Fan device

Abstract

A fan device comprises a fan frame, at least one fan blade and at least one light guide structure. The fan frame is provided with at least one light emitting structure. The at least one fan blade is rotatably arranged on the fan frame. The at least one light guide structure is arranged on the fan frame and at least partially located on the at least one light emitting structure. The at least one light guide structure includes a light guide plate and at least one reinforcing rib. The at least one reinforcing rib protrudes out of the light guide plate to reinforce the structure of the fan frame, so that the fan frame can be prevented from being broken and damaged when the fan device operates.

Description

TECHNICAL FIELD

[0001] The utility model relates to a fan device, in particular to a fan device with light guide structure. BACKGROUND

[0002] With the rapid development of technology, the operation performance of the processor is also greatly increased, and a large amount of heat is also generated. In order to ensure that the processor is not damaged due to high heat, a fan needs to be installed on the electronic product to dissipate the excessive heat of the processor, so that the processor can operate within a certain operating temperature range.

[0003] Currently, manufacturers manufacturing fans not only focus on the existing heat dissipation function, but also begin to focus on the aesthetics of the fan during operation. Specifically, manufacturers will additionally set multiple light emitting diodes and multiple light guide elements in the fan to emit light on each side of the fan through these light emitting diodes and these light guide elements, so as to produce a cool visual effect when the fan is running. Generally speaking, the fan frame of the aforementioned light emitting fan is usually rectangular to provide multiple fan blades for further improving the visual effect. However, the middle section of such a fan frame has weak structural strength, and is easy to cause the middle section of the fan frame to break and be damaged when the fan is running. Therefore, how to improve the structural strength of the fan frame of the fan is one of the problems that researchers should solve. SUMMARY

[0004] The utility model discloses a fan device, so as to improve the structural strength of the fan frame of the fan device.

[0005] An embodiment of the utility model discloses a fan device, which comprises a fan frame, at least one fan blade and at least one light guide structure. The fan frame has at least one light outlet structure. The at least one fan blade is rotatably arranged on the fan frame. The at least one light guide structure is arranged on the fan frame and at least partially located in the at least one light outlet structure. The at least one light guide structure comprises a light guide plate and at least one reinforcing convex rib. The at least one reinforcing convex rib protrudes from the light guide plate.

[0006] In an embodiment of the utility model, the fan frame comprises a base and a frame body, the frame body is arranged on the base, the at least one fan blade is rotatably arranged on the frame body, the at least one light outlet structure has a first light outlet hole and a second light outlet hole, the first light outlet hole is located on the base, the second light outlet hole is located on the frame body, and the opposite ends of the light guide plate are located in the first light outlet hole and the second light outlet hole respectively.

[0007] In an embodiment of the utility model, the base further has at least one first supporting wall, the frame body has at least one second supporting wall, and the at least one first supporting wall abuts against the at least one second supporting wall.

[0008] In an embodiment of the present application, the at least one light-out structure further has a third light-out hole, the third light-out hole is located at the joint of the at least one first support wall and the at least one second support wall, and the at least one light guide structure further comprises a light guide convex rib, the light guide convex rib protrudes from the light guide plate, and the light guide convex rib is located at the third light-out hole.

[0009] In an embodiment of the present application, the light guide convex rib and the at least one reinforcing convex rib are respectively located at opposite sides of the light guide plate.

[0010] In an embodiment of the present application, the at least one first support wall and the at least one second support wall are in the shape of a triangular column.

[0011] In an embodiment of the present application, the base has at least one first support column, the frame body has at least one second support column, and the at least one first support column abuts against the at least one second support column.

[0012] In an embodiment of the present application, the number of the at least one reinforcing convex rib is two, and the two reinforcing convex ribs are side by side.

[0013] In an embodiment of the present application, the number of the at least one leaf is two, the two leaves are arranged along a straight line, the two leaves have two assembly portions therebetween, the two assembly portions are located at opposite sides of the leaf frame, the number of the at least one light-out structure and the at least one light guide structure is two respectively, and the two light-out structures and the two light guide structures are respectively arranged at the two assembly portions.

[0014] In an embodiment of the present application, the number of the at least one leaf is three, the three leaves are arranged along a straight line, and two assembly portions are respectively located between any two adjacent three leaves, the number of the at least one light-out structure and the at least one light guide structure is four respectively, and four light-out structures and four light guide structures are respectively arranged at four assembly portions.

[0015] According to the fan device of the above embodiment, since the light guide structure additionally has the reinforcing convex rib, and the light guide structure is arranged at the two assembly portions between any two adjacent leaves, in addition to the light guide plate and the light guide convex rib of the light guide structure guiding the light to be emitted out of the fan device, the reinforcing convex rib of the light guide structure can also be used to strengthen the structure of the middle section of the leaf frame, so as to avoid the middle section of the leaf frame from being damaged due to breakage when the fan device is running. In this way, the visual effect of the fan device and the structural strength of the leaf frame of the fan device can be considered.

[0016] The above description of the present application and the following description of the embodiments are used to demonstrate and explain the principle of the present application, and provide further explanation of the patent application scope of the present application. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 Fig. 1 is a perspective view of a fan device according to an embodiment of the present application;

[0018] Figure 2 Fig. 2 is an exploded view of the fan device of Fig. 1; Figure 1

[0019] Figure 3 Fig. 3 is another exploded view of the fan device of Fig. 1; Figure 1

[0020] Figure 4 Fig. 4 is a partially enlarged cross-sectional view of the fan device of Fig. 1. Figure 1

[0021]

Symbol Explanation

[0022] 10: fan device

[0023] 11: fan frame

[0024] 111: base

[0025] 1111: first support wall

[0026] 1112: first support column

[0027] 112: frame body

[0028] 1121: second support wall

[0029] 1122: second support column

[0030] 113: light emitting structure

[0031] 1131: first light emitting hole

[0032] 1132: second light emitting hole

[0033] 1133: third light emitting hole

[0034] 12, 12A, 12B: fan blade

[0035] 13: light guide structure

[0036] 131: light guide plate

[0037] 132: light guide convex rib

[0038] 133: reinforcing convex rib

[0039] 14: circuit board

[0040] 15: light emitting element

[0041] A: assembly portion DETAILED DESCRIPTION​​​

[0042] Referring to Figures 1 to 4 . Figure 1 is a perspective view of a fan device according to an embodiment of the present application. Figure 2 is Figure 1 an exploded view of the fan device. Figure 3 is Figure 1 another exploded view of the fan device. Figure 4 is Figure 1 a partially enlarged sectional view of the fan device.

[0043] The fan device 10 of the present embodiment is, for example, a three-fan type, and includes a fan frame 11, three fan blades 12, 12A, 12B, four light guide structures 13, two circuit boards 14, and four light emitting elements 15. The fan frame 11 includes a base 111 and a frame body 112. The frame body 112 is provided on the base 111. The three fan blades 12, 12A, 12B are rotatably provided on the frame body 112. The four light guide structures 13 are provided on the fan frame 11. Among them, the fan frame 11 has four light exit structures 113. The four light guide structures 13 are respectively at least partially located in the four light exit structures 113.

[0044] In detail, the three fan blades 12, 12A, 12B are arranged in a line. Any two adjacent three fan blades 12, 12A, 12B have two assembly portions A, and the two assembly portions A are respectively located on opposite sides of the fan frame 11. The four light exit structures 113 and the four light guide structures 13 are respectively provided on the four assembly portions A. That is, two of the four light exit structures 113 and two of the four light guide structures 13 are located between the fan blades 12, 12A, and are, for example, symmetrically distributed, and the other two of the four light exit structures 113 and the other two of the four light guide structures 13 are located between the fan blades 12A, 12B, and are, for example, symmetrically distributed.

[0045] Further, the base 111 has four first support walls 1111, and the frame body 112 has four second support walls 1121. The four first support walls 1111 and the four second support walls 1121 are respectively located at the four assembly portions A. The four first support walls 1111 abut against the four second support walls 1121, respectively. Among them, the four first support walls 1111 and the four second support walls 1121 are, for example, in the shape of a triangular column. By providing the first support walls 1111 and the second support walls 1121 that abut against each other, the structural strength of the fan frame 11 of the fan device 10 can be further improved.

[0046] Each light-out structure 113 has a first light-out hole 1131, a second light-out hole 1132, and a third light-out hole 1133. The first light-out hole 1131 is located at the base 111. The second light-out hole 1132 is located at the frame 112. The third light-out hole 1133 is located at the joint of the first support wall 1111 and the second support wall 1121. Each light guide structure 13 includes a light guide plate 131, a light guide protruding rib 132, and two reinforcing protruding ribs 133. The light guide protruding rib 132 and the two reinforcing protruding ribs 133 protrude from the light guide plate 131 and are located at opposite sides of the light guide plate 131, respectively. The opposite ends of the light guide plate 131 are located at the first light-out hole 1131 and the second light-out hole 1132, respectively, and the light guide protruding rib 132 is located at the third light-out hole 1133.

[0047] Two circuit boards 14 are arranged at opposite sides inside the frame 112. Four light-emitting elements 15, such as light-emitting diodes (LEDs), are arranged on one side of the two circuit boards 14 close to the four light guide structures 13 and correspond to the four light guide structures 13, respectively. The two circuit boards 14 are used to transmit power to the four light-emitting elements 15, so that the four light-emitting elements 15 emit light towards the four light guide structures 13, respectively, and then the light is emitted out of the fan device 10 through the light guide of the light guide structure 13 from the first light-out hole 1131, the second light-out hole 1132, and the third light-out hole 1133 of the light-out structure 113, respectively, so that the fan device 10 can produce a cool visual effect when it is running. In addition, the two reinforcing protruding ribs 133, for example, are arranged side by side and are used to improve the structural strength of the fan frame 11 of the fan device 10.

[0048] In this embodiment, since the light guide structure 13 is additionally provided with the reinforcing protruding rib 133 and the light guide structure 13 is arranged at the two assembly portions A between any two adjacent fan blades 12, 12A, 12B, in addition to the light guide plate 131 and the light guide protruding rib 132 of the light guide structure 13 guiding the light to be emitted out of the fan device 10, the reinforcing protruding rib 133 of the light guide structure 13 can also be used to strengthen the structure of the middle section of the fan frame 11 to avoid the middle section of the fan frame 11 being broken and damaged when the fan device 10 is running. In this way, the visual effect of the fan device 10 and the structural strength of the fan frame 11 of the fan device 10 can be improved.

[0049] In this embodiment, the base 111 can also have four first support columns 1112, and the frame 112 has four second support columns 1122. The four first support columns 1112 and the four second support columns 1122 are located at the four assembly portions A, respectively. The four first support columns 1112 abut against the four second support columns 1122, respectively. By arranging the first support column 1112 and the second support column 1122 abutting against each other, the structural strength of the fan frame 11 of the fan device 10 can be further improved.

[0050] In the embodiment, the number of the fan blades 12, 12A, 12B is three, and the number of the light guide structures 13 and the light emitting structures 113 is four, but is not limited thereto. In other embodiments, the number of the fan blades, the light guide structures and the light emitting structures can be two or more than four. In detail, taking the number of the fan blades, the light guide structures and the light emitting structures as two as an example, the two fan blades are arranged in a line, and the two fan blades have two assembly portions. The two assembly portions are located at opposite sides of the fan frame, and the two light emitting structures and the two light guide structures are arranged in the two assembly portions, respectively.

[0051] In the embodiment, the first light emitting hole 1131 is located at the base 111, the second light emitting hole 1132 is located at the frame 112, and the third light emitting hole 1133 is located at the joint of the first support wall 1111 and the second support wall 1121, but is not limited thereto. In other embodiments, the first light emitting hole, the second light emitting hole and the third light emitting hole can also be located at other positions of the fan frame.

[0052] In the embodiment, the number of the reinforcing ribs 133 of each light guide structure 13 is two, but is not limited thereto. In other embodiments, the number of the reinforcing ribs of each light guide structure can be only one or more than three.

[0053] According to the fan device of the above-mentioned embodiments, since the light guide structure additionally has the reinforcing ribs, and the light guide structure is arranged in the two assembly portions between any two adjacent fan blades, in addition to the light guide plate and the light guide rib of the light guide structure guiding the light to the fan device, the reinforcing ribs of the light guide structure can also strengthen the structure of the middle section of the fan frame, so as to avoid the middle section of the fan frame from being damaged due to the rupture during the operation of the fan device. In this way, the visual effect of the fan device and the structural strength of the fan frame of the fan device can be considered.

[0054] Although the utility model has been disclosed as above with the above-mentioned embodiments, it is not used to limit the utility model, and anyone familiar with the similar art can make some changes and decorations without departing from the spirit and scope of the utility model, so the patent protection scope of the utility model should be based on the range defined by the claims.

Claims

1. A fan device characterized by comprising: A shutter comprises: a frame having at least one light outlet structure; at least one shutter leaf rotatably disposed in the frame; and at least one light guide structure disposed in the frame and at least partially located in the at least one light outlet structure, the at least one light guide structure comprising a light guide plate and at least one reinforcing convex rib protruding from the light guide plate.

2. The fan device of claim 1, wherein The frame comprises a base and a frame body disposed in the base, the at least one shutter leaf being rotatably disposed in the frame body, the at least one light outlet structure having a first light outlet hole and a second light outlet hole, the first light outlet hole being located in the base and the second light outlet hole being located in the frame body, opposite ends of the light guide plate being located in the first light outlet hole and the second light outlet hole, respectively.

3. The fan arrangement of claim 2, wherein, The base further has at least one first support wall and the frame body has at least one second support wall, the at least one first support wall abutting against the at least one second support wall.

4. The fan device of claim 3, wherein The at least one light outlet structure further has a third light outlet hole located at the junction of the at least one first support wall and the at least one second support wall, and the at least one light guide structure further comprises a light guide convex rib protruding from the light guide plate, the light guide convex rib being located in the third light outlet hole.

5. The fan arrangement of claim 4, wherein, The light guide convex rib and the at least one reinforcing convex rib are located on opposite sides of the light guide plate, respectively.

6. The fan device of claim 3, wherein The at least one first support wall and the at least one second support wall are in the shape of a triangular column.

7. The fan device of claim 2, wherein The base has at least one first support column and the frame body has at least one second support column, the at least one first support column abutting against the at least one second support column.

8. The fan device of claim 1, wherein, The number of the at least one reinforcing convex rib is two, and the two reinforcing convex ribs are arranged side by side.

9. The fan device of claim 1, wherein The number of the at least one shutter leaf is two, the two shutter leaves being arranged in a line, the two shutter leaves having two assembly portions located on opposite sides of the frame, the number of the at least one light outlet structure and the at least one light guide structure each being two, and the two light outlet structures and the two light guide structures being disposed in the two assembly portions, respectively.

10. The fan device of claim 1, wherein, The number of the at least one shutter leaf is three, the three shutter leaves being arranged in a line, any two adjacent shutter leaves having two assembly portions located on opposite sides of the frame, the number of the at least one light outlet structure and the at least one light guide structure each being four, and the four light outlet structures and the four light guide structures being disposed in the four assembly portions, respectively.

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