TWI776521B - Magnetic fan set - Google Patents

Abstract

A magnetic suction fan group, the fan group includes N+1 fans, where N≧1, each of the N+1 fans has a fan frame and an air flow generating component arranged on the fan frame. Any two adjacent ones of the N+1 fans respectively have a splicing surface, each splicing surface has at least one fixing member that can form a magnetic attraction, and the splicing surface is close to the other splicing surface to the extent that the two When the two fixing pieces on the splicing surface form a magnetic attraction distance, two of the N+1 fans are spliced together. Accordingly, the present invention can directly and quickly connect the N+1 fans without complicated assembly gestures or other external components.

Description

Magnetic fan set

The present invention relates to a fan assembly, in particular to a fan assembly that is spliced through magnetic suction.

According to the investigation, the current fan manufacturers design on the fan frame of the fan to meet the needs of users to splicing multiple fans horizontally. For example, TW M396884 and US 2017/0331346 disclose the technical means of splicing the fans through additional fixing parts. There are respectively provided with through holes in which the fixing pieces are arranged, and when the user is splicing the fans, the user can extend into the joint groove on the other fan through the joint piece on one of the fans, so that the holes on the joint piece and The perforations on the combining groove are aligned, and then a fixing member is used to penetrate into the perforations, so that the fixing member restricts the combining member and the combining groove. However, the splicing method of the aforementioned fans is quite dependent on the limiting function provided by the fixing member. Once the user fails to use the fixing member when splicing the fans, the fans cannot be fixed and are prone to displacement. In addition, the conventional fixing member is an independent part, and generally, the size of the fixing member is significantly smaller than that of the fans, and the fixing member is easily lost during the storage process, causing inconvenience to the user.

In order to improve the above-mentioned problems, fan manufacturers have changed to splicing the fans without additional fixing parts, as disclosed in US 10,690,336B and CN 101725571B and other patents. According to US 10,690,336B, the fans are provided with card slots or positioning blocks on the fan frame. When splicing the fans, the user can connect the positioning blocks of one of the fans to the card slots of the other fan. , let the fans form an assembly relationship. However, the conventional technical solution of directly forming the mechanical connection structure on the fans is prone to dislocation of the mechanical connection structures due to excessive dimensional tolerances between the fans. Furthermore, the conventional fan has certain gestures when assembling or disassembling, which leads to complicated disassembly and assembly of the conventional fan, which is inconvenient for users.

The main purpose of the present invention is to solve the problem of inconvenient assembly of the conventional fan.

In order to achieve the above object, the present invention provides a magnetic suction fan assembly, the fan assembly includes N+1 fans, the N≧1, and each of the N+1 fans has a fan frame and a fan frame disposed in the fan. Wind flow generating components on the frame. Any two adjacent ones of the N+1 fans respectively have a splicing surface, each splicing surface has at least one fixing member that can form a magnetic attraction, and the splicing surface is close to the other splicing surface to the extent that the two When the two fixing pieces on the splicing surface form a magnetic attraction distance, two of the N+1 fans are spliced together.

In one embodiment, the two fixing members constituting the magnetic attraction are respectively a magnet.

In one embodiment, the two fixing members constituting the magnetic attraction are a magnet and a metal member respectively.

In one embodiment, there are two fixing pieces on the splicing surface, and the two fixing pieces are located on two opposite sides of the splicing surface.

In one embodiment, the fan frame includes a top plate with a first tuyere, a bottom plate parallel to the top plate and having a second tuyere communicating with the first tuyere, and a side wall connecting the top plate and the bottom plate , the splicing surface is one side of the side wall.

In one embodiment, the fan frame includes two half-shells assembled with each other, and each of the half-shells is formed with two accommodating grooves on one side of the side wall for providing the two fixing members respectively.

In one embodiment, each of the fans has at least one convex portion or concave portion located on the splicing surface and providing the fixing member, and each of the N+1 fans that can be spliced with the aforementioned fan has at least one located on the splicing surface. Another convex part or concave part on the splicing surface that can be connected with the aforesaid convex part or concave part.

In one embodiment, the splice surface is provided with a transmission electrode.

In one embodiment, the transmission electrode of one of the N+1 fans is a transmission pin set, and the transmission electrode of one of the N+1 fans that can be spliced with the aforementioned fan is a transmission socket.

In one embodiment, the transmission electrode is disposed adjacent to the fixing member.

In one embodiment, the fan frame includes two half-shells assembled with each other, and each of the half-shells is formed on one side of the side wall for forming a mounting groove for placing the transmission electrode, and a pair of corresponding mounting grooves are formed The two gaps together form an opening through which the transmission electrode can be exposed after the two half-shells are assembled.

In one embodiment, the magnetic suction fan set is connected to a control source, the control source has a control source electrode, and the transmission electrode of one of the N+1 fans at one end is connected to the control source electrode.

According to the foregoing disclosure, compared with the conventional technology, the present invention has the following characteristics: the present invention has the splicing surfaces through any two adjacent ones of the N+1 fans, and each of the splicing surfaces has at least one splicing surface. A fixed piece that can form a magnetic attraction, when the two splicing surfaces are close to each other, the two fixed pieces can generate a magnetic attraction, so that the two of the N+1 fans do not need to go through complicated assembly gestures or other external components. The stitching can be completed.

The detailed description and technical content of the present invention are described as follows in conjunction with the drawings:

Referring to FIG. 1 , the present invention provides a magnetic suction fan assembly 100 . The fan assembly 100 includes N+1 fans, where N≧1. In addition, in order to facilitate the description of the fan assembly 100 in the following text, N=1 for the time being, that is, the fan assembly 100 includes two fans 10 and 20 for description.

Each of the fans (10 or 20) has a fan frame (11 or 21) and an air flow generating component (12 or 22) arranged on the fan frame (11 or 21). In one embodiment, the airflow generating component (12 or 22) includes a driving component (not shown in the figure) disposed in the fan frame (11 or 21), and a driving assembly (not shown in the figure) disposed in the fan frame (11 or 21) and A fan blade group (121 or 221) connected to the drive assembly, and a ring (122 or 222) that surrounds the fan blade group (121 or 221) and defines an air flow channel, the fan blade group (121 or 221) After being driven by the driving component, a wind flow is generated, and the wind flow is guided by the ring (122 or 222) during the flow process and flows out of the fan (10 or 20).

Further, please refer to FIG. 1 to FIG. 5 , the two fans 10 and 20 are arranged adjacently, and the two fans 10 and 20 respectively have a splicing surface (13 or 23) on the adjacent side. More specifically, each of the fan frames (11 or 21) includes a top plate (112 or 212) with a first air outlet (111 or 211), a top plate (112 or 212) parallel to the top plate (112 or 212) and a top plate (112 or 212). The bottom plate (114 or 214) of the second air outlet (113 or 213) communicated with the first air outlet (111 or 211), and a side wall (115 or 214) connecting the top plate (112 or 212) and the bottom plate (114 or 214) 215), in this embodiment, the splicing surface (13 or 23) is one side of the side wall (115 or 215) of the fan (10 or 20). In fact, the splicing surface (13 or 23) can also be Whether it is located on the top plate (112 or 212) or the bottom plate (114 or 214) of the fan (10 or 20) to which the fan (10 or 20) belongs, the two fans 10 and 20 are assembled in a stacked manner. Each of the splicing surfaces (13 or 23) is provided with at least one fixing member (14 or 24) which can form a magnetic attraction. For example, the two fixing members 14 and 24 of the two fans 10 and 20 can be a magnet ( 141 or 241 ), respectively, as shown in FIG. 6 . In another example, the fixing member (14 or 24) of one of the fans (10 or 20) may be the magnet (141 or 241), and the fixing member (24) of the other fan (20 or 10) Or 14) can be a metal piece (242 or 142) attracted by the magnet (141 or 241), as shown in FIG. 7 . Accordingly, when the two splicing surfaces 13 and 23 of the two fans 10 and 20 are close to each other to a distance sufficient for the two fixing members 14 and 24 to form a magnetic attraction effect, the two fans 10 and 20 are spliced together.

As can be seen from the above, in the fan assembly 100 of the present invention, the fixing member ( 14 or 24 ) is respectively provided on the two fans 10 and 20 , so that the user does not need to rely on external components for assembly, and at the same time prevents the user from losing the external components. In the case of components that cannot be combined with conventional fans. Furthermore, in the present invention, the two fans 10, 20 do not need to use a specific assembly gesture when they are assembled, but the two fans 10, 20 are made by the magnetic attraction generated when the two fixing parts 14, 24 are close to each other. 20 can simply complete the splicing.

1 to 4, in one embodiment, the present invention assists the splicing of the two fans 10 and 20, wherein one of the fans (10 or 20) has at least one convex portion (15 or 25) or concave portion (16 or 26), the convex part (15 or 25) or the concave part (16 or 26) is located on the splicing surface (13 or 23) of the fan (10 or 20) to which it belongs and provides the fixing piece (14 or 24) ) is arranged wherein the other fan (20 or 10) also has the convex portion (25) for connecting with the convex portion (15 or 25) or concave portion (16 or 26) of the aforementioned fan (10 or 20). or 15) or recesses (26 or 16). In other words, if one of the fans (10 or 20) is provided with the convex portion (15 or 25), the other fan (20 or 10) must be provided with the concave portion (26 or 16). When the fans 10 and 20 are assembled, the convex part (15 or 25) of one of the fans (10 or 20) must be connected to the concave part (26 or 16) of the other fan (20 or 10).

Further, the present invention is to improve the splicing stability between the two fans 10, 20, each of the splicing surfaces (13 or 23) has two of the fixing pieces (14 or 24), and two of the fixing pieces (14 or 24) ) are located on opposite sides of the splicing surface (13 or 23). In one embodiment, the two fixing members (14 or 24) on the same splicing surface (13 or 23) can both be the magnets (141 or 241). In another embodiment, the two fixing pieces (14 or 24) on one of the splicing surfaces (13 or 23) may be the magnet (141 or 241) and the metal piece (142 or 242), respectively. , the two fixing pieces (24 or 14) of the other splicing surface (23 or 13) must be the magnet (241 or 141) and the metal piece (242 or 142), and one of the splicing surfaces (13 or 142) 23) The magnet (141 or 241) must be matched with the metal piece (242 or 142) on the other splicing surface (23 or 13). In this embodiment, each of the fans ( 10 or 20 ) may be provided with a plurality of the convex portions ( 15 or 25 ) or a plurality of the concave portions ( 16 or 26 ) to assist the two fans 10 and 20 to be spliced together.

On the other hand, please refer to FIG. 1 to FIG. 4, each of the fan frames (11 or 21) includes two half-shells (116 or 216) assembled with each other. After the two half-shells (116 or 216) are assembled together Together, the convex portion (15 or 25) or the concave portion (16 or 26) is formed. Each of the half shells (116 or 216) is formed with two accommodating grooves (117 or 217) on one side of the side wall (115 or 215), and the two accommodating grooves (117 or 217) are located in the In the convex part (15 or 25) or in the concave part (16 or 26), two fixing pieces (14 or 24) are provided respectively.

In addition, please refer to FIG. 7 and FIG. 8, in one embodiment, each of the fans (10 or 20) may be respectively provided with the splicing surface (13) on two adjacent sides of the side wall (115 or 215). Or 23), when the fan group 100 includes more than three fans (10, 20, 30), the fans (10, 20, 30) can be arranged in a rectangular array or an L-shaped manner. In another embodiment, each of the fans (10 or 20) may be respectively provided with the splicing surfaces (13 or 23) on two opposite sides of the side wall (115 or 215), thereby enabling the fan assembly The fans 10, 20, 30 of 100 are arranged in a linear manner. Further, the fans 10 , 20 , and 30 have at least one set of connecting holes ( 17 or 27 or 37 ) arranged in a line at both ends respectively, and the set of connecting holes ( 17 or 27 or 37 ) is located at the end of the fan set 100 . At both ends, the set of connecting holes (17 or 27 or 37) is used to connect a set of connectors 400, so that the fan set 100 can be fixed to an electronic device (eg a computer host, not shown in the figure).

On the other hand, please refer to FIG. 9 , in one embodiment, the two fans 10 and 20 of the fan set 100 of the present invention have electrical transmission capability. Specifically, each splice surface (13 or 23) is provided with a transmission electrode (18 or 28), and the transmission electrode (18 or 28) is disposed adjacent to the fixing member (14 or 24). In one embodiment, the transmission electrode (18 or 28) can also be disposed on one of the four end feet of the fan (10 or 20) according to requirements. In yet another embodiment, the transmission electrode (18 or 28) of one of the fans (10 or 20) can be a transmission pin group, and the transmission electrode (28 or 18) of the other fan (20 or 10) It is a transmission socket matched with the transmission pin group of the fan (10 or 20). When the two fixing members 14 and 24 of the two fans 10 and 20 attract each other, the two transmission electrodes 18 and 28 of the two fans 10 and 20 can be assembled at the same time, so that the two fans 10 and 20 directly form an electrical connection relationship.

Accordingly, the present invention does not need to be implemented in the conventional manner of assembling the power and signal transmission pins between the fans after the mechanical connection of the fans is completed. In the process of assembling, the two transmission electrodes 18 and 28 are made to form an electrical connection relationship at the same time. Furthermore, in the present invention, no additional wires are required between the two fans 10 and 20 to provide power and signal transmission, and the two fans 10 and 20 can directly use the two transmission electrodes 18 and 28 in contact for power and signal transmission. This saves unnecessary wires.

9 to 15, the present invention is to expose the transmission electrode (18 or 28) to the fan frame (11 or 21) to which it belongs. In this embodiment, each of the half shells (116 or 21) 216) A mounting groove (118 or 218) in which the transmission electrode (18 or 28) is provided, and a pair of corresponding mounting grooves (118 or 218) are formed on one side of the side wall (115 or 215) used to form the side wall. The formed gap (119 or 219), after the two half-shells (116 or 216) are assembled, the two mounting grooves 118 and 218 jointly limit the transmission electrode (18 or 28), and the two gaps (119 or 219) jointly limit the transmission electrode (18 or 28). An opening (110 or 210) is formed through which the transfer electrode (18 or 28) is exposed.

Further, in one embodiment, each of the fans (10 or 20) is respectively provided with the transmission electrodes (18 or 28) on the two splicing surfaces (13 or 23), and the transmission electrodes (18 or 28) of each of the fans (10 or 20) There is an electrical conduction relationship between the two transmission electrodes (18 or 28), and at least one of the two transmission electrodes (18 or 28) has an electrical conduction relationship with the wind flow generating component (12 or 22), so that the two transmission electrodes ( One of 18 or 28) is transmitted to the wind flow generating element (12 or 22) after receiving external power or signal.

In another embodiment, please refer to FIGS. 16 and 17 , the electronic device can be used as a source of external power or signal for the fan set 100 , and the electronic device is regarded as a control source 500 by the fan set 100 . The electronic device has a control source electrode 510, the control source electrode 510 is connected to the transmission electrode (18 or 28) of one of the fans (10 or 20), and transmits power to the fan (10 or 20), the aforesaid The fan (10 or 20) starts after receiving the power from the electronic device, and transmits the power from the electronic device to the other fan (20 or 10), so that both fans 10 and 20 can receive power And run.

In yet another embodiment, the control source electrode 510 can also transmit signals to the two fans 10 and 20 , and the control source electrode 510 receives the signals transmitted by the control source 500 after being controlled, and transmits the signals to the two fans 10 and 20 . In 20, the transmission electrode (18 or 28) connected to the electronic device, the fan (10 or 20), after receiving the signal from the control source 500, transmits it to the other fan (20 or 10), The two fans 10 and 20 can be driven by the control source 500 to generate changes in rotational speed and lighting.

Further, in this embodiment, when the fan set 100 includes the fans 10 , 20 and 30 , the control source electrode 510 is connected to the transmission electrode of the fans 10 , 20 and 30 located at one end of the fan set 100 . (18 or 28 or 38), the aforementioned fan (10 or 20 or 30), after receiving the power or signal of the control source 500, transmits it to the aforementioned fan (20 or 30 or 30) among the fans 10, 20 and 30. 10) In the latter stage, the fans 10, 20, and 30 of the fan assembly 100 are driven by the electronic device.

To be more specific, in one embodiment, the electronic device has a connection seat 520 provided with the control source electrode 510 , the connection seat 520 is provided with a fixing member 522 on a side surface 521 provided with the control source electrode 510 , When the control source electrode 510 of the connection base 520 is close to the transmission electrode (18 or 28) of one of the fans (10 or 20), the connection base 520 communicates with the aforementioned fan (10 or 20) through the fixing member 522 of the connection base 520. The fixing member (14 or 24) of 20) generates magnetic attraction, so that the connecting seat 520 can be connected with the fan assembly 100. Furthermore, in the present invention, in order to increase the assembling stability of the connecting seat 520 and the fan assembly 100, the connecting seat 520 is provided with a convex portion 523 or a concave portion (not shown in the figure) according to requirements at the position where the fixing member 522 is provided. shown), so that the convex part 523 can be connected with the concave part (16 or 26) of the fan (10 or 20).

To sum up, the above is only a preferred embodiment of the present invention, and should not limit the scope of implementation of the present invention, that is, all equivalent changes and modifications made according to the scope of the patent application of the present invention should still belong to the present invention. patent coverage.

100: Fan group 10, 20, 30: Fan 11, 21: Fan frame 111, 211: The first outlet 112, 212: top plate 113, 213: The second outlet 114, 214: Bottom plate 115, 215: Side Wall 116, 216: half shell 117, 217: accommodating slot 118, 218: Mounting slot 119, 219: Notch 110, 210: Opening 12, 22, 32: Wind current generation components 121, 221, 32: fan blade group 122, 222, 322: Ring 13, 23, 33: Splicing surface 14, 24, 34: Fixing parts 141, 241: Magnet 142, 242: metal parts 15, 25, 35: convex part 16, 26, 36: Recess 17, 27, 37: Assembly holes 18, 28, 38: Transmission electrodes 400: Assembly 500: Control Source 510: Control source electrode 520: Connector 521: Side 522: Fixtures 523: convex part

FIG. 1 is a schematic diagram of a fan assembly according to the first embodiment of the present invention. FIG. 2 is a schematic diagram of a fan assembly according to a second embodiment of the present invention. FIG. 3 is a schematic three-dimensional structure diagram of a single fan according to the second embodiment of the present invention. FIG. 4 is an exploded schematic diagram of the fan structure according to the second embodiment of the present invention. FIG. 5 is an exploded schematic diagram of another angle fan structure according to the second embodiment of the present invention. FIG. 6 is a schematic diagram of a fan assembly according to a third embodiment of the present invention. FIG. 7 is a schematic diagram of a fan assembly according to a fourth embodiment of the present invention. FIG. 8 is a schematic diagram of a fan assembly according to a fifth embodiment of the present invention. FIG. 9 is a schematic diagram of a fan assembly according to a sixth embodiment of the present invention. FIG. 10 is a schematic diagram of a fan assembly according to a seventh embodiment of the present invention. FIG. 11 is a schematic diagram of a three-dimensional structure of a single fan according to the seventh embodiment of the present invention. FIG. 12 is an exploded schematic diagram of the fan structure according to the seventh embodiment of the present invention. FIG. 13 is an exploded schematic diagram of the structure of another angle fan according to the seventh embodiment of the present invention. FIG. 14 is a schematic diagram of a fan assembly according to an eighth embodiment of the present invention. FIG. 15 is a schematic diagram of a fan group according to the ninth embodiment of the present invention. FIG. 16 is a schematic diagram of a fan assembly according to a tenth embodiment of the present invention. FIG. 17 is a schematic diagram of an embodiment of the present invention with a control source.

100: Fan group

10, 20: Fan

11, 21: Fan frame

111, 211: The first outlet

112, 212: top plate

115, 215: Side Wall

116, 216: half shell

12, 22: Wind current generation components

121, 221: fan blade group

122, 222: ring

13, 23: Splicing surface

14, 24: Fixing parts

16: Recess

17, 27: Assembly hole

25: convex part

Claims (3)

A magnetic suction fan group, the fan group includes N+1 fans, the N≧1, each of the N+1 fans has a fan frame and an air flow generating component arranged on the fan frame, the magnetic The suction fan set is characterized in that: the fan frame includes a top plate with a first tuyere, a bottom plate parallel to the top plate and having a second tuyere communicated with the first tuyere, and a connection between the top plate and the bottom plate. The side wall, the fan frame has two half shells that are assembled with each other, each of the half shells is formed with two accommodating grooves on one side of the side wall, and any two adjacent ones of the N+1 fans are There is a splicing surface as one side of the side wall, and each splicing surface has two fixing pieces located on two opposite sides and respectively arranged in the two accommodating grooves. The two fixing pieces can form a magnetic attraction effect, and the splicing When the surface is close to the other splicing surface to a distance sufficient for the two fixing pieces on the two splicing surfaces to form a magnetic attraction effect, two of the N+1 fans complete the splicing. The magnetic suction fan set of claim 1, wherein a transmission electrode is provided on the splicing surface, and a mounting groove is formed on one side of each of the half-shells for forming the side wall to provide the transmission electrode placement, and A pair of notches formed in the installation groove, and the two notches together form an opening through which the transmission electrode can be exposed after the two half-shells are assembled. The magnetic fan assembly of claim 2, wherein the magnetic fan assembly is connected to a control source, the control source has a control source electrode, and the transmission electrode at one end of the N+1 fans is connected to the control source. Controls the source electrode connection.

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