JPH05219169A - Deskstand/wall cordless telephone set - Google Patents

Abstract

PURPOSE:To prevent a charging terminal from galvanic corrosion by pressurizing a handset to the side of a charging terminal by a pressurizing guide at the time of setting the handset on a charging table to make a contact pressure between charging terminals to be higher. CONSTITUTION:The charging table 2 is horizontally placed and a handset guide 5 is fitted to the charging table 2 in a state of retracting so as to make a nail parat 6 to face inside so that the handset 1 can easily be mounted on/ dismounted form the charging table 2. When the handset 1 is set on the charging table 2 in the state, the handset is pressurized by the pressurizing guide 8 of the charging table 2 and the charging terminal 4 of the handset 1 pressure- contacts with the charging terminal 7 of the charging table 2 so that high contact pressure can be obtained. On the other hand, at the time of using it as a wall set, the charging table 2 is vertically fitted to the wall 13, etc., inside a room by setting the direction of a longitudinal direction in a vertical direction. When the handset 1 is set on the charging table 2 in the state, the pressurizing guide 8 of the charging table 2 pressure-contacts with the charging terminal 7 of the handset 1 so that high contact pressure can be obtained.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a desk-top wall-hung type cordless telephone for wireless transmission / reception between a handset and a telephone body.

[0002]

2. Description of the Related Art FIG. 12 shows a handset and a charging stand in a conventional cordless telephone of this type. 12
In the figure, 111 is a handset that transmits and receives radio waves, and is held on the charging stand 112 when not in use. 113 is a charging terminal provided in the handset 111,
Reference numeral 4 is a recess for hooking the claw portion 116 of the handset guide 115 of the charging stand 112. Reference numeral 117 denotes a spring-type charging terminal provided on the charging stand 112.

A handset guide 115 which is detachably attached to the charging stand 112 stores the pawl portion 116 of the handset 115 inside the charging stand when it is used on a table, and the pawl portion 116 of the handset guide 115 when it is mounted on a wall.
Is attached so as to project to the outside.

FIG. 13 shows the handset 111 as a charging stand 11.
The handset guide 115 shown in FIG.
However, the charging terminal 113 of the handset 111 comes into contact with the charging terminal 117 of the charging stand 112, and the rechargeable battery 119 is charged by the AC adapter 118 inserted into the outlet. When using it on a wall, the charging stand 112 is attached to the wall surface with the longitudinal direction facing up and down, and the handset guide 115 is attached so that the pawl portion 116 thereof protrudes upward.
14 is hooked on this pawl portion 116 to prevent it from falling.

As described above, in the above-mentioned conventional example, the rechargeable battery built in the handset can be charged by bringing the charging terminal of the handset and the charging terminal of the charging stand into contact with each other, and the handset guide 115 can be installed in the facing direction. By changing it, it can also be used as a table wall.

[0006]

However, in the above-mentioned conventional handset holding structure for the cordless telephone, the terminal contact pressure between the charging terminal of the handset and the charging terminal of the charging stand depends on the weight of the handset, and it is sufficient. If the contact pressure cannot be secured and dust or water is present between the charging terminals, there is a problem that electrolytic corrosion occurs and charging cannot be performed. On the contrary, when the contact pressure of the charging terminal is increased, it is difficult to attach / detach the handset to / from the charging stand.

The present invention solves the above-mentioned conventional problems and is capable of increasing the contact pressure between charging terminals, and is also an excellent desk-top wall-mounted cordless telephone in which the handset can be easily attached to and detached from the charging stand. The purpose is to provide.

[0008]

In order to achieve the above object, the present invention provides a handset with a recess for accommodating a charging terminal and a handset guide provided on a charging stand, and the charging stand has a charging terminal for the handset. It is provided with a spring-type charging terminal to be brought into contact, a pressing guide for pressing the handset toward the charging terminal, and a handset guide that can be moved in and out of the recess of the handset and is pressed by the pressing spring.

[0009]

Therefore, according to the present invention, when the handset is set on the charging stand, the handset is pressed against the charging terminal side by the pressing guide, so that the contact pressure between the charging terminals can be increased and dust and moisture can be prevented. It is possible to prevent electrolytic corrosion of the charging terminal due to the inclusion of the like.

Further, according to the present invention, the handset guide provided on the charging stand can be moved in and out of the recess of the handset by the spring pressure of the pressing spring, so that the handset can be easily attached to and detached from the charging stand.

[0011]

1 and 2 show the construction of an embodiment of the present invention. 1 and 2, reference numeral 1 denotes a handset, which wirelessly transmits / receives to / from a telephone body (not shown). A charging stand 2 is used for charging the rechargeable battery built in the handset 1. The charging stand 2 may be integrated with the telephone body. Reference numeral 3 denotes a recess provided on the inner surface 1 a of the earpiece of the handset 1, and reference numeral 4 denotes charging terminals provided on both sides of the recess 3. Reference numeral 5 denotes a handset guide that is detachably attached to the receiving portion receiving wall surface 2a of the charging stand 2, and has a tapered surface-shaped pawl portion 6 at its tip. Reference numeral 7 is a spring-type charging terminal provided on both sides of the handset guide 5, and 8 is a pressing guide provided so as to project on the earpiece receiving wall surface 2b on the opposite side of the handset guide 5. Reference numeral 9 denotes an L-shaped pressing spring that presses the rear end portion of the handset guide 5, and the base end portion is fixed to the rib 11 with a screw 10, as shown in FIG. Reference numeral 12 is a stopper rib for restricting the bending of the tip portion of the pressing spring 9.

Next, the operation of the above embodiment will be described.
First, when using on a desktop, as shown in FIG. 3, the charging base 2 is placed horizontally, and the handset guide 5 is attached to the charging base 2 with the pawls 6 retracted inward,
It does not get in the way when the handset 1 is attached to or detached from the charging stand 2. When the handset 1 is set on the charging stand 2 in this state, the handset 1 is pressed by the pressing guide 8 of the charging stand 2, and the charging terminal 4 of the handset 1 is brought into pressure contact with the charging terminal 7 of the charging stand 2 to obtain a high contact pressure. Be done.

On the other hand, when it is mounted on a wall, as shown in FIG. 4, the charging stand 2 is vertically mounted on a wall 13 or the like in the room so that the longitudinal direction thereof is the vertical direction, and the handset guide 5 has its pawl portion. Charging stand 2 so that 6 projects outward
Attached to. When the handset 1 is set on the charging base 2 in this state, the concave portion 3 of the handset 1 is caught by the claw portion 6 of the handset guide 5 to prevent the handset 1 from falling and the pressing guide 8 of the charging base 2
Turns the charging terminal 4 of the handset 1 into the charging terminal 7 of the charging stand 2.
A high contact pressure can be obtained by pressure contact with. When attaching / detaching the handset 1 to / from the charging stand 5, the corners of the recessed portion 3 of the handset 1 push the pawls 6 having the tapered surface of the handset guide 5, so that the handset guide 5 is pressed by the spring pressure of the pressing spring 9. The handset 1 can be easily attached and detached because it retreats against it. When the attachment / detachment of the handset 1 is completed, the pawl portion 6 of the handset guide 5 is
The pressing force of the pressing spring 9 causes the pressing spring 9 to project outward again.

Next, the handset holding structure in this embodiment will be described in more detail. FIG. 5 is an enlarged view of the handset guide holding portion of the charging stand 2. In FIG. 5, reference numeral 5 is a handset guide, which has a tapered pawl portion 6 at its tip and a knob 14 at the top. The handset guide 5 has a slide portion 15 on both sides, both sides of which project toward both sides, and the slide portion 15 has an inwardly recessed concave portion 16 formed at the bottom thereof, as shown in FIG. Stopper walls 17 and 18 are formed in the sliding direction. The tapered surface-shaped pawl portion 6 has a lower angle on the lower surface 6b than on the upper surface 6a.

In FIG. 5, the receiving portion receiving wall surface 2a of the charging stand 2 is provided with a mounting hole 19 for attaching and detaching the handset guide 5. The mounting hole 19 has guide grooves 20 on both sides thereof for holding and guiding the slide portion 15 of the handset guide 5, and a stopper projection 21 for restricting the positions of the stopper walls 17, 18 of the handset guide 5 at the bottom. A stopper piece 22 is provided. The stopper piece 22 is formed in a cantilever shape and has elasticity.

When using the tabletop, the pawl portion 6 of the handset guide 5 is inserted into the mounting hole 19 in the direction opposite to that of FIG. 5, the stopper wall 18 collides with the stopper projection 21, but the stopper piece 22 has elasticity. The stopper protrusion 21 bends downward and enters the recess 16 of the handset guide 5. Then, as shown in FIG. 7, the outside of the stopper wall 18 of the handset guide 5 is pushed by the pressing spring 9, so that the inside of the stopper wall 18 is stopped by the stopper protrusion 21.
This state is maintained. In this state, the handset guide 5 does not protrude from the mounting hole 19, so that the handset guide 5 does not get in the way when the handset 1 is set on the charging stand 2, as shown in FIG.

On the other hand, when using the wall mount, as shown in FIG. 9, when the handset guide 5 is inserted into the mounting hole 19 with its pawl 6 facing outward, and one stopper wall 17 gets over the stopper projection 21, The stopper wall 17 is pushed by the pressing spring 9 and abuts on the stopper projection 21, and this state is maintained. In this state, since the pawl portion 6 projects from the mounting hole 19, when setting the handset 1, first, as shown in FIG. 10, the pawl portion 6 is tapered at the corner portion 1c of the handset 1 inner surface 1a. The upper surface 6a is pushed, the handset guide 5 retreats against the spring pressure of the pressing spring 9, the tip end thereof rides on the inner surface 1a of the earpiece, and then the pawl portion 6 of the handset 1 as shown in FIG. Since the handset guide 5 is pushed into the concave portion 3 by the pressing spring 9, that state is maintained. In this state, since the angle of the tapered lower surface 6b of the pawl portion 6 is gentle, the handset 1 is prevented from easily falling. When the handset 1 is removed, the lower corner portion 3a of the recess 3 pushes the tapered lower surface 6b of the pawl portion 6 by the force of removing the handset 1, so that the handset guide 5 also retracts and the handset 1 can be removed. become.

As described above, according to the above-described embodiment, since the holding guide 8 for pressing the handset 1 toward the charging terminal 7 side is provided on the receiving portion receiving wall surface 2b of the charging stand 2, the handset 1 is placed on the charging stand 2. When set, press guide 8
As a result, the charging terminal 4 of the handset 1 is brought into pressure contact with the charging terminal 7 of the charging stand 2, and a high contact pressure is obtained between both terminals.

Further, according to the above-mentioned embodiment, the handset guide 5 having the tapered pawl portion 6 at the tip thereof is so arranged that the entire handset guide 5 is inserted inside when the table is used and when the wall is used. Since it is detachably attached to each of the mounting holes 19 so as to project to the outside and can be moved forward and backward from the mounting holes 19 by being pressed by the pressing spring 9, the handset 1 can be easily attached to and detached from the charging stand. it can.

[0020]

As is apparent from the above embodiment, the present invention provides the handset with a recess for accommodating the charging terminal and the handset guide provided on the charging base, and the charging base has a spring for contacting the charging terminal of the handset. A charging terminal, a pressing guide for pressing the handset to the charging terminal side, and a handset guide that can enter and leave the recess of the handset and is pressed by a pressing spring, so that the handset is set on the charging stand. At this time, since the handset is pressed against the charging terminal side by the pressing guide, the contact pressure between the charging terminals can be increased, and electrolytic corrosion of the charging terminals can be prevented.

Further, according to the present invention, since the handset guide provided on the charging stand can be moved in and out of the recess of the handset by the spring pressure of the pressing spring, the handset can be easily attached to and detached from the charging stand.

[Brief description of drawings]

FIG. 1 is a perspective view of a handset and a charging stand according to an embodiment of the present invention.

FIG. 2 is a partial cross-sectional side view of the handset and charging base.

FIG. 3 is a partial cross-sectional view showing a set state when the handset and a charging stand are used on a desktop.

FIG. 4 is a partial cross-sectional view showing a set state when the handset and a charging stand are wall-mounted.

FIG. 5 is an enlarged partial perspective view of a handset holding portion of the charging stand.

FIG. 6 is an enlarged cross-sectional view of a handset guide attached to the charging stand.

FIG. 7 is a partial cross-sectional view of the handset and the charging stand when the desktop is used, with the handset removed.

FIG. 8 is a partial cross-sectional view of the handset attached to the charging stand when the table is used.

FIG. 9 is a partial cross-sectional view of the handset and the charging stand with the wall mounted, when the handset is removed.

FIG. 10 is a partial cross-sectional view of the initial stage of attaching the handset when the handset and the charging stand are wall-mounted.

FIG. 11 is a partial sectional view of the final stage of attaching the handset when the handset and the charging stand are wall-mounted.

FIG. 12 is a perspective view of a handset and a charging base in a conventional cordless telephone.

FIG. 13 is a side view of a conventional cordless telephone with a handset set on a charging stand.

[Explanation of symbols]

 1 Handset 1a Inner surface of earpiece 2 Charging stand 2a, 2b Wall surface of earpiece 3 Recess 4 Charging terminal 5 Handset guide 6 Pawl 7 Charging terminal 8 Holding guide 9 Holding spring

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Katsuhiro Gazuma Hiroshi Kanagawa 4-3 Tsunashima Higashi, Kohoku Ward, Yokohama City, Matsushita Communication Industrial Co., Ltd. 4-3-1, Tsunashima Higashi Matsushita Communication Industry Co., Ltd.

Claims (1)

[Claims] 1. A handset for wirelessly transmitting and receiving data to and from a telephone body, and a charging stand for charging a built-in battery of the handset, wherein the handset includes a recess and a charging terminal on an inner surface of the earpiece. The charging stand is
A spring-type charging terminal that comes into contact with the charging terminal of the handset, a pressing guide for pressing the handset toward the charging terminal, and a handset guide that is capable of entering and leaving the recess of the handset and is pressed by a pressing spring. A desk-mounted wall-mounted cordless telephone.