CN201654673U - Notebook computer with wireless charging function - Google Patents

Abstract

The utility model discloses a notebook computer with wireless charging, be equipped with the response portion mainly on the body, and this response portion is equipped with transmitting circuit, can be with the electron device who has receiving circuit positioned on this response portion, send an alternating current signal to this receiving circuit with wireless transmission mode through this transmitting circuit, charge with the rechargeable battery who supplies this receiving circuit, make it can provide various electronic product and need not connect special charger respectively and can charge simultaneously, and can avoid charging and cause the limited problem of application range because of need through the charger wired connection.

Description

Laptops with wireless charging

technical field

The utility model relates to a charging device, in particular to a charging device applicable to related fields such as notebook computers.

Background technique

In recent years, due to the continuous advancement of science and technology, people's requirements for electronic products have also increased relatively, especially consumer electronic products. In the past, bulky electronic products (such as CD players, home phones or desktop computers, etc.) Become portable and high-performance electronic products (such as multimedia players (MPE6 Audio Layer-3, MP3), mobile phones or notebook computers, etc.), so as to make people's lives more efficient.

The above-mentioned portable electronic products such as multimedia players and mobile phones use rechargeable batteries such as nickel metal hydride batteries or lithium batteries mostly to charge the rechargeable batteries through a charging device. The charging device includes a A charging stand and a socket, the charging stand is connected to the socket in a wired manner, and the charging stand is provided with a charging slot for the rechargeable battery to be placed in the charging slot, and the socket is plugged into a power socket to provide For the voltage or current required for charging, the notebook computer needs to be connected to the power socket through a converter, and the voltage or current required by the notebook computer is provided through the converter. However, since the above-mentioned portable electronic products must provide the required power through converters or rechargeable batteries, if people need to use these portable electronic products when they go out, they need to carry different converters or special chargers to make them go out or discuss business. Sometimes it is inconvenient to carry, which reduces the convenience of use. In addition, because the above-mentioned charging device or converter transmits the electric energy required for charging to the rechargeable battery through a wired connection, its range of use is limited.

In view of this, the inventor of the present utility model is concentrating on research, design and assembly, and expects to provide a notebook computer with wireless charging that is convenient to carry and not limited in scope, which is the creative motivation of the utility model. .

Utility model content

The main purpose of the utility model is to provide a notebook computer with wireless charging, so that various electronic products can be charged at the same time without being connected to special chargers separately.

Another object of the present invention is to provide a notebook computer with wireless charging, so as to achieve the purpose of wireless charging and avoid limited range of use.

In order to achieve the above purpose, the notebook computer with wireless charging of the utility model is combined with at least one electronic device, and the electronic device is provided with a receiving circuit, and the notebook computer with wireless charging includes: a body, including a power supply, and The main body is provided with an induction part, and the electronic device is positioned on the induction part; and at least one transmitting circuit is arranged on the induction part, and the power supply part provides power to the transmitting circuit, and the power is converted into the transmitting circuit by the transmitting circuit. The AC signal is wirelessly sent by the transmitting circuit to the receiving circuit of the electronic device, and the receiving circuit converts the AC signal into electric power for charging.

The beneficial effect of the utility model is that, through the provided notebook computer with wireless charging, it can provide various electronic products that can be charged at the same time without being connected to a special charger separately, and can avoid charging due to the need for wired connection of the charger. And cause the problem that scope of use is limited, improve the utility of its convenience of use.

In order to further understand the features, characteristics and technical contents of the present utility model, please refer to the following detailed description and accompanying drawings of the present utility model, but the attached drawings are only for reference and illustration, and are not intended to limit the present utility model.

Description of drawings

Fig. 1 is a three-dimensional structural schematic diagram of a first embodiment of a notebook computer with wireless charging of the present invention;

Fig. 2 is a schematic diagram of the use state of the first embodiment of the notebook computer with wireless charging of the present invention;

3A to 3B are circuit block diagrams of the first embodiment of the notebook computer with wireless charging of the present invention;

Fig. 4 is a schematic diagram of the three-dimensional structure of the second embodiment of the notebook computer with wireless charging of the present invention;

FIG. 5 is a schematic diagram of the use state of the second embodiment of the notebook computer with wireless charging of the present invention.

[Description of main component symbols]

100 body

101 Induction Department

110 Transmitter circuit

111 Oscillating and frequency dividing circuit

112 drive amplifier circuit

113 Primary emission resonant circuit

114 Transmitting coil

115 feedback detection circuit

116 Control adjustment circuit

120 power supply

200 electronic devices

210 receiving circuit

211 receiving induction coil

212 Secondary receiving resonant circuit

213 AC/DC rectification filter voltage stabilization circuit

214 rechargeable battery

300 power outlet

Detailed ways

first embodiment

Please refer to FIG. 1 to FIG. 3 , which are the three-dimensional structure schematic diagram, the use state schematic diagram and the circuit block diagram of the first embodiment of the wireless charging notebook computer of the present invention. The notebook computer with wireless charging is provided with a transmitting circuit 110 on the main body 100, and the user can arbitrarily position the electronic device 200 provided with the receiving circuit 210 on the main body 100, so that charging can be performed through wireless transmission.

The main body 100 is a notebook computer including a power supply 120, and the main body 100 is provided with a sensing part 101, and the sensing part 101 can be arranged on the disc tray, touch mouse board, cover plate, back plate or Anywhere on the main body 100, a transmitting circuit 110 is provided on the sensing part 101 for the power supply 120 to provide power to the transmitting circuit 110, and the power is converted into the AC signal by the transmitting circuit 110, the AC signal The transmitting circuit 110 wirelessly sends to the receiving circuit 210 of the electronic device 200 , so that the receiving circuit 210 converts the AC signal into electric power, stores the electric power and supplies power to the electronic device 200 .

The transmitting circuit 110 includes an oscillation frequency-dividing circuit 111 connected to the power supply 120, a driving amplifier circuit 112 connected to the oscillation frequency-dividing circuit 111, a primary transmitting resonant circuit 113 connected to the driving amplifier circuit 112, and a The transmitting coil 114 connected to the primary transmitting resonant circuit 113 converts the power provided by the power supply 120 into an AC signal through the oscillating frequency-dividing circuit 111, and after the AC signal is amplified by the drive amplifier circuit 112, it can pass through the primary The transmitting resonant circuit 113 resonates the amplified AC signal, and then transmits the amplified AC signal to the receiving circuit 210 by the transmitting coil 114 (as shown in FIG. 3A , which is a preferred implementation of the transmitting circuit 110 ).

In addition, as shown in FIG. 3B , optimally, the transmitting circuit 110 may also include a feedback detection circuit 115 connected to the transmitting coil 114 and a feedback detection circuit 115 connected to the oscillation frequency divider circuit 111. Control the adjustment circuit 116, so that the AC signal sent by the transmitting coil 114 is fed back to the control adjustment circuit 116 through the feedback detection circuit 115, so that the control adjustment circuit 116 adjusts the oscillation frequency of the oscillation frequency division circuit 111, and then Get the best resonance quality.

The electronic device 200 can be a portable electronic product such as a multimedia player, a mobile phone, etc., and the receiving circuit 210 disposed on the electronic device 200 includes a receiving induction coil 211, a secondary receiving resonance circuit connected to the receiving induction coil 211 Circuit 212, an AC/DC rectification, filtering and stabilizing circuit 213 connected to the secondary receiving resonant circuit 212, and a rechargeable battery 214 connected to the AC/DC rectifying, filtering and stabilizing circuit 213, through which the receiving induction coil 211 receives the The AC signal sent by the transmitting circuit 110, and the AC signal is resonated by the secondary receiving resonance circuit 212, and the AC signal is rectified and stabilized by the AC/DC rectifying, filtering and stabilizing circuit 213, so that the AC signal Converted into electric power, the electric power is stored by the rechargeable battery 214 , and then the electronic device 200 is provided with power by the rechargeable battery 214 .

In this embodiment, the main body 100 is a notebook computer (Notebook, NB). The telescopic disc tray of the main body 100 is provided with a sensing part 101, and the sensing part 101 is provided with a transmitting circuit 110. When the user wants to When the electronic device 200 (such as a mobile phone) is charged, the electronic device 200 can be positioned on the induction part 101, and the power supply 120 is plugged into a power socket 300, and the power supply 120 is used to provide power to the transmitter. circuit 110, the power is converted into an AC signal through the transmitting circuit 110, and the AC signal is sent to the receiving circuit 210 of each electronic device 200 through the transmitting coil 114 of the transmitting circuit 110, for the receiving circuit 210 The rechargeable battery 214 is charged and can supply power to the electronic device 200, which can be used for various electronic products to be charged at the same time without being connected to a dedicated charger separately, and can avoid the limited range of use due to the need for charging through a wired connection of the charger. problem and improve its ease of use.

second embodiment

Please refer to FIG. 4 to FIG. 5 , which are schematic three-dimensional structural diagrams of the second embodiment of the wireless charging notebook computer of the present invention and schematic diagrams of its use state. Wherein, this embodiment is the same as the first embodiment, the main difference is that the sensing part 101 of the body 100 is arranged on the touch mouse board of the body 100, and the electronic device 200 can be positioned on the sensing part 101 of the body 100 In addition, each electronic device 200 can be charged in real time, and when the user does not need to use it, the original mouse touch function can be restored.

To sum up, the notebook computer with wireless charging of the present utility model is mainly provided with a sensing part 101 on any part of the main body 100, and the sensing part 101 is provided with a transmitting circuit 110, so that the user wants to install the receiving part When the electronic device 200 of the circuit 210 is being charged, the electronic device 200 can be positioned on the sensing part 101, and an AC signal is sent to the receiving circuit 210 through the transmitting circuit 110 in a wireless transmission manner, for the receiving circuit 210. The rechargeable battery 214 is charged, and by storing power and supplying power to the electronic device 200, it can provide various electronic products that can be charged at the same time without being connected to a dedicated charger separately, and can avoid problems caused by charging through a wired connection of the charger. The problem of limited range of use, the utility of improving its ease of use.

The above description is only a preferred feasible embodiment of the present utility model, and does not limit the patent scope of the present utility model. All equivalent structural changes made by using the description and drawings of the present utility model are equally included in this document. within the scope of utility models.

Claims (6)

1. A notebook computer with wireless charging, combined with at least one electronic device, the electronic device is provided with a receiving circuit, characterized in that, the notebook computer with wireless charging includes: a body, including a power supply unit, and an induction part is arranged on the body, and the electronic device is positioned on the induction part; and At least one transmitting circuit is arranged on the sensing part, the power supply unit provides power to the transmitting circuit, the power is converted into the AC signal by the transmitting circuit, and the AC signal is wirelessly sent to the receiving circuit of the electronic device by the transmitting circuit , the receiving circuit converts the AC signal into electric power for charging. 2. The notebook computer with wireless charging as claimed in claim 1, wherein the main body is a notebook computer. 3 . The notebook computer with wireless charging as claimed in claim 2 , wherein the sensing part of the main body is disposed on one of the disc tray, the touch mouse pad, the cover plate and the back plate of the main body. 4 . 4. The notebook computer with wireless charging as claimed in claim 1, wherein the transmitting circuit includes an oscillation frequency division circuit, a drive amplifier circuit, a primary transmission resonant circuit and a transmission coil, and the oscillation frequency division circuit and the power supply unit connected, the oscillating frequency-dividing circuit converts the power provided by the power supply into an AC signal, the driving amplifier circuit is connected to the oscillating frequency-dividing circuit, and the driving amplifying circuit amplifies the AC signal converted by the oscillating frequency-dividing circuit. The transmitting resonant circuit is connected with the driving amplifier circuit, and the primary transmitting resonant circuit obtains resonance from the AC signal amplified by the driving amplifying circuit, and the transmitting coil is connected with the primary transmitting resonant circuit, and the transmitting coil acquires The resonant AC signal is sent to the receiving circuit. 5. The notebook computer with wireless charging as claimed in claim 4, wherein the transmission circuit further comprises a feedback detection circuit and a control adjustment circuit, the feedback detection circuit is connected to the transmission coil, and the control adjustment circuit Connected with the feedback detection circuit and the oscillation frequency division circuit, the feedback detection circuit feeds back the AC signal sent by the transmitting coil to the control adjustment circuit, and the control adjustment circuit adjusts the oscillation frequency of the oscillation frequency division circuit. 6. The notebook computer with wireless charging as claimed in claim 1, wherein the receiving circuit includes a receiving induction coil, a secondary receiving resonant circuit, an AC/DC rectification, filtering and voltage stabilization circuit, and a rechargeable battery, and the receiving induction coil To receive the AC signal sent by the transmitting circuit, the secondary receiving resonance circuit is connected to the receiving induction coil, and the secondary receiving resonance circuit obtains resonance from the AC signal received by the receiving induction coil, and the AC/DC rectification filter stabilizes the voltage The circuit is connected with the secondary receiving resonant circuit, the AC/DC rectifying, filtering and stabilizing circuit rectifies and stabilizes the resonant AC signal obtained by the secondary receiving resonant circuit, and converts the AC signal into electric power, the AC/DC The DC rectifying, filtering and stabilizing circuit is connected with the rechargeable battery, and the recharging battery stores the electric power converted by the AC/DC rectifying, filtering and stabilizing circuit.

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