CN203706068U - Heat dissipation component for notebook computer - Google Patents

Abstract

The utility model discloses a heat dissipation component for a notebook computer. The heat dissipation component for the notebook computer comprises a heat dissipation copper sheet, a heat transfer tube, a heat dissipation fin group, a fan and a copper sheet mounting bracket, wherein the copper sheet mounting bracket is a rectangular plate formed by stamping a hot-dipped galvanized steel sheet, a rectangular copper sheet welding area is arranged in the middle of the front side of the rectangular plate, a strip-shaped groove which vertically runs through the copper sheet welding area is formed in the copper sheet welding area, two heat transfer tube welding areas are arranged at the back of the rectangular plate, a plurality of pressing lines which are parallel to one another are arranged in the copper sheet welding area and the heat transfer tube welding areas respectively, a reinforcing rib which surrounds the copper sheet welding area is arranged outside the copper sheet welding area, and broken at a position of the two heat transfer tube welding areas; the heat dissipation fin group is integrated by oppositely buckling the tail ends of a first heat dissipation fin group and a second heat dissipation fin group, and a heat transfer arrangement space is formed on one side of the heat dissipation fin group. The heat dissipation component for the notebook computer disclosed by the utility model improves the welding stability of the heat dissipation copper sheet and the heat transfer tube, and effectively prevents buckling points of a heat dissipation fin buckling surface from protruding.

Description

For the radiating subassembly of notebook computer

Technical field

The utility model relates to computer components technical field, is specifically related to a kind of radiating subassembly for notebook computer.

Background technology

Radiating subassembly is requisite parts on notebook computer, is made up of radiating copper sheet, heat-transfer pipe, radiating fin group, fan and several parts of copper sheet mounting bracket.Radiating copper sheet and radiating fin group are the core components in radiating subassembly, radiating copper sheet is arranged on CPU below, by heat-transfer pipe, the heat of CPU is derived, dispel the heat by radiating fin group again, in radiating subassembly, be also provided with fan, fan is cool ambient air and the heat exchange of radiating fin group, thereby realizes the cooling of CPU.

Radiating copper sheet is fixed by welding in the front of copper sheet mounting bracket, heat-transfer pipe is fixed by welding in the back side of copper sheet mounting bracket, existing radiating copper sheet mounting bracket ubiquity complex structure, bulk strength not, the problems such as inconvenient, radiating copper sheet and heat-transfer pipe weld built on the sand on mounting bracket are installed.

In addition, existing radiating fin group is to be all made up of multiple radiating fins, is conventionally snapped together and forms in the mode of vertical stack by a kind of radiating fin of specification, and a sidewall of radiating fin is plane, another sidewall is buckling surface, and a side of buckling surface has the fastening point of multiple protrusion buckling surfaces.After installation, there will be radiating fin group front end smooth, tail end fastens the phenomenon that point protrudes, and one side affects attractive in appearance, on the other hand also can scratch setter or damage computer inner body.

Utility model content

The purpose of this utility model is to provide a kind of radiating subassembly for notebook computer, make that copper sheet mounting support structure is simple, intensity is reliable, easy for installation, improve the welding steadiness of copper sheet mounting bracket and radiating copper sheet, heat-transfer pipe, and can effectively avoid the tail end of radiating fin group to occur that the phenomenon that button point protrudes occurs.

For this reason, the technical scheme that the utility model adopts is: a kind of radiating subassembly for notebook computer, comprise radiating copper sheet (I), heat-transfer pipe (II), radiating fin group (III), fan (IV) and copper sheet mounting bracket (V), key is: the rectangular slab that described copper sheet mounting bracket (V) is stamped to form for hot-dip galvanized steel sheet, on four angles of rectangular slab, be respectively provided with a heavy stand (1), on each heavy stand (1), be provided with a mounting hole (1a), the middle part in described rectangular slab front is provided with the copper sheet weld zone (2) of rectangle, have the bar-shaped trough (3) that runs through up and down copper sheet weld zone (2) at middle position, the left and right place of copper sheet weld zone (2), on the dual-side of bar-shaped trough (3), be respectively arranged with consistent with bar-shaped trough (3) bearing of trend and towards the flange (4) at the back side, on the back side of described rectangular slab, be provided with the just heat-transfer pipe weld zone (5) of the rectangle to bar-shaped trough (3) two ends of two difference, described copper sheet weld zone (2), in heat-transfer pipe weld zone (5), be respectively provided with some the line balls that are parallel to each other, be outside equipped with a reinforcement around copper sheet weld zone (2) (6) in copper sheet weld zone (2), described reinforcement (6) disconnects in the position of two heat-transfer pipe weld zones (5),

Described radiating fin group (III) comprises the first radiating fin (11) and the second radiating fin (12), described the first radiating fin (11) snaps together and forms the first radiating fin group in the mode of vertical stack, described the second radiating fin (12) snaps together and forms the second radiating fin group in the mode of vertical stack, the tail end of the tail end of described the first radiating fin group and the second radiating fin group is relative and be buckled into one, described the first radiating fin (11) equates with the height of the second radiating fin (12), the width of the second radiating fin (12) is less than the width of the first radiating fin (11), thereby the side in the second radiating fin group forms heat-transfer pipe arrangement space (F),

Described radiating copper sheet (I) is welded in copper sheet weld zone (2), one end of described heat-transfer pipe (II) is positioned at the bar-shaped trough (3) between two flange (4), and be welded on the back side of copper sheet mounting bracket (V) by heat-transfer pipe weld zone (5), the other end of heat-transfer pipe (II) is positioned at the heat-transfer pipe arrangement space (F) of radiating fin group (III), and described fan (IV) is arranged on a side of radiating fin group (III).

Be preferably, the length of described flange (4) is less than the length of bar-shaped trough (3), and flange (4) is positioned at the middle part of place bar-shaped trough (3) side.Flange is mainly spacing to being arranged on the heat-transfer pipe at the copper sheet mounting bracket back side, and heat-transfer pipe is just between two flange, and flange does not need the oversize spacing effect that just can reach, when design, the length of bar-shaped trough is less than the length of flange, is mainly convenient for punching press, avoids interfering.

The beneficial effects of the utility model:

(1) by four mounting holes being separately positioned on the heavy stand at four angles of copper sheet mounting bracket, coupling collar is around the reinforcement of copper sheet weld zone, jointly improved the bulk strength of copper sheet mounting bracket, heavy stand has improved the laminating degree of copper sheet mounting bracket and CPU simultaneously;

(2) radiating copper sheet is welded on copper sheet mounting bracket front, and is positioned at radiating copper sheet weld zone; Heat-transfer pipe is welded on the back side of copper sheet mounting bracket, and spacing to heat-transfer pipe in conjunction with two flange; Be arranged in copper sheet weld zone, line ball in heat pipe weld zone, mainly play the effect that helps weldering, guaranteed convenience and the reliability of welding;

(3) whole copper sheet mounting bracket adopts hot-dip galvanized steel sheet to be stamped to form, and entirety is rectangular, and it is upper, simple in structure, quick and easy for installation to be installed to CPU by four mounting holes, and meanwhile, hot-dip galvanized steel sheet has antirust and helps weldering effect;

(4) radiating fin component is become to two kinds of different size manufactures, after first the radiating fin of specification of the same race being snapped together, oppositely be buckled into one by two groups again, the mode of this reverse fastening, has effectively avoided the phenomenon that the fastening point of radiating fin buckling surface protrudes to occur; And dexterously the width design of the second radiating fin is become to be less than the width of the first radiating fin, be used for arranging heat-transfer pipe thereby form heat-transfer pipe arrangement space in a side of the second radiating fin group.

In sum, the utlity model has simple in structure, intensity is reliable, the feature such as easy for installation, has improved the welding steadiness of copper sheet mounting bracket and radiating copper sheet, heat-transfer pipe, has effectively avoided the phenomenon that the fastening point of radiating fin buckling surface protrudes to occur.

Accompanying drawing explanation

Fig. 1 is structural representation of the present utility model.

Fig. 2 is the front elevation of copper sheet mounting bracket in Fig. 1.

Fig. 3 is the rear view of Fig. 2.

Fig. 4 is the front elevation of radiating fin group in Fig. 1.

Fig. 5 is the upward view of Fig. 4.

Fig. 6 is the stereographic map of Fig. 4.

Embodiment

Below in conjunction with drawings and Examples, the utility model is described in further detail:

For the radiating subassembly of notebook computer, formed by radiating copper sheet I, heat-transfer pipe II, radiating fin group III, fan IV and copper sheet mounting bracket V five parts as shown in Figure 1.Radiating copper sheet I is fixed by welding in the front of copper sheet mounting bracket V, heat-transfer pipe II is fixed by welding in the back side of copper sheet mounting bracket V, radiating copper sheet I is the core component of radiating subassembly, it is not shown that radiating copper sheet I is arranged on CPU() below, by heat-transfer pipe II, the heat of CPU is derived, again by radiating fin group III heat radiation, fan IV is cool ambient air and the heat exchange of radiating fin group III, thereby realizes the cooling of CPU.The above is consistent with traditional structure, does not repeat them here.

Difference is: Fig. 2---Figure 3 shows that copper sheet mounting bracket V, the rectangular slab being stamped to form for hot-dip galvanized steel sheet (MAT'L mark is SGCC).On four angles of rectangular slab, be respectively provided with a heavy stand 1, be provided with a mounting hole 1a on each heavy stand 1, copper sheet mounting bracket V is installed on CPU by four mounting hole 1a.Shown in Fig. 1, rectangular slab is divided into front and back, and the side that radiating copper sheet I is installed is positive, and opposite side is the back side.The copper sheet weld zone 2 that is provided with rectangle at the middle part in rectangular slab front, the shape of copper sheet weld zone 2 is consistent with the shape of radiating copper sheet I, and radiating copper sheet I is just placed in copper sheet weld zone 2.Middle position, left and right place in copper sheet weld zone 2 has the bar-shaped trough 3 that runs through up and down copper sheet weld zone 2, and copper sheet weld zone 2 is divided into two parts by bar-shaped trough 3, and heat-transfer pipe II is just placed in bar-shaped trough 3.On the dual-side of bar-shaped trough 3, be respectively arranged with unanimously with bar-shaped trough 3 bearing of trends and towards the flange 4 at the back side, flange 4 is spacing to heat-transfer pipe II.The heat-transfer pipe weld zone 5 that is provided with 5, two rectangles in heat-transfer pipe weld zone of two rectangles on the back side of rectangular slab is distinguished just to two of bar-shaped trough 3 terminations.Copper sheet weld zone 2, heat-transfer pipe weld zone 5 be interior is respectively provided with some the line balls that are parallel to each other, and is convenient to welding.Be outside equipped with a reinforcement 6 around copper sheet weld zone 2 in copper sheet weld zone 2, reinforcement 6 disconnects in the position of two heat-transfer pipe weld zones 5, thereby forms two reinforcements.The two ends that reinforcement 6 is avoided bar-shaped trough 3 arrange, and interfere avoiding with heat-transfer pipe II.

Copper sheet weld zone 2 can be consistent or mutually vertical with the line ball direction in heat-transfer pipe weld zone 5, but for the ease of processing line ball, preferably adopts the line ball that direction is consistent.

Preferably, the length of flange 4 is less than the length of bar-shaped trough 3, and flange 4 is positioned at the middle part of place bar-shaped trough 3 sides.

In conjunction with Fig. 4---shown in Fig. 6, radiating fin group III is made up of some the first radiating fins 11, some the second radiating fins 12, and the first radiating fin 11 and the second radiating fin 12 are the radiating fin of two kinds of different sizes.The first radiating fin 11 snaps together and forms the first radiating fin group in the mode of vertical stack, the second radiating fin 12 snaps together and forms the second radiating fin group in the mode of vertical stack, the tail end of the tail end of the first radiating fin group and the second radiating fin group is relative and be buckled into one, fastens direction as shown by arrows in FIG..The first radiating fin group and the second radiating fin group adopt the reverse direction assembling fastening, and make the both ends of the surface of radiating fin group III not have button point protrusion.The first radiating fin 11 equates with the height of the second radiating fin 12, the width of the second radiating fin 12 is less than the width of the first radiating fin 11, thereby form heat-transfer pipe arrangement space F in a side of the second radiating fin group, heat-transfer pipe arrangement space F passes through for heat-transfer pipe II.

Preferably, the aluminium sheet that the first radiating fin 11, the second radiating fin 12 are 0.2mm by thickness L1 is respectively stamped to form, and the thickness L2 of first, second radiating fin 1,2 is respectively 1.2mm.Aluminium sheet quality is light, simultaneously good heat dissipation effect.

Shown in Fig. 1, radiating copper sheet I is welded in copper sheet weld zone 2, in the bar-shaped trough 3 of one end of described heat-transfer pipe II between two flange 4, and be welded on the back side of copper sheet mounting bracket V by heat-transfer pipe weld zone 5, the other end of heat-transfer pipe II is positioned at the heat-transfer pipe arrangement space F of radiating fin group III, and fan IV is arranged on a side of radiating fin group III.

Claims (2)

1. the radiating subassembly for notebook computer, comprise radiating copper sheet (I), heat-transfer pipe (II), radiating fin group (III), fan (IV) and copper sheet mounting bracket (V), it is characterized in that: the rectangular slab that described copper sheet mounting bracket (V) is stamped to form for hot-dip galvanized steel sheet, on four angles of rectangular slab, be respectively provided with a heavy stand (1), on each heavy stand (1), be provided with a mounting hole (1a), the middle part in described rectangular slab front is provided with the copper sheet weld zone (2) of rectangle, have the bar-shaped trough (3) that runs through up and down copper sheet weld zone (2) at middle position, the left and right place of copper sheet weld zone (2), on the dual-side of bar-shaped trough (3), be respectively arranged with consistent with bar-shaped trough (3) bearing of trend and towards the flange (4) at the back side, on the back side of described rectangular slab, be provided with the just heat-transfer pipe weld zone (5) of the rectangle to bar-shaped trough (3) two ends of two difference, described copper sheet weld zone (2), in heat-transfer pipe weld zone (5), be respectively provided with some the line balls that are parallel to each other, be outside equipped with a reinforcement around copper sheet weld zone (2) (6) in copper sheet weld zone (2), described reinforcement (6) disconnects in the position of two heat-transfer pipe weld zones (5),

Described radiating fin group (III) comprises the first radiating fin (11) and the second radiating fin (12), described the first radiating fin (11) snaps together and forms the first radiating fin group in the mode of vertical stack, described the second radiating fin (12) snaps together and forms the second radiating fin group in the mode of vertical stack, the tail end of the tail end of described the first radiating fin group and the second radiating fin group is relative and be buckled into one, described the first radiating fin (11) equates with the height of the second radiating fin (12), the width of the second radiating fin (12) is less than the width of the first radiating fin (11), thereby the side in the second radiating fin group forms heat-transfer pipe arrangement space (F),

Described radiating copper sheet (I) is welded in copper sheet weld zone (2), one end of described heat-transfer pipe (II) is positioned at the bar-shaped trough (3) between two flange (4), and be welded on the back side of copper sheet mounting bracket (V) by heat-transfer pipe weld zone (5), the other end of heat-transfer pipe (II) is positioned at the heat-transfer pipe arrangement space (F) of radiating fin group (III), and described fan (IV) is arranged on a side of radiating fin group (III).

2. according to the radiating subassembly for notebook computer claimed in claim 1, it is characterized in that: the length of described flange (4) is less than the length of bar-shaped trough (3), and flange (4) is positioned at the middle part of place bar-shaped trough (3) side.