JP2006128996A - Portable terminal loading device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To prevent communication errors in a portable terminal loading device provided with a charging terminal and a signal terminal which are connected to a portable terminal to be loaded. <P>SOLUTION: The loading device is provided with a power source line switch 24 provided in a power source line to the charging terminal 22 to turn a charging circuit on/off, a signal line switch 25 provided in a signal line to the signal terminal 23 to turn a signal circuit on/off, and a switching means 3 which turns the signal switch 25 on after turning the source switch 24 on in advance after the charging terminal 22 and the signal terminal 23 are connected to the portable terminal respectively. The switching means 3 is formed by integrating a switch button 31 to be pressed by loading operation of the portable terminal, a first switching member 32 which is interlocked with that operation and turns the power source switch 24 on in advance, and a second switching member 33 for turning the signal switch 25 on next with a common rotating shaft 30. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a portable terminal loading device capable of charging and data communication.

Some mobile phone chargers include a switch that turns on when the mobile phone is mounted and turns off when the charging circuit is removed (see, for example, Patent Document 1). Thereby, even if a finger touches the power supply terminal of the charger carelessly, there is no risk of electric shock.
Recently, a desktop holder (USB cradle) having functions of charging and data communication has been put into practical use. This type of desktop holder includes a power line switch and a signal line switch as well as a charging terminal and a signal terminal.
JP 2003-348209 A

However, a desktop holder provided with a charging terminal and a signal terminal may cause a communication error when the signal terminal comes into contact with the power terminal when the mobile phone is loaded, for example, in the signal line switch ON state. For this reason, it is conceivable that a communication error will occur again even after reloading.
It is possible to adjust the length of the charging terminal spring and the signal terminal spring to determine the order of contact, but there are a variety of directions and ways to put the mobile phone into the desktop holder. Yes, I can not respond.

  An object of the present invention is to avoid a communication error in a portable terminal loading device including a charging terminal and a signal terminal connected to a loaded portable terminal.

  In order to solve the above-described problems, the invention described in claim 1 includes a charging terminal 22 connected to the mobile terminal 1 to be loaded, as shown in FIGS. 1, 4 to 9, 11, and 12, for example. A portable terminal loading device 2 that includes a signal terminal 23 and enables charging and data communication. The power supply line switch 24 is provided on a power line to the charging terminal 22 and turns on / off the charging circuit. After the charging terminal 22 and the signal terminal 23 are respectively connected to the portable terminal 1 based on the loading operation of the portable terminal 1 and the signal line switch 25 provided on the signal line to turn on / off the signal circuit, And a switch operation means 3 for turning on the signal line switch 25 after the power line switch 24 is turned on.

  According to the first aspect of the present invention, after the charging terminal and the signal terminal are respectively connected to the portable terminal based on the loading operation of the portable terminal, the power line switch is first turned on by the switch operation means. Next, since the signal line switch is turned ON, the power is always input first and then the signal is input next. Accordingly, communication errors are avoided, and data communication can be performed at the same time as charging.

  A second aspect of the present invention is the portable terminal loading device 2 according to the first aspect, wherein the switch operating means 3 is, for example, as shown in FIGS. The switch button 31 that is pushed by the loading operation of the portable terminal 1, the first switch operating member 32 that first turns on the power line switch 24 in conjunction with the operation of the switch button 31, and then the signal line switch 25 is turned on. And a second switch operating member 33 to be operated.

  According to the invention described in claim 2, after the power line switch is first turned ON by the first switch operating member in conjunction with the operation of the switch button pressed by the loading operation of the portable terminal, Next, the signal line switch is turned ON by the switch operating member.

  A third aspect of the present invention is the portable terminal loading device 2 according to the second aspect, wherein the switch button 31, the first switch operation, as shown in FIGS. 5 to 9, 11 and 12, for example. The member 32 and the second switch operation member 33 are characterized by being provided integrally with a common rotating shaft 30.

  According to the third aspect of the present invention, when the switch button is pressed during the loading operation of the mobile terminal, the rotation shaft rotates together with the first switch operation member and the second switch operation member. The power line switch is turned on mechanically first by turning the first switch operating member, and then the signal line switch is turned on next by turning the second switch operating member.

  A fourth aspect of the invention is the portable terminal loading device 2 according to the third aspect of the invention, for example, as shown in FIGS. 5 to 9, 11, and 12, the first switch operating member 32 and the first switch operating member 32. The two-switch operating member 33 is a cam member having a different outer shape or angular position with respect to the rotation shaft 30.

  According to the fourth aspect of the present invention, the first switch operating member and the second switch operating member in which the outer shape of the cam member or the angular position with respect to the rotation shaft are made different from each other are mechanically preceded. After the power line switch is turned on, the signal line switch is turned on next.

  A fifth aspect of the present invention is the portable terminal loading device 2 according to any one of the first to fourth aspects, in which the portable terminal 1 is loaded, for example, as shown in FIGS. It is characterized by comprising loading and holding means 5 and 6 for maintaining the state.

  According to the fifth aspect of the present invention, the charged state and the data communication state are reliably maintained by holding the portable terminal in the loaded state by the loading and holding means.

  According to the present invention, based on the loading operation of the portable terminal, after the charging terminal and the signal terminal are connected to the portable terminal, the power line switch is first turned ON by the switch operating means, and then the signal line switch is turned on. By performing the ON operation, a communication error can be avoided because the power is first input and then the signal is input next. Thereby, data communication can be performed at the same time as charging.

Hereinafter, the best mode for carrying out the present invention will be described in detail with reference to the drawings.
In FIG. 1 showing a configuration of an embodiment to which the present invention is applied, 1 is a mobile phone as a mobile terminal, and 2 is a desktop holder (USB cradle) as a mobile terminal loading device.
In the embodiment, as shown in FIGS. 2 and 3, the mobile phone 1 is a folding type in which a pair of housings 10 and 11 are hinge-coupled. A signal terminal surface 13 is provided. In the illustrated example, three signal terminal surfaces 13 are arranged between a pair of charging terminal surfaces 12, and a portion apart from the charging terminal surface 12 and the signal terminal surface 13 is a switch button operation surface 14.
The housing 11 has a lock surface 15 formed by a recess on the end surface on the hinge coupling portion side, and a lock hole 16 formed on the other end surface.

As shown in FIGS. 4 and 5, the desktop holder 2 includes a lower case 20, a substrate 21, an upper case 26, a cover 27, and the like.
As shown in an enlarged view in FIG. 6, the charging terminal 22 and the signal terminal 23 are mounted on the board 21 positioned above the lower case 20, and the power line switch 24 and the signal line switch 25 are mounted. Yes. The charging terminal 22 and the signal terminal 23 are spring-shaped, and the three signal terminals 23 are arranged between the pair of charging terminals 22, and the charging terminals 22 on both sides of the three signal terminals 23 are the same. It is high (longer upward).
A power line switch 24 and a signal line switch 25 are arranged apart from the charging terminal 22 and the signal terminal 23. The power supply line switch 24 and the signal line switch 25 are provided with switch operators 24a and 25a protruding from the upper surface.

The upper case 26 combined with the lower case 20 has five slits 26a for passing the charging terminal 22 and the signal terminal 23 on the upper surface and small holes 26b on the side thereof, and upward protruding portions 26c on both sides. It is a resin-integrated molded product having 26d, a guide piece 26e located inside thereof, and a shutter mounting hole 26f shaped to surround the five slits 26a. As will be described later, the charging terminal 22 and the signal terminal 23 correspond to the five slits 26a, the switch button 31 corresponds to the small hole 26b, and the lock arms 5 and 6 correspond to the protruding portions 26c and 26d, respectively.
The cover 27 is attached so as to be fitted to the outside of the portion including the protruding portions 26c and 26d of the upper case 26.

As shown in FIGS. 7 to 9 in an enlarged manner, the switch operating means 3 is formed by integrally molding a switch button 31, a first switch operating member 32, and a second switch operating member 33 on the rotary shaft 30, and returning A spring 34 is provided.
That is, a switch button 31 is formed at the center of the rotary shaft 30, and a power line switch operation cam 32 as a first switch operation member and a signal line switch operation cam as a second switch operation member which are separated on both sides thereof. 33 is formed. The switch button 31, the power line switch operation cam 32, and the signal line switch operation cam 33 are arranged so as to face each other in the diameter direction of the rotating shaft 30.

The power line switch operation cam 32 and the signal line switch operation cam 33 have different outer shapes or angular positions with respect to the rotation shaft 30. A return spring 34 is attached to the rotation shaft 30 on the side opposite to the switch button 31.
The above switch operating means 3 is assembled with both end portions of the rotating shaft 30 rotatably supported in the upper case 26 with the switch button 31 positioned in the small hole 26b. A return spring 34 is attached between the rotating shaft 30 and the upper case 26 to constantly urge the switch button 31 upward with respect to the upper case 26.

As shown in FIGS. 1, 4 and 5, the shutter 4 has five slits 41 corresponding to the slits 26 a of the upper case 26, and a pair of left and right arm portions 42 are integrally molded with resin. A return spring 43 is provided.
The shutter 4 is assembled from above into the shutter assembly hole 26f of the upper case 26, and is assembled in a freely swingable manner in the upper case 26 at the distal ends of the left and right arm portions 42. A return spring 43 is attached between the arm portion 42 and the upper case 26 so as to constantly urge the shutter 4 upward with respect to the upper case 26.

As shown in FIG. 5, the loading and holding means is composed of a pair of left and right lock arms 5 and 6.
That is, the left and right lock arms 5 and 6 are rotatably incorporated inside the protrusions 26c and 26d of the upper case 26, and the lock arms 5 and 6 are lock claws that protrude inward at the upper ends. It is a resin product having 51 and 61. Between the lock arms 5 and 6 and the projections 26c and 26d of the upper case 26, return springs 52 and 62 for always urging the lock claws 51 and 61 in the inner direction are respectively assembled.

The lower case 20 is combined with the upper case 26 in which the above-described switch operation means 3, the shutter 4, and the lock arms 5 and 6 are assembled and the substrate 21 is assembled. Accordingly, the charging terminal 22 and the signal terminal 23 protrude upward from the slit 26a of the upper case 26, and the switch button 31 protrudes upward from the small hole 26b.
However, when the mobile phone 1 is not loaded, as shown in FIGS. 1 and 4, the charging terminal 22 and the signal terminal 23 are covered with the shutter 4 that is constantly biased upward by the return spring 43. It is in a state.

When the cellular phone 1 is mounted on the desktop holder 2 having the above-described component configuration, the charging terminal 22 first contacts the charging terminal surface 12, and then the signal terminal 23 contacts the signal terminal surface 13. The switch button operation surface 14 is preset in the order of contact.
When the switch button 31 is pushed down on the switch button operation surface 14 and the rotation shaft 30 rotates, first, the power line switch operation cam 32 is moved to the switch operator of the power line switch 24 as shown in FIGS. The signal line switch operation cam 33 is set in advance in the order of contact with the switch operation element 25a of the signal line switch 25.
Depending on how the cellular phone 1 is inserted, the switch button operation surface 14 may come into contact with the switch button 31 before the terminal. However, the order of the above terminal contact and switch input is charging terminal 22 → signal terminal 23 → power supply line switch 24 → signal line switch 25.

  FIG. 10 shows a block configuration of the desktop holder 2. As shown in the figure, the circuit block 7 including the power line switch 24 and the signal line switch 25 in parallel includes an AC adapter 8 and a USB connector 9. Yes. The USB connector 9 is connected to the personal computer 100.

Next, a loading set of the mobile phone 1 to the desktop holder 2 will be described.
FIG. 11 shows a state immediately before the mobile phone 1 is inserted into the cover 27 of the desktop holder 2 and the mobile phone 1 contacts the switch button 31.
In this state, the shutter 4 is pushed down against the bias of the return spring 43 by the side surface of the mobile phone 1, and the left and right charging terminals 22 come into contact with the charging terminal surface 12 through the slits 41, respectively. The signal terminals 23 are in contact with the signal terminal surface 13.
At this time, as shown in FIGS. 6, 8, and 9, the power line switch operation cam 32 and the signal line switch operation cam 33 still have the switch operators 24 a and 25 a of the power line switch 24 and the signal line switch 25. It is in the state before pressing.

Further, when the cellular phone 1 is pushed into the desktop holder 2, as shown in FIG. 12, the switch button operation surface 14 of the cellular phone 1 contacts the switch button 31, and the switch button 31 is pushed down. As a result, the rotating shaft 30 rotates against the bias of the return spring 34. First, the power line switch operation cam 32 is switched from the state shown in FIGS. 8A and 9A to the switch of the power line switch 24. The switch 24a is pushed in contact with the operator 24a. As a result, the power line switch 24 is turned on and charging is started.
Thereafter, the signal line switch operation cam 33 subsequently contacts the switch operator 25a of the signal line switch 25 and pushes in the switch operator 25a. As a result, the signal line switch 25 is turned ON, and data is transmitted and received between the mobile phone 1 and the personal computer 100 via the desktop holder 2.

  In this state, the lock claws 51 and 61 of the lock arms 5 and 6 of the desktop holder 2 are urged by the return springs 52 and 62 into the lock surface 15 and the lock hole 16 of the mobile phone 1 (housing 11). To be retained. In other words, the cellular phone 1 is held in the loaded state in the desktop holder 2 and the charged state and the data transmission / reception state are reliably maintained.

In this way, since the power is first input and then the signal is input next, there is an advantage that a communication error can be avoided and data can be transmitted and received at the same time as charging.
Further, after charging and data transmission / reception, the mobile phone 1 is lifted upward with respect to the desktop holder 2, so that the lock claws 51, 61 of the lock arms 5, 6 from the lock surface 15 and the lock hole 16 are The switch operating means 3 (the rotary shaft 30, the switch button 31, the power line switch operating cam 32 and the signal line switch operating cam 33), the shutter 4, and the lock arms 5 and 6 are returned to the return spring 34.・ Returns to the initial state by urging 43, 52 and 62 respectively.

In the above embodiment, the desktop holder (USB cradle) is used. However, the present invention is not limited to this. For example, a wall-mounted holder may be used. In short, charging and data communication are possible. Any portable terminal loading device may be used.
Similarly, in the embodiment, the terminal surface is provided on one side surface of the foldable mobile phone. However, the terminal surface may be provided on one end surface in the length direction, that is, the loading method of the mobile terminal is not limited to the horizontal direction of the embodiment, Good. The present invention can also be applied to an integrated mobile phone that is not a foldable type.
In the embodiment, the terminal portion and the switch button are provided on the same surface, but may be provided on different surfaces.
Also, what is loaded into the portable terminal loading device is not limited to the portable telephone of the embodiment, and may be another portable terminal such as a PDA.
In addition, it is needless to say that specific detailed structures of terminals and switches can be appropriately changed.

BRIEF DESCRIPTION OF THE DRAWINGS It is the schematic front view which showed the structure of one Embodiment to which this invention is applied, and showed the method of loading the portable terminal to a portable terminal loading apparatus. It is the bottom view which looked at the portable terminal of Drawing 1 from the lower part. The portable terminal is shown, and is a perspective view (a) shown from one end side and a perspective view (b) shown from the other end side. It is the perspective view which showed the portable terminal loading apparatus. It is a disassembled perspective view of the portable terminal loading apparatus of FIG. It is an enlarged view of the board | substrate part of FIG. FIG. 6 is an enlarged view of a switch operation means portion of FIG. 5. The side view (a) which showed the relationship between a switch button, a power line switch, a signal line switch, and each switch operation member, the relationship between a power line switch and its switch operation member, a signal line switch, and its switch operation It is the side view (b) which showed the relationship with a member. It is a principal part enlarged view (a) (b) of FIG. It is a block block diagram of a portable terminal loading apparatus. It is the side view which showed the state just before a portable terminal contacts a switch button in loading of the portable terminal to a portable terminal loading apparatus. It is the side view which showed the state which the portable terminal pushed down the switch button completely.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Mobile terminal 10 * 11 Case 12 Charging terminal surface 13 Signal terminal surface 14 Switch button operation surface 15 Lock surface 16 Lock hole 2 Mobile terminal loading device 20/26 Case 21 Substrate 22 Charging terminal 23 Signal terminal 24 Power line switch 25 Signal Line switch 27 Cover 3 Switch operating means 30 Rotating shaft 31 Switch button 32 First switch operating member 33 Second switch operating member 34 Return spring 4 Shutter 43 Return springs 5 and 6 Loading holding means 51 and 61 Locking claws 52 and 62 Return spring

Claims (5)

A portable terminal loading device comprising a charging terminal and a signal terminal connected to a portable terminal to be loaded, enabling charging and data communication,
A power line switch provided on the power line to the charging terminal, for turning the charging circuit ON / OFF;
A signal line switch provided on the signal line to the signal terminal to turn on / off the signal circuit;
Based on the loading operation of the portable terminal, after the charging terminal and the signal terminal are respectively connected to the portable terminal, the switch operating means that first turns on the power line switch and then turns on the signal line switch. A portable terminal loading device comprising:   The switch operating means includes a switch button that is pressed in the loading operation of the mobile terminal, a first switch operating member that operates the power button in advance in conjunction with the operation of the switch button, and then turns on the signal line switch. The mobile terminal loading device according to claim 1, further comprising a second switch operating member to be operated.   The portable terminal loading device according to claim 2, wherein the switch button, the first switch operating member, and the second switch operating member are integrally provided on a common rotating shaft.   The portable terminal loading device according to claim 3, wherein the first switch operating member and the second switch operating member are cam members having different outer shapes or angular positions with respect to the rotation shaft.   The portable terminal loading device according to any one of claims 1 to 4, further comprising a loading and holding unit that holds the portable terminal in a loaded state.

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