JPH1167174A - Battery housing structure - Google Patents

Abstract

PROBLEM TO BE SOLVED: To securely fix a battery lid, while reducing the number of part items without spoiling appearance by providing a lock member for locking a battery lid with an equipment body with the energizing force of an elastic member for energizing the force for lifting the battery lid from the equipment body via a battery and for releasing the engagement with the operation for pushing the battery lid, against the energizing force. SOLUTION: A battery box 3 formed of cusing bodies 1, 2 houses a battery 7, and has an elastic member 4 such as a plate spring, of which one part is notched and bent upward. Plural engaging recessed parts of a rail groove 9 of the lower case half-body 1 which is formed along the longitudinal direction of the battery box 3 and plural engaging projecting parts 10a of a slide piece 10 of the inner surface of a side bottom part of the battery lid 8 for covering an opening part corresponding to each other, so as to function as a lock member. Inside of a rail groove 11 of an upper case half-body 2 is formed with a slide piece 12 having a T-shaped cross section and engaged for preventing the fall-out at an edge of an upper side. Fixing of the battery lid 8 is secured, and a lock member for the battery lid having a double-lock structure becomes unnecessary.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a battery housing structure for an electronic device or the like for housing a battery inside a housing.

[0002]

2. Description of the Related Art For example, in a small portable electronic device typified by a pager or the like, the conventional battery storage structure generally employs a double lock structure for a battery cover, that is, the length of the case. The battery cover that slides in the side direction is fixed by a lock portion that slides in a direction perpendicular to the long side direction, thereby preventing the battery cover from sliding carelessly.

[0003]

However, in the conventional battery housing structure in which the double lock structure is used for the battery lid, the number of parts is large because the lock member is required, and the lock portion is provided. What you have to do is
In some cases, it may be an obstacle to miniaturization, and there is also a problem that the appearance is impaired.

SUMMARY OF THE INVENTION In view of the above-mentioned problems, it is an object of the present invention to provide a portable electronic device such as a pager which has a small number of components, does not impair the aesthetic appearance, and can securely fix the battery cover. It is to provide a battery storage structure.

[0005]

SUMMARY OF THE INVENTION In order to solve the above problems, the present invention relates to a battery housing structure for housing a battery inside a housing, for example, applied to a portable electronic device such as a pager. On the other hand, for example, a detachable battery cover that slides along a rail portion or the like, and biases the battery cover to lift up from the housing via the battery.
For example, an elastic member such as a leaf spring portion, and a latching state in which the battery lid is locked to the housing by the urging force of the elastic member, and the battery lid is pressed against the urging force of the elastic member. The locking state is released by pushing the housing into the housing, for example, and a locking member having a meshing structure or the like is provided.

Here, as a housing having a battery storage structure,
A portable electronic device such as a pager may be used, but other device housings and devices may be used, and the size and shape of the battery cover are arbitrary. A typical example of the elastic member is a leaf spring provided at the bottom of the battery housing. However, any elastic member may be used as long as it urges the battery lid to lift from the housing via the battery. Furthermore, as a locking member,
An engagement structure provided on a rail portion on which the battery lid slides with respect to the housing may be mentioned, but another locking structure for preventing the battery lid from sliding when no pushing operation is performed may be used.

As described above, according to the present invention, the elastic member for urging the detachable battery cover sliding from the housing from the housing via the battery and the elastic member are provided with the elastic member. A locking member for locking the battery lid to the housing by the biasing force, and a locking member for releasing the locking state by pressing the battery lid against the housing against the biasing force of the elastic member; In the state where the battery cover is slid with respect to the housing, the elastic member urges the battery cover via the battery to lift the battery cover from the housing. Thereby, the battery lid is locked to the housing. Therefore, the battery lid can be securely fixed. When the battery lid is pushed into the housing against the urging force of the elastic member in the state where the battery cover is locked to the housing by the locking member, the housing by the locking member of the battery cover is operated. Since the locked state is released, the battery lid can be removed from the housing by sliding. In addition, since a lock member as in the case of the conventional battery storage structure in which the double lock structure is used for the battery lid is not necessary, the battery storage structure has
The number of parts is small, the size can be reduced, and the appearance is not impaired.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of a battery storage structure according to the present invention will be described below with reference to FIGS.
First, FIG. 1 is an exploded perspective view showing a battery storage portion of a pager (portable electronic device) as an example to which the present invention is applied, in which a battery cover is removed, and FIG. FIG. 3 is a longitudinal sectional view of a main part showing a locked state of a battery cover in a portion, and FIG. FIG. 4 is a sectional view taken along the line AA of FIG. 2, and FIG. 5 is a sectional view taken along the line BB of FIG. 6 is a cross-sectional view taken along the line CC of FIG. 2, and FIG. 7 is a cross-sectional view taken along the line DD of FIG.

1 to 7, reference numerals 1 and 2 denote a case half (housing), 3 denotes a battery box, 4 denotes a leaf spring portion (elastic member), 5 and 6 denote electrodes, 7 denotes a battery, 8 is a battery cover, 9 is a rail groove, 9a is a meshing concave portion (locking member),
10 is a slide piece, 10a is a meshing convex part (locking member), 11 is a rail groove, and 12 is a slide piece. That is, in this embodiment, as shown in FIG. 1, the pager has a casing formed by combining the case halves 1 and 2, and along one side of the casing, the upper side of the drawing is shown. A battery box 3 is installed in a part where a part of the case half 2 is opened. As shown in FIGS. 2 and 3 and FIGS. 6 and 7, the battery box 3 has a leaf spring portion 4 as an elastic member having a shape in which a part of the battery box 3 is cut out and slightly bent upward, as shown in FIGS. 2 and 3. It is. In addition, the battery box 3 may be a resin-integrated product or a metal product. Inside the above-mentioned battery box 3, a battery 7 which is in contact with the electrodes 5 and 6 at both ends thereof is accommodated, and a battery lid 8 which covers an open portion of a housing including the battery box 3 is provided. .

Then, around the battery box 3,
Rail grooves 9, 9 are formed in a portion of the case half 1 along the longitudinal direction of the battery box 3 and a portion along the back side of the electrode portion 6 on the outer end side. A slide piece corresponding to the rail groove 9 in a portion of the case half 1 along the longitudinal direction of the battery box 3 is provided on the inner side surface of the battery lid 8 covering the open portion of the housing including the battery box 3. 10 are formed. Further, the electrode section 6 on the outer end side of the battery lid 8
A slide piece 10 corresponding to the rail groove 9 is formed in a portion along the back side of.

4 and 5 are provided in the rail groove 9 at a portion of the case half 1 along the longitudinal direction of the battery box 3.
As shown in FIG. 5, a plurality of engagement recesses 9a, 9a,... Functioning as locking members described later are formed. Further, at least one rail groove 9 is provided in a portion of the case half 1 along the back side of the electrode portion 6 on the outer end side of the battery box 3.
A plurality of engagement recesses 9a are formed. Also, a plurality of engaging projections 10a, 10a,... Functioning as locking members are formed on the slide piece 10 on the inner side surface of the side of the battery lid 8 in correspondence with the engagement recesses 9a, 9a,. Have been. Further, the sliding piece 10 at the portion along the back side of the electrode portion 6 on the outer end side of the battery lid 8 is also formed with a meshing convex portion 10a corresponding to the at least one meshing concave portion 9a.

Around the battery box 3, a part of the upper case half 2 along the longitudinal direction of the battery box 3 as shown in FIG. 1 to FIG.
1 is formed. Further, a slide piece 12 having a horizontal T-shaped cross section is formed on the side edge of the upper side of the battery lid 8 so as to engage with the inside of the rail groove 11 so as not to come off. In the above, as shown in FIGS. 2, 4 and 6, the battery cover 8 is urged upward by the leaf spring portion 4 via the battery 7, and the sliding piece of the battery cover 8 is inserted into the rail groove 11 of the housing. 12 is pushed up, and the engagement recesses 9 of the rail grooves 9 of the housing are formed.
a, 9a,... from the state in which the engagement protrusions 10a, 10a,. The push-down operation can be performed against the urging force of the leaf spring portion 4.

With the above-described battery storage structure, the parallel sliding pieces 10 and 12 of the battery lid 8 are slid along the parallel rail grooves 9 and 11 of the housing, and the battery box 3 of the housing is formed. Is closed by the battery cover 8, the battery cover 8 is urged upward by the leaf spring portion 4 via the battery 7 as shown in FIGS. 2, 4, and 6. The slide piece 12 of the battery cover 8 is pushed up into the rail groove 11, and the engagement recesses 9a, 9 of the rail grooves 9, 9 of the housing are formed.
.., the engagement projections 10a, 10a,... of the slide pieces 10, 10 of the battery lid 8 are locked. Therefore, the battery cover 8 can be securely fixed to the housing.

In the state where the battery cover 8 is locked to the housing, the battery cover 8 is pushed by the leaf spring portion 4 as shown by arrows in FIGS. When the push operation is performed on the housing against the housing, the engagement concave portions 9a of the housing by the engagement convex portions 10a, 10a,.
.. Are simultaneously released. Therefore, the battery cover 8 can be easily removed from the housing by sliding the battery cover 8 along the rail grooves 9 and 11 of the housing. As described above, the member of the lock portion unlike the case of the conventional battery housing structure in which the double lock structure is adopted for the battery lid becomes unnecessary, so that the battery housing structure can be reduced in the number of parts, can be reduced in size, and can be aesthetically pleasing. Is not impaired.

In the above embodiment, the pager is used. However, the present invention is not limited to this, and another battery storage structure may be used. For example, the present invention may be applied to a battery unit that is provided separately from a device and supplies power by being connected to the device, or a battery storage case that simply stores and stores batteries. In the embodiment, the battery cover is slid along the longitudinal direction. However, the battery cover may be slid in a direction perpendicular to the longitudinal direction. It is needless to say that the same can be appropriately changed.

[0016]

As described above, according to the battery housing structure of the present invention, when the battery cover is slid and attached to the housing, the elastic member floats up from the housing with respect to the battery cover via the battery. Since the force is applied, the battery lid is locked by the locking member to the housing, and the battery lid can be securely fixed. When the battery lid is pushed into the housing against the urging force of the elastic member in the state where the battery cover is locked to the housing by the locking member, the housing by the locking member of the battery cover is operated. Since the locked state is released, the battery lid can be slid and removed from the housing. Moreover, since a member of the lock portion is not necessary as in the case of the conventional battery housing structure in which the double lock structure is adopted for the battery lid, the battery housing structure has a small number of parts and can be downsized. And the advantage that the appearance is not spoiled.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view showing a battery accommodating portion of a pager (portable electronic device) as an example to which the present invention is applied, with a battery cover removed.

FIG. 2 is a vertical cross-sectional view of a main part showing a battery cover locked state in the battery storage section of FIG. 1;

FIG. 3 is a vertical sectional view of a main part showing a battery cover open / closed state in the battery storage unit of FIG. 1;

FIG. 4 is a sectional view taken along the line AA of FIG. 2;

FIG. 5 is a sectional view taken along line BB of FIG. 3;

FIG. 6 is a sectional view taken along the line CC of FIG. 2;

FIG. 7 is a cross-sectional view taken along a line DD of FIG. 3;

[Description of Signs] 1, 2 housing 3 battery box 4 elastic member 7 battery 8 battery cover 9 rail groove 9a locking member 10 slide piece 10a locking member 11 rail groove 12 slide piece

Claims (1)

[Claims] 1. A battery housing structure for housing a battery inside a housing, comprising: a detachable battery cover that slides with respect to the housing; and a force for lifting the battery cover from the housing via the battery. An elastic member for urging the battery cover to the housing by the urging force of the elastic member, and holding the battery lid against the housing against the urging force of the elastic member. A locking member for releasing the locked state by a pushing operation.