KR200296282Y1 - A sub-body opening apparatus of the folder type mobile phone - Google Patents

Abstract

The present invention is provided with a latching portion and a hook portion on each side of the sub-body or main body of the clamshell mobile communication terminal, and embeds a torsion spring to the coupling portion where the sub-body and the main body are coupled to open and close the sub-body quickly and easily. It relates to a sub-body switchgear of a clamshell mobile communication terminal.

In the present invention, the main body 12 is provided with a keypad unit 10, and the sub-body 14 is hinged to be opened and closed to the main body 12, the mobile communication terminal in the folding type, the main One or more torsion springs 30 embedded in the engaging portion 28 of the body 12 and the subbody 14, and the engaging portion 40 provided on any one side of the main body 12 and the subbody 14. And provided on the other side corresponding to the locking portion 40, and comprises a ring portion 60 formed to be caught by the locking portion (40).

The present invention having such a configuration can be very useful because it can easily open the sub-body simply by pressing the pressing portion provided on one side of the terminal without draining the battery.

Description

Sub-body opening apparatus of the folder type mobile communication terminal {A sub-body opening apparatus of the folder type mobile phone}

The present invention relates to a sub-body opening and closing device of a clamshell mobile communication terminal, and more particularly, a hook portion and a ring portion are provided on one side of the sub-body or the main body, respectively, and the sub-body and the main body have a torsion spring connected to the coupling portion. It relates to a sub-body opening and closing device of a clamshell mobile communication terminal to be embedded and to quickly and easily open and close the sub-body.

In general, mobile communication terminals are becoming more and more widely available due to their ease of use, and are also becoming smaller and lighter in order to meet the needs of subscribers.

Such mobile communication terminals are generally classified into flip-type and folder-type, and the folding type is a form in which a sub-body having an LCD and a main body having a keypad are hinged to each other. It is widely used.

However, since the clamshell mobile communication terminal has to hold the main body with one hand and open and close the subbody with the other hand to open and close the mobile terminal, it is difficult to receive a call promptly when a call arrives. When both hands are inconvenient when heard, there was an inconvenience when opening and closing.

Accordingly, in order to improve this, a switching device of a clamshell mobile communication terminal capable of automatically opening and closing a subbody by a simple switching operation on the main body has been disclosed in Korean Patent Application No. 1999-27131.

Referring to Figure 1 and 2 briefly look at the configuration of the known opening and closing device, inside the hinge arm 16, the main body 12 and the sub-body 14 having a keypad portion 10 is hinged to each other A module housing 22 composed of a drive motor 18 and a reduction module 20 is embedded therein, and can be rotated by a driving force on one side of the module housing 22, while being locked to the hinge arm 16. Coupling protrusion 24 is protruded to the outside is inserted into the mounting hole 26 formed in the coupling portion 28 of the main body 12. In addition, one side of the main body 12 is provided so that a switch (not shown) for controlling the module housing 22 protrudes.

A shaft (not shown) and a plurality of gears (not shown) that rotate with the driving motor 18 are engaged with each other in the reduction module 20 to reduce the rotation speed of the driving motor 18, and the switch When the signal is applied from the to rotate the coupling protrusion 24 by a predetermined angle.

Accordingly, the engaging protrusion 24 fitted into the mounting hole 26 formed in an elliptical shape rotates the hinge arm 16 that is engaged with the engaging protrusion 24 instead of being rotated by itself. Thus, the subbody 14 can be opened and closed from the main body 12. At this time, a detector (not shown) and a controller (not shown) for detecting the opening and closing angle are provided at a predetermined position inside the mobile communication terminal to analyze the output of the detector so as to open and close the opening and closing angle of the folder. .

Therefore, the user could conveniently open and close the subbody 14 of the clamshell mobile communication terminal only by manipulating a switch provided in the main body 12 with one hand.

However, as described above, the switchgear using the drive motor and the module has a lot of power consumption, the battery has to be replaced and recharged frequently, and the opening and closing speed is not fast, there was an inconvenience.

In addition, since the driving motor and the module are inserted into the hinge arm, the weight of the terminal becomes heavy, which is inconvenient to carry, and the price is expensive.

Therefore, the present invention has been devised in view of the above-mentioned problems in the related art, and it is possible to open and close quickly without the need of a separate driving power in opening and closing the sub-body of the clamshell mobile communication terminal, and even increase the weight of the terminal. It is not an object of the present invention to provide a sub-body opening and closing device of a clamshell mobile communication terminal so that the installation is simple and inexpensive to install and use.

1 is a combined perspective view of a mobile communication terminal to which a conventional sub-body switchgear is applied;

2 is a partial cross-sectional view showing a state in which the opening and closing device is mounted on the main body of FIG.

3 is an enlarged front view and a main part of a mobile communication terminal having a sub-body switch according to the present invention;

4 is a front view showing a sub-body closed state of the clamshell mobile communication terminal according to the present invention;

5 is a view showing the operation of the sub-body switchgear according to the present invention through a cross-sectional view taken along line AA 'of FIG.

6 is a partial cross-sectional view showing the side of the clamshell mobile communication terminal according to the present invention;

Explanation of symbols on the main parts of the drawings

10: keypad 12: main body

14: subbody 16: hinge arm

18: drive motor 20: reduction module

22: module housing 24: coupling protrusion

26: mounting hole 28: coupling portion

30: torsion spring 32: wing

36: insertion hole 40: locking part

42: hollow portion 44, 62: lip portion

45, 63: slope 46: block

48: return spring 49: bulkhead

50: guide member 52: support

54: guide hole 56: pressing part

60: ring 64: housing

66: through hole 68: locking jaw

The present invention for achieving the above object is in the clamshell mobile communication terminal consisting of a main body provided with a keypad portion, and a sub-body hinged to open and close the main body, the coupling portion of the main body and the sub-body At least one torsion spring embedded in the, and the main body and the sub-body is provided on any one side of the engaging portion, and provided on the other side corresponding to the engaging portion, it comprises a ring portion formed to catch the engaging portion It features.

The engaging portion is installed in the hollow portion formed on one side of the main body or sub-body, the block is formed on the upper end so that the hook portion and the block is provided on the back of the block so that the block can be moved forward, backward elastically It is characterized in that the support spring is attached to one side of the return spring and the block in the vertical direction and provided to protrude to the outside while passing through the side housing of the main body or sub-body.

One side of the lip portion is characterized in that the inclined surface is formed.

One end of the ring portion is characterized in that the lip is provided with an inclined surface.

One side of the support is characterized in that the locking step is provided so that the block can maintain a predetermined interval with the inner wall of the housing.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings, but the same reference numerals are used for the same components as in the prior art.

As shown in FIG. 3, the present invention is a clamshell mobile communication including a main body 12 provided with a keypad unit 10 and a subbody 14 hinged to be opened and closed to the main body 12. In the terminal, at least one of the torsion springs (30) embedded in the coupling portion 28 of the main body 12 and the sub-body 14, and any one of the main body 12 and the sub-body 14 It is provided on the other side corresponding to the locking portion 40 and the locking portion 40 is provided, and comprises a ring portion 60 formed to be caught by the locking portion 40.

The position of the catching portion 40 and the ring portion 60 is preferably formed on the outer periphery of the main body 12 or sub-body 14.

The engaging portion 40 is installed in the hollow portion 42 formed on one side of the main body 12 or the sub-body 14, the lip portion 44 is formed on the top so that the hook portion 60 can be caught It comprises a block 46 and a return spring 48 provided on the back of the block 46 so that the block 46 can be moved forward and backward elastically.

In addition, the lip part 62 may be preferably formed at one end of the ring part 60 so that the lip part 62 may be flexibly engaged with the lip part 44 of the block 46 when combined with the locking part 40.

At this time, the lip portion 44 is formed with an inclined surface 45 on one side, the inclined surface formed on one side of the lip portion 62 of the ring portion 60 when the sub-body 14 is folded to the main body 12 side ( By being in flexible contact with and pushing 63), the block 46 can be reversed.

In addition, the back of the block 46 is provided with a rod-shaped guide member 50 on the back of the block 46 so that the block 46 can be guided back and forth through the guide hole 54 formed in the rear partition wall 49 And retreat. At this time, the guide member 50 passes through the return spring 48, and the return spring 48 has one side at a partition 49 having the guide hole 54 formed therein, and the other side has the block 46. In contact with the back of the block 46 elastically supports the back.

In addition, the support 52 is attached to the other side of the block 46 provided with the guide member 50 in the vertical direction, the support 52 in the hollow portion 42 is provided with the engaging portion 40 It protrudes outward through the housing 64 of the main body 12 or the subbody 14.

At this time, the support 52 serves as a kind of button that can press the block 46, and preferably attaches the pressing portion 56 is rounded to the end of the support 52 protruding outwards When pressing with a finger to be convenient, in this case the pressing portion 56 is preferably made of a rubber material or a light synthetic resin material.

In addition, a locking jaw 68 is provided at the center of the support 52 so that the block 46 is pushed by the elastic force of the return spring 48 and is not in close contact with the inside of the housing 64. ) To maintain a predetermined distance from the inner surface of the housing (64).

6, both wings 32 of the torsion spring 30 are embedded in the main body 12 and the subbody 14, respectively, and the torsion spring 30 is the sub In consideration of the opening and closing angle of the body 14, the appropriate tension is used.

In addition, more preferably, the torsion springs 30 are provided on the left and right sides of the main body 12 so that the sub-body 14 can be opened and closed quickly.

The present invention configured as described above presses the pressing part 56 provided on one side of the main body 12 or the subbody 14 when the subbody 14 of the clamshell mobile communication terminal as shown in FIG. 4 is closed. It is possible to quickly open the subbody 14 from the main body 12 only by the operation to make.

That is, the pressing portion 56 is pressed to release the ring portion 60 that is constrained through the locking portion 40, the moment buried in the coupling portion of the main body 12 and the sub-body 14 The subbody 14 is opened from the main body 12 by the elastic restoring force of the torsion spring 30.

The above-described locking portion 40 will be described in detail with reference to FIG. 5 showing the state in which the ring portion 60 is restrained and the state in which the restraint is released. For reference, in the accompanying drawings, an embodiment in which the engaging portion 40 is formed on the main body 12 and the annular portion 60 is formed on the subbody 14 is illustrated.

First, the state in which the hook portion 60 is locked to the block 46 of the catching portion 40 represents the closed state of the subbody 14. At this time, when the user wants to use the terminal, such as when a call is received by the mobile communication terminal, when pressing the pressing portion 56 protruding out of the housing 64 of the main body 12, the block 46 Will retreat.

The block 46 of the engaging portion 40 is naturally reversed by the guide member 50 on the back is guided to the guide hole 54, at this time, the lip portion 44 and the ring portion of the upper end of the block 46 (60) While the state where the one end of the lip 62 is interlocked with each other is released, the restraint of the locking portion 40 and the ring portion 60 is released.

At the same time, the torsion spring 30, which is embedded with both wings 32 folded in the engaging portion 28 of the main body 12 and the subbody 14, is subjected to elastic restoring force, as shown in FIG. It is bounced off and stopped at a predetermined angle, and this state becomes a state in which the subbody 14 is opened from the main body 12.

In addition, when the force that presses the pressing portion 56 is removed, the block 46, which has been retracted, is advanced by the elastic force of the return spring 48 on the rear side, and the locking jaw 68 is the through hole 66. It stops the moment it hits.

On the other hand, when the sub-body 14 is folded into the main body 12 after the use of the folder-type mobile communication terminal according to the present invention, the sub-body 14 in the same manner as the operation of closing the normal folder-type mobile communication terminal Close to the main body 12, the lip 62 of the ring portion 60 is sliding with the lip 44 of the upper end of the block 46 of the locking portion 40 through the insertion hole 36, In this case, the block 46 is temporarily pushed back and then advanced again by the rear return spring 48 to restrain the ring part 60 more securely and to be in close contact.

Here, inclined surfaces 45 and 63 are formed at one side of the lip portion 62 of the ring portion 60 and the lip portion 45 of the block 46 so that the inclined surface 45, when the subbody 14 is closed. 63 are to friction with each other to smooth the reverse of the block 46.

In addition, as another embodiment of the process of closing the sub-body 14, after pushing the pressing portion 56 with a predetermined force, the sub-body 14 to the main body 12 side and the pressing portion 56 By removing the force of) to restore the block 46 to its initial position, the hook portion 60 can be caught by the catching portion 40 and the closed state of the subbody 14 can be maintained. 40 and the ring portion 60 may be prevented from being damaged due to frequent friction.

In addition, it is apparent that the force of the user folding the subbody 14 toward the main body 12 should be greater than the tension value of the torsion spring 30. For this purpose, the torsion spring 30 is connected to the subbody 14. ) Will be enough if it has a tension value that can be bounced open by elastic restoring force.

As described above, the present invention can be very useful because it can easily open the sub-body simply by pressing the pressing portion provided on one side of the clamshell mobile communication terminal without draining the battery.

In addition, the opening and closing of the sub-body is quick and convenient to use, it is possible to provide a light and portable terminal while lowering the unit cost because it does not take parts such as a driving motor.

Claims (5)

In the clamshell mobile communication terminal comprising a main body 12 provided with a keypad unit 10 and a sub body 14 hinged to be opened and closed to the main body 12, One or more torsion springs (30) embedded in the engaging portion (28) of the main body (12) and the subbody (14); A catching part 40 provided on one side of the main body 12 and the sub body 14; And Sub-body opening and closing device of the clamshell mobile communication terminal, characterized in that comprises a; provided on the other side corresponding to the catching portion 40, the hook portion 60 formed to be caught by the catching portion (40). The method of claim 1, The locking portion 40 is installed in the hollow portion 42 formed on one side of the main body 12 or the sub-body 14, the lip portion 44 is formed on the top so that the hook portion 60 is caught 46; and A return spring 48 provided on the rear surface of the block 46 so that the block 46 can elastically move forward and backward; And A support 52 attached to one surface of the block 46 in a vertical direction and provided to protrude to the outside while penetrating through the side housing 64 of the main body 12 or the sub body 14; Sub-body switchgear of the clamshell mobile communication terminal. The method of claim 2, Sub-body opening and closing device of the clamshell mobile communication terminal, characterized in that the inclined surface 45 is formed on one side of the lip (44). The method of claim 1, One end of the ring portion 60 is a sub-body opening and closing device of the clamshell mobile communication terminal, characterized in that the lip portion 62 is formed with an inclined surface (63). The method of claim 2, One side of the support (52) sub-body opening and closing device of the clamshell mobile communication terminal, characterized in that the block 46 is provided with a locking jaw (68) so as to maintain a predetermined distance from the inner wall of the housing (64).