JP2003317682A - Electronic equipment and lock mechanism of battery housing device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To improve greatly the handling performance at removing the battery housed in battery housing part without affecting the set size of the electronic equipment. <P>SOLUTION: This is a lock mechanism of a battery housing device that locks the battery 11 housed in the battery housing part 12 of an electronic equipment 1 from moving from the opening part 12A of the case 2 to the direction of removing. It comprises a lock member 27 that locks at least one face facing the opening part 12A of the case 2 of the battery 11, a guide part 28 that guides the lock member 27 capable of movement along one face facing the opening part 12A of the case 2 of the battery 11, between the lock position where the lock member 27 locks the battery 11 and the unlock position where the lock member 27 releases the locking state with the battery 11, a spring member 29 that energizes the lock member 27 guided by the guide member 28 to the lock position side, and an operating part 40 that operates to move the lock member 27 to the unlock position side against the energizing force of the spring member 29. <P>COPYRIGHT: (C)2004,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an electronic device provided with a lid for opening and closing an opening formed in a housing, and a battery housing portion for housing a battery through the opening of the housing, and an electronic device thereof. The present invention relates to a lock mechanism that locks a battery stored in a battery storage portion of a battery storage device provided in such an electronic device so as to move in a direction in which the battery is discharged from an opening of a housing.

[0002]

2. Description of the Related Art Conventionally, a portable electronic device such as a video camera or a digital still camera uses a battery as a power source. Therefore, the electronic device includes a battery housing device for housing the battery inside the housing, and the battery housing device has a battery insertion / removal opening for inserting and removing the battery in the housing. It has a battery lid that opens and closes the insertion / removal opening, and a battery storage portion in which a battery is stored through the battery insertion / removal opening. Further, in addition to the battery lid that opens and closes the battery insertion / extraction port, the battery storage device holds the battery that is relatively heavy in the battery storage part, so that the battery stored in the battery storage part is The one having a lock mechanism for locking the movement in the discharging direction is currently in the mainstream.

Here, a lock mechanism of a battery accommodating device which has been conventionally used will be described.

For example, a digital still camera 100 shown in FIG. 16 has a pair of upper halves 101 which are attached to each other.
Inside the casing 101 composed of A and the lower half 101B, there is a camera unit 102 in which an imaging lens 102A faces outward from an opening for a lens formed in the casing located at one corner on the front side. The viewfinder unit 10 is located at one corner on the rear surface side facing the camera unit 102.
3 and 3. In addition, a base substrate 104 having a size substantially matching the internal space is provided inside the housing 101, and the internal space is divided into one main surface side and the other main surface side of the base substrate 104, respectively. There is. Then, on one main surface side of the base substrate 104 that divides the internal space of the housing 101,
An image recording unit 105 for recording image data captured by the camera unit 102 in a disk cartridge as an external recording medium and a battery storage unit 107 for storing a battery 106 as a power source are provided. On the other hand, this base substrate 10
4, an electronic circuit component 108 such as an IC, a liquid crystal display panel 110 that displays an image captured by the camera unit 102 in addition to the viewfinder unit 103, and a jack 110 that connects to an external device. Etc. are provided,
These are electrically connected to the wiring formed on the base substrate 104.

The image recording section 105 has a cartridge insertion / removal opening 105 through which a disk cartridge is inserted / removed on the front side thereof.
A shutter member 1 for holding a cartridge insertion / removal opening 105A for preventing dust and the like from entering the inside.
05B is provided so that it can be opened and closed.

As shown in FIGS. 16 and 17, the battery housing portion 107 constitutes a battery housing device in which the battery 106 is housed through a battery insertion / removal opening 107A formed in another corner portion on the front surface side of the housing 101. A battery lid 111 that opens and closes the battery insertion / removal opening 107A is rotatably attached to the housing 101. Further, the battery lid 111 constitutes a part of the housing 101 in a state where the battery insertion / removal opening 107A is closed, and the main surface constituting a part of the housing 101 has the battery lid 111 for opening and closing. Lid opening / closing mechanism 11
Two are provided. Further, at the bottom of the battery housing portion 107, a pair of connection terminals 114 electrically connected to the pair of electrode terminals 113 of the housed battery 106, and the battery 106.
And a coil spring 115 that is elastically displaceable in the insertion / removal direction.

The upper half 10 which constitutes the casing 101
1A and the lower half 101B are attached to each other to form the semi-circular cutouts 116A and 116B that form the above-described lens openings, and the rectangular cutouts that form the above-described battery insertion / ejection ports. Section 117A, 117B
And are formed respectively. Also, the upper half 101A
The liquid crystal display panel 109, which is located on the main surface side, is described above.
A rectangular panel opening 118 facing the outside, a rectangular notch 119 located on the front side corresponding to the above-mentioned cartridge insertion / extraction opening 105A, and a jack 109 described above located on the back side to the outside. A circular hole (not shown) facing each other is formed.

[0008] The battery storage device has a battery lid 11
In addition to the above, in order to hold the battery 106 in the battery storage portion 107, a lock mechanism for locking the battery 106 stored in the battery storage portion 107 in the direction of being discharged from the battery insertion / removal opening 107A is provided. is doing.

This lock mechanism has a lock member 120 for locking one surface of the battery 106 housed in the battery housing section 107 facing the battery insertion / removal opening 107A.
20 is rotatably supported between a locked position for locking the battery 106 and an unlocked position for releasing the locked state with the battery. Specifically, in the base substrate 104, a notch portion 104 corresponding to the lock member 120 is located near the battery insertion / removal opening 107A, that is, at another corner portion on the front surface side.
A is formed. The lock member 120 is arranged in the cutout portion 104A, and the base end side is the support shaft 1
21 is rotatably supported, and the tip side is the battery 10
No. 6 of the battery insertion / removal opening 107A is bent along one surface thereof. The lock member 120 is urged toward the lock position by a plate-shaped spring member 122 that is bent in a substantially V shape. Therefore, the lock member 120 can rotate from the lock position to the unlock position at the tip end side against the bias of the spring member 122.

In the lock mechanism of the conventional battery accommodating device constructed as described above, as shown in FIG.
When the battery is inserted into the battery housing portion 107 through the battery insertion / removal opening 107A, the tip of the lock member 120 abutted against the battery 106 resists the bias of the spring member 122 and is at the unlock position side, as shown in FIG. Is turned to. Then, from this state, as shown in FIG. 19, the battery 106 is further inserted into the battery housing portion 107, whereby the coil spring 115
While being compressed, the battery 106 is stored in the battery storage portion 107. At this time, the tip of the lock member 120 is biased by the spring member 122 and rotated toward the lock position. Then, the front end of the lock member 120 locks the one surface of the battery 106 stored in the battery storage portion 107, which faces the battery insertion / removal opening 107A. As a result, it is possible to prevent the battery 106 stored in the battery storage portion 107 from moving in the direction in which it is discharged from the battery insertion / removal opening 107A.

On the other hand, from this state, as shown in FIG. 20, when the lock member 120 is forcibly rotated to the unlock position side against the urging force of the spring member 122 with the fingers, as shown in FIG. As shown in FIG. 7, the battery 106, which is released from the locked state with the lock member 120, is urged by the coil spring 115 to be pushed out from the battery housing portion 107 in the discharging direction.
As a result, the battery 106 can be discharged from the battery housing portion 107 through the battery insertion / removal opening 107A.

[0012]

By the way, in the lock mechanism of the conventional battery storage device, the above-mentioned lock member 120 is used.
Support shaft 121 that rotatably supports the lock member 120
It is necessary to provide a space S for arranging the spring member 122 and the like for urging the valve toward the lock position side, outside the battery housing portion 107. In addition, as shown in FIG.
Also, as shown in FIG. 23, the notch 104A is formed with a width X ₂ corresponding to the width X ₁ of the lock member 120.

In this case, the lock mechanism directly affects the set size of the housing 101, the base substrate 104 and the like. Even if the arrangement of the lock mechanism is changed to a position that does not affect the set size of the base substrate 104 shown in FIG. 24, as shown in FIG. 25, the lock mechanism has a dimension Y ₁ outside the battery storage portion 107. , Y ₂ and Y ₃ are projected. In addition, the battery 106 can be changed by changing the position of the support shaft 121, the spring member 122, and the like.
Even when it is desired to change the holding force of the lock member 120 with respect to the above, the size of the housing 101 and the like need to be changed in accordance with the fact that these are arranged outside the battery housing portion 107.

Therefore, the lock mechanism of the conventional battery storage device can meet the demand for further miniaturization of portable electronic devices by affecting the set size of the housing 101, the base substrate 104 and the like. There was a problem that it would be very difficult.

Further, in the conventional lock mechanism of the battery storage device, when the battery 106 stored in the battery storage portion 107 is discharged from the battery insertion / extraction opening 107A, as shown in FIG.
The finger is used to forcibly rotate the lock member 120 toward the unlock position against the bias of the spring member 113. Therefore, as shown in FIG. 21, the lock member 120
The battery 106 released from the locked state with the coil spring 11
There is a problem in operability that the battery 106 may come into contact with a finger when the battery 106 is urged by 5 to be pushed out from the battery storage portion 107 in the discharging direction, causing the user to feel pain.

Therefore, the present invention has been proposed in view of such conventional circumstances, and the lock mechanism is housed in the battery housing portion without affecting the set size of the housing, the base substrate and the like. It is an object of the present invention to provide an electronic device that appropriately holds a battery and that has significantly improved operability when releasing the lock mechanism.

Further, according to the present invention, it is possible to properly hold the battery accommodated in the battery accommodating portion without affecting the set size of the housing or base substrate of such electronic equipment, and An object of the present invention is to provide a lock mechanism for a battery storage device, which greatly improves the operability when discharging the battery stored in the storage portion.

[0018]

In order to achieve this object, an electronic device according to the present invention comprises a housing having an opening for inserting and removing a battery, and a lid for opening and closing the opening of the housing. Body and
A base board housed in a housing, an electronic circuit section provided on one main surface side of the base board, and a battery housing provided on one main surface side of the base board and storing a battery through an opening of the housing. And a lock mechanism that is provided between the battery housing portion and the base substrate and that locks the battery housed in the battery housing portion in the direction in which the battery is discharged from the opening portion. Between a lock member that locks at least one surface of the battery facing the opening of the housing, a lock position where the lock member locks the battery, and an unlock position where the lock member releases the locked state with the battery. A guide means for movably guiding the lock member along one surface of the battery housing facing the opening, and a biasing means for biasing the lock member guided by the guide means to the lock position side; Unlock the locking member against the bias of the means. It is characterized by having an operation unit operated to move to the position.

As described above, in the electronic device according to the present invention, the lock member is guided by the guide means and is movable along the surface of the battery facing the opening of the housing. It is possible to appropriately lock the movement of the battery housed in the battery housing unit in the direction of being discharged from the opening of the housing without affecting the set size of the base substrate or the like. Further, since this electronic device is provided with the operation portion for moving the lock member to the unlock position side against the bias of the biasing means, the locked state of the lock member and the battery is released. The operability when doing can be improved.

Further, in the lock mechanism of the battery accommodating device according to the present invention, an opening for inserting and removing the battery is formed in the housing of the electronic device, a lid for opening and closing the opening, and an opening of the housing. A battery housing portion for housing a battery therethrough, and locks the battery housed in the battery housing portion in the direction of being discharged from the opening of the housing, and at least the housing of the battery. Between a lock member that locks one surface facing from the opening of the lock member, a lock position where the lock member locks the battery, and an unlock position where the lock member releases the locked state with the battery,
Guide means for movably guiding the lock member along one surface facing the opening of the battery case, urging means for urging the lock member guided by the guide means toward the lock position, and urging means. And an operating portion for moving the lock member to the unlock position side against the bias of the lock member.

As described above, in the lock mechanism of the battery accommodating device according to the present invention, the lock member is guided by the guide means and is movable along the surface facing the opening of the battery case. It is possible to appropriately lock the movement of the battery housed in the battery housing portion in the direction of being discharged from the opening of the housing without affecting other set sizes in the housing. Since the lock mechanism of the battery storage device is provided with an operation section for moving the lock member to the unlock position side against the bias of the biasing means, the relationship between the lock member and the battery is increased. It is possible to improve operability when releasing the stopped state.

[0022]

BEST MODE FOR CARRYING OUT THE INVENTION Hereinafter, a lock mechanism of an electronic device and a battery storage device to which the present invention is applied will be described in detail with reference to the drawings.

In the present embodiment, as shown in FIGS. 1 and 2, the present invention is applied to a small portable digital still camera 1.

The digital still camera 1 has a pair of an upper half 2A and a lower half 2B which are attached to each other. And the upper half 2A and the lower half 2B are
Each has a shape in which side walls are provided upright along the outer peripheral edge of the substantially rectangular main surface, and the case 2 is configured by abutting the side walls.

As shown in FIG. 3, a camera section 3 for picking up an image and a viewfinder section 4 for displaying the image picked up by this camera section are provided inside the housing 2. Is provided.

As shown in FIGS. 1 and 3, the camera unit 3 is arranged in the upper corner portion on the front surface side in the housing 2. Then, the camera unit 3 captures an image of a subject formed by the image pickup lens 6 and the image pickup lens 6 exposed to the outside from a circular lens opening 5 formed on the front surface side of the housing 2. CCD (Charge Coupled Device)
A solid-state image pickup device (not shown) such as the above, and converts an image picked up by this solid-state image pickup device into an electric signal and outputs it as digital image data to the viewfinder unit 4 and an image recording unit 10 described later. To do.

As shown in FIGS. 2 and 3, the viewfinder section 4 is disposed in the upper corner portion on the rear surface side facing the camera section 3 in the housing 2. Then, the viewfinder section 4 can see the image picked up by the camera section 4 through the viewfinder 8 that is exposed to the outside from the substantially rectangular viewfinder opening 7 formed on the rear surface side of the housing 2. ing.

The upper half 2A and the lower half 2B forming the housing 2 are attached to each other to form the above-mentioned lens opening 5, which are semi-circular cutouts 5A and 5B. The rectangular notches 7A and 7B forming the above-mentioned finder opening 7 are formed, respectively.

Further, as shown in FIG. 3, a rectangular base substrate 9 having a size substantially matching the internal space is provided inside the housing 2, and the base substrate dividing the internal space is provided. An electronic circuit section is formed on the one main surface side and the other main surface side of 9.

That is, in order to record the image data picked up by the camera section 3 on a disc cartridge (not shown) which is an external recording medium, on one main surface side of the base substrate 9 which constitutes the electronic circuit section. The image recording unit 10 and the battery storage unit 12 for storing the battery (battery) 11 as a power source are provided. On the other hand, on the other main surface side of the base substrate 9 that constitutes the electronic circuit unit, an electronic circuit component 13 such as an IC, a liquid crystal display for displaying an image captured by the camera unit 3 in addition to the viewfinder unit 4. Panel 1
4, a jack 15 and the like for connecting to an external device are provided, and these are electrically connected to the wiring (not shown) formed on the base substrate 9. Further, as shown in FIGS. 1, 2 and 3, the upper half 2A constituting the housing 2 is located at a substantially central portion on the main surface side, and the liquid crystal display panel 14 described above is exposed to the outside. Shaped panel opening 1
6 and a circular hole 17 that is located substantially in the center on the back side and has the above-described jack 15 facing the outside.

The image recording section 10 is arranged adjacent to the camera section 3 and the viewfinder section 4 described above, and has a rectangular cartridge insertion / removal opening 18 into / from which a disc cartridge is inserted / removed. There is. Corresponding to this, the front side of the upper half 2A forming the housing 2 is also shown in FIG.
Also, as shown in FIG. 3, a rectangular notch 19 is formed so that the cartridge insertion / ejection opening 18 faces the outside. Also,
The cartridge insertion / removal opening 18 is provided with a shutter member 20 that can be opened and closed to prevent dust and the like from entering the inside. The image recording unit 10 is a so-called magneto-optical disk drive device, and a disk cartridge is loaded inside while opening the shutter member 20 from the cartridge insertion / removal opening 18. Then, the digital image data output from the camera unit 3 is recorded on the magneto-optical disk rotatably housed in the disk cartridge. Further, after the shutter member 20 opens the cartridge insertion / removal opening, the disc cartridge is ejected from the cartridge insertion / removal opening 18 to the outside. The image recording unit 10 is not limited to such a magneto-optical disk drive device, but can be rotated in an optical disk drive device for recording digital image data on an optical disk rotatably housed in a disk cartridge or in a disk cartridge. It may be a magnetic disk drive device or the like for recording digital image data on a stored magnetic disk. In addition, the image recording unit 10
Not limited to the disk cartridge, an external recording medium such as a memory card may be used. further,
The image recording unit may use an internal recording medium such as a hard disk drive device.

As shown in FIGS. 3 and 6, the battery housing portion 12 constitutes a battery housing device for housing the battery 11 at a position adjacent to the image recording portion 10 in the housing 2.
Therefore, a battery insertion / removal opening 12A into / from which the battery 11 is inserted / removed is formed in the lower corner portion on the front surface side of the housing 2.
The battery 1 is inserted into the battery housing 12 through the battery insertion / removal opening 12A.
1 is stored. The upper half 2A and the lower half 2B that form the housing 2 are attached to each other as shown in FIG. 1 and FIG.
Rectangular notch 21A forming the battery insertion / removal opening 12A,
21B is formed.

Further, the battery insertion / removal opening 12A is provided in the housing 2.
A battery lid 22 for opening and closing is attached rotatably, and the battery lid 22 constitutes a part of the housing 2 in a state where the battery insertion / removal opening 12A is closed. A lid opening / closing mechanism 23 for opening / closing the battery lid 22 is provided on the main surface of the battery lid 22 that constitutes a part of the housing 2. The lid opening / closing mechanism 23 releases the locked state with the housing 2 by operating the lock lever 23A, slides the battery lid 22, and then rotates the battery lid 22, thereby the battery insertion / ejection opening 12A. It is possible to open.

Further, as shown in FIG. 6, a pair of electrode terminals 24 of the battery 11 housed in the bottom of the housing constituting the battery housing 12 are located at both corners on the lower half 2B side. A pair of connection terminals 25 that are electrically connected to each other and a coil spring 26 that is located substantially at the center and is elastically displaceable in the insertion / removal direction of the battery 11 are provided. Of these, the pair of connection terminals 25 are electrically connected to the pair of electrode terminals 24 by being fitted into the electrode terminals 24 formed in a cap shape on the battery 11 side. Coil spring 26
Is for urging the battery 11 housed in the battery housing portion 12 in a direction to be discharged from the battery insertion / removal opening 12A, and is not limited to such a coil spring 26, and may be an elastic member such as a leaf spring. .

Then, this battery storage device has a battery cover 22.
In addition, in order to securely hold the battery 11 having a relatively large weight in the battery housing portion 12, it is necessary to move the battery 11 housed in the battery housing portion 12 in the direction to be discharged from the battery insertion / removal opening 12A. It has a lock mechanism for locking.

As shown in FIGS. 3, 4 and 5, this locking mechanism has a lock member 27 for locking one surface of the battery 11 housed in the battery housing portion 12 facing the battery insertion / removal opening 12A.
The lock member 27 is housed in the battery housing portion 12 between the lock position where the lock member 27 locks the battery 11 and the unlock position where the lock member 27 releases the locked state of the battery 11. The guide portion 28 which is a guide means for movably guiding the battery 11 along the surface facing the battery insertion / removal opening 12A, and a biasing member for biasing the lock member 27 guided by the guide portion 28 toward the lock position. It has a linear spring member 29 which is a biasing means.

The lock member 27 is made of a synthetic resin which is formed into a substantially rectangular flat plate shape as a whole, and between the base substrate 9 and the battery housing portion 12, a battery insertion / removal port for the battery 11 housed in the battery housing portion 12. It is arranged along one side facing from 12A. In addition, the lock member 27 has an inclined surface portion 30 in which a surface in contact with the battery 11 inserted from the battery insertion / removal opening 12A inclines toward the tip, and the inclined surface portion 3
An engagement groove 31 with which the spring member 29 is engaged is formed at the side end portion on the side opposite to 0.

The guide portion 28 guides the lock member 27 so as to be slidable in a direction orthogonal to the base substrate 9 along a surface of the battery 11 housed in the battery housing portion 12 facing the battery insertion / removal opening 12A. In addition, a pair of guide rails 32 are formed so as to project in a direction orthogonal to the base substrate 9 on the main surface of the housing forming the battery housing portion 12 where the battery insertion / removal opening 12A is formed. On the other hand, the lock member 2
A plurality of guide ribs 33 that sandwich the pair of guide rails 32 from both sides are formed on the main surface of the battery housing portion 7 that faces the battery 11 in a protruding manner. Therefore, the lock member 27 is provided with the plurality of guide ribs 3
By engaging the pair of guide rails 32 between the two, it becomes possible to slide the battery 11 housed in the battery housing portion 12 in the direction orthogonal to the base substrate 9 along one surface facing the battery insertion / removal opening 12A. ing.

The spring member 29 is made of wire bent into a substantially U shape, and faces the space between the base substrate 9 and the battery housing portion 12, that is, the battery insertion / removal opening 12A of the battery 11 housed in the battery housing portion 12. It is arranged in a plane parallel to the one plane. The spring member 29 has a tip end portion slightly bent toward the battery housing portion 12, and a rivet 34 is inserted between the base end portions that are bent in a substantially U shape, and the rivet is attached to the battery. It is fixedly supported by being caulked in a housing that constitutes the storage portion. In addition, this spring member 29
As a method of fixing the above, screwing or the like may be used. The tip of the spring member is the lock member 27 described above.
By engaging with the engaging groove 31 of the lock member 2
7 is supported in a cantilevered position. The spring member 29 is not limited to the wire bent into the above-described U-shape, and is not particularly limited to such a shape as long as it is a linear elastic member.

In the digital still camera 1 described above, the lock mechanism of the battery storage device to which the present invention is applied is constructed as described above. Then, in the lock mechanism of this battery storage device, when the battery 11 is inserted into the battery storage portion 12 through the battery insertion / removal opening 12A as shown in FIG. 6, the battery 11 is locked by the lock member 27 as shown in FIG. Slope 30
The lock member 27 slides to the unlock position side against the bias of the spring member 29 while being brought into contact with. Then, from this state, as shown in FIG. 8, the battery 11 is further inserted into the battery storage portion 12, whereby the battery 11 is stored in the battery storage portion 12 while the coil spring 26 is compressed. At this time, the tip of the lock member 27 is biased by the spring member 29 and slid toward the lock position. Then, the tip of the lock member 27 locks the one surface of the battery 11 housed in the battery housing portion 12 that faces the battery insertion / removal opening 12A. As a result, the battery 11 stored in the battery storage portion 12
Can be properly stopped from moving in the direction of being discharged from the battery insertion / removal opening 12A.

Further, in this digital still camera 1,
After the battery lid 22 is rotated in the direction to close the battery insertion / removal opening 12A, the battery lid 22 is slid toward the rotation center of the battery lid 12 so that the battery lid 22 forms a part of the housing 2. At the same time, the lid opening / closing mechanism 23 locks the housing 2. As a result, the battery lid 22 is attached
A is closed. On the other hand, in this digital still camera 1, from this state, the lock lever 23A of the lid opening / closing mechanism 23 is operated to release the locked state with the housing 2, and then the battery lid 22 is slid and rotated. As a result, the battery insertion / removal opening 12A is opened.

In the lock mechanism of the battery storage device,
From this state, as shown in FIG. 9, when the lock member 27 is forcibly slid to the unlock position side against the bias of the spring member 29 as shown in FIG. 10, as shown in FIG.
The battery 11 released from the locked state with the lock member 27 is urged by the coil spring 26 and pushed out from the battery housing portion 12 in the discharging direction. As a result, the battery 11 can be appropriately discharged from the battery storage portion 12 through the battery insertion / removal opening 12A.

By the way, in the digital still camera 1 described above, the lock mechanism of the battery housing device is provided between the battery housing portion 12 and the base substrate 9 provided on one main surface side of the base substrate 9 housed in the housing 2. Since the lock mechanism is provided, the space occupied by the lock mechanism in the housing 2 can be minimized.

Specifically, in the lock mechanism of this battery storage device, the lock member 27 is guided by the guide portion 28 and is movable in the direction orthogonal to the base substrate along the one surface of the battery 11 facing the battery insertion / removal opening 12. Has been done. Further, the spring member 29 for urging the lock member toward the lock position side is also
It is arranged between the base substrate 9 and the battery housing portion 12, that is, in a plane parallel to one surface of the battery 11 housed in the battery housing portion 12 facing the battery insertion / removal opening 12A.

Therefore, this digital still camera 1
Then, it is appropriate that the battery 11 housed in the battery housing portion 12 is moved by the lock mechanism in the direction to be discharged from the battery insertion / removal opening 12A without affecting the set size of the base substrate 9 and the like in the housing 2. Can be locked to.

Further, even when it is desired to change the holding force of the lock member 27 with respect to the battery 11, by changing the shape of the lock member 27, the position with respect to the spring member 29, the elastic force of the spring member 29, etc. Case 2
It is possible to easily make adjustments without affecting the internal space, the set size of the base substrate 9 and the like.

Therefore, this digital still camera 1
Then, by providing such a lock mechanism of the battery storage device, it is possible to further reduce the size, and to reduce the cost without increasing the number of parts.

Next, a modified example of the above digital still camera 1 will be described.

In this modification, as shown in FIGS. 11 and 12, in the lock mechanism of the battery storage device to which the present invention is applied, the lock member 27 is unlocked against the bias of the spring member 29. The configuration is such that an operation unit 40 for moving and operating to the position side is provided.

The operation portion 40 is integrally formed between the lower inner side surface portion of the housing 2 and the battery housing portion 12 along a side surface different from the position of the lock member 27 facing the battery insertion / removal opening 12A. The operation piece 41 having a shape is provided, and the operation piece 4
An operation protrusion 42 is formed on the main surface of the housing 1 facing the housing 2. Note that, as in the present example, the operation piece 41 is not limited to be formed integrally with the lock member 27, and such an operation piece 41 may be attached to the lock member 27 as a separate member.

On the other hand, in the upper half 2A constituting the housing 2, a rectangular guide hole 43 is formed on the lower side surface portion facing the operation piece 41 so that the operation protrusion 42 faces the outside. . The guide hole 43 is formed with a width corresponding to the operation protrusion and a length corresponding to the distance between the lock position and the unlock position in the direction orthogonal to the base substrate 9. Therefore, the operation protrusion 42 can slide in the guide hole 43 in the direction orthogonal to the base substrate 9, and accordingly, the lock member 27 is moved between the locked position and the unlocked position. Will be moved. The operation projection 42 is locked on the main surface of the battery lid 22 facing the battery insertion / removal opening 12A so that the operation protrusion 42 slides to the unlock position side when the battery lid 22 closes the battery insertion / removal opening 12A. A stopper is provided. As a result, the operation protrusion 42 can be slid to the unlock position side only when the battery lid 22 opens the battery insertion / removal opening 12A.

In the lock mechanism of the battery accommodating device configured as described above, as shown in FIG. 13, when the battery 11 accommodated in the battery accommodating portion 12 is discharged from the battery insertion / removal opening 12A, it is shown in FIG. As described above, the operating projection 42 located at the end on the lock position side in the guide hole 43 is slid to the end on the unlock position side using the finger. Along with this, the lock member 27 also slides toward the unlock position side against the bias of the spring member 29. Then, as shown in FIG. 15, the battery 11 released from the locked state with the lock member 27 is urged by the coil spring 26, and the battery storage portion 12 is released.
Is extruded in the discharging direction. As a result, the battery 11
Can be appropriately discharged from the battery storage portion 12 through the battery insertion / removal opening 12A.

Therefore, in the lock mechanism of the battery accommodating device to which the present invention is applied, the operation portion 40 for moving the lock member 27 to the unlock position side against the bias of the spring member 29 is provided. By providing the battery 1, the battery 1 in which the conventional locking state with the lock member 120 is released
06 is biased by the coil spring 115, and the battery storage portion 107
It is possible to avoid the problem that the battery 106 comes into contact with a finger when the battery 106 is pushed out in the discharging direction, the operability is improved, and the usability for the user is significantly improved. .

The lock mechanism of the battery storage device to which the present invention is applied is not limited to the digital still camera 1 described above, and a lid for opening and closing the opening formed in the housing and the opening of the housing are used. The present invention can be widely applied to an electronic device provided with a battery housing section for housing a battery, and by applying the present invention to such an electronic device, further miniaturization and cost reduction can be achieved.

[0055]

As described in detail above, according to the present invention, it is possible to minimize the space occupied by the lock mechanism in the housing, which affects the set size of the base substrate and the like in the housing. Without applying the lock mechanism, the lock mechanism can appropriately lock the movement of the battery stored in the battery storage portion in the direction in which the battery is discharged from the opening of the housing. Further, even when it is desired to change the holding force of the lock member with respect to the battery, the adjustment can be easily performed without affecting the set size of the base substrate or the like in the housing. Therefore, according to the present invention, further downsizing is possible, without inviting an increase in the number of parts,
Cost reduction is possible.

Further, according to the present invention, when the battery, which has been unlocked from the conventional locking member, is pushed out from the battery housing portion in the discharging direction, the battery comes into contact with a finger. It is possible to avoid such problems, improve the operability, and greatly improve the usability for the user.

[Brief description of drawings]

FIG. 1 is a perspective view of a digital still camera to which the present invention is applied as seen from the front side.

FIG. 2 is a perspective view of the digital still camera seen from the rear surface side.

FIG. 3 is an exploded perspective view showing an internal structure of the digital still camera.

FIG. 4 is a side view of essential parts showing a lock mechanism of a battery storage device to which the present invention is applied.

FIG. 5 is a main part plan view showing a lock mechanism of the battery storage device.

FIG. 6 is a diagram for explaining the operation of the lock mechanism of the battery storage device, and is a perspective side view showing a state before the battery is inserted into the battery storage portion.

FIG. 7 is a diagram for explaining the operation of the lock mechanism of the battery storage device, and is a perspective side view showing a state in which the battery is being inserted into the battery storage portion.

FIG. 8 is a view for explaining the operation of the lock mechanism of the battery storage device, and is a perspective side view showing a state where the battery is stored in the battery storage portion.

FIG. 9 is a diagram for explaining the operation of the lock mechanism of the battery storage device, and is a perspective side view showing a state in which the locked state of the lock member and the battery is released.

FIG. 10 is a diagram for explaining the operation of the lock mechanism of the battery housing device, and is a perspective side view showing a state in which the battery is discharged from the battery housing portion.

FIG. 11 is a perspective view showing a modified example of the digital still camera to which the present invention is applied.

FIG. 12 is an exploded perspective view showing an internal structure of a modified example of the digital still camera.

FIG. 13 is a diagram for explaining an operation in a modified example of the lock mechanism of the battery housing device to which the present invention is applied, and is a perspective side view showing a state where the battery is housed in the battery housing portion.

FIG. 14 is a diagram for explaining the operation of the modification of the lock mechanism of the battery storage device, and is a perspective side view showing a state in which the locked state of the lock member and the battery is released.

FIG. 15 is a diagram for explaining the operation of the modification of the lock mechanism of the battery storage device, and is a perspective side view showing a state in which the battery is discharged from the battery storage portion.

FIG. 16 is an exploded perspective view showing an internal structure of a digital still camera including a lock mechanism of a conventional battery storage device.

FIG. 17 is a diagram for explaining the operation of the lock mechanism of the conventional battery storage device, and is a perspective side view showing a state before the battery is inserted into the battery storage portion.

FIG. 18 is a diagram for explaining the operation of the lock mechanism of the conventional battery storage device, and is a perspective side view showing a state in which the battery is being inserted into the battery storage portion.

FIG. 19 is a view for explaining the operation of the lock mechanism of the conventional battery storage device, and is a perspective side view showing a state where the battery is stored in the battery storage portion.

FIG. 20 is a diagram for explaining the operation of the lock mechanism of the conventional battery storage device, and is a perspective side view showing a state in which the locked state of the lock member and the battery is released.

FIG. 21 is a view for explaining the operation of the lock mechanism of the conventional battery storage device, and is a perspective side view showing a state in which the battery is discharged from the battery storage portion.

FIG. 22 is a side view showing a configuration of a lock mechanism of the conventional battery storage device.

FIG. 23 is a plan view showing a configuration of a lock mechanism of the conventional battery storage device.

FIG. 24 is an exploded perspective view showing a state in which the arrangement of lock members in the lock mechanism of the conventional battery storage device is changed.

FIG. 25 is an exploded perspective view showing a state in which the arrangement of the lock members in the lock mechanism of the conventional battery storage device is changed.

[Explanation of symbols]

1 digital still camera (electronic device), 2 housings, 2
A upper half, 2B lower half, 3 camera section, 4 viewfinder section, 9 base board, 10 image recording section,
11 batteries, 12 battery compartment, 12A battery insertion and removal,
13 electronic circuit parts, 14 liquid crystal display panel, 15 jack, 22 battery lid, 23 lid opening / closing mechanism, 24 electrode terminal, 25 connection terminal, 26 coil spring, 27 lock member, 28 guide portion, 29 spring member, 30 inclined surface portion, 31 Engagement groove, 32 guide rail, 33 guide rib, 40 operation part, 41 operation piece, 42 operation protrusion, 43 guide hole

   ─────────────────────────────────────────────────── ─── Continued front page    F-term (reference) 2H100 AA31 CC07 DD03                 5C022 AC33 AC61 AC73                 5H040 AA01 AS11 AS15 AT02 AY04                       AY12 CC03 CC16 CC23 CC43

Claims (16)

[Claims] 1. A housing having an opening for inserting and removing a battery, a lid for opening and closing the opening of the housing, a base substrate housed in the housing, and one of the base substrates. An electronic circuit portion provided on the main surface side, a battery storage portion provided on one main surface side of the base substrate and storing a battery through the opening of the housing, the battery storage portion, and the base substrate. And a lock mechanism for locking the battery stored in the battery storage portion from moving in the direction of being discharged from the opening, the lock mechanism being at least the housing of the battery. Between a lock member that locks one surface facing from the opening of the lock member, a lock position where the lock member locks the battery, and an unlock position where the lock member releases the locked state with the battery, The locking member is used to open the battery housing. Guide means for guiding so as to be movable along one side facing from the mouth,
A biasing means for biasing the lock member guided by the guide means toward the lock position side, and a moving operation of the lock member toward the unlock position side against the bias of the biasing means. An electronic device having an operation unit. 2. The electronic device according to claim 1, wherein the operation portion is provided at a position different from a position of the lock member facing the opening of the housing. 3. The operation part has an operation projection part which is exposed to the outside from a guide hole formed on a surface different from the surface on which the opening of the housing is formed. Electronics. 4. The electronic device according to claim 1, wherein the operation portion is formed integrally with the lock member. 5. The guide means guides the lock member so as to be movable in a direction substantially orthogonal to the base substrate along a surface facing the opening of the casing of the battery. 1. The electronic device according to 1. 6. The urging means is an elastic member arranged in a plane parallel to a surface of the battery facing the opening of the casing, and has one end between the battery housing and the base substrate. The electronic device according to claim 1, wherein one side is supported, and the lock member is provided on the other end side. 7. The lock mechanism has another urging means for urging the battery housed in the battery housing part in a direction in which the battery is discharged from the opening of the housing. 1. The electronic device according to 1. 8. The electronic device according to claim 1, wherein the battery storage portion is provided at a corner portion inside the housing. 9. An electronic device housing is provided with an opening for inserting and removing a battery, and a lid for opening and closing the opening and a battery housing for housing a battery through the opening of the housing. A lock mechanism for locking a battery stored in the battery storage portion of the battery storage device having a movement in a direction in which the battery is discharged from the opening portion of the housing. The lock member is locked between a lock member that locks the one surface that faces the lock member, a lock position where the lock member locks the battery, and an unlock position where the lock member releases the locked state with the battery. Guide means for movably guiding along a surface of the battery facing the opening of the housing; urging means for urging the lock member guided by the guide means to the lock position side; Against the bias of the biasing means Serial locking member locking mechanism of the battery housing device characterized by comprising an operation unit for moving the operation to the unlocking position side. 10. The lock mechanism for a battery storage device according to claim 9, wherein the operation portion is provided at a position different from a position of the lock member facing the opening of the housing. 11. The operation section according to claim 9, wherein the operation section has an operation protrusion that is exposed to the outside from a guide hole formed on a surface different from the surface on which the opening of the housing is formed. Battery storage device lock mechanism. 12. The lock mechanism for a battery accommodating device according to claim 9, wherein the operation portion is formed integrally with the lock member. 13. The guide means guides the lock member so as to be movable in a direction substantially orthogonal to the base substrate along a surface facing the opening of the casing of the battery. The lock mechanism of the battery storage device according to item 9. 14. The urging means is an elastic member arranged in a plane parallel to one surface of the battery facing the opening of the housing, and has one end between the battery accommodating section and the base substrate. The lock mechanism for a battery storage device according to claim 9, wherein the lock member is supported on one side and the lock member is provided on the other end side. 15. The battery housing according to claim 9, further comprising another urging means for urging the battery housed in the battery housing part in a direction in which the battery is discharged from the opening of the housing. Device locking mechanism. 16. The lock mechanism for a battery storage device according to claim 9, wherein the battery storage portion is provided at a corner portion inside the housing.