CN215006545U

CN215006545U - Built-in radiator for notebook computer

Info

Publication number: CN215006545U
Application number: CN202120594792.5U
Authority: CN
Inventors: 何克锋; 吴英桂; 李龙
Original assignee: Kunshan Ping Tai Electronic Co ltd
Current assignee: Kunshan Ping Tai Electronic Co ltd
Priority date: 2021-03-24
Filing date: 2021-03-24
Publication date: 2021-12-03
Anticipated expiration: 2031-03-24

Abstract

The utility model discloses a built-in radiator for notebook computer, include: the impeller comprises a cover plate, a metal base plate and an impeller positioned between the cover plate and the metal base plate, wherein a side wall plate is arranged at the edge of the metal base plate, an air outlet is formed in one side of the side wall plate, an air inlet is formed in the cover plate, a bearing seat is arranged in the center of the metal base plate, the impeller further comprises a hub with a shaft core arranged on the lower surface and a plurality of blades arranged on the outer side wall of the hub at intervals, the shaft core of the impeller is embedded into the bearing seat, a bearing is arranged between the inner side wall of the bearing seat and the shaft core, a magnet is arranged on the inner side wall of the hub, and a coil part is arranged on the outer side wall of the bearing seat; one end of the shaft core close to the hub is circumferentially provided with an annular groove. The utility model discloses an it is less that built-in radiator for notebook computer occupies axle center effective area, has increaseed the effective area of contact of axle center with the bearing to the impeller operation is more stable and has prolonged working life.

Description

Built-in radiator for notebook computer

Technical Field

The utility model relates to a built-in radiator for notebook computer belongs to the electronic product heat dissipation field.

Background

With the development of high technology, the volume of chip electronic components in electronic devices is miniaturized, the density of the chip electronic components in a unit area is increased, the efficiency of the chip electronic components is enhanced, and under the factors, the total heat generation of the electronic components is increased year by year, and if no good heat dissipation method is used to remove heat energy generated by the electronic components, the service life of the electronic components is shortened due to the excessive temperature.

Disclosure of Invention

The utility model aims at providing an embedded radiator for notebook computer, this an embedded radiator for notebook computer occupy the axle center effective area less, have increaseed the effective area of contact of axle center with the bearing to the impeller operation is more stable and has prolonged life.

In order to achieve the above purpose, the utility model adopts the technical scheme that: a built-in heat sink for a notebook computer, comprising: the impeller comprises a cover plate, a metal base plate and an impeller positioned between the cover plate and the metal base plate, wherein a side wall plate is arranged at the edge of the metal base plate, an air outlet is formed in one side of the side wall plate, an air inlet is formed in the cover plate, a bearing seat is arranged in the center of the metal base plate, the impeller further comprises a hub with a shaft core arranged on the lower surface and a plurality of blades arranged on the outer side wall of the hub at intervals, the shaft core of the impeller is embedded into the bearing seat, a bearing is arranged between the inner side wall of the bearing seat and the shaft core, a magnet is arranged on the inner side wall of the hub, and a coil part is arranged on the outer side wall of the bearing seat;

one end of the shaft core, which is close to the hub, is circumferentially provided with an annular groove, a retaining ring is clamped with the annular groove of the shaft core, and the retaining ring is positioned between the hub and the bearing.

The further improved scheme in the technical scheme is as follows:

1. in the scheme, the cover plate is connected with the side wall plate through a plurality of pairs of bolts and jacks in a matched mode.

2. In the above scheme, the cover plate is a metal cover plate.

3. In the above scheme, the retaining ring is a plastic retaining ring.

Because of the application of the technical scheme, compared with the prior art, the utility model have following advantage and effect:

the utility model discloses a built-in radiator for notebook computer, its axle core is close to wheel hub's one end and opens along circumference has an annular groove, a buckle with the annular groove joint of axle core, the buckle be located wheel hub with between the bearing for the buckle sets up in the top, and it is less to occupy axle center effective area, has increaseed the effective area of contact of axle center and bearing, thereby the impeller operation is more stable and has prolonged life.

Drawings

Fig. 1 is a schematic structural view of the built-in radiator for the notebook computer of the present invention;

fig. 2 is a partial schematic view of a built-in radiator for a notebook computer according to the present invention;

fig. 3 is a partial schematic view of a built-in radiator for a notebook computer according to the present invention;

fig. 4 is a partial structural sectional view of the built-in radiator of the notebook computer of the present invention.

In the above drawings: 1. a cover plate; 2. a metal base plate; 3. an impeller; 31. a hub; 32. a blade; 4. a side wall panel; 5. an air outlet; 6. an air inlet; 7. a bearing; 8. a shaft core; 81. an annular groove; 9. a coil section; 10. a retaining ring; 141. a bolt; 142, and a jack.

Detailed Description

In the description of this patent, it is noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only used for convenience in describing the present invention and simplifying the description, but 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 therefore should not be construed as limiting the patent; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The meaning of the above terms in this patent may be specifically understood by those of ordinary skill in the art.

Example 1: a built-in heat sink for a notebook computer, comprising: the impeller comprises a cover plate 1, a metal base plate 2 and an impeller 3 positioned between the cover plate 1 and the metal base plate 2, wherein a side wall plate 4 is arranged at the edge of the metal base plate 2, an air outlet 5 is formed in one side of the side wall plate 4, an air inlet 6 is formed in the cover plate 1, a bearing seat is arranged in the center of the metal base plate 2, the impeller 3 further comprises a hub 31 with a shaft core 8 arranged on the lower surface and a plurality of blades 32 arranged on the outer side wall of the hub 31 at intervals, the shaft core 8 of the impeller 3 is embedded into the bearing seat, a bearing 7 is arranged between the inner side wall of the bearing seat and the shaft core 8, a magnet is arranged on the inner side wall of the hub 31, and a coil part 9 is arranged on the outer side wall of the bearing seat;

one end of the shaft core 8 close to the wheel hub 31 is circumferentially provided with an annular groove 81, a retaining ring 10 is clamped with the annular groove 81 of the shaft core 8, and the retaining ring 10 is positioned between the wheel hub 31 and the bearing 7.

The cover plate 1 and the side wall plate 4 are connected in a matching way through a plurality of pairs of bolts 141 and jacks 142; the cover plate 1 is a metal cover plate.

Example 2: a built-in heat sink for a notebook computer, comprising: the impeller comprises a cover plate 1, a metal base plate 2 and an impeller 3 positioned between the cover plate 1 and the metal base plate 2, wherein a side wall plate 4 is arranged at the edge of the metal base plate 2, an air outlet 5 is formed in one side of the side wall plate 4, an air inlet 6 is formed in the cover plate 1, a bearing seat is arranged in the center of the metal base plate 2, the impeller 3 further comprises a hub 31 with a shaft core 8 arranged on the lower surface and a plurality of blades 32 arranged on the outer side wall of the hub 31 at intervals, the shaft core 8 of the impeller 3 is embedded into the bearing seat, a bearing 7 is arranged between the inner side wall of the bearing seat and the shaft core 8, a magnet is arranged on the inner side wall of the hub 31, and a coil part 9 is arranged on the outer side wall of the bearing seat;

The cover plate 1 and the side wall plate 4 are connected in a matching way through a plurality of pairs of bolts 141 and jacks 142; the buckle 10 is a plastic buckle.

When the built-in radiator for the notebook computer is adopted, one end, close to the hub, of the shaft core is circumferentially provided with the annular groove, the retaining ring is clamped with the annular groove of the shaft core, the retaining ring is located between the hub and the bearing, so that the retaining ring is arranged above the shaft core, the effective area of the shaft core is occupied less, the effective contact area of the shaft core and the bearing is increased, the impeller operates more stably, and the service life is prolonged.

The above embodiments are merely illustrative of the technical concepts and features of the present invention, and are intended to enable one skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the scope of the present invention. All equivalent changes and modifications made according to the spirit of the present patent shall be covered by the protection scope of the present patent.

Claims

1. The utility model provides a built-in radiator for notebook computer which characterized in that: the method comprises the following steps: the impeller comprises a cover plate (1), a metal base plate (2) and an impeller (3) located between the cover plate (1) and the metal base plate (2), wherein a side wall plate (4) is arranged at the edge of the metal base plate (2), an air outlet (5) is formed in one side of the side wall plate (4), an air inlet (6) is formed in the cover plate (1), a bearing seat is arranged in the center of the metal base plate (2), the impeller (3) further comprises a hub (31) with a shaft core (8) mounted on the lower surface and a plurality of blades (32) arranged on the outer side wall of the hub (31) and distributed at intervals, the shaft core (8) of the impeller (3) is embedded into the bearing seat, a bearing (7) is mounted between the inner side wall of the bearing seat and the shaft core (8), a magnet is mounted on the inner side wall of the hub (31), and a coil part (9) is mounted on the outer side wall of the bearing seat;

one end, close to the wheel hub (31), of the shaft core (8) is provided with an annular groove (81) along the circumferential direction, a retaining ring (10) is clamped with the annular groove (81) of the shaft core (8), and the retaining ring (10) is located between the wheel hub (31) and the bearing (7).

2. The built-in heat sink for notebook computer according to claim 1, characterized in that: the cover plate (1) is connected with the side wall plate (4) through a plurality of pairs of bolts (141) and jacks (142) in a matched mode.

3. The built-in heat sink for notebook computer according to claim 1, characterized in that: the cover plate (1) is a metal cover plate.

4. The built-in heat sink for notebook computer according to claim 1, characterized in that: the retaining ring (10) is a plastic retaining ring.