TWI722462B - Glare radiating fan and light guide base - Google Patents

Abstract

The invention relates to a dazzling heat dissipation fan and a light guide base thereof. The glare cooling fan includes a light guide base, a circuit board, a stator and a fan wheel. The light guide base includes a base body and at least one light guide member. The base body has a supporting table, a shaft tube part and a plurality of connecting ribs. The supporting table has at least one slot hole. The shaft tube part protrudes from the support platform. The connecting rib is connected to the support platform. The light guide is arranged in the slot of the support platform. The circuit board is arranged on the supporting table of the base body, and the circuit board has at least one light-emitting unit, and the light-emitting unit corresponds to the light guide. The stator is sleeved on the shaft tube portion of the base body, and the stator is electrically connected to the circuit board. The fan wheel is pivoted on the shaft tube portion of the base body.

Description

Glare radiating fan and light guide base

The present invention relates to a fan and its base, and more specifically, to a dazzling cooling fan and its light guide base.

In order to produce a brilliance change effect in the conventional cooling fan, the light emitting element is generally directly arranged on the side wall of the fan frame. However, the above-mentioned conventional structural configuration can only produce a brilliance change effect on the side wall, and cannot produce a glare effect on the base.

Therefore, it is necessary to provide an innovative and progressive glare cooling fan and its light guide base to solve the above-mentioned problems.

In one embodiment, a dazzling heat dissipation fan includes a light guide base, a circuit board, a stator, and a fan wheel. The light guide base includes a base body and at least one light guide member. The base body has a supporting table, a shaft tube part and a plurality of connecting ribs. The supporting table has at least one slot hole. The shaft tube part protrudes from the support platform. The connecting rib is connected to the support platform. The light guide is arranged in the slot of the support platform. The circuit board is arranged on the supporting table of the base body, and the circuit board has at least one light-emitting unit, and the light-emitting unit corresponds to the light guide. The stator is sleeved on the shaft tube portion of the base body, and the stator is electrically connected to the circuit board. The fan wheel is pivoted on the shaft tube portion of the base body.

In one embodiment, a light guide base includes a base body and at least one light guide member. The base body has a supporting table, a shaft tube part and a plurality of connecting ribs. The supporting table has at least one slot hole. The shaft tube part protrudes from the support platform. The connecting rib is connected to the support platform. The light guide is arranged in the slot of the support platform.

Fig. 1 shows a three-dimensional exploded view of the dazzling cooling fan of the present invention. FIG. 2 shows a three-dimensional exploded view of the glare cooling fan of the present invention in different viewing angles (the viewing angle opposite to FIG. 1). Fig. 3 shows a three-dimensional assembly view of the dazzling cooling fan of the present invention. With reference to FIGS. 1, 2 and 3, the glare cooling fan 1 of the present invention includes a light guide base 10, a circuit board 20, a stator 30 and a fan wheel 40.

In one embodiment, the light guide base 10 includes a base body 11 and at least one light guide bar 12. In this embodiment, the light guide base 10 includes a plurality of the light guide strips 12, that is, the at least one light guide strip 12 includes a plurality of the light guide strips 12.

The base body 11 has a supporting stand 111, a shaft tube portion 112 and a plurality of connecting ribs 113. In one embodiment, the supporting platform 111 has at least one slot 111H. In this embodiment, the supporting platform 111 has a plurality of slots 111H. The shaft tube portion 112 protrudes from the support platform 111, and the slot hole 111H is located on the periphery of the shaft tube portion 112. In this embodiment, the base body 11 is integrally formed with the shaft tube portion 112. In one embodiment, the shaft portion 112 can be combined with the base body 11 in a snap, sleeve, tight fit or screw manner.

The connecting rib 113 is connected to the supporting platform 111. In one embodiment, at least one of the connecting ribs 113 has a receiving slot 113H. In this embodiment, each of the plurality of connecting ribs 113 has an accommodating slot 113H.

Fig. 4 shows a three-dimensional structure diagram of the light guide base of the present invention. FIG. 5 shows the three-dimensional structure diagram of the light guide base of the present invention at different viewing angles (the viewing angle opposite to FIG. 4). In conjunction with FIG. 2, FIG. 4 and FIG. 5, in this embodiment, each of the light guide bars 12 is respectively disposed in the receiving slot 113H of each of the connecting ribs 113.

Fig. 6 shows a three-dimensional structure diagram of the light guide strip of the present invention. Referring to FIGS. 4 and 6 in cooperation, the light guide strip 12 has a bottom portion 12B and two strip-shaped protrusions 12P. The strip-shaped protrusion 12P is protruded from the bottom 12B, and two of the strip-shaped protrusions 12P are tightly fitted in the receiving slot 113H. Preferably, there is a separation groove 12U between the two strip-shaped protrusions 12P, and the separation groove 12U can provide the necessary clearance when the strip-shaped protrusion 12P is tightly fitted to the accommodating slot 113H space.

In this embodiment, the light guide strip 12 is integrally molded with a light guide material, and the light guide material is a material that can penetrate, reflect, refract, and scatter light, such as polycarbonate (PC) or Polymethyl methacrylate (PMMA). In addition, in this embodiment, the light guide strip 12 is straight. In an embodiment, the light guide strip 12 may have other geometric shapes.

Referring again to FIGS. 1, 2 and 4, in order to further increase the glare effect of the light guide base 10, in one embodiment, the light guide base 10 may further include at least one light guide member 13, which The light member 13 is disposed in the slot 111H of the supporting table 111. Preferably, the light guide 13 is tightly fitted to the slot 111H or buckled in the slot 111H.

FIG. 7 shows a three-dimensional exploded view of a light guide base according to another embodiment of the present invention. FIG. 8 shows a three-dimensional assembly view of a light guide base according to another embodiment of the present invention. With reference to Figures 7 and 8, in another embodiment, the light guide 13 can be disposed on the slot 111H and fixed on the slot 111H by pasting, clamping or snapping. Preferably, the light guide 13 is a light guide sheet or a light guide ring, and the light guide 13 covers the slot 111H, and the slot 111H serves as a light exit hole. In one embodiment, the light guide 13 may be a light guide rod.

Referring again to FIGS. 1, 2 and 4, in this embodiment, the light guide base 10 includes a plurality of the light guides 13, that is, the at least one light guide 13 includes a plurality of the light guides Piece 13. Each of the light guides 13 is respectively disposed in each of the slots 111H of the support platform 111. And preferably, a plurality of the light guide members 13 are arranged in a ring-shaped interval.

In this embodiment, the light guide 13 is integrally molded with a light guide material, and the light guide material is a material that can penetrate, reflect, refract, and scatter light, such as polycarbonate (PC) or Polymethyl methacrylate (PMMA). In addition, in this embodiment, the light guide 13 is arc-shaped. In one embodiment, the light guide 13 may be ring-shaped.

FIG. 9 shows a cross-sectional view of the glare cooling fan of the present invention taken along the line C-C in FIG. 3. In conjunction with FIG. 1, FIG. 2 and FIG. 9, the circuit board 20 is disposed above the supporting table 111 of the base body 11.

Fig. 10 shows a schematic diagram of the arrangement of the light guide strip, the light guide and the circuit board of the present invention. 11 is a schematic diagram showing the arrangement of the light guide bar, the light guide and the circuit board of the present invention at different viewing angles (the viewing angle opposite to FIG. 10). With reference to FIGS. 9, 10 and 11, in one embodiment, the circuit board 20 has an upper surface 20A, a lower surface 20B, and at least one light-emitting element 21. The lower surface 20B faces the supporting platform 111. The light emitting element 21 is disposed on the lower surface 20B, and the light emitting element 21 corresponds to the light guide bar 12, that is, the light emitting direction of the light emitting element 21 faces the light guide bar 12.

In this embodiment, the circuit board 20 has a plurality of the light-emitting elements 21, that is, the at least one light-emitting element 21 includes a plurality of the light-emitting elements 21, and each of the light-emitting elements 21 corresponds to each of the conductive elements. Light strip 12.

In addition, in order to enable the light guide 13 to produce a dazzling effect, in one embodiment, the circuit board 20 may further have at least one light emitting unit 22, the light emitting unit 22 is disposed on the lower surface 20B, and the The light-emitting unit 22 corresponds to the light guide 13, that is, the light-emitting direction of the light-emitting unit 22 faces the light guide 13. In addition, the light-emitting unit 22 may correspond to the light guide 13 in the front and rear, the light guide 13 in the left and right directions, or the light guide 13 in the upper and lower directions.

In this embodiment, the circuit board 20 has a plurality of the light-emitting units 22, that is, the at least one light-emitting unit 22 includes a plurality of the light-emitting units 22, and each of the light-emitting units 22 corresponds to each of the guides. Light pieces 13.

In one embodiment, the light-emitting element 21 and the light-emitting unit 22 may be red, green, blue, white, or other colored LEDs, or LEDs with multiple colors (such as RGB).

Referring to FIGS. 1, 2 and 3 again, the stator 30 is sleeved on the shaft tube portion 112 of the base body 11, and the stator 30 is electrically connected to the circuit board 20. The fan wheel 40 is pivoted on the shaft portion 112 of the base body 11.

With the above-mentioned structural configuration, the light guide base 10 of the present invention can produce obvious glare effect under the action of the light-emitting element.

The above-mentioned embodiments only illustrate the principles and effects of the present invention, and do not limit the present invention. Therefore, those skilled in the art can modify and change the above-mentioned embodiments without departing from the spirit of the present invention. The scope of rights of the present invention should be listed in the scope of patent application described later.

1‧‧‧Dazzling cooling fan 10‧‧‧Light guide base 11‧‧‧Base body 111‧‧‧Support 111H‧‧‧Slot 112‧‧‧Axle tube 113‧‧‧Connecting rib 113H‧‧‧accommodating slot 12‧‧‧Light guide 12B‧‧‧Bottom 12P‧‧‧Strip convex 12U‧‧‧Separation slot 13‧‧‧Light guide 20‧‧‧Circuit board 20A‧‧‧Upper surface 20B‧‧‧Lower surface 21‧‧‧Light-emitting element 22‧‧‧Lighting Unit 30‧‧‧Stator 40‧‧‧Fan wheel

Fig. 1 shows a three-dimensional exploded view of the dazzling cooling fan of the present invention.

FIG. 2 shows a three-dimensional exploded view of the glare cooling fan of the present invention in different viewing angles (the viewing angle opposite to FIG. 1).

Fig. 3 shows a three-dimensional assembly view of the dazzling cooling fan of the present invention.

Fig. 4 shows a three-dimensional structure diagram of the light guide base of the present invention.

FIG. 5 shows the three-dimensional structure diagram of the light guide base of the present invention at different viewing angles (the viewing angle opposite to FIG. 4).

Fig. 6 shows a three-dimensional structure diagram of the light guide strip of the present invention.

FIG. 7 shows a three-dimensional exploded view of a light guide base according to another embodiment of the present invention.

FIG. 8 shows a three-dimensional assembly view of a light guide base according to another embodiment of the present invention.

FIG. 9 shows a cross-sectional view of the glare cooling fan of the present invention taken along the line C-C in FIG. 3.

Fig. 10 shows a schematic diagram of the arrangement of the light guide strip, the light guide and the circuit board of the present invention.

11 is a schematic diagram showing the arrangement of the light guide bar, the light guide and the circuit board of the present invention at different viewing angles (the viewing angle opposite to FIG. 10).

1‧‧‧Dazzling cooling fan

10‧‧‧Light guide base

11‧‧‧Base body

111‧‧‧Support

111H‧‧‧Slot

112‧‧‧Axle tube

113‧‧‧Connecting rib

113H‧‧‧accommodating slot

12‧‧‧Light guide

13‧‧‧Light guide

20‧‧‧Circuit board

20B‧‧‧Lower surface

21‧‧‧Light-emitting element

22‧‧‧Lighting Unit

30‧‧‧Stator

40‧‧‧Fan wheel

Claims (17)

A dazzling heat dissipation fan includes: a light guide base, including: a base body with a support table, a shaft tube portion and a plurality of connecting ribs, the support table has at least one slot hole, and the shaft tube portion is protruded On the support table, the connecting rib is connected to the support table; and at least one light guide is arranged on the slot of the support table and covers the slot; a circuit board is arranged on the base On the supporting table of the main body, the circuit board has at least one light-emitting unit corresponding to the light guide; a stator is sleeved on the shaft tube portion of the base body, and the stator is electrically connected to the Circuit board; and a fan wheel pivoted on the shaft tube portion of the base body. According to claim 1, the dazzling heat dissipation fan, wherein the light guide member is tightly fitted in the slot or buckled in the slot. Such as the glare cooling fan of claim 1, wherein the light emitting direction of the light emitting unit faces the light guide member. For example, the glare cooling fan of claim 1, wherein the circuit board has an upper surface and a lower surface, the lower surface faces the support table, and the light-emitting unit is disposed on the lower surface. Such as the glare cooling fan of claim 1, wherein the slot is located on the periphery of the shaft tube portion. Such as the glare cooling fan of claim 1, wherein the light guide is integrally molded with a light guide material. Such as the glare cooling fan of claim 1, wherein the at least one light guide includes a plurality of the light guides, the support table has a plurality of the slots, and each of the light guides is respectively disposed on each of the Slotted hole. Such as the glare cooling fan of claim 7, wherein the at least one light-emitting unit includes a plurality of the light-emitting units, and each of the light-emitting units corresponds to each of the light guides. Such as the glare cooling fan of claim 7, wherein a plurality of the light guide members are arranged at intervals in a ring shape. Such as the glare cooling fan of claim 1, wherein the light guide member is arc-shaped or ring-shaped. A light guide base includes: a base body with a support stand, a shaft tube portion and a plurality of connecting ribs, the support stand has at least one slot hole, the shaft tube portion is protruding from the support stand, and the connection The rib is connected to the support platform; and at least one light guide is arranged on the slot hole of the support platform and covers the slot hole. According to claim 11, the light guide base, wherein the light guide member is tightly fitted in the slot or buckled in the slot. According to claim 11, the light guide base, wherein the slot is located on the periphery of the shaft tube portion. Such as the light guide base of claim 11, wherein the light guide is integrally molded with a light guide material. According to claim 11, the light guide base, wherein the at least one light guide includes a plurality of the light guides, the support table has a plurality of the slots, and each of the light guides is respectively disposed on each of the Slotted hole. According to the light guide base of claim 15, wherein a plurality of the light guide members are arranged at intervals in a ring shape. Such as the light guide base of claim 11, wherein the light guide member is arc-shaped or ring-shaped.

Images