CN206806013U - A kind of portable electric piano teaching device - Google Patents
A kind of portable electric piano teaching device Download PDFInfo
- Publication number
- CN206806013U CN206806013U CN201720704801.5U CN201720704801U CN206806013U CN 206806013 U CN206806013 U CN 206806013U CN 201720704801 U CN201720704801 U CN 201720704801U CN 206806013 U CN206806013 U CN 206806013U
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- CN
- China
- Prior art keywords
- fender body
- rectangular recess
- rotating shaft
- sets
- deep gouge
- Prior art date
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of portable electric piano teaching device, including fender body, fender body upper part sets key, and fender body bottom surface sets rectangular recess, and fender body bottom portion sets bottom；Supporting mechanism is set in rectangular recess, and supporting mechanism includes being rotatably arranged on the horizontal rotating shaft of rectangular recess left and right ends, is arranged on the front leg strut of horizontal rotating shaft lower front side and is arranged on the rear support leg of horizontal rotating shaft lower rearward side；Rectangle deep gouge is set on rear side of fender body upper part, rectangle deep gouge rear end face is inclined plane, and rectangle deep gouge is interior to set qin to compose plate by axis of rotation, and torque spring is set in rotating shaft, symmetrical on qin spectrum plate to be provided with clip, qin spectrum plate is fixed tightly in rectangle deep gouge by the way that trip bolt is detachable.The utility model is not only simple in structure compact, and piano teacher need not additionally carry or prepare in advance piano support and music stand can anywhere carry out Piano Teaching.
Description
Technical field
Piano Teaching equipment technical field is the utility model is related to, is filled more particularly, to a kind of portable electric Piano Teaching
Put.
Background technology
Piano is known as the laudatory title for having " king of musical instrument ", by 88 keys（52 white keys, 36 black keys）And metallic cord soundboard
Composition, it is to be invented by the close Europe Christopher profit of Italian bar Toro in 1709.Piano range scope is from A2
（27.5Hz）To c5（4186Hz）, the whole musical sounds in Musical System are almost enumerated, are that range is most wide in addition to pipe organ
Musical instrument.Piano is commonly used to the performance such as solo, ensemble, accompaniment, and composition and rehearsal music are very convenient.Player is by pressing
Key on keyboard, the gavel that carpet is enclose inside piano is affected, then tap steel wire string and send sound.However, piano by
High in cost, maintenance difficulties are high, are difficult to bear for average family, therefore, the seventies of twentieth century six have risen fender.
Fender principle of sound is using keyboard as on-off switch, forms electrophoresis, once pressing key, internal crystal oscillator is started working,
The waveform of pulses generation certain frequency is formed, is then passed through the amplification of frequency divider, is sent into loudspeaker sounding.
Although fender due to small volume, be easy to carry and cost is low is increasingly liked by the music public,
But piano teacher need also to carry with while fender is carried when student is taught fender support or
The shelf and music stand for getting out place fender in advance could conveniently teach student's music, and this brings very to fender teacher
Big inconvenience.
Patent publication No. is that the U of CN 204834028 utility model patent discloses a kind of intelligent fender of exercise,
Including fender body, the electric piano keyboard on fender body includes multiple keys, with digital midi interface and audio amplifier, institute
State and a circuit board is installed below electric piano keyboard, circuit board is provided with LED light, and each key centre position is provided with
Light bar hole, each LED light are all fallen within the printing opacity bar hole in each key centre position, and the root of electric piano keyboard is set
There is a digital display module bottom plate, digital display module bottom plate is provided with the number corresponding with each key on electric piano keyboard
Word display module, each digital display module are connected with circuit board, are provided with main frame in fender body, main frame respectively with
Circuit board, display screen are connected with audio amplifier.The utility model is indicated using setting digital display module and LED on key is arranged on
Lamp is prompted to carry out key mapping and gimmick to player, can be made player's Fast Learning and be practiced on the piano, however, the practicality
New presence is insufficient once：Piano teacher needs also to carry with electricity while fender is carried when student is taught
Piano support or be ready in advance place fender shelf and music stand could conveniently professor student's music the problem of, this gives
Fender teacher, which gives lessons, brings very big inconvenience.
Therefore, there is an urgent need to design a new fender instructional device, with solve piano teacher give lessons it is especially outdoor
The problem of inconvenient is carried when giving lessons.
Utility model content
In view of this, the purpose of this utility model is in view of the shortcomings of the prior art, there is provided a kind of portable electric piano religion
Learn device, be not only simple in structure it is compact, and piano teacher need not additionally carry or prepare in advance piano support and qin spectrum
Anywhere frame can carry out Piano Teaching.
To reach above-mentioned purpose, the utility model uses following technical scheme：
A kind of portable electric piano teaching device, including fender body, the fender body upper part set key, institute
State fender body bottom surface and rectangular recess is set, rectangular recess front and rear sides side bottom offers dovetail along its length
Groove, the fender body bottom portion set bottom, and the bottom top sets the dovetail being engaged with the dovetail groove；
Supporting mechanism is set in the rectangular recess, and the supporting mechanism includes being rotatably arranged on described rectangular recess or so
The horizontal rotating shaft at both ends, after being arranged on the front leg strut of the horizontal rotating shaft lower front side and being arranged on the horizontal rotating shaft bottom
The rear support leg of side, the front leg strut and the rear support leg are Telescopic leg；
Set at the top of the rectangular recess supporting leg seat of the lower surface with deep-slotted chip breaker be used to placing the front leg strut or it is described after
Supporting leg, briquetting of the upper surface with deep-slotted chip breaker that the bottom upper surface is engaged with the supporting leg seat be used for the front leg strut or
The rear support leg is pressed in the deep-slotted chip breaker on the supporting leg seat；
Rectangle deep gouge is set on rear side of the fender body upper part, and the rectangle deep gouge rear end face is inclined plane, the square
Set qin to compose plate by axis of rotation in shape deep gouge, torque spring is set in the rotating shaft, the qin is composed symmetrical on plate
Clip is provided with, the qin spectrum plate is fixed tightly in the rectangle deep gouge by the way that trip bolt is detachable.
Further, projection is set in the middle part of the rectangular recess, is threaded hole on the projection, the bottom is by setting
The screw in the screwed hole is put to be fixed on the projection.
Further, the front leg strut and the rear support leg free end face are respectively provided with tapped blind hole, in the rectangular recess
The containing seat being engaged with base shape is set to be used to accommodate the base, the base top is set and the tapped blind hole phase
The threaded post of cooperation is used to be arranged on the base is detachable in the tapped blind hole.
Further, the fender body left and right ends face is respectively provided with link, is set in the link across shoulder belt.
Further, the fender body upper part and the rotation setting keyboard cover above the key.
Further, the corner of the bottom lower surface sets cushion block.
The beneficial effects of the utility model are：
In the current fender teaching process of the utility model, piano teacher needs to carry with or get out steel in advance
Qin support and music stand could carry out the problem of piano is given lessons, there is provided a kind of portable electric piano teaching device, including fender
Body, fender body upper part is provided with key, rectangular recess is set in fender body bottom surface, and before and after rectangular recess
Two sides bottom offer dovetail groove along its length, and bottom is set in fender body bottom portion, setting and swallow on bottom top
The dovetail that stern notch is engaged, the dismounting of so very convenient bottom and fender body.Meanwhile for the ease of being incited somebody to action when giving lessons
Fender is set up, and supporting mechanism is provided with rectangular recess, and supporting mechanism includes being rotatably arranged on rectangular recess or so
The horizontal rotating shaft at both ends, it is arranged on the front leg strut of horizontal rotating shaft lower front side and is arranged on the rear branch of horizontal rotating shaft lower rearward side
Leg, so, only need first to disassemble bottom when needed, then produce front leg strut and rear support leg i.e. out of rectangular recess
Can, and for the ease of the height of adjustment front leg strut and rear support leg, front leg strut and rear support leg use Telescopic leg.Separately
Outside, in order that obtaining this fender instructional device carries music stand function, rectangle deep gouge is set on rear side of fender body upper part, and
Rectangle deep gouge rear end face is designed as inclined plane, sets qin to compose plate by axis of rotation in rectangle deep gouge, sets and turns round in rotating shaft
Power spring, it is symmetrical on qin spectrum plate to be provided with clip, and qin spectrum plate is fixed tightly in rectangle by the way that trip bolt is detachable
In deep gouge, using such structure, on the one hand qin spectrum plate meeting automatic turning is opened and relies on square in the presence of torque spring
In the rear end inclined plane of shape deep gouge, on the other hand under non-working condition, qin spectrum plate can be detachable solid by trip bolt
Tightly in rectangle deep gouge.The utility model is not only simple in structure compact, and piano teacher need not be carried additionally or in advance
Anywhere preparing piano support and music stand can carry out Piano Teaching.
Brief description of the drawings
Fig. 1 is the structure of the main view of the first embodiment of the utility model；
Fig. 2 is the structure left view schematic diagram of the first embodiment of the utility model；
Fig. 3 is the structure schematic top plan view of the first embodiment of the utility model；
Fig. 4 is the structure of the main view of second of embodiment of the utility model；
Fig. 5 is the structure of the main view of the third embodiment of the utility model；
Fig. 6 is the structure left view schematic diagram of the third embodiment of the utility model.
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
The accompanying drawing of type embodiment, the technical scheme of the utility model embodiment is clearly and completely described.Obviously, it is described
Embodiment is part of the embodiment of the present utility model, rather than whole embodiments.Based on described of the present utility model
Embodiment, the every other embodiment that those of ordinary skill in the art are obtained, belong to the scope that the utility model is protected.
Embodiment 1：
As Figure 1-3, a kind of portable electric piano teaching device, including fender body 1, the fender body 1
Top sets key 2, and the bottom surface of fender body 1 sets rectangular recess 3, the front and rear sides side bottom edge of rectangular recess 3
Length direction offers dovetail groove 4, and the fender body bottom portion sets bottom 5, and the top of bottom 5 is set and the dovetail
The dovetail 6 that groove 4 is engaged.
Supporting mechanism is set in the rectangular recess 3, and the supporting mechanism includes being rotatably arranged on the left side of rectangular recess 3
The horizontal rotating shaft 7 at right both ends, it is arranged on the front leg strut 8 of the lower front side of horizontal rotating shaft 7 and is arranged on the horizontal rotating shaft 7
The rear support leg 9 of lower rearward side, the front leg strut 8 and the rear support leg 9 are Telescopic leg.
The top of rectangular recess 3 sets supporting leg seat 10 of the lower surface with deep-slotted chip breaker to be used to place the front leg strut 8 or institute
Rear support leg 9 is stated, briquetting 11 of the upper surface with deep-slotted chip breaker that the upper surface of bottom 5 is engaged with the supporting leg seat 10 is used for institute
State front leg strut 8 or the rear support leg 9 is pressed in the deep-slotted chip breaker on the supporting leg seat 10.
Rectangle deep gouge 12 is set on rear side of the top of fender body 1, the rear end face of rectangle deep gouge 12 is inclined plane 13,
Being rotated in the rectangle deep gouge 12 by rotating shaft 14 sets qin to compose plate 15, and torque spring 16, the qin are set in the rotating shaft 14
Symmetrical on spectrum plate 15 to be provided with clip 17, the qin spectrum plate 15 is fixed tightly in the square by the way that trip bolt 18 is detachable
In shape deep gouge 12.
In the embodiment, fender body upper part is provided with key, rectangular recess is set in fender body bottom surface, and
Dovetail groove is offered along its length in rectangular recess front and rear sides side bottom, bottom is set in fender body bottom portion, the bottom of at
Cover portion and the dovetail being engaged with dovetail groove, the dismounting of so very convenient bottom and fender body are set.
Meanwhile for the ease of fender is set up when giving lessons, supporting mechanism is provided with rectangular recess, and support
Mechanism includes being rotatably arranged on the horizontal rotating shafts of rectangular recess left and right ends, be arranged on the front leg strut of horizontal rotating shaft lower front side with
And the rear support leg of horizontal rotating shaft lower rearward side is arranged on, so, only need first to disassemble bottom when needed, then by preceding branch
Leg and rear support leg produce out of rectangular recess, and for the ease of adjustment front leg strut and rear support leg height, front leg strut and
Rear support leg uses Telescopic leg.
In addition, in order that this fender instructional device carry music stand function, set on rear side of fender body upper part
Rectangle deep gouge, and rectangle deep gouge rear end face is designed as inclined plane, sets qin to compose plate by axis of rotation in rectangle deep gouge, is turning
Torque spring is set on axle, it is symmetrical on qin spectrum plate to be provided with clip, and qin spectrum plate is detachable by trip bolt
It is fixed tightly in rectangle deep gouge, using such structure, on the one hand qin spectrum plate can automatic turning opening in the presence of torque spring
And rely in the rear end inclined plane of rectangle deep gouge, on the other hand under non-working condition, qin spectrum plate can pass through trip bolt
It is detachable to be fixed tightly in rectangle deep gouge.The utility model is not only simple in structure compact, and piano teacher need not additionally be taken
Anywhere band or in advance preparation piano support and music stand can carry out Piano Teaching.
Embodiment 2：
As shown in figure 4, a kind of portable electric piano teaching device, including fender body 1, on the fender body 1
Portion sets key 2, and the bottom surface of fender body 1 sets rectangular recess 3, and the front and rear sides side bottom of rectangular recess 3 is along length
Degree direction offers dovetail groove 4, and the fender body bottom portion sets bottom 5, and the top of bottom 5 is set and the dovetail groove
4 dovetails 6 being engaged.
Supporting mechanism is set in the rectangular recess 3, and the supporting mechanism includes being rotatably arranged on the left side of rectangular recess 3
The horizontal rotating shaft 7 at right both ends, it is arranged on the front leg strut 8 of the lower front side of horizontal rotating shaft 7 and is arranged on the horizontal rotating shaft 7
The rear support leg 9 of lower rearward side, the front leg strut 8 and the rear support leg 9 are Telescopic leg.
The top of rectangular recess 3 sets supporting leg seat 10 of the lower surface with deep-slotted chip breaker to be used to place the front leg strut 8 or institute
Rear support leg 9 is stated, briquetting 11 of the upper surface with deep-slotted chip breaker that the upper surface of bottom 5 is engaged with the supporting leg seat 10 is used for institute
State front leg strut 8 or the rear support leg 9 is pressed in the deep-slotted chip breaker on the supporting leg seat 10.
Rectangle deep gouge 12 is set on rear side of the top of fender body 1, the rear end face of rectangle deep gouge 12 is inclined plane 13,
Being rotated in the rectangle deep gouge 12 by rotating shaft 14 sets qin to compose plate 15, and torque spring 16, the qin are set in the rotating shaft 14
Symmetrical on spectrum plate 15 to be provided with clip 17, the qin spectrum plate 15 is fixed tightly in the square by the way that trip bolt 18 is detachable
In shape deep gouge 12.
The middle part of rectangular recess 3 sets projection 19, is threaded hole on the projection 19, the bottom 5 passes through setting
Screw in the screwed hole is fixed on the projection 19.
Front leg strut 8 and the rear support leg 9 free end face is respectively provided with tapped blind hole 20, is set in the rectangular recess 3
The containing seat 22 being engaged with the shape of base 21 is used to accommodate the base 21, and the top of base 21 sets blind with the screw thread
The threaded post 23 that hole 20 is engaged is used to be arranged on the base 21 is detachable in the tapped blind hole 20.
In the embodiment, in order to avoid bottom shakes to increase structural reliability, set in the middle part of rectangular recess convex
Block, is threaded hole on projection, and so by setting, how bottom can be fixed on projection by the screw in screwed hole.Separately
Outside, in order that front leg strut and rear support leg when falling support fender body more it is steady firmly, in front leg strut and rear support leg
Lower surface is respectively provided with tapped blind hole, sets the containing seat being engaged with base shape to be used to accommodate base in rectangular recess, and
The threaded post that is engaged with tapped blind hole is set on base top for being arranged on base is detachable in tapped blind hole.
Embodiment 3：
As shown in Figure 5 and Figure 6, it is with the difference of embodiment 2：The left and right ends face of fender body 1 is respectively provided with
Link 24, the link 24 is interior to be set across shoulder belt 25.
The top of fender body 1 and the rotation setting keyboard cover 26 above the key 2.
The corner of the lower surface of bottom 5 sets cushion block 27.
In the embodiment, for the ease of carrying, link is provided with fender body left and right ends face, and in link
It is provided with brace.In addition, in order to avoid damaging key under non-working condition and avoiding on dust falls, on fender body
Portion and rotate above the key and be provided with keyboard cover.In addition, in order to which smoothly this piano teaching device is placed on
On ground, the corner location in bottom lower surface is provided with cushion block.
Finally illustrate, above example only to illustrate the technical solution of the utility model and unrestricted, this area
Other modifications or equivalent substitution that those of ordinary skill is made to the technical solution of the utility model, without departing from this practicality
The spirit and scope of new technique scheme, it all should cover among right of the present utility model.
Claims (6)
1. a kind of portable electric piano teaching device, including fender body, the fender body upper part sets key, and it is special
Sign is：The fender body bottom surface sets rectangular recess, and rectangular recess front and rear sides side bottom is opened along its length
Provided with dovetail groove, the fender body bottom portion sets bottom, and the bottom top sets the swallow being engaged with the dovetail groove
Tail tenon；
Supporting mechanism is set in the rectangular recess, and the supporting mechanism includes being rotatably arranged on the rectangular recess left and right ends
Horizontal rotating shaft, be arranged on the front leg strut of the horizontal rotating shaft lower front side and be arranged on the horizontal rotating shaft lower rearward side
Rear support leg, the front leg strut and the rear support leg are Telescopic leg；
Supporting leg seat of the lower surface with deep-slotted chip breaker is set to be used to place the front leg strut or the rear support leg at the top of the rectangular recess,
Briquetting of the upper surface with deep-slotted chip breaker that the bottom upper surface is engaged with the supporting leg seat is used for the front leg strut or described
Rear support leg is pressed in the deep-slotted chip breaker on the supporting leg seat；
Rectangle deep gouge is set on rear side of the fender body upper part, and the rectangle deep gouge rear end face is inclined plane, and the rectangle sinks
Set qin to compose plate by axis of rotation in groove, torque spring is set in the rotating shaft, the qin composes symmetrical setting on plate
There is clip, the qin spectrum plate is fixed tightly in the rectangle deep gouge by the way that trip bolt is detachable.
A kind of 2. portable electric piano teaching device according to claim 1, it is characterised in that：In the middle part of the rectangular recess
Projection is set, hole is threaded on the projection, the bottom is fixed on described by the screw being arranged in the screwed hole
On projection.
A kind of 3. portable electric piano teaching device according to claim 1, it is characterised in that：The front leg strut and described
Rear support leg free end face is respectively provided with tapped blind hole, sets the containing seat being engaged with base shape to be used to hold in the rectangular recess
Receive the base, the base top sets the threaded post being engaged with the tapped blind hole for the base is detachable
It is arranged in the tapped blind hole.
A kind of 4. portable electric piano teaching device according to claim 1, it is characterised in that：The fender body is left
Right both ends of the surface are respectively provided with link, are set in the link across shoulder belt.
A kind of 5. portable electric piano teaching device according to claim 1, it is characterised in that：On the fender body
Portion and the rotation setting keyboard cover above the key.
A kind of 6. portable electric piano teaching device according to claim 1, it is characterised in that：The bottom lower surface
Corner sets cushion block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720704801.5U CN206806013U (en) | 2017-06-16 | 2017-06-16 | A kind of portable electric piano teaching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720704801.5U CN206806013U (en) | 2017-06-16 | 2017-06-16 | A kind of portable electric piano teaching device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206806013U true CN206806013U (en) | 2017-12-26 |
Family
ID=60747286
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720704801.5U Expired - Fee Related CN206806013U (en) | 2017-06-16 | 2017-06-16 | A kind of portable electric piano teaching device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206806013U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112185213A (en) * | 2019-07-02 | 2021-01-05 | 武天斌 | Music learning board |
-
2017
- 2017-06-16 CN CN201720704801.5U patent/CN206806013U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112185213A (en) * | 2019-07-02 | 2021-01-05 | 武天斌 | Music learning board |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171226 Termination date: 20180616 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |