CN213691413U

CN213691413U - Semitone key device of wind instrument

Info

Publication number: CN213691413U
Application number: CN202022679758.6U
Authority: CN
Inventors: 陈凡
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-18
Filing date: 2020-11-18
Publication date: 2021-07-13
Anticipated expiration: 2030-11-18

Abstract

The utility model belongs to the technical field of wind instrument equipment, especially, be a semitone button device of wind instrument, including the wind instrument body, the bottom fixedly connected with mouth of pipe of wind instrument body, the body sound hole has been seted up to the surface of wind instrument body, the surface sliding connection of wind instrument body has left fixed block, the surface sliding connection of wind instrument body has right fixed block, the equal fixedly connected with inserted bar in both sides of right fixed block, inserted bar and left fixed block sliding connection, the inside threaded connection of left fixed block has first screw nail, the inner wall fixedly connected with limiting plate of right fixed block. The utility model discloses a setting of first screw thread nail is twisted out first screw thread nail from the threaded hole, makes left fixed block and inserted bar separation, to both sides pulling left fixed block and right fixed block, makes left fixed block and right fixed block separately to can dismantle right fixed block, the convenient change increases the convenience.

Description

Semitone key device of wind instrument

Technical Field

The utility model relates to a wind instrument equipment technical field specifically is a wind instrument's semitone button device.

Background

National wind instruments such as suona, flute, pipe, vertical bamboo flute, cucurbit flute, etc. can only play the natural scale of the instrument, and do not have the performance of playing twelve and a half tones, so that the music with changing tone and transposition can not be played. The musical expressive force and musical development of the national wind instrument are seriously hindered. In order to solve this problem, a great deal of improvement has been made in recent years on national wind instruments, and a key structure of a western woodwind instrument has been introduced.

The existing semitone key device has the following problems:

1. the semitone key is generally fixedly connected with the wind instrument, and is inconvenient to disassemble and replace when damaged;

2. the tube opening is inconvenient to clean, resulting in bacterial infection.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a wind instrument's semitone button device has solved prior art, inconvenient dismantlement semitone button and inconvenient carry out abluent problem to the mouth of pipe.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a semitone key device of a wind instrument comprises a wind instrument body, wherein a pipe orifice is fixedly connected to the bottom end of the wind instrument body, a pipe sound hole is formed in the outer surface of the wind instrument body, a left fixing block is slidably connected to the outer surface of the wind instrument body, a right fixing block is slidably connected to the outer surface of the wind instrument body, inserting rods are fixedly connected to the two sides of the right fixing block, the inserting rods are slidably connected with the left fixing block, a first threaded nail is connected to the inner thread of the left fixing block, a limiting plate is fixedly connected to the inner wall of the right fixing block, semitone key holes are formed in the inner walls of the limiting plate and the wind instrument body, a telescopic rod is fixedly connected to one side of the limiting plate, a semitone key body is fixedly connected to the top end of the telescopic rod, a compression spring is sleeved on the outer surface of the telescopic rod, and, the top threaded connection of wind instrument body has the threaded rod, the top fixedly connected with mouthpiece of threaded rod.

As an optimal technical scheme of the utility model, the inner wall threaded connection of wind instrument body has the second screw nail, second screw nail and threaded rod threaded connection.

As an optimized technical scheme of the utility model, the top fixedly connected with carousel of first screw nail, the shape of carousel is circular.

As a preferred technical scheme of the utility model, the inside of inserted bar sets up threaded hole, screw hole and first screw thread nail threaded connection.

As an optimized technical scheme of the utility model, the inside of mouthpiece and threaded rod is hollow form.

As a preferred technical scheme of the utility model, the shape of left side fixed block and right fixed block is convex.

(III) advantageous effects

Compared with the prior art, the utility model provides a wind instrument's semitone button device possesses following beneficial effect:

1. this wind instrument's semitone button device through the setting of first screw thread nail, screws out first screw thread nail from the screw hole, makes left fixed block and inserted bar separation, to left fixed block of both sides pulling and right fixed block, makes left fixed block and right fixed block separately to can dismantle right fixed block, convenient the change increases the convenience.

2. This wind instrument's semitone button device through threaded rod and wind instrument body threaded connection, can dismantle threaded rod and mouthpiece to the convenience is washd the mouthpiece, avoids bacterium cross infection, through the setting of second screw thread nail, has strengthened the fixity between threaded rod and the wind instrument body, avoids long-time the use, causes the mouthpiece not hard up to drop.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of the structure A of FIG. 1 according to the present invention;

FIG. 3 is a side view of the structure of the present invention;

fig. 4 is an enlarged view of a structure B in fig. 3 according to the present invention.

In the figure: 1. a wind instrument body; 2. a pipe orifice; 3. a sound hole of the tube body; 4. a left fixed block; 5. a right fixed block; 6. inserting a rod; 7. a first threaded nail; 8. a limiting plate; 9. a semitone key hole; 10. a telescopic rod; 11. a semitone key body; 12. a compression spring; 13. a threaded rod; 14. a mouthpiece; 15. a second threaded nail; 16. a turntable; 17. a threaded bore.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-4, the present invention provides the following technical solutions: a semitone key device of a wind instrument comprises a wind instrument body 1, wherein a pipe orifice 2 is fixedly connected at the bottom end of the wind instrument body 1, a pipe body sound hole 3 is formed in the outer surface of the wind instrument body 1, a left fixing block 4 is slidably connected to the outer surface of the wind instrument body 1, a right fixing block 5 is slidably connected to the outer surface of the wind instrument body 1, inserting rods 6 are fixedly connected to two sides of the right fixing block 5, the inserting rods 6 are slidably connected with the left fixing block 4, a first threaded nail 7 is connected to the inner thread of the left fixing block 4, a limiting plate 8 is fixedly connected to the inner wall of the right fixing block 5, semitone key holes 9 are formed in the inner walls of the limiting plate 8 and the wind instrument body 1, a telescopic rod 10 is fixedly connected to one side of the limiting plate 8, a semitone key body 11 is fixedly connected to the top end of the telescopic rod 10, a compression spring 12 is sleeved on, the top end of the wind instrument body 1 is connected with a threaded rod 13 in a threaded manner, and the top of the threaded rod 13 is fixedly connected with a mouthpiece 14.

In this embodiment, through the setting of first screw 7, screw 7 is twisted out from screw hole 17 with first screw, make left fixed block 4 and inserted bar 6 separation, to both sides pulling left fixed block 4 and right fixed block 5, make left fixed block 4 and right fixed block 5 separately, thereby can dismantle right fixed block 5, convenient the change, increase the convenience, through threaded

rod

13 and 1 threaded connection of wind instrument body, can dismantle threaded rod 13 and mouthpiece 14, thereby conveniently wash mouthpiece 14, avoid bacterium cross infection.

Specifically, the inner wall of the wind instrument body 1 is threadedly connected with a second threaded nail 15, and the second threaded nail 15 is threadedly connected with the threaded rod 13.

In this embodiment, the second screw 15 is provided to enhance the fixation between the threaded rod 13 and the wind instrument body 1, thereby preventing the mouthpiece 14 from loosening and falling off after long-term use.

Specifically, a rotary disc 16 is fixedly connected to the top end of the first screw 7, and the rotary disc 16 is circular.

In this embodiment, the first screw 7 is conveniently rotated by the rotary disk 16, so that convenience is increased.

Specifically, a threaded hole 17 is formed in the insertion rod 6, and the threaded hole 17 is in threaded connection with the first threaded nail 7.

In this embodiment, the inserted rod 6 is inserted into different screw holes 17, so that the wind musical instrument bodies 1 of different sizes can be fixed conveniently.

Specifically, the mouthpiece 14 and the threaded rod 13 are hollow.

In this embodiment, the mouthpiece 14 and the threaded rod 13 are hollow, so that the wind instrument body 1 can be easily blown.

Specifically, the left fixing block 4 and the right fixing block 5 are both arc-shaped.

In this embodiment, the left fixing block 4 and the right fixing block 5 are both arc-shaped and correspond to the wind instrument body 1, so that the fixing property is enhanced.

The utility model discloses a theory of operation and use flow: when the semitone key body 11 is needed to be used during playing, the semitone key body 11 is pressed to drive the semitone key body 11 to compress the compression spring 12 downwards, so that the semitone key body 11 blocks the semitone key hole 9, when the semitone key body 11 is not used, the semitone key body 11 is loosened, the semitone key body 11 is driven to reset by using the elastic force of the compression spring 12, when the semitone key body 11 is damaged and needs to be replaced, the first threaded nail 7 is screwed out of the threaded hole 17, so that the left fixed block 4 is separated from the inserted link 6, then the left fixed block 4 and the right fixed block 5 are pulled towards two sides, the inserted link 6 is pulled out of the inside of the left fixed block 4, so that the right fixed block 5 is disassembled, the semitone key body 11 is convenient to be replaced, when the mouthpiece 14 needs to be cleaned, the second threaded nail 15 is screwed, so that the threaded rod 13 is separated from the wind instrument body 1, the threaded rod, the threaded rod 13 is screwed to the wind instrument body 1, so that the threaded rod 13 and the mouthpiece 14 can be detached to clean the mouthpiece 14.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a wind instrument's semitone button device, includes wind instrument body (1), its characterized in that: the bottom fixedly connected with mouth of pipe (2) of wind instrument body (1), body sound hole (3) have been seted up to the surface of wind instrument body (1), the surface sliding connection of wind instrument body (1) has left fixed block (4), the surface sliding connection of wind instrument body (1) has right fixed block (5), the equal fixedly connected with inserted bar (6) in both sides of right fixed block (5), inserted bar (6) and left fixed block (4) sliding connection, the inside threaded connection of left fixed block (4) has first screw (7), the inner wall fixedly connected with limiting plate (8) of right fixed block (5), semitone key hole (9) have all been seted up to the inner wall of limiting plate (8) and wind instrument body (1), one side fixedly connected with telescopic link (10) of limiting plate (8), the top fixedly connected with semitone button body (11) of telescopic link (10), compression spring (12) have been cup jointed to the surface of telescopic link (10), the both ends of compression spring (12) respectively with limiting plate (8) and semitone button body (11) fixed connection, the top threaded connection of wind instrument body (1) has threaded rod (13), the top fixedly connected with mouthpiece (14) of threaded rod (13).

2. The semitone button device of wind instrument as set forth in claim 1, wherein: the inner wall threaded connection of wind instrument body (1) has second screw nail (15), second screw nail (15) and threaded rod (13) threaded connection.

3. The semitone button device of wind instrument as set forth in claim 1, wherein: the top end of the first threaded nail (7) is fixedly connected with a rotary table (16), and the rotary table (16) is circular.

4. The semitone button device of wind instrument as set forth in claim 1, wherein: a threaded hole (17) is formed in the inserting rod (6), and the threaded hole (17) is in threaded connection with the first threaded nail (7).

5. The semitone button device of wind instrument as set forth in claim 1, wherein: the inner parts of the blowing opening (14) and the threaded rod (13) are hollow.

6. The semitone button device of wind instrument as set forth in claim 1, wherein: the left fixing block (4) and the right fixing block (5) are both arc-shaped.