Building block computer fan and series building block computer fan group

Abstract

The utility model relates to the technical field of computer accessories, and particularly discloses a building block computer fan which is convenient for personnel to install and produce through a mode that a plurality of accessories are buckled and combined and a PCB (Printed Circuit Board) is integrally formed and arranged in the center of a lower frame, does not need wiring at a fan base, and is convenient to install and produce through a mode that incoming and outgoing electric contact pins are matched and connected with a surface. When a plurality of building block computer fans are combined for use, the plurality of building block fans can be controlled only through one power supply controller, and an additional mounting plate does not need to be used.

Description

Technical Field

[0001] The invention relates to the field of computer accessories, and in particular to a building block computer fan. Background Art

[0002] The computer fan is installed on the mounting plate in the center of the lower frame. The mounting plate includes a plate body, a PCB board and a motor controlled by the PCB board. The PCB board is connected to a control wire, which is led out from the central circular plate of the mounting plate. During the fan installation process, the control wire needs to be sorted out to prevent the wire from interfering with the rotating blades. At the same time, the wire may also fall off the PCB board.

[0003] At the same time, during the installation of computer fans, the coordination between components can also increase the installation speed. In some scenarios where multiple fans need to be used at the same time, it is often necessary to use an additional mounting base plate and install multiple fans in parallel on the base plate through bolts and other fixing methods. Summary of the invention

[0004] In view of the inconvenience existing in the prior art, the present invention provides a first aspect of a building block computer fan, comprising:

[0005] A lower frame, the lower frame is provided with a mounting plate, the mounting plate comprises an integrally formed circular portion and an arc-shaped portion, the circular portion is connected to the bottom plate of the lower frame (3) via the arc-shaped portion;

[0006] a fan, the fan being pivotally mounted on the circular portion;

[0007] A PCB board, a portion of the PCB board is fitted with the mounting plate (31) and is adapted to the shape of the mounting plate, and another portion extends from the arc-shaped portion, and the extended portion is provided with an electrical signal interface for controlling the rotation of the fan.

[0008] In some specific embodiments of the present invention, the edge of the mounting plate is bent to form a placement groove, and a sealant is poured into the placement groove.

[0009] In some specific embodiments of the present invention, the bend is connected with a support bar, and the support bar twists during the extension process toward the circumferential tube. When the fan is started, the arc surface formed by the twisting is used to change the wind direction.

[0010] In some specific embodiments of the present invention, the bend is connected with a support bar, the support bar is arranged along the bend of the circular portion, and one end of the support bar away from the bend is connected to the surrounding tube.

[0011] In some specific embodiments of the present invention, the circular portion has a plurality of reinforcing ribs radiating from the center of the circle toward the bending direction.

[0012] In some specific embodiments of the present invention, the lower frame and the upper cover are combined by snapping, and an aperture plate is positioned between the lower frame and the upper cover.

[0013] In some specific embodiments of the present invention, the aperture plate is composed of a light-transmitting portion and a light source.

[0014] In some specific embodiments of the present invention, the light-transmitting portion is provided with a protrusion, which passes through the through-slot of the upper cover and is adapted to the shape of the through-slot of the upper cover.

[0015] In some specific embodiments of the present invention, after the lower frame and the upper cover are combined, a first surface and a second surface are formed, the first surface is arranged with an output power contact and a plurality of positioning protrusions, the output power contact is electrically connected to the electrical signal interface, and the second surface is arranged with an input power contact, and the input power contact, the output power contact and the electrical signal interface are electrically connected to each other.

[0016] In some specific embodiments of the present invention, the first surface is buckled with the controller, and the controller includes a buckle cover and a slot plate. A wire channel is formed between the buckle cover and the slot plate for placing the control wire. The control wire passes through the wire channel and is connected to the power input terminal.

[0017] The second aspect of the present invention provides a building block fan assembly obtained by connecting the first square building block computer fans in series.

[0018] The advantages of the present invention are:

[0019] 1. The fan of the present invention is composed of an upper cover, a lower frame, and an aperture assembly buckle assembly, and has high installation efficiency.

[0020] 2. After the multiple building block fans of the present invention are combined through their own structures, they are electrically connected to each other, and a power supply controller can be used to power one building block fan or a combination of multiple building block fans.

[0021] 3. The mounting plate in the center of the lower frame is integrally formed, and the shape of the PCB board is adapted to the integral forming, avoiding wiring here, facilitating installation by personnel, and improving the stability of the fan base circuit. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 1. The lower frame structure view of the present invention is shown;

[0023] Figure 2 The first angle view of the explosion of the building block computer fan of the present invention is shown;

[0024] Figure 3 A second angle view of the explosion of the building block computer fan of the present invention is shown;

[0025] Figure 4 1. A first angle view of the controller and the aperture plate of the present invention is shown;

[0026] Figure 5 A second angle view of the controller and the aperture plate of the present invention is shown;

[0027] Figure 6A first angle view of a plurality of building block computer fans of the present invention being assembled into a group is shown;

[0028] Figure 7 A second angle view showing a plurality of building block computer fans of the present invention are assembled into a group;

[0029] The meanings of the marks in the figure are:

[0030] 1. Upper cover; 13. Upper cover slot; 21. Controller; 211. Buckle cover; 212. Slot plate; 213. Wire channel; 214. Through port; 22. Aperture plate; 221. Positioning hole; 222. Raised portion; 3. Lower frame; 31. Mounting plate; 311. Bend; 312. Round portion; 3121. Reinforcement rib; 3122. Central axis; 313. Arc portion; 314. Cone tube; 3141. Conductive sticker ; 32, PCB board; 321, electrical signal interface; 33, bottom frame; 34, support bar; 4, fan; 5, buckle; 51, fastener; 52, buckle hole; 7, first building block fan; 71, first surface; 711, power output contact; 712, positioning recess; 6, second building block fan; 61, second surface; 611, power input contact; 612, positioning protrusion; 8, positioning column; 9, corner column; 10, cylinder; DETAILED DESCRIPTION

[0031] Through the further detailed description of the embodiments of the present invention in combination with the accompanying drawings and specific embodiments below, those skilled in the art will more clearly and thoroughly understand the further features, advantages and effects of the present invention. In the following description, spatial and directional terms such as "upper", "lower", "front", "back", "top", "bottom", "vertical" and "horizontal" may be used to describe the embodiments of the present invention, but it should be understood that these terms are only for the convenience of describing the embodiments shown in the figures, and do not require the actual device to be constructed or operated in a specific orientation. In the following description, the use of terms such as "connect", "couple", "fix" and "attach" may refer to the direct connection between two elements or structures without other elements or structures, or to the indirect connection between two elements or structures through an intermediate element or structure, unless otherwise clearly stated in this document. The term "transmission connection" refers to the transmission of power between two or more elements or structures in a connection relationship and the relative movement caused thereby. The use of ordinal numbers such as "first" and "second" is only to distinguish the elements they refer to from each other, and does not have a meaning in terms of order or priority, unless otherwise clearly stated in this document.

[0032] In this application, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, or a detachable connection or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0033] See also Figure 1 A building block computer fan 4 includes a lower frame 3, the lower frame 3 is provided with a mounting plate 31, the mounting plate 31 includes an integrally formed circular portion 312 and an arc portion 313, the circular portion 312 is connected to the bottom plate 33 of the lower frame through the arc portion 313, a central axis 3122 is fixedly connected to the center of the circular portion 312, the central axis 3122 is used as a pivot of the fan 4, the fan 4 is pivotally mounted on the circular portion 312 through the central axis 3122, and the circular portion 312 has a plurality of reinforcing ribs 3121 radiating from the center of the circle to the bend 311.

[0034] The edge of the mounting plate 31 is partially bent to form a bend 311. The mounting plate 31 forms a placement groove through the bend 311. The placement groove is filled with sealant. The injection of the sealant prevents the PCB board 32 from being eroded by moisture or dust.

[0035] In some optional embodiments, a plurality of support bars 34 are arranged along the edge of the circular portion 312, one end of the plurality of support bars 34 is connected to the bend 311, and one end of the support bar 34 away from the bend 311 is connected to the surrounding tube 314. The support bars 34 extend toward the surrounding tube 314, and in the process, they are twisted around the extension direction as the central axis to form an arc-shaped slope. The arc-shaped slope formed by the twisting can be used to change the wind direction.

[0036] See also Figure 2 and Figure 3 In some optional embodiments, the lower frame 3 and the upper cover 1 are connected and combined by a buckle 5, and the buckle 5 includes a fastener 51 provided on the lower frame 3 and a buckle hole 52 provided on the upper cover 1. When the lower frame 3 and the upper cover 1 are buckled together, the fastener 51 is snapped into the buckle hole 52, and the corner column 9 fixedly connected to the upper cover 1 extends into the cylinder 10 fixedly connected to the lower frame 3.

[0037] See also Figure 4 and Figure 5 In some optional implementation schemes, an aperture plate 22 is positioned between the lower frame 3 and the upper cover 1. The aperture plate 22 is positioned in such a way that positioning holes 221 are provided on the upper and lower surfaces thereof, and is fixed by passing positioning posts 8 arranged on the lower frame 3 and the upper cover 1 through the positioning holes 221.

[0038] The aperture plate 22 can be composed of a light-transmitting part and a light source. The light-transmitting part can be optionally made of polycarbonate, polymethyl methacrylate, polyethylene terephthalate, etc. A protrusion 222 is fixedly connected to the upper surface of the light-transmitting part. The protrusion 222 passes through the upper cover groove 13 and is adapted to the shape of the upper cover groove 13. When in use, light shines out from the protrusion 222 to increase the beauty.

[0039] See also Figure 2 , 3 , 6 and 7, the mounting plate 31 is fitted with a PCB board 32, a part of the PCB board 32 is adapted to the shape of the mounting plate 31, and the other part extends from the arc portion 313 to the lower frame bottom plate 33, and the extending part of the PCB board 32 is installed with an electrical signal interface 321, and the electrical signal interface 321 is used to control the rotation of the fan 4. The electrical signal interface 321 is also electrically connected to the input power contact 611 and the output power contact 711 through a conductive sticker 3141 wrapped around the surface of the surrounding tube 314. The conductive sticker 3141 can be optionally a thin copper sheet or a copper wire group, and the input power contact 611 and the output power contact 711 can be optionally copper or aluminum metal sheets.

[0040] The controller 21 includes a buckle cover 211 and a slot plate 212. When the second side 61 of the building block fan is buckled with the controller 21, a wire channel 213 is formed between the buckle cover 211 and the slot plate 212. The wire channel 213 is used to place the control wire. The control wire passes through the wire channel 213 and is connected to the power input terminal 611. The control wire is used to input current to the fan 4.

[0041] After being connected to a building block fan, the controller 21 supplies power to the building block fan. When the building block fan is also connected to other building block fans, the controller 21 also supplies power to multiple building block fans, as described below.

[0042] See also Figure 6 and Figure 7 After the lower frame 3 and the upper cover 1 snap 5 are combined, a first surface 71 and a second surface 61 are formed. The surface of the first surface 71 is arranged with a plurality of positioning recesses 712 and electrical output contacts 711, and the second surface 61 is arranged with a plurality of positioning protrusions 612 and electrical input contacts 611. The plurality of positioning recesses 712 and the plurality of positioning protrusions 612 can be optionally 4.

[0043] In an optional simple assembly example of two building block fans, when the first surface 71 of the first building block fan 7 and the second surface 61 of the second building block fan 6 are engaged with each other through the positioning protrusion 612 and the positioning recess 712, the power output contact 711 on the first building block fan 7 and the power input contact 611 on the second building block fan 6 are electrically connected, so that the first building block fan 7 controls the opening and closing of the second building block fan 6.

[0044] Similarly, the power output connector 711 of the second building block fan 6 can also be connected to the power input connector 611 of other building block fans, so that multiple building block fans can be controlled by only one controller 21 relying on their own structural combination without the need for an installation plate 31.

[0045] The embodiments described above are only used to illustrate the technical solutions of the present application, rather than to limit them. Although the present application has been described in detail with reference to the aforementioned embodiments, a person skilled in the art should understand that the technical solutions described in the aforementioned embodiments may still be modified, or some of the technical features may be replaced by equivalents. Such modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present application, and should all be included in the protection scope of the present application.

[0046] The embodiments described above are only used to illustrate the technical solutions of the present application, rather than to limit them. Although the present application has been described in detail with reference to the aforementioned embodiments, a person skilled in the art should understand that the technical solutions described in the aforementioned embodiments may still be modified, or some of the technical features may be replaced by equivalents. Such modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present application, and should all be included in the protection scope of the present application.

Claims

1. A building block computer fan, characterized in that: include, A lower frame (3), the lower frame (3) being provided with a mounting plate (31), the mounting plate (31) comprising an integrally formed circular portion (312) and an arc-shaped portion (313), the circular portion (312) being connected to a bottom plate of the lower frame (3) via the arc-shaped portion (313); A fan (4), the fan (4) being pivotally mounted on the circular portion (312); A PCB board (32), a portion of the PCB board (32) is fitted with the mounting plate (31) and is adapted in shape to the mounting plate (31), and another portion extends from the arc-shaped portion (313), and the extended portion is provided with an electrical signal interface (321) for controlling the rotation of the fan (4).

2. The building block computer fan according to claim 1, characterized in that: The edge of the mounting plate (31) is bent (311), and the bend (311) forms a placement groove, in which a sealant is filled.

3. The computer building block fan according to any one of claims 1 or 2, characterized in that: The bend (311) is connected to a support bar (34), and the support bar (34) twists during its extension toward the shroud (314). When the fan (4) is in a started state, an arc surface formed by the twist is used to change the wind direction, and / or the bend (311) is connected to a support bar (34), and the support bar (34) is arranged along the bend (311) of the circular portion (312), and one end of the support bar (34) away from the bend (311) is connected to the shroud (314).

4. The computer building block fan according to any one of claims 1 to 3, characterized in that: The circular portion (312) has a plurality of reinforcing ribs (3121) radiating from the center of the circle toward the direction of the bend (311).

5. The computer block fan according to any one of claims 3 or 4, characterized in that: The lower frame (3) and the upper cover (1) are combined by means of a buckle (5), and an aperture plate (22) is positioned between the lower frame (3) and the upper cover (1).

6. The building block computer fan according to claim 5, characterized in that: The aperture plate (22) consists of a light-transmitting portion and a light source.

7. The building block computer fan according to claim 6, characterized in that: The light-transmitting portion is provided with a protruding portion (222), and the protruding portion (222) passes through the through slot of the upper cover (1) and is adapted to the shape of the through slot of the upper cover (1).

8. The computer building block fan according to any one of claims 5 to 7, characterized in that: After the lower frame (3) and the upper cover (1) are combined, a first surface (71) and a second surface (61) are formed. The first surface (71) is provided with an electrical output contact (711) and a plurality of positioning protrusions (612). The electrical output contact (711) is electrically connected to the electrical signal interface (321). The second surface (61) is provided with an electrical input contact (611). The electrical input contact (611), the electrical output contact (711) and the electrical signal interface (321) are electrically connected to each other.

9. The building block computer fan according to claim 8, characterized in that: The first surface (71) is buckled with the controller (21), and the controller (21) comprises a buckle cover (211) and a slot plate (212). A wire channel (213) is formed between the buckle cover (211) and the slot plate (212) for placing a control wire, and the control wire passes through the wire channel (213) and is connected to the power input contact piece (611).

10. A series-connected computer building block fan set, which is formed by buckling one computer building block fan according to claim 9 and several computer building block fans according to claim 8.

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