CN202003977U - Improved structure of radiator - Google Patents

Abstract

The utility model provides an improved structure of a radiator, which comprises a heat conducting layer and radiating fins. The heat conducting layer is cuboid-shaped, an area used for being combined with a heat source is mapped out in the center of the heat conducting layer, convection holes which are arrayed equidistantly are fully distributed on a surrounding space of the heat conducting layer, each convection hole is rectangular, two ends of each convection hole are circular, and the convection holes are parallel to long sides of the heat conducting layer. The radiating fins are arrayed in a sheet-shaped manner and attached to the lower side of the heat conducting layer, the lengths of the radiating fins are equivalent to those of the long sides of the heat conducting layer, and the radiating fins are arranged parallel to the long sides of the heat conducting layer. During use, opening directions of the convection holes on the heat conducting layer are identical to the arrangement direction of the radiating fins on the lower side, , heat of the central heat source is inevitably cut off by the convection holes when transferred towards two sides or the lower side of the heat conducting layer under the heat conduction effect of the heat conducting layer, and accordingly higher heat transfer efficiency can be realized and radiating effect and radiating efficiency are improved correspondingly.

Description

The heat radiator improvement structure

Technical field

The utility model relates to a kind of improvement of aluminium extruded type radiator, refers to a kind of heat radiator improvement structure that can promote heat transfer efficiency especially.

Background technology

Existing aluminium extruded type fin (1), as shown in Figure 1, its composition includes: heat-conducting layer (2) and heat radiating fin (3).Heat-conducting layer wherein (2) provides heat transfer effect, and heat radiating fin (3) provides thermolysis; This heat-conducting layer (2) is microscler, and central authorities planning has a zone that thermal source (20) combination is provided, and surrounding space be covered with equidistant arrangement to discharge orifice (21), each is Long Circle to discharge orifice, and is all parallel direction with the minor face of this heat-conducting layer (2); This heat radiating fin (3) is arranged formation for sheet and is attached under the heat-conducting layer (2), its length is identical with the long limit of heat-conducting layer (2), that is the long limit that direction and heat-conducting layer (2) are set of this heat radiating fin (3) is all parallel direction, in other words, this heat radiating fin (3) is provided with direction with inconsistent to the perforate direction of discharge orifice (21).

The above aluminium extruded type heat radiating fin structure of taking off is used for many years and is widely used in the various electronic products, utilizes the double action of the heat transfer collocation heat radiating fin heat radiation of heat-conducting layer, reaches quick heat radiating effectiveness; But carefully examine this structure closely and after reality is used, can find problem points described as follows:

Since be laid with on this heat-conducting layer most equidistant arrange to discharge orifice, its purpose is to see through the convection current of air, can quicken or promote the conduction efficiency of heat, but each is inconsistent with the heat radiating fin direction in the form of sheets that the below is sticked to the opening direction of discharge orifice, can block the joint face of heat-conducting layer and heat radiating fin, cause the interruption of heat-conducting layer, more can make heat-conducting layer in diabatic process, can't effectively central thermal source be conducted to smoothly and apace both sides and below heat radiating fin, be also influenced with radiating effect and efficient.

In view of this, the utility model creator relies on manufacturing development and the design experiences of being engaged in Related product for many years, at above-mentioned situation, actively seek solution, clever thought is designed this utility model of practicality " heat radiator improvement structure " more after test of many times.

Summary of the invention

Main purpose of the present utility model is to provide a kind of heat radiator improvement structure, can improve the heat conduction direction of heat-conducting layer and heat radiating fin by this, and further promotes the effect of integral heat sink effect and radiating efficiency.

For reaching above-mentioned purpose, the utility model provides a kind of heat radiator improvement structure, and it comprises:

One heat-conducting layer, be rectangular build, the planning of described thermosphere one side central authorities has a zone that the thermal source combination is provided, and surrounding space that should the zone be covered with equidistant arrangement to discharge orifice, each is all parallel direction for the shape of circle and with the long limit of this heat-conducting layer for the rectangle two ends in the middle of to discharge orifice all being; And

One heat radiating fin, for sheet arrange to constitute and is attached under the heat-conducting layer, the long limit of described heat radiating fin length and heat-conducting layer is suitable, and this heat radiating fin is provided with direction and also is all parallel direction with the long limit of heat-conducting layer.

Compared with prior art, heat radiator improvement structure described in the utility model, all the direction with the below heat radiating fin is identical because all on the heat-conducting layer are to the perforate direction of discharge orifice, therefore, when the thermal source of central authorities by the heat-conducting layer effect during to the direction conduction of both sides or below, because of discharge orifice not being blocked, so can obtain more efficient heat transfer efficiency, relatively, radiating effect and efficient are promoted naturally.

Description of drawings

The surface structure and the heat transfer direction schematic diagram of the existing aluminium extruded type fin of Fig. 1;

Fig. 2 is according to the partial structurtes schematic diagram of Fig. 1;

The radiator surface structure of Fig. 3 the utility model one preferred embodiment and heat transfer direction schematic diagram;

Fig. 4 is according to the radiator partial structurtes schematic diagram of Fig. 3.

Description of reference numerals: 1-radiator; The 2-heat-conducting layer; The 20-thermal source; 21-is to discharge orifice; The 3-heat radiating fin.

Embodiment

See also Fig. 3, Fig. 4, disclose radiator surface structure and heat transfer direction and partial structurtes schematic diagram that the utility model one preferred embodiment is arranged; Wherein, as shown in Figure 3, the composition of this radiator 1 includes:

One heat-conducting layer 2, for microscler, central authorities planning has a zone that thermal source 20 combinations are provided, and surrounding space be covered with equidistant arrangement to discharge orifice 21, each is Long Circle and is all parallel direction with the long limit of this heat-conducting layer 2 discharge orifice 21;

One heat radiating fin 3, for sheet arrange to constitute and is attached at heat-conducting layer 2 times, the long limit of its length and heat-conducting layer 2 is suitable, and it is provided with direction and also is all parallel direction with the long limit of heat-conducting layer 2.

According to said units, forming a complete heat radiator improvement structure, and on the heat-conducting layer 2 all that the perforate direction of discharge orifice 21 and heat radiating fin in the form of sheets 3 that its below is sticked are provided with direction is consistent, as shown in Figure 4.By this in the use, because the predeterminated position of thermal source 20 is in heat-conducting layer 2 central authorities, therefore the direction of conducting heat is by the conduction of the mediad outside naturally, and conduction downwards, and a plurality of perforate directions to discharge orifice 21 that are provided with on the heat transfer area of heat-conducting layer 2 are identical with its heat transfer direction, so heat transfer area is blocked, cause influential heat transfer situation, the heat radiating fin 3 that is positioned at heat-conducting layer 2 belows simultaneously also because of its laminated structure with identical to discharge orifice 21 perforate directions, therefore, therefore its area of dissipation also can not blocked, and can make the conduction of heat and heat dissipation that apparent the lifting of property is all arranged by this.

In sum, the utility model " heat radiator improvement structure " really can be reached aforementioned purpose, and can reach more efficient heat conduction and preferable radiating effect, be rich in industry applications and diversification practical value, look into again related data or commercially available still do not have identical or approximate with this case, meet patent requirement fully, so mere formality proposes patent application in accordance with the law.

The above only is a preferable possible embodiments of the present utility model, so use the equivalent structure that the utility model specification and graphic content do to change such as, in the claim that all in like manner is contained in the utility model and is defined, closes and gives Chen Ming.

Claims (1)

1. heat radiator improvement structure is characterized in that it comprises:

One heat-conducting layer, be rectangular build, the planning of described heat-conducting layer one side central authorities has a zone that the thermal source combination is provided, and surrounding space that should the zone be covered with equidistant arrangement to discharge orifice, each is all parallel direction for the shape of circle and with the long limit of this heat-conducting layer for the rectangle two ends in the middle of to discharge orifice all being; And

One heat radiating fin, for sheet arrange to constitute and is attached under the heat-conducting layer, the long limit of described heat radiating fin length and heat-conducting layer is suitable, and this heat radiating fin is provided with direction and also is all parallel direction with the long limit of heat-conducting layer.

Images