KR101327621B1 - Expansion unit having battery and mobile device using the same - Google Patents

Abstract

The present invention relates to a battery combined expansion unit and a mobile device having the same. The present invention provides an expansion unit (20) mounted on a mobile device (10) for use, comprising: a unit housing (22) constituting an appearance, an expansion battery (30) installed inside the unit housing (22), and It is configured to include a disk drive 32, which is one of the modules installed inside the unit housing 22 to extend the functionality of the mobile device (10). At least two hinge parts 24 are provided along one side edge of the unit housing 22, and the hinge part 24 is a unit connection body 25 installed inside the unit housing 22 and the unit. And a main body connecting body 25 ′ rotatably relative to the unit connecting body 25 and installed in the unit housing 22. In the battery combined expansion unit and a mobile device having the same according to the present invention having such a configuration can be used to expand the function of the mobile device in more various ways, it is possible to maximize the use time of the battery in the mobile device, There is an advantage to be more convenient to use.

Mobile device, battery, expansion unit, disk drive

Description

Expansion unit with battery and mobile device with same {Expansion unit having battery and mobile device using the same}

1 is an exploded perspective view showing the configuration of a mobile device and an extended battery according to the prior art.

Figure 2 is a perspective view showing the configuration of a preferred embodiment of a mobile device having a battery-compatible expansion unit according to the present invention.

Figure 3 is a rear plan view showing a configuration of an embodiment of the present invention.

Figure 4 is a schematic cross-sectional view showing the main portion of the embodiment of the present invention.

Figure 5 is a schematic perspective view showing a hinge portion constituting an embodiment of the present invention.

Figure 6 is a side view showing the configuration of an embodiment of the present invention.

Figure 7 is a use state showing that the mobile device of the embodiment of the present invention is used to stand at a predetermined angle with respect to the ground.

Explanation of symbols on the main parts of the drawings

10: mobile device 12: main body case

14: Display 16: Button

18: battery 19: main body connector

20: expansion unit 22: unit housing

24: hinge portion 25: unit connection body

25 ': Body connection body 26: Unit coupling connector

27: Connection duct 30: Extended battery

32: disk drive 34: contact member

The present invention relates to a mobile device, and more particularly, to an extension unit for extending the function and power supply of a mobile device used when needed by a user, and a mobile device having the same.

Recently, many mobile devices that perform various functions have been released. Examples of such mobile devices include ultra-mobile computers, PMPs, notebook computers, or tablet computers.

The most important thing in such a mobile device is portability. In order to increase portability, it is desirable to make the size of a mobile device relatively small. And another important thing in mobile devices is the power supply. In general, a mobile device uses a battery to supply power.

1 illustrates an exploded perspective view of a mobile device and an extended battery used therefor. According to this, the case 3 constitutes the appearance of the mobile device 1. Inside the case 3, various components constituting the mobile device 1 are installed. The display unit 5 is provided on one surface of the mobile device 1 to display various information. For example, the display unit 5 displays various images, moving pictures, and the like.

On the other hand, the expansion battery 7 may be mounted on the back of the case 3 or the like. Generally, the case 3 includes a battery (not shown), and the expansion battery 7 is intended to be used for a long time without directly connecting a mobile device to a power source. The expansion battery 7 is generally mounted to protrude from the case 3.

However, the mobile device according to the related art as described above has the following problems.

First, in order to increase portability, the mobile device 1 generally does not include a device such as a disk drive. In general, a disk drive for the mobile device 1 may be used externally or installed in a docking station to mount the mobile device 1 in a docking station so that the disk drive can be used. However, it is relatively cumbersome to carry a docking station or an external disk drive with a disk drive installed together with the mobile device 1. Therefore, when the mobile device 1 is used while moving, there is an inconvenience in that a disc drive cannot be used to view a video stored in a recording medium such as a DVD.

And, in the case of the mobile device 1, the power supply is important when carrying, for this purpose can be used while carrying the expansion battery (7) in addition to the battery inside the mobile device (1). However, there is a problem that a lot of burden to carry with the extended battery 7 and the external disk drive or docking station together.

In addition, mobile devices are generally used in places where the user needs to carry them around. In this case, it is common to use the mobile device at a predetermined position. To this end, generally, such as a stand is stored on one side of the mobile device and taken out to support the mobile device to stand at an angle. However, in order to separately install the pedestal, a predetermined space is required on one side of the main body of the mobile device, and the space must be installed along the pedestal. In this case, there is a problem that the size of the mobile device as a whole increases.

Accordingly, an object of the present invention is to solve the problems of the prior art as described above, and to enable the mobile device to be used with various expansion devices relatively conveniently.

Another object of the present invention is to maximize the use time of the battery in the mobile device.

Still another object of the present invention is to allow the mobile device to be installed and used at various angles using an expansion unit.

According to a feature of the present invention for achieving the object as described above, the present invention is an expansion unit for use in a mobile device, the unit housing constituting the appearance, and an expansion battery installed in the unit housing, It is configured to include a module installed inside the unit housing to extend the functionality of the mobile device.

At least two hinge parts are provided along one edge of the unit housing, and the hinge part is rotatable relative to the unit connection body and the unit connection body installed inside the unit housing, and is connected to the main body installed in the unit housing. It is configured to include a body.

The body connection body is provided with a unit coupling connector for mounting on a mobile device.

The module is a disk drive.

A contact member is further provided along an opposite edge of the unit housing in which the hinge part is provided.

The unit coupling connector is responsible for mounting on the mobile device and electrical signal connection.

According to another feature of the invention, the present invention comprises a mobile device having a body coupling connector on the back of the main body case constituting the appearance, and the expansion unit is provided with a unit coupling connector coupled to the body coupling connector do.

The unit housing constituting the external appearance of the expansion unit has a left and right width smaller than or equal to the left and right width of the main body case and a width in a direction orthogonal to the left and right width is smaller than the width of the main body case.

The unit housing of the expansion unit protrudes more than one edge of the main body case in a state of being mounted on the main body case of the mobile device.

In the battery combined expansion unit and a mobile device having the same according to the present invention having such a configuration can be used to expand the function of the mobile device in more various ways, it is possible to maximize the use time of the battery in the mobile device, There is an advantage to be more convenient to use.

Hereinafter, with reference to the accompanying drawings, a preferred embodiment of the combined battery expansion unit and a mobile device having the same according to the present invention will be described in detail.

Figure 2 shows a preferred embodiment of a mobile device having a battery-compatible expansion unit according to the present invention, Figure 3 shows the configuration of the embodiment of the present invention in a top view, Figure 4 shows the main configuration of the embodiment of the present invention A schematic cross-sectional view is shown, in FIG. 5 a hinge portion constituting an embodiment of the invention is shown in a schematic perspective view, and in FIG. 6 a configuration of the embodiment of the invention is shown in a side view.

As shown in these figures, the main body case 12 forms the appearance of the mobile device 10. The main body case 12 is a plate shape which is a substantially flat hexahedron. The display unit 14 is provided to occupy almost the entire surface of the main body case 12. The display unit 14 is a portion for displaying various kinds of information. A plurality of buttons 16 are installed on the surface of the body case 12. The appearance of the mobile device 10 shown is just one example, and the present invention may be employed in the mobile device 10 having various appearances.

In addition, a battery 18 is provided on the rear surface of the main body case 12 of the mobile device 10. The battery 18 provides power for driving the mobile device 10. The battery 18 may be removable.

The rear surface of the main body case 12 is provided with a main body coupling connector 19 for coupling the expansion unit 20 to be described below. The main body coupling connector 19 is installed inside the rear surface of the main body case 12. Although the coupling connector 19 is not shown in detail, the coupling connector 19 is provided with terminals for connecting electrical signals therein.

The unit housing 22 forms the appearance of the expansion unit 20. The unit housing 22 also has a substantially flat hexahedral plate shape, and the left and right widths are the same as or smaller than the left and right widths of the mobile device 10, and the width of the unit housing 22 is shorter than that of the mobile device 10.

The unit housing 22 is provided with at least two hinge portions 24. The hinge part 24 allows the expansion unit 20 to rotate relatively at various angles in a state in which the expansion unit 20 is mounted on the mobile device 10.

The hinge portion 24 is configured such that the unit connecting body 25 and the main body connecting body 25 ′ each having a cylindrical shape are rotatable relative to each other. The centers of rotation of the unit connecting body 25 and the main body connecting body 25 'coincide with each other and are rotatably coupled side by side as shown in FIG. The unit connecting body 25 is fixedly installed in the unit housing 22. Therefore, the main body connecting body 25 ′ is rotatably installed in the unit housing 22. Here, the unit connecting body 25 and the main body connecting body 25 'should be capable of relative rotation to which a predetermined force or more should be applied. This is because they cannot support the mobile device 10 at a predetermined angle using the expansion unit 20 when they rotate relative to each other due to the weight of the mobile device 10 or the expansion unit 20.

The main body connecting body 25 ′ is provided with a unit coupling connector 26. The unit coupling connector 26 is coupled to the body coupling connector 19. The unit coupling connector 26 serves to mount the expansion unit 20 to the mobile device 10. Therefore, the unit coupling connector 26 and the main body coupling connector 19 are press-fitted so that they can be separated from each other only when a predetermined force is applied in a state where they are coupled to each other.

In addition, the main body coupling connector 19 and the unit coupling connector 26 also serve to transmit electrical signals. To this end, the unit coupling connector 26 is also provided with a terminal. Of course, unlike the present embodiment, the unit coupling connector 26 and the body coupling connector 19 merely serve to mount the expansion unit 20 to the mobile device 10, and the electrical connection is performed by using separate connectors. Can also be used. In this case, the connectors should be configured such that electrical contact is always made even when the expansion unit 20 is rotated at various angles with respect to the mobile device 10. That is, the terminal shape of the connector in the mobile device 10 should be made in a shape corresponding to the movement trajectory of the terminal tip of the connector on the expansion unit 20 side.

The unit connection body 25 is provided with a connection duct 27. As the connection duct 27, a wire or the like for electrical connection with the mobile device 10 extends into the unit connection body 25. The wire and the like are electrically connected to the unit coupling connector 26 through the unit connection body 25 and the body connection body 25 '.

For reference, as shown in FIG. 3, the hinge portion 24 of the expansion unit 20 has an installation position in the middle and one end of the unit housing 22 rather than both ends thereof. This is to minimize the size of the unit housing 22 while securing a space in which the disk drive 32 to be described below is installed.

Meanwhile, an expansion battery 30 and a disk drive 32 are provided inside the unit housing 22. The extended battery 30 serves to supply power to the mobile device 10, and the disk drive 32 writes a signal to an optical disk or reads the recorded signal.

For reference, only the expansion battery 30 and the disk drive 32 may be installed in the expansion unit 20. For example, a DMB receiving module may be mounted in place of the disk drive 32. That is, various devices may be mounted in place of the disk drive 32.

When the expansion unit 20 is mounted on the mobile device 10, a part of the expansion unit 20 is designed to protrude to one side of the mobile device 10. This is to allow the mobile device 10 to adjust the installation angle by using the expansion unit 20.

In addition, the contact member 34 is provided at a portion of the expansion unit 20 which contacts the ground to raise the mobile device 10. The contact member 34 may be installed long or intermittently along one side of the unit housing 22 of the expansion unit 20. The contact member 34 serves to prevent the expansion unit 20 from slipping against the ground.

Hereinafter, the expansion unit and the operation of the mobile device using the same according to the present invention having the configuration as described above will be described in detail.

The expansion unit 20 may be carried together with the mobile device 10 while being mounted on the rear surface of the mobile device 10. It will be described to mount the expansion unit 20 on the back of the mobile device (10). The unit coupling connector 26 is press-fitted into the body coupling connector 19 of the mobile device 10 with the unit coupling connectors 26 in the hinge portion 24 facing the same direction.

As such, the unit coupling connector 26 and the main body coupling connector 19 are coupled to each other so that the expansion unit 20 is mounted on the mobile device 10 and an electrical connection is made.

The mobile device 10 may be used in a state in which the expansion unit 20 is in close contact with the rear surface, for example, as shown in FIG. 6. As shown in FIG. 7, the expansion unit 20 is rotated at a predetermined angle with respect to the mobile device 10 so that the close contact member 34 of the expansion unit 20 contacts the ground. Can also be used as a state.

On the other hand, the expansion unit 20 is provided with an expansion battery 30, it is possible to relatively increase the use time of the mobile device 10 with the battery 18. In general, since the extended battery 30 has a larger capacity than the battery 18, the extended time of the mobile device 10 can be greatly increased.

In addition, since the device provided in the expansion unit 20, that is, the disk drive 32 plays a role of recording a signal on the disk or reproducing the recorded signal, the device may also play a DVD. In this case, the mobile device 10 can be used together with the portable DVD player.

In this case, using the expansion unit 20 as a support device, the mobile device 10 can be installed at a desired angle. That is, the expansion unit 20 may be rotated about the hinge portion 24 to be inclined at a predetermined angle with respect to the rear surface of the mobile device 10. In this way, a state in which the mobile device 10 is installed upright on the ground is schematically illustrated in FIG. 7.

Since the angle of setting the mobile device 10 with respect to the ground is relatively rotated by the unit connection body 25 and the body connection body 25 ′ only by a predetermined force or more at the hinge portion 24, the unit connection body ( It is only necessary to adjust the degree of rotation of the main body connecting body 25 'with respect to 25).

It is to be understood that the invention is not limited to the disclosed embodiments, but is capable of many modifications and alterations, all of which are within the scope of the appended claims. It is self-evident.

According to the expansion device and the mobile device having the same according to the present invention as described in detail above, the following effects can be expected.

First, in the present invention, as an expansion unit that can be mounted on a mobile device, there is provided with a module such as an expansion battery and a disk drive. Such an extension unit can relatively lengthen the power supply time to the mobile device, and allows the mobile device to perform the function of a separate module. Therefore, according to the present invention, the function of the mobile device can be extended and used in various ways, and the use time thereof can be relatively extended.

In the present invention, the mobile device can be used at an angle using the expansion unit. Therefore, according to the present invention, there is an effect that the user can use the mobile device more conveniently.

Claims (9)

A main body case forming an external appearance and having a main body coupling connector at a rear surface thereof; An expansion unit including a unit housing forming an exterior, an expansion battery installed inside the unit housing, and a module installed inside the unit housing to expand a function of a mobile device; And It comprises a connecting means for rotatably connecting the main body case and the expansion unit; The connecting means has a connection duct for accommodating parts for electrical connection and is arranged in parallel with the unit connection body installed in the unit housing and the unit connection body, and is rotatably connected with the same rotation center. Mobile device consisting of a main body connecting body having a unit coupling connector coupled to the coupling connector. The mobile device of claim 1, wherein the connection means is configured in a pair. delete The mobile device of claim 1, wherein the module is a disk drive. The mobile device of claim 4, wherein the unit housing further comprises an adhesive member along an opposite edge of the unit housing. 6. The mobile device of claim 5, wherein the unit coupling connector is responsible for mounting on the mobile device and connecting electrical signals. delete According to claim 1, wherein the unit housing constituting the appearance of the expansion unit is characterized in that the left and right width is less than or equal to the left and right width of the main body case and the width in the direction orthogonal to the left and right width is smaller than the width of the main body case Mobile device. The mobile device of claim 8, wherein the unit housing of the expansion unit protrudes more than one edge of the main body case in a state of being mounted on the main body case of the mobile device.

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