JP3060838U - Opening / closing structure of CD case - Google Patents

Abstract

(57) [Summary] [Problem] A CD that facilitates opening and closing operations of a CD sheet
Providing case opening and closing structure. SOLUTION: The opening / closing structure of the CD case provided by the present invention is designed to simplify the opening / closing operation of the CD case.
The D-sheet is combined, the elastic locking means is locked on the side of the rear end of the main body, and a locking part is provided at a position relative to the rear end of the CD sheet. Combined with the pressing operation of the CD sheet, the function of locking or releasing the CD sheet is achieved, the simple opening and closing operation of the CD case is achieved, and the CD case is formed by the spring form placed between the main body and the CD sheet. A good pop-out function and service life, and complete its practicality.

Description

[Detailed description of the invention]

[0001]

[Technical field to which the invention belongs]

 The present invention relates to a kind of opening / closing structure of a CD case, and more particularly, an elastic locking means which is locked on a rear end side of a main body and a member which is extended at a rear end of a CD sheet so as to face the elastic locking means. The opening and closing of the CD case can be achieved by pressing the CD sheet by the engagement relationship that can be configured with the stop parts, so that the opening and closing operation of the CD case is simplified, and the CD case is sandwiched between the main body and the CD sheet. The present invention relates to an opening / closing structure of a CD case, which can provide a CD case with a good repelling function and a usable life and improve the practicality of the CD case.

[0002]

[Prior art]

 The conventional CD case opening / closing structure requires careful attention to the direction of opening and closing operations, and requires operation with both hands, which is extremely inconvenient in use. Ear pieces that pivot the case body were easily damaged and could not be used. In addition, the simple fastening method forms abrasion of the locking projection at either opening or closing, easily losing the locking function over a long period of use. In some cases, the CD may fall open and the internal CD may fall off and be damaged, thereby reducing its practical value. For this reason, there has been a demand for an improved opening and closing structure of a conventional CD case.

[0003]

[Problems to be solved by the invention]

 In view of the drawbacks of the conventional top cover opening / closing type CD case, the present invention solves the drawback by using a type of CD case opening / closing structure capable of achieving opening / closing by pressing a CD sheet for storing a CD. It is an object of the present invention to provide a CD case and increase a contact area thereof, and at the same time, to maintain a good appearance of the entire CD case.

[0004] In the present invention, in the above-mentioned opening and closing structure of the CD case, a good elasticity is formed on the CD sheet by a special form of a spring formed by being bent between the main body of the CD case and the CD sheet. The next task is to provide a protruding effect to reduce elastic fatigue and extend the service life.

[0005]

[Means for Solving the Problems]

 According to the invention of claim 1, the CD sheet 50 is placed inside a CD case obtained by combining the main body 30 and the upper lid 40, and the fitting grooves 31 and the convex columns 32 are provided near both sides of the rear end of the main body 30. The U-shaped recess 51 is provided at the rear end of the CD sheet 50 and is provided so as to be sandwiched between the main body 30 and the CD sheet 50. The slide groove 52 is provided on both sides of the CD sheet 50, and the slide groove 52 is combined with a stop block 33 provided inside the side wall at the front end of the main body 30, thereby guiding the slide of the CD sheet 50. The fitting space 34 is provided at the rear end side of the main body 30, and two locking pieces 35 are provided at appropriate positions in the fitting space 34. The distance between two locking pieces 35 is different An insertion groove 71 is formed on the side edge of the elastic locking means 70, and the elastic locking means 70 is directly positioned at the position of the locking piece 35. The insertion section 53 is integrally extended at a position facing the elastic locking means 70 at the rear end of the CD sheet 50. The locking relationship formed by the elastic locking means 53 and the elastic locking means 70 is a closed form of the CD sheet 50, and the pressing action on the CD sheet 50 causes the elastic locking means 70 to exercise a locking or releasing function in the opposite direction depending on the current state. The CD case is opened and closed so that the CD case is opened and closed.

According to a second aspect of the present invention, the elastic locking means 70 provided on the main body 30 of the CD case and the insertion portion 53 extending to the rear end of the CD sheet 50 are provided on one side or both sides. A CD case opening / closing structure according to claim 1, characterized in that:

According to a third aspect of the present invention, the spring 60 between the main body 30 and the CD sheet 50 has a substantially Z-shape in which an elastic bar is bent, and has two corners 61 and 62. Is formed in a coil shape to provide a torque preserving function, and a position near the first corner 61 of the horizontal portion 63 of the spring 60 near the rear end of the main body 30 is bent to form a bent portion 631. Its pressure accumulating capacity is enhanced, and the Z-shaped first inclined portion 64 is formed with bent portions 641 and 642 having two opposite angles, and the second inclined portion 65 near the CD sheet 50 is bent with an appropriate radian. An annular portion 651 is formed at the end and the annular portion 651 contacts the rear end surface of the CD sheet 50 so that the spring 60 does not enter the gap at the bottom of the CD sheet 50. Angle Due to the combination of the bending, the spring 60 is assumed to have the characteristics of stepwise compression and elastic extension. It provides its good pressure accumulating function to cause the CD sheet 50 to elastically protrude and be positioned at one time, and its elastic fatigue. The opening / closing structure of the CD case according to claim 1, characterized in that the CD case has a short life and a long service life.

[0008]

[Embodiment of the invention]

 The opening / closing structure of the CD case provided by the present invention is designed to simplify the opening / closing operation of the CD case. It is a combination of a CD case composed of a main body and an upper lid, a CD sheet, and a rear end side of the main body. The elastic locking means is locked on the side, and a locking component is provided at a position relative to the rear end of the CD sheet. The locking and opening function of the elastic locking means is combined with the pressing operation of the CD sheet. Achieve the function of locking or releasing the CD sheet, achieve the easy opening and closing operation of the CD case, and the spring form placed between the main body and the CD sheet, provide a good pop-out function and service life for the CD case. And complete its practicality.

[0009]

【Example】

 As shown in FIGS. 1 and 2, the opening / closing structure of the CD case of the present invention is such that a CD sheet 50 is placed inside a CD case obtained by combining a main body 30 and an upper cover 40, and a rear end of the main body 30 is provided. A fitting groove 31 and a convex column 32 are provided near both sides for use in mounting one spring 60, and a U-shaped recess 51 which is horizontally recessed at the rear end of the CD sheet 50 is provided. 30 and a CD sheet 50, slide grooves 52 are provided on both sides of the CD sheet 50, and a stop block 33 provided inside the side wall of the front end of the main body 30 is combined with the slide grooves 52. The slide guide of the CD sheet 50 and the opening and closing of the CD sheet 50 are made extremely limited, and the following features are provided in maintaining the closed position of the CD sheet 50 and achieving the opening operation function.

One fitting space 34 is provided at the rear end side of the main body 30, two locking pieces 35 are provided at appropriate positions in the fitting space 34, and the distance between the two locking pieces 35 is different. The elastic locking means 70 has an outer diameter corresponding to the outer diameter of the elastic locking means 70, and an insertion groove 71 is formed in a side edge of the elastic locking means 70. (The elastic locking means 70 can be installed on one side or both sides), and the opening of the elastic locking means 70 is directed forward. The elastic locking means 70 is a separately manufactured locking part, and a spring 72 and a locking part 73 are provided inside the elastic locking means 70, and provided when the locking part 73 receives pressure. The elastic piece 731 generates a locking or releasing action along the guide groove 74 provided in the elastic locking means 70. The insertion portion 53 is extended from the rear end of the CD sheet 50 so as to face the elastic locking means 70, and the insertion portion 53 is combined with the elastic locking means 70. In the closed state, the pressing operation on the CD sheet 50 causes the elastic locking means 70 to exercise the function of locking or releasing in the opposite direction according to the current state, thereby achieving the purpose of simplifying the opening and closing operation of the CD case.

In addition, the spring 60 between the main body 30 and the CD sheet 50 has a substantially Z shape formed by bending an elastic rod, and the positions of the two corners 61 and 62 are coiled. As a result, a torque preserving function is provided, and a position near the first corner 61 of the horizontal portion 63 of the spring 60 near the rear end of the main body 30 is bent to form a bent portion 631 to increase the pressure accumulating capacity. The Z-shaped first inclined portion 64 is formed with bent portions 641 and 642 whose two angles are opposite to each other, and the second inclined portion 65 near the CD sheet 50 is bent at an appropriate radian and is formed at the end. An annular portion 651 is formed, and the annular portion 651 contacts the rear end face of the CD sheet 50 so that the spring 60 does not enter the gap at the bottom of the CD sheet 50. Due to the combination of the radian and the angle bending of the spring 60, the spring 60 has the characteristics of stepwise compression and elastic expansion, and provides the good pressure accumulating function to make the CD sheet 50 elastically protrude at one time. In addition to positioning, its elastic fatigue is small and its service life is long.

Next, please refer to FIG. 3, FIG. 4 and FIG. Next, the operation of opening and closing the CD case of the present invention will be described. When closing the CD sheet 50, the CD sheet 50 is pushed into a case composed of the main body 30 and the upper lid 40. At this time, first, the second inclined portion 65 of the spring 60 is pressed to make horizontal contact, and the first inclined portion 64 is pressed to the horizontal portion 63 to make horizontal contact. At the same time, the rear end of the CD sheet 50 is inserted. The part 53 is inserted into the elastic locking means 70 at the rear end of the main body 30 and is locked and positioned by the locking part 73 inside the elastic locking means 70, so that the closed state of the CD case is maintained (see FIG. 3). See). When the CD sheet 50 is opened, the CD sheet 50 is pushed to press the insertion part 53 at the rear end against the locking part 73 inside the elastic locking means 70, and the elastic piece 731 of the locking part 73 presses the elastic locking means 70. By receiving the guide of the guide groove 74 and the elasticity of the spring 72, the locked state with respect to the insertion portion 53 is released (see FIG. 5). At this time, due to the elastic recovery effect of the spring 60 between the CD sheet 50 and the main body 30, the first inclined portion 64 pushes the CD sheet 50 a certain distance, and then the second inclined portion 65 pushes the CD sheet 50 completely. Extremely limited (see FIG. 4). As described above, the present invention is based on the locking relationship constituted by the insertion portion 53 which is provided on the elastic locking means 70 on the rear end side of the main body 30 so as to correspond to the rear end of the CD sheet 50. Opening and closing can be achieved by pressing the CD sheet 50 once, and since the pressing surface is the entire front surface of the CD sheet 50, opening and closing operations can be easily performed.

[0013]

[Effect of the invention]

 As can be seen from the above description, in the CD case of the present invention, the elastic locking means 70 manufactured separately can be quickly inserted into the position of the fitting space 34 at the rear end of the main body 30 in the structure, and the control mechanism can be assembled. It can be performed easily, simplifying the assembling work, and furthermore, since the insertion portion 53 is integrally extended to the rear end of the CD sheet 50, the opening and closing operation can be achieved by pressing the CD sheet 50 in any manner. For this reason, extremely good convenience of implementation is obtained, and a good repelling effect and a long service life can be obtained by defining the form of the spring 60 sandwiched between the main body 30 and the CD sheet 50, and the practicality thereof is improved. It is more complete.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of a CD case of the present invention.

FIG. 2 is an exploded perspective view of the elastic locking means of the CD case of the present invention.

FIG. 3 is a view showing a closing operation of the CD case of the present invention.

FIG. 4 is a view showing the opening operation of the CD case of the present invention.

FIG. 5 is a view showing the operation of the elastic locking means and locking parts of the CD case of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 30 Main body 31 Fitting groove 32 Convex column 33 Stop block 34 Fitting space 35 Locking piece 40 Top lid 50 CD sheet 51 U-shaped recess 52 Sliding groove 53 Insertion part 60 Spring 61, 62 Corner part 63 Horizontal part 631 Bend part 64 First Inclined portions 641, 642 Bent portion 65 Second inclined portion 651 Annular portion 70 Resilient locking means 71 Insertion groove 72 Spring 73 Locking component 731 Elastic piece 74 Guide groove

Claims (3)

[Utility model registration claims] 1. A CD obtained by combining a main body 30 and an upper lid 40.
The CD sheet 50 is placed inside the case, and the main body 3
0, a fitting groove 31 and a convex column 32 are provided near both sides of the rear end of the CD sheet 50, and a U-shaped recess 51 which is horizontally recessed is provided at the rear end of the CD sheet 50. The spring 60 is placed so as to be sandwiched between the main body 30 and the CD sheet 50, and sliding grooves 52 are provided on both sides of the CD sheet 50,
The slide groove 52 is combined with a stop block 33 provided inside the side wall of the front end of the main body 30 so that the slide guide of the CD sheet 50 and the opening of the CD sheet 50 are limited to an extremely limited position. One fitting space 34 is provided at the side position, two locking pieces 35 are provided at appropriate positions in the fitting space 34, and the distance between the two locking pieces 35 is outside the elastic locking means 70 provided separately. The insertion groove 7 is formed at the side edge of the elastic locking means 70.
The elastic locking means 70 is directly locked at the position of the locking piece 35, the opening of the elastic locking means 70 is directed forward, and the elastic locking means at the rear end of the CD sheet 50 is formed. The insertion portion 53 is integrally extended at a position opposed to the insertion portion 53, and the locking relationship formed by the insertion portion 53 and the elastic locking means 70 is a closed form of the CD sheet 50. An opening / closing structure for a CD case, wherein the locking means 70 is configured to open and close the CD case by exercising a locking or releasing function in the opposite direction according to its current state. 2. An elastic locking means 70 provided on the main body 30 of the CD case and an insertion portion 53 extending from a rear end of the CD sheet 50 may be provided on one side or both sides. The CD case opening / closing structure according to claim 1. 3. The spring 60 between the main body 30 and the CD sheet 50 has a substantially Z-shape formed by bending an elastic rod, and the two corners 61 and 62 are coil-shaped. Then, a portion near the first corner 61 of the horizontal portion 63 of the spring 60 near the rear end of the main body 30 is bent to form a bent portion 631 to provide a torque storage function, thereby increasing the pressure accumulating ability. The Z-shaped first inclined portion 64 is formed with bent portions 641 and 642 whose two angles are opposite to each other.
The second inclined portion 65 close to the D sheet 50 is bent with an appropriate radian, and an annular portion 651 is formed at the end. The annular portion 651 contacts the rear end surface of the CD sheet 50 and the spring 60 closes the bottom of the CD sheet 50. The combination of the radian and the angle bending of the spring 60 makes the spring 60 have the characteristics of stepwise compression and elastic extension. The CD case opening / closing structure according to claim 1, wherein the CD sheet (50) is elastically protruded and positioned, and has a small elastic fatigue and a long service life.