JP2007057997A - Electrical apparatus having lid - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To reduce the number of components of an apparatus and reduce the overall size of the apparatus, by enabling the locking and the automatic opening of a lid with a single spring. <P>SOLUTION: A digital camera is equipped with a cabinet 1 and a lid 3 which places itself on the cabinet 1, in such a manner that it moves up and down in a rotational manner. The lid 3 can move on the cabinet 1 from front to rear. A slide 2 is provided to the lid 3, and a wall piece 4, facing the slide 2 and having a guide face 40 for pushing the slide in the direction that the lid 3, is opened toward the edge part is provided on cabinet 1. The slide 2 is energized by a spring toward the wall piece 4. The slide 2 is provided, in such a manner that it moves among a first position where it abuts against the rear surface of the wall piece 4 at the retreated position in which the lid 3 is closed, and restricts the advance of the lid 3, a second position where it moves from the first position resisting the energization by the spring, abutting against the wall piece 4 no longer, and allows the lid 3 to advance, and a third position in which it abuts against the guide face 40 of the wall piece 4 by the spring energization in the position at which the lid 3 has advanced, and energizes the lid 3 in the direction of its opening. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to an electric device having a lid, and more specifically to a digital camera having a battery lid.

FIG. 10 is a perspective view of a digital camera having a battery lid previously proposed by the applicant (see Patent Document 1), and FIG. 11 is a left side view of FIG. The cabinet (1) is provided with a concave surface (12), and an opening (13) for accommodating the batteries (8) and (8) is formed in the concave surface (12). The opening (13) is covered with a lid (3). The lid (3) is provided so as to be rotatable up and down around the pivot (30). On the back side of the lid (3), there is a lock lever (7) for locking the lid (3) to the cabinet (1) and A cover plate (6) covering the lock lever (7) is provided. The cover plate (6) is made of metal and also serves as an electrode plate. The end of the cover plate (6) forms a spring piece (65) that urges the lid (3) upward.
The cabinet (1) forms a hook piece (18) facing the tip of the lid (3), and a claw that hooks on the lower surface of the hook piece (18) at one end of the lock lever (7). A piece (70) is provided.

  12 (a) and 12 (b) are rear views of the conventional lid (3). One end of the lock lever (7) is pivotally supported (71) by the lid (3) and is urged clockwise by a torsion spring (5). When the lid (3) is closed against the spring piece (65) from the position where the lid (3) is opened as shown in FIG. 11, the claw piece (70) is placed at the tip of the collar piece (18). Abut. When the claw piece (70) hits the tip of the hook piece (18), the lock lever (7) resists the biasing force of the torsion spring (5) as shown in FIG. ), And the claw piece (70) once escapes from the hook piece (18). When the claw piece (70) passes through the hook piece (18), the lock lever (7) is rotated clockwise by the torsion spring (5), and the claw piece (70) is shown in FIG. It catches on the lower surface of (18). As a result, the lid (3) is locked to the cabinet (1). When the catch between the claw piece (70) and the hook piece (18) is released, the cover (3) is opened by the biasing force of the spring piece (65).

JP-A-10-92403

In the conventional structure shown in FIG. 10, a torsion spring (5) for urging a lock lever (7) for locking the cover (3) and a spring piece (65 for automatically opening the cover (3) after unlocking) ) And two spring bodies were required. This hinders an increase in the number of components and downsizing of the entire device.
An object of the present invention is to lock the lid (3) and automatically open the lid (3) with a single spring body, to reduce the number of components and to reduce the overall size of the device. .

The electric device includes a cabinet (1) and a lid (3) covering the cabinet (1) so as to be rotatable up and down. The lid (3) is provided on the cabinet (1) so as to be movable back and forth.
The lid (3) is provided with a slide body (2), and the cabinet (1) is opposed to the slide body (2) and at the end, a guide surface (40) for pushing the lid (3) to open. ), And the slide body (2) is spring-biased toward the wall piece (4),
The slide body (2) includes a first position for contacting the rear surface of the wall piece (4) at the retracted position where the lid (3) is closed, and restricting the forward movement of the lid (3), and the first position. From the second position where the contact with the wall piece (4) is released and the lid (3) is allowed to move forward, and the lid (3) is moved forward. It is provided so as to be movable between a third position where the lid (3) is urged in contact with the guide surface (40) of the wall piece (4) by the force.

At the retracted position where the lid (3) is closed, the slide body (2) is in contact with the rear surface of the wall piece (4) and restricts the forward movement of the lid (3). To open the lid (3), the slide body (2) is moved against the spring bias, and the contact between the wall piece (4) and the slide body (2) is removed. The lid (3) can move forward. When the lid (3) is moved forward, the spring-biased slide body (2) comes into contact with the guide surface (40) of the wall piece (4) and the lid (3) automatically opens.
Accordingly, the slide body (2) that restricts the forward movement of the lid (3) and opens the lid (3) in contact with the guide surface (40) of the wall piece (4) at the forward position of the lid (3). Is biased by one spring body. Therefore, the number of components can be reduced as compared with the conventional structure, and the entire device can be downsized.

Hereinafter, an embodiment of the present invention will be described with reference to the drawings.
FIG. 1 is a perspective view of an electric apparatus, specifically a digital camera, provided with a lid according to this example. As is well known, a liquid crystal panel (10) and a shutter button (11) are provided on the cabinet (1), and a lid (3) is provided on the lower surface of the cabinet (1) so as to cover the battery compartment. . 2A and 2B are perspective views of the digital camera upside down. The lower surface of the cabinet (1) forms a concave surface (12) that is recessed by one step, and an opening (13) that accommodates the battery is formed in the concave surface (12). The lid (3) covers the opening (13) and rotates up and down around a pivot (30) provided at the base end. The lid body (3) is slidable along the arrow B direction, and in the following description, the arrow B direction is the forward direction of the lid body (3) and the reverse direction is the backward direction. The pivot 30 is fitted in a long hole (not shown) that extends in the front-rear direction of the cabinet 1 and is guided to move back and forth.
From the upper surface of the lid (3), an operation knob (20) operated by a user's finger is exposed, and the operation knob (20) is substantially orthogonal to the front and rear direction on the lid (3) (that is, It fits into the elongated hole (31) extending left and right. When opening the lid (3), the operating knob (20) is slid in the direction of arrow A in FIG. 2 (a), and then the lid (3) is advanced.

As shown in FIG. 2 (b), a cover plate (6) also serving as an electrode plate is provided on the back surface of the lid (3), and three claw pieces (32) ( 32a) and (32b) are provided. On the upper surface of the concave surface (12), there are provided hook pieces (14), (14a) and (14b) which are hooked on the hook pieces (32), (32a) and (32b). The pieces (14), (14a), and (14b) constitute a locking mechanism for the lid (3). The claw pieces (32) (32a) (32b) and the hook pieces (14) (14a) (14b) are not limited to three.
3 (a) is a sectional view showing an engaged state of one claw piece (32) and a collar piece (14), and FIG. 3 (b) is a sectional view showing a non-engaged state. The same applies to the engaged and disengaged states of the claw pieces (32a) (32b) and the hook pieces (14a) (14b). As shown in FIG. 3 (a), in the retracted position of the lid (3), the claw piece (32) fits into the hole (15) formed in the collar piece (14) and locks the lid (3). To do. In the forward position of the lid (3) shown in FIG. 3 (b), the claw piece (32) can be removed from the hole (15) to open the lid (3).

4 is a cross-sectional view of the lid (3) cut along the plane including the line CC in FIG. 2 (b), and FIG. 5 is a perspective view of FIG. 2 (b) viewed from the D direction. 6 (a) and 6 (b) are rear views of the lid (3), and the cover plate (6) is omitted. Between the lid (3) and the cover plate (6), a slide body (2) is slidably fitted to the left and right, and the operation knob (20) is provided integrally with the slide body (2). The left end portion (22) of the slide body (2) protrudes outward through the side wall (33) of the lid body (3), and is inclined to the outside on the lower surface of the left end portion (22) ( 21) is formed.
As shown in FIG. 5, on the side wall of the concave surface (12), a wall piece (4) is provided behind one collar piece (14b), and the upper end of the wall piece (4) is a lid. A guide surface (40) which is an inclined surface in contact with the inclined surface (21) of the slide body (2) is formed at the forward position of (3).
As shown in FIG. 6 (a), the slide body (2) is urged by a torsion spring (5) in a direction in which the left end (22) forming the slope (21) protrudes from the side wall (33). When the user presses the operation knob (20) with his / her finger against the torsion spring (5) in the direction of arrow A (the same as direction A in FIG. 2 (a)), the left end (22) of the side wall (33) Retract inside.

7 (a) and 7 (b) are cross-sectional views in which the lid (3) is broken along the plane including the line EE in FIG. 2 (a), and (a) is a retreat of the lid (3). The position (b) shows the forward position of the lid (3). At the retracted position of the lid (3), as shown in FIG. 7 (a), the left end (22) of the slide (2) is in contact with the rear surface of the wall piece (4), and the lid (3) Prevent inadvertent advancement. This position is defined as a first position.
As described above, in order to open the lid (3), the slide body (2) is first moved in the direction of arrow A in FIGS. 2 (a) and 6 (a), and the left end (22) and the wall piece ( 4) Remove the contact. The lid (3) can move forward. This position is defined as a second position.
Thereafter, the lid (3) is advanced with a finger. When the finger is released from the slide body (2) at this advanced position, the left end (22) forming the slope (21) by the biasing force of the torsion spring (5) protrudes from the side wall (33) (FIG. 6). (See (a)). At this time, the slope (21) is in contact with the wall piece (4) as shown in FIG. 7 (b).
FIG. 8 is a view of FIG. 7B as viewed from the F direction, and FIG. 9 is an enlarged view of a portion H in FIG. 8, and the cover plate (6) is omitted. The slope (21) of the slide body (2) is in contact with the guide surface (40) of the wall piece (4). Since the slide body (2) is urged to the left by the torsion spring (5), when the inclined surface (21) contacts the guide surface (40), the lid body (3) is lifted. This position is defined as a third position. That is, when the lid (3) is advanced with a finger, the lid (3) automatically opens.

  To close the lid (3), the reverse operation is performed, i.e., the third position is returned to the first position. If the open lid (3) is forcibly closed by hand, the slide body (2) moves rightward against the torsion spring (5). When the lid (3) is retracted and the control knob (20) is released, the slide body (2) is moved to the left by the torsion spring (5) and the side surface near the slope (21) is the wall piece (4). It touches the rear surface.

In this example, the slide body (2) contacts the rear surface of the wall piece (4) and restricts the forward movement of the lid body (3) at the retracted position where the lid body (3) is closed. In order to open the lid (3), the slide body (2) is moved against the bias of the torsion spring (5), and the contact between the wall piece (4) and the slide body (2) is removed. The lid (3) can move forward. When the lid (3) is moved forward, the inclined surface (20) of the slide body (2) biased by the torsion spring (5) comes into contact with the guide surface (40) of the wall piece (4), and the lid (3 ) Opens automatically.
Accordingly, the slide body (2) that restricts the forward movement of the lid (3) and opens the lid (3) in contact with the guide surface (40) of the wall piece (4) at the forward position of the lid (3). Is biased by one torsion spring (5). Therefore, the number of components can be reduced as compared with the conventional structure (see FIGS. 10 to 12), and the entire device can be downsized.

The above description of the embodiments is for explaining the present invention, and should not be construed as limiting the invention described in the claims or reducing the scope thereof. In addition, the configuration of each part of the present invention is not limited to the above embodiment, and various modifications can be made within the technical scope described in the claims.
In the above example, a digital camera is shown as an electric device, but it goes without saying that the present invention is not limited to a digital camera.

It is a perspective view of a digital camera. (a), (b) is the perspective view which turned the digital camera upside down. (a) is sectional drawing which shows the engagement state of one claw piece and a hook piece, (b) is sectional drawing which shows a non-engagement state. It is sectional drawing which fractured | ruptured the cover body in the surface containing CC line of FIG.2 (b). It is the perspective view which looked at FIG.2 (b) from the D direction. (a), (b) is a back view of a cover, and the cover plate is omitted. It is sectional drawing which fractured | ruptured the cover body in the surface containing the EE line | wire of Fig.2 (a), (a) shows the retreat position of a cover body, (b) shows the advance position of a cover body, respectively. It is the figure which looked at FIG.7 (b) from the F direction. It is an enlarged view of the H section of FIG. It is a perspective view of the conventional digital camera. It is a left view of FIG. It is a back view of the conventional lid.

Explanation of symbols

(1) Cabinet
(2) Slide body
(3) Lid
(4) Wall pieces
(40) Guide surface

Claims (2)

A cabinet (1) and a lid (3) covering the cabinet (1) so as to be rotatable up and down are provided. The lid (3) is provided on the cabinet (1) so as to be movable back and forth.
The lid (3) is provided with a slide body (2), and the cabinet (1) is opposed to the slide body (2) and at the end, a guide surface (40) for pushing the lid (3) to open. ), And the slide body (2) is spring-biased toward the wall piece (4),
The slide body (2) has a first position that contacts the rear surface of the wall piece (4) in a retracted position where the lid body (3) is closed and restricts the forward movement of the lid body (3), and the first position. 2nd position that moves against the spring bias, disengages the wall piece (4) and allows the lid (3) to move forward, and the spring bias at the forward position of the lid (3) The electric device is characterized in that it is provided so as to be movable between a third position that contacts the guide surface (40) of the wall piece (4) and urges the lid (3) to open. Between the lid (3) and the cabinet (1), the lid (3) is locked at the retracted position of the lid (3) and unlocked at the forward position of the lid (3). The electric device according to claim 1, wherein a locking mechanism is provided.

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