KR100565302B1 - Locking apparatus of battery in mobile phone - Google Patents

Abstract

The present invention includes a main body having a battery mounting portion for receiving a battery; A hinge coupling member rotatably hinged to the main body; A battery cover slidably connected to the hinge coupling member; And a battery fixing device formed between the battery cover and the main body to slide the battery cover to lock and unlock the battery cover and the main body. As a result, the operation of the battery cover covering the built-in battery can be easily performed.

Description

LOCKING APPARATUS OF BATTERY IN MOBILE PHONE}

1 is a perspective view showing a typical portable terminal,

2 and 3 are cross-sectional views partially showing the battery holding device shown in FIG.

4 is a perspective view showing a portable terminal having a battery fixing device according to an embodiment of the present invention;

5 is an exploded perspective view illustrating an exploded view of a portable terminal having a battery fixing device according to an embodiment of the present invention;

6 is a cross-sectional view showing a state in which the battery cover shown in FIG. 4 is closed;

7 is a cross-sectional view showing a state in which a battery cover is slid;

8 is a cross-sectional view showing a state in which a battery cover is opened.

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

10: body 20: built-in battery

111: battery compartment 130: battery cover

140: hinge coupling member 150: fixed part

The present invention relates to a battery fixing device of a portable terminal, and more particularly, a hinged combination of a battery cover to a battery mounting portion of a main body to enable easy opening and closing of the battery cover to mount the built-in battery of the portable terminal. It is to provide a battery fixing device of the terminal.

In general, the portable terminal is one of the wireless communication devices that can be miniaturized for easy portability and can communicate or exchange data with the other party within the range of the base station's radio wave range. At the present time, it is spreading as an important communication means.

In addition, since the portable terminal is a wireless communication device, a battery is used as a power supply source for supplying power when carrying, and a battery lock device for maintaining or disengaging the combined state to supply power by coupling the battery to the portable terminal. Required.

1 is a perspective view illustrating a portable terminal having a conventional structure, and FIGS. 2 and 3 are perspective views illustrating a part of the portable terminal. As shown, the portable terminal may transmit and receive voice and other information. 10, a built-in battery 20 that is detachably mounted on the rear of the main body 10 to supply power required for operation of the portable terminal, and a battery cover that surrounds the built-in battery 20 so that the built-in battery 20 is not exposed to the outside. 30 is mounted to the rear of the main body 10 to be detachable.

The main body 10 has a microphone (not shown) and a speaker (not shown) for a call on its front side, a plurality of buttons (not shown) for inputting information, and a battery 20 on its rear side. The battery mounting part 11 to be seated is formed.

The battery cover 30 includes a cover body 31 having an area enough to cover the battery mounting portion 11 formed on the rear side of the main body 10 and a cover body to accommodate the battery 20 along the thickness direction. Both side surface portions 31a and bottom surface portions 31b that are bent at both sides and the bottom of the 31 are formed. The upper end of the cover body 31 is formed with a hook 31c protruding along the longitudinal direction to be coupled to the rocker formed in the battery mounting portion 11 to be described later.

A plurality of vertical fixing protrusions 32 protrude from each inside of both side portions 31a so as to be coupled to the battery mounting portion 11, and coupling protrusions protruding upwardly along the longitudinal direction inside the bottom portion 31b. 33 is formed.

On both sides of the built-in battery 20 is formed a pair of protrusions protruding to a predetermined height, the battery 20 is mounted on the battery mounting portion 11 in the battery mounting portion 11 of the main body portion 10. When the protrusions 21 are temporarily fixed, battery latching protrusions 12 protruding at a predetermined height and protruding inwardly are formed on both sides of the battery mounting portion 11 corresponding to the protrusions 21 so as to temporarily fix the protrusions 21. The vertical locking projection 13 is formed to be coupled to the vertical fixing protrusion 32 along the width direction of the mounting portion 11 so as to protrude so as to prevent the vertical fixing protrusion 32 from escaping to the outside.

A protrusion receiving groove 14 is formed in the lower corner of the battery mounting unit 11 so that the coupling protrusion 33 formed in the battery cover 30 can be inserted along the length direction. In addition, the upper portion of the battery mounting portion 11 is formed with a pair of rockers 15 are engaged with the hook 31c in the longitudinal direction to prevent the battery cover 30 from being separated, the rocker 15 Is connected to the locking jaw (15a) and the locking jaw (15a) is elastically supported to engage the hook (31c) is interlocked with the locking jaw (15a) consists of a handle (15b) protruding to the outside.

In the portable terminal having the conventional structure as described above, when the battery cover 30 is to be fixed to the battery mounting unit 11, the vertical fixing protrusions 32 formed on both side portions 31a of the battery cover 30 may include the battery mounting unit. Sliding to be fixed to the vertical locking jaw (13) formed in the (11) and pushed up and at the same time the hook (31c) is fastened to the locker 15 is fixed, and to open the battery cover 30 in the battery mounting portion (11) When doing so, by pressing the handle 15b of the rocker 15 with one hand to allow the hook 31c to escape the catching jaw 15a, while sliding the battery cover 30 with the other hand, The battery cover 30 is to be opened.

However, the portable terminal of the conventional structure as described above increases the manufacturing cost in manufacturing a complex structure such as the rocker 15 and the hook (31c) and the vertical fixing projection 32 and the vertical locking jaw (13), There is a problem that the battery cover 30 may be disassembled or disassembled and lost in the battery mounting unit 11 due to the impact.

An object of the present invention devised in view of the above point is to improve the structure of the battery fixing device to provide a battery fixing device of a portable terminal to reduce the manufacturing cost and to prevent the battery cover is separated or lost by the impact. Is in.

In order to achieve the above object, the present invention provides a battery mounting unit including a battery housing; A hinge coupling member rotatably hinged to the main body; A battery cover slidably connected to the hinge coupling member; And a fixing part formed between the battery cover and the main body to slide the battery cover to lock and unlock the battery cover and the main body.

The hinge coupling member may include a fixed hinge portion fixed to the battery mounting portion, a hinge shaft coupled to the fixed hinge portion, and a movable hinge portion fixed to the battery cover while being rotatably coupled to the hinge shaft. It is preferred to be configured.

In addition, it is effective to include a coil spring that one side is fixed to the fixed hinge portion and the other side is elastically supported on the hinge shaft so that the battery cover is automatically opened.

In addition, the movable hinge portion is formed with a sliding hole penetrated in the long hole in a direction perpendicular to the longitudinal direction of the hinge axis, the battery cover is preferably provided with a sliding pin coupled to the sliding hole sliding. Do.

The fixing part may include at least one hook protruding in a predetermined length from the battery mounting part and extending in a direction perpendicular to the longitudinal direction of the hinge shaft, and a predetermined height in the battery cover to be slidably fixed to the hook. It is effective to protrude and be provided with a locking step is bent in the hinge axis direction extending.

DETAILED DESCRIPTION Hereinafter, a battery fixing device of a portable terminal according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings. Hereinafter, the same parts as in the conventional structure will be described with the same reference numerals.

Figure 4 is a perspective view showing a portable terminal with a battery fixing device is an embodiment of the present invention, Figure 5 is an exploded perspective view showing an exploded view of a portable terminal with a battery fixing device is an embodiment of the present invention, Figure 6 4 is a cross-sectional view illustrating a closed state of the battery cover, FIG. 7 is a cross-sectional view illustrating a sliding state of the battery cover, and FIG. 8 is a cross-sectional view illustrating an open state of the battery cover. A portable terminal equipped with a battery fixing device according to an embodiment of the present invention is mounted on the rear of the main body 10 and the rear of the main body 10 capable of transmitting and receiving voice and other information, and is required for operation of the portable terminal. Built-in battery 20 for supplying power and the hinged member 14 on one side of the battery mounting portion 111 surrounding the built-in battery 20 so as not to be exposed to the outside. The battery cover 130 which is hinged to the 0), and the battery cover 130 is made of a fixing part 150 to fix the built-in battery 20 to maintain a closed state.

The battery cover 130 includes a cover body 131 having an area that covers the battery mounting portion 111 formed on the rear surface of the main body 10 and a cover body to accommodate the battery 20 along the thickness direction. The side portion 131a that is bent on one side of the 131 is formed.

On both sides of the built-in battery 20, protrusions 21 protruding to a predetermined height are formed in pairs, and the battery 20 is seated on the battery mounting part 111 in the battery mounting part 111 of the main body part 10. When the protrusion 21 is temporarily fixed, battery latching protrusions 12 protruding to a predetermined height and protruding inwardly are formed on both sides of the battery mounting portion 111 corresponding to the protrusions 21 so as to be temporarily fixed.

The hinge coupling member 140 is rotated to the hinge hinge 142 is fixed to the battery mounting portion 111, the hinge shaft 142 is coupled to both ends of the fixed hinge portion 141, the hinge shaft 142 The hinge shaft 142 is coupled to each other and made of a movable hinge part 143 fixed to the battery cover 130, one side of which is fixed to the fixed hinge part 141 and the other side of which is fixed to the movable hinge part 143. Coil spring 144 wound around) is mounted.

In addition, the movable hinge portion 143 has a sliding hole 143a which is penetrated in a long hole in a direction perpendicular to the longitudinal direction of the hinge shaft 142 is formed in parallel with each other at a predetermined interval, the battery cover 130 The sliding pin 131b is provided to be coupled to the sliding hole 143a to be slidable.

The fixing part 150 protrudes at a predetermined length in two places and is perpendicular to the longitudinal direction of the hinge shaft 142 at each of the lower end and the upper end of the battery mounting part 111 in contact with the lower end and the upper end of the battery cover 130. The hook 151 is formed to extend, and the battery cover 130 is formed at a position corresponding to the hook 151 forming portion and protrudes to a predetermined height so that the hook 151 is fixed by sliding and the hinge shaft 142. The engaging jaw 152 bent in the direction of () is formed to mate with the hook 151.

In the portable terminal configured as described above, the mounting and detaching process of the built-in battery 20 to the battery mounting unit 111 is the same as the conventional one, and the process of opening and closing the battery cover 130 will be described in more detail as follows.

As shown in FIG. 8, the battery cover 130 is rotated by applying a force greater than the elastic force of the coil spring 144 to the battery cover 130 while the built-in battery 20 is mounted on the battery mounting unit 111. As shown in FIG. 7, the locking jaw 152 is brought into contact with the end of the hook 151, and then the battery cover 130 is pushed in the direction in which the hinge coupling member 140 is mounted. As the sliding pin 131b is slid along the sliding hole 143a formed in the latch 152 which is slid along the hook 151 as shown in FIG. 6, the hook 151 is fixed to the battery cover 130. Is fixed to the battery mounting portion 111 is to protect the built-in battery (20).

On the contrary, when the battery cover 130 is to be opened, the battery cover 130 is pushed in a direction perpendicular to the hinge axis in a state where the locking step 152 is fixed to the hook 151 as shown in FIG. 6. As shown in FIG. 7, the locking jaw 152 is out of the hook 151 and the elastic force of the coil spring 144 that is fixed to the fixed hinge part 141 to elastically support the movable hinge part 143 is shown. As shown in FIG. 8, the battery cover 130 is opened.

As described above, the battery fixing device of the portable terminal according to the present invention hinge-couples the battery cover 130 to the battery mounting unit 111 and fixes the battery cover 130 by the hook 151 and the locking step 152. At the same time, the battery cover 130 is automatically opened by the elastic force of the coil spring 144 mounted on the hinge coupling member 140, thereby preventing the battery cover 130 from being separated or lost from the battery mounting part 111. It is intended to provide convenience for use.

As described above, the battery fixing device of a portable terminal according to an embodiment of the present invention hinges the battery cover to the battery mounting part and fixes the battery cover by the hook and the locking jaw so that the battery cover is separated or lost from the battery mounting part. It has the effect of preventing the cost and manufacturing cost compared to the conventional structure.

In addition, the battery cover is automatically opened by the elastic force of the coil spring mounted on the hinge coupling member, thereby providing convenience in use.

Claims (5)

A main body having a battery mounting portion for receiving a battery therein; A hinge coupling member rotatably hinged to the main body; A battery cover slidably connected to the hinge coupling member; And The battery fixing device of the portable terminal is formed between the battery cover and the main body comprises a fixing portion that the battery cover and the main body is locked and unlocked by sliding the battery cover. The method of claim 1, The hinge coupling member includes a fixed hinge portion fixed to the battery mounting portion, a hinge shaft coupled to the fixed hinge portion, and a movable hinge portion fixed to the battery cover while being rotatably coupled to the hinge shaft. Battery fixing device of a portable terminal, characterized in that. The method of claim 2, The hinge shaft is a battery fixing device of the portable terminal, characterized in that the one side is fixed to the fixed hinge portion so that the battery cover is automatically opened, the other side comprises a coil spring elastically supported on the movable hinge portion. According to claim 2, The movable hinge portion is formed with a sliding hole penetrated in the long hole in a direction perpendicular to the longitudinal direction of the hinge axis, The battery cover is provided with a sliding pin coupled to the sliding hole and sliding Battery fixing device of a portable terminal, characterized in that configured. The battery cover of claim 1, wherein the fixing part protrudes to the battery mounting part at a predetermined length and extends in a direction perpendicular to the longitudinal direction of the hinge axis, and the battery cover is slidably fixed to the hook. The battery fixing device of a portable terminal, characterized in that is provided with a locking projection protruding to a predetermined height and bent in the hinge axis direction extending.

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