of substrate (1).

6. according to the said section bar that is used for the LED illuminating street lamp of claim 5; The bottom surface that it is characterized in that said substrate (1) is tabular; The front and back end of substrate (1) or about the end be provided with trim, substrate (1) is provided with the buckle (7) that connects and fixes or be fastened with trim; Trim is processed by metal material or plastic material.

7. according to the said section bar that is used for the LED illuminating street lamp of claim 1, it is characterized in that said section bar main body is the aluminum or aluminum alloy section bar.