TWM622941U

TWM622941U - Optical fan

Info

Publication number: TWM622941U
Application number: TW110211477U
Authority: TW
Inventors: 許文昉; 許嘉恆; 廖偉宏; 姚竣元
Original assignee: 大陸商溙奕（江西）電子科技有限公司
Priority date: 2021-09-29
Filing date: 2021-09-29
Publication date: 2022-02-01

Abstract

一種光學風扇，包括：一承載座、一線圈組、一電路板、一扇葉及一光學元件。承載座設有一中軸，該中軸具有一軸孔。線圈組配置於承載座上。電路板位於承載座下方與線圈組電性連結，其上電性連結至少一光源產生元件。扇葉包括具有一輪轂及複數個葉片，該輪轂上設有一中空軸心，該中空軸心穿入於軸孔，使中空軸心對應該光源產生元件，於輪轂上設有一通孔及一由該輪轂延伸至葉片的安裝部，該通孔與該中空軸心相通。該光學元件配置於該通孔與該安裝部中。在光源產生元件點亮後的光線通過中空軸心，經光學元件導光並顯示在於輪轂及葉片上。An optical fan comprises: a bearing seat, a coil group, a circuit board, a fan blade and an optical element. The bearing seat is provided with a central shaft, and the central shaft has a shaft hole. The coil set is arranged on the bearing seat. The circuit board is located under the carrier and is electrically connected to the coil assembly, and is electrically connected to at least one light source generating element. The fan blade includes a hub and a plurality of blades, the hub is provided with a hollow shaft, the hollow shaft penetrates into the shaft hole, so that the hollow shaft corresponds to the light source generating element, and a through hole and a through hole are arranged on the hub. The hub extends to the mounting part of the blade, and the through hole communicates with the hollow shaft. The optical element is disposed in the through hole and the mounting portion. After the light source generating element is lit, the light passes through the hollow shaft, is guided through the optical element and displayed on the hub and the blade.

Description

光學風扇Optical fan

本創作係有關一種風扇，尤指一種在風扇的扇葉轉動時，具有顯示光源效果的光學風扇。This creation relates to a kind of fan, especially an optical fan with the effect of displaying light source when the fan blades of the fan rotate.

小型風扇（Computer fan）是電腦機箱或散熱鰭片冷卻用的風扇，可能在機箱內部或在機箱外緣，或者是安裝於散熱鰭片上。風扇的用途是將較冷的空氣帶到機箱內部，將內部較熱的空氣排出，或者讓空氣通過散熱片來冷卻其他的元件。在電腦中常用軸流扇，有時會使用離心式風扇。一般散熱風扇有一些標準的尺寸，會用3針或4針的風扇電子連接器來供電並且控制。A small fan (Computer fan) is a fan for cooling the computer case or cooling fins, which may be inside the case or on the outer edge of the case, or installed on the cooling fins. The purpose of the fan is to bring cooler air inside the case, push out the warmer air inside, or pass the air through the heat sink to cool other components. Axial fans are commonly used in computers, and sometimes centrifugal fans are used. Generally, cooling fans come in some standard sizes and are powered and controlled using a 3-pin or 4-pin fan electronics connector.

近年來出了靜音、耗電及故障偵測等基本功能的改進外，還演變出造型多樣且帶有燈光效果的電腦風扇外觀。例如，在風扇的扇葉輪轂上裝有一排的發光二極體，透過電路的IC控制之後，扇葉開始旋轉，在旋轉的同時能夠呈現出一幅幅3D影像圖案、數字或文字，酷炫逼真。這就是所謂視覺暫留現象，是指當人眼在觀察景物時，光信號傳入大腦神經，需經過一段短暫的時間，光的作用結束後，視覺形象並不立即消失，人眼仍能繼續保持其影像0.1秒左右，這種殘留的視覺稱為視覺暫留。In recent years, in addition to the improvement of basic functions such as mute, power consumption and fault detection, the appearance of computer fans with various shapes and lighting effects has also evolved. For example, a row of light-emitting diodes is installed on the fan blade hub of the fan. After being controlled by the IC of the circuit, the fan blade starts to rotate. While rotating, it can present a series of 3D image patterns, numbers or texts, which is cool. lifelike. This is the so-called persistence of vision phenomenon, which means that when the human eye is observing the scene, the light signal is transmitted to the brain nerve, and it takes a short period of time. After the action of the light ends, the visual image does not disappear immediately, and the human eye can continue to Holding its image for about 0.1 seconds, this residual vision is called persistence of vision.

雖然，上述的風扇具有燈光顯示效果，但是整體的結構及電路的設計上較為複雜，且製作成本高，相對風扇的價格也隨之提高。Although the above-mentioned fan has the effect of light display, the overall structure and circuit design are relatively complicated, and the manufacturing cost is high, and the price of the relative fan is also increased accordingly.

因此，本創作之主要目的，在於解決傳統缺失，本創作利用簡易的結構設計，使風扇的扇葉旋轉中達到多樣造型變化的燈光效果。Therefore, the main purpose of this creation is to solve the lack of tradition. This creation uses a simple structural design to achieve various lighting effects in the rotation of the fan blades.

為達上述之目的，本創作提供一種光學風扇，包括：一承載座、一線圈組、一電路板、一扇葉及一光學元件。該承載座的中央向上突起形成有一中軸，該中軸具有一軸孔。該線圈組配置於該承載座之一側面上。該電路板配置於該承載座之另一側面上並與該線圈組電性連結，其上至少具有一對應該中軸之光源產生元件。該扇葉包括具有一輪轂及複數個從輪轂徑向朝外延伸出的葉片，該輪轂上設有一中空軸心，該中空軸心穿入於該軸孔，使該中空軸心對應該光源產生元件；另，於該輪轂上設有一通孔及一安裝部，該通孔與該安裝部及該中空軸心相通。該光學元件配置於該通孔與該安裝部中。其中，該光源產生元件被點亮後的光線將通過該中空軸心，經光學元件導向於該輪轂的頂面顯示。In order to achieve the above-mentioned purpose, the present invention provides an optical fan, including: a bearing base, a coil set, a circuit board, a fan blade and an optical element. The center of the bearing seat protrudes upward to form a central shaft, and the central shaft has a shaft hole. The coil set is arranged on one side of the bearing base. The circuit board is disposed on the other side of the carrier and is electrically connected with the coil assembly, and has at least a pair of light source generating elements corresponding to the central axis. The fan blade includes a hub and a plurality of blades extending radially outward from the hub, the hub is provided with a hollow shaft, the hollow shaft penetrates into the shaft hole, so that the hollow shaft corresponds to the light source. In addition, a through hole and a mounting portion are arranged on the hub, and the through hole communicates with the mounting portion and the hollow shaft. The optical element is disposed in the through hole and the mounting portion. Wherein, the light after the light source generating element is lit will pass through the hollow shaft and be guided to the top surface of the wheel hub through the optical element for display.

在本創作之一實施例中，更包含有一扇框，該扇框上該承載座及一圍合於該承載座的周壁部，於該中軸外周與該周壁部之間留有一組裝該線圈組及該扇葉的組裝空間。In an embodiment of the present invention, it further includes a fan frame, the bearing seat on the fan frame and a peripheral wall portion surrounding the bearing seat, and a coil assembly for assembling the coil set is left between the outer circumference of the central shaft and the peripheral wall portion and the assembly space of the fan blade.

在本創作之一實施例中，該軸孔中至少配置有一組接該中空軸心的軸承。In an embodiment of the present invention, at least one set of bearings connected to the hollow shaft is disposed in the shaft hole.

在本創作之一實施例中，該軸承為含油軸承。In an embodiment of the present invention, the bearing is an oil-impregnated bearing.

在本創作之一實施例中，在該承載座另一側面封接一底蓋，以該底蓋封閉該電路板。In an embodiment of the present invention, a bottom cover is sealed on the other side of the carrier, and the circuit board is closed with the bottom cover.

在本創作之一實施例中，該輪轂內壁配置有一磁性元件，該磁性元件對應該線圈組。In an embodiment of the present invention, a magnetic element is disposed on the inner wall of the wheel hub, and the magnetic element corresponds to the coil set.

在本創作之一實施例中，該安裝部為嵌槽、溝槽或嵌溝。In an embodiment of the present invention, the mounting portion is a grooving groove, a groove or a grouting groove.

在本創作之一實施例中，該光學元件的二端分別各具有一光折射面。In an embodiment of the present invention, two ends of the optical element respectively have a light refraction surface.

在本創作之一實施例中，該光學元件為多根線徑細的光纖材質，可將一根或一根以上的該光學元件插接於該中空軸心內部，再將每一條的該光學元件由該通孔延伸的安裝於該些葉片上的每一個該安裝部中。In an embodiment of the present invention, the optical element is made of a plurality of optical fibers with thin diameters, one or more of the optical elements can be inserted into the hollow shaft, and then the optical elements of each An element extending from the through hole is mounted in each of the mounting portions on the blades.

在本創作之一實施例中，該安裝部設於該輪轂及葉片的該頂面。In an embodiment of the present invention, the mounting portion is disposed on the top surface of the hub and the blade.

在本創作之一實施例中，該安裝部設於該輪轂的頂面及該些葉片的內部，並於該安裝部的路徑上開設有至少一視窗，在該光學元件安裝在該安裝部後，該視窗讓部份的該光學元件外露。In one embodiment of the present invention, the mounting portion is disposed on the top surface of the hub and inside the blades, and at least one viewing window is opened on the path of the mounting portion, after the optical element is mounted on the mounting portion , the window exposes part of the optical element.

在本創作之一實施例中，該光源產生元件為發光二極體，該發光二極體為單色發光二極體或多色發光二極體。In an embodiment of the present invention, the light source generating element is a light-emitting diode, and the light-emitting diode is a single-color light-emitting diode or a multi-color light-emitting diode.

在本創作之一實施例中，該安裝部由該輪轂延伸至該葉片上。In an embodiment of the present invention, the mounting portion extends from the hub to the blade.

在本創作之一實施例中，該光學元件的光折射面上設有一反射層。In an embodiment of the present invention, a reflection layer is provided on the light refraction surface of the optical element.

茲有關本創作之技術內容及詳細說明，現在配合圖式說明如下：The technical content and detailed description of this creation are now described as follows with the drawings:

請參閱圖1-3，係本創作之第一實施例的光學風扇分解及圖1的立體組合及圖2的側剖視示意圖。如圖所示：本創作之光學風扇，包含：一扇框1、一線圈組2、一電路板3、一扇葉4、一光學元件5及一蓋板6。其中，在扇葉4旋轉時，該電路板3所產生的光源將穿過線圈組2導向投射於光學元件5，使旋轉中的扇葉4具有光學顯示的效果。Please refer to FIGS. 1-3 , which are an exploded view of the optical fan according to the first embodiment of the present invention, a three-dimensional assembly of FIG. 1 , and a schematic side cross-sectional view of FIG. 2 . As shown in the figure: the optical fan of this creation includes: a fan frame 1 , a coil assembly 2 , a circuit board 3 , a fan blade 4 , an optical element 5 and a cover plate 6 . Wherein, when the fan blade 4 rotates, the light source generated by the circuit board 3 will be guided and projected onto the optical element 5 through the coil group 2, so that the rotating fan blade 4 has the effect of optical display.

該扇框1，其上具有一承載座11及一圍合於承載座11的周壁部12，於該承載座11的內中央向上突起形成有一中軸13，該中軸13具有一軸孔131，於該中軸13外周與周壁部12之間留有一組裝空間14，該組裝空間14以組裝該線圈組2及該扇葉4。另，於該中軸13的軸孔131中至少配置有一軸承15，以提供該扇葉4順利轉動的軸承。在電路板3配置於承載座11另一側面時，該承載座11封接一底蓋16於該承載座11底部，以防止該電路板3外露。在本圖式中，該軸承15為含油軸承。The fan frame 1 has a bearing seat 11 and a peripheral wall 12 surrounding the bearing seat 11. A central shaft 13 protrudes upward from the inner center of the bearing seat 11. The central shaft 13 has a shaft hole 131. An assembly space 14 is left between the outer periphery of the central shaft 13 and the peripheral wall portion 12 , and the assembly space 14 is used to assemble the coil set 2 and the fan blade 4 . In addition, at least one bearing 15 is disposed in the shaft hole 131 of the central shaft 13 to provide a bearing for the fan blade 4 to rotate smoothly. When the circuit board 3 is disposed on the other side of the carrier 11 , the carrier 11 seals a bottom cover 16 on the bottom of the carrier 11 to prevent the circuit board 3 from being exposed. In this drawing, the bearing 15 is an oil-impregnated bearing.

該線圈組2，係以組裝於該組裝空間14中的承載座11一側面的中軸13的外周上，該線圈組2與配置在承載座11另一側面的電路板3電性連結，以電路板3提供該線圈組2所需的電力。The coil set 2 is assembled on the outer circumference of the central axis 13 on one side of the bearing seat 11 in the assembly space 14 , and the coil set 2 is electrically connected with the circuit board 3 arranged on the other side of the bearing seat 11 . The board 3 provides the electrical power required by the coil set 2 .

該電路板3，係以配置於該承載座11的另一側面與該線圈組2呈反方向配置。電路板3除了與該線圈組2電性連結外，該電路板3更包含有一光源產生元件31及一些控制線路零件(圖中未示)。在本圖式中，該光源產生元件為發光二極體，該發光二極體為單色發光二極體或多色發光二極體。The circuit board 3 is disposed on the other side of the bearing base 11 in the opposite direction to the coil assembly 2 . In addition to being electrically connected to the coil set 2, the circuit board 3 further includes a light source generating element 31 and some control circuit components (not shown in the figure). In this figure, the light source generating element is a light-emitting diode, and the light-emitting diode is a single-color light-emitting diode or a multi-color light-emitting diode.

該扇葉4，包括具有一輪轂41及複數個從輪轂徑向朝外延伸出的葉片42，該輪轂41上設有一中空軸心43及一磁性元件44。在該扇葉4組裝於該組裝空間14時，該中空軸心43穿入於該中軸13中所配置的軸承15中，使該磁性元件44對應該線圈組2，同時讓該中空軸心43對應該電路板3的光源產生元件31，在該光源產生元件31被點亮後的光線將通過該中空軸心43。使該線圈組2產生磁力後，即可以推動該輪轂41內部配置的磁性元件44，讓該扇葉4產生旋轉。另，於該輪轂41上設有一通孔45及一由該輪轂41頂面延伸至葉片42頂面的安裝部46，該通孔45與該中空軸心43相通。在本圖式中，該安裝部46為嵌槽、溝槽或嵌溝。The fan blade 4 includes a hub 41 and a plurality of blades 42 extending radially outward from the hub. The hub 41 is provided with a hollow shaft 43 and a magnetic element 44 . When the fan blade 4 is assembled in the assembly space 14 , the hollow shaft 43 penetrates into the bearing 15 arranged in the central shaft 13 , so that the magnetic element 44 corresponds to the coil set 2 , and the hollow shaft 43 is Corresponding to the light source generating element 31 of the circuit board 3 , the light after the light source generating element 31 is lit will pass through the hollow shaft 43 . After the coil assembly 2 generates a magnetic force, the magnetic element 44 arranged inside the hub 41 can be pushed to rotate the fan blade 4 . In addition, the hub 41 is provided with a through hole 45 and a mounting portion 46 extending from the top surface of the hub 41 to the top surface of the blade 42 . The through hole 45 communicates with the hollow shaft 43 . In this figure, the mounting portion 46 is a slot, groove or slot.

該光學元件5，係以安裝於該安裝部46上，其上一端具有一光折射面51，該光折射面51位於該通孔45中且對應該中空軸心43，該光折射面51可以將通過該中空軸心43的光線折射入射於該光學元件5內部，由該光學元件5將光線導射出去。在本圖式中，該光學元件5為光線狀的光纖材質。The optical element 5 is mounted on the mounting portion 46 and has a light refraction surface 51 at its upper end. The light refraction surface 51 is located in the through hole 45 and corresponds to the hollow axis 43 . The light refraction surface 51 can be The light passing through the hollow shaft 43 is refracted and incident inside the optical element 5 , and the light is guided out by the optical element 5 . In this figure, the optical element 5 is made of a light-like optical fiber material.

該蓋板6，係配置於該扇葉4的輪轂41的頂面，在該光學元件5安裝於該輪轂41及該葉片42上後，以該蓋板6封蓋於該輪轂41的頂面，使該輪轂41外表面更佳的完整。The cover plate 6 is disposed on the top surface of the hub 41 of the fan blade 4. After the optical element 5 is installed on the hub 41 and the blade 42, the cover plate 6 is used to cover the top surface of the hub 41. , so that the outer surface of the hub 41 is more complete.

當本創作在運用時，由該電路板3導通後，以電路板3驅動該線圈組2使該扇葉4轉動。同時，被該電路板3點亮的光源產生元件31所產生的光線將通過該中空軸心43照射到該光學元件5的光折射面51，在光線經光折射面51折射進入於該光學元件5內部，由該光學元件5將光線導向至該葉片42上，因此可以看見旋轉中的扇葉4產生酷炫的光線顯示效果。When the invention is in use, after the circuit board 3 is turned on, the coil set 2 is driven by the circuit board 3 to make the fan blade 4 rotate. At the same time, the light generated by the light source generating element 31 illuminated by the circuit board 3 will be irradiated to the light refraction surface 51 of the optical element 5 through the hollow shaft 43, and the light will be refracted by the light refraction surface 51 and enter the optical element. Inside 5, the optical element 5 guides the light to the blade 42, so it can be seen that the rotating fan blade 4 produces a cool light display effect.

請參閱圖4，係本創作之第二實施例之光學元件側剖視示意圖，請一併參閱圖3。如圖所示：本實施例的光學元件5與第一實施例的光學元件5大致相同，所不同處係在於本實施例的光學元件5二端分別各具有一光折射面51、52。Please refer to FIG. 4 , which is a schematic side cross-sectional view of an optical element according to the second embodiment of the present invention. Please also refer to FIG. 3 . As shown in the figure, the optical element 5 of this embodiment is substantially the same as the optical element 5 of the first embodiment, the difference lies in that the two ends of the optical element 5 of this embodiment have a light refraction surface 51 and 52 respectively.

在光源產生元件31所產生的光線將通過該中空軸心43照射到該光學元件5的光折射面51，在經該光折射面51使光線折射進入於該光學元件5內部，由該光學元件5將光線導向至該另一端的光折射面52後，該光折射面52會將光線折射出去，因此在扇葉4旋轉時，可以看見旋轉中的扇葉4產生酷炫的光線顯示效果。The light generated by the light source generating element 31 will be irradiated to the light refraction surface 51 of the optical element 5 through the hollow shaft 43, and the light will be refracted into the optical element 5 through the light refraction surface 51, and the optical element 5. After the light is directed to the light refraction surface 52 at the other end, the light refraction surface 52 will refract the light, so when the fan blade 4 rotates, it can be seen that the rotating fan blade 4 produces a cool light display effect.

請參閱圖5、6，係本創作之第三實施例之光學風扇側剖視及圖5的扇葉俯視示意圖。如圖所示：本實施例與第一實施例大致相同，所不同處係在於該光學元件5為多根線徑細的光纖材質，可以將一根或一根以上的光學元件5a***於該中空軸心43內部，再將每一條光學元件5a由該通孔45拉出延伸的安裝於該些葉片42的每一個該安裝部46中。Please refer to FIGS. 5 and 6 , which are a side cross-sectional view of an optical fan according to the third embodiment of the present invention and a top-view schematic diagram of the fan blade in FIG. 5 . As shown in the figure: this embodiment is roughly the same as the first embodiment, the difference lies in that the optical element 5 is made of a plurality of optical fibers with thin diameters, and one or more optical elements 5a can be inserted into the optical element 5a. Inside the hollow shaft 43 , each optical element 5 a is pulled out and extended from the through hole 45 and installed in each of the mounting portions 46 of the blades 42 .

在光源產生元件31所產生的光線將通過該中空軸心43照射到該光學元件5的光折射面51，經該光折射面51使光線折射進入於該光學元件5內部，由該光學元件5將光線導向至每一個葉片42上，因此在扇葉4在旋轉時，可以看見旋轉中的扇葉4產生酷炫的光線顯示效果。The light generated by the light source generating element 31 will be irradiated to the light refraction surface 51 of the optical element 5 through the hollow shaft 43 , and the light will be refracted into the inside of the optical element 5 through the light refraction surface 51 , and the optical element 5 will refract the light. The light is guided to each blade 42, so when the fan blade 4 is rotating, it can be seen that the rotating fan blade 4 produces a cool light display effect.

請參閱圖7，係本創作之第四實施例之扇葉外觀立體示意圖，請一併參閱圖3。如圖所示：本實施例與第一、三實施例大致相同，所不同處係在於該安裝部46a設於該葉片42內部，並於該安裝部46a的路徑的該些葉片42上開設有至少一個視窗47a，在該光學元件5安裝在該安裝部46a後，該視窗47a僅讓部份的光學元件5外露。Please refer to FIG. 7 , which is a three-dimensional schematic diagram of the appearance of the fan blade according to the fourth embodiment of the present invention. Please also refer to FIG. 3 . As shown in the figure: this embodiment is substantially the same as the first and third embodiments, the difference lies in that the mounting portion 46a is arranged inside the blade 42, and the blades 42 along the path of the mounting portion 46a are provided with At least one viewing window 47a, after the optical element 5 is mounted on the mounting portion 46a, the viewing window 47a only exposes part of the optical element 5.

在光源產生元件31所產生的光線將通過該中空軸心43照射到該光學元件5的光折射面51，在經光折射面51使光線折射進入於該光學元件5內部，由該視窗47a使該光學元件5的光線導出，因此在扇葉4旋轉時，可以看見旋轉中的扇葉4產生酷炫的光線顯示效果。The light generated by the light source generating element 31 will be irradiated to the light refraction surface 51 of the optical element 5 through the hollow shaft 43, and the light will be refracted into the optical element 5 through the light refraction surface 51, and the window 47a will make the light refracted into the optical element 5. The light of the optical element 5 is exported, so when the fan blade 4 rotates, it can be seen that the rotating fan blade 4 produces a cool light display effect.

進一步，於該光學元件5的光折射面51、52上設有一反射層，此反射層可以讓光線有效折射外，還可以防止漏光現象發生。Further, a reflective layer is provided on the light refraction surfaces 51 and 52 of the optical element 5 . The reflective layer can not only refract light effectively, but also prevent light leakage.

惟以上所述僅為本創作之較佳實施例，非意欲侷限本創作的專利保護範圍，故舉凡運用本創作說明書或圖式內容所為的等效變化，均同理皆包含於本創作的權利保護範圍內，合予陳明。However, the above descriptions are only the preferred embodiments of this creation, and are not intended to limit the scope of patent protection of this creation. Therefore, any equivalent changes made by using the contents of the description or drawings of this creation are equally included in the rights of this creation. Within the scope of protection, I agree to Chen Ming.

1:扇框 11:承載座 12:周壁部 13:中軸 131:軸孔 14:組裝空間 15:軸承 16:底蓋 2:線圈組 3:電路板 31:光源產生元件 4:扇葉 41:輪轂 42:葉片 43:中空軸心 44:磁性元件 45:通孔 46、46a:安裝部 47a:視窗 5、5a:光學元件 51、52:光折射面 6:蓋板1: fan frame 11: Bearing seat 12: Peripheral wall 13: Central axis 131: Shaft hole 14: Assembly space 15: Bearings 16: Bottom cover 2: Coil set 3: circuit board 31: Light source generating element 4: fan blade 41: Wheels 42: Blades 43: Hollow shaft 44: Magnetic components 45: Through hole 46, 46a: Installation part 47a: Windows 5, 5a: Optical components 51, 52: light refraction surface 6: Cover

圖1，係本創作之第一實施例的光學風扇分解示意圖﹔Figure 1 is an exploded schematic diagram of the optical fan according to the first embodiment of the present invention;

圖2，係圖1的立體組合示意圖﹔Fig. 2 is a schematic three-dimensional combined view of Fig. 1;

圖3，係圖2的側剖視示意圖；Fig. 3, is the side sectional schematic diagram of Fig. 2;

圖4，係本創作之第二實施例之光學元件側剖視示意圖；FIG. 4 is a schematic side cross-sectional view of the optical element of the second embodiment of the present invention;

圖5，係本創作之第三實施例之光學風扇側剖視示意圖；FIG. 5 is a schematic side sectional view of the optical fan according to the third embodiment of the present invention;

圖6，係圖5的扇葉俯視示意圖；Fig. 6, is the top view schematic diagram of the fan blade of Fig. 5;

圖7，係本創作之第四實施例之扇葉外觀立體示意圖。FIG. 7 is a three-dimensional schematic diagram of the appearance of the fan blade according to the fourth embodiment of the present invention.

1:扇框 1: fan frame

11:承載座 11: Bearing seat

12:周壁部 12: Peripheral wall

13:中軸 13: Central axis

14:組裝空間 14: Assembly space

15:軸承 15: Bearings

16:底蓋 16: Bottom cover

2:線圈組 2: Coil set

3:電路板 3: circuit board

31:光源產生元件 31: Light source generating element

4:扇葉 4: fan blade

41:輪轂 41: Wheels

42:葉片 42: Blades

43:中空軸心 43: Hollow shaft

45:通孔 45: Through hole

46:安裝部 46: Installation Department

5:光學元件 5: Optical Components

51:光折射面 51: light refraction surface

6:蓋板 6: Cover

Claims

一種光學風扇，包括：一承載座，其內中央向上突起形成有一中軸，該中軸具有一軸孔；一線圈組，係配置於該承載座之一側面上；一電路板，係配置於該承載座之另一側面上並與該線圈組電性連結，其上至少具有一對應該中軸之光源產生元件；一扇葉，包括具有一輪轂及複數個從輪轂徑向朝外延伸出的葉片，該輪轂上設有一中空軸心，該中空軸心穿入於該軸孔，使該中空軸心對應該光源產生元件；另，於該輪轂上設有一通孔及一安裝部，該通孔與該安裝部及該中空軸心相通；一光學元件，係配置於該通孔與該安裝部中；其中，在該光源產生元件點亮後的光線將通過該中空軸心，經光學元件導光於該輪轂的頂面顯示。 An optical fan comprising: a bearing seat, the inner center of which is protruded upward to form a central shaft, and the central shaft has a shaft hole; a coil set, which is arranged on one side of the bearing seat; a circuit board, which is disposed on the other side of the bearing base and is electrically connected with the coil assembly, and has at least a pair of light source generating elements corresponding to the central axis; A fan blade includes a hub and a plurality of blades extending radially outward from the hub, the hub is provided with a hollow shaft, the hollow shaft penetrates the shaft hole, so that the hollow shaft corresponds to the light source generating element; in addition, a through hole and a mounting portion are arranged on the hub, and the through hole is communicated with the mounting portion and the hollow shaft; an optical element disposed in the through hole and the mounting portion; Wherein, after the light source generating element is lit, the light will pass through the hollow shaft, and be guided by the optical element to be displayed on the top surface of the wheel hub.

如請求項1所述之光學風扇，其中，更包含有一扇框，該扇框上該承載座及一圍合於該承載座的周壁部，於該中軸外周與該周壁部之間留有一組裝該線圈組及該扇葉的組裝空間。The optical fan according to claim 1, further comprising a fan frame, the bearing seat on the fan frame and a peripheral wall portion surrounding the bearing seat, and an assembly is left between the outer periphery of the central shaft and the peripheral wall portion The assembly space of the coil group and the fan blade.

如請求項1所述之光學風扇，其中，該軸孔中至少配置有一組接該中空軸心的軸承。The optical fan according to claim 1, wherein at least one set of bearings connected to the hollow shaft is disposed in the shaft hole.

如請求項3所述之光學風扇，其中，該軸承為含油軸承。The optical fan according to claim 3, wherein the bearing is an oil-impregnated bearing.

如請求項1所述之光學風扇，其中，在該承載座另一側面封接一底蓋，以該底蓋封閉該電路板。The optical fan of claim 1, wherein a bottom cover is sealed on the other side of the bearing base, and the circuit board is closed with the bottom cover.

如請求項1所述之光學風扇，其中，該輪轂內壁配置有一磁性元件，該磁性元件對應該線圈組。The optical fan according to claim 1, wherein a magnetic element is disposed on the inner wall of the hub, and the magnetic element corresponds to the coil set.

如請求項1所述之光學風扇，其中，該安裝部為嵌槽、溝槽或嵌溝。The optical fan of claim 1, wherein the mounting portion is a grooving groove, a groove or a grooving groove.

如請求項1所述之光學風扇，其中，該光學元件的二端分別各具有一光折射面。The optical fan according to claim 1, wherein two ends of the optical element respectively have a light refraction surface.

如請求項1所述之光學風扇，其中，該光學元件為多根線徑細的光纖材質，可將一根或一根以上的該光學元件插接於該中空軸心內部，再將每一條的該光學元件由該通孔延伸的安裝於該些葉片上的每一個該安裝部中。The optical fan according to claim 1, wherein the optical element is made of a plurality of optical fibers with thin diameters, one or more of the optical elements can be inserted into the hollow shaft, and then each optical element can be inserted into the hollow shaft. The optical element extending from the through hole is installed in each of the installation portions on the blades.

如請求項1所述之光學風扇，其中，該安裝部設於該輪轂及該葉片的該頂面。The optical fan of claim 1, wherein the mounting portion is provided on the top surface of the hub and the blade.

如請求項1所述之光學風扇，其中，該安裝部設於該輪轂的頂面及該些葉片的內部，並於該安裝部的路徑上開設有至少一視窗，在該光學元件安裝在該安裝部後，該視窗讓部份的該光學元件外露。The optical fan according to claim 1, wherein the mounting portion is disposed on the top surface of the hub and inside the blades, and at least one viewing window is opened on the path of the mounting portion, and the optical element is mounted on the After installation, the window exposes part of the optical element.

如請求項1所述之光學風扇，其中，該光源產生元件為發光二極體，該發光二極體為單色發光二極體或多色發光二極體。The optical fan of claim 1, wherein the light source generating element is a light-emitting diode, and the light-emitting diode is a single-color light-emitting diode or a multi-color light-emitting diode.

如請求項1所述之光學風扇，其中，該安裝部由該輪轂延伸至於該葉片上。The optical fan of claim 1, wherein the mounting portion extends from the hub to the blade.

如請求項1所述之光學風扇，其中，該光學元件的光折射面上設有一反射層。The optical fan according to claim 1, wherein a reflection layer is provided on the light refraction surface of the optical element.