KR200335683Y1 - case for batteries with a built-in converter for emergently using an electronic device like a portable phone - Google Patents

Abstract

The present invention, even when the power of a dedicated rechargeable battery of a portable electronic device such as a mobile phone can be used immediately by using a small battery commercially available, and can be used in any portable electronic device structure such as mobile phones, In addition to the compatibility, commercial batteries can be used, and the structure and assembly is simple, and a compact battery case for a built-in emergency power converter for portable electronic devices such as mobile phones, which is more compact structure not only in use but also in non-use.

The battery case is connected to the power supply enable terminal via the connection terminal unit 30, and both end portions of the at least one small battery B are respectively inserted and electrically connected to the electrodes at both ends of the small battery B. And connecting terminals 21a, 22a; 41a, 42a; 51a, 52a; 61a, 62a for supplying power, respectively, by converting the DC voltage of the small battery B into a DC voltage required for the portable electronic device. First and second voltage converters (70) are provided to be built-in between the output terminal of the connection terminal to the small battery (B) and the connection terminal unit 30 to supply to the portable electronic device through the connection terminal unit 30. 2 By separating the rigid members (21, 22; 41, 42; 51, 52; 61, 62), the compact battery (B) can be shrunk in a non-received state, making it compact and easy to carry and handle. It is characterized by.

Description

Case for batteries with a built-in converter for emergently using an electronic device like a portable phone}

The present invention relates to a battery case with a built-in converter for emergency power supply of portable electronic devices such as a mobile phone, and more particularly, even when the power of a dedicated rechargeable battery of a portable electronic device such as a mobile phone is consumed, The same portable electronic devices can be used, and they can be used in the structure of any portable electronic devices, so that they are not only compatible with each other, but also commercial batteries can be used, they are easy to construct and assemble, and are more compact not only for use but also for non-use. The present invention relates to a battery case with a built-in converter for emergency power supply of portable electronic devices such as cellular phones.

Recently used mobile phones are powered by a mobile phone using a rechargeable battery for mobile phones, but it is also cumbersome to charge the mobile phone, and furthermore, since the mobile phone cannot be used when all the power is depleted, especially when traveling or going out for a long time It is inconvenient to carry the device together or use a charging station.

In addition, it is inconvenient because the mobile phone can not be used immediately when the charge power is exhausted, it is necessary to carry an extra dedicated rechargeable battery, and it is expensive to use for a while, inconvenient because it is incompatible.

The combined rechargeable battery of a mobile phone battery disclosed in Utility Model Registration No. 196616 (Registration Date: July 07, 2000, Application No. 2000-2307) can separate the rechargeable battery from the rechargeable battery case surrounding the rechargeable battery body. If necessary, the battery can be used by inserting a battery designed for a small and small battery.

In order to realize this, it is also inconvenient to use the mobile phone because it requires a rechargeable battery case in which the rechargeable battery body is removed and a dedicated battery for the mobile phone rechargeable battery.

The battery case of a compact structure for emergency power supply of an electronic device such as a mobile phone of Utility Model Registration No. 262296 (Registration Date: 2002.01.15, Application No. 20-2001-32365) to solve these problems, the case is separated Structures, folding structures, folding structures, bellows-type structures, etc. are employed, but a large number of small batteries are required to supply power of a predetermined voltage, and the compact size is required to store the plurality of small batteries. There is also a limit.

Therefore, the present invention is intended to solve such a problem, and even when the power of a dedicated rechargeable battery of a portable electronic device such as a mobile phone is exhausted, it is possible to use a portable electronic device such as a mobile phone immediately by using a commercial small battery. It can be used for the structure of portable electronic devices, so it is not only compatible with each other, but also commercial batteries can be used, and the structure and assembly is simple, and the emergency of portable electronic devices such as mobile phones, which is more compact not only in use but also in non-use, The purpose is to provide a battery case with a built-in converter for the power supply.

1 is a perspective view showing the external structure of the battery case with a built-in converter according to an embodiment of the present invention,

2 is a longitudinal cross-sectional view of FIG. 1 illustrating a contracted state of the battery case with a built-in converter of FIG. 1;

3 is a longitudinal sectional view of FIG. 1 illustrating a battery storage state of the battery case with a built-in converter of FIG. 1;

4 is a sectional view similar to FIG. 2 showing another configuration of the connection terminal portion;

FIG. 5 is a sectional view similar to FIG. 2 showing still another configuration of the connection terminal portion; FIG.

6 is a cross-sectional view similar to FIG. 2 showing yet another configuration of a connection terminal portion;

7 is a perspective view showing another external structure of the battery case with a built-in converter to which the present invention is applied;

FIG. 8 is a longitudinal cross-sectional view of FIG. 7 illustrating a contracted state of the battery case with a built-in converter of FIG. 7;

FIG. 9 is a longitudinal cross-sectional view of FIG. 7 illustrating a battery storage state of the battery case with a built-in converter of FIG. 7;

10 is a perspective view showing another external structure of the battery case with a built-in converter to which the present invention is applied;

FIG. 11 is a cross-sectional plan view of FIG. 10 illustrating a contracted state of the battery case with a built-in converter of FIG. 10;

12 is a cross-sectional plan view of FIG. 10 showing a battery accommodating state of the battery case with a built-in converter of FIG. 10;

13 is a perspective view showing another external structure of the battery case with a built-in converter to which the present invention is applied;

FIG. 14 is a cross-sectional plan view of FIG. 13 illustrating a contracted state of the battery case with a built-in converter of FIG.

FIG. 15 is a sectional plan view of FIG. 13 illustrating a battery storage state of the battery case with a built-in converter of FIG. 13; FIG.

<Description of the symbols for the main parts of the drawings>

20,40,50,60: battery case with built-in converter

21,22,41,42,51,52,61,62: first and second rigid members

21a, 22a, 41a, 42a, 51a, 52a, 61a, 62a: connection terminal

21b, 41b: internal connection member 22b, 42b: coupling part

23: non-rigid protective member 23a, 23b: fixed portion

24,34: battery gateway 25,45: connector

26: Shrink spring wire (shape suppression alloy) 30: Connection terminal part (connector)

31, 32: connection members 31a, 32a; 31b, 32b: connection portion

35: flexible connecting member 30a: protective cap

43: elastic gripping member

51c, 52b, 53a, 53b, 61c, 62b, 63a, 63b: locking projection

53: third rigid member B: small battery

70: voltage conversion portion 71: PCB substrate

72: DC-DC converter 73,74: intermediate connection member

73a, 74a; 73b, 74b: intermediate connection

To achieve this purpose, the battery case for a built-in emergency power converter of a portable electronic device such as a mobile phone according to an embodiment of the present invention, a portable electronic device such as a charging jack insertion terminal of a mobile phone for charging a dedicated battery from an external power source A battery case of a portable electronic device such as a mobile phone for emergency power supply using a commercially available small battery when the power supply of the dedicated battery is turned off by using a power supply terminal of the power supply terminal: Connected to each other, each end portion of at least one small battery B is inserted therein, and is electrically connected to electrodes at both ends of the small battery B, and each has a connection terminal for supplying power. Converts the DC voltage of B) into the DC voltage required for the portable electronic device, In particular, a small battery (B) is formed by separating the first and second rigid members installed in one of the voltage conversion unit between the output side of the connection terminal to the small battery (B) and the connection terminal portion so as to be supplied to the portable electronic device. It can be shrunk in a non-storage state, and becomes compact, and is easy to carry and handle.

In this case, a PCB substrate in which a voltage converter is installed as a DC-DC converter and / or a voltage adjusting unit on one side and a connection terminal on one side of the connection terminals is installed on the other side is embedded in one of the first and second rigid members. In addition, the installation structure of the connection terminal portion may include, for example, a separation structure in which the connection terminal portion is connected to the output terminal of the voltage conversion portion embedded in one of the first and second rigid members via a flexible connection member. And an integrated structure which is integrally formed with one of the first and second rigid members and connected to an output end of the voltage conversion unit through a connection portion formed by extending the connection member, and one surface of one of the first and second rigid members. Intermediate connection, which is connected to the output end of the voltage converting portion and exposed to the outside of one of the first and second rigid members when detachably inserted and inserted into the insertion mounting groove installed in the An insertion-and-detachment structure configured to connect the intermediate connecting portion of the member and the connecting portion of the connecting member of the connecting terminal portion, and pivotally installed on the rotating shaft provided on one surface of one of the first and second rigid members so as to protrude. A rotational structure configured to be connected to an output end of the voltage conversion part and connected to an intermediate connection part of the intermediate connection member exposed to the outside of one of the first and second rigid members and a connection part of the connection member of the connection terminal part; Intermediately slidably installed in the sliding portion provided on one surface of one of the first and second rigid members, and sliding to protrude, the intermediate portion connected to the output terminal of the voltage converting portion and exposed to the outside of one of the first and second rigid members And a sliding structure configured to connect the intermediate connecting portion of the connecting member and the connecting portion of the connecting member of the connecting terminal portion.

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

The mobile phone battery case according to the present invention can be effectively used in an emergency, that is, by using a power supply capable terminal of a portable electronic device such as a charging jack insertion terminal of a mobile phone for charging a dedicated battery from an external power source. As shown in FIGS. 1 to 15, the terminal 30 and the first and second rigid members 21, 22 and 41 may be used to supply power in emergency by using a commercial small battery when the power of the dedicated battery is low. And 42, 51, 52, 61, 62, and basically, the voltage converting part 70 includes the first and second rigid members 21, 22, 41, 42, 51, 52, 61, 62 Is built into one of

That is, the connection terminal unit 30 has various structures as shown in FIGS. 3 to 6, and is configured to be connected to a power supply enable terminal of the portable electronic device, and the first and second rigid members ( 21, 22, 41, 42; 51, 52; 61, 62, as shown in FIGS. 1 to 15, both end portions of the at least one small battery B are separately inserted and the small batteries ( Connecting terminals 21a, 22a; 41a, 42a; 51a, 52a; 61a, 62a, which are electrically connected to the electrodes at both ends of B), respectively, and the power supply of the small battery B is By connecting the connecting terminals 21a, 22a; 41a, 42a; 51a, 52a; 61a, 62a and the voltage converting part 70 to the connecting members 31, 32 of the connecting terminal part 30, The power of B) is boosted or stepped down and supplied to the portable electronic device.

In other words, the voltage conversion unit 70 converts the DC voltage of the small battery B into a DC voltage necessary for the portable electronic device and supplies the small battery B to the portable electronic device through the connection terminal unit 30. Is provided between the connection terminals 21a, 22a, 41a, 42a, 51a, 52a, 61a, 62a and the connection terminal section 30, the voltage conversion section 70 of which is according to one embodiment of the present invention. 2 to 15, the compact size may be composed of a DC-DC converter 72 or a voltage adjusting unit, and when the DC-DC converter 72 is employed, the DC-DC converter ( It may be configured to further include a voltage adjusting section including a resistor and the like to output the output voltage from 72) back down in multiple stages.

The voltage conversion unit 70 which can be configured in this way is directly installed in one of the first and second rigid members 21, 22; 41, 42; 51, 52; 61, 62, and has a separate electrical It is also possible to be connected by a connection member, but preferably, in the embodiment shown in the drawing, it is installed and installed on one surface of the PCB substrate 71. In this case, one side of the connection terminals 21a, 22a; 41a, 42a; 51a, 52a; 61a, 62a of the connection terminals 21a, 22a; 41a, 42a; 51a, 52a It is preferable that 61a and 62a are provided with a copper foil pattern. In the case of a structure in which two small batteries B are accommodated, the connection terminal on one side is usually composed of a pair of separated terminals, and the pair of terminals are connected to the input terminal of the voltage converter 70, respectively. When the terminal or the voltage conversion section 70 is provided on the PCB substrate 71, it is usually configured to be connected beyond the positional limitation by the copper foil pattern. The other terminal is composed of one terminal for connecting the two terminals in common so as to connect the two small batteries B in series. In addition, when the small battery B is one or odd, the other terminal of the connection terminals 21a, 22a; 41a, 42a; 51a, 52a; 61a, 62a is connected to the voltage converter (30). In order to be connected to the 70, it is configured to include the internal connection member (21b, 41b) to connect the connection terminal to the other side of the connection terminal and the voltage conversion section (70).

In addition, the connection terminal part 30 is formed integrally with one of the first and second rigid members 21, 22; 41, 42; 51, 52; 61, 62 in FIGS. The members 31 and 32 are integrally connected to the output terminal of the voltage converter 70 through the connection parts 31a and 32a which are formed to extend. In this unitary structure, it can be produced by insert-injecting the connecting members 31 and 32 when the first and second rigid members 21, 22; 41, 42; 51, 52; 61, 62 are manufactured. It is convenient to have.

In addition, the connection terminal unit 30, as shown in Figures 4 to 6, may be configured in various ways. That is, in FIG. 4, the connecting terminal part 30 is connected to the first and second rigid members 21, 22, 41, 42, 51, 52 and 61 via the flexible connecting member 35 as shown by the double-dotted line. Or a separate structure connected to the output terminal of the voltage conversion unit 70 embedded in one of the first and second rigid members 21, 22, 41, 42, 51, 52, 61, 62 When detachably inserted into and inserted into the insertion mounting groove 44a installed on one surface of one of them, the first and second rigid members 21, 22; 41, 42 are connected to the output terminal of the voltage conversion part 70. The intermediate connecting portions 73a, 74a; 73b, 74b of the intermediate connecting members 73, 74 exposed to the outside of one of the 51, 52; 61, 62 and the connecting members 31, 32 of the connecting terminal portion 30; It may be of an insertion-removable structure that is configured to connect the connecting portions (31b, 32b) of.

In addition, the connection terminal portion 30 shown in FIG. 5 is a sliding portion 44b provided on one surface of one of the first and second rigid members 21, 22; 41, 42; 51, 52; 61, 62. When installed in a slidable, and sliding to protrude, the first and second rigid members (21, 22; 41, 42; 51, 52; 61, 62) of the first and second rigid members connected to the output terminal of the voltage conversion unit 70 The intermediate connecting portions 73a and 74a of the intermediate connecting members 73 and 74 exposed to one outside and the connecting portions 31b and 32b of the connecting members 31 and 32 of the connecting terminal portion 30 are connected. Sliding structure is configured to be.

In Fig. 6, the connecting terminal portion 30 is provided with a rotating shaft 44c provided on one surface of one of the first and second rigid members 21, 22; 41, 42; 51, 52; 61, 62. The first and second rigid members 21, 22; 41, 42; 51, 52; 61, 62, which are connected to the output terminal of the voltage converting part 70 and rotated to protrude. The intermediate connecting portions 73a, 74a; 73b, 74b of the intermediate connecting members 73, 74 and the connecting portions 31b, 32b of the connecting members 31, 32 of the connecting terminal portion 30 are exposed. It is composed of a rotating structure configured to be connected.

In FIG. 4 to FIG. 6, the configuration in which the connection terminal unit 30 is installed on one other surface of the first and second rigid members 21, 22; 41, 42; 51, 52; 61, 62 is an advantaged chain line. 3 to 6, when the PCB substrate 71 is installed, the intermediate connecting portion 73a to which the intermediate connecting members 73 and 74 or the connecting portions 31a and 32a of the connecting members 31 and 32 are connected. (74a) is preferably formed on the PCB substrate 71 by the copper foil pattern.

On the other hand, the configuration examples of the battery case with a built-in emergency power converter for portable electronic devices such as various mobile phones to which the present invention is applied are shown in Figures 1 to 3, 7 to 9, 10 to 12 and 13 to 15. do.

1 to 3 show a converter built-in battery case 40 consisting of only the first and second rigid members 41 and 42.

1 to 3, in the case of one or an odd number of small batteries B, U each having connection terminals 41a and 42a together with a flexible internal connection member 41b configured to connect each terminal in series. The first and second rigid members 41 and 42 having a magnetic cross section are formed. In addition, the inner surfaces of the first and second rigid members 41 and 42 having a U-shaped cross section into which both end portions of the plurality of small batteries B are inserted are respectively inserted into the small batteries B by the frictional force and the elastic force. It is preferable that an elastic gripping member 43 made of a backing such as rubber, elastic plastic, or the like is installed by coating, inserting, or the like so that the first and second rigid members 41 and 42 are coupled to each other so that they can be dismantled to each other. It is preferable that rubber, elastic plastic, and the like are also installed at the coupling portion 42b so that the coupling portion 42b can be easily coupled and separated from each other in a compact structure at the portion 42b. At least one of the first and second rigid members 41 and 42 may be used as a holder of a key ring, and a connection hole 45 may be formed to connect a portable electronic device such as a mobile phone via a chain or the like. It is also preferable.

Such a configuration also provides a compact structure as shown in FIG. 2 when not in use, and a compact structure as shown in FIG. 3 when in use, thus making manufacturing easy, manufacturing cost low, and being easy to carry and handle. There is this.

7 to 9 illustrate a structure of a battery case with a converter in which a bellows structure is adopted from side to side. 7 to 9, the battery case 20 with built-in converter of the bellows structure of the present invention has a connection terminal 21a configured to connect each terminal of two small batteries B in series as shown in FIG. 9. 22a, each having a connecting cable or a connecting terminal portion 30 on one side for connecting the necessary power from the connecting terminals 21a and 22a to a power-applicable terminal such as a charging jack insertion terminal. It comprises a first and second rigid members (21, 22), such as a plastic case, coupled to each other in the coupling portion (22b) as shown in. In the case of a structure for accommodating only one small battery B, the internal connection member 21b is required.

In addition, each end of the first and second rigid members (21, 22) is fixed to the fixing portion (23a, 23b), a battery entrance 24 is formed to receive and remove the small battery (B), It comprises a non-rigid member 23, such as fabric or vinyl, which is elongated when the small battery B is stored and which can be folded when the small battery B is removed.

With this arrangement, the battery case with built-in converter 20 of the present invention, when the small battery B is removed, folds the non-rigid member 23 inwards, and thus the first and second rigid members ( 21, 22, and the first and second rigid members (21, 22) can be combined in a compact structure by press-fit, combined in the coupling portion (22b).

In addition, the non-rigid member 23 may be a built-in shrink spring wire 26, such as elastic spring to shape memory alloy to return to the contracted state when removing the small battery (B). 1 to 9, the cross section of the first and second rigid members is substantially U-shaped, but is not limited thereto.

10 to 15 illustrate the converter built-in battery cases 50 and 60 that are slid and folded like a drawer. 10 to 15 is shown a three-stage structure, there is no limitation on the number of stages, such as two and four stages, and practically two to three stages can be employed.

10 to 15 include at least two first and second rigid members 51, 52, 61, and 62 that are inserted into and coupled to each other, and each of the first and second rigid members 51, 52, The third rigid members 53 and 63 may be further included between the 61 and 62 so that the third rigid members 53 and 63 are inserted into each other.

The first and second rigid members 51, 52, 61, and 62 are connected to the terminal 51a, which is configured to connect each terminal of two small batteries B in series, as in the example of another structure. 52a, 61a, and 62a, respectively, and a structure in which only one small battery B is accommodated, although not shown, a flexible internal connection member is required as in the above-described example. In addition, as shown in Figs. 1 to 3, the connecting cable or connecting terminal portion 30 for connecting the necessary power from the connecting terminals 51a, 52a, 61a, and 62a to a power-applicable terminal such as a charging jack insertion terminal. On one side.

Further, the second rigid members 61, 62 are detachably inserted into each other so that the small batteries B can be stored or removed between the first and second rigid members 51, 52, 61, 62. The locking projections 52b and 62b are formed on the outer wall surfaces of the second rigid members 52 and 62 so as to be supported, and the locking projections 53b and 63b are also formed on the inner wall surfaces of the third rigid members 53 and 63. Can be.

In this manner, as shown in FIGS. 11 and 14 or 12 and 15 in the stored state or the non-received state of the small battery B, it is possible to extend or contract it, and the structure is simple and easy to manufacture. In addition, there is an advantage of being compact and easy to carry and handle.

According to the configuration and operation of the built-in battery case for the emergency power converter of a portable electronic device such as a mobile phone according to the embodiments of the present invention described above, even when the power of a dedicated rechargeable battery of a portable electronic device such as a mobile phone is consumed By using it, you can immediately use portable electronic devices such as mobile phones, can be used in the structure of any portable electronic devices are not only compatible with each other, commercial batteries can be used, the structure and assembly is simple, Even when not in use, there is an effect such as a more compact structure.

Claims (3)

For supplying emergency power using commercial small batteries when the power supply of the portable electronic device, such as a charging jack insertion terminal of a mobile phone, to charge the dedicated battery from an external power source is lost. In the battery case of a portable electronic device such as a mobile phone: It is connected to the power supply possible terminal through the connection terminal portion 30, both ends of the at least one small battery (B) is inserted and electrically connected to the electrodes of both ends of the small battery (B) to supply power Connecting terminals 21a, 22a; 41a, 42a; 51a, 52a; 61a, 62a, respectively, and converting the DC voltage of the small battery B into a DC voltage necessary for a portable electronic device, thereby connecting the terminal 30 The first and second rigid members installed between the output side of the connection terminal to the small battery B and the connection terminal portion 30 so as to be supplied to the portable electronic device through the first and second connection members 30. 21, 22; 41, 42; 51, 52; 61, 62 are separated and configured to be able to shrink, especially in the non-storage state of the small battery (B), characterized in that it becomes compact and easy to carry, handling, etc. Of mobile electronic devices such as mobile phones Power converter built in the battery case. 2. A voltage converter (70) according to claim 1, wherein a voltage converter (70) is provided on one side as a DC-DC converter (72) and / or a voltage regulator and on the other side the connection terminals (21a, 22a; 41a, 42a; 51a, 52a; 61a). The PCB substrate 71 on which one side of the connection terminals 21a, 22a; 41a, 42a; 51a, 52a; 61a, 62a is installed is the first and second rigid members 21, 22; 41, A battery case with a built-in converter for emergency power supply of a portable electronic device such as a mobile phone, characterized by being embedded in one of 42; 51, 52; 61, 62). According to claim 1 or 2, wherein the connection terminal portion 30, the connection terminal portion 30 via the flexible connecting member 35, the first and second rigid members (21, 22; 41, 42); A separation structure connected to an output terminal of the voltage converter 70 embedded in one of the first and second rigid members 21, 22; 41, 42; 51, 52; 61; And an integrated structure connected to the output terminal of the voltage conversion section 70 through connecting sections 31a and 32a formed integrally with one of the lines 62 and extending from the connecting members 31 and 32; 2 The voltage converter 70 is detachably inserted into and inserted into the insertion mounting groove 44a installed on one surface of the rigid members 21, 22; 41, 42; 51, 52; 61, 62. The intermediate connecting portion 73a of the intermediate connecting member 73, 74 connected to an output end of the intermediate connecting member 73, 74, which is exposed to the outside of one of the first and second rigid members 21, 22; 41, 42; 51, 52; 61, 62; 74a; 73b, 74b and the connecting portions 31b, 32b of the connecting members 31, 32 of the connecting terminal portion 30 contact each other. It is rotatably attached to the insertion-and-detachment structure configured to belong to, and the rotating shaft 44c provided on one surface of the first and second rigid members 21, 22; 41, 42; 51, 52; 61, 62. When installed and rotated so as to protrude, it is connected to the output terminal of the voltage converting part 70 and to the outside of one of the first and second rigid members 21, 22; 41, 42; 51, 52; 61, 62. Rotation configured so that the intermediate connecting portions 73a, 74a; 73b, 74b of the intermediate connecting members 73, 74 exposed and the connecting portions 31b, 32b of the connecting members 31, 32 of the connecting terminal portion 30 are connected. The structure and the sliding part 44b installed on one surface of one of the first and second rigid members 21, 22; 41, 42; 51, 52; 61, 62, and slidably installed to slide. Is connected to the output terminal of the voltage conversion unit 70 and exposed to the outside of one of the first and second rigid members 21, 22, 41, 42, 51, 52, 61, 62 ( Intermediate connecting portions 73a and 74a of 73 and 74; A portable electronic device such as a mobile phone, characterized in that it is installed in one of the sliding structures configured to connect the connection portions 31b and 32b of the connection members 31 and 32 of the connection terminal portion 30 to the 73b and 74b. Battery case with built-in converter for emergency power supply.