CN110808017A - Wind instrument intonation calibrating device - Google Patents

Abstract

The invention discloses a wind instrument pitch calibration device, which relates to the field of musical instrument calibration equipment. The device includes a support plate, a blowing structure, a clamping structure and a limiting structure. and a limit structure, the blowing structure includes a return spring, a slider, a pull ring, a movable plate, a tightening spring and a fixed plate, one end of the support plate is provided with a chute with an upward opening on the top side, and the slider is provided with In the chute, by setting the blowing structure and measuring the scale, it can ensure that the air volume of each intake in the telescopic air bag is the same, which can facilitate the same air volume for multiple calibrations, which is convenient for calibration and ensures uniform sound effects. The mouth blows air, which is more hygienic. Through the cooperation of the clamping structure and the limit structure, it can ensure that the instrument is in a relatively stable state during calibration, reduce calibration variables, and improve accuracy.

Description

A wind instrument pitch calibration device

technical field

The invention relates to the field of instrument calibration equipment, in particular to a wind instrument pitch calibration device.

Background technique

There are many classification methods for Western wind instruments. Generally, according to the way of pronunciation, they are divided into blowing air instruments, single-reed air instruments, double-reed air instruments and lip-reed air instruments. The first three types of instruments all originated from historical sources. Because of the reed wind instrument, and the tone lacks metallic feeling, it is collectively referred to as woodwind instruments, although many instruments now use metal, rubber and even synthetic materials as raw materials. In orchestras and military bands, this group of instruments is called woodwind group. , Correspondingly, the lip-reed air-sounding instrument is called the brass group (in fact, this kind of instrument is indeed made of copper;

When calibrating the intonation of wind instruments, it is generally calibrated manually, and the calibration criteria are completely controlled by humans. There is no standard, and the calibration error is large, which cannot reach a unified calibration standard. In view of the above shortcomings, it is necessary to design a A wind instrument intonation calibration device.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a wind instrument pitch calibration device, which solves the technical problem of non-uniform pitch calibration of existing musical instruments.

The object of the present invention can be realized through the following technical solutions:

A wind instrument pitch calibration device, comprising: a supporting plate, a blowing structure, a clamping structure and a limiting structure, wherein the top side of the supporting plate is sequentially juxtaposed with the blowing structure, the clamping structure and the limiting structure;

The blowing structure includes a return spring, a slider, a pull ring, a movable plate, a scale, a telescopic air bag, a scale, a rubber nozzle, a one-way intake valve, a tightening spring and a fixed plate, and one end of the support plate is opened on the top side. There is a chute with an upward opening, the slider is arranged in the chute, a return spring is connected between one side of the slider and the groove wall at one end of the chute, and the movable plate is vertically fixed on the top surface of the slider Above, the fixing plate is fixed on the top side of the support plate by welding, the rubber nozzle is horizontally installed in the center of the fixing plate, the outer side of one end of the rubber nozzle is surrounded by a tightening spring, and the other side of the rubber nozzle is installed. A one-way air intake valve is installed on the side surface of one end, the telescopic air bag is arranged between one side of the movable plate and the other end of the rubber nozzle, the pull ring is fixedly arranged on the other side of the movable plate, and the scale The scale and the ruler are respectively installed on the top side of the scale and the fixing plate.

As a further solution of the present invention: the clamping structure includes a side vertical plate, an expansion spring and a corrugated extrusion plate, and the middle part of the top side surface of the support plate is juxtaposed with two side vertical plates, and the corresponding two side vertical plates are arranged in parallel. Both sides are provided with corrugated pressing plates, and expansion springs are fixed to the corrugated pressing plates and the side vertical plates by welding.

As a further solution of the present invention: the limit structure includes a limit rod, a positioning bolt, a slide buckle and a slide rail, the slide rail is arranged on the top side of the other end of the support plate, and the slide buckle is fitted and fastened on the slide rail. On the rail, the limit rod is vertically fixed on the top side of the slide buckle, and the positioning bolts are installed on the top side of the slide buckle through thread fit.

As a further solution of the present invention: the limit rod and the central axis of the rubber nozzle are on the same plane.

As a further solution of the present invention: the clamping structures are located on both sides of the central axis of the rubber nozzle.

The beneficial effects of the present invention are as follows: by being arranged on the blowing structure and using the scale scale, it can be ensured that the air volume of each intake in the telescopic air bag is the same, the air volume can be the same for multiple calibrations, the calibration is convenient, the sound effect is unified, and the need for It is more hygienic to blow air with the mouth. By cooperating with the clamping structure and the limit structure, it can ensure that the instrument is in a relatively stable state during calibration, reduce calibration variables, and improve accuracy.

Description of drawings

In order to facilitate the understanding of those skilled in the art, the present invention will be further described below with reference to the accompanying drawings.

Fig. 1 is the overall front view of the present invention;

Figure 2 is a side view of the clamping structure of the present invention;

Fig. 3 is the rubber head side view of the present invention;

In the figure: 1. Supporting plate; 2. Blowing structure; 3. Clamping structure; 4. Limiting structure; 21. Return spring; 22. Slider; 23. Pull ring; 24. Active plate; 25. Scale 26, telescopic air bag; 27, ruler; 28, rubber nozzle; 29, one-way intake valve; 210, tightening spring; 211, fixing plate; 31, side vertical plate; 32, expansion spring; 33, wave pattern extrusion plate; 41, limit rod; 42, positioning bolt; 43, slide buckle; 44, slide rail.

Detailed ways

The technical solutions of the present invention will be clearly and completely described below with reference to the embodiments. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

As shown in Figures 1-3, a wind instrument pitch calibration device includes: a support plate 1, a blowing structure 2, a clamping structure 3 and a limiting structure 4, and the top side of the support plate 1 is sequentially installed with the blowing structure 2, the clip Holding structure 3 and limit structure 4;

The blowing structure 2 includes a return spring 21 , a slider 22 , a pull ring 23 , a movable plate 24 , a scale 25 , a telescopic air bag 26 , a scale 27 , a rubber nozzle 28 , a one-way intake valve 29 , a tightening spring 210 and a fixed plate 211 , one end of the support plate 1 is provided with a chute with an upward opening, the slider 22 is arranged in the chute, a return spring 21 is connected between one side of the slider 22 and one end of the chute, and the movable plate 24 is vertical Fixed on the top surface of the slider 22, the fixed plate 211 is fixed on the top side of the support plate 1 by welding, the rubber nozzle 28 is installed in the center of the fixed plate 211 horizontally, and a tightening spring is provided around one end of the rubber nozzle 28. 210, a one-way intake valve 29 is installed on the other end side surface of the rubber nozzle 28, the telescopic air bag 26 is arranged between one side of the movable plate 24 and the other end of the rubber nozzle 28, and the pull ring 23 is fixedly arranged on the movable plate 24 On the other side, the scale 25 and the scale 27 are respectively installed on the top side of the scale 25 and the fixed plate 211;

The clamping structure 3 includes a side vertical plate 31, an expansion spring 32 and a corrugated pressing plate 33. The middle part of the top side surface of the support plate 1 is juxtaposed with two side vertical plates 31, and the corresponding sides of the two side vertical plates 31 are provided with waves. The corrugated extrusion plate 33, the corrugated extrusion plate 33 and the side vertical plate 31 are fixed with an expansion spring 32 by welding;

The limit structure 4 includes a limit rod 41, a positioning bolt 42, a slide buckle 43 and a slide rail 44. The slide rail 44 is arranged on the top side of the other end of the support plate 1. The position rod 41 is vertically fixed on the top side of the slide buckle 43, and the positioning bolt 42 is installed on the top side of the slide buckle 43 through threaded fitting, which can limit the position of the musical instrument;

The limit rod 41 and the central axis of the rubber nozzle 28 are on the same plane, which is convenient for limiting the wind instrument;

The clamping structure 3 is located on both sides of the central axis of the rubber mouth 28, which can realize the symmetrical fixation of the wind instrument.

The working principle of the present invention: when performing pitch calibration, the wind instrument is placed between the two corrugated pressing plates 33, under the action of the expansion spring 32, the clamping and fixing of the wind instrument is realized, and the air inlet of the wind instrument is plugged. At one end port of the rubber nozzle 28, under the action of the tightening spring 210, the air inlet pipe of the musical instrument can be completely wrapped to ensure the stability of the air intake and no air leakage. After fixing, push the slider 43 to make The slider 43 moves along the slide rail 44, and the limit rod 41 is pressed against the bell mouth of the wind instrument to limit the wind instrument. During calibration, the pull ring 23 is pulled, and the slider 22 can be changed under the sliding cooperation of the slider 22 along the chute. The distance between the movable plate 24 and the fixed plate 211 is measured by the scale 25 to ensure that the air volume in the telescopic air bag 26 is the same. , more hygienic.

The above-disclosed preferred embodiments of the present invention are provided only to help illustrate the present invention. The preferred embodiments do not exhaust all the details, nor do they limit the invention to only the described embodiments. Obviously, many modifications and variations are possible in light of the content of this specification. The present specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the present invention, so that those skilled in the art can well understand and utilize the present invention. The present invention is to be limited only by the claims and their full scope and equivalents.

Claims (5)

1. A wind instrument intonation calibration device, comprising: the blowing device comprises a supporting plate (1), a blowing structure (2), a clamping structure (3) and a limiting structure (4), wherein the blowing structure (2), the clamping structure (3) and the limiting structure (4) are sequentially arranged on the top side of the supporting plate (1) in parallel;

the blowing structure (2) comprises a return spring (21), a sliding block (22), a pull ring (23), a movable plate (24), a graduated scale (25), a telescopic air bag (26), a scale (27), a rubber nozzle (28), a one-way air inlet valve (29), a tightening spring (210) and a fixed plate (211), a sliding groove with an upward opening is formed in the top side of one end of the supporting plate (1), the sliding block (22) is arranged in the sliding groove, the return spring (21) is connected between one side of the sliding block (22) and the groove wall at one end of the sliding groove, the movable plate (24) is vertically fixed on the top surface of the sliding block (22), the fixed plate (211) is fixed on the top side of the supporting plate (1) through welding, the rubber nozzle (28) transversely penetrates through the central position of the fixed plate (211), and the tightening spring (210) is arranged around the outer side of, the rubber nozzle is characterized in that a one-way air inlet valve (29) is installed on the side surface of the other end of the rubber nozzle (28), the telescopic air bag (26) is arranged between one side of the movable plate (24) and the other end of the rubber nozzle (28), the pull ring (23) is fixedly arranged on the other side of the movable plate (24), and the graduated scale (25) and the ruler (27) are respectively installed on the top sides of the graduated scale (25) and the fixed plate (211).

2. The wind instrument intonation calibration device according to claim 1, wherein the clamping structure (3) comprises side vertical plates (31), expansion springs (32) and corrugated pressing plates (33), wherein the middle parts of the top sides of the support plates (1) are provided with the side vertical plates (31) in parallel, the corresponding sides of the side vertical plates (31) are provided with the corrugated pressing plates (33), and the expansion springs (32) are fixed on the corrugated pressing plates (33) and the side vertical plates (31) through welding.

3. The wind instrument intonation calibration device according to claim 1, wherein the limiting structure (4) comprises a limiting rod (41), a positioning bolt (42), a slide fastener (43) and a slide rail (44), the slide rail (44) is arranged on the top side of the other end of the support plate (1), the slide fastener (43) is in fit buckling connection with the slide rail (44), the limiting rod (41) is vertically fixed on the top side of the slide fastener (43), and the positioning bolt (42) is installed on the top side of the slide fastener (43) through thread fit.

4. Wind instrument intonation calibration device according to claim 1, characterized in that said stop lever (41) is in the same plane as the central axis of the rubber nipple (28).

5. Wind instrument intonation calibration device according to claim 1, characterized in that the clamping structures (3) are located on both sides of the central axis of the rubber nipple (28).

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