CN208534803U

CN208534803U - Fan with wireless charging function

Info

Publication number: CN208534803U
Application number: CN201820969834.7U
Authority: CN
Inventors: 桑堇馨
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-12-12
Filing date: 2018-06-22
Publication date: 2019-02-22
Anticipated expiration: 2028-06-22

Abstract

The application proposes a kind of fan with wireless charging function, and including a fan unit, the wireless charging portion being electrically connected with fan unit and a pedestal, fan unit has an air side and an inlet side；The wireless charging portion has a charging surface, and the charging surface is for receiving an electronic equipment to carry out wireless charging to the electronic equipment.The wireless charging portion is positioned at the inlet side of the fan, when forming air flowing between the operation of fan, the charging surface and electronic equipment on the charging surface；The fan unit and wireless charging portion are mounted on the base；When electronic equipment is when carrying out wireless charging, it can use fan and radiate to wireless charging and the electronic equipment being placed on wireless charging, the utility model structure simply but has the function of high efficiency and heat radiation, has vast market prospect.

Description

Fan with wireless charging function

Technical field

The utility model relates to fan arts, more particularly to USB fan.

Background technique

Existing USB fan, can connect with computer, give user's air feed, small in size, easy to use, receive wide The big masses' likes.Existing USB fan generally only has blowing function, has a single function.

With the development of science and technology, various electronic equipments apply increasingly extensive, and electronic equipment (example in people's daily life Such as dynamic token) on the charging modes of rechargeable battery that use become focus, in the prior art it is general using USB line come Charging, it is not portable enough, " pass through inducing method wireless power sharing disclosed on October 24th, 2006 Samsung Electronics Co., Ltd Equipment method " patent of invention (publication number: CN 1956288A), the patented invention is a kind of not contact and wirelessly feel The method to charge to battery with answering, major way are as follows: alternating current (AC) voltage is converted to DC current (DC) electricity by rectifier Pressure, and output dc voltage；The D/C voltage that rectifier exports is converted into AC voltage by inverter, and single by power control and conversion Member is that the battery of external electronic device charges.

But wireless induction be that electric power passes through and in feeder ear changes into alternating current magnetic wave by direct current to the method for battery charging Signal, electricity can all be caused by changing into the electronic building brick that electric current in direct current process is passed through by alternating current magnetic wave signal using receiving end The loss of power simultaneously gives off heat, such as China Patent Publication No. is a kind of portable power supply device of CN204597527U, this is specially Benefit carries out power supply unit using increase radiating subassembly (radiator structures such as shell local use metal material or heat conductive silica gel) scattered Heat, so that it is guaranteed that the charge-discharge performance of power supply unit；Also if China Patent Publication No. is a kind of wireless charging of CN204741482U Electric hand casing, which is radiated using fitting heat-dissipating aluminium plate on circuit boards, to play the role of protecting circuit；For another example China Patent Publication No. is a kind of mobile phone wireless cradle of CN205051394U, which uses heat dissipation copper pipe by wireless charging Coil is transmitted to the heat on pedestal and is timely transmitted in external environment, it is ensured that Wireless charging coil being capable of normal, steady operation； However the radiating requirements of wireless charging base and electronic equipment still can not be not achieved in these structures, the heat sinking function of wireless charging is still It needs to continue to improve.

Summary of the invention

In view of this, cooperating wireless charging function, not only on the basis of conventional fan the utility model proposes a kind of fan On increase the function of wireless charging, but also can radiate in wireless charging to electronic equipment, play and kill two birds with one stone Effect.

The application proposes that having the fan of wireless charging function includes a fan unit, the nothing being electrically connected with fan unit Line charging part and a pedestal, fan unit have an air side and an inlet side；The wireless charging portion has a charging surface, The charging surface is for receiving an electronic equipment to carry out wireless charging to the electronic equipment.The wireless charging portion is located at The inlet side of the fan, when between the operation of fan, the charging surface and electronic equipment on the charging surface Form air flowing；The fan unit and wireless charging portion are mounted on the base.

Preferably, it is equipped with transmitting coil in the wireless charging portion, circuit unit, the emission lines are set in the pedestal Circle is electrically connected with the circuit unit.

Preferably, the fan unit and the circuit unit are electrically connected.

Preferably, the pedestal is equipped with power supply interface, and the power supply interface and the circuit unit are electrically connected.

Preferably, the circuit unit includes the oscillator and amplifier being sequentially connected electrically with power supply port.

Preferably, the power supply port is USB interface.

Preferably, the charging surface is located on the surface towards the inlet side in the wireless charging portion.

Preferably, the charging surface is tilted relative to vertical direction.

Preferably, the charging surface is located on the surface far from the inlet side in the wireless charging portion.

Preferably, the charging surface is tilted relative to vertical direction.

In conclusion electronic equipment is carrying out wirelessly the utility model proposes a kind of fan with wireless charging function When charging, it can use fan and radiate to wireless charging and the electronic equipment being placed on wireless charging, the utility model structure Simply but have the function of high efficiency and heat radiation, has vast market prospect.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the fan of an embodiment of the present invention.

Fig. 2 is another angled arrangement schematic diagram of fan in Fig. 1.

Fig. 3 is the reference view that fan is connect with circuit board and coil mould group in Fig. 1.

Fig. 4 is the system schematic of circuit board in Fig. 1.

Fig. 5 is the circuit diagram of circuit board in Fig. 1.

Fig. 6 is the stereoscopic schematic diagram of the fan of another embodiment of the utility model.

Fig. 7 is another angle stereoscopic schematic diagram of the fan of Fig. 4.

Specific embodiment

Before describing the embodiments in more detail, it should be understood that the present invention is not limited to institutes hereafter or in attached drawing in the application The detailed construction or arrangement of elements of description.The embodiment that the present invention can realize for other way.Furthermore, it is to be understood that this paper institute The wording and term used is solely for description purposes, should not be interpreted in a limited way."include", "comprise" used herein, The similar wording such as " having " is meant comprising items listed thereafter, its equivalent and other additional things.In particular, when description When " certain element ", it also may include multiple that the present invention, which does not limit the quantity of the element as one,.

It as shown in Figs. 1-5, include fan list according to the fan with wireless charging function of an embodiment of the present invention Member 10, wireless charging portion 12 and pedestal 20, fan unit 10 and wireless charging portion 12 are mounted on pedestal 20, and wind with being intervally arranged It fans unit 10 and wireless charging portion 12 is electrically connected.Fan unit 10 has an air side 14 and an inlet side 16；Wireless charging portion 12 have a charging surface 18 close to inlet side, and charging surface 18 is for receiving an electronic equipment to carry out nothing to electronic equipment Line charge electricity, electronic equipment are located between the inlet side 16 and charging surface 18 of fan unit 10.Electronics is set during wireless charging It is standby constantly to generate heat, and wireless charging process and fan operation carry out simultaneously, in this way, what electronic equipment generated Heat is brought 10 inside of fan unit into from the inlet side of fan unit 10 16 by air-flow and is taken away from air side 14, thus quickly It radiates to electronic equipment.Specifically, when fan unit 10 rotates, air on charging surface 18 is from fan unit 10 Inlet side 16 enter, then be discharged by air side 14, in this way, during fan work, charging surface 18 and inlet side 16 Between form air flowing, due to electronic equipment during wireless charging positioned at charging surface 18 and inlet side 16 between, it is electric The heat of sub- equipment surface also can flow Quick diffusing by air and go out, thus, electronic equipment is due to heat in charging process Being dispersed in time will not bring the problem of powering off because of fever.

It is appreciated that said fans unit 10 may not be induced draft fan, it can be blow-through mode, i.e. inlet side 16 It is replaced by air side, it is also possible to form air flowing between fan unit 10 and charging surface 18, fan unit 10 goes out The air-flow come disperses the heat on electronic equipment surface.

In addition, being electrically charged electronic equipment can directly bear against on the surface, there can also be a gap between the surface, Herein referred " being located at " charging surface includes both situations.Due to wireless charging portion 12 be located at fan unit 10 into Wind side 16, not only can accelerate the heat dissipation effect of wireless charging portion 12 and electronic equipment, but also can satisfy fan The basic function of unit 10, by wind that fan unit 10 is discharged to object (such as radiating to people or other objects).

Such as Fig. 1-3, more specifically for fan unit 10, wireless charging portion 12 and 20 three of pedestal connection relationship: bottom Circuit unit 22 is set in seat 20, is electrically connected respectively with fan unit 10, wireless charging portion 12, to provide electric energy to the two, Socket 24 is provided on the circuit unit 22 to be electrically connected with external power supply inlet wire.The shell of pedestal 20, which is equipped with, accommodates socket 24 port (not shown), so that the plug and socket 24 of external power supply is attached.Socket 24 can be various types USB interface, with facilitate from various types of electronic equipments obtain external power.

Transmitting coil 26 is equipped with inside wireless charging portion 12, transmitting coil 26 and circuit unit 22 are electrically connected, thus logical Oversampling circuit unit 22 is that transmitting coil 26 provides electric current, so that wireless charging portion 12 is with electromagnetic induction method to being placed in it The electronic equipment of charging surface 18 carries out wireless charging；Meanwhile circuit unit 22 and fan unit 10 are electrically connected, and are fan list Member 10 provide electric energy, drive its work, that is, circuit unit 22 during the work time simultaneously driving fan unit 10 and wireless charging Portion 12 works, so that wireless charging can be carried out in fan work process simultaneously by realizing, or during wireless charging together Shi Jinhang fan cooling.

The structure and circuit connecting relation of circuit unit 22 are illustrated as Fig. 4-5 is clearer.Circuit unit 22 include with The oscillator 221 and amplifier 222 that socket 24 is sequentially connected electrically；The input terminal of socket 24 with external power supply to connect, for electricity Road unit 22 provides electric signal, on the one hand the output end of socket 24 is connected with oscillator, on the other hand connected with fan unit 10. Wherein, the input terminal of oscillator 221 is connect with the output end of socket 24, the input of the output end and amplifier 222 of oscillator 221 End connection；Two output ends of amplifier 222 are correspondingly connected with two input terminals of transmitting coil 26 respectively.

More specifically, the ac voltage signal that oscillator 221 generates is sent to transmitting coil after the amplification of amplifier 222 26, the frequency that transmitting coil 26 generates is the magnetic field of near-field communication frequency, the connecing on electronic equipment under the action of magnetic field coupling Take-up circle generates alternating current, and rectification module (not shown) Jing Guo electronic equipment internal and Voltage stabilizing module are (in figure not Show) under the action of alternating current is converted into DC current, to charge to the battery on electronic equipment.

Such as Fig. 5, the oscillator 221 includes first capacitor C1, the second capacitor C2, crystal oscillator Y, first resistor R1, the second electricity Hinder R2, the first phase inverter U1 and the second phase inverter U2, in which: the first end of crystal oscillator Y is grounded through first capacitor C1, second end warp The second capacitor C2 ground connection；The input terminal of first phase inverter U1 is connect with the first end of the crystal oscillator Y, first phase inverter The output end of U1 is divided into two-way, connect all the way through first resistor R1 with the second end of crystal oscillator Y, and another way is with the second phase inverter U2's Input terminal connection；The output end of second phase inverter U2 is connect with the amplifier 222；The one end second resistance R2 and the first phase inverter The input terminal of U1 connects, and the other end is connect with the second end of the crystal oscillator Y；Power supply signal generates square wave under the action of crystal oscillator Y Signal, concatenated first phase inverter U1 and the second phase inverter U2 form the square wave letter compared with standard after carrying out shaping to square-wave signal Number.

Amplifier 222 includes third phase inverter U3, the 4th phase inverter U4, the 5th phase inverter U5,3rd resistor R3, the 4th electricity Hinder R4 and metal-oxide-semiconductor Q1, in which: the input terminal of third phase inverter U3 is connect with the output end of the second phase inverter U2, output end and The grid of the metal-oxide-semiconductor Q1 connects；Third phase inverter U3, the 4th phase inverter U4 and the 5th phase inverter U5 are in parallel；Metal-oxide-semiconductor Q1's Drain electrode is connect through the 3rd resistor R3 with the grid of the metal-oxide-semiconductor Q1, and the grid of metal-oxide-semiconductor Q1 is grounded through the 4th resistance R4, MOS The source electrode of pipe Q1 is grounded, the one end third capacitor C3, one end of variable capacitance C5, one end of the 5th resistance R5, the 4th capacitor C4 The first input end of one end and the transmitting coil 26 interconnects two-by-two；The other end of third capacitor C3 divides two-way, all the way with MOS The drain electrode of pipe Q1 connects, and another way is connect with the second input terminal of transmitting coil 26；The other end and emission lines of variable capacitance C5 The drain electrode connection of the second input terminal and metal-oxide-semiconductor Q1 of circle 26, the other end of the 5th resistance R5 are connect with power input Vcc, i.e., 24 input terminal of socket, the other end ground connection of the 4th capacitor C4；Variable capacitance C5 is in parallel with transmitting coil 26, and fan unit 10 is direct It is connect with power input Vcc, to obtain required electric current.

The charging surface 18 in wireless charging portion 12 is tilted relative to vertical direction, so that the electronic equipments such as mobile phone are placed on In wireless charging portion 12.In the embodiment of Fig. 1 and Fig. 2, charging surface 18 be located at wireless charging portion 12 towards fan unit On the surface of 10 inlet side 16.In this way, the electronic equipments such as mobile phone are placed between wireless charging portion 12 and fan unit 10.When When fan is run, air enters inlet side 16 from charging surface 18, to form gas between charging surface 18 and inlet side 16 Stream flowing；When electronic equipment, which is placed on, to be charged on charging surface 18, the heat that electronic equipment charging process generates can lead to Air-flow flowing is crossed to take away；Therefore, fan is while to user's air feed, moreover it is possible to radiate to the electronic equipment of charging. In order to solve the problems, such as that the caused charge efficiency of fever is low during wireless charging, those skilled in the art are usually to use up all Possible means radiate to wireless charging device.But simple being radiated to wireless charging device still can not solve The low problem of charge efficiency caused by certainly generating heat.The applicant has found smart machine such as hand by continuous experiment and analysis Heating problem of machine during wireless charging itself is only the maximum reason for leading to the low problem of charge efficiency.Therefore, this Shen Please by radiating to electronic equipment, charge efficiency can be greatly improved.

In another embodiment, such as Fig. 6 and Fig. 7, charging surface 18 be located at wireless charging portion 12 far from the inlet side On 16 surface.Although fan is located at the side backwards to inlet side 16, the air flowing of inlet side 16 can equally cause Air flowing between electronic equipment and charging surface 18, to take away the heat of electronic equipment and charging surface 18.In addition, nothing Line charging part 12 can open up the aperture penetrated through with charging surface 18 close to the back side of inlet side 16, allow air-flow in 18 He of charging surface It circulates between inlet side 16, enhances the air flow effect between electronic equipment and charging surface 18.

In conclusion electronic equipment is carrying out wirelessly the utility model proposes a kind of fan with wireless charging function When charging, it can use fan and radiate.The utility model realizes high efficiency and heat radiation using simple structure, has wide city Field prospect.

Concepts described herein may be embodied to other forms without departing from its spirit and characteristics.It is disclosed The specific embodiments are to be considered as illustrative and not restrictive.Therefore, the scope of the present invention be by the attached claims, Instead of making decisions based on these previous descriptions.Any change within the literal meaning and equivalent scope of the claims is all It should belong to these the scope of the claims.

Claims

1. a kind of fan with wireless charging function, which is characterized in that the fan includes:

One pedestal；

One fan unit is installed on the pedestal, and the fan unit has an air side and an inlet side；

One wireless charging portion and the fan unit are installed on the pedestal, the wireless charging portion and fan list with being intervally arranged Member electrical connection, the wireless charging portion are located at the inlet side of the fan, and the wireless charging portion is with one close to the inlet side Charging surface, when the operation of the fan unit, between the charging surface and the inlet side formed air flowing.

2. as described in claim 1 with the fan of wireless charging function, which is characterized in that be equipped in the wireless charging portion Transmitting coil, the pedestal is interior to be arranged circuit unit, and the transmitting coil and the circuit unit are electrically connected.

3. as claimed in claim 2 with the fan of wireless charging function, which is characterized in that the fan unit and the electricity Road unit is electrically connected.

4. as claimed in claim 2 or claim 3 with the fan of wireless charging function, which is characterized in that the circuit unit has Socket, the pedestal are equipped with the through-hole for accommodating the socket, and the socket is exposed to be electrically connected with external power supply by through-hole It connects.

5. as claimed in claim 4 with the fan of wireless charging function, which is characterized in that the circuit unit includes and inserts The oscillator and amplifier that seat is sequentially connected electrically.

6. as claimed in claim 4 with the fan of wireless charging function, which is characterized in that the socket is USB interface.

7. the fan with wireless charging function as described in claims 1 to 3 any one, which is characterized in that the charging Surface is located on the surface towards the inlet side in the wireless charging portion.

8. as claimed in claim 7 with the fan of wireless charging function, which is characterized in that the charging surface is relative to perpendicular Histogram is to inclination.

9. the fan with wireless charging function as described in claims 1 to 3 any one, which is characterized in that the charging Surface is located on the surface far from the inlet side in the wireless charging portion.

10. as claimed in claim 9 with wireless charging function fan, which is characterized in that the charging surface relative to Vertical direction inclination.