JPH10326603A - Battery mounting structure for electronics - Google Patents

Abstract

PROBLEM TO BE SOLVED: To save space for mounting a built-in battery and to facilitate its removal. SOLUTION: Hooking pieces 22, 22 are provided on the bottom surface 21 of a battery housing space of a video camera for preventing the battery from slipping out to opening side, when a battery 5 is placed within the space by entering in hooking grooves 53 at the ends of the battery 5, sliding the battery 5 transversely to engage with the hooking grooves 53, 53, opening side. Further, a protrusion 3, capable of projecting out and snapping in, is provided on the bottom surface 21 of the space 2, and is fitted into a locking recess 55 of the battery 5, thereby preventing the battery from sliding transversely.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a structure for mounting a battery on an electronic device such as a video camera.

[0002]

2. Description of the Related Art FIG.
7 and 8 show a flat rectangular battery (5) mainly used as a power source for a video camera. The battery (5) has a plurality of recesses (55) and (56) on the back surface (52) and a terminal surface.
(54) (54), two grooves at both ends on the back
3) (53) is formed. The front of the battery (5) (5
1) is marked with a triangular lock direction indicating mark (56).

There are two types of mounting the battery (5): an external type and a built-in type. In the external type, the battery (5) is attached to an engaging piece (both not shown) projecting from the outer surface of the video camera body. 5) In the portrait orientation, slide in the direction indicated by the lock direction indication mark (56) and
(5) The engaging grooves (53) and (53) are engaged.
In the built-in type, a battery accommodating space with a lid is formed on a side surface of a video camera body, and a battery having a spring action formed on opposing side walls of the space holds the battery.

[0004] In the former case, there is a problem in the appearance because the battery is exposed. In the latter case, the battery is only held by the spring action of the holding piece, and the reliability of holding the battery is lacking. Even if the battery is securely held using the battery catching grooves (53) (53) and the recesses (55) (56), the size of the battery housing Therefore, it is difficult to secure a margin for sliding the battery in the battery storage space. The present invention relates to a battery mounting structure that can solve the above problems.

[0005]

According to the battery mounting structure of the present invention, hook grooves (53) and (53) are provided at both ends, and terminal surfaces (54) and (5) are provided at the back.
Flat rectangular battery with 4) and locking recess (55)
A battery mounting structure for detachably mounting the battery (5) to a battery housing space (2) of an electronic device, wherein the battery housing space (2) has a margin for movement of the battery in the longitudinal direction of the battery (5). There is no space and it is formed in a size that can move in the short direction
At the both ends of the bottom surface (21) facing the opening surface of (2), when the battery is inserted into the battery storage space (2), the battery enters the catch groove (53) (53) of the battery (5), In this state, the battery is slid in the short direction to engage with the catch grooves (53) and (53), and catch pieces (22) and (22) are provided to prevent the battery from being pulled out toward the opening side, On the bottom surface (21) of the battery housing space (2), the engagement groove (53) (53) of the battery (5) is engaged with the catch pieces (22) (22) of the battery housing space (2). A protrusion (3) that fits into the locking recess (55) of (5) and prevents the battery from sliding in the short direction is provided so as to be able to protrude and retract, and the protrusion (3)
Is connected to a lever (31) provided in the vicinity of the battery housing space (2), and is connected to the battery housing space (2) by a spring (33).
Is urged in a direction to protrude from the bottom surface (21).

[0006]

[Operation and effect] The battery (5) is a space for storing the battery.
When the battery (5) is pushed into the bottom surface of the battery (5) and then the battery (5) is slid in the short direction, the catch grooves (53) and (53) of the battery (5) and the catch pieces (2
2) The battery 22 does not move away from the bottom surface of the battery housing space 2 due to the engagement of the battery 22.
When the battery (5) slides, the battery
When the projection (3) dents in contact with (5) and the locking dent (55) of the battery (5) corresponds to the projection (3), the spring-biased projection (3) becomes indented by the locking dent (55). ) Break into the battery
(5) prevents sliding in the opposite direction. Therefore,
The battery (5) is securely held in the loading position.

To remove the battery (5), use the lever (3).
Press 1) to dent the protrusion (3) and unlock the battery (5). The battery (5) is slid in the opposite direction to the above, so that the catch grooves (53) (53) and the catch pieces (22) (2)
When the engagement of 2) is released, the battery 5 can be taken out of the battery housing space 2.

[0008] The movement of the battery (5) required for holding and removing the battery (5) requires only a slight sliding of the battery (5) in the short side direction in the battery housing space (2). The size of (2) does not need to be much larger than the size of the battery (5),
A battery housing space (2) can be formed on the side of a small electronic device, for example, an 8 mm video camera, so that the battery (5) can be loaded. Even when the opening 2) is closed, the hinge of the lid, which requires a relatively large space, can be easily attached.

[0009]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be specifically described below based on an embodiment using an 8 mm video camera. The battery (5) to be loaded is the same as that shown in FIGS. 7, 8, and 9 described above. To hold the battery (5), the four catching grooves (53) at both ends of the battery (5) and the terminal surface (54)
Utilize the locking recess (55) above (54).

As shown in FIG. 1, an 8 mm video camera has a lens section (1) at one end of a video camera body (1) made of synthetic resin.
2) A viewfinder (11) is provided from the center to the other end. In the following description, the front means the lens unit (12) side, and the rear means the eyepiece unit (13) of the viewfinder (11). Below the viewfinder (11) of the video camera body (1), a horizontally long, substantially rectangular battery housing space (2) is provided on the side of the body. The surface facing the side opening surface of the battery housing space (2) is called a bottom surface (21).

At the front and rear ends of the battery housing space (2), a bottom surface is provided.
(21) Close to the upper and lower two places respectively (22) (22), (2
2) (22) is protruding. The hooking piece (22) is shown in FIG.
9 with the back side (52) facing the bottom surface (21) of the battery housing space (2) with the battery (5) shown in FIG.
(56) with the pointing direction facing upward, push it in close proximity to the lower side wall (26) of the battery housing space (2), and then slide it slightly toward the upper side wall (23) (Example About 4mm), and each hook (22) is a battery
(5) Fit into the catch groove (53)
(5) prevents the battery housing space (2) from moving away from the bottom surface.

The front and rear ends of the battery accommodating space (2) are in contact with a side wall (23) above the battery accommodating space (2).
(24) and (24) are provided so as to face each other. The receiving pieces (24) and (24) serve as hits when the lid (4) described later is closed. Each of the receiving pieces (24) and (24) has a surface facing the bottom surface (21) of the battery housing space (2) so as not to hinder the loading of the battery (5). ) It is formed on the arc surface (25) corresponding to the arc edges (50) at both ends.

On the bottom surface (21) of the battery housing space (2),
The projection (3) is provided so as to be able to protrude and retract corresponding to the position of the locking recess (55) of the battery (5) at the holding position. As shown in FIG. 5, the projection (3) is connected to an L-shaped unlocking lever (31), and the lever (31) passes through the upper side wall (23) of the battery housing space (2). And battery storage space (2)
A head (32) is provided at the front end so as to protrude into the notch (23a) of the opening edge of the opening.

The lock release lever (31) is urged by a spring (33) in a direction in which the projection (3) projects into the battery housing space (2). When the head (32) is pressed, the spring (33) is released. )
The protrusion (3) is opposed to the bottom surface (21) of the battery housing space (2).
Sinks. As described above, the protrusion (3) has a guide inclined surface (3) on the side of the battery (5) so that when the battery (5) is slid to the loading holding position, the protrusion (3) easily hits the battery (5).
a) is formed.

On the bottom surface (21) of the battery housing space (2),
The terminals (7) and (7) having spring properties are exposed corresponding to the terminal surfaces (54) and (54) of the battery (5) at the holding position.

A spring piece (34) for pressing the back surface of the battery (5) at the holding position is provided on the bottom surface (21) of the battery accommodating space (2). The spring piece (34) is formed by notching, and the contact portion (35) is formed so as to protrude at the tip of the spring piece (34). Furthermore, on the bottom surface (21) of the battery housing space (2),
Explanatory drawing (6) (6) for the loading and unloading method of the battery (5)
1) is marked.

A lid (4) for closing the opening of the battery storage space (2) is attached to the front edge of the battery storage space (2) so as to be openable and closable, and the free end of the lid (4) is mounted on the rear edge. Engagement part
A hook (28) that engages with and disengages from (not shown) protrudes. The inner surface of the battery storage space (2) is a liquid crystal monitor screen
(42). A notch (20) into which a finger can be inserted is formed in a part of the side wall (26) below the battery housing space (2).

However, to load the battery (5),
With the back (52) of the battery (5) facing the bottom (21) of the battery housing space (2), the direction of the lock direction indicator (56) on the front (51) of the battery faces upward, and the battery ( 5) is pushed into the battery housing space (2) while approaching the lower side wall (26) of the battery housing space (2).
(FIG. 10). At this time, as shown by the two-dot chain line in FIG. 6, the front end of the battery (5) is inserted into the back of the front end of the battery housing space (2), and the rear end of the battery (5) is inserted into the battery housing space (2). It is easy to work when it is pushed into the bottom (21) of the device.

In this state, the battery (5) is slid in the direction indicated by the lock direction indicating mark (56), that is, toward the side wall (23) above the battery housing space (FIG. 11). As a result, the catch grooves (53) (53) at both ends of the battery and the catch pieces (22) (22) at both ends in the battery housing space (2) engage.

When the battery (5) slides, the protrusion (3) on the bottom surface (21) of the battery accommodating space is pushed by the battery (5) and dents. When the battery (5) reaches the loading and holding position, the protrusion (3). ) And the locking recess 55 of the battery 5 correspond to each other, the projection 3 is fitted into the locking recess 55, and the battery 5 is locked at the loading position. At the same time, the terminals (7) (7) on the bottom surface (21) of the battery housing space (2) are in contact with the terminal surfaces (54) (54) of the battery (5). The spring piece (34) on the bottom surface (21) of the battery storage space (2) is located on the back of the battery (5).
(52) is pressed to prevent rattling of the battery (5).

To take a picture while looking at the monitor screen (42), keep the lid (4) open, and after taking the picture,
(4) should be closed. When the lid (4) is closed, the battery
(5) is invisible from the outside, the appearance is refreshed, and the appearance is improved. The head (32) of the lever (31) is pressed against the spring (33) to dent the protrusion (3) and unlock the battery (5). In this state, the battery (5) is locked. Slide in the direction opposite to the direction indicated by the mark (56) to lock the battery (5) with the catch grooves (53) (53) and the battery storage space.
The engagement of the hook pieces (22) and (22) in (2) is released. The finger may be inserted into the notch (20) of the lower side wall (26) of the battery housing space (2), and the battery (5) may be pulled out toward the user.

As described above, the movement of the battery (5) required for holding and opening the battery (5) at the loading position and removing the battery (5) is performed by sliding the battery (5) in the transverse direction in the battery storage space (2). The size of the battery storage space (2) does not need to be much larger than the size of the battery (5). Even small electronic devices such as an 8 mm video camera can be used on the side. Battery storage space
Not only can the battery (5) be loaded by forming (2), but a relatively large space is required even when the opening of the battery housing space (2) is closed with a lid having a monitor screen on the inner surface. The hinge of the lid can be attached without difficulty. The present invention is not limited to the configuration of the above embodiment, and various modifications are possible within the scope of the claims.

[Brief description of the drawings]

FIG. 1 is a front view of an 8 mm video camera.

FIG. 2 is an oblique view of a side surface of the battery housing space on the same side.

FIG. 3 is a perspective view of the rear side of the battery housing space.

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

FIG. 5 is a sectional view taken along the line BB in FIG. 4;

FIG. 6 is an explanatory diagram of a method of loading a battery when the video camera is viewed from directly above.

FIG. 7 is a perspective view of a peripheral side of the battery.

FIG. 8 is a rear perspective view of the battery.

FIG. 9 is a perspective view of a main part on the back side of the battery.

FIG. 10 is a front view of a state where a battery is pushed into a battery housing space.

FIG. 11 is a front view of a state where the battery is slid to the loading holding position.

[Explanation of symbols]

 (1) Video camera body (2) Battery storage space (22) Hook (3) Projection (4) Lid (5) Battery (53) Hook groove (55) Lock recess

Claims (4)

[Claims] 1. A flat rectangular battery (5) having hook grooves (53) and (53) at both ends and terminal surfaces (54) and (54) and a locking recess (55) on a back surface is inserted into a battery housing space of an electronic device. A battery mounting structure for detachably mounting the battery to the battery, wherein the battery accommodating space has no room for movement of the battery in the longitudinal direction of the battery and room for movement in the short direction. , And at both ends of the bottom surface (21) facing the opening surface of the battery housing space (2),
When the battery is inserted into the battery storage space (2), the battery enters the catch groove (53) (53) of the battery (5),
In this state, by sliding the battery in the short direction, engaging pieces (22) and (22) are provided which engage with the engaging grooves (53) and (53) to prevent the battery from being pulled out toward the opening side. In the bottom surface (21) of the battery housing space (2), the catching grooves (53) and (53) of the battery (5) are provided.
When the hooks (22) and (22) of (2) are engaged, the battery
A projection (3) that fits into the locking recess (55) of (5) and prevents the battery from sliding in the short direction is provided so as to be able to protrude and retract, and the projection (3) is located near the battery housing space (2). A battery mounting structure for an electronic device connected to a provided lever (31) and urged by a spring (33) in a direction protruding from a bottom surface (21) of the battery housing space (2). 2. The battery mounting structure for an electronic device according to claim 2, wherein a notch (20) into which a finger can be inserted is formed in one end wall (26) along the longitudinal direction of the battery housing space (2). 3. The battery mounting structure for an electronic device according to claim 1, wherein a spring piece (34) for pressing a back surface of the battery (5) is provided on a bottom surface (21) of the battery housing space (2). . 4. A lid (4) formed in a laterally long shape on the side of the video camera, and attached to one short edge of the battery storage space (2) by hinge connection so as to be openable and closable. The battery mounting structure according to any one of claims 1 to 3, wherein an opening surface of the battery housing space (2) is closed by the cover, and an inner surface of the lid (4) serves as a monitor screen (42).