JPH09331382A - Battery lock structure for portable radio equipment - Google Patents

Abstract

PROBLEM TO BE SOLVED: To reduce the component cost and the assembling cost by decreasing number of components of the battery lock structure of the portable radio equipment. SOLUTION: The portable radio equipment main body 1 has an opening 1a to which a lock knob 2 is fitted on the surface and projections 1b, 1c are provided in the opening 1a. The lock knob 2 whose recessed part 2a is fitted to the projection 1b so as not to be jumped out externally is energized in the direction of the arrow A by a bow-shaped spring 2b in contact with the projection 1c and battery lock is conducted so that a lock claw 2c is engaged with a lock claw engagement section 3a of the battery pack 3. When the lock knob 2 is skided in the direction of the arrow B, the spring 2b is bent by the projection 1c to release the lock with the battery pack 3.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a battery lock structure for a portable wireless device, and more particularly to a battery lock structure for a portable wireless device in which the number of parts is reduced and good assembly is achieved.

[0002]

2. Description of the Related Art Conventionally, the battery lock structure of this type of portable wireless device has been detachable from the main body of the device for charging and replacing the battery pack. You can do it.

4 and 5 are an exploded perspective view and an external perspective view of a battery lock structure of a conventional portable wireless device.

As shown in FIG. 5, in this conventional example, a portable radio main body 21, a lock knob 22 and a battery pack 2 are provided.
Consists of three. The battery pack 23 is a portable wireless device 21.
Has a shape that interpolates a part of. Portable radio unit 2
The joining surface (upper surface) 21e of No. 1 and the joining surface (lower surface) 23c of the battery pack 23 are formed with engaging portions that face each other. The engaging portion 21d for hooking 21 is further aligned, and the battery pack 23 is further rotated around the engaging portion 21d. The lock structure shown in FIG. It is installed.

In FIG. 4, the portable radio unit main body 21 has an opening 21a into which a lock knob 22 is fitted and a coil spring 24.
Has a support column 21c for fixing and supporting. In the lock knob 22, the coil spring 24 is incorporated in the shaft portion 22c on the back surface, and the recess 22a on the back surface is the projection 21 in the opening 21a.
It is fitted by b so that it does not pop out. When the battery pack 23 is mounted, the lock claw 22b enters the lock claw engaging portion 23a, and the coil spring 2
The battery lock is applied against the biasing force of 4. When the lock knob 22 is slid, the coil spring 24 is bent and the lock is released.

[0006]

The first problem is that the cost is high in the conventional technique. The reason is that the lock knob, which is restricted by the external design and operability, and the coil spring, which has flexibility, has a large number of parts, and the number of manufacturing and assembling steps accordingly.

The second problem is that the conventional technique has poor assemblability. The reason is that when a flexible coil spring is hooked on the shaft part of the lock knob and it is attached to the body of the portable wireless device, the workability cannot be seen because the coil spring inside the lock knob cannot be seen. This is because it is difficult.

An object of the present invention is to provide a low cost battery lock structure for a portable wireless device, in which the number of parts is reduced, the assembling property is further improved.

[0009]

A battery lock structure for a portable wireless device of the present invention is a lock for releasably locking an interpolating member having a shape for interpolating a part of the portable wireless device body to the portable wireless device body. In the structure, a lock member having a lock claw on one end side in the sliding direction and an elastically urging portion on the other end side is slidably fitted to the main body of the portable wireless device and locked with the lock claw. When the interpolating member having a claw engaging portion formed in such a way is attached to the portable wireless device body, the lock member is pushed against the biasing force of the biasing portion and locked by the biasing force. In addition, by sliding the lock member against the biasing force, the lock engagement of the lock pawl with respect to the pawl engaging portion is released, and the interpolation member can be detached from the portable wireless device main body. It is intended.

In this battery lock structure for a portable radio device, the interpolating member is a battery pack, and the urging portion is curved in a substantially bow shape and is integrally formed with the lock member. Further, the biasing portion may fix the coil spring to the lock member.

According to the lock structure of the present invention, the lock claw (2c in FIG. 1) is attached to the lock member (lock knob, 2 in FIG. 1).
And a biasing portion (spring portion, 2b in FIG. 1) are integrally formed, and the opening portion (1 in FIG. 1) of the main body of the portable wireless device (1 in FIG. 1) is formed.
Since it is slidably fitted and attached to a), the number of parts is greatly reduced, the lock member can be easily formed by resin molding, and the whole assembly can be performed easily.

[0012]

Next, the present invention will be described with reference to the drawings.

1 and 2 are an exploded perspective view and an external perspective view of a battery lock structure according to a first embodiment of the present invention.

As shown in FIG. 2, this embodiment comprises a portable radio device main body 1, a lock knob 2 and a battery pack 3 as an interpolation member. The battery pack 3 has a shape that interpolates a part of the portable wireless device body 1. Engaging portions that are opposed to each other are formed on the joint surface (upper surface) 1e of the portable wireless device body 1 and the joint surface (lower surface) 3c of the battery pack 3, and the engaging portion 3b for hooking the battery pack 3 is formed. The engaging part 1d for hooking the main body 1 of the portable wireless device is put together, and the battery pack 3 is further fitted with the engaging part 1d.
And the battery pack 3 is locked and attached to the portable wireless device body 1 by the lock structure shown in FIG.

As shown in FIG. 1 (a), a main body 1 of a portable radio has an opening 1a into which a lock knob 2 as a lock member is fitted, and a projection 1b and a projection 1 are provided in the opening 1a.
c is provided. As shown in FIG. 1 (b), the lock knob 2 has a recess 2 a on the back surface for fitting with the projection 1 b so as not to project outside, and the lock claw 2 c and the side opposite to the lock claw 2 c. Has a spring portion 2b having a biasing force in the direction of arrow AB. The spring portion 2b is made of a thin member that is curved in a substantially bow shape, is integrally formed with the lock knob 2 by resin molding, and is bent in the arrow AB direction. A lock claw engaging portion 3a is provided on the side surface of the battery pack 3.

The operation of the first embodiment having such a configuration will be described below.

As shown in FIG. 1 (a), when the lock knob 2 is pushed into the opening 1a of the portable wireless device main body 1 and fitted therein, the spring portion 2b hits the convex portion 1c and is biased in the direction of arrow A. It is slidably fitted while receiving it, and the convex portion 1b and the concave portion 2a
The lock knob 2 is mounted so that it does not pop out due to the fitting with the lock knob 2. When the battery pack 3 is rotationally attached to the lock knob 2 from above, the lock claw 2c resists the spring biasing force in the arrow A direction and the lock claw 2c engages with the lock claw engaging portion 3a.
Then, the battery lock of the battery pack 3 with respect to the portable wireless device main body 1 is applied.

When removing the battery pack 3 from the battery locked state, if the lock knob 2 is slid in the direction of the arrow B against the biasing force of the spring, the bow-shaped spring portion 2b is bent by the convex portion 1c, and the locking claw is formed. The fitting between 2c and the lock claw engaging portion 3a is released, the locked state is released, and the battery pack 3 can be taken out upward.

FIG. 3 shows the second embodiment of the present invention.
This will be described with reference to FIG. The basic structure is the same as that of the first embodiment, and the only difference is that the structure for fixing the coil spring to the lock knob is changed.

As shown in FIGS. 3 (a) and 3 (b), a lock knob 12 is provided with a coil spring 14 instead of the bow-shaped spring portion 2b.
In the first embodiment, the rib 12d is provided on the back surface of the lock knob 12, and the end surface 14a of the coil spring 14 is press-fitted into the generated surface 12e to integrate the coil spring 14 and the lock knob 12. The portable wireless device main body 11 is engaged in the same manner as the above-mentioned form. The openings 11a, the projections 11b, the columns 11c, the recesses 12a, the lock claws 12c, and the like have the same configurations as those of the first embodiment or the conventional example.

Although it is functionally the same as that of the first embodiment, the number of parts is one, which is smaller than that of the conventional example, and is excellent in that the number of assembling steps is reduced and the assembling is easy. Understandable.

[0022]

As a first effect, the cost of parts can be reduced. The reason is that the number of parts that make up the lock knob is 1.
This is because there are fewer points.

The second effect is that the assembly cost can be reduced. The reason is that the spring portion and the lock knob are integrated.

The third effect is that the battery lock portion has a completely waterproof structure. The reason is that it is not necessary to form a through hole in the main body of the portable wireless device.

[Brief description of drawings]

FIG. 1A is an exploded perspective view showing a first embodiment of the present invention, and FIG. 1B is a perspective view in which a lock knob of FIG.

FIG. 2 is an external perspective view of the first embodiment of the present invention.

3A is a disassembled perspective view showing a second embodiment of the present invention, and FIG. 3B is a perspective view of the lock knob of FIG.

FIG. 4A is an exploded perspective view showing an example of a conventional battery lock structure, and FIG. 4B is a perspective view in which the lock knob of FIG.

5 is an external perspective view of the conventional structure of FIG.

[Explanation of symbols]

 1,11,21 Portable radio device main body 2,12,22 Lock knob (lock member) 3,13,23 Battery pack (interpolation member) 1a, 11a, 21a Opening portion 1b, 11b, 21b Convex portion 1c Convex portion 11c, 21c Support 11d, 21d Engagement part 1e, 21e Joining surface 2a, 12a, 22a Recess 2b Spring part 2c, 12c, 22b Lock claw 12d Rib 12e surface 22c Shaft part 3a, 13a, 23a Lock claw engagement part 3b, 23b Engagement Joint part 3c, 23c Joining surface 14, 24 Coil spring 14a End surface

Claims (4)

[Claims] 1. A lock structure for releasably locking an interpolating member having a shape for interpolating a part of a portable wireless device main body to the portable wireless device main body, wherein a lock claw and another end are provided on one end side in a sliding direction. A lock member having a biasing portion that elastically deforms to the side is slidably fitted to the portable wireless device body, and the interpolating member that partially has a claw engaging portion formed to lock with the lock claw is provided. When mounted on the main body of the portable wireless device, the lock member is pushed against the biasing force of the biasing portion to lock and lock with the biasing force, and the lock member is slid against the biasing force. Accordingly, the lock locking of the lock claw with respect to the claw engaging portion is released, and the interpolation member can be detached from the main body of the portable wireless device. 2. The battery lock structure according to claim 1, wherein the interpolation member is a battery pack. 3. The battery lock structure for a portable wireless device according to claim 1, wherein the biasing portion is curved in a substantially bow shape and is integrally formed with the lock member. 4. The battery lock structure for a portable wireless device according to claim 1, wherein the urging portion has a coil spring fixed to the lock member.