TW201817981A - Fan assembly - Google Patents

Abstract

A fan assembly, configured to be mounted on a casing, includes a fan, two mounting frames, and two fixing elements. The mounting frames are disposed on two opposite sides of the fan, and the mounting frames are detachably disposed on the casing via the fixing elements. The structures and the sizes of the mounting frames are the same.

Description

Fan assembly

The invention relates generally to a fan assembly, and more particularly to a fan assembly mounted on a casing.

Since a large amount of thermal energy is generated when the servo is operated, a large number of cooling fans are installed in the server in order to effectively discharge the heat generated in the server. In general, the cooling fan is mounted inside the server and arranged along a straight line.

However, when a large number of cooling fans operate at the same time, excessive vibration will occur, which may cause damage to the electronic components in the servo. Therefore, a large number of damping components are disposed on the cooling fan to reduce the vibration generated by the cooling fan. In addition, a large number of assembled parts are used in order to arrange the cooling fan neatly and steadily inside the server.

The above-mentioned large number of shock absorbing components and assembled parts increase the manufacturing cost and assembly time of the server, and an improved solution for assembling the cooling fan is required.

It is an object of the present invention to provide a fan assembly that utilizes fewer components to achieve assembly and shock absorption of the fan assembly, thereby reducing manufacturing costs and assembly time of the fan assembly.

The present invention provides a fan assembly for mounting on a casing, including a fan, a first mounting bracket, a first fixing component, and a second mounting Mounting and a second fixing element. The fan includes a front side and a rear side opposite one of the front sides.

The first mounting bracket is mounted on the fan, and includes a first mounting body disposed on the front side; and a first fixing portion disposed on the first mounting body and including a first fixing hole. The first fixing component is mounted in the casing and the first fixing hole.

The second mounting bracket is mounted on the fan, and includes a second mounting body disposed on the rear side; and a second fixing portion disposed on the second mounting body and having a second fixing hole. The second fixing component is mounted in the casing and the second fixing hole.

The first mounting bracket has the same structure and size as the second mounting bracket, and the first fixing portion and the second fixing portion are respectively located on opposite sides of the fan.

In some embodiments, the first mounting bracket further includes a limiting portion disposed on the first mounting body, and the limiting portion includes a limiting slot, wherein one of the other mounting brackets of the other fan assembly The side is located in the limit slot.

In some embodiments, the first mounting bracket further includes a plurality of hooks disposed on the first mounting body, and the hooks are hooked to the fan.

In some embodiments, the first mounting bracket further includes a shock absorbing arm disposed on the first mounting body or the hook and abutting against the front side, wherein the shock absorbing arm is configured to provide an elastic force The fan.

In some embodiments, the first mounting structure includes a resilient arm disposed on the first mounting body for abutting the housing, wherein the resilient arm is configured to provide an elastic force to the housing.

In some embodiments, the first mounting bracket includes a U-shaped elastic arm disposed on the first mounting body, below the first fixing portion, and surrounding the first fixing component, wherein the U-shaped elastic arm Used to provide a spring force to the casing. The U-shaped elastic arm includes a protrusion for abutting the casing.

In some embodiments, the first fixing portion further includes a fastening block located in the fixing hole, and the first fixing component further includes a fastening groove, wherein the fastening block is located in the fastening groove.

In some embodiments, the first mounting bracket further includes an abutting block disposed on the first mounting body and abutting the front side, wherein the first mounting bracket is mounted on the fan, the abutting The block provides a reaction to the fan.

In some embodiments, the first mounting bracket and the second mounting bracket are made of plastic and are integrally formed.

In summary, the fan assembly of the present invention can securely mount the fan to the casing by the mounting bracket and the fixing member. In addition, the fan is mounted on the casing by the mounting frame of the same structure and size, and the shock absorption of the fan can be achieved by the mounting bracket. Due to the variety and number of parts used in the fan assembly, the manufacturing cost and assembly time of the fan assembly can be reduced.

10‧‧‧fan

11‧‧‧ front side

12‧‧‧ rear side

13‧‧‧Closed hole

20, 20a‧‧‧ mounting bracket (first mounting bracket, second mounting bracket)

21‧‧‧Installation body (first mounting body, second mounting body)

211‧‧‧ventilation holes

22‧‧‧check

23‧‧‧ Shock arm

24‧‧‧Abutment block

25‧‧‧Fixed parts (first fixed part, second fixed part)

251‧‧‧Fixed holes

252‧‧‧ buckle block

26‧‧‧U-shaped elastic arm

261‧‧‧

27‧‧‧Flexible arm

28, 28a‧‧‧Limited Department

281, 281a‧‧‧ Limit slots

29‧‧‧Auxiliary board

30‧‧‧Fixed components

31‧‧‧Fixed rod

32‧‧‧Fixed cap

311‧‧‧ buckle slot

A1‧‧‧Electronic device

A10, A10a‧‧‧Fan components

A20‧‧‧Chassis

A21‧‧‧floor

A22‧‧‧ Groove

D1‧‧‧Installation direction

1 is a perspective view of an electronic device in some embodiments of the present invention.

Figure 2 is a perspective view of a fan assembly in some embodiments of the present invention.

Figure 3 is an exploded view of the fan assembly in some embodiments of the present invention.

Fig. 4 is an enlarged view of a portion A in Fig. 3.

Figure 5 is a top plan view of a fan assembly in some embodiments of the present invention.

Fig. 6 is a cross-sectional view taken along line AA of Fig. 5.

Figure 7 is a top plan view of a fan assembly in some embodiments of the present invention.

The following description provides many different embodiments, or examples, for implementing the various features of the disclosure. The components and arrangements described in the following specific examples are only used to simplify the disclosure, and are merely illustrative and not intended to limit the disclosure.

Spatially related terms used herein, such as above or below, are used to simply describe one element or the relationship of one feature to another. In addition to the orientations described in the drawings, the devices are used or operated in different orientations. The shapes, dimensions, thicknesses, and angles of inclinations in the drawings may not be drawn to scale or simplified for the purpose of clarity of description, and are merely illustrative.

1 is a perspective view of an electronic device A1 in some embodiments of the present invention. The electronic device A1 can be a computer host or a server. The electronic device A1 includes a plurality of fan assemblies A10 and a casing A20. The electronic device A1 may further include various electronic components (not shown) such as a motherboard, a processing chip, a memory, and/or a storage device disposed in the casing A20. The fan assembly A10 is detachably disposed on the casing A20. Each fan assembly A10 can be separately mounted to the casing A20 or removed by the casing A20 to facilitate installation and maintenance of the fan assembly A10.

2 is a perspective view of a fan assembly A10 in some embodiments of the present invention. Figure 3 is an exploded view of the fan assembly A10 in some embodiments of the present invention Figure. Fig. 4 is an enlarged view of a portion A in Fig. 3. Figure 5 is a top plan view of a fan assembly A10 in some embodiments of the present invention. Fig. 6 is a cross-sectional view taken along line AA of Fig. 5, and the casing A20 is drawn. The fan assembly A10 includes a fan 10 and two mounting brackets 20 (a first mounting bracket 20 and a second mounting bracket 20) 20. The fan 10 includes a front side surface 11, a rear side surface 12 opposite to the front side surface 11, and a plurality of fastening holes 13.

In this embodiment, the front side 11 can be an air outlet surface, and the rear side surface 12 can be an air inlet surface. When the fan 10 is in operation, air enters the fan 10 via the air inlet surface, and the fan 10 is discharged through the air outlet surface. The fastening holes 13 are formed in the front side surface 11 and the rear side surface 12, respectively. As shown in FIG. 2, the fastening holes 13 are located at four corners of the front side 11 and four corners of the rear side 12.

The mounting brackets 20 are respectively mounted to the front side 11 and the rear side 12 of the fan 10. In some embodiments, the mounting frame 20 can be made of plastic and has an integrally formed structure. Since the mounting bracket 20 can be an integrally formed structure, the number of parts of the fan assembly A10 can be reduced, and the time for assembling the fan assembly A10 can be reduced.

In addition, in the present embodiment, the mounting frame 20 has the same structure and size, and thus can be fabricated by using the same set of molds, thereby reducing the manufacturing cost of the mounting frame 20.

The mounting bracket 20 can include a mounting body 21 (first mounting body, second mounting body), a plurality of hooks 22, a plurality of shock absorbing arms 23, a plurality of abutting blocks 24, and a fixing portion 25 (first fixing portion) a second fixing portion, a U-shaped elastic arm 26, a resilient arm 27, a limiting portion 28, and an auxiliary plate 29.

The mounting body 21 can be a plate-like structure and is parallel or substantially parallel to the front side 11 or the rear side 12. The mounting body 21 is disposed on the front side 11 and the rear side 12, respectively. The mounting body 21 can have a venting opening 211. By the fan 10 Air is sucked in or blown out by the vent 211.

The hook 22 can be a hook structure and is disposed on the mounting body 21. In this embodiment, the hooks 22 can be disposed at four corners of the mounting body 21. The hook 22 can extend substantially perpendicular to the mounting body 21 and can extend toward the fan 10. The hook 22 is used to pass through the fastening hole 13 and is fastened to the fan 10. The hook 20 is fastened to the fan 10 so that the mounting bracket 20 can be fixed to the fan 10.

As shown in FIGS. 3 and 4, the damper arm 23 is disposed on the mounting body 21 or the hook 22. In the present embodiment, the shock absorbing arm 23 is disposed on the hook 22. The shock absorbing arm 23 can extend perpendicular to the hook 22 and can be substantially parallel to the mounting body 21. In the present embodiment, the damper arm 23 and the mounting body 21 are spaced apart from each other and abut against the front side 11 and the rear side 12 of the fan 10. With the structure of the damper arm 23, the damper arm 23 can provide a spring force to the fan 10, thereby reducing the vibration generated when the fan 10 operates.

The abutting block 24 is disposed on the mounting body 21 and may be located on the upper side and the lower side of the mounting body 21. The abutment block 24 can extend perpendicularly to the mounting body 21 and extend toward the fan 10. The abutting blocks 24 abut against the front side 11 and the rear side 12 of the fan 10, respectively. When the mounting bracket 20 is mounted to the fan 10, the abutting block 24 provides a reaction force to the fan 10, whereby the mounting bracket 20 can be more securely disposed to the fan 10.

The fixing portion 25 is provided on the mounting body 21. In the embodiment, the fixing portion 25 can be located at the edge of the mounting body 21. When the fan assembly A10 is mounted to the bottom plate A21 of the casing A20, the fixing portion 25 is adjacent to the bottom plate A21. The fixing portion 25 may extend in a mounting direction D1 and may extend parallel to the mounting body 21. The mounting direction D1 described above may be perpendicular to the bottom plate A21 of the casing A20.

The fixing portion 25 includes a fixing hole 251 and a fastening block 252. solid The fixed hole 251 may extend in the mounting direction D1 and may extend parallel to the mounting body 21. The snap block 252 is located within the fixing hole 251.

The fixing member 30 is for mounting to the casing A20 and the fixing hole 251. In the present embodiment, the fixing member 30 has the same structure and size. Therefore, it is possible to manufacture by using the same set of molds, so that the manufacturing cost of the fixing member 30 can be reduced.

As shown in Fig. 6, the fixing member 30 passes through the bottom plate A21 of the casing A20 and is engaged with the fixing hole 251 of the fixing portion 25. The fixing member 30 includes a fixing rod 31, a fixing cap 32 and a fastening groove 311. The fixing rod 31 can extend along the mounting direction D1, the fixing cap 32 is connected to one end of the fixing rod 31, and the fastening groove 311 is formed on the side wall of the fixing rod 31.

When the fixing member 30 is disposed on the casing A20, the fixing cap 32 may be located in the recess A22 of one of the bottom plates A21. In the present embodiment, the fixing cap 32 does not protrude from the surface of the bottom plate A21. When the fixing component 30 is fastened in the fixing hole 251, the fastening block 252 is located in the fastening groove 311, so that the mounting bracket 20 is engaged with the bottom plate A21 of the casing A20.

With the structure of the fixing member 30 and the fixing portion 25 of the present embodiment, the fan assembly A10 can be easily attached to or detached from the casing A20.

The U-shaped elastic arm 26 is disposed on the mounting body 21, and two ends of the U-shaped elastic arm 26 are respectively connected to the mounting body 21. The U-shaped resilient arm 26 is located below the fixed portion 25 and surrounds the first fixing member 30. In the present embodiment, the U-shaped elastic arms 26 and the fixing portion 25 are spaced apart from each other and arranged in the mounting direction D1.

In the present embodiment, the U-shaped elastic arm 26 can provide an elastic force to the casing A20, thereby reducing the vibration generated when the fan 10 operates. In this embodiment, The U-shaped elastic arm 26 includes a plurality of protrusions 261 for abutting against the casing A20, thereby further reducing the vibration generated when the fan 10 operates.

The elastic arm 27 is disposed on the mounting body 21 and is configured to abut against the casing A20. The resilient arm 27 can extend parallel to the mounting body 21 and be located at the bottom of the mounting body 21. In the present embodiment, the elastic arm 27 is used to provide an elastic force to the casing A20, thereby reducing the vibration generated when the fan 10 operates.

The limiting portion 28 is disposed on the mounting body 21 and may be located at one side and the top of the mounting body 21 . The limiting portion 28 can extend in the mounting direction D1. The limiting portion 28 may be U-shaped in a cross section perpendicular to the mounting body 21 or the mounting direction D1. The limiting portion 28 and the fixing portion 25 can be located on opposite sides of the mounting body 21, whereby the fan assembly A10 can be more stably disposed on the casing A20. The limiting portion 28 includes a limiting slot 281 extending in the mounting direction D1. In this embodiment, the other side of the mounting body 21 is not provided with the limiting portion 28.

Figure 7 is a top plan view of a fan assembly A10 in some embodiments of the present invention. When the plurality of fan assemblies A10 are mounted on the casing A20, one side of the mounting bracket 20a of the fan assembly A10a is located in the limiting slot 281 of the fan assembly A10. In addition, one side of the mounting bracket 20 of the fan assembly A10 is located in the limiting slot 281a of the limiting portion 28a of the fan assembly A10a. Therefore, the limiting portion 28 can limit the relative rotation between the two adjacent fan assemblies A10, A10a, so that the arrangement of the fan assembly A10 can be more neat. Further, as shown in Fig. 7, the two fixing portions 25 are respectively located on the opposite sides of the fan 10, and the rotation of the fan 10 can be effectively restricted.

The auxiliary plate 29 is disposed on the mounting body 21. The auxiliary plate 29 can be perpendicular to the mounting body 21 and can extend away from the fan 10. The user can hold the auxiliary board 29 by hand to conveniently mount the fan assembly A10 to the casing A20 or by the casing. The A20 was removed.

In summary, the fan assembly of the present invention can securely mount the fan to the casing by the mounting bracket and the fixing member. In addition, the fan is mounted on the casing by the mounting frame of the same structure and size, and the shock absorption of the fan can be achieved by the mounting bracket. Due to the variety and number of parts used in the fan assembly, the manufacturing cost and assembly time of the fan assembly can be reduced.

The present invention has been described above with reference to various embodiments, which are intended to be illustrative only and not to limit the scope of the invention, and those skilled in the art can make a few changes without departing from the spirit and scope of the invention. With retouching. The above-described embodiments are not intended to limit the scope of the invention, and the scope of the invention is defined by the scope of the appended claims.

Claims (10)

A fan assembly for mounting on a casing, comprising: a fan including a front side and a rear side opposite to the front side; and a first mounting bracket mounted to the fan, and including: a first a mounting body disposed on the front side; a first fixing portion disposed on the first mounting body and including a first fixing hole; a first fixing component for mounting to the casing and the first And a second mounting bracket mounted on the fan, and comprising: a second mounting body disposed on the rear side; a second fixing portion disposed on the second mounting body and having a second fixing hole; and a second fixing member for mounting in the casing and the second fixing hole; wherein the first mounting frame and the second mounting frame have the same structure and size, and the first A fixing portion and the second fixing portion are respectively located on opposite sides of the fan. The fan assembly of claim 1, wherein the first mounting frame further includes a limiting portion disposed on the first mounting body, and the limiting portion includes a limiting slot, wherein the other fan One side of the other mounting bracket of the component is located in the limiting slot. The fan assembly of claim 1, wherein the first mounting frame further includes a plurality of hooks disposed on the first mounting body, and the first mounting body The hook is fastened to the fan. The fan assembly of claim 3, wherein the first mounting bracket further comprises a shock absorbing arm disposed on the first mounting body or the hook and abutting the front side, wherein the reducing The arm is used to provide a spring force to the fan. The fan assembly of claim 1, wherein the first mounting structure comprises a resilient arm disposed on the first mounting body and abutting against the casing, wherein the resilient arm is configured to provide A stretch on the casing. The fan assembly of claim 1, wherein the first mounting bracket includes a U-shaped elastic arm disposed on the first mounting body, below the first fixing portion, and surrounding the first fixing The component, wherein the U-shaped resilient arm is configured to provide an elastic force to the casing. The fan assembly of claim 6, wherein the U-shaped resilient arm includes a protrusion for abutting the casing. The fan assembly of claim 1, wherein the first fixing portion further comprises a fastening block located in the fixing hole, and the first fixing component further comprises a fastening groove, wherein the fastening block Located in the fastening groove. The fan assembly of claim 1, wherein the first mounting bracket further comprises an abutting block disposed on the first mounting body and abutting the front side, wherein the first mounting bracket is mounted When the fan is in use, the abutting block provides a reaction force to the fan. The fan assembly of claim 1, wherein the first mounting frame and the second mounting frame are made of plastic and are integrally formed.