CN209928677U

CN209928677U - Mouth shape observation correcting mirror for wind pipe type musical instrument teaching

Info

Publication number: CN209928677U
Application number: CN201920261746.6U
Authority: CN
Inventors: 宋存霞
Original assignee: Huaian Vocational College of Information Technology
Current assignee: Huaian Vocational College of Information Technology
Priority date: 2019-02-28
Filing date: 2019-02-28
Publication date: 2020-01-10
Anticipated expiration: 2029-02-28

Abstract

The utility model discloses a mouth shape observation correcting mirror for teaching of wind pipe type musical instruments, which comprises a support rod, a clamping device, an adjusting device, a mirror frame and a correcting mirror, wherein the bottom of the support rod is fixed with the clamping device, the top end of the support rod is connected with the adjusting device, one side of the adjusting device is provided with the mirror frame, the correcting mirror is arranged inside the mirror frame, the clamping device comprises a square shell, a ring, an adjusting screw, a clamping block, a first rotating shaft, a cam, a guide rod, a threaded sleeve and a gear, the bottom of the support rod is fixedly provided with the ring by welding, the outer part of the ring is uniformly provided with the square shell, the inner walls at two sides of the square shell are movably connected with the adjusting screw through a bearing, the thread leads the threaded sleeve to have a tendency of rotating, and the threaded sleeve slides on the guide rod due to the limitation of the guide rod, the adjustable angle tool has the characteristics of strong practicability and convenient angle adjustment.

Description

Mouth shape observation correcting mirror for wind pipe type musical instrument teaching

Technical Field

The utility model relates to a musical instrument teaching technical field specifically is a blowpipe type musical instrument teaching is with mouth type observation correction mirror.

Background

Wind instruments, mainly those in the form of panpipes, reeds, angles, flutes, etc., produce sounds by the vibration of air columns caused by the blowing of a breath through holes, and are commonly used for playing and other entertainment at parties. The mouth shape is important for the skill of the player because it includes the match of the size, tightness and angle of the mouth wind. It is therefore necessary to correct the mouth shape of the player against the mirror.

The patent with the authorization number of CN 203038648U discloses a mouth shape observation correcting mirror, which uses a bolt to install a fixed seat on a musical instrument, and uses a ball head rod and a screw to adjust the angle, but because the contact surface of the screw is narrow, the screw is directly abutted by the screw and is easy to loose, the clamping mode is unstable and poor in practicability, and the screw needs to be screwed and loosened during adjustment, so that the adjustment is inconvenient, and the learning process of a player is influenced. Therefore, it is necessary to design a mouth shape observation correcting mirror for the teaching of wind instruments with strong practicability and convenient angle adjustment.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a blowpipe class musical instrument teaching is with mouth type observation correction mirror to solve the problem that provides among the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a blowpipe class musical instrument teaching is with mouth type observation correction mirror, includes bracing piece, clamping device, adjusting device, picture frame, corrects the mirror, the bottom of bracing piece is fixed with the clamping device, the top of bracing piece is connected with adjusting device, the picture frame is installed to one side of adjusting device, the internally mounted of picture frame has the correction mirror, installs adjusting device and clamping device in suitable position through the bracing piece.

Further, the clamping device comprises a square shell, a circular ring, an adjusting screw, a clamping block, a first rotating shaft, a cam, a guide rod, a threaded sleeve and a gear, wherein the circular ring is fixed at the bottom of the supporting rod through welding, the square shell is uniformly arranged outside the circular ring, the inner walls of the two sides of the square shell are movably connected with the adjusting screw through a bearing, one end of the adjusting screw penetrates through the square shell, the guide rod is correspondingly arranged between the inner walls of the two sides of the square shell, the threaded sleeve is sleeved outside the guide rod, a screw hole is arranged in the middle of the threaded sleeve in a penetrating manner, an external thread is arranged outside the adjusting screw, an internal thread and the external thread in the screw hole are in threaded connection with each other, a rack is fixed on one side of the threaded sleeve through welding, the first rotating shaft is movably connected between the upper inner wall and the lower inner wall of the square, and the gear is meshed with the rack, the cam is further sleeved outside the first rotating shaft, the clamping block penetrates through the outer part of the ring in a uniform and movable mode, an anti-skidding rubber pad is arranged on one side of the clamping block, when the correcting mirror is fixed on a pipe instrument, the pipe instrument penetrates through the ring, the adjusting screw is rotated, the thread enables the threaded sleeve to have a rotating trend, the threaded sleeve slides on the guide rod due to the fact that the guide rod limits the rotation of the threaded sleeve, the rack is driven to move, the rack drives the gear and the first rotating shaft to rotate, the first rotating shaft enables the cam to rotate, the outer part of the cam supports the clamping block and extrudes the clamping block inwards, the anti-skidding rubber pad of the clamping block improves the friction force between the ring and the instrument tube body, the clamping block is fixed in a three-jaw mode, the clamping mode is stable, and the practicability of the correcting.

Furthermore, the clamping block is a combined piece of a T-shaped rod piece and sector arc-shaped blocks, one end of the T-shaped rod piece is in contact with the cam, all the sector arc-shaped blocks are on the same circle, the cam is in contact with the T-shaped rod piece to push the T-shaped rod piece to slide in the circular ring, and the sector arc-shaped blocks are used for clamping the pipe body of the musical instrument.

Further, the adjusting device comprises a connecting piece, a knob, a fixed seat, a second rotating shaft, a worm wheel and a worm, the top of the supporting rod is fixedly provided with a fixed seat through welding, a worm wheel is movably connected between the top of the fixed seat and the inner wall of the bottom of the fixed seat through a bearing and penetrates through the fixed seat, one end of the worm wheel is connected with a knob, a second rotating shaft is movably connected between the inner walls of the front side and the rear side of the fixed seat through a bearing, the outside of the second rotating shaft is sleeved with a worm wheel, the outside of the worm wheel is also sleeved with a connecting piece, when the pitching angle of the correcting mirror is adjusted, the knob is rotated to drive the worm to rotate, the worm drives the worm wheel to rotate, the second rotating shaft rotates and drives the connecting piece to adjust the pitching angle up and down, because worm wheel and worm have auto-lock nature, the connecting piece can not sink because of gravity for this correction mirror has the convenient characteristics of angle regulation.

Furthermore, the connecting piece is U type structure, and the both ends of U type structure are located the both sides of worm wheel, and the worm wheel does not keep off the connecting piece, does not influence the motion of connecting piece.

Further, the connecting piece and the frame are fixed by welding, so that the pitching angle of the frame, namely the facing angle of the player can be adjusted.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is: the utility model fixes the correcting mirror on the musical instrument by a three-jaw chucking mode through the arrangement of the clamping device, the chucking mode is stable, and the practicability of the correcting mirror is improved; through being provided with adjusting device, only need rotatory knob can adjust the angle of rectifying the mirror, and realize the auto-lock through the worm gear for this corrects the mirror and has the convenient characteristics of angle regulation.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic overall front view structure of the present invention;

FIG. 2 is a schematic view of the adjusting device and the mounting of the frame;

FIG. 3 is a schematic front sectional view of the adjusting device of the present invention;

FIG. 4 is a schematic top view of the clamping device of the present invention;

FIG. 5 is a schematic top cross-sectional view of the clamping device of the present invention;

fig. 6 is an enlarged schematic view of the area a in fig. 5 according to the present invention;

fig. 7 is a schematic view of the gear and cam mounting of the present invention;

in the figure: 1. a support bar; 2. a card holding device; 3. an adjustment device; 4. a mirror frame; 5. correcting glasses; 21. a square housing; 22. a circular ring; 23. an adjusting screw; 24. a clamping block; 25. a first rotating shaft; 26. a cam; 27. a guide bar; 28. a threaded sleeve; 29. a gear; 281. a rack; 31. a connecting member; 32. a knob; 33. a fixed seat; 34. a second rotating shaft; 35. a worm gear; 36. a worm.

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.

Referring to fig. 1-7, the present invention provides a technical solution: a mouth shape observation correcting mirror for teaching of wind instruments comprises a supporting rod 1, a clamping device 2, an adjusting device 3, a mirror frame 4 and a correcting mirror 5, wherein the clamping device 2 is fixed at the bottom of the supporting rod 1, the adjusting device 3 is connected to the top end of the supporting rod 1, the mirror frame 4 is installed on one side of the adjusting device 3, the correcting mirror 5 is installed inside the mirror frame 4, the correcting mirror 5 is installed in the mirror frame 4, and the adjusting device 3 and the clamping device 2 are installed at proper positions through the supporting rod 1;

the clamping device 2 comprises a square shell 21, a circular ring 22, an adjusting screw 23, a clamping block 24, a first rotating shaft 25, a cam 26, a guide rod 27, a threaded sleeve 28 and a gear 29, the bottom of the support rod 1 is fixedly provided with the circular ring 22 through welding, the square shell 21 is uniformly arranged outside the circular ring 22, the inner walls of two sides of the square shell 21 are movably connected with the adjusting screw 23 through a bearing, one end of the adjusting screw 23 penetrates through the square shell 21, the guide rod 27 is correspondingly arranged between the inner walls of two sides of the square shell 21, the threaded sleeve 28 is sleeved outside the guide rod 27, the middle part of the threaded sleeve 28 is provided with a screw hole in a penetrating manner, the outer part of the adjusting screw 23 is provided with an external thread, an internal thread and the external thread in the screw hole are mutually screwed, one side of the threaded sleeve 28 is fixedly provided with a rack 281 through welding, the gear 29 is sleeved outside the first rotating shaft 25, the gear 29 is meshed with the rack 281, the cam 26 is sleeved outside the first rotating shaft 25, the clamping blocks 24 are uniformly and movably penetrated outside the circular ring 22, one side of each clamping block 24 is provided with an anti-skid rubber pad, when the corrective spectacles are fixed to a wind instrument, the wind instrument is passed through the ring 22, the adjusting screw 23 is rotated, the screw thread causes the threaded sleeve 28 to tend to rotate, because the guide rod 27 limits the rotation, the threaded sleeve 28 slides on the guide rod 27 to drive the rack 281 to move, the rack 281 drives the gear 29 and the first rotating shaft 25 to rotate, the first rotating shaft 25 enables the cam 26 to rotate, the outer part of the cam 26 supports against the clamping block 24 and extrudes the clamping block inwards, the anti-skid rubber pad of the clamping block 24 improves the friction force between the circular ring 22 and the musical instrument tube body, the clamping block 24 is fixed in a three-jaw mode, the clamping mode is stable, and the practicability of the correcting mirror 5 is improved;

the clamping block 24 is a combination of a T-shaped rod piece and sector arc-shaped blocks, one end of the T-shaped rod piece is in contact with the cam 26, all the sector arc-shaped blocks are on the same circle, the cam 26 is in contact with the T-shaped rod piece to push the T-shaped rod piece to slide in the circular ring 22, and the sector arc-shaped blocks are used for clamping the pipe body of the musical instrument;

the adjusting device 3 comprises a connecting piece 31, a knob 32, a fixed seat 33, a second rotating shaft 34, a worm wheel 35 and a worm 36, the fixed seat 33 is fixed on the top of the supporting rod 1 by welding, the worm wheel 35 is movably connected between the top and the bottom inner wall of the fixed seat 33 by a bearing, the worm wheel 35 passes through the fixed seat 33, and one end of the worm wheel 35 is connected with a knob 32, a second rotating shaft 34 is movably connected between the front and rear inner walls of the fixed seat 33 through a bearing, the worm wheel 35 is sleeved outside the second rotating shaft 34, the connecting piece 31 is sleeved outside the worm wheel 35, when the pitching angle of the correcting mirror 5 is adjusted, the knob 32 is rotated, the knob 32 drives the worm 36 to rotate, the worm 36 drives the worm wheel 35 to rotate, the second rotating shaft 34 rotates and drives the connecting piece 31 to adjust the pitch angle up and down, because the worm wheel 35 and the worm 36 have self-locking property, the connecting piece 31 cannot sink due to gravity, so that the correcting mirror has the characteristic of convenient angle adjustment;

the connecting piece 31 is of a U-shaped structure, two ends of the U-shaped structure are positioned at two sides of the worm wheel 35, and the worm wheel 35 does not block the connecting piece 31 and does not influence the movement of the connecting piece 31;

the connecting piece 31 and the frame 4 are fixed by welding, and when the connecting piece 31 adjusts the pitching angle up and down, the pitching angle of the frame 4, namely the facing angle of the player can be adjusted;

when the correcting mirror is fixed on a wind instrument, the wind instrument penetrates through the ring 22, the adjusting screw 23 is rotated, the thread enables the threaded sleeve 28 to have a tendency of rotating, the threaded sleeve 28 slides on the guide rod 27 to drive the rack 281 to move, the rack 281 drives the gear 29 and the first rotating shaft 25 to rotate, the first rotating shaft 25 enables the cam 26 to rotate, the outer part of the cam 26 abuts against the clamping block 24 and extrudes the clamping block inwards, the anti-skid rubber pad of the clamping block 24 improves the friction force between the ring 22 and the body of the wind instrument, the clamping block 24 is fixed in a three-jaw mode, the clamping mode is stable, and the practicability of the correcting mirror 5 is improved; when the pitch angle of the correcting mirror 5 is adjusted, the knob 32 is rotated, the knob 32 drives the worm 36 to rotate, the worm 36 drives the worm wheel 35 to rotate, the second rotating shaft 34 rotates and drives the connecting piece 31 to adjust the pitch angle up and down, and when the pitch angle is adjusted up and down by the connecting piece 31, the pitch angle of the mirror frame 4, namely the angle faced by a player, can be adjusted, and because the worm wheel 35 and the worm 36 have self-locking performance, the connecting piece 31 cannot sink due to gravity, the correcting mirror has the characteristic of convenient angle adjustment.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 blowpipe class musical instrument teaching is with mouth type observation and is corrected mirror, includes bracing piece (1), clamping device (2), adjusting device (3), picture frame (4), corrects mirror (5), its characterized in that: the bottom of bracing piece (1) is fixed with clamping device (2), the top of bracing piece (1) is connected with adjusting device (3), picture frame (4) are installed to one side of adjusting device (3), the internally mounted of picture frame (4) has correction mirror (5).

2. The mouth shape observation correcting mirror for the teaching of the wind instruments as claimed in claim 1, wherein: the clamp device (2) comprises a square shell (21), a ring (22), an adjusting screw (23), a clamping block (24), a first rotating shaft (25), a cam (26), a guide rod (27), a threaded sleeve (28) and a gear (29), wherein the bottom of the supporting rod (1) is fixedly provided with the ring (22) through welding, the square shell (21) is uniformly installed outside the ring (22), the inner walls of two sides of the square shell (21) are movably connected with the adjusting screw (23) through a bearing, one end of the adjusting screw (23) penetrates through the square shell (21), the guide rod (27) is correspondingly installed between the inner walls of two sides of the square shell (21), the threaded sleeve (28) is sleeved outside the guide rod (27), the middle part of the threaded sleeve (28) is provided with a screw hole in a penetrating manner, and an external thread is arranged outside the adjusting screw (23), and the internal thread in the screw is connected with the external thread in a threaded manner, one side of the threaded sleeve (28) is fixed with a rack (281) through welding, a first rotating shaft (25) is movably connected between the upper inner wall and the lower inner wall of the square shell (21) through a bearing, a gear (29) is sleeved outside the first rotating shaft (25), the gear (29) is meshed with the rack (281), a cam (26) is further sleeved outside the first rotating shaft (25), a clamping block (24) is uniformly movably penetrated outside the ring (22), and an anti-skidding rubber pad is arranged on one side of the clamping block (24).

3. The mouth shape observation correcting mirror for the teaching of the wind instruments as claimed in claim 2, wherein: the clamping block (24) is a combined unit of a T-shaped rod piece and sector arc-shaped blocks, one end of the T-shaped rod piece is in contact with the cam (26), and all the sector arc-shaped blocks are on the same circle.

4. The mouth shape observation correcting mirror for the teaching of the wind instruments as claimed in claim 1, wherein: adjusting device (3) include connecting piece (31), knob (32), fixing base (33), second pivot (34), worm wheel (35) and worm (36), the top of bracing piece (1) has fixing base (33) through welded fastening, there is worm wheel (35) through bearing swing joint between the top of fixing base (33) and the bottom inner wall, fixing base (33) is passed in worm wheel (35), and the one end of worm wheel (35) is connected with knob (32), there is second pivot (34) through bearing swing joint between the front and back both sides inner wall of fixing base (33), worm wheel (35) have been cup jointed to the outside of second pivot (34), connecting piece (31) have still been cup jointed to the outside of worm wheel (35).

5. The mouth shape observation correcting mirror for the teaching of the wind instruments as claimed in claim 4, wherein: the connecting piece (31) is of a U-shaped structure, and two ends of the U-shaped structure are located on two sides of the worm wheel (35).

6. The mouth shape observation correcting mirror for the teaching of the wind instruments as claimed in claim 4, wherein: the connecting piece (31) and the spectacle frame (4) are fixed by welding.