TWI674376B - Glare cooling fan and its light guiding base - Google Patents

Abstract

The present invention relates to a glare radiating fan and a light guide base thereof. The glare cooling fan includes a light guide base, a circuit board, a stator, and a fan. The light guide base includes a base body and at least one light guide bar. The base body has a support base, a shaft tube portion and a plurality of connecting ribs. The shaft tube portion is protruded from the support base. The connecting rib is connected to the supporting platform. The light guide bar is disposed on at least one of the connection ribs. The circuit board is disposed on the support base of the base body. The circuit board has at least one light emitting element, and the light emitting element corresponds to the light guide bar. 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 pivotally disposed on the shaft tube portion of the base body.

Description

Glare cooling fan and light guide base thereof

The present invention relates to a fan and a base thereof, and more particularly, to a glare cooling fan and a light guide base thereof.

It is known that in order to produce a luster change effect, a cooling fan is generally directly arranged on a side wall of a fan frame. However, the above-mentioned conventional structural configuration can only make the side wall produce a brilliance change effect, and cannot make the base produce a glare effect.

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

In one embodiment, a 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 bar. The base body has a support base, a shaft tube portion and a plurality of connecting ribs. The shaft tube portion is protruded from the support base. The connecting rib is connected to the supporting platform. The light guide bar is disposed on at least one of the connection ribs. The circuit board is disposed on the support base of the base body. The circuit board has at least one light emitting element, and the light emitting element corresponds to the light guide bar. 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 pivotally disposed 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 bar. The base body has a support base, a shaft tube portion and a plurality of connecting ribs. The shaft tube portion is protruded from the support base. The connecting rib is connected to the supporting platform. The light guide bar is disposed on at least one of the connection ribs.

In one embodiment, a 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. The base body has a support base, a shaft tube portion and a plurality of connecting ribs. The support platform has at least one slot. The shaft tube portion is protruded from the support base. The connecting rib is connected to the supporting platform. The light guide is disposed in the slot of the support base. The circuit board is disposed on the support base of the base body. 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 pivotally disposed 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. The base body has a support base, a shaft tube portion and a plurality of connecting ribs. The support platform has at least one slot. The shaft tube portion is protruded from the support base. The connecting rib is connected to the supporting platform. The light guide is disposed in the slot of the support base.

FIG. 1 shows an exploded perspective view of the glare cooling fan according to the present invention. FIG. 2 is an exploded perspective view of the glare cooling fan according to the present invention at different viewing angles (views opposite to FIG. 1). FIG. 3 is a three-dimensional assembled view of the glare cooling fan according to the present invention. With reference to FIG. 1, FIG. 2 and FIG. 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 40.

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

The base body 11 has a support base 111, a shaft tube portion 112 and a plurality of connecting ribs 113. In one embodiment, the support base 111 has at least one slot hole 111H. In this embodiment, the support base 111 has a plurality of the slot holes 111H. The shaft tube portion 112 is protruded from the support base 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 tube portion 112 can be coupled to the base body 11 by snapping, socketing, tight fitting or screwing.

The connecting rib 113 is connected to the supporting base 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 connection ribs 113 has an accommodation slot 113H.

FIG. 4 is a three-dimensional structure diagram of a light guide base of the present invention. FIG. 5 is a three-dimensional structure diagram of the light guide base of the present invention at different viewing angles (views opposite to FIG. 4). With reference to FIG. 2, FIG. 4, and FIG. 5, in this embodiment, each of the light guide bars 12 is respectively disposed in a receiving slot 113H of each of the connection ribs 113.

FIG. 6 shows a three-dimensional structure diagram of a light guide strip according to the present invention. With reference to FIG. 4 and FIG. 6, the light guide strip 12 has a bottom portion 12B and two strip-shaped convex portions 12P. The strip-shaped convex portion 12P is convexly disposed on the bottom portion 12B, and the two strip-shaped convex portions 12P are tightly fitted to the receiving slot 113H. Preferably, a partition groove 12U is provided between the two strip-shaped convex portions 12P, and the partition groove 12U can provide a concession required when the strip-shaped convex portions 12P are tightly fitted to the receiving slot holes 113H space.

In this embodiment, the light guide strip 12 is integrally formed by using a light guide material. The light guide material is a material that can transmit, reflect, refract, and scatter light, such as polycarbonate (Polycarbonate, PC) or Polymethyl methacrylate (PMMA). In addition, in this embodiment, the light guide strips 12 are straight. In one embodiment, the light guide strips 12 may have other geometric shapes.

Referring again to FIG. 1, FIG. 2 and FIG. 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. The light member 13 is disposed in the slot 111H of the support base 111. Preferably, the light guide 13 is tightly fitted into the slot hole 111H or snaps into the slot hole 111H.

FIG. 7 shows an exploded perspective view of a light guide base according to another embodiment of the present invention. FIG. 8 is a three-dimensional assembled view of a light guide base according to another embodiment of the present invention. With reference to FIG. 7 and FIG. 8, in another embodiment, the light guide 13 may be disposed on the slot hole 111H, and fixed to the slot hole 111H in an adhesive, clip, or snap manner. 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 is used as a light emitting hole. In one embodiment, the light guide 13 may be a light guide post.

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 disposed in each of the slot holes 111H of the support base 111. And preferably, a plurality of the light guides 13 are arranged in a ring-shaped space.

In this embodiment, the light guide 13 is integrally formed by using a light guide material. The light guide material is a material that can transmit, reflect, refract and scatter light, such as polycarbonate (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 of FIG. 3. As shown in FIG. 1, FIG. 2 and FIG. 9, the circuit board 20 is disposed above the support base 111 of the base body 11.

FIG. 10 is a schematic diagram showing the arrangement of the light guide strip, the light guide and the circuit board according to the present invention. FIG. 11 is a schematic diagram showing the arrangement of the light guide strip, the light guide, and the circuit board of the present invention at different viewing angles (view angles opposite to FIG. 10). With reference to FIG. 9, FIG. 10 and FIG. 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 support base 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 guides. Light strip 12.

In addition, in order to enable the light guide 13 to produce a glare effect, in an 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 front and back, the light guide 13 in left and right, or the light guide 13 in up and down.

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.光 件 13。 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 colored lights (such as RGB).

Referring again to FIGS. 1, 2 and 3, 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 pivotally disposed on the shaft tube portion 112 of the base body 11.

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

The above embodiments are only for explaining the principle of the present invention and its effects, and not for limiting the present invention. Therefore, those skilled in the art can modify and change the above 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‧‧‧ Glare cooling fan

10‧‧‧ Light Guide Base

11‧‧‧ base body

111‧‧‧Support

111H‧‧‧Slot

112‧‧‧Shaft Tube Department

113‧‧‧ connecting rib

113H‧‧‧Receiving slot

12‧‧‧light guide

12B‧‧‧ bottom

12P‧‧‧ Strip Convex

12U‧‧‧ divider

13‧‧‧light guide

20‧‧‧Circuit Board

20A‧‧‧Upper surface

20B‧‧‧ lower surface

21‧‧‧Light-emitting element

22‧‧‧light-emitting unit

30‧‧‧ stator

40‧‧‧Fan wheels

FIG. 1 shows an exploded perspective view of the glare cooling fan according to the present invention.

FIG. 2 is an exploded perspective view of the glare cooling fan according to the present invention at different viewing angles (views opposite to FIG. 1).

FIG. 3 is a three-dimensional assembled view of the glare cooling fan according to the present invention.

FIG. 4 is a three-dimensional structure diagram of a light guide base of the present invention.

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

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

FIG. 7 shows an exploded perspective view of a light guide base according to another embodiment of the present invention.

FIG. 8 is a three-dimensional assembled 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 of FIG. 3.

FIG. 10 is a schematic diagram showing the arrangement of the light guide strip, the light guide and the circuit board according to the present invention.

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

Claims (37)

A glare cooling fan includes: a light guide base, including: a base body having a support base, a shaft tube portion and a plurality of connecting ribs, the shaft tube portion is protruded from the support base, the connection rib Connected to the support table; and at least one light guide bar provided on at least one of the connection ribs; a circuit board provided on the support table of the base body, the circuit board having at least one light emitting element, the light emitting The component corresponds to the light guide strip; 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 wheel is pivoted on the shaft tube of the base body unit. According to the glare-cooling fan of claim 1, at least one of the connecting ribs has a receiving slot, and the light guide strip is disposed in the receiving slot of the connecting rib. For example, the glare cooling fan of claim 2, wherein the light guide strip has a bottom and two strip-shaped protrusions, the strip-shaped protrusions are protruded on the bottom, and between the two strip-shaped protrusions With a separation slot. According to the glare light cooling fan of claim 3, two of the strip-shaped protrusions are tightly fitted to the receiving slot. For example, the dazzling heat-dissipating fan of claim 2, comprising a plurality of the light guide strips, each of the plurality of connection ribs each has a receiving slot, and each of the light guide strips is respectively provided in the capacity of each of the connection ribs Set slot. As described in claim 5, the at least one light emitting element includes a plurality of the light emitting elements, and each of the light emitting elements corresponds to each of the light guide bars. The glare cooling fan according to claim 1, wherein the light guide strip is integrally formed by using a light guide material. For example, the glare heat dissipation fan of claim 1, wherein the circuit board has an upper surface and a lower surface, the lower surface faces the support base, and the light emitting element is disposed on the lower surface. The glare heat dissipation fan according to claim 1, wherein a light emitting direction of the light emitting element is directed to the light guide bar. The glare heat dissipation fan according to claim 1, wherein the light guide bar is straight. The glare heat dissipation fan according to claim 1, wherein the light guide base further includes at least one light guide, the support base has at least one slot, and the light guide is disposed in the slot. The dazzling heat dissipation fan according to claim 11, wherein the light guide is tightly fitted to the slot hole or snaps into the slot hole. The glare heat dissipation fan according to claim 11, wherein the light guide is disposed on the slot hole and covers the slot hole. As described in claim 11, the circuit board has at least one light-emitting unit, and the light-emitting unit corresponds to the light guide. The glare heat dissipation fan according to claim 14, wherein the light emitting direction of the light emitting unit is directed to the light guide. According to the dazzling heat dissipation fan of claim 14, wherein the circuit board has an upper surface and a lower surface, the lower surface faces the support base, and the light emitting unit is disposed on the lower surface. The dazzling heat-dissipating fan according to claim 11, wherein the slot is located at the periphery of the shaft tube portion. The glare heat dissipation fan according to claim 11, wherein the light guide member is integrally formed by using a light guide material. As described in claim 11, the at least one light guide includes a plurality of the light guides, the support table has a plurality of the slot holes, and each of the light guides is disposed on each of the light guides. Slot. For example, the glare light cooling fan of item 19, wherein the circuit board further has a plurality of light emitting units, Each of the light emitting units corresponds to each of the light guides. As described in claim 19, a plurality of said light guides are arranged in a ring-shaped space. The dazzling heat-dissipating fan according to claim 11, wherein the light guide is arc-shaped or ring-shaped. A light guide base includes: a base body having a support base, a shaft tube portion and a plurality of connecting ribs, the shaft tube portion being protruded from the support base, the connecting ribs being connected to the support base; and at least A light guide bar is disposed on at least one of the connecting ribs. According to the light guide base of claim 23, at least one of the connection ribs has an accommodation slot, and the light guide bar is disposed in the accommodation slot of the connection rib. The light guide base of claim 24, wherein the light guide strip has a bottom and two strip-shaped protrusions, and the strip-shaped protrusions are protruded on the bottom, and between the two strip-shaped protrusions With a separation slot. According to the light guide base of claim 25, two of the strip-shaped protrusions fit tightly into the receiving slot. The light guide base of claim 24, comprising a plurality of said light guide strips and a plurality of said connecting ribs Each has a receiving slot, and each of the light guide strips is respectively disposed in the receiving slot of each of the connecting ribs. The light-guiding base according to claim 23, wherein the light-guiding strip is integrally formed by using a light-guiding material. The light guide base of claim 23, wherein the light guide strips are straight. According to the light guide base of claim 23, further comprising at least one light guide, the support table has at least one slot, and the light guide is disposed in the slot. The light guide base according to claim 30, wherein the light guide is tightly fitted to the slot hole or snaps into the slot hole. The light guide base of claim 30, wherein the light guide is disposed on the slot hole and covers the slot hole. The light guide base of claim 30, wherein the slot is located on the periphery of the shaft tube portion. The light-guiding base according to claim 30, wherein the light-guiding member is integrally formed by using a light-guiding material. The light guide base of claim 30, wherein the at least one light guide includes a plurality of the light guides The support base has a plurality of the slotted holes, and each of the light guides is disposed in each of the slotted holes. The light guide base of claim 35, wherein a plurality of said light guide members are arranged in a ring-shaped space. The light guide base of claim 30, wherein the light guide is arc-shaped or ring-shaped.