CN203840695U

CN203840695U - Novel heat radiator

Info

Publication number: CN203840695U
Application number: CN201420255944.9U
Authority: CN
Inventors: 刘志海; 赵晓玲; 刘志英
Original assignee: Individual
Current assignee: Individual
Priority date: 2014-05-19
Filing date: 2014-05-19
Publication date: 2014-09-17
Anticipated expiration: 2024-05-19

Abstract

The utility model relates to the technical field of a heat radiation device and particularly relates to a novel heat radiator which takes a liquid as a cooling medium and which is used to cool electronic parts. The novel heat radiator comprises a housing in which a cooling liquid is accommodated, a liquid inlet tube and a liquid outlet tube, the liquid inlet tube and the liquid outlet tube are connected to the housing, an inner side of a bottom face of the housing is provided with a plurality of first fin groups and a plurality of second fin groups located between each two adjacent first fin groups, and the first fin groups and the second fin groups are equidistantly arranged in a parallel staggered manner; and each first fin group is composed of a plurality of fins which are equidistantly arranged side by side, each second fin group is composed of a plurality of fins which are equidistantly arranged side by side, and flow channels which are mutually communicated are formed between the first fin groups and the second fin groups and between each two adjacent fins. Heat on electronic components can be transferred into the housing by utilizing a solid-solid heat transfer form, the fins arranged in the parallel staggered manner form the winding-shaped cooling liquid slow channel, and sufficient heat exchange between the liquid and solid bodies by utilizing a solid-liquid heat transfer form; and the novel heat radiator has the advantages of simple structure and the obvious heat-radiation effect.

Description

A kind of new radiator

Technical field

The utility model relates to heat abstractor technical field, especially a kind of taking liquid as coolant, for the new radiator of cool electronic parts.

Background technology

Along with scientific and technological development, a large amount of electronic components is widely used in various electronic products, the quality of product or element radiating performance directly affects its useful life, especially to disposing the product of powerful electronic component, due to powerful electronic component, as high-power field-effect transistor etc., in work, caloric value is very large, cause electronic component self excess Temperature, and then can have a strong impact on service behaviour and the useful life of element itself and Related product.

Existing relevant radiator is general adopts the simple metal structure with radiating fin to dispel the heat, or metal structure and fan combination are dispelled the heat, and this kind of mode cannot meet cooling and the heat radiation requirement of large power, electrically sub-element completely.

Therefore, be necessary traditional radiator to carry out architecture advances, to improve heat dispersion and to meet the heat radiation requirement of related elements.

Utility model content

For above-mentioned the deficiencies in the prior art, it is a kind of taking liquid as heat eliminating medium, for the new radiator of cool electronic parts that the purpose of this utility model is to provide, its have simple in structure, runner arranges rationally, the obvious feature of radiating effect.

To achieve these goals, the utility model adopts following technical scheme:

A kind of new radiator, it comprises for carrying electronic component and the inner housing that is equipped with cooling fluid, being connected to feed tube and drain pipe on housing, the bottom surface inner side of described housing is provided with several first fins group and several the second fins group between two the first adjacent fins group, described the first fins group and the second fins group be equidistant, be staggeredly arranged in parallel;

Described the first fins group and the second fins group form by several equidistant fins of being arranged side by side, between described the first fins group and the second fins group, be formed with the runner being interconnected between adjacent two fins.

Preferably, the cross sectional shape of described fin is trapezoidal, between the upstream face of described fin and housing end face, is formed with α angle, between the back side of described fin and housing end face, is formed with β angle, and the angle at described α angle is less than the angle at β angle.

Preferably, the fin of the left end of described the first fins group and the left surface of housing are one-body molded and protrude from the left surface of housing, and the fin of the right-hand member of described the second fins group and the right flank of housing are one-body molded and protrude from the right flank of housing.

Preferably, described housing comprises that end face is uncovered pedestal and the cover plate that is sealed on base top surface, and described fin is arranged on the bottom surface of pedestal, and the top of described fin contacts with the lower surface of cover plate.

Preferably, described feed tube and drain pipe are plugged on respectively the rear and front end of cover plate, are all socketed with sealing ring on described feed tube and drain pipe, and the tail end of described feed tube and the tail end of drain pipe all communicate with runner.

Preferably, between the side and cover plate that are plugged on pedestal of described feed tube and drain pipe symmetry, be all socketed with sealing ring on described feed tube and drain pipe, the tail end of described feed tube and the tail end of drain pipe all communicate with runner.

Preferably, on described cover plate, be provided with protrusion, on the side of described pedestal, offer notch part corresponding to the position of protrusion, on described notch part and protrusion, offer slit, described sealing ring is entrenched in slit.

Owing to having adopted such scheme, admittedly the utility model can utilize the form of consolidate-conducting heat that the heat on electronic component is delivered in housing, form rivulose cooling fluid circulation passage by the fin being staggeredly arranged in parallel, utilizing solid-liquid heat transfer form to ensure the abundant heat exchange between liquid and solid; It is simple in structure, and radiating effect is obvious.

Brief description of the drawings

Fig. 1 is the structural representation of first embodiment of the utility model;

Fig. 2 is the cross section structure schematic diagram of Fig. 1 under the state of carrying electronic component;

Fig. 3 is that Fig. 1 arranges schematic diagram at the runner of overlooking under state;

Fig. 4 is the structural representation of second embodiment of the utility model.

Embodiment

Below in conjunction with accompanying drawing, embodiment of the present utility model is elaborated, but the multitude of different ways that the utility model can be defined by the claims and cover is implemented.

As shown in Figure 1 to Figure 3, the new radiator of the present embodiment, it comprises for carrying electronic component 11 and the inner housing that is equipped with cooling fluid, be connected to feed tube 1 and drain pipe 2 on housing, inner side, bottom surface at housing is provided with several first fins group 3 and several the second fins group 4 between two the first adjacent fins group 3, the first fins group 3 and the second fins group 4 are equidistant, be staggeredly arranged in parallel, simultaneously, the first fins group 3 and the second fins group 4 form by several equidistant fins that are arranged side by side 5, so, can be between the first fins group 3 and the second fins group 4, between two adjacent fins 5, be formed with the runner 6 for confession coolant flow being interconnected.After cooling fluid enters in housing by feed tube 1, housing is delivered to the heat of the electronic component on it 11 on fin 5 and housing, cooling fluid fully contacts with fin 5 and housing by rivulose runner 6, and utilizes drain pipe 2 that heat is taken away, and ensures abundant heat radiation with this.

For ease of manufacture and the guarantee heat transfer effect of radiator, the cross sectional shape of fin 5 is trapezoidal, and meanwhile, fin 5 arranges along the direction that is parallel to coolant flow; And between the upstream face of fin 5 and housing end face, be formed with α angle, between the back side of fin 5 and housing end face, be formed with β angle, α angle and β angle are acute angle, and wherein the angle at α angle is less than the angle at β angle, so can strengthen flow effect, the enhancing heat transfer rate of cooling fluid.

Manufacture for fin 5 being rationally set and being convenient to, the fin 5 of the left end of the first fins group 3 is one-body molded and on Width, protrude from the left surface of housing with the left surface of housing, and the fin 5 of the right-hand member of the second fins group 4 is one-body molded with the right flank of housing and on Width, protrude from the right flank of housing.

For the ease of dismantling radiator and radiator inside being cleared up, the housing of the present embodiment comprises that end face is uncovered pedestal 7 and the cover plate 8 that is sealed on pedestal 7 end faces, fin 5 is arranged on the bottom surface of pedestal 7, the top of fin 5 contacts with the lower surface of cover plate 8, is delivered on fin 5 so that the heat on electronic component 11 is dispersed formula.According to the version of equipment, use for ease of the assembling of the radiator of the present embodiment, as shown in Figure 1, the feed tube 1 of the present embodiment and drain pipe 2 are plugged on respectively the rear and front end of cover plate 8; As shown in Figure 4, in second embodiment of this radiator, feed tube 1 and drain pipe 2 also can be symmetrical the side that is plugged on pedestal 7 and cover plate 8 between (feed tube 1 and drain pipe 2 can be arranged on a side of pedestal 7 in the same way, as leading flank, also can be arranged on the symmetrical side of pedestal 7, as front and back sides); On feed tube 1 and drain pipe 2, be all socketed with sealing ring 9, and the tail end of the tail end of feed tube 1 and drain pipe 2 all extends in pedestal 7 to communicate with runner 6.

In the scheme adopting as shown in Figure 4, can on cover plate 8, be provided with protrusion 8-1, on the side of pedestal 7, offer notch part 7-1 corresponding to the position of protrusion 8-1, simultaneously, on notch part 7-1 and protrusion 8-1, offer slit 10, sealing ring 9 is entrenched in slit 10, to strengthen the sealing property of radiator.

The foregoing is only preferred embodiment of the present utility model; not thereby limit the scope of the claims of the present utility model; every equivalent structure or conversion of equivalent flow process that utilizes the utility model specification and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.

Claims

1. a new radiator, it comprises for carrying electronic component and the inner housing that is equipped with cooling fluid, being connected to feed tube and drain pipe on housing, it is characterized in that: inner side, the bottom surface of described housing is provided with several first fins group and several the second fins group between two the first adjacent fins group, described the first fins group and the second fins group be equidistant, be staggeredly arranged in parallel;

2. a kind of new radiator as claimed in claim 1, it is characterized in that: the cross sectional shape of described fin is trapezoidal, between the upstream face of described fin and housing end face, be formed with α angle, between the back side of described fin and housing end face, be formed with β angle, the angle at described α angle is less than the angle at β angle.

3. a kind of new radiator as claimed in claim 2, it is characterized in that: the fin of the left end of described the first fins group and the left surface of housing are one-body molded and protrude from the left surface of housing, the fin of the right-hand member of described the second fins group and the right flank of housing are one-body molded and protrude from the right flank of housing.

4. a kind of new radiator as claimed in claim 3, it is characterized in that: described housing comprises that end face is uncovered pedestal and the cover plate that is sealed on base top surface, described fin is arranged on the bottom surface of pedestal, and the top of described fin contacts with the lower surface of cover plate.

5. a kind of new radiator as claimed in claim 4, it is characterized in that: described feed tube and drain pipe are plugged on respectively the rear and front end of cover plate, on described feed tube and drain pipe, be all socketed with sealing ring, the tail end of described feed tube and the tail end of drain pipe all communicate with runner.

6. a kind of new radiator as claimed in claim 4, it is characterized in that: between the side and cover plate that are plugged on pedestal of described feed tube and drain pipe symmetry, on described feed tube and drain pipe, be all socketed with sealing ring, the tail end of described feed tube and the tail end of drain pipe all communicate with runner.

7. a kind of new radiator as claimed in claim 6, it is characterized in that: on described cover plate, be provided with protrusion, on the side of described pedestal, offer notch part corresponding to the position of protrusion, on described notch part and protrusion, offer slit, described sealing ring is entrenched in slit.