KR102292667B1 - Charging system using gender - Google Patents

Abstract

The disclosed content indicates that the battery of the electrical and electronic product is rated even if the gender does not include a transformer circuit that converts the charging voltage provided from the charger body to the rated charging voltage of the battery of the electrical or electronic product or the commercial DC voltage of the electrical and electronic product. It relates to a charging system using a gender that is rapidly charged by a charging voltage or that enables a commercial DC voltage to be quickly supplied to a corresponding electric and electronic product.
The disclosed content is that one side is connected to an external power source so as to be able to supply power, and a variable transformer circuit for converting the external power source into the rated charging voltage is provided inside, the charger body having an output terminal on one side, and the output terminal of the charger body on one side A charging cable having a first connection terminal to be connected and having a second connection terminal at the other end thereof, one end connected to the second connecting terminal of the charging cable and the other end connected directly or indirectly to a battery of an electric and electronic product, and internal At the time of input of an electric signal through the charging cable, a preset transformation control signal with respect to the rated charging voltage of the battery of the electric and electronic product or the commercial DC voltage of the electric and electronic product is transmitted to the charger body through the charging cable. A transformer control gender provided with a transmission circuit for transformation control, and provided in the charger body, the electric signal is transmitted to the transformation control node through the charging cable, and the variable transformation is performed according to the transformation control signal received from the transformation control node. A charging system using a gender including a control unit for driving a circuit is presented as an embodiment.

Description

Charging system using gender {CHARGING SYSTEM USING GENDER}

The disclosed content is, for example, a digital camera, a smartphone, a laptop computer, a tablet PC, a wireless vacuum cleaner, a wireless beauty appliance, an electric tool, an electric shaver, and a connection terminal of a charging cable when charging a battery used in electric and electronic products such as drones. It relates to a charging system using a gender that directly or indirectly connects the battery of the corresponding electric and electronic product.

Unless otherwise indicated herein, the contents described in this identification are not prior art to the claims of this application, and the description in this identification is not admitted to be prior art.

Recently, electric and electronic products such as digital cameras, smart phones, laptop computers, tablet PCs, wireless vacuum cleaners, wireless beauty equipment, electric tools, electric shavers, and drones have been widely used.

These electrical and electronic products use a rechargeable battery as a power supply device that supplies power even when a separate power supply cable is not connected to enable smooth operation. As such a battery, a lithium ion (Li-ion) battery, a nickel hydride (Ni-MH) battery, or the like is used. Such batteries have different rated charging voltages required for charging depending on the specifications of the corresponding electrical and electronic products and the size or capacity of the battery.

On the other hand, when the electric and electronic products are used for a long time in an indoor place or outdoors where it is difficult to connect the power supply cable to the electric and electronic products, the battery is discharged and the electric and electronic products cannot be used anymore.

In this case, prepare an extra battery for use, or connect the power supply cable to the power supply outlet of a charging place such as a nearby cafe, government office, vehicle, convenience store, etc. must be used or the battery of the corresponding electrical and electronic product must be recharged and reused.

In addition, since the size, rated charging voltage, and commercial DC voltage of the battery are different for each type and brand of electrical and electronic products, and the charging terminals of the charger are also different, the corresponding electrical and electronic products such as smartphones, laptops, tablet PCs, digital cameras, and electric Purchase a dedicated charger (including a dedicated charging cable) to charge batteries for razors, wireless beauty equipment, etc. do.

As an example of a charging system using such a gender, Korean Patent Publication No. 10-2012-0032377 (published on April 5, 2012) discloses a TTA 24-pin charger and a boosted voltage higher than the input voltage input from the TTA 24-pin charger. A portable terminal having an input terminal as an input and charging a battery using a boosted voltage input through the input terminal, a first interface unit connected to a connector of the TTA 24-pin charger, and the micro USB terminal or the A second interface unit connected to a fire wire terminal is provided, and the boosted voltage obtained by boosting the input voltage input through the first interface unit is output to a micro USB terminal or a fire wire terminal of the portable terminal through the second interface unit. Disclosed is a battery charging system using a charging gender, characterized in that it includes a charging gender.

In addition, in Korean Patent Publication No. 10-2011-0114196 (published on October 19, 2011), a 24-pin input terminal into which the charging jack of a TTA mobile phone charger is inserted is formed on one side, and for insertion into the charging terminal of a portable device on the other side. In the step-up gender for charging a portable device provided with a charging jack and having a battery, a battery sensing unit, a switching unit, a boosting unit, an output voltage setting unit, and a feedback setting unit, terminals 21 and 22 among the input terminals of the 24 pins The terminals are electrically separated, and operate by a battery charging a 4.2V voltage input through the 22nd terminal and a 4.2V voltage input through the 22nd terminal, and sensing the charging and discharging states of the battery a battery sensing unit, a switching unit for inducing charging and discharging of the battery by switching under the control of the battery sensing unit, and a voltage obtained by combining the 4.2V voltage input through the 21st terminal and the charging voltage of the battery A step-up unit that boosts the voltage to 5V and outputs it, an output voltage setting unit that maintains the 5V output voltage of the step-up unit at a constant voltage and outputs it to the charging jack, and a feedback voltage that notifies the microcomputer of the TTA mobile phone charger that charging is in progress. Disclosed is a voltage boosting gender for charging a mobile device, characterized in that it is provided with a feedback setting unit to supply.

However, in the case of the charging system using the conventional gender as described above, as the gender includes a transformation circuit that converts the charging voltage provided from the charger to match the rated charging voltage of the battery of the corresponding electrical and electronic product, There was a problem in that the circuit configuration of the gender was complicated and the size of the dedicated gender of the corresponding electrical and electronic product was increased.

1. Patent Publication No. 10-2012-0032377 (published on April 5, 2012) 2. Korean Patent Publication No. 10-2011-0114196 (published on October 19, 2011)

Even if the gender does not include a transforming circuit that converts the charging voltage provided from the charger body to the rated charging voltage of the battery of the corresponding electrical/electronic product or the commercial DC voltage of the corresponding electrical/electronic product, the battery of the corresponding electrical/electronic product will remain at the rated charging voltage. An object of the present invention is to provide a charging system using a gender so that it can be quickly charged by a battery or a commercial DC voltage can be quickly supplied to the electrical and electronic products. In addition, it is not limited to the technical problems as described above, and it is obvious that another technical problem may be derived from the following description.

Even if the gender does not include a transforming circuit that converts the charging voltage provided from the charger body to the rated charging voltage of the battery of the corresponding electrical/electronic product or the commercial DC voltage of the corresponding electrical/electronic product, the battery of the corresponding electrical/electronic product will remain at the rated charging voltage. An object of the present invention is to provide a charging system using a gender so that it can be quickly charged by a battery or a commercial DC voltage can be quickly supplied to the electrical and electronic products.

In addition, it is not limited to the technical problems as described above, and it is obvious that another technical problem may be derived from the following description.

The disclosed content is that one side is connected to an external power source so as to be able to supply power, and a variable transformer circuit for converting the external power source into a rated charging voltage is provided inside, the charger body having an output terminal on one side, and the output terminal of the charger body on one side A charging cable having a first connecting terminal to be connected and having a second connecting terminal at the other end thereof, one end connected to the second connecting terminal of the charging cable and the other end connected directly or indirectly to a battery of an electric and electronic product, and internally At the time of input of an electric signal through the charging cable, a preset transformation control signal with respect to the rated charging voltage of the battery of the electric and electronic product or the commercial DC voltage of the electric and electronic product is transmitted to the charger body through the charging cable. A transformer control gender provided with a transmission circuit for transformation control, and provided in the charger body, the electric signal is transmitted to the transformation control node through the charging cable, and the variable transformation according to the transformation control signal received from the transformation control node A charging system using a gender including a control unit for driving a circuit is presented as an embodiment.

According to the charging system using gender according to an embodiment of the present disclosure, when an electric signal is input through a charging cable, a preset transformation control signal with respect to the rated charging voltage of the battery of the electric and electronic product or the commercial DC voltage of the electric and electronic product Conversely, the variable transformer circuit of the charger body is driven according to the transformation control signal received from the transformer control sending circuit of the transformer control gender by including a transformation control gender provided with a transformer control sending circuit that transmits the voltage to the charger body through the charging cable. As the rated charging voltage of the battery of the corresponding electrical and electronic product or the commercial DC voltage of the corresponding electrical and electronic product can be provided immediately, the charging voltage provided from the charger body is the rated charging voltage of the battery of the corresponding electrical and electronic product or the corresponding electrical and electronic product. Even if the transformer circuit that converts to the commercial DC voltage of there are advantages to

According to the charging system using the gender according to an embodiment of the disclosed content, the charging voltage provided from the charger body in the transformation control gender is converted to match the rated charging voltage of the battery of the corresponding electrical/electronic product or the commercial DC voltage of the corresponding electrical/electronic product. There is also an advantage that a more compact transformer control gender can be used because there is no need for a transformer circuit to be used.

Effects of the present invention are not limited to the effects mentioned above, and other effects not mentioned will be clearly understood by those skilled in the art from the description of the claims.

1 is a schematic structural diagram of a charging system using a gender according to an embodiment of the disclosed subject matter.
Figure 2 is a perspective view of various embodiments of the gender in the charging system using the gender according to an embodiment of the disclosed subject matter.
3 is a block diagram illustrating the overall operation of a charging system using gender according to an embodiment of the disclosed subject matter.

Hereinafter, with reference to the accompanying drawings, the configuration and effects of preferred embodiments will be described. For reference, in the following drawings, each component is omitted or schematically illustrated for convenience and clarity, and the size of each component does not reflect the actual size. In addition, the same reference numerals refer to the same components throughout the specification, and reference numerals for the same components in individual drawings will be omitted.

As shown in FIGS. 1 to 3, the charging system using gender according to an embodiment of the disclosure is connected to an external power source so as to be able to supply power and converts the external power to the rated charging voltage or commercial DC voltage inside. A transformer circuit 11 is provided and the charger main body 10 is provided with an output terminal 12 on one side, and a first connection terminal 21 connected to the output terminal 12 of the charger main body 10 is provided on one side. and a charging cable 20 having a second connection terminal 22 on the other side, and one side connected to the second connection terminal 22 of the charging cable 20 and the other side connected to the battery 5 of the electrical and electronic product 3 ) is connected directly or indirectly to the rated charging voltage of the battery 5 of the electrical and electronic product 3 or the commercial DC voltage of the electrical and electronic product 3 when an electrical signal is input through the charging cable 20 inside. A transformer control gender 30 provided with a transformer control sending circuit 31 for transmitting a preset transformation control signal to the charger body 10 through the charging cable 20, and a charging cable provided in the charger body 10 and a control unit 40 that transmits the electric signal to the transformation control gender 30 through 20 and drives the variable transformation circuit 11 according to the transformation control signal received from the transformation control gender 30 .

Here, the charger main body 10 is capable of supplying power and a charging terminal 3a for charging the battery 5 of the electric and electronic product 3 by the charging cable 20 and the transformer control gender 30 to be described later. It is connected to output the rated charging voltage of the corresponding battery 5 so that the battery 5 is charged or serves to output a commercial DC voltage for use of the electrical and electronic product 3, and various shapes such as a cuboid or a cube can be formed as

A variable voltage circuit 11 is provided inside the charger body 10 . The variable transformer circuit 11 converts external power supplied through the power cable 13 according to a specific transformation control signal to a rated charging voltage suitable for charging the battery 5 of each electrical and electronic product 3 or an electrical and electronic product ( It is a kind of transformer circuit that converts the commercial DC voltage of 3) and outputs it through the output terminal 12. It is composed of a general variable transformer circuit in which the output voltage can be adjusted by adjusting the transformation ratio according to the magnitude of the transformation control signal.

One or more output terminals 12 are formed on one side of the charger body 10 . The output terminal 12 may be formed of a known pogo pin connector having a 4-pin, 5-pin, or 6-pin, etc., and a C-type USB terminal, a micro 5-pin terminal, and a Lightning 8-pin terminal can be inserted and coupled in the form of a terminal socket. can also be formed, and it can be formed in various other forms including plug sockets and the like.

In addition, the other side of the charger body 10 is provided with a power cable 13 connected to an external power source to be able to supply power. One end of the power cable 13 is coupled to the charger body 10, and the other end may be formed in the form of a USB terminal capable of being coupled to a PC body or a notebook computer, or may be formed in the shape of an adapter capable of being coupled to an outlet.

In addition, on the upper surface of the charger body 10, charging information such as at least one of the charging state, remaining charging time, charging voltage, and battery life of the battery 5 currently being charged is displayed through an LED lamp or a liquid crystal panel. (14) is provided.

The charging terminal 3a for charging the battery 5 of the electrical and electronic product 3 is formed on one side of the electrical and electronic product 3 in which the battery 5 is built-in to be charged, such as, for example, a mobile phone or a notebook computer. Although shown, although not shown, it may be formed in a charging kit (not shown) in which only the battery 5 of the electrical and electronic product 3 is charged, for example, a battery (such as a charging kit of a power tool) 5) may be formed on one side of the charging kit to which a part of the electric and electronic products installed so as to be chargeable is mounted so as to be chargeable.

The charging cable 20 is connected to the output terminal 12 of the above-described charger body 10 . The charging cable 20 electrically connects the voltage control gender 30 connected to the output terminal 12 of the charger body 10 and the charging terminal 3a for charging the battery 5 of the electric and electronic product 3 . It not only serves to supply the rated charging voltage required for charging the battery 5 or the commercial DC voltage of the electrical and electronic products 3 to the charging terminal 3a by connecting it, but also a transformer control transmission circuit for the transformer control gender 30 . The electric signal for driving the 31 serves as a conductor to be pressured by the transformer control gender 30 , and may be provided in a number corresponding to the number of the output terminals 12 of the charger body 10 .

One side of the charging cable 20 is provided with a first connection terminal 21 connected to the output terminal 12 of the charger body 10, and the other side of the charging cable 20 is connected to the transformer control gender 30. 2 connection terminals 22 are provided.

The first connection terminal 21 and the second connection terminal 22 provided at both ends of the charging cable 20 are formed of a pogo pin connector having 4 pins, 5 pins or 6 pins, and the charger body 10 is formed by magnetic force. ) may be directly connected to the output terminal 12 and the transformer control gender 30, respectively.

In this case, a magnet is provided around the first connection terminal 21 and the second connection terminal 22 of the charging cable 20, and the circumference of the output terminal 12 of the charger body 10 connected thereto and the transformation control gender As a corresponding magnet is also provided around the connection terminal of 30, it is preferable that the electrical connection between the output terminal 12 and the transformer control gender 30 by the charging cable 20 can be made quickly and easily.

The first connection terminal 21 and the second connection terminal 22 provided at both ends of the charging cable 20 are formed in the form of a C-type USB terminal, a micro 5-pin terminal, and a Lightning 8-pin terminal. The output terminal 12 and the transformer control gender 30 may be inserted and coupled to the output terminal 12 and the transformer control gender 30, and the output terminal 12 and the transformation control gender 30 of the charger body 10 may be inserted by various detachable coupling methods such as press-fitting, groove-projection structure, etc. ) can also be directly connected to.

The transformer control gender 30 is connected to the second connection terminal 22 of the charging cable 20 described above. The transformer control gender 30 is preset with respect to the rated charging voltage of the battery 5 of the electrical and electronic product 3 or the commercial DC voltage of the electrical and electronic product 3 when an electrical signal is input through the charging cable 20 . By transmitting the transformation control signal to the charger main body 10 through the charging cable 20, the charger main body 10 is the rated charging voltage of the battery 5 of the electric and electronic product 3 or the corresponding electric and electronic product 3 It is to be able to output the commercial DC voltage quickly and easily, and is individually manufactured for the exclusive use of the electric and electronic products (3).

One side of the transformer control gender 30 is connected to the second connection terminal 22 of the charging cable 20 , and the other side of the transformation control gender 30 is charged for charging the battery 5 of the electric and electronic product 3 . It is directly or indirectly connected to the terminal 3a or the power supply terminal (possible to be formed of the charging terminal 3a) of the electric and electronic product 3 .

As shown in FIG. 2, the transformer control gender 30 can also be formed in the form of a general charging gender or a connector for commercial power supply, but, for example, a part of the electric and electronic product 3 such as a power tool or a battery ( 5) is also formed in a form similar to that of a charging kit that can be directly combined.

A transmission circuit 31 for voltage control is provided inside the transformation control gender 30 . Transmission control circuit 31 is a specific electrical signal through the charging cable 20, that is, the rating of the battery (5) of the electrical and electronic product (3) when inputting a specific micro current for measuring the rated charging voltage or commercial DC voltage Variability of the charger body 10 by transmitting a preset voltage control signal, that is, a current signal of a specific size, to the charger body 10 through the charging cable 20 with respect to the charging voltage or commercial DC voltage of the electrical and electronic product 3 The transformer circuit 11 converts the external power applied through the power cable 13 into the rated charging voltage of the battery 5 of the corresponding electrical and electronic product 3 or the commercial DC voltage of the electrical and electronic product 3 immediately. lead to output.

Due to the addition of the transmission circuit 31 for controlling the transformation, the time required to measure the rated charging voltage of the battery 5 of the electrical and electronic product 3 can be significantly reduced, and the A circuit for measuring the rated charging voltage of the battery 5 or a circuit configuration for measuring the commercial DC voltage of the corresponding electrical and electronic product 3 can be simplified.

The above-described charger body 10 is provided with a control unit (40). The control unit 40 transmits a specific electrical signal for the operation of the transmission circuit 31 for transformation control to the transformer control gender 30 through the charging cable 20 and responds to the specific transformation control signal received from the transformation control gender 30 . By driving the variable transformer circuit 11 accordingly, a variable transformer circuit so that a specific rated charging voltage suitable for charging the battery 5 of the electric and electronic product 3 or the commercial DC voltage voltage of the electric and electronic product 3 is immediately output. While driving (11), it serves to control the driving of the display unit (14).

Hereinafter, the overall operation of the charging system using gender according to an embodiment of the disclosed subject matter will be described with reference to FIG. 3 .

When charging the battery 5 of a specific electrical and electronic product 3, one side of the charging cable 20 is connected to the charger body 10 while the power cable 13 of the charger body 10 is connected to an external power source. ), and the other side of the charging cable 20 is coupled with a transformer control gender 30 manufactured exclusively for the electrical and electronic product 3, and then the transformation control gender 30 is connected to the battery of the electrical and electronic product 3 (5) is connected to the charging terminal (3a) for charging.

At this time, a specific electric signal, that is, a specific micro-current for measuring the rated charging voltage or commercial DC voltage, is output by the control unit 40 in the charger body 10, and the voltage of the transformer control gender 30 is changed through the charging cable 20. It is input to the control sending circuit (31).

The transformer control sending circuit 31 transmits a preset transformation control signal with respect to the rated charging voltage of the battery 5 of the electric and electronic product 3, that is, a current signal of a specific size through the charging cable 20 to the charger body 10. and the control unit 40 immediately transmits the external power applied through the power cable 13 to the variable transformer circuit 11 of the charger body 10 of the battery 5 of the corresponding electrical and electronic product 3 . It is controlled so that it can be converted into the rated charging voltage or the commercial DC voltage of the corresponding electrical and electronic product (3) and output.

Accordingly, in the charging system using gender according to an embodiment of the present disclosure, the rated charging voltage of the battery 5 of the electrical and electronic product 3 or the electrical and electronic product 3 when an electrical signal is input through the charging cable 20 . The variable transformer circuit 11 of the charger main body 10 is immediately driven according to the transformation control signal received from the transformer control transmission circuit 31 of the control gender 30, so that the battery 5 of the electric and electronic product 3 As the rated charging voltage or commercial DC voltage of the electrical and electronic product 3 can be provided immediately, the battery 5 of the corresponding electrical and electronic product 3 can be quickly charged by the rated charging voltage and the electrical and electronic product Commercial DC voltage can be quickly supplied to (3).

In addition, there is no need to include a transformer circuit that converts the charging voltage provided from the charger main body 10 to the rated charging voltage of the battery 5 of the corresponding electrical and electronic product 3 in the transformation control gender 30 without the need to provide a specific signal value Since it only needs to be provided with a circuit in the form of a PCB for generation, a more compact transformer control gender 30 can be used.

Although the preferred embodiment of the present invention has been described with reference to the accompanying drawings, the embodiments described in the present specification and the configuration shown in the drawings are only the most preferred embodiment of the present invention and represent all of the technical spirit of the present invention. Therefore, it should be understood that there may be various equivalents and modifications that can be substituted for them at the time of filing the present application. Therefore, the embodiments described above are to be understood as illustrative and not restrictive in all respects, and the scope of the present invention is indicated by the following claims rather than the detailed description, and the meaning and scope of the claims and their All changes or modifications derived from the concept of equivalents should be construed as being included in the scope of the present invention.

1: Charging system using gender
3: Electrical and electronic products
3a: charging terminal
5: Battery
10: charger body
11: variable transformer circuit
12: output terminal
13: power cable
14: display unit
20: charging cable
21: first connection terminal
22: second connection terminal
30: transformation control gender
31: transmission circuit for voltage control
40: control unit

Claims (1)

a charger main body having one side connected to an external power source so as to be able to supply power and having a variable transformer circuit inside which converts external power into a rated charging voltage of a battery of an electric and electronic product and having an output terminal at one side;
a charging cable having a first connection terminal connected to an output terminal of the charger body on one side and a second connection terminal on the other side;
The electrical and electronic products are individually manufactured, and one side is connected to the second connection terminal of the charging cable and the other side is directly or indirectly connected to the battery of the electrical and electronic product or directly connected to the power supply terminal of the electrical and electronic product. and a transformer control sending circuit for transmitting a preset transformation control signal with respect to the rated charging voltage of the battery of the electric and electronic product to the charger body through the charging cable when an instruction signal is input through the charging cable. transformer control gender; and
a control unit provided in the charger main body and transmitting the instruction signal to the transformation control gender through the charging cable and driving the variable transformation circuit according to the transformation control signal received from the transformation control gender;
The information on the rated charging voltage of the battery is stored in the transformation control gender, and is provided directly from the transformation control gender to the control unit in the form of the transformation control signal without being provided from the electric and electronic product to the control unit,
The transformer control gender is formed in the form of a charging gender or a connector for commercial power supply, or a gender formed in the form of a charging kit to which a part of the electrical and electronic product or the battery of the electrical and electronic product can be directly coupled,
The control unit is
Input the fine current for measuring the rated charging voltage to the transmission circuit for voltage control through the charging cable,
determining the rated charging voltage of the battery included in the electrical and electronic product based on the indication signal corresponding to the microcurrent;
The transmission circuit for the transformer control,
Transmitting the transformation control signal including a current signal of a preset size corresponding to the rated charging voltage to the charger body through the charging cable,
The variable voltage circuit comprises:
When the transformer control signal is received,
Converting and outputting the external power to the rated charging voltage on the basis of the transformation control signal,
The transformer control gender,
Charging system provided to have a circuit in the form of a PCB for generating a specific signal value

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