CN202267037U

CN202267037U - Radiator for lamp

Info

Publication number: CN202267037U
Application number: CN2011203132790U
Authority: CN
Inventors: 李润清
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-08-25
Filing date: 2011-08-25
Publication date: 2012-06-06
Anticipated expiration: 2021-08-25

Abstract

The utility model relates to a radiator for a lamp, which comprises a radiating element, wherein the radiating element is composed of a plurality of continuous radiating units which are formed by bending a continuous metal sheet. The radiating units are continuous and the radiating units are processed according to a method of continuously bending the continuous metal sheet, so that the processing cost is lowered; the radiating units are radiators, so that other auxiliary structure is unnecessary, the materials are reduced, the assembling is unnecessary, and the material cost and the processing cost are both reduced; and a small space is occupied by the metal sheet, a radiating space is big and the heat can be quickly radiated after the metal is heated, so that the heat energy cannot be stored and the radiating effect is good.

Description

Be used for the radiator on the lamp

Technical field

The utility model relates to a kind of radiator, particularly a kind of radiator that is used on the lamp.

Background technology

The radiator that is used in the prior art on the lamp is generally the radiator of extrusion modling and the radiator of die cast.Radiator like Fig. 1, extrusion modling shown in Figure 2; This radiator is made up of some heat-sink units 100 and the support frame 200 that supports heat-sink unit; Wherein heat-sink unit is solid sheet metal, and the sheet metal of this radiator has certain thickness, and support frame is also thicker; Entire radiator is many with material, and cost is high; In addition, although the area of dissipation of this radiator is bigger, because sheet metal and support frame all have certain thickness; In the process of heat radiation; Simultaneously again the part heat is stored at metal inside, partial offset the big effect of its area of dissipation, radiating effect is unsatisfactory; In addition, this radiator is through the space heat elimination in gap between the sheet metal, and these spaces are relatively independent, and hot-air is difficult for flowing, and radiating effect also is affected; Have, the radiator that this mode is processed also needs fine finishining steps such as polishing, polishing, deburring after the moulding again, and to guarantee the good hand touch of radiator, like this, processing cost is just higher.In like manner, like the radiator of Fig. 3, die cast shown in Figure 4, also be made up of some heat-sink units 100 and the support frame 200 that supports heat-sink unit, also there is the shortcoming of the radiator of front extrusion modling in the radiator of this structure.For above-mentioned two kinds of radiators, if overcome more this shortcoming, sheet metal is designed to hollow, owing to be one-shot forming, realized not again in the processing.The radiator that also has a kind of plug-in type in the prior art; Also be to constitute by some heat-sink units and the support frame that supports heat-sink unit; Be characterized in thinner, add and man-hour the sheet metal slices are plugged on the support frame, few with the preceding relatively two kinds radiator of material of this radiator with material as the sheet metal of heat-sink unit; But difficulty of processing is big, and processing cost is high.On 01 02nd, 2002 open, and publication number is to roll over the metal-integral radiator at the bottom of the Chinese utility model patent of CN2469555 discloses a kind of fin, and this radiator is with the square or trapezoidal folded bottom of two fins formation and public motherboard faying face; Form the radiator of metal-integral through brazing mode; The fin of this radiator is thinner, but can not process continuously, and must could fin be mounted to a complete radiator by means of the motherboard faying face; Add and to be welded on independent fin on the motherboard one by one man-hour; Therefore, processing cost is still higher, and material cost is also higher.

The utility model content

In order to overcome the above-mentioned shortcoming of prior art, the utility model provides a kind of and can process continuously, processing cost is low, and is few with material, the cost of material is low, good heat dissipation effect be used for the radiator on the lamp.

The technical scheme that the utility model technical solution problem is adopted is:

The utility model comprises heat dissipation element, and heat dissipation element is made up of the heat-sink unit of plurality of continuous, and these some heat-sink units form by a continuous metal sheet is folding.

As further improvement, porose on the said sheet metal.

As further improvement, sheet metal joins end to end, and making the radiator integral profile is a column, and there is a cylindrical space at the radiator center.

As further improvement, said cylindrical space cross section is circle, semicircle, ellipse, rectangle or regular polygon.As further improvement, on the said radiator column support member is installed.

As further improvement, on the said heat dissipation element support member is installed.

As further improvement, the angle that said sheet metal is folded to form is an arc angle.

As further improvement, on the angle that said sheet metal is folded to form sheath is arranged.

As preferred version, the material of sheet metal is copper or aluminium.

Compare with the radiator of prior art, the heat dissipation element of the utility model is made up of the heat-sink unit of plurality of continuous, and these some heat-sink units form by a continuous metal sheet is folding.Because heat-sink unit is continuous, heat dissipation element adopts folding continuously method to process through a continuous sheet metal, and is more quick, simple than the method for prior aries such as extrusion modling, die cast, grafting, welding, reduced processing cost; And heat dissipation element itself is exactly a radiator, need not other supplementary structures, the radiator that this and prior art must constitute by support frame, and material has reduced, and does not also need assembling, and material cost and processing cost have all reduced.Again because heat-sink unit forms by sheet metal is folding, and the sheet metal of the heat-sink unit of the relative prior art of fin is thinner, and therefore, metal takes up space less, and heat-dissipating space is big, can dispel the heat rapidly after metal heated, can not store heat, good heat dissipation effect; And few with, reduced material cost.On this basis, porose on the sheet metal, make heat-dissipating space bigger, and hot-air can spread in all directions through the hole, take away heat fast, reach better radiating effect.Owing to the general smooth surface of sheet metal, good hand touch need not fine finishining after the moulding, as need not polishing, polishing, deburring again, has both reduced processing cost, and can not stab hand when mounted, makes things convenient for and safety.

Description of drawings

Below in conjunction with accompanying drawing the utility model is further described:

Fig. 1 is the front view of prior art extrusion modling radiator;

Fig. 2 is the stereogram of prior art extrusion modling radiator;

Fig. 3 is the front view of prior art die cast radiator;

Fig. 4 is the stereogram of prior art die cast radiator;

Fig. 5 is that the utility model heat-sink unit cross section is the front view of V-arrangement;

Fig. 6 is the stereogram of radiator shown in Figure 5;

Fig. 7 is the installation diagram of radiator shown in Figure 5 and support member;

Fig. 8 is that the utility model heat-sink unit cross section is the front view of the first half shape that comprises two hyphen pens of type;

Fig. 9 is the stereogram of radiator shown in Figure 8;

Figure 10 is the installation diagram of radiator shown in Figure 8 and support member;

Figure 11 is the end to end radiator stereogram of the utility model sheet metal;

Figure 12 is the installation diagram of radiator shown in Figure 11 and support member;

Figure 13 is the vertical view of radiator shown in Figure 12;

Figure 14 is that the angle that heat-sink unit is folded to form is the sketch map of arc angle;

Figure 15 is the front view of structure shown in Figure 14.

Parts or toponym and numbering among the figure: 1. sheet metal, 2. heat-sink unit, 3. support member, 4. column, 41. cylindrical spaces, 11. holes, 21. sharp comer, 22. arc angles.

The specific embodiment

Like Fig. 5-shown in Figure 10, radiator is made up of heat dissipation element, and heat dissipation element is made up of the heat-sink unit 2 of plurality of continuous, and these some heat-sink units 2 are by a continuous sheet metal 1 folding forming.The cross section of this heat-sink unit can be any folding easily shape that forms, and like the first half shape that comprises two hyphen pens of type, the first half shape that comprises two hyphen pens of type, and the corner everywhere in this shape is arc or V-arrangement.The cross section that Fig. 5 illustrates heat-sink unit 2 is the radiator of V-arrangement, and promptly a V-arrangement sheet is exactly a heat-sink unit.The cross sectional shape that Fig. 8 illustrates heat-sink unit 2 is the first half shape that comprises two hyphen pens of type; Promptly the first half shape that comprises two hyphen pens of a type is exactly a heat-sink unit; The size of each heat-sink unit can be identical, also can be inequality.Above-mentioned radiator can have only one group of heat dissipation element, the heat-sink unit of the plurality of continuous that promptly is folded into by the continuous sheet metal of a slice.Radiator also can be organized heat dissipation elements by folding the forming of multi-disc sheet metal more.Just show the situation of organizing heat dissipation elements like Fig. 7 and Figure 10 more.Above-mentioned radiator because its contact-making surface is a planar shaped, so be used for the heat radiation of street lamp more.

Because it is miscellaneous that the shape of heater element has, radiator can be confirmed its shape according to shape and space that heater element is laid the position of radiator.Figure 11-13 just shows the radiator of another kind of shape.This radiator is the V-arrangement heat-sink unit 2 of plurality of continuous that said sheet metal is folded into, it is joined end to end again, and making the radiator integral profile is a column 4, and there is a cylindrical space 41 at the radiator center.The cross sectional shape of this cylindrical space is laid the shape and the space at the position of radiator and is decided according to heater element, can be circular, semicircle, oval, rectangle or regular polygon etc.This radiator is used for the lamp that heater element is a column more.The cross sectional shape of the cylindrical space 41 of the radiator shown in Figure 11-13 is circular.

Better for the radiating effect that makes radiator, on sheet metal, offer porose 11.The shape in these holes 11 and quantity all less than restriction, can be decided according to the size and the shape of sheet metal.Hole 11 shown in Fig. 6, Fig. 7 is similar ellipse and circular combination, and several holes 11 are arranged on each heat-sink unit 2.Hole 11 shown in Fig. 9 and Figure 10 is rectangles, and several holes 11 are arranged on each heat-sink unit 2.Hole 11 shown in Figure 11 and Figure 12 is similar oval-shaped.These holes on the radiator can be spread hot-air in all directions, take away heat fast.In addition, reduced the weight of sheet metal, used material, reduced cost thereby reduced.

Because the heat dissipation element of radiator is made up of the folding heat-sink unit that forms of continuous sheet metal, in order to improve the fastness of radiator, avoids radiator in installation, transportation, use, to be out of shape, and on heat dissipation element, is provided with support member.These support members can be at any position of heat dissipation element.Show the situation that different radiators match with support member 3 like Fig. 7, Figure 10 and Figure 12.Support member 3 is fixed on the heat dissipation element of radiator with the universal means in present technique field, can be connected with support member with different faces, and connected mode also can be the universal means in present technique field, like welding, bonding, screw connection etc.Usually radiator and the contacted position of heating element heater all are equipped with the heat transfer piece (not shown), and at this moment, support member 3 can also be installed on the heat transfer piece, make the structure of radiator simpler, firm like this.More simple simon says can directly be designed to support member with heat transfer piece.

Because the heat-sink unit that sheet metal 1 is folded to form all has more sharp-pointed sharp comer 21, these sharp comer scratch staff easily when installing or carry, dangerous.In order to address this problem, these sharp comer to be processed into arc angle, or on sharp comer, to add upper jacket.Support member 3 shown in Figure 12 had both played the effect of support, played the effect of sheath again, made radiator safer.The situation of arc angle 22 is processed at the angle that Figure 14 and Figure 15 show the heat-sink unit that sheet metal 1 is folded to form.

The material that the sheet metal of the utility model uses can be general heat radiating metal material, preferably copper or an aluminium of present technique field.

Under the principle and principle of the utility model, the protection domain that understandable any various replacements with same function or effect that above-mentioned embodiment is made of the technical staff in present technique field or modification all belong to the utility model.

Claims

1. be used for the radiator on the lamp, it is characterized in that comprising heat dissipation element, heat dissipation element is made up of the heat-sink unit of plurality of continuous, and these some heat-sink units form by a continuous metal sheet is folding.

2. radiator according to claim 1 is characterized in that on the sheet metal porose.

3. radiator according to claim 1 and 2 is characterized in that sheet metal joins end to end, and making the radiator integral profile is a column, and there is a cylindrical space at the radiator center.

4. radiator according to claim 3 is characterized in that the cylindrical space cross section is circular, semicircle, ellipse, rectangle or regular polygon.

5. radiator according to claim 4 is characterized in that on the radiator cylinder support member being installed.

6. radiator according to claim 1 and 2 is characterized in that on heat dissipation element, being equipped with support member.

7. according to the radiator of claim 1 or 2, it is characterized in that the angle that sheet metal is folded to form is an arc angle.

8. radiator according to claim 1 and 2 is characterized in that on the angle that sheet metal is folded to form sheath being arranged.

9. radiator according to claim 1 and 2, the material that it is characterized in that sheet metal is copper or aluminium.