JP3301975B2 - Lid lock protection mechanism - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a lock for a lid which is pivotally supported by a main body of an electronic device such as a digital still camera or the like and has a slide member for locking and unlocking. It is related to a section protection mechanism.

[0002]

2. Description of the Related Art Conventionally, in a lid locking mechanism of this type, a sliding member for closing and unlocking the lid is slid in a direction for locking the lid even when the lid is open. be able to. Accordingly, the lid may be closed while the slide member (4) is in the lid closed lock position. In this case, the slide member may be closed.
(4) sometimes collided with a part of the device body and was damaged.

[0003] Even when the lid is unlocked, the lid and the device main body remain flush with each other, so that it is difficult for fingers to catch on the lid and it is difficult to open the lid. The present invention is to clarify a lid lock portion protection mechanism that can solve the above problem.

[0004]

According to the present invention, there is provided a mechanism for protecting a lock portion of a lid, which is provided on a main body of the device and provided with a slide member for locking and unlocking. A sliding member (4) provided on the device body (1) so as to be slidable on the cover (2) in a direction perpendicular to the rotation direction of the cover.
Are provided with engaging portions (14), (15) and (16), which are disengaged by sliding, and a releasing piece on the device body (1) when the lid is closed is provided on the lid (2).
An elastic plate piece (6) that bends in contact with (17) is provided, and the slide member (4) and the elastic plate piece (6) are engaged with each other when the lid is open to attach the slide member (4). A claw piece (61) and a receiving section (41) are provided for locking at positions where they cannot interfere with the engaging portions (14), (15) and (16). When the lid is closed, the elastic plate piece (6) bends and the claw is bent. The engagement between the piece (61) and the receiving portion (41) is released to allow the slide member (4) to slide in the locking direction. Equipment body
(1) is the body (11) of the digital camera, and the body (11)
Attach the lid (2) to the concave step (13) of the, and when the lid (2) is closed, the surfaces of the lid (2) and the body (11) are aligned, and when the lid (2) is unlocked, the elastic plate piece The free end of the lid (2) can be lifted by the elastic return of (6).

The locking means (5) includes an elastic plate piece (6) fixed at one end and a claw piece (61) on one of the slide member (4).
And a receiving portion (41) that engages with and disengages from the claw piece (61) can be provided on the other side.

[0006]

[Operation and Effect] When the lid (2) is opened, the locking means
According to (5), the slide member (4) is held at the unlocked position of the lid (2), and even if the lid (2) is closed in this state, the slide member (4) is engaged with the device body (1). Joint part (14) (15)
It does not interfere with (16) and therefore the sliding member (4)
Alternatively, the engaging portions (14), (15), (16) are not damaged.

When the lid (2) is closed, the locking means (5) of the lid (2)
The release piece (17) on the device main body (1) acts on the device to release the engagement between the claw piece (61) and the receiving portion (41), and the restriction of the slide member (4) is released. Therefore, when the sliding member (4) is slid in the locking direction, the sliding member (4) engages with the engaging portions (14), (15), (16) on the instrument body (1), and the lid (2) is closed. Locked to state.

When the slide member (4) is slid in the unlocking direction, the slide member (4) and the engaging portions (14) (15) (1
6) is disengaged, and the slide member (4) is held at the lock release position.

As described above, when the lid (2) is open, the slide member (4) is held at the unlocked position, so that even if the lid (2) is inadvertently closed, the slide member (4) is not closed.
And the engaging portions (14), (15), (16) can be prevented from colliding and being damaged.

[0010] The locking means (5) is attached to one of the elastic plate piece (6) having one end fixed and the slide member (4).
1), and the other side is provided with a receiving portion (41) for engaging and disengaging with the claw piece (61).
If the receiving portion (41) and the claw piece (61) are disengaged against (6), the slide member (4) is slid in the unlocking direction to open the lid (2). The free end of the lid (2) is slightly lifted by the elastic restoring force of the elastic plate piece (6) and rises from the surface of the device main body (1), so that the lid (2) can be easily fingered. (2) It becomes easy to open.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the present invention will be specifically described based on an embodiment of a cover (2) of a battery housing (12) formed at one end of a digital camera. FIG. 1 is a front view of the digital camera with the cover (2) closed, and FIG. 2 is a front view of the digital camera with the cover (2) opened. FIG. 3 shows a state in which the cover (2) is mounted with the digital camera turned upside down. As shown in FIG. 4, a battery housing portion (12) having a bottom opening capable of housing four AA batteries in parallel is opened at one end side of a device body (1) of a digital camera, that is, a body (11).

The bottom surface of the body (11) on the side of the battery housing (12) is
A concave step (13) is formed corresponding to the thickness of the lid (2). As shown by a solid line in FIG. 1, when the lid (2) is closed, the lid (2) is closed.
And the bottom of the body (11) are flush. In the concave step (13),
An engaging portion having recesses (14a), (15a), and (16a) in side openings through which a slide member (4) on a lid (2) described later slides and engages.
(14), (15), and (16) are provided. Also, in the concave step (13),
A release piece (17) against which the elastic plate piece (6) on the lid (2) collides is provided. In the embodiment, one engaging portion (16) also serves as the release piece (17).

A cover (2) is provided at the end of the body (11) on the battery housing side.
Is pivoted. The lid (2) is formed of a synthetic resin, and is provided with a pair of parallel supporting pieces (21) (21) projecting in parallel to the receiving recess of the body (11).
(11a), and is rotatably supported by the body (11) by a pin (11b).

As shown in FIG. 6, a slide member (4) is provided on the lid (2) so as to be slidable in a plane perpendicular to the rotation direction of the lid (2) and parallel to the pin (11b). I have. Slide member
(4) is formed in a plate shape with a synthetic resin or the like, and the body (11)
Penetration portions (42), (43), and (44) that can slide and engage with the upper engagement portions (14), (15), (16) are formed. A separate knob (3) is screwed and fixed to the slide member (4), and a finger hook (31) formed on the knob is provided with a penetrating length formed on the lid (2) as shown in FIG. The hole (22) is slidably projected in the longitudinal direction of the hole.

The cover (2) includes a back surface of the cover (2) and a slide member.
A metal elastic plate piece (6) is provided between the base plate and (4), with its base end screwed. The elastic plate piece (6) is formed of a thin metal plate, with its base end facing the pivot piece (21) side of the lid (2) and its free end facing the free end side of the lid (2). ), And when the lid (2) is closed, the free end of the elastic plate piece (6) collides with the release piece (17) on the body (11) and bends.

The elastic plate piece (6) has a nail piece formed by cutting and raising.
The sliding member (4) is provided with protrusions (42), (43), and (44) for the sliding member (4). A receiving portion (41) into which the claw (61) on the unloaded elastic plate (6) can enter in a position not engaged with the (16);
Are formed, and the claw piece (61) and the receiving portion (41) constitute locking means (5) for the slide member (4). The receiving portion (41) of the embodiment is a hole penetrating through the front and back of the slide member (4), but is not limited to the hole as long as it can restrain the movement of the claw (61).

The conductive end plates 7 and 8 are screwed and fixed to the lid 2 so as to cover the slide member 4 (FIGS. 4 and 5).
Denotes the conductive end plates (7) and (8)). Conductive end plate
(7) and (8) connect the batteries accommodated in the battery accommodating portion (12) in series, and each includes a contact projection (71) (81) and a contact ring (7).
2) (82) are formed one by one. The contact rings (72) and (82) are smaller in diameter than the end face of the AA battery on the negative electrode side and larger than the diameter of the positive electrode protrusion, and the insides of the contact rings (72) and (82) are through holes (73) and (8).
3). With the conductive end plates (7) and (8) fixed to the lid (2), the legs (18) (18), (19) and (19) protruding from the lid (2)
Penetrate the conductive end plates (7) and (8) or penetrate the ends of the plates and face each other with the contact protrusions (81) and (71) interposed therebetween.

The contact pieces (10) (10) projecting from the lid (2) penetrate the contact rings (72) and (83). Opposing leg pieces (18) (1
The distance between (8), (19), and (19) is smaller than the diameter of the end face on the negative electrode side of the AA battery, and larger than the diameter of the positive electrode projection. Therefore, only the negative electrode of the AA battery can contact the contact rings (72) and (82) of the conductive end plates (7) and (8), and the contact protrusions (71) and (81) support the AA.
Only the positive electrode of the battery can be contacted.

However, as shown in FIG. 4, when the lid (2) is open, the claw (61) of the elastic plate (6) and the slide member (4) are used.
And the sliding member (4) is engaged with the receiving portion (41) of the cover (2).
In the unlock position. Therefore, even if the lid (2) is closed in this state, the entrance of the slide member (4) is
(42), (43) and (44) do not interfere with the engaging portions (14), (15) and (16) of the device body (1), and therefore, the sliding member (4) or the engaging portion (14) ( 15) (16) will not be damaged.

When the lid (2) is closed, the elastic plate piece on the lid (2)
The free end (61) of (6) collides with the release piece (17) on the device body (1), the elastic plate piece (6) bends, and the engagement between the claw piece (61) and the receiving portion (41) is released. The slide member (4) is released and the restriction of the slide member (4) is released. Therefore,
When the slide member (4) is slid in the locking direction, the slide member (4) is engaged with the engaging portions (14) (15) (16) on the device main body (1).
And the lid (2) is locked in the closed state.

When the slide member (4) is slid in the unlocking direction, the slide member (4) and the engaging portions (14) (15) (1
6) is disengaged. When the pressing force against the lid (2) is released, the free end of the lid (2) is lifted up by the elastic restoring force of the elastic plate piece (6) as shown by the two-dot chain line in FIG.
The claw piece (81) fits in the receiving portion (41) of the slide member (4),
The slide member (4) is held in the unlock position.

As described above, since the free end of the lid (2) is slightly lifted and rises from the surface of the body (11),
(2) is easily fingered and the lid (2) is easily opened. With the lid (2) opened, the slide member (4) is held in the unlocked position, so
Even if (2) is closed, the sliding member (4) and the engaging portions (14) (15) (1
6) can be prevented from being damaged by collision.

In the above embodiment, the elastic plate piece (6) has a claw piece.
(61) The receiving portion (41) is formed on the slide member (4). However, the sliding member (4) may be formed with a claw piece, and the elastic plate piece (6) may be formed with a receiving portion with which the claw piece engages and disengages. Similar effects can be obtained.

The present invention is not limited to the above configuration, and various modifications can be made within the scope of the claims.

[Brief description of the drawings]

FIG. 1 is a front view of a digital camera with a lid closed.

FIG. 2 is a front view of the digital camera with a cover opened.

FIG. 3 is a perspective view from the bottom side of the digital camera on the side of the battery housing unit.

FIG. 4 is an oblique view of the battery accommodating portion with a lid opened.

FIG. 5 is a perspective view of only a lid in a closed state.

FIG. 6 is an exploded perspective view of the lid.

[Explanation of symbols]

 (1) Instrument body (12) Battery compartment (14) Engagement part (17) Release piece (2) Lid (4) Slide member (41) Receiving part (5) Locking means (6) Elastic plate piece (61) ) Nail piece

──────────────────────────────────────────────────続 き Continued on the front page (58) Field surveyed (Int. Cl. ⁷ , DB name) B65D 35/44-35/54 B65D 39/00-55/16 G03B 17/02

Claims (2)

(57) [Claims] 1. A lock protection mechanism for a lid (2) pivotally supported by an instrument body (1) and provided with a locking and unlocking slide member (4), wherein the instrument body (1) includes: Engaging parts (14), (15), (16) on which a slide member (4) slidably mounted on the lid (2) and slidably perpendicular to the rotation direction of the lid is slid.
The lid (2) is provided with an elastic plate piece (6) that bends by contacting the release piece (17) on the instrument body (1) when the lid is closed,
The sliding member (4) and the elastic plate piece (6) are engaged with each other when the lid is open, and the sliding member (4) is engaged with the engaging portions (14) (15).
Claw piece (61) and receiving part (41) that lock at a position where it cannot interfere with (16)
When the lid is closed, the elastic plate (6) bends and the claw (6)
A lock portion protection mechanism for a lid, wherein the engagement between 1) and the receiving portion (41) is released to allow the slide member (4) to slide in the locking direction. 2. An apparatus main body (1) is a body of a digital camera.
(11), wherein a lid (2) is attached to the concave step (13) of the body (11), and when the lid (2) is closed, the surfaces of the lid (2) and the body (11) are aligned. 2. The lid locking mechanism according to claim 1, wherein when the lid is unlocked, the free end of the lid is lifted by the elastic return of the elastic plate piece.