JP2011076775A - Battery holding structure, and electronic equipment equipped with the same - Google Patents

Abstract

A battery lid is locked and a battery is held with a simple structure.
When the lock lever 41 is in the locked position, the battery lid 33 is locked in the closed position, and a part of the battery slot 22a is closed to hold the battery 21 so that it cannot be discharged. When the lock lever 41 is moved from the lock position toward the lock release position, the battery cover 33 is unlocked. Even when the lock is released, the closing portion 41a closes a part of the battery slot 22a, and the state where the battery 21 is held is maintained. If the lock lever 41 moves to the receiving position while maintaining the state where the battery 21 is held, the movement of the lock lever 41 toward the unlock position is restricted. The unlocked battery cover 33 is rotated to the open position by the torsion spring 34. While the battery cover 33 rotates to the open position, the battery 21 is held by the lock lever 41 so as not to be discharged.
[Selection] Figure 8

Description

  The present invention relates to a battery holding structure and an electronic device including the same.

  Batteries are used as power sources for electronic devices such as digital cameras that are carried around. The digital camera has a battery slot into which a battery is inserted, and is provided with a battery loading chamber in which the battery is loaded. The battery slot is covered with a battery lid to prevent dust from entering. The battery cover is provided so as to be openable and closable between an open position where the battery slot is exposed and a closed position covering the battery slot. When loading or unloading the battery, the battery cover is opened to the open position.

  If there is a backlash of the battery in the battery loading chamber, a contact failure between the contact piece in the battery loading chamber and the battery occurs. Therefore, in the battery storage device of Patent Document 1, a lock plate that locks the battery lid in the closed position is provided. The battery lid is provided with a protrusion that regulates the movement of the battery when the battery lid is closed, and prevents the battery from rattling in the battery loading chamber when the battery lid is closed.

  In the digital camera disclosed in Patent Document 2, a lock plate that locks the battery lid in the closed position and a lock member that locks the battery so as not to be discharged from the battery loading chamber are provided, regardless of whether the battery lid is opened or closed. Prevents rattling of the battery in the loading chamber.

Japanese Patent Laid-Open No. 01-286250 JP 2003-317681 A

  In the battery storage device of Patent Document 1, when the battery cover is opened, the movement restriction of the battery due to the protrusion is released. Therefore, when the battery cover is opened, the battery may jump out and fall.

  Further, in the digital camera disclosed in Patent Document 2, it is necessary to separately provide a lock plate for locking the battery lid and a lock member for locking the battery, which increases the number of parts and further complicates the structure. Furthermore, when replacing the battery, it is necessary to operate the lock plate and the lock member, which is troublesome.

  The present invention has been made in order to solve the above-described problems, and provides a battery holding structure and an electronic apparatus including the battery holding structure that can lock the battery lid and hold the battery with a simple structure. The purpose is to do.

  In order to achieve the above object, the battery holding structure of the present invention opens and closes between a battery loading chamber in which a battery inserted through a slot is loaded, an open position that exposes the slot, and a closed position that covers the slot. A free battery lid, and is provided between the slot and the battery lid, and at least a part of the slot is closed to hold the battery loaded in the battery loading chamber in an undischargeable manner, and the battery lid is It is freely displaceable between a lock position that locks in the closed position and a lock release position that opens the slot to release the battery and unlocks the battery lid, and moves from the lock position to the lock release position. A lock plate that displaces a battery holding section that releases the lock of the battery lid while holding the battery during displacement, and the lock plate is directed to the lock position. A first spring that urges the battery, and a state that is provided on the battery lid and receives the lock plate when the lock plate is displaced from the lock position to the battery holding section and is positioned in the battery holding section A displacement restricting portion for restricting the displacement of the lock plate toward the unlocked position so as to maintain the above. The displacement of the lock plate includes movement, rotation, and the like.

  The battery lid includes an engaging portion that engages with the lock plate, and the lock plate engages with the engaging portion to close the battery lid in the closed position. It is preferable to provide a lock portion that locks at the same time.

  Furthermore, it is preferable that the battery cover is provided with an opening through which the lock portion is inserted, and the displacement restricting portion is a wall surface of the opening that receives the lock portion.

  Moreover, it is preferable to provide the 2nd spring biased in the direction which opens the said battery cover.

  Further, the lock plate contacts the battery lid when the battery lid is closed from the open position toward the closed position, and the lock plate is displaced toward the unlock position. It is preferable that an inclined surface inclined with respect to the displacement direction of the lock plate is provided.

  Moreover, it is preferable that a contact piece that contacts the battery is provided in the battery loading chamber, and the contact piece urges the battery in the discharge direction.

  Further, a recording medium loading chamber for loading a recording medium inserted through a recording medium slot is provided in the vicinity of the battery loading unit, and the battery lid is positioned when the recording medium slot is located at the closed position. It is preferable to cover. Examples of the recording medium include a memory card, CD, and DVD.

  In addition, an electronic apparatus according to the present invention has the above battery holding structure.

  According to the present invention, both the lock of the battery lid and the holding of the battery can be performed by the lock plate, so that the increase in the number of components can be suppressed as compared with the case where one component is provided for each. And the structure can be simplified.

  Also, when the lock plate is displaced from the lock position where the battery cannot be discharged and the battery lid is locked at the closed position to the battery holding section where the battery lid is unlocked while holding the battery, the lock plate is Since it receives and regulates the displacement of the lock plate toward the unlock position, the battery is not released when the battery cover is unlocked. Thereby, it is possible to prevent the battery from being discharged when the battery cover is opened.

It is a perspective view of a digital camera. It is a rear view of a digital camera. It is a disassembled perspective view which shows a camera main body, a battery cover, and a lock lever. It is a perspective view which shows the camera main body of the state which opened the battery cover, the battery cover, and the lock lever. It is a perspective view which shows the camera main body of the state which closed the battery cover, the battery cover, and the lock lever. It is sectional drawing which shows the camera main body of the state which closed the battery cover, the battery cover, and the lock lever. It is sectional drawing which shows a camera main body, a battery cover, and a lock lever in the state where the battery cover was opened and the battery was released. It is sectional drawing which shows the camera main body of the state which cancelled | released the lock | rock of the battery cover, the battery cover, and the lock lever. It is sectional drawing which shows the camera main body, the battery cover, and the lock lever of the state which rotated the battery cover toward the closed position. It is a perspective view which shows the camera main body, the battery cover, and the lock lever of the state which ejected the memory card. It is sectional drawing which shows the camera main body, battery cover, and lock lever of embodiment which provided the battery cover rotatably about the longitudinal direction. It is a perspective view which shows the camera main body, battery cover, and lock lever of embodiment which provided the knob | pick part in the lock lever. It is a perspective view which shows the camera main body of the state which closed the battery cover of embodiment shown in FIG. 12, a battery cover, and a lock lever. It is sectional drawing which shows the camera main body of embodiment which provided the recessed part which accommodates the locking part of a lock lever in a battery cover, a battery cover, and a lock lever.

[First Embodiment]
As shown in FIG. 1, the digital camera 2 is provided with a lens barrel 5 in which a plurality of photographing lenses 4 are incorporated on the front surface of a camera body 3. On the upper surface of the camera body 3, a power button 6, a release button 7 and the like are provided. The lens barrel 5 is housed inside the camera body 3 when the digital camera 2 is in a power-off state, and protrudes from the front surface of the camera body 3 when the power is turned on.

  As shown in FIG. 2, on the back of the camera body 3, an LCD 10 on which a captured image and various setting conditions are displayed, a menu key 11 for switching various settings and display images, and an image displayed on the LCD 10 are enlarged and displayed. A zoom button 12 for reducing the zoom is provided.

  As shown in FIGS. 3 to 7, a battery loading chamber 22 in which a battery 21 is loaded and a card loading chamber 24 in which a memory card 23 is loaded are provided on the bottom surface of the camera body 3. A battery slot 22a into which the battery 21 is inserted is formed in the battery loading chamber 22, and a card slot 24a into which the memory card 23 is inserted is formed in the card loading chamber 24. Inside the battery loading chamber 22, a spring contact piece 26 is provided in contact with the tip of the battery 21 in the loading direction. The battery 21 is biased in the discharge direction by the spring contact piece 26.

  The memory card 23 loaded in the card loading chamber 24 is held by a holding unit (not shown) provided in the card loading chamber 24, and a card reader / writer (not shown) provided in the camera body 3. ). When photographing is performed by pressing the release button 7, the photographed image data is recorded on the memory card 23 by the card reader / writer.

  A recess 31 is formed around the battery slot 22a and the card slot 24a. One end of a battery lid 33 is rotatably attached to a shaft 32 disposed in the recess 31. When the battery cover 33 is set at the closed position shown in FIGS. 5 and 6, the battery cover 33 enters the recess 31 and covers the battery slot 22a and the card slot 24a. When the battery cover 33 is rotated to the open position shown in FIGS. 3 and 4, the battery slot 22a and the card slot 24a are exposed, and the battery 21 and the memory card 23 can be loaded and unloaded. The battery lid 33 is biased toward the open position by a torsion spring 34.

  A card eject button 35 is provided in the recess 31. When the card eject button 35 is pressed, an eject lever (not shown) is operated in conjunction with this, and the rear end of the memory card 23 is pushed, and the memory card 23 is ejected to a take-out position where it can be pulled out by hand. The The card eject button 35 is covered by the battery cover 33 when the battery cover 33 is set at the closed position.

  A lock lever 41 that locks the battery lid 33 in the closed position is provided in the recess 31. The lock lever 41 holds the battery 21 so that the battery 21 cannot be discharged and locks the battery cover 33 in the closed position (see FIGS. 4 and 6), releases the battery 21 and locks the battery cover 33. It is provided so as to be movable between a lock release position (see FIG. 7) to be released.

  The lock lever 41 includes a plate-like closing part 41a and a locking part 41b protruding from the closing part 41a. The lock portion 41 b is formed with an inclined surface 41 c that is inclined with respect to the moving direction of the lock lever 41. The closed portion 41a closes a part of the battery slot 22a to hold the battery 21 so that the battery 21 cannot be discharged when positioned at the locked position, and opens the battery slot 22a when positioned at the unlocked position.

  The recess 31 is provided with a lever support portion 42 that supports the lock lever 41 movably. The lever support portion 42 includes a main body portion 42a into which the closing portion 41a is inserted and movably supports the closing portion 41a. The main body portion 42a has a notch 42b through which the lock portion 41b is inserted. . A coil spring 45 is disposed in the main body 42a, and one end of the coil spring 45 is inserted into a spring protrusion 42c formed in the main body 42a. The other end of the coil spring 45 is inserted into a spring protrusion 41 d formed on the lock lever 41. The lock lever 41 is urged toward the lock position by a coil spring 45. The recess 31 is provided with a receiving projection 46 for receiving the lock lever 41 at the lock position.

  The battery lid 33 is provided with an opening 33a through which the lock portion 41b of the lock lever 41 is inserted when the battery lid 33 is rotated to the closed position. Further, the battery lid 33 is provided with an engaging convex portion 33b that engages with the lock portion 41b when rotated to the closed position. When the battery cover 33 rotates from the open position toward the closed position, the engagement convex portion 33b contacts the inclined surface 41c of the lock portion 41b.

  As shown in FIG. 6, when the battery cover 33 is located at the closed position and the lock lever 41 is located at the lock position, the lock part 41b is engaged with the engagement convex part 33b, and the battery cover 33 is locked at the closed position. To do. As shown in FIG. 7, when the lock lever 41 is located at the unlock position, the engagement between the lock portion 41b and the engagement convex portion 33b is released, and the lock of the battery lid 33 is released.

  As shown in FIG. 8A, when the lock lever 41 is moved from the lock position to the release start position where the engagement between the lock portion 41b and the engagement convex portion 33b is released, the battery lid 33 is locked. Is released. As shown in FIG. 8B, when the lock lever 41 moves to a receiving position where the lock portion 41b is received by the lower wall surface of the opening 33a of the battery lid 33 in a state where the lock of the battery lid 33 is released, the lock lever 41 is moved. The movement toward the unlock position is restricted. Even while the lock lever 41 moves from the release start position to the receiving position, the battery slot 21 is held by the closing portion 41a, so that the battery 21 is held. In the present embodiment, the movement section of the lock lever 41 from the release start position to the receiving position is a battery holding section in which the battery lid 33 is unlocked while the battery 21 is held.

  Next, the operation of the first embodiment will be described. When shooting with the digital camera 2, the power button 6 is pressed to turn on the power. When photographing is performed by pressing the release button 7, the photographed image data is recorded on the memory card 23 by the card reader / writer. When the remaining capacity of the battery 21 is low or when the free capacity of the memory card 23 is low, the battery 21 and the memory card 23 are replaced.

  When replacing the battery 21 and the memory card 23, first, the lock lever 41 is moved from the lock position shown in FIG. 6 toward the lock release position. As shown in FIG. 8A, when the lock lever 41 is moved to the release start position, the battery cover 33 is unlocked. Even when the battery lid 33 is unlocked, the battery slot 21 is partly closed by the closing portion 41a, so that the state where the battery 21 is held is maintained.

  When the lock lever 41 moves to the receiving position shown in FIG. 8B while maintaining the state of holding the battery 21, the lock portion 41b is received by the lower wall surface of the opening 33a of the battery lid 33, and the lock lever 41 Movement toward the unlocked position is restricted. Thus, when the battery cover 33 is closed, the battery 21 is not released when the lock lever 41 is operated, and thus the battery 21 is not discharged from the battery slot 22a.

  When the lock is released, the battery lid 33 starts to rotate toward the open position by the torsion spring 34 and stops when it hits the hand. When the hand is released from the lock lever 41 in this state, as shown in FIG. 4, the battery cover 33 is rotated to the open position by the torsion spring 34, and the lock lever 41 is moved to the lock position by the coil spring 45. While the battery cover 33 is rotated to the open position, the battery 21 is held by the lock lever 41 so as not to be discharged, so that the battery 21 is not discharged from the battery slot 22a when the battery cover 33 is opened.

  After the battery cover 33 is rotated to the open position, as shown in FIG. 7, when the lock lever 41 is moved to the unlock position, the battery slot 22a is opened, and the battery 21 is urged by the spring contact piece 26, and the battery slot 22a. Discharged from. After the discharged battery 21 is taken out, a new battery 21 is inserted into the battery slot 22a and loaded into the battery loading chamber 22 while the lock lever 41 is moved to the unlock position. After the new battery 21 is loaded, when the hand is released from the lock lever 41, the lock lever 41 is moved to the lock position by the coil spring 45, and the battery 21 is held undischargeable.

  Next, when the card eject button 35 is pressed, the eject lever is operated in conjunction with this, and the memory card 23 is ejected to the removal position as shown in FIG. After the ejected memory card 23 is taken out, a new memory card 23 is inserted into the card slot 24a and loaded into the card loading chamber 24. The memory card 23 loaded in the card loading chamber 24 is held by a holding unit provided in the card loading chamber 24 and connected to a card reader / writer. Note that the battery 21 may be replaced after the memory card 23 is replaced.

  After the battery 21 and the memory card 23 are replaced, when the battery cover 33 is rotated toward the closed position, the engagement protrusion 33b of the battery cover 33 is inclined to the inclined surface of the lock lever 41 as shown in FIG. It abuts on 41c. When the battery lid 33 is further rotated in this state, the lock lever 41 is pushed by the engagement convex portion 33b and moves to the release start position against the bias of the coil spring 45 as shown in FIG. 9B. To do. Even when the lock lever 41 moves from the lock position to the release start position in conjunction with the rotation of the battery cover 33 to the closed position, the battery cover 33 is partially closed by the closing portion 41a. When the battery is closed, the battery 21 is not discharged from the battery slot 22a.

  When the battery lid 33 is rotated to the closed position, the engaging convex portion 33b gets over the locking portion 41b, and the lock lever 41 is moved to the locking position by the coil spring 45 as shown in FIG. The battery lid 33 is locked in the closed position by engaging with the portion 33b. Also at this time, the battery 21 is maintained in the state of being held by the lock lever 41. When the battery cover 33 is rotated to the closed position, the battery slot 22 a and the card slot 24 a are covered with the battery cover 33.

  As shown in FIG. 11, a battery lid 51 that rotates about the longitudinal direction may be used instead of the battery lid 33. Similar to the battery lid 33, the battery lid 51 is provided with an opening 51 a and an engaging convex portion 51 b.

[Second Embodiment]
In the second embodiment shown in FIGS. 12 and 13, the lock lever 61 can be operated from the side surface of the camera body 3. In addition, the same code | symbol is attached | subjected to the structural member similar to the thing of 1st Embodiment, and the detailed description is abbreviate | omitted.

  The lock lever 61 includes a closing portion 61a, a locking portion 61b, an inclined surface 61c formed on the locking portion 61b, and a knob portion 61d protruding sideways from the closing portion 61a.

  The lever support portion 62 includes a main body portion 62a. The main body portion 62a is formed with a notch 62b, a spring convex portion 62c, and a notch 62d through which the knob portion 61d is inserted. On the side surface of the camera body 3, an opening 3a that exposes the knob 61d is formed. The knob 61d is housed in the opening 3a and does not protrude from the side surface of the camera body 3.

  Next, the operation of the second embodiment will be described. When opening the battery cover 33, the knob 61d of the lock lever 61 is operated to move the lock lever 61 from the lock position to the receiving position.

  When the lock lever 61 is moved to the receiving position, the lock of the battery cover 33 by the lock lever 61 is released, and the battery cover 33 is rotated to the open position by the torsion spring 34 as shown in FIG. When the hand is released from the lock lever 61, the lock lever 61 is moved to the lock position by the coil spring 45.

  Since the knob 61d of the lock lever 61 can be operated from the side of the camera body 3, when the lock of the battery cover 33 is released by the operation of the lock lever 61, the battery rotates toward the open position by the torsion spring 34. The lid 33 does not touch the hand. Even when the lock lever 61 is moved to the unlock position, the battery 21 discharged by the spring contact piece 26 does not touch the hand.

  Further, since the knob 61d is housed in the opening 3a of the camera body 3 and does not protrude from the side surface of the camera body 3, when the digital camera 2 is housed in a bag or pocket, the lock lever 61 is operated by mistake. Thus, the battery cover 33 is not opened.

  In the case of using the lock lever 61, as shown in FIG. 14, instead of the battery lid 33, a recess 71a for accommodating the lock portion 61b of the lock lever 61 and an engagement portion 71b for engaging with the lock portion 61b. Can be used. In this case, the battery lid 71 is not formed with an opening through which the lock portion 61b is inserted, so that intrusion of dust is suppressed.

  In the above-described embodiment, the present invention is applied to a digital camera. However, the present invention can be applied to any electronic device loaded with a battery.

  Furthermore, in the above embodiment, the battery cover is provided on the bottom surface of the camera body, but it may be provided on the rear surface or side surface of the camera body.

  In the above-described embodiment, a card slot for loading a memory card is provided in addition to a battery slot for loading a battery. However, a battery slot may be provided.

  Furthermore, in the above embodiment, the movement of the lock lever toward the unlocking position is restricted by receiving the lock portion of the lock lever on the lower wall surface of the opening of the opening / closing lid. The movement of the lock lever toward the unlocking position may be restricted by receiving the closing portion or the lock portion of the lock lever.

2 Digital Camera 21 Battery 22 Battery Loading Chamber 22a Battery Slot 23 Memory Card 24 Card Loading Chamber 24a Card Slot 26 Spring Contact 33, 51, 71 Battery Cover 33a, 51a Opening 33b, 51b, 71b Engaging Protrusion 34 Torsion Spring 41 , 61 Lock lever 41a, 61a Closure part 41b, 61b Lock part 41c, 61c Inclined surface

Claims (8)

A battery loading chamber in which a battery inserted through the slot is loaded;
A battery lid that is openable and closable between an open position that exposes the slot and a closed position that covers the slot;
A lock that is provided between the slot and the battery cover, closes at least a part of the slot, holds the battery loaded in the battery loading chamber in an undischargeable state, and locks the battery cover in the closed position. Between the position and the unlock position for opening the slot to release the battery and unlocking the battery lid, and while displacing from the lock position to the unlock position, A lock plate for displacing a battery holding section for releasing the lock of the battery lid while holding the battery;
A first spring that biases the lock plate toward the lock position;
The lock of the lock plate is provided on the battery lid so that the lock plate receives the lock plate when the lock plate is displaced from the lock position to the battery holding section and keeps the state of being positioned in the battery holding section. A displacement restricting portion for restricting the displacement toward the release position;
A battery holding structure comprising: The battery lid includes an engaging portion that engages with the lock plate,
The battery holding device according to claim 1, wherein the lock plate includes a closing portion that closes the slot, and a lock portion that engages with the engaging portion and locks the battery lid in the closed position. Construction. The battery cover is provided with an opening through which the lock portion is inserted,
The battery holding structure according to claim 2, wherein the displacement restricting portion is a wall surface of the opening that receives the lock portion.   4. The battery holding structure according to claim 1, further comprising a second spring that biases the battery lid in a direction to open the battery lid. 5.   The lock plate is configured to contact the battery lid when the battery lid is closed from the open position toward the closed position, and to displace the lock plate toward the unlock position. 5. The battery holding structure according to claim 1, wherein an inclined surface inclined with respect to the displacement direction is provided. A contact piece in contact with the battery is provided in the battery loading chamber,
The battery holding structure according to claim 1, wherein the contact piece urges the battery in a discharging direction. A recording medium loading chamber in which a recording medium inserted through a recording medium slot is loaded is provided in the vicinity of the battery loading unit,
The battery holding structure according to claim 1, wherein the battery cover covers the recording medium slot when the battery cover is located at the closed position.   An electronic apparatus comprising the battery holding structure according to claim 1.

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