CN104251216A - Fan, fan frame and fan device - Google Patents

Abstract

The invention relates to a fan device, which comprises a fan frame and a fan, wherein the fan frame comprises a shell and an electric connecting wire, the shell is provided with a first electric contact and an electric connector, and the electric connecting wire is embedded in the shell and is electrically connected between the first electric contact and the electric connector. The fan comprises a base, a fan wheel and a second electric contact, wherein the base is provided with a circuit board and a bearing, the fan wheel is arranged on the bearing, and the second electric contact is arranged on the base and is electrically connected with the circuit board. The fan is detachably arranged in the fan frame, so that the second electrical contact is electrically contacted with the first electrical contact and is electrically connected with the electric connector through the electric connecting wire, the fan can be quickly combined on the fan frame, the trouble of wire arrangement is eliminated, and the functions of attractiveness and complete fixation are achieved.

Description

Fan, fan frame and fan device

【Technical field】

The invention relates to a heat dissipation device, in particular to a fan device and its fan and fan frame.

【Background technique】

The fans of the general cooling device are all assembled in a casing, and then the casing is arranged in the position corresponding to the air vent in the computer casing, and then, through the operation of the fan wheel, the heat around the electronic components is dissipated to the ventilation Out of the mouth, so as to achieve the purpose of heat dissipation. Therefore, in the limited space in the computer casing, when striving to form an integrated configuration of the fan and the casing, usually all the components of the fan are accommodated in the casing. In addition to reducing the occupied space, it is more It can make its appearance achieve better integrity and aesthetics.

At present, the assembly relationship between the power cord of most fans and the casing is to install the fan directly in the casing, and pull the electric connection wire of the fan out of the casing through the hole reserved on the casing, so as to facilitate the power supply. connected to an external power source. However, in this assembly method, since the electrical connecting wires are exposed between the fan and the housing, they cannot be fixed on the housing and protrude from the surface of the housing, thus failing to achieve both integrity and aesthetics.

In addition, in actual use, the electrical connection wires are likely to cause obstacles on the assembly path of the fan, so that the operator must first remove the electrical connection wires to install the fan in the casing smoothly, and then the fan power cord must be removed from the fan. The fixed position reserved on the shell is fixed (sometimes need to use auxiliary supplies such as glue and tape), and the terminal head on the other side is pulled out of the shell, so it is quite troublesome to assemble the heat sink. In addition, due to the above-mentioned assembly method, the electrical connection wires can only be as close as possible to the surface of the housing, so it is easy to cause electrical connection during the assembly and disassembly process of the fan, or when the fan operating environment is at high temperature and large air volume. The fixed jelly of the wire is aging and dry, and the fan will vibrate when it is running, the fan connection wire will be loosened by external force and bent and deflected between the fan and the casing, which will not only interfere with the fan's At the same time, during the assembly or disassembly process of the fan, it will also increase the difficulty of assembly, so that the assembly and production efficiency of the heat sink cannot be improved. In addition, when the electrical connecting wire is pulled improperly by external force, it is easy to detach from the circuit board, causing problems such as short circuit or damage, resulting in an increase in maintenance cost.

Therefore, there is still room for improvement in the composition and structure of conventional cooling fans.

【Content of invention】

In view of the above problems, the present invention provides a fan, fan frame and fan device, so as to solve the problem that the electrical connection wire of the conventional cooling fan is exposed outside the fan and the fan frame, which cannot achieve accurate positioning, and easily interferes with the operation of the fan wheel. , and when the power line is pulled improperly by external force, it is easy to separate from the circuit board and cause problems such as short circuit or damage.

In order to solve the above technical problems, the present invention provides a fan device, which includes a fan frame and a fan, wherein the fan frame includes a housing and an electrical connection wire, the housing is provided with a first electrical contact and an electrical connector, And the electrical connecting wire is embedded in the casing, and is electrically connected between the first electrical contact and the electrical connector. The fan is detachably installed in the fan frame. The fan includes a base, a fan wheel and a second electrical contact, and the base has a circuit board and a bearing electrically connected to the circuit board. The fan wheel is set on the bearing, and the second electrical contact is set on the base, and is electrically connected to the circuit board, wherein the base of the fan is installed in the casing of the fan frame, and the second electrical contact of the fan is a corresponding contact The first electrical contact of the housing is electrically connected to the electrical connector through an electrical connection wire.

Furthermore, in the above-mentioned fan device of the present invention, the casing includes a frame and a bracket, the bracket is connected in the frame, the first electrical contact is arranged on the bracket, and the two ends of the electrical connection wire are respectively embedded in the bracket and the frame , and the electrical connector is arranged on the frame.

Furthermore, in the above-mentioned fan device of the present invention, a plurality of fixing pieces are arranged on the bracket, and the base of the fan also has a plurality of openings, the base is set on the bracket, one end of the plurality of fixing pieces is connected to the surface of the bracket, and the other One end correspondingly passes through a plurality of openings, and presses against the other side of the base opposite to the bracket.

Furthermore, in the above-mentioned fan device of the present invention, the first electrical contact and the second electrical contact are in a concave-convex fit structure.

Furthermore, in the above-mentioned fan device of the present invention, the first electrical contact is a slot, and the second electrical contact is a pin. When the fan is installed in the fan frame, the pin is inserted into the slot.

The present invention also provides a fan frame, which includes a housing and an electrical connection wire, the housing is provided with a first electrical contact and an electrical connector, the electrical connection wire is embedded in the housing, and is electrically connected to the Between the first electrical contact and the electrical connector.

Furthermore, in the above-mentioned fan frame of the present invention, the casing includes a frame and a bracket, the bracket is connected in the frame, the first electrical contact is arranged on the bracket, and the two ends of the electrical connection wire are respectively embedded in the bracket and the frame , and the electrical connector is arranged on the frame.

Furthermore, in the above-mentioned fan frame of the present invention, the first electrical contact is a slot.

The present invention also provides a fan, which includes a base, a fan wheel and a second electrical contact, and the base has a circuit board and a bearing electrically connected to the circuit board, wherein the fan wheel is arranged on the bearing, and the second The two electrical contacts are arranged on the base and are electrically connected to the circuit board.

Furthermore, in the above-mentioned fan of the present invention, the second electrical contact is a pin.

The effect of the present invention is that the fan of the fan device and the fan frame are connected through electrical contacts, so that the fan can be quickly combined on the fan frame, and the design method of using the electrical connection wire embedded in the fan frame allows the fan to be connected to the fan frame. The circuits between the fan frames are all electrically connected by hidden wires, which can avoid the obstruction of the electrical connection wires during the assembly process of the fan device, and save the trouble of arranging the wires. Not only can it achieve a beautiful and completely fixed Function, but also make the electrical connection wires not interfere with the assembly and operation of the fan. Therefore, the fan device of the present invention not only has high convenience in assembly, but also has high safety and stability in use.

Regarding the features, implementation and effects of the present invention, the preferred embodiments are described in detail below in conjunction with the drawings.

【Description of drawings】

FIG. 1 is an exploded schematic diagram of a fan device according to an embodiment of the present invention.

FIG. 2A is a three-dimensional assembled view of a fan device according to an embodiment of the present invention.

2B is a schematic cross-sectional view of a fan device according to an embodiment of the present invention.

3A is a schematic perspective view of a fan frame of a fan device according to an embodiment of the present invention.

FIG. 3B is a three-dimensional schematic diagram of another viewing angle of the fan frame of the fan device according to an embodiment of the present invention.

FIG. 4 is a schematic perspective view of a fan of a fan device according to an embodiment of the present invention.

Description of main component symbols:

【Detailed ways】

The fan, fan frame and fan device of an embodiment of the present invention disclosed below are descriptions of an axial flow fan, fan frame and fan device having the fan and fan frame, but are not based on this embodiment. The disclosed forms are limited, and those skilled in the art can change the appearance forms of the fan, fan frame and fan device of the present invention correspondingly according to actual design requirements or usage requirements.

Please refer to FIG. 1 to FIG. 2A , which are an exploded schematic view and a three-dimensional assembled view of a fan device disclosed by an embodiment of the present invention. The fan device 10 of this embodiment is used to generate an air flow to turbulence the surrounding air. The fan device 10 includes a frame 100 and a fan 200 . The fan frame 100 has an accommodating slot, and the fan 200 is detachably installed in the accommodating slot of the fan frame 100. It is worth noting that the fan frame 100 can be adapted to install fans 200 of different sizes, so that the fan The frame 100 is a common material, which can be quickly and conveniently prepared during production to reduce production costs. The size specification of the fan 200 may be model 8010, model 8015, model 10010, etc., but is not limited thereto. For example, the fan size of model 8010 is 80×80×10mm, and so on for other models. The detailed structures of the fan frame 100 and the fan 200 will be further described below.

Please refer to FIGS. 1 to 3B . FIG. 2B is a schematic cross-sectional view of a fan device according to an embodiment of the present invention; FIGS. 3A and 3B are perspective views of a fan frame of the fan device according to an embodiment of the present invention. The fan frame 100 of the fan device 10 includes a casing 110 and an electrical connection wire 120, and the casing 110 includes a frame 111 and a bracket 112, the frame 111 has an opening on the surface, the bracket 112 is connected to the frame 111 and corresponds to the opening, Wherein the composition structure of bracket 112 can be a disc as the center, and three ribs are extended around the disc, and these ribs are connected to the bottom of the frame 111, so that the disc corresponds to the opening of the frame and is in contact with the surface of the frame 111 A height difference is formed therebetween, and an accommodating groove is formed between the frame 111 and the bracket 112 . In addition, a first electrical contact 113 and an electrical connector 114 are arranged on the housing 110 of the fan frame 100. The first electrical contact 113 is arranged on the disc of the bracket 112 and corresponds to one end of one of the ribs. The electrical connector 114 is provided at the other end of the rib, wherein the first electrical contact 113 is exposed on the surface of the bracket 112 for electrically connecting the fan 200 when the fan 200 is placed in the accommodating slot, and the electrical connector 114 is then electrically connected to an external power supply, such as a commercial power supply or a power supply on a mainboard, through an adapter cable (not shown), so as to receive and provide the power required for the operation of the fan device 10 .

As mentioned above, the electrical connecting wire 120 is arranged on the bracket 112 of the housing 110 and embedded in the rib provided with the electrical connector 114, and the opposite ends of the electrical connecting wire 120 are respectively electrically connected to the first electrical contacts. 113 and electrical connector 114. Based on the above structure, the electrical connection wire 120 is covered in the bracket 112 of the casing 110, which saves the trouble of arranging the wire, and achieves the function of being beautiful and completely fixed, while preventing the electrical connection wire 120 from interfering with the assembly of the fan 200 and run. It is worth mentioning that the above-mentioned electrical connection wire 120 may be completely or partially embedded in the bracket 112 of the casing 110, that is, the electrical connection wire 120 is at most flush with the surface of the bracket 112 and does not protrude from the bracket 112. surface. In addition, the form of the electrical connection wire 120 may be, but not limited to, a metal guide piece or an electric wire. However, if the electrical connection wire 120 is a metal guide piece, the preferred configuration is to be completely embedded in the bracket 112 of the housing 110 In order to avoid the danger of electric shock caused by the exposure of the metal guide or the influence of conductivity due to oxidation.

Please refer to FIG. 2B and FIG. 4 . FIG. 4 is a perspective view of a fan of a fan device according to an embodiment of the present invention. The fan 200 of the fan device 10 includes a base 210 , a fan wheel 220 and a second electrical contact 230 . The base 210 has a circuit board 211 and a bearing 212 , wherein the circuit board 211 is disposed on the top surface of the base 210 , and the bearing 212 stands on the top surface of the base 210 and passes through the circuit board 211 . The bearing 212 is electrically connected to the circuit board 211 and can rotate relative to the circuit board 211 . The fan wheel 220 includes an axial center portion and a plurality of fan blades arranged at intervals on the axial center portion. The fan wheel 220 is combined with the shaft center portion on the bearing 212 so as to be driven by the bearing 212 to rotate relative to the base 210, so that a plurality of The fan blades disturb the surrounding air to create airflow.

Chen stated before that the circuit board 211 described in the various embodiments of the present invention is similar to the electronic components that perform the preset functions of the circuit board of a conventional fan, and can also perform functions such as transmitting electrical signals and controlling the speed of rotation, so no further description is given here. , only the electronic components involved in this embodiment will be described in detail here.

As mentioned above, the second electrical contact 230 of the fan 200 is set on the bottom surface of the base 210 and is electrically connected to the circuit board 211. The sex contact 230 corresponds to the position of the first electrical contact 113 for alignment and mutual electrical connection. It is worth noting that the first electrical contact 113 and the second electrical contact 230 disclosed in the present invention are in a concave-convex structural relationship. For example, the first electrical contact 113 can be a slot, and the second electrical contact 230 is a matching pin. In addition, the above-mentioned structural relationship between the first electrical contact 113 and the second electrical contact 230 can also be that two metal shrapnels or two springs are in contact with each other to realize the electrical connection, which is not the same as disclosed in the present invention. Implementation is limited.

To further illustrate, when the fan 200 is installed in the accommodating slot of the fan frame 100, the base 210 of the fan 200 is detachably arranged on the bracket 112 of the housing 110, and the second electrical contact 230 of the fan 200 is in corresponding contact with the The first electrical contact 113 of the casing 110 , for example, the second electrical contact 230 is electrically inserted into the first electrical contact 113 in the form of a socket in the form of pins, so as to achieve mutual electrical connection. Since the fan 200 and the fan frame 100 are electrically connected through the mutual contact between the second electrical contact 230 and the first electrical contact 113, and the electrical connection wire 120 is embedded or embedded in the bracket 112. , when the fan 200 is assembled in the accommodating slot of the fan frame 100, it will not be interfered and hindered by the electrical connection wire 120, so that the fan 200 can be quickly positioned on the fan frame 100 and combined with the fan frame 100, so the fan 200 The assembly of the device 10 is quite convenient.

In addition, in order to have a more convenient assembly function, multiple fixing pieces 115 may be provided on the bracket 112 of this embodiment, and one end of each fixing piece 115 is connected to each rib of the bracket 112 . At the same time, the base 210 of the fan 200 also has a plurality of openings 213, wherein when the base 210 is installed on the bracket 112, the other end of the fixing member 115 passes through each opening 213 of the base 210 correspondingly, and presses against the base 210 opposite On the other side of the bracket 112, the base 210 of the fan 200 can be firmly clamped on the bracket 112 without shifting or falling off, so as to achieve the effect of fixing the fan 200 and at the same time make the first electrical The contact point 113 is in close contact with the second electrical contact point 230 to prevent power failure between the two due to poor contact.

From the above examples of the disclosed embodiments of the present invention, it can be clearly seen that the design of the fan device of the present invention is embedded in the housing through the electrical connection wires, which can solve the problem that the electrical connection wires of conventional cooling fans cannot be positioned accurately and are easily interfered with. The assembly and operation of the fan, etc. At the same time, it also solves the problem that the power cord is easily detached from the circuit board when it is improperly pulled by external force, resulting in short circuit or damage.

Therefore, compared with the prior art, the fan device of the present invention not only utilizes the design that the electrical connection wires are embedded in the casing, but also makes the circuits in the casing connected to each other in the way of hidden wires, so as to save the trouble of arranging the wires. It achieves the function of being beautiful and completely fixed, and makes the electrical connection wire not interfere with the assembly and operation of the fan. At the same time, the design of slots and pins for the fan and the fan frame is used to make the electrical contacts easy to align, so that the fan and the fan frame can be combined conveniently and quickly, which helps to improve the assembly and operation of the fan device. Productivity. Therefore, in addition to being convenient for assembly, the fan device of the present invention also has safety and stability in use.

Although the embodiments of the present invention are disclosed as above, they are not intended to limit the present invention. Anyone skilled in the relevant art can use the shapes, structures, and features described in the application scope of the present invention without departing from the spirit and scope of the present invention. and quantity can be slightly changed, so the scope of patent protection of the present invention must be defined by the scope of patent application attached to this specification.

Claims (10)

1. A fan device, characterized in that, the fan device comprises: A frame, including: a housing provided with a first electrical contact and an electrical connector; and an electrical connection wire embedded in the housing and electrically connected between the first electrical contact and the electrical connector; and A fan is detachably installed in the fan frame, and the fan includes: a base with a circuit board and a bearing electrically connected to the circuit board; a fan wheel disposed on said bearing; and a second electrical contact, arranged on the base, and electrically connected to the circuit board; Wherein, the base of the fan is installed on the housing of the fan frame, the second electrical contact correspondingly contacts the first electrical contact of the housing, and passes through the The electrical connection wire is electrically connected to the electrical connector. 2. The fan device according to claim 1, wherein the housing comprises a frame and a bracket, the bracket is connected in the frame, and the first electrical contact is arranged on the bracket , the two ends of the electrical connecting wire are respectively embedded in the bracket and the frame, and the electrical connector is arranged on the frame. 3. The fan device according to claim 2, wherein a plurality of fixing pieces are provided on the bracket, and the base of the fan also has a plurality of openings, and the base is arranged on the bracket One end of the plurality of fixing parts is connected to the surface of the bracket, and the other end correspondingly passes through the plurality of openings, and presses against the other side of the base opposite to the bracket. 4 . The fan device according to claim 1 , wherein the first electrical contact and the second electrical contact have a concave-convex matching structure. 5. The fan device according to claim 4, wherein the first electrical contact is a slot, the second electrical contact is a pin, and when the fan is installed in the fan frame, the The pins are plugged into the slots. 6. A fan frame, characterized in that the fan frame comprises: a housing provided with a first electrical contact and an electrical connector; and An electrical connection wire is embedded in the housing and electrically connected between the first electrical contact and the electrical connector. 7. The fan frame according to claim 6, wherein the housing comprises a frame and a bracket, the bracket is connected in the frame, and the first electrical contact is arranged on the bracket , the two ends of the electrical connecting wire are respectively embedded in the bracket and the frame, and the electrical connector is arranged on the frame. 8. The fan frame according to claim 6, wherein the first electrical contact is a slot. 9. A fan, characterized in that the fan comprises: a base with a circuit board and a bearing electrically connected to the circuit board; a fan wheel disposed on said bearing; and A second electrical contact is arranged on the base and is electrically connected to the circuit board. 10. The fan according to claim 9, wherein the second electrical contact is a pin.