JP4520187B2 - Cover locking mechanism in electronic equipment - Google Patents

Description

  In the present invention, when a battery cover is detachably provided on a remote control main body as an electronic device, there is no groove between the remote control main body and the cover that becomes a design obstacle, and it can be opened and closed. The present invention relates to a cover locking mechanism in an electronic device that is smoothly performed.

Conventionally, a housing of an electronic device such as a remote controller is composed of a remote controller body 10, a back cover 11 and a battery cover 12 as shown in FIG. 6, or a rear surface which is used as a remote controller body 10 and a battery cover as shown in FIG. Some include a lid 11 (Patent Document 1).
Among these, in the remote control shown in FIG. 6, the battery housing portion 13 is formed in the back cover 11 on the back of the remote control body 10, the battery cover 12 is removed from the battery housing portion 13, and the battery 16 in the battery housing portion 13 is removed. The battery cover 12 is slid and fitted again, and the locking portion 14 is locked to the inner wall surface of the back cover 11 by replacement.

Further, in the remote control shown in FIG. 7, the back cover 11 on the back surface of the remote control main body 10 can be directly opened and closed, and is also used as the battery storage unit 13. After the battery cover 12 is opened halfway by sliding, The battery 16 is replaced, and the back cover 11 is slid and fitted.
JP 2000-28190 A.

In FIG. 6, since the battery cover 12 is provided on the back cover 11 so as to be freely opened and closed, naturally, a joint 15 is generated at a sliding portion or a contact portion between the back cover 11 and the battery cover 12.
Also in FIG. 7, a seam 15 is generated at a slide portion or a contact portion between the remote control main body 10 and the back cover 11.
These joints 15 occur even when the battery cover 12 is configured separately from the back cover 11 or when the battery cover 12 is configured integrally with the back cover 11. Even if the seam 15 is made with high accuracy, a gap or a step is generated during use, and the seam 15 lacks aesthetics.

Therefore, as shown in FIG. 8, a large groove 17 is previously formed in either one of the joints 15 so that a gap or a step is not noticeable.
However, even with such a configuration, there is a problem that the unsightlyness cannot be solved because the grooves 17 and the step 18 that are positively formed in the joint 15 are generated.
It is an object of the present invention to provide a device that does not have a design hindrance between an electronic device main body such as a remote control main body and a cover and that can be opened and closed smoothly. is there.

  The present invention provides an electronic device in which a battery cover is detachably provided on the electronic device body, wherein a recess for attaching and detaching the battery cover is formed on one side surface of the electronic device body, and an inclined guide surface is formed on the inner wall surface of the recess. A locking recess that follows the inclined guide surface, forms a side plate portion on the battery cover, and press-fits into the locking recess while sliding the inclined guide surface on the side surface of the side plate portion. An engagement step portion is formed inside an edge portion of a recess for attaching and detaching the battery cover, and a side plate portion of the battery cover is formed so that a flange portion remains around the engagement step portion. The battery cover is fixed to the electronic device main body by sinking the hook portion in an oblique direction, and the battery cover is removed from the electronic device main body by lifting the hook portion obliquely from the engagement step portion. In electronic equipment It is a lock mechanism of the cover.

According to the first aspect of the present invention, in the electronic device in which the battery cover is detachably provided on the electronic device main body, the concave portion for attaching / detaching the battery cover is formed on one side surface of the electronic device main body, and both sides of the concave portion are formed. A plurality of sets of inclined guide surfaces inclined toward the bottom and locking recesses following the inclined guide surfaces are formed at predetermined intervals on the inner wall surface of the battery cover , and side plate portions are formed slightly on both sides of the battery cover. outside side surface of the side plate portion, is provided with the plurality of sets of V-shaped engaging press-fit portion press-fitted into the locking recess while sliding the inclined guide surface, the battery cover is fitted in the recess of the electronic apparatus body This eliminates the groove that hinders the design between the electronic device main body and the battery cover, and provides a lock mechanism with excellent aesthetics. In addition, when the top surface of the battery cover is press-fitted so as to be pressed with a finger, the V-shaped portion at the tip of the plurality of sets of locking press-fitting portions closely contacts the plurality of sets of locking recesses while sliding toward the bottom of the inclined guide surface. And the entire periphery of the battery cover can be fitted into the recess on one side surface of the electronic device main body without a gap. When removing the battery cover, if the upper surface of the battery cover is pressed and moved with a finger, the battery cover slides on the electronic device body, and the plurality of sets of locking press-fitting portions slide on the plurality of sets of inclined guide surfaces, The locking press-fitting part comes out of the locking recess, and the battery cover can be lifted off the electronic device body.

According to the second aspect of the present invention, the engagement step portions are formed inside the edge portions on both sides of the concave portion for attaching and detaching the battery cover, so that the side plate portions on both sides of the battery cover are left with the flange portions around. The battery cover is fixed to the main body of the electronic device by the saddle sinking in the oblique direction in the engaging step portion, and the electronic device is lifted in the oblique direction from the engagement step portion. Since the battery cover is removed from the main body, the battery cover is closed so that the hook of the battery cover sinks into the engaging step at the edge of the main body of the electronic device, and the hook of the battery cover is Open so that it floats from the engagement step on the edge. Therefore, the battery cover can be opened and closed smoothly by sliding the battery cover.

According to the third aspect of the present invention, the batteries cover, since an elastic material bendable when detaching the recess for detaching the battery cover in the oblique direction, the electronic end portion of the battery cover when the slide Sinking or rising while bending while pressing against the edge of the concave part of the device main body, preventing the gap between the two when fitting the battery cover into the electronic device main body, excellent appearance Can offer things.

The present invention provides an electronic device in which a battery cover is detachably provided on the electronic device body, wherein a recess for attaching and detaching the battery cover is formed on one side surface of the electronic device body, and an inclined guide surface is formed on the inner wall surface of the recess. A locking recess that follows the inclined guide surface, forms a side plate portion on the battery cover, and press-fits into the locking recess while sliding the inclined guide surface on the side surface of the side plate portion. An engagement step portion is formed inside the edge of the recess for attaching and detaching the battery cover, and the side plate portion of the battery cover is formed so that a collar portion remains in the periphery, and the engagement step portion is formed on the engagement step portion. A battery cover is fixed to the electronic device main body by sinking the hook in an oblique direction, and the battery cover is removed from the electronic device main body by lifting the hook from the engagement step portion in an oblique direction.
Also, a plurality of sets of inclined guide surfaces and locking recesses following the inclined guide surfaces are provided on the inner wall surface of the recesses for attaching and detaching the battery cover, and the plurality of sets of inclined guide surfaces are provided on the outer surface of the side plate portion of the battery cover. The battery cover is provided with a plurality of sets of engagement press-fitting portions of the battery cover corresponding to the engagement recesses, and the battery cover is made of an elastic material that can be bent when being attached to and detached from the recesses for attaching and removing the battery cover in an oblique direction. Constitute.

1 to 5, reference numeral 20 denotes an electronic device main body. The electronic device main body 20 will be described as a remote control main body 20 in the following example.
The remote control main body 20 as the electronic device main body has such a size that it can be operated with one hand having a width of 35 mm, a height of 25 mm, and a length of 240 mm. Operation buttons 22 are provided in two rows in the longitudinal direction on the upper surface of the remote control body 20, and a battery cover 21 having a lock mechanism unique to the present invention is detachably provided on the lower surface.

  A recess 23 for attaching / detaching the battery cover in the longitudinal direction is formed on the lower surface of the remote control body 20, and a battery housing recess 25 deeper than the recess 23 is formed at the approximate center of the recess 23. . An engaging step portion 24 is formed on the entire peripheral edge of the inner wall surface 27 in the recess 23, leaving a thin wall surface. At both ends of the battery housing recess 25, an anode piece attachment portion 30 and a cathode spring attachment portion 31 are provided so as to protrude. The anode piece attachment portion 30 and the cathode spring attachment portion 31 are respectively provided with an anode piece 32 and a cathode piece. A spring 33 is provided.

On the inner wall surfaces 27 on both sides in the longitudinal direction of the concave portion 23, there are formed one or several places, specifically, four inclined guide surfaces 28 and locking concave portions 29 at predetermined intervals, respectively. As shown in FIG. 3, the inclined guide surface 28 is inclined at an angle of about 10 degrees toward the bottom of the recess 23, and the distal end portion of the inclined guide surface 28 is formed into a V-shaped groove-shaped locking recess 29. Furthermore, the engagement step portion 24 side of the inclined guide surface 28 is opened with a predetermined width.
Further, a positioning recess 42 is provided between the two inclined guide surfaces 28 and swells in two in the depth direction, and a vertical groove is formed therebetween.

The battery cover 21 is formed in a thin plate shape having a width and a length so as to be fitted to the engagement step portion 24 of the remote control body 20, and the battery cover 21 has a gentle and loose inner side on one short side. A slope 40 is formed, and a steep slope 43 is formed inside the other short side. Further, the side plate portions 34 are integrally formed on the inner side so that the long side portions on both sides of the battery cover 21 become the flange portions 36. A locking press-fit portion 35 that engages with a locking recess 29 of the remote control main body 20 as the electronic device main body is integrally provided on the outer surface of the side plate portion 34. The locking press-fit portion 35 is fitted into the inclined guide surface 28, slides on the inclined guide surface 28, and has a V shape so that the tip end is press-fitted into the locking recess 29.
In addition, a press-contact portion 37 bulging slightly so as to have inclined surfaces at both ends is formed on the same surface as the locking press-fit portion 35, and the press-fit portion 37 is engaged with the positioning recess 42 at substantially the center. A positioning projection 38 is formed.
In addition, at both ends of the outer surface of the battery cover 21, protrusions 41 are formed which serve as legs when the remote control is placed on a table or the like and prevent slipping when the battery cover 21 is opened and closed.

The attachment / detachment of the battery cover 21 at the time of replacement of the battery 26 having the above configuration will be described.
As shown in FIG. 1, the battery 26 in the battery housing recess 25 is replaced with the battery cover 21 removed with the back surface of the remote control body 20 facing upward.

Next, the battery cover 21 is fitted over the recess 23 of the remote control body 20 from above. At this time, in FIG. 1, the battery cover 21 is shifted slightly to the left from directly above the remote control body 20, and is fitted so that the locking press-fit portion 35 fits into the upper opening portion of the inclined guide surface 28. With the bottom surface of the locking press-fit portion 35 in contact with the inclined guide surface 28, the battery cover 21 is press-fitted while sliding slightly to the right. When the battery cover 21 is slid, press-fitting is performed by pressing the upper surface of the battery cover 21 with a finger, but when the upper surface of the battery cover 21 is slipping, press-fitting is performed by hooking the fingers 41 on both ends. To do. Then, as shown in FIGS. 4 and 5, the V-shaped portion at the tip of the locking press-fit portion 35 is brought into close contact with the locking recess 29 while sliding on the inclined guide surface 28, and the battery cover 21 is fully engaged. The surrounding flange portion 36 is fitted into the engagement step portion 24 of the remote control main body 20 without sinking while being depressed. The soft member 39 presses down the battery 26 and fixes the battery 26 in the fitted state.
At this time, the flange 36 at the left end of the battery cover 21 in FIG. 1A is formed with a gentle slope 40 on the lower surface, so that the battery cover 21 is slightly curved while the flange 36 is engaged with the engagement step 24. To fit smoothly.

  When removing the battery cover 21, in FIG. 1, if the upper surface of the battery cover 21 is pushed leftward with a finger pressed, the gentle slope 40 portion of the battery cover 21 slides on the engagement step 24 of the remote control body 20. Then, the locking press-fitting portion 35 slides on the inclined guide surface 28, the locking press-fitting portion 35 comes out of the locking recess 29, and the battery cover 21 is lifted off from the remote control body 20. When detached, the battery cover 21 is taken out from the remote control body 20.

  In the above-described embodiment, the number of the inclined guide surfaces 28 and the locking recesses 29 in the remote control main body 20 as the electronic device main body and the locking press-fitting portions 35 in the battery cover 21 are respectively formed at four locations on the left and right. Is not limited to this, and may be one on each side.

1 shows an embodiment of a cover locking mechanism in an electronic device according to the present invention, in which (a) is a partially cutaway front view of a battery cover 21, and (b) is a partially cutout electronic device main body. FIG. In the cover locking mechanism in the electronic device according to the present invention shown in FIG. 1, (a) is a bottom view of the battery cover 21, and (b) is a top view of the remote control body 20 as the electronic device body. FIG. 2 is an exploded perspective view of a part of a remote control body 20 and a battery cover 21 as an electronic device body in the cover locking mechanism in the electronic device according to the present invention shown in FIG. 1. 5 is a cross-sectional view taken along line AA of FIG. 4 when a battery cover 21 is fitted to a remote control body 20 as an electronic device body in the cover locking mechanism of the electronic device according to the present invention shown in FIG. It is the BB sectional view taken on the line in FIG. It is a disassembled perspective view which shows the 1st example of the lock mechanism of the cover in the conventional electronic device. It is a disassembled perspective view which shows the 2nd example of the lock mechanism of the cover in the conventional electronic device. It is sectional drawing which shows the example which formed 17 in the joint 15 in the lock mechanism of the cover in the conventional electronic device.

Explanation of symbols

  DESCRIPTION OF SYMBOLS 10 ... Remote control main body as an electronic device main body, 11 ... Back cover, 12 ... Battery cover, 13 ... Battery storage part, 14 ... Locking part, 15 ... Joint, 16 ... Battery, 17 ... Groove, 18 ... Step, 20 A remote controller as an electronic device body, 21 a battery cover, 22 an operation button, 23 a recess, 24 an engagement step, 25 a battery storage recess, 26 a battery, 27 an inner wall, 28 an inclined guide surface, 29 ... Attachment concave part, 30 ... Anode piece attachment part, 31 ... Cathode spring attachment part, 32 ... Anode piece, 33 ... Cathode spring, 34 ... Side plate part, 35 ... Locking press-fitting part, 36 ... Bridge part, 37 ... Pressure contact 38, positioning projection, 39 ... soft member, 40 ... gentle slope, 41 ... ridge, 42 ... positioning recess, 43 ... steep slope.

Claims (3)

In an electronic device in which a battery cover is detachably provided on the electronic device body, a recess for attaching and detaching the battery cover is formed on one side of the electronic device body, and the inner wall surfaces on both sides of the recess are inclined toward the bottom. to the inclined guide surface and a locking recess following the inclined guide surface and a plurality of sets formed at predetermined intervals to form the side plate portions slightly inside of both sides of the battery cover, the outer side of the side plate portion, the inclined guide A cover locking mechanism in an electronic apparatus, comprising a plurality of sets of V-shaped locking press - fitting portions that press-fit into the locking recesses while sliding the surface. Engagement step portions are formed inside the edge portions on both sides of the recess for attaching and detaching the battery cover, and side plate portions on both sides of the battery cover are formed so as to leave a collar portion around the periphery. The battery cover is fixed to the electronic device main body by sinking the hook in an oblique direction, and the battery cover is removed from the electronic device main body by lifting the hook from the engagement step portion in an oblique direction. The cover locking mechanism in the electronic apparatus according to claim 1. Battery cover, the cover locking mechanism as in claim 1 or 2 electronic device according to characterized in that it consists of a curved resilient material when attaching and detaching the recess for detaching the battery cover in a diagonal direction.

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