JP2006134514A - Waterproof electronic equipment - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To improve workability at the time of assembling by constituting a water-proofing sealing member integrally with a case and a lid. <P>SOLUTION: A waterproof electronic device of the present invention is constituted by being equipped with; a cylindrical center frame body 10; and a lens-side outer case body 11 and a disk cover 13 which cover openings of the both sides of the center frame body 10 to be openable and closable. The device is characterized in that a first fitting groove and a second groove are provided on end faces of the both ends of the center frame body 10 which are brought into contact with the lens side outer case body 11 and the disk cover 13 so as to enclose the openings, and a first sealing member 201 which is abutted to the lens side outside case body 11 is attached in the first fitting groove and also a second sealing member 201 which is abutted to the disk cover 13 is attached in the second fitting groove, and when the lens side outer case body 11 or the disk cover 13 is closed, they compress the first sealing member 201 or the second sealing member 202, and the inside of the lens side outer case body 11 or the inside of the disk cover 13 becomes watertight. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a waterproof electronic device in which a first lid and a second lid are respectively attached to openings at both ends of a center frame so as to be waterproof (drip-proof).

  As a conventional waterproof electronic device of this type, for example, there is one described in Patent Document 1. Japanese Patent Application Laid-Open No. 2003-259542 discloses a disk recording and / or disk application in which the patent applicant has previously filed a patent application, in which a disk mounting portion on which a disk-shaped recording medium is detachably mounted is covered with an open / close lid. Or the thing regarding the reproducing | regenerating apparatus is described.

  The disc recording and / or reproducing apparatus described in Patent Document 1 is described as follows: “A player main body having an open / close lid that covers a disc mounting portion on which a disc-shaped recording medium is detachably mounted; And a buckle that is made possible, and the opening / closing lid is locked with the buckle ”.

  According to the disk recording and / or reproducing apparatus having such a configuration, “the buckle cannot be opened unless it has a strong force to some extent, so that it can be opened by touching the opening / closing lid accidentally by holding it firmly. In other words, the opening / closing lid can be clamped with a strong tightening force so that it cannot be easily opened ".

  Further, as another example of a conventional waterproof electronic device of this type, there is a device described in Patent Document 2, for example. Japanese Patent Application Laid-Open No. 2004-228561 describes a camera related to a camera that was previously filed by the patent applicant.

  The camera described in this Patent Document 2 is “a case that is formed in an elongated shape having a width and thickness and a length that is larger than the width and thickness, and the one that is located in one of the thickness directions. A photographic lens provided in front of the case; an imaging device provided in the case for detecting a subject image captured through the photographic lens and outputting an imaging signal; and the case located on the other side in the thickness direction And a display panel that displays an image of the subject image based on the imaging signal output from the imaging device and facing the upper part of the rear surface of the display panel. It is configured so as to be inclined at a predetermined angle with respect to the length direction.

  According to the camera having such a configuration, “a camera advantageous in reducing the burden on the photographer's hand and shoulder when holding with one hand and preventing camera shake when pressing the shutter button”. The effect that it can be provided "is obtained.

However, in the waterproof electronic device as shown in Patent Documents 1 and 2 described above, an O-ring is attached to the entire inner surface of the opening / closing lid, and when the opening / closing lid is closed, the O-ring is attached to the bottom of the case. And the gap between the opening and closing lid. Due to the function of the O-ring, water is prevented from entering the battery storage unit, the memory card storage unit, and the like. For this reason, since the waterproof seal member is constituted by a separate part from the case and the opening / closing lid, there is a problem that the number of parts increases, the number of assembling steps increases, and workability at the time of assembling is poor. Moreover, when the assembly failure of the O-ring occurs, there is a problem that the waterproof function becomes insufficient.
JP 2003-85957 A JP 2004-179850 A

  The problem to be solved is that in conventional waterproof electronic devices, the sealing member for waterproofing is composed of separate parts from the case and the lid, so the number of parts increases and the assembly man-hours increase, and the work during assembly The point is that the nature is bad.

  The waterproof electronic device of the present application includes a cylindrical center frame body, and a first lid body and a second lid body that openably and closably open openings at both ends of the center frame body. The first fitting groove and the second fitting groove are provided so as to surround the opening in the end surface portions that are in contact with the first lid body and the second lid body at both ends of the first fitting groove. A first seal member that is in contact with the first lid is attached, and a second seal member that is in contact with the second lid is attached to the second fitting groove. Or, when the second lid is closed, the first seal member or the second seal member is compressed so that the inside of the first lid or the second lid is watertight. Main features.

  In the waterproof electronic device of the present application, the first seal member and the second seal member are formed by injection molding by heating and melting a thermoplastic material in the annular groove of the center frame after injection molding. It is provided integrally.

  In the waterproof electronic device of the present application, the first seal member and the second seal member are formed by fitting a plurality of seal divided pieces into an annular groove of the center frame body after injection molding, and bonding them together. It is characterized by being fixed by the above.

  In the waterproof electronic device of the present application, the first seal member and the second seal member are provided on the first lid or the second lid when the first lid or the second lid is closed. It has a ridge part that is in contact with the inner surface from the side, and when the first lid or the second lid is opened, the ridge part wipes the inner surface of the first lid or the second lid. It was made to do.

  Further, the waterproof electronic device of the present application is characterized in that the protruding portion is tapered such that the cross-sectional shape is a semicircular shape, a triangular shape, a truncated trapezoidal shape, or the like.

  According to the waterproof electronic device of the present application, since the first seal member and the second seal member are attached to the end surface portions at both ends of the center frame body, the first lid body and the second lid body are attached. Since there is no need to attach a seal member, it is possible to improve the workability during assembly by suppressing an increase in the number of parts, and since there is no risk of assembly failure of the seal member, the waterproof (drip-proof) function is not effective. It will not be enough. Therefore, the assembling work is relatively easy, the assemblability is excellent, and the waterproof function or the drip-proof function is improved, so that the inside of the lid can be securely waterproof or drip-proof.

  According to the waterproof electronic device of the present application, since the first seal member and the second seal member are integrally injection-molded by two-color molding with respect to the center frame body, Thus, the troublesome work man-hour of attaching to the center frame can be omitted, and the man-hours for assembly can be simplified and the workability can be improved.

  According to the waterproof electronic device of the present application, the first seal member and the second seal member can be formed by a plurality of seal division pieces. In this case, the first and second seal members are injected. The number of man-hours to be formed can be omitted, the mold for forming the center frame can be simplified, and the seal member can be easily formed.

  According to the waterproof electronic device of the present application, when the first seal member and the second seal member are provided with the protrusions and the first lid or the second lid is opened, the protrusions By wiping the inner surface of the first lid or the second lid, water or water droplets adhering to the vicinity of the first seal member or the second seal member can be blown off. It can be prevented from entering the inside of the lid.

  Further, according to the waterproof electronic device of the present application, the protrusions of the first seal member and the second seal member are formed in a tapered cross-sectional shape such as a semicircular shape, a triangular shape, or a truncated trapezoidal shape. Thus, when the lid is opened, water and water droplets adhering to the vicinity of the first seal member or the second seal member can be reliably and reliably blown off by the protrusions.

  By providing the sealing members at both ends of the center frame body, when the lid bodies are closed without providing the first and second lid bodies, the sealing members are compressed to the inside of the lid body. A water-tight electronic device that is easy to assemble and has excellent waterproof (drip-proof) properties has been realized with a simple structure.

  1 to 20 show examples of embodiments of the present invention. 1 to 16 are disk-type waterproof imaging devices showing an embodiment of the waterproof electronic apparatus according to the present invention. FIG. 1 is a front view, FIG. 2 is a bottom view, FIG. 3 is a plan view, and FIG. Is a rear view, FIG. 5 is a left side view, FIG. 6 is a right side view, FIG. 7 is an external perspective view, FIG. 8 is a perspective view seen from the front side with the buckle open, and FIG. 10 is a perspective view of the center frame as seen from the bottom side, FIG. 11 is a perspective view of the center frame as seen from the plane side, FIG. 12 is a perspective view of the disc type waterproof imaging device as seen from the disc lid side, and FIG. Similarly, FIG. 14 is an exploded perspective view of the disc lid body, FIG. 15 is a perspective view of the disc lid body and the buckle both opened and seen from the disc lid side, and FIG. It is explanatory drawing.

  17 is an explanatory view showing a cross section of the seal member according to the present invention, FIGS. 18A and 18B are explanatory views for explaining the operation of the seal member, and FIGS. 19A, B and C are other examples of the cross-sectional shape of the seal member. FIGS. 20A and 20B are a perspective view and a plan view for explaining the seal member of the present invention.

  1 to 16 uses a DVD-R (Digital Video Disc-Recordable) as a specific example of a disc-shaped recording medium as an information storage medium, and converts an optical image into a CCD (solid-state imaging device). ) And recorded on a DVD-R or displayed on a display device composed of a flat monitor such as a liquid crystal display (hereinafter referred to as “disk type waterproof imaging device”). . However, the information storage medium according to the image pickup apparatus of the present invention is not limited to the DVD-R shown in this embodiment. Of course, DVD-RW and other recordable optical disks, magneto-optical disks, Of course, a disk-shaped recording medium of another recording system such as a magnetic disk can be used. As the information storage medium, other types of recording media such as magnetic tapes and semiconductor recording media can be used.

  As shown in FIGS. 1 to 16, the disc-type waterproof imaging device 1 is detachably attached to an imaging device body 2 showing a specific example of an electronic device body having a plurality of openable and closable lids. A control device (not shown) provided with a disk drive device 3 for recording (writing) and reproducing (reading) information signals by rotating the DVD-R, and a control circuit for controlling the drive of the disk drive device 3 And a lens device 5 that captures an image of the subject as light and guides it to a CCD (not shown) as an imaging means, and a touch panel having a flat monitor such as a liquid crystal display that displays an image based on a video signal output from the CCD The apparatus 7 includes a storage device (not shown) that temporarily stores a video signal output from the CCD. The disk drive device 3, the lens device 5, the touch panel device 7 and the like are all housed in the imaging device main body 2.

  As shown in FIGS. 1 to 9, the imaging apparatus main body 2 includes a center frame 10 disposed in the center portion and a lens showing a specific example of a first lid that covers one surface side of the center frame 10. The side exterior body 11, the buckle 12 that covers the opening provided in the lens side exterior body 11 so as to be openable and closable, and the disk mounting portion 47 that is the other surface side of the center frame body 10 is covered so as to be openable and closable. The disc lid 13 is a specific example of the lid. The disc lid 13 is rotatably attached to the center frame 10 via a hinge mechanism 69, and the disc mounting portion 47 is opened and closed by the turning operation of the disc lid 13. .

  As shown in FIGS. 9 to 11, the center frame 10 has a substantially horseshoe shape in plan view, and the curved frame portion 16 formed in a substantially U shape and the opening side of the curved frame portion 16 are substantially omitted. It consists of the frame material which has the horizontal crosspiece part 15 connected linearly. The center frame 10 has a height that can accommodate the disk drive device 3 and the like, but the side rail 15 side is set high, and the height of the curved frame 16 on the opposite side is the center. It is made into the shape which has a gradient so that it may become low sequentially as it reaches. In the center frame 10, the disk drive device 3, the control device, and other devices and devices are arranged.

  A lens-side exterior body 11 as a second lid is fixed to a surface opposite to the surface on the disk lid 13 side that is one surface of the center frame 10 by a plurality of fixing screws. . An opening 17 is provided on the side rail 15 side of the lens-side exterior body 11 so as to be greatly opened. The opening 17 can be opened and closed by the buckle 12. The buckle 12 is rotatably supported by a pair of hinge arms 23 and 23 that are rotatably supported by the center frame body 10. The buckle 12 can be stopped at the closed position shown in FIG. 7, the open position shown in FIG. 8, or any position between the closed position and the open position by the rotation of the pair of hinge arms 23, 23. Has been.

  A seal member 24 is attached to the outer peripheral edge of the inner surface of the buckle 12 over the entire periphery. The seal member 24 ensures adhesion between the buckle 12 and the imaging apparatus main body 2 and realizes a waterproof (or drip-proof) structure inside the buckle 12. The seal member 24 may be formed integrally with the buckle 12 by, for example, two-color molding, or a string-like seal member may be integrally fixed to the buckle 12 with an adhesive.

  The buckle 12 also has a function of a fastener for firmly fastening and fixing the disk lid 13 to the closed position, in addition to the function as a lid for opening and closing the opening 17 having the battery housing portion 18. Therefore, a fastener 29 having a roller 30 that is rotatably supported is provided at a substantially central portion on the front end side of the buckle 12. Corresponding to this, an engagement protrusion 31 to which the roller 30 is detachably engaged is provided at a substantially central portion on the front end side of the disk lid 13. The disk lid 13 can be firmly tightened with the buckle 12 and held in the closed position by getting the roller 30 over the engagement protrusion 31 and engaging the fastener 29.

  The reverse operation of the tightening operation is applied to the fastener 29, and the roller 30 is rotated in a direction away from the engagement protrusion 31 of the disc lid body 13 to release the engagement state, thereby opening the buckle 12 and opening. The part 17 can be opened. In the opening 17, a battery housing 18 and three operating means are arranged, and these can be closed or opened by the buckle 12. The three operating means are a recording stop switch 21 as a first operating means for stopping the recording operation on the disc-shaped recording medium by the recording means, a slide knob 22 as a second operating means, and start and stop due to some trouble. This is a restart switch 27 for restarting the disc type waterproof imaging apparatus 1 that has been used.

  Thus, when the buckle 12 is in the closed position shown in FIG. 7, the opening 17 is closed by the buckle 12, so that the battery storage portion 18 and the three operating means are both covered. In addition, since the seal member 24 provided on the outer peripheral edge of the inner surface of the buckle 12 is in close contact with the peripheral edge of the opening 17 of the lens-side exterior body 11 over the entire periphery, the seal member 24 of the imaging device main body 2 is connected from the contact portion. In addition to preventing dust and dust from entering the inside, it is also possible to reliably prevent liquid such as water and moisture from entering.

  On the other hand, when the buckle 12 is in the open position shown in FIG. 8, the battery housing portion 18, the recording stop switch 21, the slide knob 22, and the restart switch 27 are exposed. Therefore, in the opened state of the buckle 12, the battery 28 showing a specific example of the power source can be taken out from the battery storage unit 18, or a new battery 28 can be attached to the battery storage unit 18. In addition, since the recording stop switch 21, the slide knob 22, and the restart switch 27 are operable only when the buckle 12 is in the open position, the slide knob 22 is erroneously operated before the buckle 12 is opened. It is possible to prevent the disk lid 13 from being opened by mistake before a predetermined information signal is recorded, thereby causing problems such as recording leakage.

  The battery housing part 18 is constituted by a battery holder 19 shown in FIG. The battery holder 19 is formed of a rectangular casing that is open on the upper surface and the front surface. A terminal portion to which a main body side connection terminal connected to the terminal portion of the battery 28 is attached is provided on the rear surface portion. A switch cradle 95 that holds the slide knob 22 is provided at the front of the left side surface portion of the battery holder 19.

  The opening operation of the buckle 12 is performed by engaging the roller 30 of the fastener 29 provided at the approximate center on the front end side of the buckle 12 over the engagement protrusion 31 provided at the approximate center portion on the front end side of the disc lid 13. To be executed. By applying an operation opposite to the engagement operation to the fastener 29, the roller 30 is rotated in a direction away from the engagement protrusion 31, and the engagement state between the roller 30 and the engagement protrusion 31 is released. 29 can be opened.

  As shown in FIGS. 13 to 15, the disk drive device 3 includes a mechanical deck 35, a table rotating device 36, an optical pickup device 37, a pickup moving device, and the like. The mechanical deck 35 is made of a frame-like member having a size substantially the same as that of the DVD-R, and is elastically supported by the center frame body 10 via a plurality of mount members (not shown). A table rotating device 36 is mounted at a position deviated from the center of the mechanical deck 35 to one side. The table rotating device 36 includes a spindle motor 40 fixed to the mechanical deck 35, a turntable 41 fixed to a rotating portion of the spindle motor 40, and the like.

  The turntable 41 includes a disc fitting portion 41a in which a central hole of the DVD-R is fitted, and a disc mounting portion 41b in which a peripheral portion of the central hole is placed. Further, the fitting portion 41a has a plurality of clamp claws 42 (three in this embodiment) that are engaged with the peripheral edge of the center hole of the DVD-R and hold the DVD-R at equal intervals in the circumferential direction. Is provided. Each clamp pawl 42 is biased radially outward by a coil spring. The DVD-R is centered in the center of the turntable 41 by the holding force of the clamp pawl 42 due to the spring force of the coil spring, and is held with a constant holding force. By retracting the clamp pawl 42 against the spring force of the coil spring, the DVD-R can be mounted and removed from the turntable 41.

  The optical pickup device 37 includes a biaxial actuator having a pickup lens 44 facing the information recording surface of the DVD-R, a slide member 45 on which the biaxial actuator is mounted, and the like. The slide member 45 is reciprocally movable by a pickup moving device not shown in the drawing, and is configured to be able to approach and separate from the turntable 41. The pickup moving device includes two guide shafts arranged in parallel to each other, a feed screw shaft provided in parallel with the guide shafts, a feed motor that rotationally drives the feed screw shaft, and the like.

  The two guide shafts of the pickup moving device extend in the front-rear direction of the disc type waterproof imaging device 1 with the spindle motor 40 sandwiched from both sides. A slide member 45 is slidably held by the two guide shafts, and a nut member attached to the slide member 45 is engaged with a thread portion of the feed screw shaft. Thus, by rotating the feed motor of the pickup moving device, the optical pickup device 37 selectively moves in a direction approaching the turntable 41 and a direction away from the turntable 41 according to the rotation direction of the feed screw shaft. Is done.

  The disk drive device 3 having such a configuration is attached to the center frame 10 with the turntable 41 arranged on the disk lid 13 side. On the turntable 41 side of the disk drive device 3, a disk mounting portion 47 is set in which a disk-shaped recording medium such as a DVD-R is detachably mounted. Further, a space for the lens device is set in the back of the disk drive device 3 in the imaging device main body 2, and the lens device 5 is disposed in the space.

  As shown in FIGS. 4 and 12, the disk lid 13 is provided with a bulging portion 13a raised in a circular shape. The bulging portion 13a has a size commensurate with the size of a disc-shaped recording medium (for example, a DVD-R having a diameter of 8 cm) mounted on the turntable 41. A rectangular opening window 48 is provided at a substantially central portion of the bulging portion 13a of the disk lid 13, and a touch panel device 7 showing a specific example of the display device is attached to the opening window 48. .

  The touch panel device 7 includes a touch panel, a display panel, a backlight panel, a holder, a pressing plate, and the like. A display panel is bonded to one surface of the touch panel with an adhesive, and a backlight panel is disposed on the other surface of the display panel. The periphery of the display panel and the backlight panel is surrounded by a spacer made of a rectangular frame, and this spacer is sandwiched between the touch panel and the backlight panel, whereby a touch panel device that forms one assembly as a whole. 7 is configured. As the display panel, for example, a flat monitor such as a liquid crystal display (LCD) or an EL (Electroluminescence) panel is suitable.

  Further, a changeover switch 50 and the like for operating the power supply on / off and the like are disposed below the touch panel device 7 of the bulging portion 13a of the disc lid 13. The changeover switch 50 is configured to be slidable in an arc shape and to be capable of being pressed at a predetermined position. That is, the change-over switch 50 is turned on and off by a slide operation, and is pressed at the power-on position to switch the shooting mode (for example, still image shooting, action shooting, playback display, etc.). Is possible. A first finger hooking portion 52 a that constitutes a part of the gripping portion 52 for gripping the imaging device main body 2 is provided at the upper right portion outside the bulging portion 13 a of the disc lid 13. A right thumb is brought into contact with the first finger rest 52a.

  As shown in FIGS. 3 and 15, at one end portion of the curved frame portion 16 of the center frame 10 on the side of the horizontal beam portion 15, a recording button 54 for starting and ending shooting and a pair of zoom buttons Is arranged. The pair of zoom buttons includes a wide button 55 that moves the lens device 5 to the wide (wide angle) side and a tele button 56 that moves the lens device 5 to the tele (telephoto) side. As for the wide button 55 and the tele button 56, enlargement or reduction of the screen is continuously executed as long as each button is kept pressed within a predetermined range, and movement to the wide side or the tele side is stopped at each end. It is like that.

  As shown in FIGS. 2 and 7, the disc type waterproof imaging device 1 is attached to a tripod (not shown) at the other end portion on the side rail portion 15 side of the curved frame portion 16 of the center frame body 10. A tripod fixing bracket 58 is embedded and is detachably attached by a plurality of fixing screws 59. The tripod fixing bracket 58 is made of a substantially oval member in which the radius of curvature of the arc portions at both ends in the longitudinal direction is different, and a screw hole 58a into which the fixing screw of the tripod is screwed is provided on the large diameter side.

  As shown in FIG. 1 and FIG. 7 and the like, an imaging lens 62 is exposed to the front at the end opposite to the buckle 12 of the lens-side exterior body 11 disposed in front of the disc-type waterproof imaging device 1. The lens device 5 is arranged in a state. In order to arrange the lens device 5, the lens side exterior body 11 is provided with a lens bulging portion 11 a protruding to the front side, and a lens cover 65 is attached to the lens bulging portion 11 a. . A lens waterproof device having a lens protective glass for protecting the imaging lens 62 is provided in the recessed portion 11b provided in the lens bulging portion 11a.

  The lens device 5 includes a lens barrel that is a combination of a plurality of cylinders, and a lens unit that is a combination of a plurality of lenses including an imaging lens 62 held in the lens barrel. . A CCD (solid-state imaging device) showing a specific example of the imaging means is disposed behind the optical axis of the lens unit. The CCD is fixed to a lens barrel, and the optical axis of the lens unit is set at a substantially central portion of the light receiving surface. When the light of the subject that has passed through the lens unit of the lens device 5 is received by the CCD, an image signal including an electrical signal corresponding to the subject is output from the CCD to a control device, a touch panel device, or the like.

  The lens cover 65 has a shape commensurate with the lens bulging portion 11a of the lens side exterior body 11, and an opening hole 11c is provided in the recessed portion 11b. A fixing member 67 for fixing the lens protection glass is fitted into the opening hole 11c of the lens bulging portion 11a. The lens cover 65 is detachably attached to the lens side exterior body 11 with a plurality of fixing screws.

  Further, as shown in FIG. 10, a first fitting groove to which the first seal member 201 is attached is formed on the end surface portion that is in contact with the lens-side exterior body 11 that is one end surface portion of the center frame body 10. Is provided. As shown in FIG. 11, a second fitting groove to which the second seal member 202 is attached is provided on the end surface portion that is in contact with the disc lid body 13 that is the other end surface portion of the center frame body 10. It has been. The first fitting groove is formed in the curved frame portion 16 as a groove in which concave portions having a square cross section are continuous. On the other hand, the horizontal rail portion 15 is provided with a plurality of support pins 221, and these support pins 221 are substituted for fitting grooves, and the first seal member 201 is formed in two colors as will be described later. It is possible.

  In the curved frame portion 16, the second fitting groove is formed as a groove in which concave portions having a square cross section are continuous. And in the horizontal rail part 15, it is formed so that the recessed part of square cross section may be opened to a side surface, and the groove | channel from the circular arc part 35a may be continued in the both ends. A second seal member 202 is formed in the second fitting groove by two-color molding.

  The first seal member 201 and the second seal member 202 may be formed by forming the center frame 10 by injection molding, setting the molded product in a new mold, and then performing injection molding again. (So-called two-color molding). In this case, instead of the two-color molding, it can be integrally formed by using insert molding or other similar molding techniques. In addition, each of the seal members 201 and 202 may be formed by connecting a plurality of seal division pieces when watertightness can be maintained. Furthermore, a single annular seal member or a plurality of divided seal pieces may be provided, and the seal divided pieces may be affixed mechanically or manually using an adhesive. Good.

  As a cross-sectional shape of the first seal member 201 and the second seal member 202, for example, a shape as shown in FIG. 17 can be applied. The first seal member 203 shown in FIG. 17 is configured to generate a force F1 that crushes from the right to the left in the drawing. Further, the second seal member 204 is configured to generate a force F2 that crushes from the bottom to the top in the drawing.

  The first seal member 203 has an L-shaped cross-section, and the protrusion 203a that is in sliding contact with the side surface 231a that is the inner surface of the upper lid 231 attached to the first seal member 203 is a specific example of a taper. It is formed as a semicircular convex part shown. The second seal member 204 has an L-shaped cross section, and the protrusion 204a that is in sliding contact with the lower surface 232a, which is the inner surface of the lower lid 232 attached to the second seal member 204, is also a semicircular convex. It is formed as a part.

  Corresponding to the first seal member 203, the center frame body 200 is provided with a first fitting groove 211 opened upward at the upper end portion thereof. The first fitting groove 211 is a rectangular groove that opens upward, and a notch 211a into which the protruding portion 203a of the first seal member 203 is fitted is provided on the outer upper portion of the groove. It has been. Corresponding to the second seal member 204, the center frame 200 is provided with a second fitting groove 212 that is open laterally and downwardly at the lower end portion thereof. The second fitting groove 212 is formed as a notch-like groove opened to the side, and the protrusion 204a of the second seal member 204 is overlapped on the inner side from the groove.

  According to the first seal member 203 having such a configuration, for example, the water acts as shown in FIGS. 18A and 18B to prevent water and the like from adhering to the side surface 231a of the upper lid 231. And water can be scraped off to prevent water and the like from entering the electronic device. The material of the seal member is preferably an elastomer, for example, but various other materials such as silicon rubber and nitrile rubber can be used.

  FIG. 18A shows a state in which the upper lid body 231 is superimposed on the center frame body 200. Reference numeral 250 shown in the figure is water that has entered the joint between the center frame body 200 and the upper lid body 231. The water 250 is prevented from entering by the protrusion 203a of the first seal member 203, and enters the joint. The ridge 203a shown in the figure is semicircular in the figure, and a part of the ridge 203a enters the side surface 231a. However, this is because the ridge 203a is semicircular. In fact, as shown in FIG. 5B, the tip portion is crushed and flattened.

  As shown in FIG. 18B from the state shown in FIG. 18A, when the upper lid body 231 is pulled upward, the water 250 adhering to the side surface 231a of the upper lid body 231 is scraped off by the ridge 203a of the first seal member 203. . Therefore, it is possible to reliably prevent the water 250 attached to the side surface 231a of the upper lid 231 from entering the inside of the electronic device. Such a scraping action of the water and moisture of the first seal member 203 is executed by the first and second seal members 201 and 202 described in the above embodiment, and therefore the disk type waterproof imaging device 1 thereof. The waterproof property or drip-proof property can be improved.

  In the case of the second seal member 204, the above-described water scraping action cannot be obtained, but the lower surface 232a of the lower lid 232 pushes the protrusion 204a of the second seal member 204. By crushing, a certain waterproof property or drip-proof property can be secured.

  19A to 19C show other examples of the cross-sectional shapes of the first seal member and the second seal member. In FIG. 19A, the protrusion 205a of the seal member 205 is formed as a triangular cross section. According to the triangular protrusion 205a, water and moisture adhering to the inner surface of the lid can be strongly scraped off. FIG. 19B shows the protrusion 206a of the seal member 206 formed by rounding one end of the tip into an arc. According to the semicircular arc-shaped protruding portion 206a, the strength of the protruding portion 206a can be increased so that it can withstand long-term use. FIG. 19C shows the seal member 207 formed with two protrusions 207a and 207b. According to the double-structured protrusions 207a and 207b, water and moisture adhering to the inner surface of the lid body are scraped off twice, and a stronger waterproof property or drip-proof property can be secured.

  In addition, as a cross-sectional shape of a sealing member, it is not limited to the shape of the Example mentioned above, Of course, other shapes can be employ | adopted suitably.

  FIGS. 20A and 20B and FIGS. 21A and 21B illustrate items to be noted when the first seal member 201 and the second seal member 202 are formed. In these drawings, reference numeral 301 is a gate, 302 is a runner, and 303 is a runner introduction portion. Here, T is the thickness of the first seal member 201 and the second seal member 202 which are products. Then, as shown in FIGS. 21A and 21B, when the width S2 of the introduction portion 303 is made larger than the thickness T, a contracted portion 305 called a shrinkage is generated in a portion corresponding to the introduction portion 303 of the products 201 and 202. . This is because the thickness of the introduction part 303 is larger than that of the products 201 and 202, so that the time for the molten material of the introduction part 303 to solidify is delayed, and the product 201, 202 is formed into a recess by being pulled.

  Therefore, as shown in FIGS. 20A and 20B, the width S1 of the introduction portion 303 is made smaller than the thickness T. In this case, the ratio between the width S1 and the wall thickness T is preferably S1 ≦ 2 / 3T or less. By setting the dimensions in this way, as shown in FIGS. 20A and 20B, it is possible to form products 201 and 202 having no shrinkage.

  According to the disc type waterproof imaging apparatus 1 having such a configuration, the seal member 24 is attached to the inner peripheral edge of the buckle 12 over the entire circumference. When the buckle 12 is closed, the seal member 24 is removed. The buckle 12 is in close contact with the lens-side exterior body 11 in a liquid-tight manner. Therefore, the inside of the buckle 12 can be made waterproof (drip-proof) structure by simply closing the buckle 12. This eliminates the need for the battery housing 18, the recording stop switch 21, the slide knob 22, and the like to be individually waterproofed, so that the entire device is not increased in size by the waterproof structure, and is waterproof while being small. Can be obtained.

  Further, as shown in FIG. 7, when the buckle 12 is closed, the disk lid 13 is slightly pulled by the fastener 29. That is, the backlash necessary for locking the disc lid 13 can be pulled in by the buckle 12. Therefore, the disc lid 13 can be firmly attached to the center frame 10, thereby making the waterproof function of the disc lid 13 more stable.

  According to the disc type waterproof imaging device 1, since the first seal member 201 and the second seal member 202 are integrally provided on the center frame body 10, the lens side exterior body with respect to the center frame body 10. 11 (first lid) and disc lid 13 (second lid) can be improved in the assemblability, and the watertightness after the assembly is improved, so that the disc waterproof is excellent in waterproofness and drip-proof property. The type imaging device 1 can be configured.

  Further, as shown in FIG. 7, when the buckle 12 is closed, the disk lid 13 is slightly pulled by the fastener 29. That is, the backlash portion necessary for locking the disk side lid 13 can be pulled in by the buckle portion 29. Therefore, the buckle lid body 12 can be firmly attached to the lens side exterior body 11, thereby making the waterproof function of the buckle lid body 12 more stable.

  FIG. 16 shows an example of a usage state of the disk-type waterproof imaging device 1 according to the present embodiment. The right hand is used to hold the grip portion 52 of the photographing apparatus body 2, and the left hand is used to grasp the vicinity of the lens device 5 of the photographing apparatus body 2. Therefore, as shown in FIGS. 1 to 3, the second finger-hanging portion 52 b that constitutes a part of the grip portion 52 of the imaging device main body 2 is provided at the end portion of the lens-side exterior body 11 opposite to the lens device 5. Is provided.

  The middle finger or ring finger of the right hand is brought into contact with the second finger hooking portion 52b of the grip portion 52 of the disc type waterproof imaging device 1. The grip 52 is gripped by the middle finger or the like of the right hand hung on the second finger hook 52b and the thumb of the right hand hung on the first finger hook 52a. Then, the index finger of the right hand is rotated upward of the photographing apparatus main body 2 and used for the operation of the three operation buttons 54 to 56 including the recording button 54, the wide button 55, and the tele button 56. In this way, the disc-type waterproof imaging device 1 is held by the user, and a desired subject can be photographed with a desired composition, size, etc., by operating the three operation buttons 54 to 56 with the index finger.

  As described above, according to the present invention, the lens side exterior body 11 is attached to the center frame body 10 with screws, and at this time, the lens side exterior body 11 and the center frame body 10 which are the first lid bodies. Since the seal member 201 is appropriately crushed, the waterproof function of the joint portion of the lens-side exterior body 11 can be obtained, and water and moisture can be prevented from entering the inside. In addition, since the seal member is integrally attached to the center frame body 10, it is not necessary to incorporate another seal member into the lens side exterior body 11, so that the assemblability can be improved.

  The disc lid 13 as the second lid is connected to the center frame 10 at one end by a hinge mechanism 69 and can be fastened by the baffle 12 at the opposite end. Therefore, the sealing member 202 can be appropriately crushed by the disc lid 13 and the center frame 10, and similarly a reliable waterproof function can be obtained. Furthermore, by releasing the lock of the disc lid 13 by sliding the slide knob 22, the disc lid 13 can be opened while the finger is placed on the slide knob 22. At this time, the slide knob 22 is opened. Can serve as a lid opening handle, and a lid that is locked and sealed by packing can be opened with a simple operation.

  Further, since the water droplets attached to the image pickup apparatus main body 2 adhere only to the center frame 10 side and do not remain on the disc lid 13 side, the water drops do not drip in the disc mounting portion 47, and recording / reproduction, etc. Does not affect the function of Further, since water or water droplets are prevented from entering by the inner wall of the disc lid 13, a waterproof effect can be ensured even when the fitting position of the disc lid 13 is shifted in the wall direction. Furthermore, the range of a waterproof function can be expanded by increasing the dimension of the wall which a seal member contacts.

  In the above embodiment, the example applied to the disk-type waterproof imaging device 1 has been described. However, the entire device may not be a waterproof (drip-proof) type electronic device, and a part of the device is waterproof (drip-proof). The present invention can also be applied to necessary portions. Furthermore, the number of bands of the seal member may be increased to 2 or more as necessary, and it is of course possible to make the shape suitable for the shape of the fitting portion.

  The present invention is also applicable to imaging devices other than the above-described disk-type waterproof imaging devices, such as electronic still cameras, video cameras, personal computers with camera functions, mobile phones with camera functions, PHS with camera functions, and other various imaging devices. Of course you can. Furthermore, the present invention can be applied to various electronic devices such as an electronic device other than the imaging device, such as a DVD player and a tape recorder. The present invention is not limited to the embodiment described above and shown in the drawings, and various modifications can be made without departing from the scope of the invention.

1 is a front view showing a disk-type waterproof imaging apparatus according to a first embodiment of a waterproof electronic apparatus of the present invention. It is a bottom view of the disk type waterproof imaging device shown in FIG. It is a top view of the disk type waterproof imaging device shown in FIG. FIG. 2 is a rear view of the disk-type waterproof imaging device shown in FIG. 1. FIG. 2 is a left side view of the disc type waterproof imaging apparatus shown in FIG. 1. FIG. 2 is a right side view of the disk-type waterproof imaging device shown in FIG. 1. It is the external appearance perspective view which looked at the disk type waterproof imaging device shown in FIG. 1 from the lens side exterior body side. It is the external appearance perspective view which opened the buckle and looked at the disk type waterproof imaging device shown in FIG. 1 from the lens side exterior body side. FIG. 2 is an exploded perspective view of a center frame body, a lens side exterior body, and a disk lid body related to the imaging apparatus main body of the disk type waterproof imaging apparatus shown in FIG. 1. It is the perspective view which looked at the center frame which concerns on the imaging device main body of the disk-type waterproof imaging device shown in FIG. 1 from the lens side exterior body side. It is the perspective view which looked at the center frame which concerns on the imaging device main body of the disk-type waterproof imaging device shown in FIG. 1 from the disc cover body side. It is the perspective view which looked at the disk type waterproof imaging device shown in Drawing 1 from the disk lid side. It is the perspective view which opened the disk cover body of the disk type waterproof imaging device shown in FIG. It is the perspective view which decomposed | disassembled the disk cover body of the disk-type waterproof imaging device shown in FIG. FIG. 2 is a perspective view of the disc type waterproof imaging device shown in FIG. 1 as viewed from the disc lid side with the disc lid and buckle opened. It is explanatory drawing which shows the use condition of the disk type waterproof imaging device of FIG. It is explanatory drawing which shows the relationship between the center frame, the 1st and 2nd cover body, and the 1st and 2nd sealing member which concern on the waterproof type electronic device of this invention. FIGS. 17A and 17B are diagrams for explaining the operation of the seal member shown in FIG. 17, in which FIG. A is a state in which the lid is closed, and FIG. The other examples of the cross-sectional shape of the sealing member according to the waterproof electronic device of the present invention are shown. FIG. A is a triangle, FIG. B is a semicircular arc shape, and FIG. It is. The sealing member which concerns on the waterproof electronic device of this invention is shown, The figure A is a perspective view, The figure B is a top view. An undesirable sealing member is shown. FIG. A is a perspective view and FIG. B is a plan view.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 ... Disc type waterproof imaging device (waterproof electronic device), 2 ... Imaging device main body (electronic device main body), 3 ... Disk drive device, 5 ... Lens device, 7 ... Touch panel device (display device), 10 ... Center frame 11, lens-side exterior body, 12, buckle, 13, disk lid, 17, opening, 18, battery housing, 21, recording stop switch, 22, slide knob, 36, table rotating device, 47, disk Mounting part 52 ... Grasping part 62 ... Imaging lens 201, 202, 203, 204, 205, 206, 207 ... Sealing member

Claims (5)

A cylindrical center frame,
A first lid and a second lid that cover the openings at both ends of the center frame so as to be openable and closable;
A first fitting groove and a second fitting groove are provided in an end surface portion that contacts the first lid and the second lid at both ends of the center frame so as to surround the opening. A first seal member that is in contact with the first lid is attached to the first fitting groove, and a second that is in contact with the second lid is attached to the second fitting groove. Attach the seal member,
When the first lid or the second lid is closed, the first seal member or the second seal member is compressed so that the inside of the first lid or the second lid is A waterproof electronic device characterized by being watertight.   The first seal member and the second seal member are integrally formed in the annular groove of the center frame body after injection molding by heating and melting a thermoplastic material. The waterproof electronic device according to claim 1.   The first seal member and the second seal member are provided by inserting and joining a plurality of seal divided pieces into the annular groove of the center frame after injection molding and fixing them with an adhesive. The waterproof electronic device according to claim 1, wherein: The first seal member and the second seal member are laterally applied to the inner surface of the first lid or the second lid when the first lid or the second lid is closed. Having a ridge to be abutted,
A waterproof electronic device characterized in that when the first lid or the second lid is opened, an inner surface of the first lid or the second lid is wiped off by the protruding portion. . The waterproof electronic device according to claim 4, wherein the protrusion has a tapered shape such as a semicircular shape, a triangular shape, or a pointed trapezoidal shape.

Images