JPH0594889U - Keyboard instrument - Google Patents

Abstract

(57) [Abstract] [Purpose] It is an object of the present invention to provide a keyboard musical instrument that can accommodate music scores and textbooks in a discreet manner and can be stored inconspicuously. [Structure] Bookcase 3 is provided on the lower surface of shelf 2 of instrument body 1.
Is detachably installed.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to keyboard instruments such as pianos and electronic organs.

[0002]

[Prior Art]

 Conventionally, with keyboard instruments such as pianos, music and textbooks are erected on a music stand, but there is usually no space for storing these music, and the music is simply placed on the upper surface of the piano, a so-called roof. I often leave it in.

[0003]

[Problems to be solved by the device]

 Traditionally, the piano is a musical instrument as well as a part of the interior of the room.If you put music scores and textbooks on the piano, it will not look good and will be unpleasant, and you will lose the music scores and textbooks. There is a fear. Furthermore, when opening the roof for tuning the piano, etc., the music scores had to be moved each time, and some measures had to be taken to store the music scores.

The present invention has been made in view of such problems, and an object thereof is to provide a keyboard musical instrument that can be housed in a player's hand so as not to be conspicuous.

[0005]

[Means for Solving the Problems]

 In order to achieve the above object, the present invention is characterized in that a book case is detachably provided on the lower surface of the shelf plate of the musical instrument body.

In this case, the book case is formed in a flat box shape, an engaging member is provided on a lower surface of the shelf plate, and an engaged member engaging with the engaging member is provided on an upper surface and a side surface of the book case. It is preferable that each joint member is provided.

[0007]

[Operation] If the bookcase is provided on the lower surface of the shelf board, the musicians can easily take in and out books such as sheet music with the posture facing the instrument body without disturbing the player. It can be configured in a discreet position on the instrument body. However, if the book case is detachably installed, it can be removed when not in use.

In this case, if the engaged members that engage with the engaging members of the shelf board are provided on the upper surface and the side surface of the book case, the flat box-type book case is installed on the lower surface of the shelf board of the musical instrument body. , It can be installed horizontally or vertically depending on your preference.

[0009]

【Example】

 Hereinafter, a piano according to an embodiment of a keyboard instrument of the present invention will be described with reference to the accompanying drawings. 1 (a) and 1 (b) are perspective views of the left half of the piano of this embodiment, which is looked up obliquely from below. As shown in the figure, this piano is constructed by attaching a bookcase 3 to the lower surface on the left side of the shelf 2 of the piano body 1. The piano body 1 is provided with a keyboard (not shown) on the shelf 2 and a keyboard lid 4 for covering the keyboard 2, while the shelf 2 and the keyboard lid 4 are provided. Arms 5 are provided on the side surfaces of, and supporting legs 6 are attached to the lower surface of the arms 5. The bookcase 3 is selectively attached to the horizontal state shown in FIG. 1A and the vertical state shown in FIG. 1B.

As shown in FIGS. 2 and 3, the book case 3 is made of acrylic resin or the like, and is formed in a flat box shape with an open front surface so that music sheets and textbooks can be stored. The book case 3 has a pair of first engaging grooves 7, 7 formed on the left and right of the front portion of the upper surface, and a second engaging groove 8 on the front portion of the left side surface. Further, on the rear surface of the book case 3, a pair of first engaging slits 9 and 9 are formed on the upper portions of the extension lines of the first and second engaging grooves 7 and 7 in the front-rear direction. The second engagement slit 10 is formed on the side portion on the extension line of the direction. In this way, the first and second engaging grooves 7 and 8 and the first and second engaging slits 9 and 10 form an engaged member of the book case 3.

On the other hand, on the left side of the lower surface of the shelf plate 2, a pair of engaging pins 11 and 11 are screwed to the front part and a pair of engaging pieces 12 and 12 are fixed to the rear part by screwing, respectively. The pin 11 and the engaging piece 12 constitute an engaging member. The engagement pins 11 and the engagement pieces 12 are arranged so as to match the first engagement grooves 7 and the first engagement slits 9, respectively. The bookcase 3 is attached to the shelf plate 2 of the piano body 1 by engaging the engaging grooves 7 and 7 and engaging the first engaging slits 9 and 9 with the engaging pieces 12 and 12. In this case, the bookcase 3 is attached to the piano body 1 in a horizontal position, but it can also be attached in a vertical position. That is, the bookcase 3 is attached to the piano body 1 by engaging the second engaging groove 8 with one engaging pin 11 and engaging the second engaging slit 10 with one engaging piece 12. It is attached in a vertical position (see FIG. 1 (a), FIG. 2 (a) and FIG. 3 (a)).

As shown in FIGS. 2 (a) and 3 (a), each engagement pin 11 has an inverted half T-shaped cross-section with an upper half engaging portion 11a and a lower half supporting portion 11b. The through hole 11c is formed and is fixed to the lower surface of the shelf board 2 with a screw 13 at the portion of the through hole 11c formed in the center. Each engagement pin 11 is engaged with the corresponding first or second engagement groove 7 or 8 of the corresponding book case 3, and the book case 3 is positioned at its front portion at the engagement portion 11a, and this support portion is supported. The front part is held by the holding part 11b. On the other hand, each engagement piece 12 is composed of a fitting portion 12b and a fixing portion 12c with a step portion 12a interposed therebetween, and is fixed to the lower surface of the shelf board 2 by screws 14 and 14 by the fixing portion 12c. Each engaging piece 12 is engaged with each of the first and second engaging slits 9 and 10 of the corresponding book case 3, and the book case 3 is positioned and held at its rear portion at the fitting portion 12b. To be done.

The first and second engaging grooves 7 and 8 of the book case 3 are formed by a round groove portion 7a (8a) and a long groove portion 7b (8b) extending forward from the round groove portion 7a (8a). The support portion 11b of each engagement pin 11 is loosely inserted in the round groove portion 7a (8a), and the engagement portion 11a of each engagement pin 11 is engaged in the long groove portion 7b (8b). .. That is, the bookcase 3 is held by holding the bookcase 3 and loosely inserting the circular groove portions 7a (8a) of the first and second engaging grooves 7 and 8 into the supporting portion 11b of the engaging pin 11. The front portion of the book case 3 is attached to the shelf board 2 by applying it to the lower surface of the shelf board 2 and sliding it forward to fit the engagement portion 11a and the long groove portion 7b (8b).

Similarly, the first and second engagement slits 9 and 10 of the book case 3 are adapted to be fitted to the fitting portions 12b of the engagement pieces 12 fixed to the shelf board 2. The first and second engaging slits 9 and 10 are fitted to the fitting portion 12b of the engaging piece 12 by the above-mentioned sliding, and the rear portion of the book case 3 is attached to the shelf board 2. It

Since this embodiment is configured as described above, the bookcase 3 is held horizontally, and the circular groove portions 7a of both the first engaging grooves 7 are aligned with the supporting portions 11b of the both engaging pins 11. In this way, this is once pressed against the lower surface of the shelf board 2, and then the book case 3 is slid forward, so that the first engaging groove 7 of the book case 3 fits on the engaging pin 11 of the shelf board 2, The first engaging slits 9 are respectively engaged with the engaging pieces 12, and the bookcase 3 is attached to the shelf plate 2 in a horizontal position. Similarly, the bookcase 3 is held vertically, and the circular groove portion 8a of the second engaging groove 8 is fitted to the support portion 11b of the one engaging pin 11 and pressed against the shelf board 2 to slide. Then, the second engaging groove 8 of the book case 3 is engaged with the engaging pin 11 of the shelf board 2, and the second engaging slit 10 is engaged with the engaging piece 12 respectively, so that the book case 3 is attached to the shelf board 2. It is installed vertically. On the contrary, by sliding the book case 3 toward you from this state, the book case 3 can be removed from the shelf board 2.

As described above, since the book case 3 is provided on the lower surface of the shelf board 2, the dead space of the piano body 1 which is hard to see from the outside can be used, and moreover, the music score is at the player's hand. It's easy to put things in and out, and your feet won't get stuck. Also, the book case 3 is detachable, and can be attached freely depending on whether it is placed horizontally or vertically, so it can be removed if it is not needed, and it can be placed vertically or horizontally for convenience. be able to. In addition, the vertical and horizontal mounting and demounting can be done with one touch, so handling is extremely good.

In the present embodiment, two types of mounting fittings, that is, the engagement pin 11 and the engagement piece 12 are used, but the engagement grooves 7 and 8 of the bookcase 3 are formed in the engagement piece 12. If it is formed in a rectangular shape in accordance with the fitting portion 12b of the above, the fitting can be unified to the engaging piece 12 instead of the engaging pin 11, and another pair of engaging grooves can be formed on the upper rear surface of the bookcase 3. If 7, 8 are formed, the fitting can be replaced with the engaging piece 12 and unified with the engaging pin 11. Further, contrary to the present embodiment, the shelf plate 2 may be provided with an engagement groove and an engagement slit, and the bookcase 3 may be provided with an engagement pin and an engagement piece. Further, the bookcase 3 may be attached to the right side of the piano body 1, or another set of engagement pins and engagement pieces may be provided on the right side to attach the bookcase 3 to either side of the piano body 1. You may be allowed to.

[0018]

[Effect of the device]

 As described above, according to the present invention, since the bookcase is detachably provided on the lower surface of the shelf board, it is not very disturbing to the performer, and the music can be stored easily without being conspicuous, which is extremely easy to use. Can be something.

In this case, since the engaged member that engages with the engaging member of the shelf is provided on the upper surface and the side surface of the book case, the book case can be placed in a horizontal position or a vertical position as desired. It can be attached freely, making it even easier to use.

[Brief description of drawings]

FIG. 1 is a perspective view of a left half portion of an electronic piano of an embodiment, looking up from below.

FIG. 2 is a perspective view showing a bookcase and its attachment state (horizontal placement state).

FIG. 3 is a perspective view showing a bookcase and its attached state (vertical state).

[Explanation of symbols]

 1 Piano Main Body 2 Shelf Board 3 Book Case 7 First Engagement Groove 8 Second Engagement Groove 9 First Engagement Slit 10 Second Engagement Slit 11 Engagement Pin 12 Engagement Piece

Claims (2)

[Scope of utility model registration request] 1. A keyboard musical instrument, wherein a book case is detachably provided on a lower surface of a shelf plate of the musical instrument body. 2. The book case is formed in a flat box shape, an engaging member is provided on a lower surface of the shelf plate, and an engaging member is engaged on an upper surface and a side surface of the book case. The keyboard musical instrument according to claim 1, wherein each engaged member is provided.