CN201560968U - Fan module - Google Patents

Abstract

A fan module is used in a case, a first shock absorbing part is used for enabling a fan to be arranged on a fan frame in a crossing mode, and a second shock absorbing part is matched for fixing the fan frame on the computer case, so that vibration energy transmitted to the fan frame by the fan can be attenuated through the first shock absorbing part, and vibration energy transmitted to the case by the fan frame can be attenuated through the second shock absorbing part, the effect of double shock absorption is achieved, and adverse effects of shock generated by the fan on other elements in the case are effectively avoided.

Description

fan module

technical field

The utility model relates to a fan module, in particular to a fan module used in a case.

Background technique

With the rapid development of information technology, computers have become an indispensable information product in the daily life of the general public, and some computer models (such as servers) have high heat dissipation requirements due to the large amount of processing and calculation. It is necessary to install a cooling device on the computer model in order to maintain the stable quality of each computer component during operation.

The heat dissipation devices used in current servers are usually composed of fans, which are commonly known as fan modules. Generally speaking, the fans on the fan module can be fixed on the chassis by direct locking, but at this time the fan The vibration energy generated by the operation will be transmitted to the chassis, which will adversely affect other electronic components (such as hard disks) in the chassis.

In this regard, we will use the fan frame to carry the fan, and fix the fan frame on the chassis, and use the fan frame to attenuate the vibration energy of the fan. However, in order to meet the strength requirements, the fan frame is usually made of metal materials. Therefore, the fan frame cannot completely attenuate the vibration energy of the fan, and because the fan frame is in direct contact with the case, the vibration energy generated by the fan will still be transmitted to the case through the fan frame, thus This method still cannot effectively reduce the impact of fan vibration.

In view of this, how to provide a fan module to effectively reduce the impact of fan vibration is an urgent problem to be solved in the technical field.

Utility model content

In order to solve the above-mentioned problems in the background technology, the purpose of the utility model is to provide a fan module to effectively reduce the impact of fan vibration.

In order to achieve the above purpose, the utility model provides a fan module, which is used in a case, comprising: at least one fan, the housing of which has a plurality of first openings; a plurality of first shock absorbers, with front and rear ends , the front end passes through and is fixed to one of the plurality of first openings of the fan; the fan frame at least includes a first side wall parallel to each other, a second side wall, and the first side wall and the second side wall a vertical third side wall, the first side wall has at least one second opening, and the upper edges of the first side wall and the second side wall respectively have a plurality of supporting parts corresponding to the plurality of first openings of the fan , the rear end of the first shock absorber straddles the support portion, so that the fan is suspended in the fan frame; at least two second shock absorbers are sandwiched in the second opening, Each second shock absorber has a first contact surface, a second contact surface, and a fixing hole; and at least two fixing members pass through the second shock absorber, so that the second shock absorber The first contact surface and the second contact surface of the component abut against the case and the fixing part respectively, so as to fix the fan frame on the case.

In an embodiment of the present invention, the rear end of the first shock absorber has a groove-shaped clamping portion formed by at least two flanges, so as to be embedded and clamped to the fan frame. The two flanges are separated from each other by a distance equivalent to the thickness of the fan frame support portion to form the groove-shaped clamping portion, so that the clamping portion can respectively clamp the inner and outer surfaces of the fan frame support portion, wherein , the flange on the outer surface clamping the support portion of the fan frame has a thickness to separate the chassis and the fan frame.

In another embodiment of the present invention, the first side wall has an extension, and the second opening on the first side wall is located on the extension. The fixing parts are screws. The supporting part is a notch.

Compared with the prior art, a fan module of the present utility model is used in the chassis, the fan is straddled on the fan frame by using the first shock absorber, and the fan frame is fixed by the second shock absorber On the computer case, the vibration energy transmitted from the fan to the fan frame can be attenuated through the first shock absorber, and the vibration energy transmitted from the fan frame to the chassis can be attenuated through the second shock absorber , in order to achieve the effect of double shock absorption, so as to effectively prevent the vibration generated by the fan from adversely affecting other components in the chassis.

The following is an example of the fan assembly structure of the present invention to illustrate the implementation of the present invention. Those skilled in the art can easily understand other advantages and functions of the present invention from the content disclosed in this specification.

Description of drawings

Fig. 1 is a combined schematic diagram of a fan module according to an embodiment of the present invention;

Fig. 2 is an exploded and enlarged schematic diagram of a local area in Fig. 1;

FIG. 3 is an enlarged schematic view of the second shock absorber in FIG. 1 .

Description of main component symbols:

1 Chassis

10 fans

11 First opening

20 fan frames

201 first side wall

202 second side wall

203 third side wall

22 Air inlet and outlet

23 extension

25 second opening

26 support

30 Fixings

301 head

302 Neck

40 The first shock absorber

41 clamping part

411, 412 flange

50 second shock absorber

501 first contact surface

502 second contact surface

503 Fixing hole

W1, W2 Thickness

D distance

Detailed ways

The following examples are to further describe the utility model in detail, but they are not intended to limit the scope of the utility model.

Please refer to FIGS. 1 to 3 , wherein, FIG. 1 is a schematic diagram illustrating the assembly of a fan module according to an embodiment of the present invention; FIG. 2 is an exploded and enlarged schematic diagram illustrating a partial area of FIG. 1 ; and FIG. An enlarged schematic view of the second shock absorber in FIG. 1 . The fan module of this embodiment is installed in a case 1 , and the fan module includes a plurality of fans 10 , a fan frame 20 , a fixing part 30 , a first shock absorber 40 , and a second shock absorber 50 . The above-mentioned components of this embodiment will be described in detail below.

As shown in the figure, each fan 10 has first openings 11 on the four corners of the front and rear surfaces of the casing. Each of the first shock absorbers 40 has front and rear ends, and a front end passes through and is fixed to one of the plurality of first openings 11 of each fan. The fan frame 20 at least includes a first side wall 201, a second side wall 202 parallel to each other, and a third side wall 203 perpendicular to the first side wall 201 and the second side wall 202, the first side wall 201 There are at least two second openings 25, and the upper edges of the first side wall 201 and the second side wall 202 respectively have a plurality of supporting parts 26 corresponding to the plurality of first openings 11 of the fan 10. The rear end of the shock element 40 straddles the supporting portion 26 , so that the fan 10 is suspended in the fan frame 20 . In this embodiment, the second opening 25 is a gourd hole, but it is not limited thereto. In addition, the second openings 25 can also be formed on other side walls of the fan frame 20 corresponding to the case 1 for combining the fan frame 20 with the case 1, for example, the first The two openings 25 can also be formed on the third side wall 203 of the fan frame 20 at the same time, but not limited thereto.

In other words, each fan frame 20 is used for accommodating each fan 10 therein, each fan frame 20 is formed by bending a board, and an extension portion 23 is bent on one side of each fan frame 20 The extension part 23 is provided with two second openings 25, and the front and rear surfaces of each fan frame 20 are provided with a plurality of air inlet and outlet holes 22 corresponding to each fan 10 and corresponding to each fan 10. A plurality of support portions 26 are provided for the first opening 11 . The air inlet and outlet holes 22 serve as channels for air to enter or leave each of the fans 10 . Each of the support portions 26 is a notch, but not limited thereto, holes can also be selected as each of the support portions 26 .

The first shock absorber 40 is made of a material with elastic damping properties, and the material is, for example, rubber, but not limited thereto, other equivalent materials can still be used to make the first shock absorber 40 pieces. The first shock absorber 40 has front and rear ends respectively corresponding to the first opening 11 and the support portion 26, the front end passes through and is fixed to the corresponding first opening 11 of the fan 10, and the rear end is connected to the first opening 11 of the corresponding fan 10. The suspension method straddles the corresponding supporting portion 26 of the fan frame 20 .

In this embodiment, the rear end of the first shock absorber 40 has a groove-shaped clamping portion 41 formed by two protruding flanges 411, 412 for inserting and clamping the fan frame 20, wherein the The two flanges 411, 412 are separated from each other by a distance D equivalent to the thickness W1 of the support portion 26 of the fan frame 20 to form the groove-shaped clamping portion 41, so that the support portion 26 is embedded in the two flanges 411, 412 , so the clamping portion 41 can respectively clamp the inner and outer surfaces of the support portion 26 of the fan frame 20 , so as to effectively suspend the fan on the fan frame 20 .

In addition, it should be noted that, in this embodiment, the flange 411 on the outer surface of the support portion 26 clamping the fan frame 20 has a thickness W2 sufficient to separate the chassis 1 from the fan frame 20, so the The fan frame 20 can abut against the case 1 through the flange 411 , so as to attenuate the vibration energy transmitted by the fan frame 20 to the case 1 , thereby preventing the vibration from adversely affecting other components in the case 1 .

The second shock absorber 50 is made of a material with elastic damping properties, such as rubber, but not limited thereto, and other materials with elastic damping properties can be used instead. In this embodiment, the second shock absorber 50 is clamped in the second opening, and each second shock absorber 50 has a first contact surface 501, a second contact surface 502 and a Fixing hole 503 . The fixing member 30 passes through the second shock-absorbing member 50 respectively, so that the first contact surface 501 and the second contact surface 502 of the second shock-absorbing member 50 abut against the chassis 1 and the fixing member 50 respectively, Therefore, the fan frame 20 is fixed on the case 1 .

The fixing part 30 has a head 301 and a neck 302, the head 301 abuts against the second shock absorber 50, and the neck 302 passes through the fixing hole 503, the second shock absorber 50 sequentially. The second opening 25 of the fan frame 20 is combined with the case 1 to fix the fan frame 20 on the case 1 .

At this time, the presence of the second shock absorbing member 50 can effectively attenuate the vibration energy transmitted from the extension portion 23 to the fixing member 30, thereby preventing the vibration energy from being transmitted to the chassis 1 via the head 301 of the fixing member 30. superior.

In this embodiment, each fan 10 straddles the fan frame 20 through two pairs of first shock absorbers 40, however, it is not limited thereto, and it can also be increased to three or four pairs of the first shock absorber according to circumstances. A shock absorber 40 is used to straddle each fan 10 on the fan frame 20 . In addition, the fan frame 20 is fixed in the case 1 by two pairs of fixing parts 30 , and may be increased to three or four pairs of fixing parts 30 according to the situation, and the fixing parts 30 are preferably screws.

To sum up, compared with the prior art, a fan module of the present invention is used in the chassis, and the first shock absorber is used to straddle the fan on the fan frame, and the second shock absorber is used to The fan frame is fixed on the computer case, so the vibration energy transmitted from the fan to the fan frame can be attenuated through the first shock absorber, and the vibration energy transmitted from the fan frame to the fan frame can be attenuated through the second shock absorber. The vibration energy of the chassis can achieve the effect of double shock absorption, so as to effectively prevent the vibration generated by the fan from causing adverse effects on other components in the chassis.

However, the above descriptions only provide preferred embodiments of the present utility model, and are not intended to limit the scope of the essential technical content of the present utility model. The substantive technical content of the utility model is broadly defined in the scope of the claims. Any technical entity or method completed by others, if it is the same as or equivalent to the change defined in the scope of the claims, should still be deemed to be included in the scope of the claims.

Claims (7)

1. A fan module, used in a chassis, is characterized in that, comprising: At least one fan has a plurality of first openings on its casing; A plurality of first shock absorbers have front and rear ends, and the front end passes through and is fixed in one of the plurality of first openings of the fan; The fan frame at least includes a first side wall parallel to each other, a second side wall, and a third side wall perpendicular to the first side wall and the second side wall, the first side wall has at least one second opening The upper edges of the first side wall and the second side wall respectively have a plurality of support parts corresponding to the plurality of first openings of the fan, and the rear end of the first shock absorber straddles the support parts , so that the fan is suspended in the fan frame; At least two second shock absorbers are sandwiched in the second opening, and each second shock absorber has a first contact surface, a second contact surface and a fixing hole; and At least two fixing parts are respectively passed through the second shock absorbing part, so that the first contact surface and the second contact surface of the second shock absorbing part respectively abut against the chassis and the fixing part, thereby fixing the fan frame on the chassis. 2. The fan module according to claim 1, wherein the rear end of the first shock absorber has a groove-shaped clamping portion formed by at least two flanges, so that the fan frame can be embedded and clamped. the support portion. 3. The fan module according to claim 2, wherein the two flanges are separated from each other by a distance equivalent to the thickness of the fan frame support portion to form the groove-shaped clamping portion, so that the clamping The part can respectively clamp the inner and outer surfaces of the support part of the fan frame. 4 . The fan module according to claim 3 , wherein the flange on the outer surface clamping the support portion of the fan frame has a thickness to separate the chassis from the fan frame. 5. The fan module according to claim 1, wherein the first side wall has an extension, and the second opening on the first side wall is located on the extension. 6. The fan module according to claim 1, wherein the fixing member is a screw. 7. The fan module according to claim 1, wherein the supporting part is a notch.

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