TWM574380U - Laterally light-guided lighting fan - Google Patents

Abstract

This creation is a kind of side-guide light-emitting fan, including a housing, a light guide plate, a light bar and a fan blade. The shell comprises an outer ring wall, an inner ring wall, a mounting space and a plurality of positioning ribs, and the inner ring wall surrounds the accommodating space; the light guiding plate comprises a light guiding wall, a light exiting portion and a plurality of supporting ribs, and one side of the light guiding wall The insertion of the light between the outer ring wall and the positioning rib causes the light-emitting portion to be exposed outside the installation space, and the support rib is attached to the inner ring wall; the light-emitting light bar is disposed in the installation space and is located below the support rib, and the light-emitting light bar comprises the circuit board And a plurality of LEDs, the circuit board is inserted between the outer ring wall and the positioning rib to make the LED surface guide the light wall, and the light emitted by the LED is transmitted to the light exiting portion through the light guiding wall; thereby simplifying the structure of the housing and the light emitting lamp The way the bar is set up.

Description

Side guide light

This creation is about a cooling fan, especially a side-guide light-emitting fan.

The use of a general cooling fan on an electronic device is mainly used to generate a forced air flow to dissipate heat from the heating element. However, in addition to the heat dissipation effect, the existing cooling fan further sets the light-emitting element on the frame of the fan; accordingly, the light of the light-emitting element can be varied in various ways to make the heat-dissipating fan produce a decorative effect and attract Consumers' eyes and choices.

The structure of the currently illuminated fan device comprises a fan frame, a fan blade disposed in the fan frame, and a plurality of light emitting diodes, wherein the light emitting diodes are respectively disposed at the corner end of the fan frame, the fan frame or the fan wheel In order to make the light-emitting diode emit light in a multi-directional manner on the fan frame. However, this type of arrangement requires the assembly of a plurality of assembly holes in the fan frame to assemble the light-emitting diode, which causes inconvenience in assembly. In addition, the fan frame also needs to be designed for the power supply of the light-emitting diode. The difficulty in manufacturing the frame and the inconvenience in assembly make it necessary to improve.

In view of this, in order to achieve the above objectives, the creator has devoted himself to researching and cooperating with the application of theory, and finally proposed a creation that is reasonable in design and effective in improving the above-mentioned defects.

One of the aims of the present invention is to provide a side-illuminated light-emitting fan, which simplifies the structure of the housing structure and the arrangement of the light-emitting light strips, and increases the convenience in manufacturing and assembly.

In order to achieve the above purpose, the present invention is a side-illuminated light-emitting fan comprising a housing, a light guide plate, a light bar and a fan blade. The housing includes an outer ring wall and an inner ring wall, and an installation space and a plurality of positioning ribs are formed between the outer ring wall and the inner ring wall, and the inner ring wall ring surrounds the accommodating space; the light guide plate includes the light guiding wall and the self a light-emitting portion extending laterally of the light-guiding wall and a plurality of support ribs connecting the light-emitting portions, one side of the light-guiding wall being interposed between the outer ring wall and the positioning rib to expose the light-emitting portion outside the installation space, and the support ribs are attached The inner ring wall; the light bar is disposed in the installation space and is located below the support rib, the light bar comprises a circuit board and a plurality of LEDs disposed on the circuit board, and the circuit board is interposed between the outer ring wall and the positioning rib The LED surface guides the light wall, and the light emitted by the LED is transmitted to the light exit portion through the light guide wall; the blade is rotatably pivoted in the accommodating space.

Compared with the prior art, the housing of the side-illuminated fan of the present invention includes an outer ring wall and an inner ring wall, and the light guide plate is interposed between the outer ring wall and the positioning rib to expose the light-emitting portion to the housing. The light strip is located below the light guide plate and faces the light guide wall. The light emitted by the LED can be transmitted to the light exit portion through the light guide plate, thereby greatly simplifying the arrangement of the light emitting fan device and allowing the external The user more clearly feels the brightness and color change of the light emitted by the light bar, which increases the practicality of the creation.

The detailed description and technical content of the present invention are described below with reference to the drawings, but the drawings are only for reference and explanation, and are not intended to limit the creation.

Please refer to FIG. 1 to FIG. 3 , which are respectively an exploded perspective view and a stereoscopic appearance of the two sides of the light-emitting fan of the side of the creation. As shown in FIG. 1 , the present invention is an assembly structure of a side-illuminated light-emitting fan 1 , including a housing 10 , a light guide plate 20 , a light bar 30 and a blade 40 . The light guide plate 20 and the blade 40 are fastened in the housing 10. The light bar 30 is disposed on one side of the light guide plate 20, and the light emitted by the light bar 30 can be The light-emitting fan 1 is configured to be transmitted to the outside through the refraction of the light guide plate 20, thereby constituting the side-illuminated light-emitting fan 1. The structure of the side-illuminated light-emitting fan 1 will be described in more detail later.

The housing 10 includes an outer ring wall 11 and an inner ring wall 12. An installation space 100 and a plurality of positioning ribs 13 are formed between the outer ring wall 11 and an inner ring wall 12, and the inner ring wall 12 is surrounded by a ring. There is an accommodation space 101. Preferably, the installation space 100 is an annular groove for arranging the light bar 30.

The light guide plate 20 includes a light guide wall 21 , a light exit portion 22 extending laterally from the light guide wall 21 , and a plurality of support ribs 23 connecting the light exit portions 22 . Moreover, one side of the light guiding wall 21 is interposed between the outer ring wall 11 and the positioning ribs 13 to expose the light exiting portion 22 outside the mounting space 100, and the supporting ribs 23 are attached thereto. Inner ring wall 12.

The light bar 30 is disposed in the installation space 100 and is located below the support ribs 23. The light bar 30 includes a circuit board 31 and a plurality of LEDs 32 disposed on the circuit board 31. The circuit board 31 is interposed between the outer ring wall 11 and the positioning ribs 13 such that the LEDs 32 face the light guiding wall 21, so that the light emitted by the LEDs 32 passes through the light guiding wall 21. Conducted to the light exit portion 22.

Specifically, the circuit board 31 is a flexible circuit board, and the circuit board 31 is enclosed in the installation space 100 and enclosed in a ring shape. Furthermore, the blade 40 is rotatably pivoted in the accommodating space 101 to generate a forced air flow.

Please refer to FIG. 4 and FIG. 5 separately, which are respectively two cross-sectional views of the luminous fan device of the present invention. As shown in FIG. 4, the light exit portion 22 has an oblique guide surface 221 which is positioned between the light guide wall 21 and the positioning ribs 13. Preferably, the inclined guiding surface 221 exposes the outer ring wall 11 . In addition, a spacing 230 is formed between the light guiding wall 21 and the supporting ribs 23.

It should be noted that the arrangement of the inclined guiding surface 221 can facilitate the external user to more clearly feel the brightness and color change of the light emitted by the light bar 30.

In this embodiment, the light guide plate 20 is formed with an inner ring flange 24, and the inner ring flange 24 is connected to the light exit portion 22 and the support ribs 23 and spans the inner ring wall 12. In an embodiment of the present invention, the positioning ribs 13 are disposed at intervals in the bottom of the installation space 100. In addition, the outer ring wall 11 has a hollow ring groove 110 that exposes a portion of the light guiding wall 21.

In addition, as shown in FIG. 5, the outer ring wall 11 is provided with a plurality of card slots 111. Further, the light guide plate 20 is formed with a plurality of bumps 211 on the outer side of the light guiding wall 21, and the bumps 211 are formed. The card is stuck in the card slots 111.

Please refer to FIG. 6 again, which is a schematic diagram of the illumination of the light-emitting fan of the side guide light of the present invention. In this embodiment, the light bar 30 is disposed in the installation space 100 and is located below the support ribs 23. Therefore, the light emitted by the LEDs 32 is partially emitted to the light guiding wall 21 of the light guiding plate 20, and part of the light is emitted to the supporting rib 23 of the light guiding plate 20, and a part of the light is emitted. The hollow ring groove 110 from the outer ring wall 11 is emitted to the outside.

Further, the light emitted to the portion of the light guiding wall 21 and the supporting rib 23 is transmitted through the light guiding wall 21 and the supporting ribs 23 to the light exiting portion 22, thereby exposing the 10 (the outer ring wall 11 and The inner ring wall 12. According to this, the light bar 30 can expose the housing 10.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the scope of the patents of the present invention. Other equivalent variations of the patent spirit using the present invention are all within the scope of the patent.

1‧‧‧ Side light light fan

10‧‧‧Shell

100‧‧‧ installation space

101‧‧‧ accommodating space

11‧‧‧ outer ring wall

110‧‧‧镂空环槽

111‧‧‧ card slot

12‧‧‧ Inner Ring Wall

13‧‧‧ positioning ribs

20‧‧‧Lighting fascia

21‧‧‧Light guide wall

211‧‧‧Bumps

22‧‧‧Lighting Department

221‧‧‧ oblique guide

23‧‧‧Support ribs

230‧‧‧ spacing

24‧‧‧ Inner ring flange

30‧‧‧Light strips

31‧‧‧ boards

32‧‧‧LED

40‧‧‧ fan leaves

1 and FIG. 2 are schematic exploded perspective views of the side of the light-emitting fan of the side of the present invention;

3 is a schematic perspective view of a light-emitting fan of the side guide light of the present invention;

4 and FIG. 5 are two combined cross-sectional views of the side-illuminated light-emitting fan of the present invention;

Fig. 6 is a schematic view showing the illumination of the side-illuminated light-emitting fan of the present invention.

Claims (10)

A side-guide light-emitting fan includes: a housing including an outer ring wall and an inner ring wall, and an installation space and a plurality of positioning ribs formed between the outer ring wall and an inner ring wall, the inner ring wall The circumference of the light guide wall includes a light guide wall and a light exiting portion extending laterally from the light guide wall and a plurality of support ribs connecting the light exit portion, one side of the light guide wall being inserted Between the outer ring wall and the positioning ribs, the light-emitting portion is exposed outside the installation space, the support ribs are attached to the inner ring wall; a light-emitting strip disposed in the installation space and located in the Under the support ribs, the light bar comprises a circuit board and a plurality of LEDs disposed on the circuit board, the circuit board is interposed between the outer ring wall and the positioning ribs to make the LEDs face the guide In the light wall, the light emitted by the LEDs is transmitted to the light exiting portion through the light guiding wall; and a blade is rotatably pivoted in the receiving space. The side-illuminated light-emitting fan of claim 1, wherein the installation space is an annular groove. The side-illuminated light-emitting fan of claim 1, wherein the outer ring wall has a hollow ring groove, the hollow ring groove exposing a portion of the light guiding wall. The side-illuminated light-emitting fan of claim 1, wherein the positioning ribs are spaced apart at a bottom of the installation space. The light guide fan of the side guide light according to claim 1, wherein the outer ring wall is provided with a plurality of card slots, and the light guide plate is formed with a plurality of bumps on the outer side of the light guide wall, and the bump blocks are The cassette is in the card slots. The light guide fan of the side guide light according to claim 1, wherein the light guide plate is formed with an inner ring flange, the inner ring flange connecting the light exit portion and the support ribs, and spanning therein On the ring wall. The light-emitting fan of the side guiding light according to claim 1, wherein the light-emitting portion has an oblique guiding surface which is located between the light guiding wall and the positioning ribs. The side-illuminated light-emitting fan of claim 7, wherein the oblique guide surface exposes the outer ring wall. The light guide fan of the side guide light according to claim 7, wherein a gap is formed between the light guide wall and the support ribs. The side-illuminated light-emitting fan of claim 1, wherein the circuit board is a flexible circuit board, and the circuit board is enclosed in the installation space and surrounded by a ring.