KR20090110409A - Charge device using solarcell and bag with the same - Google Patents

Abstract

PURPOSE: A charging device using a solar cell and a bag with the same are provided to charge a portable electronic device regardless of weather by storing the electric energy in a storage battery. CONSTITUTION: A charging device includes a light receiving unit(120), a charging unit(140), an output unit(160), and a charging connector. The light receiving unit converts the light energy into the electrical energy. The charging unit stores the electrical energy converted by the light receiving unit. The output unit supplies the electrical energy from the charging unit to the portable electronic device. A gender(162) is arranged in one side of the output unit and changes the standard of the charging terminal of the portable electronic device. The gender has a jack(162a) with the same standard as an output terminal of the output unit. The charging connector is detachably connected to one side of the charging unit.

Description

CHARGE DEVICE USING SOLARCELL AND BAG WITH THE SAME}

The present invention relates to a charging device using a solar cell and a bag having the same, and more particularly, a solar cell capable of supplying electricity to various portable electronic devices using a solar cell or a built-in battery even in a place where electricity cannot be supplied. It relates to a charging device and a bag having the same.

Generally, portable electronic devices such as mobile phones, MP3s, notebook PCs, portable radios, digital cameras, camcorders, etc., which are installed as necessities or symbols in modern life, are suitable for internal circuits with removable batteries or embedded inside the equipment. It is operated by supplying operating power.

Batteries or batteries used in the portable electronic device need to be recharged or replaced after a certain period of time. To charge the batteries, commercial power or auxiliary power must be used. However, there is a problem that can not be recharged when not separated from a commercial power source or a dedicated charger.

Looking at a charging device using a conventional solar cell to solve the above problems, there has been proposed a technology for attaching a solar cell directly to the back of the storage battery for a mobile phone which is a portable electronic product, for example, US Patent US5898932 (Fig. 1). ) And Republic of Korea Patent Publication No. 2003-0053988 (Fig. 2) and the like.

In addition, a technology for supplying electricity to a mobile phone while wearing a bag and carrying out outdoor activities by providing a charging device using a solar cell in a conventional bag has been proposed, for example, Korean Utility Model Registration No. 20-0291141 ( 1) and the like.

However, the conventional charging device using a solar cell and a bag having the same have a problem in that the use range of the charging terminal is limited to a mobile phone and thus it is not compatible with portable electronic devices in which charging terminals of other standards are formed.

In addition, the conventional charging device using a solar cell and a bag provided therewith is limited to sunny weather rich in sunlight, the weather is cloudy during outdoor activities, there is a problem that the charging is not possible when the solar light is insufficient or disconnected.

In order to solve the above disadvantages and problems of the prior art, an object of the present invention is to charge by using a solar cell that can charge various portable electronic devices having charging terminals of different standards regardless of the charging terminal specifications It is to provide an apparatus and a bag having the same.

Another object of the present invention is to provide a charging device using a solar cell and a bag having the same, which can charge various portable electronic devices regardless of the weather even if the weather is clouded or the solar light is insufficient or disconnected during outdoor activities.

In order to achieve the above object, the charging device using the solar cell of the present invention capable of supplying electricity to a portable electronic device by converting and storing the external light into electricity, the light receiving unit for converting light energy into electrical energy; And an output unit connected to the light receiving unit to store the electrical energy and an output unit connected to the charging unit to supply the electric energy output from the charging unit to the portable electronic device, wherein one side of the output unit includes various portable electronic devices. A plurality of genders having a jack having the same standard as the output terminal of the output unit may be provided to convert the charging terminal standard.

Preferably, one side of the charging unit is removable separate charging connector is connected is characterized in that the electrical energy can be stored in the charging unit without light energy.

Preferably, one side of the output unit is characterized in that the receiving member is formed with a fitting hole which can be detachable jack of the gender so that the gender can be stored.

In addition, in order to achieve the above object, the charge using the solar cell of the present invention can be provided with a charging device using a solar cell in a common bag to supply electricity to a portable electronic device while wearing the bag and outdoor activities The bag is provided with a device, the light receiving unit is installed on one side of the bag to convert light energy into electrical energy, the charging unit is connected to the light receiving unit for storing the electrical energy and the electrical energy connected to the charging unit and output from the charging unit It is made to include an output unit for supplying a portable electronic device, one side of the output unit is provided with a plurality of gender formed jacks of the same standard as the output terminal of the output unit to convert the charging terminal specifications of the various portable electronic devices It is characterized by.

Preferably, one side of the charging unit is detachable, separate charging connector is connected is characterized in that the electrical energy can be stored in the charging unit without light energy.

Preferably, one side of the output unit is characterized in that the receiving member is formed with a fitting hole which can be detachable jack of the gender so that the gender can be stored.

The charging device using the solar cell of the present invention configured and acts as described above and a bag having the same are provided with a plurality of genders for converting the charging terminal specifications of various portable electronic devices to charge almost all portable electronic devices. There is this.

In addition, one side of the charging unit is provided with a separate charging connector can store the electricity in the battery without light energy, and there is an advantage that can be used to charge the portable electronic device even in the absence of sunlight or disconnected weather using the pre-stored electricity. .

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

Note that even though the reference numerals are shown in different drawings, the same reference numerals are used to denote the same components.

In addition, it will be apparent to those skilled in the art that the present invention may be practiced without specific matters such as a specific circuit element in the following description.

1 is a perspective view showing a charging device using a solar cell of the present invention and a portable device connected thereto.

Referring to FIG. 1, the charging device using the solar cell of the present invention includes a light receiving unit 120 for converting light energy into electric energy, a charging unit 140 connected to the light receiving unit 120, and storing the electric energy. And an output unit 160 connected to the charging unit 140 to supply the electrical energy output from the charging unit 140 to the portable electronic device H.

The light receiving unit 120 typically refers to a solar cell that converts light collected through the light receiving panel into electrical energy, and uses polyethylene or polyurethane to prevent breakage of the solar cell and to reduce surface reflection to increase light absorption. In addition, the surface of the solar cell module may be specially treated with pyramidal or corrosive types to increase the efficiency of the solar cell module. In addition, it is preferable to mold both surfaces by using a polymer (Ethylene Vinyl Acetate), which is a heat-bonding resin, which is a polymer. This EVA heat-adhesive resin is lightweight, small in volume, and easily damaged by external physical impact. Because there is.

In general, a solar cell has a semiconductor power plant is formed to convert light energy into direct current electrical energy when there is insolation during the day, most of which uses silicon solar cells. And the per solar approximately 0.4V to 0.5V, and the electromotive force generated current is caused to increase in proportion to the surface area of the intensity of the solar radiation and the solar cell, the power as needed by connecting the solar cells can directly and in parallel to each It is possible to obtain a variety of voltages, such as 1.2V, 2.4V, 3.6V, 4.8V, ... 12V, 24V, ... depending on the operating voltage of the portable electronic device.

The above description is a brief description of a commonly used solar cell, and the solar cell may be selected from various kinds of solar cells as the light-receiving unit 120 of the present invention in consideration of manufacturing cost and efficiency. Of course, since the technology is commonly used in the art, detailed description thereof will be omitted.

In addition, the detailed structure and working principle of the solar cell may refer to Republic of Korea Patent Application Publication No. 10-2008-0003753, Republic of Korea Patent Publication No. 10-2008-0006909.

The charging unit 140 refers to a small charging device that is commonly used, but is not classified in detail in the accompanying drawings, but when explaining the general configuration, by rectifying and filtering the voltage (electric energy) converted by the light receiving unit 120 A rectifying and filtering unit for outputting, a constant current controller for controlling the power output from the rectifying and filtering unit in a constant current control method, and a constant voltage control unit for controlling the power output from the constant current control unit in a constant voltage control method and outputting the charging voltage. It is done by

The rectifying and filtering unit rectifies and filters the input voltage to make a stable DC voltage in a state in which power noise is removed, and supplies the rectified voltage to a constant current control unit at a later stage.

The constant current controller controls the current of the provided voltage at a constant level, that is, controls the constant current control method and then supplies the constant voltage controller, and the constant voltage controller constantly controls the level of the input voltage, that is, controls the constant voltage control method. And print it out. Normally, the battery is charged by constant current charging up to DC 4.15V and constant voltage charging up to DC 4.15V ~ 4.20V.

The constant current control unit and the constant voltage control unit use a PWM (Pulse Width Modulation) method, the PWM is a power conversion technology for converting an AC voltage into a low DC voltage signal. The PWM has the characteristics of controlling the frequency and impact cycle of the power applied to the TEC (Thermo Electric Cooler), and to prevent thermal cycle, most PWM circuits filter the DC output to provide a stable power supply to the TEC (Thermo Electric Cooler). ) And stable frequency power by minimizing the frequency.

In addition, the charging unit 140 is preferably provided with a separate auxiliary charging unit capable of supplying electricity by inserting a separate battery or disposable battery, which is insufficient or disconnected sunlight can supply electricity to the charging unit 140. This is because the battery or the disposable battery can be easily inserted into the auxiliary charging unit to supply electricity to the charging unit 140 at any time, and the specification of the storage battery or the disposable battery may be appropriately selected by those skilled in the art.

The above description is a brief description of a small charging device that is commonly used, the charging device is to be selected by the person skilled in the art appropriately considering the manufacturing cost and efficiency of the charging unit 140 of the various types Of course, since it is a technique commonly used in the art, a detailed description thereof will be omitted.

In addition, the detailed structure and working principle of the charging device may refer to Republic of Korea Patent Application Publication No. 10-2007-0032439, Republic of Korea Patent Publication No. 10-2006-0086060.

The light receiving unit 120 and the charging unit 140 are electrically connected to each other by a detachable connection cable 130, which allows the light receiving unit 120 and the charging unit 140 to be separated from each other or overlap with each other to facilitate portability. This is because the light receiving unit 120 can be easily adjusted according to the direction in which sunlight shines.

One side of the output unit 160 is preferably provided with a plurality of gender 162 for converting the charging terminal specifications of the various portable electronic devices (H). This is because various portable electronic devices having charging terminals having different standards can be charged regardless of the specifications of the charging terminals simply by replacing the gender 162.

It is preferable that an output terminal extension cable 170 is additionally connected between the output terminal 166 of the output unit 160 to which the gender 162 is connected and the gender 162. This is to avoid inconvenience in charging electronic devices.

In addition, it is preferable that an accommodating member 164 is installed at one side of the output unit 160 to store and detach the gender 162. In a preferred embodiment, the receiving member 164 may be formed with a fitting hole 164a or a fitting groove based on a rubber material so that the plurality of genders 162 can be easily inserted and removed whenever necessary. Of course, the shape and material described above may be formed in various shapes and materials.

In addition, in order to indicate the state of charge of the secondary battery on the load side, the charging state display unit (not shown) is preferably installed on one side of the charging device using the solar cell of the present invention, and the light emitting state of the light emitting diode (LED) or the buzzer ( The state of charge can be displayed by the sound of the buzzer.

2 is a perspective view showing a bag equipped with a charging device using the solar cell of the present invention and a portable device connected thereto.

The bag equipped with the charging device using the solar cell has been proposed to supply electricity to portable electronic devices even during outdoor activities.

Referring to FIG. 2, a bag having a charging device using the solar cell is installed at one side of the bag B and connected to the light receiving unit 120 to convert light energy into electrical energy. It includes a charging unit 140 for storing the electrical energy and the output unit 160 is connected to the charging unit 140 to supply the electrical energy output from the charging unit 140 to the portable electronic device (H).

One side of the bag in which the light receiving unit 120 is installed is preferably attached to the protective cover to prevent damage to the light receiving unit 120, the outside of the protective cover smoothly sunlight on the light receiving unit 120. In order to be collected, a transparent acrylic coating or a transparent polyglass used for an aircraft canopy may be used.

In addition, the bag described in the present application is preferably formed in the inner side of the protective cover in which the light receiving unit 120 is installed is a storage bag that can accommodate the charging unit 140 and the output unit 160, which is a portable electronic This is because the charging device using the solar cell of the present invention and the portable electronic device can be fixed so as not to interfere with each other when charging the device. In addition, the storage bag may be used for storing or using the portable electronic device during outdoor activities as well as charging. The shape and number of the storage bags may be appropriately selected by those skilled in the art.

The bag having the charging device using the solar cell is attached to only one side of the bag using the charging device using the solar cell described above in detail so that the detailed description thereof will be omitted.

3 is a perspective view illustrating a state in which a charging device using a solar cell of the present invention stores electricity through other means.

One side of the charging unit 140 is preferably connected to the detachable separate charging connector 180, because it can store the electrical energy in the charging unit 140 without sunlight.

A preferred embodiment of the charging connector 180 may be described with reference to FIG. 3.

3A is a perspective view illustrating a state in which electricity is stored in a charging device using a solar cell of the present invention by connecting a USB charging connector 180a to a USB port of a computer.

3B is a perspective view showing a state in which electricity is stored in a charging device using a solar cell of the present invention by connecting the charging adapter 180b to a commercial power outlet.

3 (c) is a perspective view illustrating a state in which electricity is stored in a charging device using a solar cell of the present invention by connecting a cigarette jack charging connector 180c to a cigar socket used as a power terminal of an automobile.

As shown in the embodiment of FIG. 3 and before going out, by storing the electrical energy in the charging unit 140 by using the charging connector 180, the charging device using the solar cell of the present invention even in low or no solar radiation Can be used to charge portable electronics at any time.

The foregoing has outlined rather broadly the features and technical advantages of the present invention in order that the claims of the invention that follow may be better understood. It should be recognized by those skilled in the art that the above-described concepts and specific embodiments of the present invention can be used immediately as a basis for designing or modifying other structures for carrying out similar objects to the present invention.

In addition, the above-described embodiment is only one embodiment according to the present invention, and various modifications and changes may be made by those skilled in the art within the scope of the technical idea of the present invention. Such various modifications and changes will also fall within the scope of the claims as set forth below within the scope of the spirit of the present invention.

1 is a perspective view showing a charging device using a solar cell of the present invention and a portable electronic device connected thereto.

Figure 2 is a perspective view showing a bag equipped with a charging device using a solar cell of the present invention and a portable device connected thereto.

3 is a perspective view illustrating a state in which a charging device using a solar cell of the present invention stores electricity through other means.

* Description of the symbols for the main parts of the drawings *

H: Portable Electronics B: Bag

P: Computer C: Outlet

S: car cigar socket

100: charging device using a solar cell 120: light receiving unit

130: connection cable 140: charging unit

160: output unit 162: gender

162a: jack 164: storage member

164a: fitting hole 166: output terminal

170: output terminal extension cable 180: charging connector

Claims (6)

In the charging device using a solar cell that can supply electricity to a portable electronic device by converting and storing the light into electricity by receiving external light, Light receiving unit 120 for converting light energy into electrical energy; A charging unit 140 connected to the light receiving unit 120 to store the electrical energy; And Is connected to the charging unit 140, the output unit 160 for supplying the electrical energy output from the charging unit 140 to the portable electronic device; One side of the output unit 160, a plurality of gender formed with a jack 162a of the same standard as the output terminal 166 of the output unit 160 to convert the charging terminal specifications of the various portable electronic devices (H) Charging apparatus using a solar cell, characterized in that the (162) is provided. The method of claim 1, One side of the charging unit 140 is connected to a separate detachable charging connector 180 is connected to the charging device using a solar cell, characterized in that it can store electrical energy in the charging unit 140 without light energy. The method of claim 1, One side of the output unit 160 is further provided with a receiving member 164 formed with a fitting hole 164a to which the jack 162a of the gender 162 can be attached and detached to store the gender 162. Charging device using a solar cell, characterized in that. In a bag equipped with a charging device using a solar cell that can be supplied to the portable electronic device even while wearing a bag and outdoor activities by providing a charging device using a solar cell in a common bag, A light receiving unit 120 installed at one side of the bag B to convert light energy into electric energy; A charging unit 140 connected to the light receiving unit 120 to store the electrical energy; And Is connected to the charging unit 140, the output unit 160 for supplying the electrical energy output from the charging unit 140 to the portable electronic device (H); One side of the output unit 160, a plurality of gender formed with a jack 162a of the same standard as the output terminal 166 of the output unit 160 to convert the charging terminal specifications of the various portable electronic devices (H) Bag is provided with a charging device using a solar cell, characterized in that 162 is provided. The method of claim 1, One side of the charging unit 140 is detachable charging connector 180 is connected to the bag with a charging device using a solar cell, characterized in that it can store electrical energy in the charging unit 140 without light energy. The method of claim 3, wherein One side of the output unit 160 is further provided with a receiving member 164 formed with a fitting hole 164a to which the jack 162a of the gender 162 can be attached and detached to store the gender 162. Bag equipped with a charging device using a solar cell.

Images