CN214122855U - Heat dissipation machine case for portable computer - Google Patents

Abstract

The utility model discloses a heat radiation machine case for a portable computer, which comprises a machine case shell, wherein the upper surface of the machine case shell is fixedly connected with a cylindrical block, the upper surface of the cylindrical block is provided with a groove, the center of the cylindrical block is provided with a through hole, the upper surface of the case shell is provided with heat dissipation holes corresponding to the through hole, the upper surface of the cylindrical block is rotationally connected with a plurality of internal gears which are symmetrical about the axis center, the inner side wall of the cylindrical block is provided with a first rotating groove, an external gear is rotationally connected in the first rotating groove, the internal gear is meshed with the external gear, a rotating rod is fixedly connected to the side wall of the external gear, the edge of the upper surface of the cylindrical block, which is close to the edge, is provided with a second rotating groove, the upper surface of the cylindrical block is provided with a plurality of sliding grooves which are symmetrical about the axis centers of the sliding grooves, and the sliding grooves are connected with first racks in a sliding mode. The utility model discloses a set up outer gear and internal gear, reach better radiating effect to set up automatic heat dissipation mechanism, with the energy saving.

Description

Heat dissipation machine case for portable computer

Technical Field

The utility model relates to a computer technology field especially relates to a portable computer is with quick-witted case that dispels heat.

Background

The case is a part of computer accessories, has important functions of placing various computer accessories, protecting components and shielding electromagnetic radiation, generally comprises a shell, a support, various switches on a panel, an indicator light and other components, the shell is made of steel plates and plastics in a combined mode, the hardness is high, the function of protecting internal elements of the case is mainly achieved, and the support is mainly used for fixing a main board, a power supply and various drivers.

In view of dust prevention, the side wall of the existing computer case is provided with a plurality of fine heat dissipation holes, the design leads to low hot gas exhaust speed, the heat dissipation effect of the case is poor, therefore, a heat dissipation case with the heat dissipation holes opened only when the computer runs needs to be designed, the existing computer heat dissipater is generally arranged outside the case, wind indirectly dissipates heat of elements inside the case through the case shell, the heat dissipation effect is poor, an automatic heat dissipation device can be designed for the computer case through expansion and contraction media, the better heat dissipation effect is achieved, and meanwhile, energy can be saved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the poor problem of computer machine case radiating effect among the prior art, and the better portable computer of radiating effect machine case that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a heat dissipation case for a portable computer comprises a case shell, wherein a cylindrical block is fixedly connected to the upper surface of the case shell, a groove is formed in the upper surface of the cylindrical block, a through hole is formed in the center of the cylindrical block, heat dissipation holes corresponding to the through hole are formed in the upper surface of the case shell, a plurality of inner gears which are symmetrical about the axis center of the cylindrical block are rotatably connected to the upper surface of the cylindrical block, a first rotating groove is formed in the inner side wall of the cylindrical block, an outer gear is rotatably connected to the first rotating groove, the inner gear is meshed with the outer gear, a rotating rod is fixedly connected to the side wall of the outer gear, a second rotating groove is formed in the position, close to the edge, of the upper surface of the cylindrical block, a plurality of sliding grooves which are symmetrical about the axis center of the cylindrical block are formed in the upper surface of the cylindrical block, a first rack is slidably connected to the sliding grooves, and the first rack is meshed with the inner gear, the upper surface of the first rack is fixedly connected with a fan-shaped block, and an automatic heat dissipation mechanism is arranged in the case shell.

Preferably, automatic heat dissipation mechanism includes the sealed tube of fixed connection at the casing inside wall of the case, the sealed sliding connection of inside wall of sealed tube has the piston, the sealed tube has glassware through the sealed intercommunication of gas-supply pipe, the expend with heat and contract with cold medium is equipped with in the glassware, the lower fixed surface of piston is connected with the second rack, the inside wall rotation of casing of the case is connected with the axis of rotation, the outer coaxial fixed cover of axis of rotation has connected drive gear, the second rack runs through the lower surface of sealed tube and meshes with drive gear, a plurality of flabellums of one end fixedly connected with of axis of rotation.

Preferably, an anti-slip sleeve is sleeved outside the rotating rod.

Preferably, the first rotating groove is internally coated with a smooth coating.

Preferably, the thermal expansion and contraction medium is dichloromethane.

Compared with the prior art, the utility model discloses possess following advantage:

1. the utility model discloses a set up external gear and internal gear, realize opening and closing of louvre, replace original mode that carries out the heat dissipation through the aperture, reach better radiating effect to the louvre is only opened in the operation of computer to the realization, avoids the dust to get into quick-witted incasement portion and influences its life.

2. The utility model discloses a set up automatic heat dissipation mechanism, realize the automatic heat dissipation of quick-witted incasement portion to the energy saving.

To sum up, the utility model discloses a set up outer gear and internal gear, reach better radiating effect to through setting up automatic heat dissipation mechanism, with the energy saving.

Drawings

Fig. 1 is a schematic structural diagram of a heat dissipation case for a portable computer according to the present invention;

fig. 2 is a schematic view of an internal structure of a housing case in a heat radiator housing for a portable computer according to the present invention;

fig. 3 is a schematic structural diagram of an external gear and an internal gear in a heat radiator box for a portable computer according to the present invention;

fig. 4 is a schematic structural view of a fan blade of a portable computer in an initial state of a heat dissipation case;

fig. 5 is a schematic structural view of a fan blade of a heat dissipation case for a portable computer in a heat dissipation state according to the present invention;

fig. 6 is a cross-sectional view of a cylindrical block in a heat radiator case for a portable computer according to the present invention;

fig. 7 is a schematic structural view of a sliding groove in a heat radiator box for a portable computer according to the present invention;

fig. 8 is a schematic side view of a sector block in a heat radiator box for a portable computer according to the present invention.

In the figure: 1 machine box shell, 2 cylindrical blocks, 3 grooves, 4 through holes, 5 first rotating grooves, 6 external gears, 7 internal gears, 8 sliding grooves, 9 first racks, 10 second rotating grooves, 11 rotating rods, 12 fan-shaped blocks, 13 sealing pipes, 14 pistons, 15 gas pipes, 16 glassware, 17 second racks, 18 rotating shafts, 19 driving gears and 20 fan blades.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1 to 8, a heat dissipation case for a portable computer includes a case housing 1, a cylindrical block 2 is fixedly connected to an upper surface of the case housing 1, a groove 3 is formed in the upper surface of the cylindrical block 2, a through hole 4 is formed in the center of the cylindrical block, heat dissipation holes corresponding to the through hole 4 are formed in the upper surface of the case housing 1, a plurality of inner gears 7 are rotatably connected to the upper surface of the cylindrical block 2, the inner side wall of the cylindrical block 2 is formed with a first rotation groove 5, it is noted that a smooth paint is coated in the first rotation groove 5, an outer gear 6 is rotatably connected in the first rotation groove 5, the inner gear 7 is engaged with the outer gear 6, the heat dissipation holes are opened and closed by arranging the outer gear 6 and the inner gear 7, the original heat dissipation mode through the small holes is replaced, a better heat dissipation effect is achieved, and the opening only when the computer operates, the dust is prevented from entering the interior of the case to influence the service life of the case.

The utility model discloses in, the lateral wall fixedly connected with rotary rod 11 of outer gear 6, it is required to explain, 11 outer couplings of rotary rod have the antiskid cover, the upper surface of cylinder piece 2 is close to the edge and has seted up second rotation groove 10, a plurality of sliding tray 8 about its axis centrosymmetric are seted up to the upper surface of cylinder piece 2, sliding tray 8 internal sliding connection has first rack 9, first rack 9 meshes with inner gear 7, the last fixed surface of first rack 9 is connected with fan-shaped piece 12, be equipped with automatic heat dissipation mechanism in the casing 1, through setting up automatic heat dissipation mechanism, realize the automatic heat dissipation of machine incasement portion, with the energy saving, be worth noting, automatic heat dissipation mechanism includes the sealed tube 13 of fixed connection at 1 inside wall of casing, the sealed sliding connection of inside wall of sealed tube 13 has piston 14.

The utility model discloses in, sealed pipe 13 has glassware 16 through the sealed intercommunication of gas-supply pipe 15, the expend with heat and contract with cold medium is equipped with in the glassware 16, it needs to explain, expend with heat and contract with cold medium is dichloromethane (the boiling point is 39.75 ℃), the lower fixed surface of piston 14 is connected with second rack 17, the inside wall rotation of casing 1 of the case is connected with axis of rotation 18, drive gear 19 has been cup jointed to the outer coaxial fixed of axis of rotation 18, second rack 17 runs through sealed pipe 13's lower surface and meshes with drive gear 19, a plurality of flabellums 20 of one end fixedly connected with of axis of rotation 18.

The utility model discloses its functional principle is explained to following mode of operation of accessible: when the computer runs, the heat dissipation holes need to be opened for heat dissipation, the rotating rod 11 is rotated clockwise to drive the plurality of outer gears 6 to rotate clockwise, thereby driving the plurality of first racks 9 to move and move away from the axis of the cylindrical block 2 along the radial direction, realizing the opening of the heat dissipation holes, playing the role of rapid heat dissipation, meanwhile, the temperature in the case rises, so that the expansion medium expands, the air pressure in the sealing tube 13 increases, the second rack 17 is pushed to move downwards, the driving gear 19 is driven to rotate, thereby driving the fan blades 20 to rotate, realizing high-efficiency heat dissipation of the case, saving energy, when the computer is not used, reversely rotating the rotating rod 11 to drive the plurality of outer gears 6 to rotate anticlockwise, thereby drive a plurality of first racks 9 along the axle center radial movement of cylinder piece 2 and be close to, realize closing of louvre, avoid the dust to get into quick-witted incasement portion.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (5)

1. A heat dissipation case for a portable computer comprises a case shell (1) and is characterized in that a cylindrical block (2) is fixedly connected to the upper surface of the case shell (1), a groove (3) is formed in the upper surface of the cylindrical block (2), a through hole (4) is formed in the center of the cylindrical block, heat dissipation holes corresponding to the through hole (4) are formed in the upper surface of the case shell (1), a plurality of inner gears (7) which are symmetrical about the axis center of the cylindrical block are rotatably connected to the upper surface of the cylindrical block (2), a first rotating groove (5) is formed in the inner side wall of the cylindrical block (2), an outer gear (6) is rotatably connected to the first rotating groove (5), the inner gears (7) are meshed with the outer gear (6), an outer gear (11) is fixedly connected to the side wall of the outer gear (6), a second rotating groove (10) is formed in the position, close to the edge, of the upper surface of the cylindrical block (2), the upper surface of the cylindrical block (2) is provided with a plurality of sliding grooves (8) which are symmetrical about the axis center, a first rack (9) is connected in the sliding grooves (8) in a sliding mode, the first rack (9) is meshed with the internal gear (7), the upper surface of the first rack (9) is fixedly connected with a fan-shaped block (12), and an automatic heat dissipation mechanism is arranged in the machine case shell (1).

2. The heat dissipating case for a portable computer as set forth in claim 1, the automatic heat dissipation mechanism comprises a sealing pipe (13) fixedly connected with the inner side wall of the machine box shell (1), the inner side wall of the sealing pipe (13) is hermetically and slidably connected with a piston (14), the sealing pipe (13) is hermetically communicated with a glassware (16) through a gas pipe (15), a medium expanding with heat and contracting with cold is arranged in the glassware (16), a second rack (17) is fixedly connected with the lower surface of the piston (14), the inner side wall of the case shell (1) is rotationally connected with a rotating shaft (18), a driving gear (19) is coaxially and fixedly sleeved outside the rotating shaft (18), the second rack (17) penetrates through the lower surface of the sealing pipe (13) and is meshed with the driving gear (19), one end of the rotating shaft (18) is fixedly connected with a plurality of fan blades (20).

3. The heat dissipation case of claim 1, wherein an anti-slip sleeve is sleeved outside the rotating rod (11).

4. The heat dissipating case for a portable computer as set forth in claim 1, wherein the first rotating groove (5) is coated with a smooth paint.

5. The heat sink case of claim 2, wherein the thermal expansion medium is dichloromethane.

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