TWM568907U - fan - Google Patents

Abstract

A fan is used to solve the problem of poor glare effect of a conventional fan. The system comprises: a fan frame, at least one corner of the fan frame has at least one light transmitting portion; at least one light emitting element is disposed in the fan frame, and light generated by the at least one light emitting element can penetrate the at least one transparent A light part; and a fan wheel rotatably provided on the fan frame.

Description

fan

This creation is about a fan, especially a fan that can produce a glare visual effect.

In addition to the existing cooling effect of the existing cooling fans, in order to increase the aesthetics of the cooling fan operation, a light-emitting diode is more widely used and incorporated in the cooling fan, so that the cooling fan operates while generating a dazzling visual effect , Thereby increasing the added value of the product and increasing consumers' willingness to buy.

Please refer to FIG. 1, which is a conventional cooling fan 9. The conventional cooling fan 9 has a fan frame 91, a driving circuit board 92, and a fan wheel 93. The fan frame 91 has a ring wall 911; the driving circuit board 92 is disposed in the ring wall 911; the driving circuit board 92 has a plurality of light-emitting elements 921; the fan wheel 93 has a plurality of transparent blades 931; 931 axially aligns the plurality of light emitting elements 921. Therefore, during the rotation of the fan wheel 93, the transparent blades 931 can cooperate with the light emitting elements 921 to produce a visual effect of light projection, so as to increase the variability of the glare of the cooling fan 9. An embodiment similar to the conventional cooling fan 9 has been disclosed in the patent case of the Republic of China Publication No. M240610 "DC fan with glare effect"

However, since the plurality of light-emitting elements 921 of the conventional cooling fan 9 are disposed in the rotation range of the fan wheel 93, the light generated by the plurality of light-emitting elements 921 during the rotation operation of the plurality of transparent blades 931. The transparent blades 931 penetrate out and scatter outward. If the user directly observes the appearance of the cooling fan 9, the light emitting range of the plurality of light emitting elements 921 is only limited to the cooling air. In the central part of the fan 9, the light of the light emitting elements 921 cannot be scattered by the ring wall 911 of the fan frame 91. Therefore, in terms of consumers pursuing a novel and novel mentality, the visual effect of the cooling fan 9 generating glare still has room for improvement.

In view of this, the conventional cooling fan still needs to be improved.

In order to solve the above problem, the purpose of this creation is to provide a fan, which has at least one light-transmitting part at the corner of the fan frame, so that the light generated by the light-emitting element can penetrate the fan frame to show different looks. Light visual effects.

The following directional or similar terms in this creation, such as "front", "rear", "left", "right", "up (top)", "down (bottom)", "inside", "outside" , "Side", etc., are mainly referred to the direction of the attached drawings, and each directionality or its approximate terms are only used to help explain and understand the embodiments of the creation, not to limit the creation.

The fan of this creation includes: a fan frame, at least one corner of the fan frame has at least one light transmitting portion; at least one light emitting element is provided in the fan frame, and the light generated by the at least one light emitting element can penetrate The at least one light transmitting portion; and a fan wheel are rotatably disposed on the fan frame.

According to this, the fan of this creation utilizes at least one light transmitting portion at the corner of the fan frame, and the light generated by the at least one light-emitting element can penetrate the at least one light transmitting portion; when the fan wheel rotates and moves In the process, in addition to helping to dissipate heat, light generated by the at least one light-emitting element can be scattered by the at least one light-transmitting portion, and a user can view the glare visual effect presented by the at least one light-emitting element from around the fan frame. This will not only bring more business opportunities to the industry, but also have both practicality and beauty.

Wherein, the fan frame has a frame, the number of the corners is several, the number of the light transmitting portions is several, and the plurality of light transmitting portions are respectively disposed at the corners of the frame. So that several The light-transmitting part has the effect of enhancing the gorgeous visual effect.

Wherein, the frame body has a plurality of side wall portions, and at least one corner portion is provided between any two adjacent side wall portions. The plurality of light transmitting portions are disposed at the side wall portion adjacent to the corner portion, or / and At the corner. In this way, it has the effect that the area of the light transmitting portion can be adjusted.

Wherein, the frame has at least one axial recessed portion, the at least one light emitting element is located in the at least one axial recessed portion, and the at least one light transmitting portion communicates with the at least one axial recessed portion. In this way, it has the effect of ensuring that the light of the at least one light emitting element can be scattered outwardly through the at least one light transmitting portion.

Wherein, the fan frame has a base provided in the frame body, the frame body is provided with at least one notch communicating with the at least one axial recess, the fan further comprises a circuit board provided on the base, and the at least one light-emitting An element is disposed on the circuit board, and the circuit board penetrates the at least one notch, so that the at least one light emitting element is located in the at least one axial recess. In this way, it has the effect of ensuring that the light of the at least one light-emitting element can penetrate the at least one light-transmitting portion.

Wherein, the circuit board has a ring body provided on the base, the circuit board has a plurality of ribs connected to the outer periphery of the ring body, the number of the light-emitting element elements is several, the axial recess, the notch and the light-emitting element system In order to correspond to the number of the plurality of light-emitting elements, the plurality of light-emitting elements are provided on the plurality of ribs, and the plurality of ribs respectively penetrate the plurality of notches. In this way, the structure is simple and easy to manufacture and assemble, which has the effects of reducing manufacturing costs and improving assembly convenience.

Wherein, the fan frame has a plurality of ribs connecting the base and the slots of the frame. In this way, the plurality of ribs have the effect that the plurality of ribs of the circuit board can be disposed.

Wherein, each of the ribs has a hot-melt positioning post penetrating through a through hole of each of the convex ribs by hot-melt bonding. In this way, it has the effect of improving the stability of the combination of each of the ribs and each of the convex ribs.

Wherein, it further comprises a plurality of light-emitting bodies arranged on the circuit board, the fan wheel has a hub and a plurality of blades, the hub has a light guide ring portion axially aligning the light-emitting bodies, and the blades are arranged around the The outer periphery of the wheel. In this way, the light generated by the light emitters can pass through. The effect of scattering by the light guide ring portion.

Wherein, the light guide ring portion is formed by a plurality of grooves, and the openings of the plurality of grooves face the light emitters. In this way, the structure is simple and easy to manufacture, which has the effect of reducing manufacturing costs, and at the same time, the robustness of the hub structure can be further improved.

Wherein, it further includes at least one light guide, and the at least one light guide is received in the at least one axial recess. In this way, it has the effect of preventing the light of the at least one light-emitting element from being too dazzling due to direct rays.

Wherein, the at least one light guide is made of a matte acrylic material. In this way, it has the effect of causing the at least one light-emitting element to produce a halo.

Wherein, the at least one light guiding member has a first light guiding surface, the first light guiding surface is axially aligned with the at least one light emitting element, and the first light guiding surface is formed with a specific light shape pattern. In this way, the light pattern can be used to provide identification and decoration.

Wherein, the at least one light guiding member has a second light guiding surface, and the second light guiding surface positions the at least one light transmitting portion. In this way, the effect that the at least one light emitting element can be scattered from the light transmitting portion through the second light guide surface is provided.

Wherein, the light transmitting portion forms a pattern or a character. In this way, the pattern or text can be used to provide identification and decoration.

Wherein, the light transmitting portion is hollow. In this way, it has the effect of allowing the light of the light emitting element to pass directly through the light transmitting portion.

The light-emitting element is an LED having three primary colors of RGB. In this way, the system has the effect of generating a combination of multiple different colors.

The light-emitting element has at least two kinds of colored light. In this way, the light-emitting element has the effect of generating different light colors.

[This creation]

1‧‧‧ fan frame

11‧‧‧Frame

11a‧‧‧Side wall section

11b‧‧‧Corner

111‧‧‧ axial recess

112‧‧‧Slot

12‧‧‧ base

121‧‧‧ shaft tube

13‧‧‧ rib

131‧‧‧Hot melt positioning post

14‧‧‧Light transmission department

2‧‧‧light-emitting element

3‧‧‧ fan wheel

31‧‧‧ Wheel

311‧‧‧Light guide ring section

311a‧‧‧groove

32‧‧‧ Blade

4‧‧‧Circuit Board

41‧‧‧ ring body

42‧‧‧ raised rib

421‧‧‧through hole

5‧‧‧ light guide

51‧‧‧first light guide surface

52‧‧‧Second light guide surface

6‧‧‧ Luminous body

C‧‧‧ Corner

P‧‧‧light pattern

〔Usually〕

9‧‧‧cooling fan

91‧‧‧fan frame

911‧‧‧circle wall

92‧‧‧Drive circuit board

921‧‧‧Light-emitting element

93‧‧‧Fan wheels

931‧‧‧ transparent blade

[Fig. 1] An exploded perspective view of a conventional cooling fan.

[Fig. 2] An exploded perspective view of a preferred embodiment of the present invention.

[Fig. 3] A partially enlarged sectional view as shown in Fig. 2.

[Fig. 4] A combined top view of a preferred embodiment of the present invention.

[Fig. 5] A combined sectional view of a preferred embodiment of the present invention.

In order to make the above and other purposes, features, and advantages of this creation more obvious and easy to understand, the following describes the preferred embodiment of this creation in conjunction with the attached drawings for detailed description as follows: Please refer to FIG. 2, It is a preferred embodiment of the creative fan, which includes a fan frame 1, at least one light emitting element 2, and a fan wheel 3. The at least one light emitting element 2 is disposed in the fan frame 1, and the fan wheel 3 is rotatably Set in the fan frame 1. It is worth mentioning that this creation can be applied to a fan such as a blower fan or an axial flow fan. Although this embodiment takes the axial flow fan as an example, it is not limited thereto.

The fan frame 1 has a frame 11; in detail, the frame 11 of this embodiment may have a plurality of side wall portions 11a, and a corner portion 11b between any two adjacent side wall portions 11a. The portion 11b is located substantially at the corner C of the frame 11; in this embodiment. The side wall portion 11a is in a straight state, and the corner portion 11b is in a chamfered state. In addition, at least one corner C of the frame body 11 may further have at least one axial recess 111 for setting the at least one light-emitting element 2; in addition, the frame body 11 may be provided with at least one notch 112 on an inner circumferential surface, The at least one notch 112 communicates with each of the axial recesses 111. In particular, the corner C and the axial recessed portion 111 of the present embodiment are correspondingly provided, which means that each corner C is provided with the axial recessed portion 111 and each of the notches 112 Each of the axial recesses 111 is communicated with each other.

The fan frame 1 has a base 12 disposed in the frame body 11, and the base 12 has a shaft tube 121 for the fan wheel 3 to be rotatably disposed. In this embodiment, the fan frame 1 further has a plurality of ribs 13 connecting the base 12 and the frame 11 so that the base 12 can be stably disposed in the frame 11. The plurality of ribs 13 are preferably connected to the plurality of notches 112 of the frame 11, and each of the ribs 13 preferably has a hot-melt positioning post 131.

In addition, the corner C of the fan frame 1 has at least one light transmitting portion 14. For example, the at least one light transmitting portion 14 may be located at only one corner C of the fan frame 1, or the at least one The light transmitting portions 14 may also be located at two corners C of the fan frame 1. In this embodiment, the number of the light transmitting portions 14 is preferably several, and the plurality of light transmitting portions 14 are respectively disposed on the frame. C at each corner of the body 11. The material and shape of the light-transmitting portion 14 are not limited, and are based on the principle of being capable of transmitting light. For example, the frame body 11 may be made of a composite material; that is, the side wall portion 11a of the frame body 11 may be made of an opaque material, and the corner portion 11b of the frame body 11 is made of a light-transmissive material. The material is made to form the light transmitting portion 14 so that the light emitting element 2 can transmit light through the light transmitting portion 14.

Alternatively, in this embodiment, the corner C of the frame 11 may be selected as a partially hollowed out form, so that the light transmitting portion 14 is formed from the hollowed out part, so that the light of the light emitting element 2 can be directly transmitted The light-transmitting portion 14 penetrates out to achieve effects such as reducing cost and improving light-transmitting effect. Among them, the light transmitting portion 14 is preferably formed into a pattern or a character, thereby the pattern or the character can be used to provide the effect of identification and decoration. In addition, the plurality of light transmitting portions 14 may be disposed on the side wall portion 11a adjacent to the corner portion 11b, or on the corner portion 11b, or on the corner portion 11b and the side wall portion 11a adjacent to the corner. At the portion 11b, the area of the light transmitting portion 14 is adjusted according to actual needs.

The number of the light emitting elements 2 in this embodiment is several, and the plurality of light emitting elements 2 are respectively located in the plurality of axial recessed portions 111; since the plurality of axial recessed portions 111 are communicated with the plurality of light transmitting portions 14, respectively, The light generated by the light-emitting element 2 can be transmitted through the corresponding axial recessed portion 111. The transparent portion 14 penetrates directly to the outside of the fan frame 1. Wherein, the light-emitting element 2 can have at least two kinds of colored light, so that the light-emitting element 2 can produce different light color effects. In this embodiment, the light-emitting element 2 is an LED with three primary colors of RGB, thereby generating a combination of multiple different colors.

The fan wheel 3 has a hub 31 and a plurality of blades 32. The hub 31 may have a light guide ring portion 311, and the light guide ring portion 311 may be a ring groove. Alternatively, in this embodiment, the light guide ring portion 311 is preferably It is formed by several grooves 311a. In this way, the structure of the light guide ring portion 311 is simple and convenient to manufacture, which has the effect of reducing the manufacturing cost, and at the same time, the robustness of the structure of the hub 31 can be further improved. The blades 32 are arranged around the outer periphery of the hub 31.

The fan of the present invention may further include a circuit board 4 disposed on the base 12, and each of the light emitting elements 2 disposed on the circuit board 4. A part of the circuit board 4 may pass through the plurality of notches 112, so that the plurality of lights are emitted. The elements 2 are respectively located in the plurality of axial recesses 111. In detail, the circuit board 4 may have a ring body 41 provided on the outer periphery of the shaft tube 121 of the base 12, the circuit board 4 may further have a plurality of ribs 42 connected to the outer periphery of the ring body 41, and the light emitting elements. 2 are respectively provided on the plurality of protruding ribs 42 so that the plurality of protruding ribs 42 penetrate the plurality of notches 112 respectively, so that the plurality of light emitting elements 2 can be respectively located in the plurality of axial recesses 111. Wherein, each of the ribs 42 may have a through hole 421, and each of the through holes 421 is used for penetration and thermal fusion of the hot-melt positioning pillars 131 of each of the ribs 13, so as to improve the combination of each of the ribs 13 and each of the ribs 42. Sex.

Please refer to FIG. 2 and FIG. 3, the fan of the present invention may further include at least one light guide member 5. In this embodiment, the light guide member 5 and the axial recessed portion 111 are provided in corresponding numbers, so the The number of the light guides 5 is several, and the plurality of light guides 5 are respectively accommodated in the axial recesses 111 to prevent the light of the light emitting elements 2 from being too dazzling due to direct rays. In detail, each of the light guides 5 may have a first light guide surface 51 and a second light guide surface 52, and each of the first light guide surfaces 51 is axially aligned with each of the light emitting elements 2, and each of the first The light guide surface 51 is preferably formed with a specific light pattern P; The light pattern P is used to provide the effect of identification and decoration. In addition, each of the second light guiding surfaces 52 is aligned with each of the light transmitting portions 14 so that the light emitting elements 2 can be scattered from the light transmitting portions 14 through the second light guiding surfaces 52. In this embodiment, each of the light guides 5 is made of a matte acrylic material, so that the light generated by each of the light emitting elements 2 can be projected indirectly through each of the light guides 5, In order to produce a decorative effect like halo or different light colors.

The fan of this creation may further include a plurality of light emitters 6, which are disposed on the circuit board 4, and the light emitters 6 are axially aligned with the light guide ring portion 311 of the hub 31; and the plurality of recesses The openings of the grooves 311 a are preferably oriented toward the light emitting bodies 6, so that the light generated by the light emitting bodies 6 can pass through the hub 31 through the light guide ring portion 311.

Please refer to FIGS. 4 and 5. According to the foregoing structure, the light emitting elements 2 are respectively provided on the plurality of ribs 42 of the circuit board 4, and the plurality of ribs 42 respectively penetrate the plurality of notches 112. The plurality of light emitting elements 2 can be respectively located in the plurality of axial recesses 111; since the plurality of axial recesses 111 are respectively connected with the plurality of light transmitting portions 14 provided at the corners C of the fan frame 1, The light generated by the plurality of light-emitting elements 2 can penetrate the plurality of light-transmitting portions 14 to present a dazzling visual effect in different forms. In addition, the plurality of light guides 5 are respectively accommodated in the plurality of axial recesses 111, so that the light generated by each of the light emitting elements 2 can be projected indirectly through each of the light guides 5 to generate a halo. Or the decorative effect of different light source colors; and each of the first light guide surfaces 51 can be formed with a specific light-shaped pattern P, whereby the light-shaped pattern P can be used to provide identification and decoration effects.

In addition, the plurality of light emitting bodies 6 can be disposed on the circuit board 4 and axially align the light guide ring portion 311 of the hub 31, so that the light generated by the plurality of light emitting bodies 6 can pass through the light guide ring portion 311.透 此轮 轮 31。 Through the hub 31. In this way, in the process of rotating the hub 31, in addition to helping to dissipate heat, the light generated by the plurality of light emitting bodies 6 can present dazzling visual effects in different forms.

In summary, the fan of this creation uses at least one light transmitting portion at the corner of the fan frame, and the light generated by the at least one light emitting element can penetrate the at least one light transmitting portion; when the fan wheel During the rotation operation, in addition to helping to dissipate heat, the light generated by the at least one light-emitting element can be scattered by the at least one light-transmitting portion, and the user can view the glare presented by the at least one light-emitting element from around the fan frame. The visual effect and the form of the pattern or text formed by the light-transmitting portion can display the beauty of the predetermined pattern or text and achieve an alternative publicity effect. This will not only bring more business opportunities to the industry, but also have both practicality and beauty.

Although this creation has been disclosed using the above-mentioned preferred embodiments, it is not intended to limit this creation. Anyone skilled in this art can make various changes and modifications to the above-mentioned embodiments without departing from the spirit and scope of this creation. The technical scope protected by the creation, so the scope of protection of this creation shall be determined by the scope of the attached patent application.

Claims (18)

A fan comprises: a fan frame, at least one corner of the fan frame has at least one light transmitting portion; at least one light emitting element is disposed in the fan frame, and light generated by the at least one light emitting element can penetrate the at least A light transmitting part; and a fan wheel rotatably disposed on the fan frame. The fan according to item 1 of the scope of patent application, wherein the fan frame has a frame body, the number of the corners is several, the number of the light transmitting portions is several, and the plurality of light transmitting portions are respectively provided on the frame. Each corner of the frame. The fan according to item 2 of the scope of patent application, wherein the frame has a plurality of side wall portions, at least one corner portion is provided between any two adjacent side wall portions, and the plurality of light transmitting portions are disposed on the side. The wall portion is adjacent to the corner portion or / and is disposed at the corner portion. The fan according to item 2 of the patent application scope, wherein the frame has at least one axial recess, the at least one light emitting element is located in the at least one axial recess, the at least one light transmitting portion and the at least one axial direction The recesses communicate. The fan according to item 4 of the scope of patent application, wherein the fan frame has a base provided in the frame body, the frame body is provided with at least one notch communicating with the at least one axial recess, and the fan further includes a circuit The board is disposed on the base, the at least one light emitting element is disposed on the circuit board, and the circuit board penetrates the at least one notch so that the at least one light emitting element is located in the at least one axial recess. The fan according to item 5 of the scope of patent application, wherein the circuit board has a ring body provided on the base, the circuit board has a plurality of ribs connected to the outer periphery of the ring body, and the number of the light-emitting element elements is several. The number of the axial recesses, the notches and the light emitting elements are correspondingly provided. The plurality of light emitting elements are provided on the plurality of ribs, and the plurality of ribs respectively penetrate the plurality of notches. The fan according to item 6 of the scope of patent application, wherein the fan frame has a plurality of ribs connecting the base and the plurality of notches in the frame. The fan according to item 7 of the scope of the patent application, wherein each of the ribs has a hot-melt positioning post penetrating through a through hole of each of the convex ribs by hot-melt bonding. The fan according to item 5 of the scope of patent application, further comprising a plurality of luminous bodies arranged on the circuit board, the fan wheel has a hub and a plurality of blades, and the hub has a light guide ring portion axially aligned with each of the luminous bodies. The blades are arranged around the outer periphery of the hub. The fan according to item 9 of the scope of patent application, wherein the light guide ring portion is formed by a plurality of grooves, and the openings of the plurality of grooves face the light emitters. The fan according to item 4 of the patent application scope further includes at least one light guide, and the at least one light guide is received in the at least one axial recess. The fan according to item 11 of the scope of patent application, wherein the at least one light guide is made of a matte acrylic material. The fan according to item 11 of the patent application scope, wherein the at least one light guide has a first light guide surface, the first light guide surface axially aligns the at least one light emitting element, and each of the first light guides The surface is formed with a specific light pattern. The fan according to item 11 of the scope of patent application, wherein the at least one light guide has a second light guide surface, and the second light guide surface positions the at least one light transmitting portion. The fan according to any one of claims 1 to 14, wherein the light transmitting portion forms a pattern or a text. The fan according to item 15 of the scope of patent application, wherein the light transmitting portion is hollow. The fan frame according to any one of claims 1 to 14, wherein the light emitting element is an LED having three primary colors of RGB. The fan according to any one of claims 1 to 14, wherein the light-emitting element has at least two kinds of colored light.