TWM583892U - Fan device and fan assembly - Google Patents

Abstract

A fan device includes a frame body, a blade, an electrical connection component, a first assembly, and a first coupling member. The blade is rotatably disposed on the frame, and the frame surrounds the blade. The electrical connection assembly includes a circuit board and an electrical connection port. The circuit board is stacked on the side of the frame away from the blade. The electrical connection is provided on the circuit board. The first assembly is stacked on the circuit board and exposes the electrical connections. The first bonding component is combined with the first assembly and the frame to sandwich the circuit board between the first assembly and the frame.

Description

Fan unit and fan unit

The present invention relates to a fan device and a fan assembly, and more particularly to an exposed fan device and a fan assembly.

In today's era of information explosion, electronic products have become inextricably linked to everyday life. With the continuous evolution of technology, various electronic products have also been introduced. In terms of the development and application of personal computers, a desktop personal computer (desktop PC) was first developed. However, desktop computers have a large size and are inconvenient to carry, and thus, portable electronic devices such as a notebook PC and a tablet PC have been developed. As the portable electronic device is lighter and thinner, the heat generated by the portable electronic device is also increased. Therefore, the heat generated by the heat generating component must be efficiently discharged to the outside through the heat sink. To ensure the normal operation of the portable electronic device. The fan is one of the most commonly used heat sinks. By blowing or extracting hot air near the heating element, the heat generated by the heating element can be carried away by the nearby air to achieve a heat dissipation effect.

However, the assembly means for connecting the circuit board or the electrical connection port for the series fan in the fan is often too complicated, so that the assembly efficiency of the fan is difficult to increase.

The present invention provides a fan device and a fan group, thereby improving the assembly efficiency of the fan and facilitating the series operation between the fans.

The fan device disclosed in one embodiment of the present invention comprises a frame body, a blade, an electrical connection component, a first assembly body and a first coupling member. The blade is rotatably disposed on the frame, and the frame surrounds the blade. The electrical connection assembly includes a circuit board and an electrical connection port. The circuit board is stacked on the side of the frame away from the blade. The electrical connection is provided on the circuit board. The first assembly is stacked on the circuit board and exposes the electrical connections. The first bonding component is combined with the first assembly and the frame to sandwich the circuit board between the first assembly and the frame.

A fan group disclosed in another embodiment of the present invention includes a two-fan device and a sub-wiring. Each fan device includes a frame, a blade, an electrical connection component, a first assembly, and a first coupling. The blade is rotatably disposed on the frame, and the frame surrounds the blade. The electrical connection assembly includes a circuit board and an electrical connection port. The circuit board is stacked on the side of the frame away from the blade. The electrical connection is provided on the circuit board. The first assembly is stacked on the circuit board and exposes the electrical connections. The first bonding component is combined with the first assembly and the frame to sandwich the circuit board between the first assembly and the frame. The sub-wiring includes a common connector and two sub-connectors. The common connector is electrically connected to the two sub-joints. The two sub-connectors are detachably plugged into the two electrical connections respectively.

A fan group disclosed in another embodiment of the present invention includes a two-fan device and a sub-wiring. Each fan device includes a housing, a blade, and an electrical connection assembly. The blade is rotatably disposed in the housing, and the housing surrounds the blade. The electrical connection assembly includes a circuit board and an electrical connection port. The circuit board is mounted on the housing. The electrical connection is disposed on the circuit board and exposed from the hollow of the housing. The sub-wiring includes a common joint and two sub-joints, and the common joint is electrically connected to the two sub-joints, and the two sub-joints are respectively detachably inserted into the two electrical joints.

According to the fan device and the fan assembly of the above embodiment, the circuit board of the electrical connection component can be fixed to the frame through the first assembly and the first coupling member, thereby improving the assembly efficiency of the electrical connection component and the frame.

In addition, since the first assembly is only pressed against the circuit board and does not cover the electrical connection of the electrical connection component, that is, the electrical connection of the electrical connection component is exposed outside the fan device, it is convenient to connect a plurality of fans in series. Device.

The above description of the present invention and the following description of the embodiments are intended to illustrate and explain the principles of the present invention and to provide a further explanation of the scope of the present application.

Please refer to Figure 1 to Figure 3. 1 is a perspective view of a fan device according to a first embodiment of the present invention. Figure 2 is an exploded perspective view of Figure 1. Figure 3 is a partial cross-sectional view of Figure 1.

The fan device 10 of the embodiment shown in FIG. 1 and FIG. 2 includes a frame 100, a blade 200, an electrical connection assembly 300, a first assembly 400, and a first coupling member 500.

The blade 200 is rotatably disposed to the frame 100, and the frame 100 surrounds the blade 200. In detail, the outer contour of the cross section of the frame 100 is square, and the frame 100 is away from one side of the fan blade 200, and the outer side of the frame body 100 has opposite first side faces 101 and opposite sides. Two sides 102. The two first side faces 101 are orthogonal to the second second side faces 102, and the two first side faces 101 and their extended faces and the second second side faces 102 and their extended faces together form a square contour.

In addition, as shown in FIG. 3, the outer side of the frame body 100 has an assembly groove 110 and an assembly protrusion 120. The assembly groove 110 is located at one corner of the frame 100, that is, the assembly groove 110 is located at one of the intersections of the first side 101 and the second side 102. Furthermore, the assembly recess 110 has a groove bottom surface 111 and two groove side surfaces 112, 113. The groove bottom surface 111 has an obtuse angle θ with the two first side faces 101 and the second second side faces 102.

The assembly stud 120 protrudes from the groove bottom surface 111 of the assembly groove 110 and has, for example, a screw hole 121.

The electrical connection assembly 300 includes a circuit board 310, an electrical connection 320, and a rotational speed adjustment switch 330. The circuit board 310 is located in the assembly recess 110. The circuit board 310 is stacked on the bottom surface 111 of the groove 110 of the assembly groove 110, and is disposed between the two groove sides 112, 113, and the circuit board 310 is separated from the two groove sides 112, 113. The circuit board 310 has a through hole 311, and the assembly stud 120 passes through the through hole 311 at least partially in the through hole 311 to limit the circuit board 310. Both the electrical connection 320 and the rotational speed adjustment switch 330 are disposed on the surface of the circuit board 310 facing away from the blade 200. The electrical port 320 is used for plugging in a transmission line (not shown). The speed adjustment switch 330 is used to adjust the rotation speed of the blade 200. For example, the fan blade 200 of the fan device 10 can be set to have three modes of high, medium, and low speed. Each time the speed adjustment switch 330 is adjusted, one mode is switched, such as adjusting from a high speed to a medium speed.

The first assembly 400 has elasticity, such as rubber, and has a through hole 410. The first assembly 400 is stacked on the circuit board 310 to sandwich the circuit board 310 between the frame 100 and the first assembly 400, and the electrical connection 320 is exposed. Furthermore, the electrical connection 320 is interposed between the first assembly 400 and the groove side 112. In addition, at least a portion of the assembly stud 120 extends into the through hole 410 to limit the first assembly 400.

The first coupling member 500 is, for example, a screw, passes through the through hole 410 of the first assembly 400 and is locked to the combined protrusion 120 of the frame 100 to sandwich and fix the circuit board 310 to the first assembly 400 and the frame. Between the bodies 100. As a result, the insertion direction F1 of the electrical connection port 320 is not parallel to the normal direction N1 of the two first side faces 101 and the normal direction N2 of the second second side faces 102. In this embodiment, the insertion direction F1 of the electrical connection port 320 is further parallel to the central axis A of the assembly stud 120, but is not limited thereto.

In this embodiment and other embodiments, the fan device 10 further includes a plurality of second assembly bodies 600 and a plurality of second coupling members 700. The second assembly 600 has elasticity, for example, rubber, and is attached to the remaining corner portions of the frame 100 through the second coupling members 700, for example.

The assembly post 120 is exemplified by the screw hole 121, and the design of the first coupling member 500 corresponding to the screw is not intended to limit the present invention. In other embodiments, the assembly post may also be modified to have a snap hole. And the first joint member can also be changed into a snap pin.

The circuit board 310 and the two-slot sides 112 and 113 are separated from each other, but are not limited thereto. Please refer to Figure 4. 4 is a partial cross-sectional view showing a fan device according to a second embodiment of the present invention. In this embodiment, the opposite sides of the circuit board 310 ′ respectively abut against the two groove sides 112 , 113 of the assembly groove 110 , so that the circuit board 310 ′ is not only limited by the assembly protrusion 120 , but also receives two The limit of the groove sides 112, 113.

The fan device 10 can fix the circuit board 310 of the electrical connection assembly 300 to the frame 100 through the first assembly 400 and the first coupling member 500, thereby improving the assembly efficiency of the electrical connection assembly 300 and the frame 100. In addition, since the first assembly 400 is only pressed against the circuit board 310 without covering the electrical connection 320 of the electrical connection assembly 300, that is, the electrical connection 320 of the electrical connection assembly 300 is exposed outside the fan device 10, Therefore, it is convenient to connect a plurality of fan units 10 in series. Please refer to Figure 5. FIG. 5 is a perspective view of a fan assembly according to a third embodiment of the present invention.

In this embodiment, the fan assembly 1 includes a two-fan device 10 and a sub-wire 30. Each of the fan devices 10 has a structure similar to that of the fan device 10 of the embodiment of FIG. 1 , and includes a frame 100 , a blade 200 , an electrical connection assembly 300 , and a first assembly 400 , and therefore will not be described again. The sub-wiring 30 includes a common joint 32 and two sub-joints 34,36. The common connector 32 is electrically connected to the two sub-connectors 34, 36, and the two sub-connectors 34, 36 are detachably inserted into the two electrical connections 320, respectively, to connect the two fan devices 10.

In addition, the design of the component 100 and the first assembly 400 of the above embodiment is not intended to limit the present invention. If the purpose is to facilitate the connection of the plurality of fan devices 10, the frame and the first The assembly may also be an integrally formed housing, and as long as the electrical connection is exposed from the hollow of the housing, the effect of facilitating the connection of a plurality of fan units can be achieved.

In addition, the number of the fan units 10 of the fan group in the above embodiment is exemplified by two, but is not limited thereto. In other embodiments, the number of fan devices may be three or more.

According to the fan device and the fan assembly of the above embodiment, the circuit board of the electrical connection component can be fixed to the frame through the first assembly and the first coupling member, thereby improving the assembly efficiency of the electrical connection component and the frame.

In addition, since the first assembly is only pressed against the circuit board and does not cover the electrical connection of the electrical connection component, that is, the electrical connection of the electrical connection component is exposed outside the fan device, it is convenient to connect a plurality of fans in series. Device.

Although the present invention has been described above in the foregoing embodiments, it is not intended to limit the present invention, and those skilled in the art can make some modifications and refinements without departing from the spirit and scope of the present invention. The scope of the new patent protection shall be subject to the definition of the scope of the patent application attached to this specification.

1‧‧‧fan group  10‧‧‧Fan device  30‧‧‧Wiring  32‧‧‧Shared joint  34, 36‧‧‧ sub-joints  100‧‧‧ frame  101‧‧‧ first side  102‧‧‧ second side  110‧‧‧Assembling the groove  111‧‧‧Slot bottom  112, 113‧‧‧ slot side  120‧‧‧Assembled studs  121‧‧‧ screw holes  200‧‧‧ fan leaves  300‧‧‧Electrical connection components  310, 310’‧‧‧ boards  311‧‧‧Perforation  320‧‧‧Electrical connection埠  330‧‧‧Speed adjustment switch  400‧‧‧ first combination  410‧‧‧through hole  500‧‧‧ first joint  600‧‧‧Second combination  700‧‧‧Second joint  A‧‧‧ axis  F1‧‧‧Drop direction  N1, N2‧‧‧ normal direction  

1 is a perspective view of a fan device according to a first embodiment of the present invention.  Figure 2 is an exploded perspective view of Figure 1.  Figure 3 is a partial cross-sectional view of Figure 1.  4 is a partial cross-sectional view showing a fan device according to a second embodiment of the present invention.  FIG. 5 is a perspective view of a fan assembly according to a third embodiment of the present invention.  

Claims (17)

A fan device comprising:
a frame; a blade rotatably disposed on the frame, and the frame surrounds the blade; an electrical connection assembly comprising a circuit board and an electrical connection, the circuit board being stacked on The frame body is away from one side of the fan blade, the electrical connection port is disposed on the circuit board; a first assembly body is stacked on the circuit board, and the electrical connection port is exposed; and a first bonding member is coupled The first assembly, the circuit board and the frame. The fan device of claim 1, wherein the frame body has an assembly groove and an assembly protrusion on a side away from the blade, and the assembly protrusion is located in the assembly groove, the circuit board The first assembly has a through hole, and the assembly protrusion penetrates the through hole of the circuit board and a portion of the through hole of the first assembly. The first coupling member locks the assembly boss. The fan device of claim 2, wherein the assembly groove is located at one of the corners of the frame. The fan device of claim 3, further comprising a plurality of second assembly bodies and a plurality of second coupling members, wherein the second assembly bodies are respectively disposed in the frame through the second coupling members The corners of the corners. The fan device of claim 2, wherein the electrical connection port is inserted parallel to the axis of the assembly stud. The fan device of claim 2, wherein the assembly groove has a groove bottom surface and a two groove side surface, the two groove side surfaces are located on opposite sides of the groove bottom surface, and the assembly protrusion protrudes from the groove bottom surface The circuit board is between the sides of the two slots. The fan device of claim 6, wherein opposite sides of the circuit board respectively abut against the sides of the two slots. The fan device of claim 6, wherein the electrical connection is between the first assembly and one of the sides of the groove. The fan device of claim 6, wherein the frame has two first sides opposite to each other and two second sides opposite to each other, the two first sides being orthogonal to the second sides The bottom surface of the groove has an obtuse angle with the two first side surfaces and the two second side surfaces. The fan device of claim 1, wherein the frame has two first sides opposite to each other and two second sides opposite to each other, the two first sides being orthogonal to the second side, The insertion direction of the electrical connection port is not parallel to the normal direction of the two first side faces and the normal direction of the second second side faces. The fan device of claim 1, wherein the first assembly has elasticity. The fan device of claim 1, wherein the circuit board is sandwiched between the first assembly and the frame. The fan device of claim 1, wherein the electrical connection component further comprises a rotation speed adjustment switch, the rotation speed adjustment switch is disposed on the circuit board, and the rotation speed adjustment switch and the electrical connection port are respectively located at the first The opposite sides of the assembly. A fan group comprising:
a two-fan device, each of the fan devices comprising: a casing; a blade rotatably disposed on the casing, the casing surrounding the blade; and an electrical connection assembly including a circuit board And an electrical connection, the circuit board is mounted on the housing, the electrical connection is disposed on the circuit board, and is exposed from the hollow of the housing; and a sub-wiring includes a common connector and two sub-connectors The common connector is electrically connected to the two sub-connectors, and the two sub-connectors are detachably inserted into the two electrical connections respectively. The fan device of claim 14, wherein each of the housings comprises a frame and a first assembly, the circuit board being stacked on a side of the frame away from the blade, the first The assembly is stacked on the circuit board and exposes the electrical connection port. The fan device of claim 14, wherein each of the fan devices further comprises a first bonding member, the first bonding member combining the first assembly, the circuit board and the frame. The fan device of claim 16, wherein the circuit board is sandwiched between the first assembly and the frame.