JP4510496B2 - Tuner clip - Google Patents

Description

  The present invention relates to a tuning device clip for attaching a tuning device for tuning various musical instruments to the musical instrument, and in particular, attaches a tuning device body to one end of a grip portion (grip portion) of the clip, and a part of various musical instruments. The present invention relates to a tuner clip provided with a pickup for detecting vibrations of a musical instrument and transmitting the vibration to a tuner main body on one side of a clip attachment portion (clamp portion) attached to the instrument.

  In general, musical instruments can generate sounds with various pitches, but they generate sounds that deviate from the correct pitch during performance due to expansion and contraction of the instrument body due to temperature, or deformation of the instrument due to vibration, aging, etc. Sometimes. In order to prevent this, various musical instruments are inspected regularly or before performance to check whether the generated sound is tuned to the correct pitch, and if it is not the correct pitch, the tuning work is corrected. is required.

  Therefore, a portable tuner that can easily tune a musical instrument has been put into practical use. Such a tuner is equipped with a microphone, and is tuned by detecting the frequency of the sound generated by the instrument collected by the microphone placed in the vicinity of the instrument.

  However, such a stationary tuner is difficult to use because it requires a space for placing the tuner near the musical instrument. Therefore, in recent years, a type of tuning device has been proposed in which the tuning device can be attached to a part of a musical instrument with a clip (see, for example, Patent Document 1).

  A tuner that is attached to a part of a musical instrument by a clip is generally composed of a clip and a tuner main body, and the tuner main body is attached to one end of a grip portion of the clip, and the clip sandwiching part is the instrument. Used attached to a part. Since this type of tuning device is directly attached to a part of the instrument, a pickup for detecting vibration is provided on one arm of the clip sandwiching portion, and the sound collecting from the microphone provided in the tuning device main body is provided. In addition, there are some which can detect and tune by detecting the frequency generated by the musical instrument by detecting the vibration from the musical instrument with this pickup.

  Further, generally, a non-slip rubber for attaching the clip firmly to various musical instruments is attached to the sandwiching portion of the clip for the tuner as described above. This non-slip rubber is for deforming when the pinching portion is attached to a part of the instrument so that the clip can be firmly attached to the instrument.

JP 2003-255932 A

  However, in the tuner clip having a structure with such a non-slip rubber, when the clip tightening part is attached to a part of the instrument, the contact part of the non-slip rubber with the instrument becomes a point or a line. There is a problem that it is difficult to stably hold the tuner main body to the musical instrument after the clip is attached to the musical instrument. In particular, the part of the instrument to which the clip is attached is cylindrical for wind instruments and plate-like for string instruments, so if the shape of the non-slip rubber is suitable for either the wind instrument or the string instrument, it is attached to the other instrument. In such a case, there is a problem that the holdability of the clip becomes weak.

  Therefore, an object of the present invention is to provide a tuning device clip for attaching a tuning device body, regardless of the shape of the attachment portion, regardless of the shape of the attachment portion, regardless of whether the portion of the instrument to which the clip is attached is cylindrical or plate-like. To provide a clip for a tuner that can firmly fix a main body to a musical instrument.

The first embodiment of the tuner clip of the present invention that achieves the above object includes a connector for attaching the tuner to one end of the grip part, and a vibration detecting element is attached to one tip of the sandwiching part. On the inside of the arm tip of the clamping part on the side where the vibration detecting element is attached, a curved recess provided between the two flat parts and a predetermined distance away from each other And a solid anti-slip rubber provided on the top surface, and a first wall portion projecting in the width direction of the arm tip portion on the inner side of the other arm tip portion of the sandwiching portion; A second wall projecting in the width direction at a position separated from the first wall by a predetermined distance in the longitudinal direction of the arm, and provided in a direction straddling the first and second walls. A ceiling portion, and these first and second wall portions and Ceiling is characterized in that attached to face a non-slip rubber hollow, the solid of the slip rubber being formed by integral molding.

The second embodiment of the rhythm dexterity clip of the present invention to achieve the object, that the first and second wall portions of the first embodiment is formed of a hard rubber, a ceiling portion is formed of a soft rubber It is a feature.

Third form of rhythm dexterity clip of the present invention to achieve the above object, a hollow portion surrounded by the first and the second wall portion and a ceiling portion of the first form, at the end in the width direction of the arm It is sealed by two side walls, and the side walls are integrally formed with the first and second wall portions and the ceiling portion.

In the fourth embodiment of the tuner clip of the present invention that achieves the above object, the first and second wall portions of the third embodiment are formed of hard rubber, and the ceiling portion and the side wall are formed of soft rubber. It is characterized by that.

The fifth form of the tuner clip of the present invention that achieves the above object is characterized in that the hollow part of the third or fourth form communicates with the outside through an orifice.

The sixth form of the tuner clip of the present invention that achieves the above object is characterized in that a liquid cushioning material is enclosed in the hollow part of the third or fourth form.

According to a seventh embodiment of the tuner of the present invention that achieves the above object, a liquid cushioning material enclosed in the hollow portion when the hollow non-slip rubber is deformed is added to the hollow non-slip rubber of the sixth embodiment. It is characterized by a spare room for receiving.

According to the tuner clip of the present invention, there are two plane portions separated by a predetermined distance on the inner side of the arm tip portion on the side where the vibration detecting element of the clamping portion is attached, and the portion between them is a curved recess. A solid anti-slip rubber with a surface is provided, and is opposed to this, and is provided in the width direction of the arm tip at the tip of the arm on the side where the vibration detection element is not provided. A first wall portion, a second wall portion projecting in the width direction at a predetermined distance from the first wall portion in the longitudinal direction of the arm, and the first and second wall portions. The first and second wall parts and the ceiling part are provided with a hollow non- slip rubber formed by integral molding, regardless of the type of musical instrument. , You can attach the clip firmly to a part of the instrument To become the position of the tuning device is an effect that easy to perform a stable rhythm.

  Hereinafter, embodiments of the present invention will be described in detail based on specific practical examples with reference to the drawings.

  FIG. 1A shows a state in which a tuner main body 20 is attached to a tuner clip 10 according to an embodiment of the present invention, and FIG. 1B shows a tuner main body shown in FIG. 20 shows a state in which a tuning device 1 is formed by attaching 20. (C) shows the tuner 1 of (a) as viewed from the side.

  As shown in these drawings, the tuner clip 10 of the present invention includes a fixed arm 17 and a movable arm 19 each having a grip portion 11 and a sandwiching portion 12, and the grip portion 11 of the movable arm 19. Is pivotally attached to a bracket 18 protruding from the grip 11 of the fixed arm 17 by means of a pivot 14. The bracket 18 is provided with a spring which will be described later, and this spring urges the fixed arm 17 and the movable arm 19 in the direction in which the distal ends of the sandwiching portions 12 are joined.

  A rotating mechanism 16 having a male connector 13 for attaching the tuner main body 20 is provided at the end of the grip portion 11 of the fixed arm 17. As shown by the arrow in (c), the tuning mechanism body 20 attached to the clip 10 can be rotated in the front-rear direction and in the left-right direction by the rotation mechanism 16. A pickup 2 which is a vibration detection sensor using a vibration detection element for detecting vibration is attached to an outer end portion of the sandwiching portion 12 of the fixed arm 17. As this pickup 2, for example, a piezoelectric element (PZT) can be used. The output signal line of the pickup 2 passes through the fixed arm 17 and is connected to terminals (not shown) exposed on both sides of the connector 13.

  In this embodiment, the tuner main body 20 has a substantially oval shape when viewed from the front, has a display 22 at the center, and a microphone 21 for collecting sound near one end of the tuner main body 20. ing. In addition, a power switch 26 and a calibration switch 27 for performing calibration at the time of tuning are provided at the upper part of the tuner main body 20. A female connector 23 that engages with the male connector 13 provided on the clip 10 is provided on the back side of the tuner main body 20. The female connector 23 has terminals connected to the terminals provided on both sides of the male connector 13. In the state (b) and (c) where the tuner main body 20 is coupled to the clip 10, the output signal from the pickup 2 is transmitted. It is input to the tuner main body 10. Although not shown in the drawing, on the rear surface of the tuner main body 20, there is a changeover switch for inputting the frequency generated by the musical instrument when tuning is performed using the built-in microphone 21 or the pickup 2 provided in the clip 10. Is provided.

  FIGS. 1D, 1E, and 2A show a detailed configuration of the anti-slip rubbers 3 and 4 provided in the sandwiching portion 12 of the clip 10. FIG. 2A shows a state in which the tuner main body 20 of the tuner 1 shown in FIG. 1C is rotated by 90 degrees by the rotation mechanism 16.

  The non-slip rubber 3 is provided on the back side of the pickup 2 attached to the outer end of the fixed arm 17. The non-slip rubber 3 is provided so as to protrude from the inner surface of the fixed arm 17 and is provided on the top surface between two plane portions 3A and 3B that are separated by a predetermined distance and between these plane portions 3A and 3B. There is a curved concave portion 3C. The base of the anti-slip rubber 3 on the pivot 14 side is extended to be an extension 3D, and the base of the anti-slip rubber 3 and this extension 3D are firmly fixed to the fixed arm 17 with an adhesive or the like. . The non-slip rubber 3 is solid, and the whole is uniformly formed of a hard rubber and has a structure that is not easily deformed. This is because the vibration from the musical instrument is easily transmitted to the pickup 2 that detects vibration. A biasing spring 15 is wound around the pivot 14 of the bracket 18.

  On the other hand, the anti-slip rubber 4 is provided at the tip end inside the movable arm 19 so as to face the anti-slip rubber 3 on the fixed arm 17 side. The anti-slip rubber 4 has a first wall portion 4A protruding in the width direction of the distal end portion of the movable arm 19, and a width direction at a position away from the first wall portion 4A by a predetermined distance in the longitudinal direction of the arm. A second wall portion 4B projecting from the ceiling, a ceiling portion 4C provided in a direction straddling the first and second wall portions 4A and 4B, and a base portion of the first and second wall portions 4A and 4B. The bottom portion 4D to be connected and the bottom portion 4D are constituted by an extension portion 4E that extends to the pivot 14 side of the anti-slip rubber 4. Therefore, a through hole 5 is formed in the width direction of the movable arm 19 in a portion surrounded by the first and second wall portions 4A and 4B, the bottom portion 4D, and the ceiling portion 4C. The bottom 4D and the extension 4E are firmly fixed to the movable arm 19 with an adhesive or the like.

  The first and second wall portions 4A and 4B, the ceiling portion 4C, the bottom portion 4D, and the extension portion 4E can be formed by integral molding. In this case, the first and second wall portions 4A and 4B, the ceiling portion 4C, the bottom portion 4D, and the extension portion 4E can be uniformly formed of rubber of the same material, but at least the ceiling portion 4C is easily deformed. It can be formed of a soft rubber that is easy to form, and other portions can be formed of a hard rubber that is difficult to deform. If it does in this way, 4 C of ceiling parts can deform | transform according to the shape of the member to hold | maintain, the non-slip | rubber rubber 4 maintaining holding strength. As a result, the non-slip rubber 4 can be deformed corresponding to various parts of the musical instrument as will be described later. A biasing spring 15 is wound around the pivot 14 of the bracket 18.

  In the clip 10 described above, there is a space surrounded by the extension portions 3D and 4E between the portion where the non-slip rubbers 3 and 4 are provided and the pivot 14, and this space is the anti-slip rubber 3 , 4 when a part of the musical instrument is sandwiched between them, the projection provided on the musical instrument is escaped.

  FIG. 2B is a block diagram showing the basic circuit configuration inside the tuner 1 described above. In the tuner main body 20, a microphone 21, a tuning result display 22, an input changeover switch 24, and a tuning device 25 for performing tuning processing are provided. A microphone 21 is connected to one input of the input selector switch 24. Further, as the other input of the input changeover switch 24, the output of the vibration pickup 2 provided at the distal end portion of the fixed arm 17 of the clip 10 is supplied to the inside of the fixed arm 17, the rotating mechanism 16, and not shown as described above. Connected through a connector. Then, by switching the input changeover switch 24, either the output of the vibration pickup 2 or the output of the microphone 21 is guided to the tuning device 25. The input changeover switch 24 is provided on the back surface of the tuner main body 20.

  FIGS. 3A to 3E illustrate the function of the non-slip rubber 4 when the clip 10 of the tuner 1 configured as described above is attached to various parts of the musical instrument.

  FIGS. 3A and 3B show a state in which the tuner clip 10 is attached to a plate-like portion (plate thickness of about 15 to 10 mm) 30 of the musical instrument. In this case, the non-slip rubber 3 supports the surface of the plate-like portion 30 with its flat portions 3A and 3B, and the anti-slip rubber 4 has a plate-like portion with the first and second wall portions 4A and 4B and the ceiling portion 4C. 30 faces are supported. The ceiling portion 4C is not deformed, and is held in surface contact with the plate-like portion 30 while maintaining the planar shape. For this reason, the holding force when the clip 10 is attached to the plate-like portion 30 is large, and the tuner main body 20 can be stably attached to the plate-like portion 30 of the musical instrument.

  3 (c) to 3 (e) show that the tuner clip 10 has a small-diameter tubular portion (tube diameter is about 15 mm) 31, a medium-diameter tubular portion (tube diameter is about 25 mm) 32, and a large-diameter clip 10 respectively. The state which attached to the tubular part (tube diameter is about 38 mm) 33 is shown. In these cases, the non-slip rubber 3 supports the tubular portions 31, 32, 33 with the curved recess 3C by a surface or two lines, and the non-slip rubber 4 has the first and second wall portions 4A, 4B. The ceiling portion 4C supports the curved surface of the plate-like portion 30. If the ceiling portion 4C is formed of soft rubber, the ceiling portion 4C is deformed along the curved surface according to the curvature of the tubular portions 31, 32, 33, and is in surface contact with the outer peripheral surfaces of the tubular portions 31, 32, 33. And hold this. For this reason, the holding force when the clip 10 is attached to the tubular portions 31, 32, 33 is large, and the tuner main body 20 can be stably attached to the plate-like portion 30 of the musical instrument.

  4 (a) to 4 (f) show attachment positions when the tuner 1 having the tuner main body 20 attached to the tuner clip 10 of the present invention is attached to typical musical instruments of various types. Is. (A) shows the example which attached the tuner 1 to the guitar 39, and the clip 10 is attached to the head part 40 of the guitar 39 in this case. (B) shows the example which attaches the tuner 1 to the violin 41, In this case, the clip 10 can be attached to the thread storage part 42 of the violin 41 from the upper side. (C) shows an example in which the tuner 1 is attached to the outer periphery of the morning glory part 44 of the clarinet 43. (D) shows the example which attached the tuner 1 to the pipe part 46 near the mouthpiece of the flute 45. FIG. (E) shows an example in which the tuner 1 is attached to the mouth pipe portion 48 of the saxohorn 47. (F) shows an example in which the tuner 1 is attached with the opening of the morning glory 50 of the trombone 49 interposed therebetween.

  In FIG. 4, the head part 40 of the guitar 40, the thread storage part 42 of the violin 41, and the morning glory part 50 of the trumpet 49 correspond to the plate-like part 30 described in FIGS. Further, the mouth pipe portion 48 of the saxohorn 47 corresponds to the small diameter tubular portion 31 described with reference to FIG. 3C, and the pipe portion 46 of the flute 45 corresponds to the medium diameter tubular portion 32 described with reference to FIG. The morning glory portion 44 corresponds to the large-diameter tubular portion 33 described with reference to FIG.

  FIG. 5A shows a first modification of the non-slip rubber 4 in the tuner clip 10 of the present invention. As shown in FIG. 1E, the anti-slip rubber 4 described so far has a through-hole 5 surrounded by the first and second wall portions 4A and 4B, the ceiling portion 4C, and the bottom portion 4D. It was provided. On the other hand, in the first modification, side wall portions 4 </ b> F that close the through holes 5 are provided at both ends of the through holes 5, and the through holes 5 serve as air chambers 6. The side wall portion 4F may be made of a soft rubber. Although the air chamber 6 may be a sealed space, in this embodiment, an orifice 7 that communicates the air chamber 6 with the outside is provided through the bottom 4D of the anti-slip rubber 4 and the movable arm 19. By the orifice 7, the inside of the air chamber 6 is always maintained at the atmospheric pressure even if the anti-slip rubber 4 is deformed.

  FIG. 5B shows a second modification of the non-slip rubber 4 in the tuner clip 10 of the present invention. The second modification is different from the first modification in that the volume of the air chamber 6 is extended to the side where the pivot 14 is located. If the volume of the air chamber 6 is increased, the necessity of providing the orifice 7 is reduced, but the orifice 7 is provided in this embodiment.

  FIGS. 5C and 5D show a third modification of the non-slip rubber 4 in the tuner clip 10 of the present invention. The third modification differs from the first modification in that a liquid chamber 8 is provided instead of the air chamber 6. A liquid cushioning material L is enclosed in the liquid chamber 8. When a sealed chamber is formed inside the non-slip rubber 4 and filled with air, the air is compressed and the volume contracts when the anti-slip rubber 4 is deformed, but the volume contracts even when the liquid is compressed. do not do. Further, it is troublesome if the liquid cushioning material L leaks outside. Therefore, in the third embodiment, a spare chamber 9 communicating with the liquid chamber 8 is formed on the extension 4E of the anti-slip rubber 4 with a soft rubber. As shown in FIG. 5 (d), the preliminary chamber 9 has a liquid cushioning material L discharged from the liquid chamber 8 when the clip 10 is attached to the small-diameter tubular portion 31 of the musical instrument and the non-slip rubber 4 is deformed. Accepts and inflates. When the clip 10 is removed from the small-diameter tubular portion 31 of the musical instrument, the preliminary chamber 9 is contracted by the rubber contracting force, and the liquid cushioning material L in the preliminary chamber 9 returns to the liquid chamber 8.

  6 (a) and 6 (b) show another embodiment of the third modified example of the non-slip rubber 4 in the tuner clip 10 of the present invention described in FIGS. 5 (c) and 5 (d). is there. This embodiment is different from the third modification in that the side wall 4F of the non-slip rubber 4 is formed of a soft soft rubber instead of the spare chamber 9 adjacent to the liquid chamber 8, and can be deformed. It is. In this embodiment, as shown in FIG. 6A, when the clip 10 is attached to the small-diameter tubular portion 31 of the musical instrument and the non-slip rubber 4 is deformed, as shown in FIG. 6B, the non-slip rubber is used. 4 side wall part 4F deform | transforms in the direction shown by the arrow, the liquid buffer material L pushed out from the liquid chamber 8 is received, and it expand | swells. When the clip 10 is removed from the small-diameter tubular portion 31 of the musical instrument, the side wall portion 4F is restored to its original restoring force in addition to the restoring forces of the first and second wall portions 4A and 4B and the ceiling portion 4C. It will return to shape.

(A) is a front view explaining the state which attaches a tuner to the tuner clip of one Example of this invention, (b) is the state where the tuner was attached to the clip for tuners of this invention shown to (a) (C) is a side view of (a), (d) is a partially enlarged perspective view showing the shape of a rubber on the pickup side of (c), and (e) is a rubber on the side without a pickup of (c). It is a partial expansion perspective view which shows the shape. (A) is the front view of the clip for demonstrating the structure of the clip for tuners of one Example of this invention, (b) is the block structure which showed the circuit structure inside the tuner shown to (a) with the block FIG. (A) is a side view showing a state in which a tuner clip of an embodiment of the present invention is attached to a plate-like portion of a musical instrument, (b) is a front view of (a), and (c) is an embodiment of the present invention. The side view which shows the state which attached the clip for tuners of this to the tubular part with a thin tube diameter of a musical instrument, (d) attached the clip for tuners of one Example of this invention to the tubular part with a medium tube diameter The side view which shows a state, (c) is a side view which shows the state which attached the clip for tuners of one Example of this invention to the tubular part with a large pipe | tube diameter of a musical instrument. (A) is a diagram showing the mounting location of the tuning device clip of the present invention on the guitar, (b) is a diagram showing the mounting location of the tuning device clip of the present invention on the violin, and (c) is a clarinet of the tuning device clip of the present invention. The figure which shows the attachment place in the saxohorn of the tuning clip of this invention, (e) is a figure which shows the attachment place in the saxohorn of this invention, (f) is a figure which shows the attachment place in FIG. It is a figure which shows the attachment location in the trumpet of the clip for tuners of invention. (A) is a partially enlarged perspective view showing an embodiment in which the hollow portion of the rubber of the tuner clip of the present invention is covered and sealed with a side wall, and an orifice is provided to the outside, and (b) is a view of the rubber of (a). A side view of a tuning device and a tuning device clip showing a modification, (c) is a side view of a tuning device and a tuning device clip showing an embodiment in which a liquid cushioning material is sealed in the hollow portion of the rubber of the tuning device clip of the present invention. (D) is a side view of a tuner clip showing a deformed state of a rubber when the tuner clip of (c) is attached to a thin tube. (A) is a side view showing a state in which the tuner clip of the present invention in which a liquid cushioning material is sealed in a hollow portion of a rubber is attached to a tubular portion having a thin tube diameter of the instrument, and (b) is in the state of (a). It is a fragmentary top view which shows another example of the deformation | transformation state of a rubber.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 ... Tuner 2 ... Pickup 3 ... Anti-slip rubber 4 ... Anti-slip rubber 5 ... Through-hole 10 ... Clip 11 ... Grip part 12 ... Gripping part 17 ... Fixed arm 19 ... Movable arm 20 ... Tuner body 21 ... Microphone 24 ... Changeover switch

Claims (7)

In the tuner clip provided with a connector for attaching the tuner to one end of the grip portion, and having a vibration detecting element attached to one tip of the sandwiching portion,
Wherein the inner end of the arm portion of the pinching portion of the vibration detecting element is attached side, and two flat portions separated by a predetermined distance, a curved recess provided between the flat portion is provided on the top surface along with installing a non-slip rubber of the real in that it was,
A first wall portion protruding in the width direction of the tip end portion of the arm on the inner side of the other arm tip portion of the sandwiching portion, and a predetermined distance from the first wall portion in the longitudinal direction of the arm A second wall portion projecting in the width direction at a position apart from the first wall portion, and a ceiling portion provided in a direction straddling the first and second wall portions, the first and second wall portions. And a clip for tuning device characterized in that a hollow non-slip rubber formed integrally with the ceiling part is attached to face the solid anti-slip rubber . Rhythm dexterity clip according to claim 1, wherein the first and second wall portions are formed of a hard rubber, the ceiling is characterized in that it is formed of a soft rubber. The hollow portion surrounded by the first and second wall portions and the ceiling portion is sealed by two side walls at the end in the width direction of the arm, and the side walls are sealed by the first and second walls. rhythm dexterity clip according to claim 1, characterized in that it is formed by integrally molding with parts and ceiling. 4. The tuner clip according to claim 3 , wherein the first and second wall portions are formed of hard rubber, and the ceiling portion and the side wall are formed of soft rubber. The tuner clip according to claim 3 or 4 , wherein the hollow portion communicates with the outside through an orifice. The tuner clip according to claim 3 or 4 , wherein a liquid cushioning material is enclosed in the hollow portion. The said hollow slip rubber, according to claim 6, characterized in that the preliminary chamber for receiving a cushioning material in liquid form encapsulated in the hollow portion during deformation of the hollow slip rubber is provided Tuner clip.

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