Luminous cooling fan

Abstract

The utility model relates to a light-emitting cooling fan which comprises a frame body, a containing cavity is formed in the middle of the frame body, rotatable fan blades are arranged in the containing cavity, the frame body comprises a light guide frame, an upper cover, a lower cover and a light blocking piece, the upper cover and the lower cover are arranged at the upper end and the lower end of the light guide frame in a buckled mode respectively, and the light blocking piece is arranged on the outer side of the light guide frame in a buckled mode. The upper cover and the lower cover are directly arranged on the light guide frame in a buckled mode, screws or bolts are not needed, assembly is convenient, cost is low, and the overall structure is more compact.

Description

Technical Field

[0001] The utility model relates to the field of heat dissipation fans, in particular to a luminous heat dissipation fan. Background Art

[0002] A cooling fan is a fan used to cool a computer case or heat sink fins. It may be installed inside or outside the case, or on the heat sink fins. The purpose of a cooling fan is to bring cooler air into the case, exhaust the hotter air inside, or allow air to pass through the heat sink to cool other components. At present, with the increasing popularity of computers, many users not only want their computers to have good performance, but also want the computer itself to have a good appearance. For the above purposes, many manufacturers or users who assemble computer hosts by themselves set part of the structure of the case to be transparent when configuring the computer host, and set a light guide on the cooling fan to emit colorful light effects through the light guide.

[0003] The existing luminous cooling fan includes an upper cover, a lower cover and a light guide. During assembly, the light guide is embedded in the upper cover and the lower cover, which makes installation complicated and requires fixing the upper cover and the lower cover with screws or bolts, making assembly inconvenient and costly. Utility Model Content

[0004] The utility model aims to provide a light-emitting heat dissipation fan, the upper cover and the lower cover of which are directly buckled on a light guide frame without using screws or bolts, so the assembly is convenient and the cost is low.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A luminous heat dissipation fan comprises a frame, a middle portion of which is formed with a receiving cavity, a rotatable fan blade is arranged in the receiving cavity, the frame comprises a light guide frame, an upper cover, a lower cover and a light blocking member, the upper cover and the lower cover are respectively buckled at the upper and lower ends of the light guide frame, and the light blocking member is buckled on the outer side of the light guide frame.

[0007] As a preferred solution, two opposite sides of the light guide frame are respectively provided with X-shaped light emitting parts, and the outer side wall of the lower cover is provided with a clearance notch for exposing the light emitting part. During assembly, the light emitting part is located at the clearance notch.

[0008] As a preferred solution, the upper cover is provided with a first buckle extending downward, the lower cover is provided with a second buckle extending upward, the light guide frame is provided with a buckle portion, and the buckle portion is provided with a rectangular opening. During assembly, the first buckle is buckled on the upper side wall of the rectangular opening, and the second buckle is buckled on the lower side wall of the rectangular opening.

[0009] As a preferred solution, the lower cover is provided with a snap-fitting portion, and a snap-fitting groove corresponding to the snap-fitting portion is formed between the light-emitting portion and the buckle portion. During assembly, the snap-fitting portion is embedded in the snap-fitting groove.

[0010] As a preferred embodiment, the light-emitting portion includes two intersecting light guide strips, and a first hollow area and a second hollow area are formed on the upper and lower sides of the intersection of the two light guide strips, respectively, and a third hollow area and a fourth hollow area are formed on the left and right sides of the intersection of the two light guide strips, respectively, the upper cover is provided with a first light-blocking portion for blocking the first hollow area, the lower cover is provided with a second light-blocking portion for blocking the second hollow area, and the above-mentioned light-blocking members are respectively provided in the third hollow area and the fourth hollow area.

[0011] As a preferred solution, the light-emitting portion is respectively provided with a first baffle, a second baffle, a third baffle and a fourth baffle on the sides of the first hollow area, the second hollow area, the third hollow area and the fourth hollow area. During assembly, the edges of the first light-blocking portion and the second light-blocking portion are respectively fitted with the first baffle and the second baffle, and the edge of the light-blocking portion is fitted with the third baffle / the fourth baffle.

[0012] As a preferred solution, a positioning block is provided on the light guide bar, the light blocking member is provided with a positioning groove corresponding to the positioning block, a positioning column is provided in the positioning groove, and the positioning block is provided with a positioning hole corresponding to the positioning column. During assembly, the positioning block is embedded in the positioning groove, and the positioning column is inserted into the positioning hole.

[0013] As a preferred solution, a third buckle is provided on the edge of the light blocking member. During assembly, the third buckle is provided on the edge of the third hollow portion / the fourth hollow portion.

[0014] As a preferred solution, the light blocking member is provided with a fourth buckle, and the outer side wall of the clamping portion is provided with a buckle groove corresponding to the fourth buckle, and the buckle groove and the clearance notch are located on the same side of the lower cover, and during assembly, the fourth buckle is buckled into the buckle groove.

[0015] As a preferred solution, an annular enclosure is provided on the lower cover, the inner side of the enclosure forms the accommodating cavity, and the outer side of the enclosure is provided with an annular light bar for making the light guide frame emit light.

[0016] Beneficial effects of the utility model:

[0017] The utility model directly buckles the upper cover and the lower cover on the light guide frame without using screws or bolts, which is convenient to assemble, low in cost and more compact in overall structure; and by providing an X-shaped light-emitting portion, the light-emitting cooling fan can form a unique light effect when emitting light.

[0018] In order to more clearly explain the structural features, technical means and specific purposes and functions achieved by the present invention, the present invention is further described in detail below in conjunction with the accompanying drawings and specific embodiments: BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a three-dimensional diagram of an embodiment of the utility model;

[0020] Figure 2 It is a structural exploded view of an embodiment of the utility model;

[0021] Figure 3 This is a structural diagram of a light blocking member according to an embodiment of the utility model;

[0022] Figure 4 yes Figure 2 A partial enlarged view of position A in the middle;

[0023] Figure 5 yes Figure 2 A partial enlarged view of position B in the middle.

[0024] Description of the accompanying drawings:

[0025] 10-fan blade; 20-upper cover; 21-first buckle;

[0026] 22-first light shielding portion; 30-lower cover; 31-accommodating cavity;

[0027] 32- a gap for making way; 33- a second buckle; 34- a second light shielding portion;

[0028] 35-clip-joint portion; 36-buckle slot; 37-enclosure plate;

[0029] 40-light guide frame; 41-light emitting portion; 411-light guide strip;

[0030] 412-first hollow area; 413-second hollow area; 414-third hollow area;

[0031] 415- fourth hollow area; 416- first stop bar; 417- second stop bar;

[0032] 418-third stop bar; 419-fourth stop bar; 42-positioning block;

[0033] 421-positioning hole; 43-buckle portion; 431-convex ridge;

[0034] 44- rectangular opening; 45- snap-in groove; 46- connecting rod;

[0035] 50-light blocking member; 51-third buckle; 52-positioning slot;

[0036] 53-positioning column; 54-fourth buckle; 55-fifth buckle;

[0037] 60-ring light bar; 61-lamp beads. DETAILED DESCRIPTION

[0038] In the description of the present invention, it should be noted that the terms "center", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside", etc. indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the position or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the present invention.

[0039] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to the specific circumstances.

[0040] like Figure 1-5 As shown, the utility model discloses a light-emitting heat dissipation fan, including a frame, a receiving cavity 31 is formed in the middle of the frame, a rotatable fan blade 10 is arranged in the receiving cavity 31, the frame includes an upper cover 20, a lower cover 30, a light guide frame 40 and a light blocking member 50, the upper cover 20 and the lower cover 30 are buckled at the upper and lower ends of the light guide frame 40 respectively, and the light blocking member 50 is buckled on the outer side of the light guide frame 40. By directly buckling the upper cover 20 and the lower cover 30 on the light guide frame 40, no screws or bolts are needed, the assembly is convenient, the cost is low, and the overall structure is more compact.

[0041] The light guide frame 40 is provided with an X-shaped light emitting portion 41 on two opposite sides, and the outer wall of the lower cover 30 is provided with a clearance notch 32 for exposing the light emitting portion 41. During assembly, the light emitting portion 41 is located at the clearance notch 32. By providing the X-shaped light emitting portion 41, the light emitting cooling fan can form a unique light effect when emitting light.

[0042] In this embodiment, the light guide frame 40 is buckled with two light blocking members 50 on the same side of the light emitting portion 41, and the light emitting portion 41 includes two intersecting light guide strips 411, and the upper and lower sides of the intersection of the two light guide strips 441 are respectively formed with a first hollow area 412 and a second hollow area 413, and the left and right sides of the intersection of the two light guide strips 441 are respectively formed with a third hollow area 414 and a fourth hollow area 415, the upper cover 20 is provided with a first light blocking portion 22 for blocking the first hollow area 412, and the lower cover 30 is provided with a second light blocking portion 34 for blocking the second hollow area 413, and the above-mentioned light blocking members 50 are respectively provided in the third hollow area 414 and the fourth hollow area 415.

[0043] The light-emitting portion 41 is provided with a first baffle 416, a second baffle 417, a third baffle 418 and a fourth baffle 419 on the sides of the first hollow area 412, the second hollow area 413, the third hollow area 414 and the fourth hollow area 415, respectively. During assembly, the edges of the first light blocking portion 22 and the second light blocking portion 34 are respectively fitted with the first baffle 416 and the second baffle 417, and the edge of the light blocking member 50 is fitted with the third baffle 418 / the fourth baffle 419.

[0044] The light guide bar 411 is provided with a positioning block 42, the light blocking member 50 is provided with a positioning groove 52 corresponding to the positioning block 42, a positioning column 53 is provided in the positioning groove 52, and the positioning block 42 is provided with a positioning hole 421 corresponding to the positioning column 53. During assembly, the positioning block 42 is embedded in the positioning groove 52, and the positioning column 53 is inserted into the positioning hole 421.

[0045] The upper cover 20 is provided with a first buckle 21 extending downward, the lower cover 30 is provided with a second buckle 33 extending upward, the light guide frame 40 is provided with a buckle portion 43, and the buckle portion 43 is provided with a rectangular opening 44. When assembled, the first buckle 21 is buckled on the upper side wall of the rectangular opening 44, and the second buckle 33 is buckled on the lower side wall of the rectangular opening 44. The lower cover 30 is provided with a clamping portion 35, and a clamping groove 44 corresponding to the clamping portion 35 is formed between the light emitting portion 41 and the buckling portion 42. When assembled, the clamping portion 35 is embedded in the clamping groove 44. In this embodiment, the light guide frame 40 is provided with the above-mentioned buckling portions 43 at the left and right ends of the light emitting portion 41, and two adjacent buckling portions 43 are connected by a connecting rod 46.

[0046] The edge of the light blocking member 50 is provided with a third buckle 51, and during assembly, the third buckle 51 is buckled on the edge of the third hollow portion 414 / fourth hollow portion 415. A vertically arranged ridge 431 is provided on one side of the buckle portion 42 close to the light emitting portion 41, and a fifth buckle 55 corresponding to the ridge 431 is provided on the light blocking member 50, and during assembly, the fifth buckle 55 is buckled on the ridge 431.

[0047] In order to fix the light blocking member 50 to the lower cover 30, a fourth buckle 54 is provided on the light blocking member 50, and the outer wall of the snap-connecting portion 35 is provided with a buckle groove 36 corresponding to the fourth buckle 54. The buckle groove 36 and the clearance notch 32 are located on the same side of the lower cover 30. During assembly, the fourth buckle 54 is buckled into the buckle groove 36.

[0048] In this embodiment, an annular enclosure 37 is provided on the lower cover 30, and the inner side of the enclosure 37 forms the accommodating cavity 31. The outer side of the enclosure 37 is provided with an annular light bar 60 for making the light guide frame 40 emit light, and the outer side of the annular light bar 60 is provided with a plurality of lamp beads 61 distributed in a circular array.

[0049] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Therefore, any modification, equivalent replacement, improvement, etc. made to the above embodiment based on the technical practice of the present invention still falls within the scope of the technical solution of the present invention.

Claims

1. A luminous cooling fan, characterized in that: It includes a frame, a receiving cavity is formed in the middle of the frame, a rotatable fan blade is arranged in the receiving cavity, the frame includes a light guide frame, an upper cover, a lower cover and a light blocking member, the upper cover and the lower cover are respectively buckled on the upper and lower ends of the light guide frame, and the light blocking member is buckled on the outer side of the light guide frame.

2. The luminous cooling fan according to claim 1, characterized in that: The light guide frame is provided with X-shaped light emitting parts on two opposite sides respectively, and the outer side wall of the lower cover is provided with a clearance notch for exposing the light emitting part. During assembly, the light emitting part is located at the clearance notch.

3. The luminous cooling fan according to claim 2, characterized in that: The upper cover is provided with a first buckle extending downward, the lower cover is provided with a second buckle extending upward, the light guide frame is provided with a buckle portion, and the buckle portion is provided with a rectangular opening. During assembly, the first buckle is buckled on the upper side wall of the rectangular opening, and the second buckle is buckled on the lower side wall of the rectangular opening.

4. The luminous cooling fan according to claim 3, characterized in that: The lower cover is provided with a clamping portion, and a clamping groove corresponding to the clamping portion is formed between the light-emitting portion and the buckling portion. During assembly, the clamping portion is embedded in the clamping groove.

5. The luminous cooling fan according to claim 2, characterized in that: The light-emitting portion includes two intersecting light guide strips, and a first hollow area and a second hollow area are formed on the upper and lower sides of the intersection of the two light guide strips, respectively, and a third hollow area and a fourth hollow area are formed on the left and right sides of the intersection of the two light guide strips, respectively, the upper cover is provided with a first light blocking portion for shielding the first hollow area, the lower cover is provided with a second light blocking portion for shielding the second hollow area, and the above-mentioned light blocking members are respectively provided in the third hollow area and the fourth hollow area.

6. The luminous cooling fan according to claim 5, characterized in that: The light-emitting portion is respectively provided with a first baffle, a second baffle, a third baffle and a fourth baffle on the sides of the first hollow area, the second hollow area, the third hollow area and the fourth hollow area. During assembly, the edges of the first light-blocking portion and the second light-blocking portion are respectively fitted with the first baffle and the second baffle, and the edge of the light-blocking portion is fitted with the third baffle / the fourth baffle.

7. The luminous cooling fan according to claim 5, characterized in that: The light guide bar is provided with a positioning block, the light blocking member is provided with a positioning groove corresponding to the positioning block, the positioning groove is provided with a positioning column, the positioning block is provided with a positioning hole corresponding to the positioning column, and during assembly, the positioning block is embedded in the positioning groove, and the positioning column is inserted into the positioning hole.

8. The luminous cooling fan according to claim 3, characterized in that: The edge of the light blocking member is provided with a third buckle, and during assembly, the third buckle is buckled on the edge of the third hollow portion / the fourth hollow portion.

9. The luminous cooling fan according to claim 4, characterized in that: The light blocking member is provided with a fourth buckle, and the outer side wall of the clamping portion is provided with a buckle groove corresponding to the fourth buckle. The buckle groove and the clearance notch are located on the same side of the lower cover. During assembly, the fourth buckle is buckled into the buckle groove.

10. The luminous cooling fan according to claim 1, characterized in that: The lower cover is provided with an annular enclosure, the inner side of the enclosure forms the accommodating cavity, and the outer side of the enclosure is provided with an annular light bar for making the light guide frame emit light.

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