CN214960666U - Heat radiator - Google Patents

Abstract

The present application relates to a heat dissipation device, which includes: the fan is provided with an air inlet and an air outlet and comprises a frame; the waterproof net is arranged on the frame and plugs the air inlet. In this application, waterproof net shutoff air intake can and then improve the waterproof dirt-proof effect of heat abstractor, improves heat abstractor's reliability, simultaneously, can increase heat abstractor's service environment, promotes user's use and experiences.

Description

Heat radiator

Technical Field

The application relates to the technical field of heat dissipation, in particular to a heat dissipation device.

Background

With the diversified demands of users, the performance requirements of electronic products become higher and higher, and the heat dissipation device plays a crucial role. Electronic products increasingly adopt fans to accelerate the speed of heat dissipation, and under the ordinary condition, after the heat dissipation of the fans is increased, waterproof treatment is difficult to perform, so that the reliability of a heat dissipation device is low, and the use scene of the products is limited.

SUMMERY OF THE UTILITY MODEL

The application provides a heat dissipation device, and the heat dissipation device is waterproof dustproof effectual, and the reliability is high.

The application provides a heat dissipation device, this heat dissipation device includes:

the fan is provided with an air inlet and an air outlet and comprises a frame;

the waterproof net is arranged on the frame and plugs the air inlet.

In this application, waterproof net shutoff air intake can and then improve the waterproof dirt-proof effect of heat abstractor, improves heat abstractor's reliability, simultaneously, can increase heat abstractor's service environment, promotes user's use and experiences.

In one possible design, the heat dissipation device further includes a mounting bracket mounted to the frame; the waterproof net is arranged on the mounting bracket.

In one possible design, one of the mounting bracket and the frame includes a raised portion and the other includes a recessed portion, the raised portion cooperating with the recessed portion.

In one possible design, the mounting bracket comprises at least one support for supporting the waterproof mesh.

In one possible design, the heat sink further comprises a waterproof jacket, and the waterproof jacket is sleeved on the outer side of the frame;

the waterproof sleeve is provided with a first opening and a second opening, and the first opening and the second opening correspond to the air inlet and the air outlet respectively.

In a possible design, the first opening and the second opening are provided with limiting parts, and the limiting parts are used for limiting the fan to be separated from the waterproof sleeve.

In one possible design, the outer side of the waterproof jacket is provided with a convex rib, and the convex rib is positioned on one side of the air outlet.

In one possible design, the fan includes a wire, the waterproof jacket includes a wire outlet hole, and the wire passes through the wire outlet hole;

the heat dissipation device further comprises a sealing element, the sealing element is mounted on the waterproof sleeve and used for plugging the wire outlet hole, and the lead extends out of the through hole of the sealing element.

In one possible design, the side wall of the through hole is provided with a seal, which abuts against the conductor.

In one possible design, the preset distance between the waterproof net and the fan is 5 mm-20 mm along the direction of the rotating shaft of the fan.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.

Drawings

Fig. 1 is a schematic structural view of a heat dissipation device provided in the present application, in an embodiment, wherein an air inlet and an air outlet are disposed on two opposite sidewalls of a frame;

FIG. 2 is a schematic view of the structure of FIG. 1 from another perspective;

FIG. 3 is an exploded view of FIG. 1;

FIG. 4 is a schematic structural diagram of the fan shown in FIG. 3;

FIG. 5 is a schematic structural view of the mounting bracket of FIG. 3;

FIG. 6 is a schematic view of the waterproof jacket of FIG. 3;

FIG. 7 is a schematic view of the seal of FIG. 3;

FIG. 8 is a cross-sectional view of FIG. 7;

FIG. 9 is a schematic structural view of another embodiment of the heat dissipation device of the present application, wherein the air inlet and the air outlet are disposed on two adjacent sidewalls of the frame;

fig. 10 is an exploded view of fig. 9.

Reference numerals:

1-a fan;

11-a frame;

12-an air inlet;

13-air outlet;

14-a recess;

15-a wire;

2, mounting a bracket;

21-a boss;

22-a support;

3-a waterproof net;

4-waterproof jacket;

41-a first opening;

42-a second opening;

43-a limiting part;

44-a convex rib;

45-outlet hole;

5-a seal;

51-a through hole;

511-a sealing part;

52-a first body portion;

53-second body portion.

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and together with the description, serve to explain the principles of the application.

Detailed Description

For better understanding of the technical solutions of the present application, the following detailed descriptions of the embodiments of the present application are provided with reference to the accompanying drawings.

It should be understood that the embodiments described are only a few embodiments of the present application, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The terminology used in the embodiments of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in the examples of this application and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.

It should be understood that the term "and/or" as used herein is merely one type of association that describes an associated object, meaning that three relationships may exist, e.g., a and/or B may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.

It should be noted that the terms "upper", "lower", "left", "right", and the like used in the embodiments of the present application are described in terms of the angles shown in the drawings, and should not be construed as limiting the embodiments of the present application. In addition, in this context, it will also be understood that when an element is referred to as being "on" or "under" another element, it can be directly on "or" under "the other element or be indirectly on" or "under" the other element via an intermediate element.

An embodiment of the present application provides a heat dissipation apparatus, as shown in fig. 1, fig. 2, and fig. 3, the heat dissipation apparatus includes: the fan comprises a fan 1, wherein the fan 1 is provided with an air inlet 12 and an air outlet 13, and the fan 1 comprises a frame 11; the waterproof net 3, the waterproof net 3 is installed in the frame 11, and the waterproof net 3 blocks the air inlet 12.

In this embodiment, as shown in fig. 1 and fig. 2, when fan 1 rotates, the air enters from air intake 12, waterproof net 3 is installed in air intake 12 department, can filter dust and liquid, it is inside to prevent debris such as dust and liquid from passing through air intake 12 and getting into fan 1, lead to fan 1's damage, thereby promote fan 1 job stabilization nature, and then improve the waterproof dirt-proof effect of heat abstractor, improve heat abstractor's reliability, and simultaneously, heat abstractor's service environment can be increased, promote user's use experience.

Wherein, fan 1 can be waterproof dustproof fan to further improve heat abstractor job stabilization nature.

Specifically, as shown in fig. 1, the heat sink further includes a mounting bracket 2, the mounting bracket 2 being mounted to the frame 11; the waterproof net 3 is mounted to the mounting bracket 2.

In this embodiment, the waterproof net 3 is installed in the installing support 2, thereby being convenient for the installation and the change of the waterproof net 3, preventing the waterproof net 3 from influencing the fan 1 in the installation or the dismounting process, and further improving the service life of the fan 1. Install installing support 2 in frame 11, because installing support 2 and frame 11 are rigid structure, consequently, the installation of installing support 2 of being convenient for to improve the installation reliability, can guarantee the shutoff air intake 12 that waterproof net 3 can be accurate simultaneously, thereby promote the stability of waterproof net 3 work, improve the stability of fan 1 work, make the life of fan 1 further prolong.

Wherein, waterproof net 3 and installing support 2 fixed connection, in this embodiment, waterproof net 3 pastes the dress on installing support 2, when guaranteeing to be connected stability between waterproof net 3 and installing support 2, can simplify the connected mode of waterproof net 3 and installing support 2, reduces and connects required material to reduce heat abstractor's manufacturing cost.

More specifically, as shown in fig. 4 and 5, one of the mounting bracket 2 and the frame 11 includes a convex portion 21, and the other includes a concave portion 14, and the convex portion 21 is fitted with the concave portion 14.

In the embodiment, the connection between the mounting bracket 2 and the frame 11 is realized by the matching of the convex portion 21 and the concave portion 14, and by adopting the convex-concave matching connection mode, the connection mode between the mounting bracket 2 and the frame 11 can be simplified, the number of parts required when the mounting bracket 2 is connected with the frame 11 can be reduced, and meanwhile, the space required by the connection between the mounting bracket 2 and the frame 11 can be reduced, so that the size of the frame 11 can be reduced, and the production cost of the heat dissipation device can be reduced. On the other hand, the convex-concave matched installation mode simplifies the operation of the installation support 2 when being connected with the frame 11, thereby being convenient for the user to install and detach the installation support 2 and the fan 1, and improving the use experience of the user.

As shown in fig. 4 and 5, in the present embodiment, the convex portion 21 is provided on the mounting bracket 2, and the concave portion 14 is provided on the frame 11. In the installation and the working process, the protruding part 21 is easy to be damaged, so that the protruding part 21 is arranged on the mounting bracket 2, the maintenance and the replacement of the protruding part 21 are convenient, and the maintenance cost of the heat dissipation device is reduced.

In particular, as shown in fig. 5, the mounting bracket 2 comprises at least one support portion 22, the support portion 22 being adapted to support the waterproof mesh 3.

In this embodiment, the support portion 22 can increase the stability of the connection between the waterproof net 3 and the mounting bracket 2, thereby improving the working stability of the waterproof net 3; meanwhile, when the heat dissipation device works, the fan 1 rotates, air enters from the air inlet 12 and enters the fan 1 through the waterproof net 3, the waterproof net 3 moves towards the direction close to the fan 1 under the driving of the air, and the supporting portion 22 can block the movement of the waterproof net 3 to prevent the waterproof net 3 from being sucked into the fan 1, so that the service life of the waterproof net 3 is prolonged, and the working stability of the fan 1 is improved.

Specifically, as shown in fig. 1, 2 and 3, the heat dissipation device further includes a waterproof jacket 4, and the waterproof jacket 4 is sleeved on the outer side of the frame 11; as shown in fig. 6, the waterproof case 4 has a first opening 41 and a second opening 42, and the first opening 41 and the second opening 42 correspond to the air inlet 12 and the air outlet 13, respectively.

In this embodiment, the waterproof cover 4 is sleeved outside the frame 11 to prevent water and dust from entering the fan 1 from other directions, so as to improve the working stability of the fan 1 and prolong the service life of the fan 1. When the heat dissipation device works, air enters the fan 1 from the air inlet 12 and is discharged through the air outlet 13, so that the first opening 41 and the second opening 42 which are opposite to the air inlet 12 and the air outlet 13 are arranged on the waterproof sleeve 4, the space can be ensured to smoothly enter the air inlet 12, and the air is smoothly discharged through the air outlet 13, thereby increasing the working stability of the heat dissipation device and improving the working efficiency of the heat dissipation device.

More specifically, as shown in fig. 6, the first opening 41 and the second opening 42 are provided with a limiting portion 43, and the limiting portion 43 is used for limiting the fan 1 from coming off the waterproof case 4.

In this embodiment, the limiting portions 43 at the first opening 41 and the second opening 42 can be abutted to the frame 11 and the mounting bracket 2 respectively, so that the limitation of the fan 1 and the mounting bracket 2 is realized, and the fan 1 and the mounting bracket 2 are prevented from being displaced in the using and transporting processes, thereby improving the installation stability of the fan 1 and the mounting bracket 2 and improving the working stability of the fan 1.

Specifically, as shown in fig. 6, a rib 44 is provided on the outer side of the waterproof case 4, and the rib 44 is located on one side of the air outlet 13.

In this embodiment, when the heat dissipation apparatus is installed inside the electronic product, the rib 44 outside the waterproof jacket 4 can abut against the external part of the heat dissipation apparatus, so as to prevent dust and water from entering the fan 1 through the air outlet 13, thereby improving the waterproof and dustproof performance of the heat dissipation apparatus and prolonging the service life of the fan 1.

Specifically, as shown in fig. 4, the fan 1 includes a wire 15, and as shown in fig. 6, the waterproof jacket 4 includes a wire outlet hole 45, and the wire 15 passes through the wire outlet hole 45; as shown in fig. 1, the heat sink further includes a sealing member 5, the sealing member 5 is mounted on the waterproof jacket 4 and blocks the outlet hole 45, and the lead 15 extends from the through hole 51 of the sealing member 5.

In this embodiment, the waterproof jacket 4 is provided with an outlet hole 45, which facilitates the connection between the wire 15 of the fan 1 and other components, thereby improving the working stability of the fan 1. Sealing member 5 blocks up wire hole 45, can prevent that dust and water from passing through wire hole 45 and getting into inside fan 1 to improve heat abstractor's dustproof performance of draining, further improve fan 1 job stabilization nature, improve fan 1's work efficiency simultaneously.

As shown in fig. 7, the sealing member 5 is provided with a through hole 51, and the wire 15 can extend out of the through hole 51, so that the sealing member 5 is ensured to block the wire outlet 45, and meanwhile, the wire 15 is conveniently connected with other parts outside the heat dissipation device, thereby ensuring the working stability of the heat dissipation device.

More specifically, as shown in fig. 8, the side wall of the through hole 51 is provided with a sealing portion 511, and the sealing portion 511 abuts against the lead wire 15.

In this embodiment, the lead 15 passes through the through hole 51 of the sealing member 5, and due to the existence of the sealing portion 511, the lead 15 is tightly matched with the sealing member 5, so as to prevent dust and water from entering the inside of the fan 1 through the through hole 51 of the sealing member 5, thereby improving the working stability of the fan 1 and increasing the waterproof and dustproof performance of the heat dissipation device.

As shown in fig. 7 and 8, the sealing member 5 includes a first body portion 52 and a second body portion 53, and the first body portion 52 is detachably connected to the second body portion 53. The sealing element 5 is divided into the first body part 52 and the second body part 53 which are detachably connected, in the installation process, the lead 15 can be firstly placed into the through hole 51 of the sealing element 5, and then the first body part 52 and the second body part 53 are connected into a whole, so that the sealing element 5 and the lead 15 can be conveniently installed and detached, and the use experience of a user is improved.

In any of the above embodiments, the preset distance between the waterproof net 3 and the fan 1 is 5mm to 20mm along the axial direction of the rotating shaft of the fan 1. For example, the preset distance may be 10 mm.

In this embodiment, the distance between the dust screen and the fan 1 is 5mm or more, and if the distance between the waterproof screen 3 and the fan 1 is too short, when the fan 1 rotates, the air has too small traveling distance between the waterproof screen 3 and the fan 1, which causes the increase of the rotational resistance of the fan 1 and the resulting excessive noise; if the distance between the waterproof net 3 and the fan 1 is too far, the space required by the installation of the waterproof net 3 and the fan 1 is too large, the waste of space and materials is caused, the cost is improved, and the use experience of a user is reduced. Consequently, at waterproof net 3 and 1 preset distance more than one section 5mm of fan, can improve heat abstractor's work efficiency, reduction in production cost, noise reduction simultaneously promotes user's use and experiences.

Further, as shown in fig. 1 and 2, the inlet 12 and the outlet 13 are located on two opposite side walls of the frame 11, or, as shown in fig. 9 and 10, the inlet 12 and the outlet 13 are located on two adjacent side walls of the frame 11. Because the structure of the fan 1 is different, the relative positions of the air inlet 12 and the air outlet 13 are different, and the air outlet 13 is arranged on the opposite surface or the adjacent surface of the air inlet 12, so that the structural requirements under different conditions can be met, the application range of the heat dissipation device is expanded, and the cost is reduced.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims (10)

1. A heat dissipating device, comprising:

a fan (1), the fan (1) having an air inlet (12) and an air outlet (13), and the fan (1) comprising a frame (11);

the waterproof net (3) is installed on the frame (11), and the waterproof net (3) blocks the air inlet (12).

2. The heat sink according to claim 1, further comprising a mounting bracket (2), the mounting bracket (2) being mounted to the frame (11);

the waterproof net (3) is arranged on the mounting bracket (2).

3. The heat sink according to claim 2, characterized in that one of the mounting bracket (2) and the frame (11) comprises a protrusion (21) and the other comprises a recess (14), the protrusion (21) cooperating with the recess (14).

4. The heat sink according to claim 2, characterised in that the mounting bracket (2) comprises at least one support (22), the support (22) being adapted to support the waterproof mesh (3).

5. The heat sink according to claim 1, further comprising a waterproof jacket (4), wherein the waterproof jacket (4) is sleeved on the outer side of the frame (11);

the waterproof jacket (4) is provided with a first opening (41) and a second opening (42), and the first opening (41) and the second opening (42) correspond to the air inlet (12) and the air outlet (13) respectively.

6. The heat sink according to claim 5, wherein a limiting portion (43) is disposed at the first opening (41) and the second opening (42), and the limiting portion (43) is used for limiting the fan (1) from falling out of the waterproof case (4).

7. The heat sink according to claim 5, wherein the waterproof jacket (4) is provided with a rib (44) on the outside, and the rib (44) is located on one side of the air outlet (13).

8. The heat sink as claimed in claim 5, characterised in that the fan (1) comprises a wire (15), the waterproof jacket (4) comprises an outlet hole (45), the wire (15) passing through the outlet hole (45);

the heat dissipation device further comprises a sealing element (5), the sealing element (5) is installed on the waterproof sleeve (4) and seals the wire outlet hole (45), and the lead (15) extends out of the through hole (51) of the sealing element (5).

9. The heat sink according to claim 8, wherein a side wall of the through hole (51) is provided with a sealing portion (511), and the sealing portion (511) abuts against the lead wire (15).

10. The heat sink according to any one of claims 1 to 9, wherein the predetermined distance between the waterproof net (3) and the fan (1) along the direction of the rotation axis of the fan (1) is 5mm to 20 mm.

Images