JP2894577B2 - Battery storage device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a battery storage device used for a handset of a cordless telephone.

[0002]

2. Description of the Related Art FIG. 3 shows a configuration of a conventional battery storage device. In FIG. 3, reference numeral 1 denotes a main body case of a handset,
Is a battery housing provided at one end of the main body case 1, and 3 is a battery cover that removably covers the battery housing 2 in the longitudinal direction from the rear end side. FIG. It is displayed inside out. Reference numerals 4 are guides provided on both sides of the battery housing 2 to guide the battery cover 3 in the longitudinal direction when the battery cover 3 is attached to and detached from the battery housing 2, and 5 is a battery housing 2
, A locking hole provided at the front end of the battery housing 6, a stopper wall 6, and a pair of locking holes 7 provided at the rear end of the battery housing 2. Reference numeral 8 denotes a locking claw provided at the front end of the battery cover 3 and locked in the locking hole 5 of the battery housing 2. A pair of locking pieces 10a and 10b locked in the holes 7 are ribs for preventing the battery cover 3 from being deformed.

Next, the operation of the above conventional example will be described.
When the battery cover 3 is mounted on the battery housing 2, the battery cover 3 is turned over from the state shown in the drawing, and both sides of the battery housing 2 are guided along the guides 4 on both sides of the battery housing 2. Then, insert in the direction of arrow A. When the front end of the battery cover 3 comes into contact with the front end of the battery housing 2, the locking claw 8 enters the locking hole 5. The locking claw 8 has elasticity by itself due to the characteristics of plastic which is a molding material of the battery cover 3.
When entering the locking hole 5, it is bent downward at its upper edge, and when it passes through the upper edge, it elastically returns upward and its claw is locked to the upper edge to prevent it from falling off. . Locking piece 9 at the same time
Are locked in the locking holes 7.

When the battery cover 3 mounted on the battery housing 2 is detached from the battery housing 2, the front end of the battery cover 3 is pressed from above and bent.
As a result, the claw portion of the locking claw 8 is disengaged from the upper edge of the locking hole 5, and the battery cover 3 is pulled back in the direction opposite to the direction A in this state, so that the locking claw 8 is 5, the locking piece 9 comes out of the locking hole 7, and the battery cover 3 can be removed from the battery housing 2.

[0005]

As described above, when the battery cover 3 is detached from the battery housing 2, the front end of the battery cover 3 is pressed from above to bend, and the battery cover 3 is locked with the locking claw 8. It is necessary to release the engagement with the hole 5. At this time, if the battery cover 3 is bent too much, the battery cover 3 may be damaged.
A stopper wall 6 is provided at the front end of the battery housing 2 so that the lower part of the front end of the battery cover 3 abuts when bent by a predetermined amount.

The distance between the lower portion of the front edge of the battery cover 3 and the upper surface of the stopper wall 6 at the time of mounting is designed to be large in consideration of molding errors and the like. For this reason, when the front end of the battery cover 3 is pressed from above, the front end of the battery cover 3 is easily opened in both directions indicated by the arrow B, and the opened state is fixed by permanent deformation due to repeated attachment and detachment. If this happens, the engagement between the locking claw 8 and the locking hole 5 becomes loose or disengaged, so that the battery cover 3 cannot be securely fixed to the battery housing 2.

By the way, in the above-mentioned conventional battery storage device,
Both the main body case 1 and the battery cover 3 are formed of a plastic material. In the case of a thin battery cover 3, ribs 10a and 10b for reinforcement are integrally formed to prevent warpage during molding and damage during attachment and detachment. It is provided in. If the front end side rib 10a is closer to the front end side as much as possible, the above-described permanent deformation of the battery cover 3 can be prevented. However, since this portion needs to be bent when detached, Actually, it is provided at a position slightly lowered backward from the front end. For this reason, there is a possibility that the permanent deformation as described above may occur.

The present invention solves such a conventional problem. When a battery cover is mounted, a locking claw provided at a front end of a battery cover is fitted into a locking hole provided at a front end of a battery housing. When the battery cover is locked and the battery cover is detached, the front end of the battery cover is pressed from above to release the engagement with the locking hole of the locking claw. An object of the present invention is to provide a battery storage device as described above.

[0009]

SUMMARY OF THE INVENTION In order to achieve the above object, the present invention provides a battery cover having a front end provided on both sides of a stopper wall for preventing the front end of the battery cover from being excessively pressed. A locking groove is provided for locking the locking piece provided on the back side of the part and restricting movement in both side directions.

[0010]

According to the present invention, when the front end of the battery cover is pressed from above when the battery cover is detached, the engagement between the newly provided locking piece and the locking groove causes the front end of the battery cover to move in both directions. Is restricted, the amount of bending in both sides is reduced, and permanent deformation of that portion can be prevented.

[0011]

FIG. 2 shows the configuration of an embodiment of the present invention. In FIG. 2, reference numeral 11 denotes a main body case of the handset,
2 is a battery housing provided at one end of the main body case 11,
Reference numeral 13 denotes a battery cover that removably covers the battery storage section 12 in the longitudinal direction from the rear end side. FIG. 2 shows the battery cover 12 upside down for easy understanding. 14 is a guide provided on both sides of the battery housing 12 to guide the battery cover 13 in the longitudinal direction when attaching and detaching the battery cover 13 to and from the battery housing 12;
Reference numeral 15 denotes a locking hole provided at the front end of the battery housing 12;
6 is a stopper wall, 17 is a pair of locking grooves provided on both sides of the stopper wall 16 in the vertical direction, and 18 is a battery housing 1.
2 is a pair of locking holes provided at the rear end. Reference numeral 19 denotes a locking claw provided at the front end of the battery cover 13 and locked in the locking hole 15 of the battery housing portion 12. Reference numeral 20 denotes a locking claw provided on the back side of the front end of the battery cover 13 and engages both sides of the stopper wall 16. A pair of locking pieces 21 to be locked in the locking groove 17 are the battery cover 1.
A pair of locking pieces 22 provided at the rear end of the battery 3 and locked in the locking holes 18 of the battery housing 12 are ribs for preventing the battery cover 13 from being deformed.

Next, the operation of the above embodiment will be described with reference to FIG. When the battery cover 13 is mounted on the battery housing 12, the battery cover 13 is inserted in the direction of arrow A from the rear end of the battery housing 12, with both sides of the battery cover 13 along guides 14 on both sides of the battery housing 12. I do. When the front end of the battery cover 13 comes into contact with the front end of the battery housing 12, the locking piece 20 enters the locking groove 17 and the locking claw 19 engages with the locking hole 1.
Step into 5. The locking claw 19 has elasticity by itself due to the characteristics of plastic which is a molding material of the battery cover 13, so that when the locking claw 19 enters the locking hole 15, it is bent downward at its upper edge and passes through the upper edge. At this point, the claw portion is elastically restored upward, the claw portion is locked to the upper edge portion, and the claw portion is prevented from coming off. At the same time, the locking piece 21 at the rear end is also locked in the locking hole 18.

When the battery cover 13 mounted on the battery housing 12 is detached from the battery housing 12, the front end of the battery cover 13 is pressed and bent from above. As a result, the lower portion of the front edge is
The battery cover 13 is pulled back in the direction opposite to the direction A in that state since the further deformation is prevented by hitting the upper surface of the lock claw 19 and the claw portion of the lock claw 19 comes off the upper edge of the lock hole 15. Thereby, the locking claws 19 are disengaged from the locking holes 15, the locking pieces 20 are disengaged from the locking grooves 17, and the battery cover 13 can be removed from the battery housing 12.

When the front end of the battery cover 13 is pressed from above, the portion is about to open in both directions indicated by the arrow B. However, since the locking piece 20 is locked in the locking groove 17, Movement is regulated. Moreover, the locking piece 20 and the locking groove 17
Is performed at the end in the direction of arrow B, so that downward bending at the center where the locking claw 19 is located is allowed.

As described above, according to the above embodiment, when the battery cover 13 is mounted, the locking piece 20 provided at the front end thereof is locked in the locking groove 17 provided at the front end of the battery housing 12. Even if the front end of the battery cover 13 is pressed from above when the battery cover 13 is detached, downward bending is allowed, but deformation in both directions B is restricted, so that permanent deformation due to deformation in both directions B is prevented. The locking claw 19 and the locking hole 1
It is possible to prevent the engagement with the fifth member 5 from becoming loose or unable to be locked.

[0016]

As is apparent from the above embodiment, the present invention is provided with a stopper wall at the front end of the battery housing to prevent excessive pressing of the front end of the battery cover, and at both sides of the stopper wall. In addition, when the battery cover is attached, a locking groove provided to lock the locking piece provided on the back side of the front end portion to restrict the movement in both sides is provided. Can be prevented from being permanently deformed, and the battery cover can be securely attached to and detached from the battery accommodating portion.

[Brief description of the drawings]

FIG. 1 is an assembled perspective view of a battery storage device showing one embodiment of the present invention.

FIG. 2 is an exploded perspective view of the device.

FIG. 3 is an exploded perspective view of a conventional battery storage device.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 11 Main body case 12 Battery storage part 13 Battery cover 14 Guide 15 Lock hole 16 Stopper wall 17 Lock groove 18 Lock hole 19 Lock claw 20, 21 Lock piece 22 Rib

Claims (1)

(57) [Claims] 1. A battery case comprising: a main body case having a battery storage portion; and a battery cover removably covering the battery storage portion in a longitudinal direction thereof, wherein the battery cover is attached to both sides of the battery storage portion when the battery cover is mounted. The guide is inserted from the rear end along the guide, and the locking claw at the front end thereof is locked in the locking hole of the battery housing. When the battery cover is detached, the front end of the battery cover is pressed from above. In the battery storage device, the locking claw is removed from the locking hole and pulled back to the rear end side, the front end of the battery storage unit includes a stopper wall for preventing excessive pressing of the front end of the battery cover. A locking groove is provided on both sides of the stopper wall to lock a locking piece provided on the back side of the front end of the battery cover when the battery cover is attached, thereby restricting movement in both directions. Battery storage device.