CN113362679A - Music score recognition board for music basic theory - Google Patents
Music score recognition board for music basic theory Download PDFInfo
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- CN113362679A CN113362679A CN202110698299.2A CN202110698299A CN113362679A CN 113362679 A CN113362679 A CN 113362679A CN 202110698299 A CN202110698299 A CN 202110698299A CN 113362679 A CN113362679 A CN 113362679A
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- block
- connecting rod
- piano
- projection
- note
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B15/00—Teaching music
- G09B15/02—Boards or like means for providing an indication of notes
- G09B15/023—Electrically operated
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B15/00—Teaching music
- G09B15/08—Practice keyboards
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/02—Electrically-operated educational appliances with visual presentation of the material to be studied, e.g. using film strip
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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- Engineering & Computer Science (AREA)
- Business, Economics & Management (AREA)
- Physics & Mathematics (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Multimedia (AREA)
- Electrophonic Musical Instruments (AREA)
- Auxiliary Devices For Music (AREA)
Abstract
The invention provides a music score recognition board for music basic theory, which comprises a board body with a hollow structure, a piano simulation keyboard, a plurality of note projection components and a projection board, wherein the piano simulation keyboard comprises a plurality of keys; each note projection part respectively with each button one-to-one, wherein the upper end of the block of each note projection part all establishes to hollow structure, and the preceding lateral wall of the upper end of block establishes to printing opacity glass, is equipped with the note symbol that corresponds on the printing opacity glass, is equipped with the LED projection lamp in the hollow structure of block, and the lower extreme of block is articulated mutually with the right-hand member of connecting rod, and the left end of connecting rod is articulated mutually with corresponding button, is equipped with the fulcrum below the connecting rod. According to the invention, after the keys on the piano analog keyboard are pressed, the corresponding note projection components are upwards popped up through the linkage of the connecting rods, and meanwhile, the LED projection lamps are electrified, so that the corresponding notes are projected onto the projection plate arranged on the plate body, and the connection between the piano learners and the corresponding notes is deepened.
Description
Technical Field
The invention relates to the technical field of music equipment, in particular to a music score recognition board for a music basic theory.
Background
When a piano is studied, the musical note symbols need to be studied by tools such as a music score recognition board. The piano score is commonly recorded by staff notation, which is a common notation method in the world. The musical notes and other marks of different duration are marked on five parallel lines at equal intervals to record music. However, the present piano music score reading board is usually a single staff and each note thereof, and is difficult to be matched with the piano keys during learning, so that a learner can not conveniently press a piano key to be quickly connected with the corresponding note, and the prior art has some devices for simulating the piano keys to display corresponding note symbols, but the prior art has complex structure and high cost, and needs a special control system and a display screen.
Disclosure of Invention
The invention aims to overcome the problems in the prior art and provide a music score recognition board for music basic theory, which enables corresponding note projection parts to pop up a board body upwards through linkage of a connecting rod after keys on a piano simulation keyboard are pressed, and enables LED projection lamps in the note projection parts to be powered on at the same time, so that notes corresponding to the keys are projected on a projection board arranged on the board body, and the perceptual knowledge that a piano learner learns by connecting the piano keys and the corresponding notes is deepened.
The technical scheme of the invention is as follows: the utility model provides a music score recognition board is used to music basic theory, includes that inside is hollow structure's plate body, still includes:
the piano simulation keyboard comprises a plurality of keys, wherein each key corresponds to a note corresponding to an actual piano key, and the keys are arranged in the actual piano key sequence and arranged at one end of a plate body;
the piano simulation keyboard comprises a plurality of note projection components, a plurality of keyboard control components and a plurality of keyboard control components, wherein each note projection component corresponds to each key of the piano simulation keyboard one by one, each note projection component comprises a block body, each block body is arranged in a guide cylinder and can slide along the longitudinal direction of the corresponding guide cylinder, each guide cylinder is arranged in the plate body along the thickness direction of the plate body, and the upper end of each block body can extend out of the upper port of the guide cylinder when the block body in the guide cylinder slides upwards along the guide cylinder; the upper end of each block body is arranged to be a hollow structure, the front side wall of the upper end of each block body is arranged to be light-transmitting glass, corresponding note symbols are arranged on the light-transmitting glass, an LED projection lamp is arranged in the hollow structure of each block body and is electrically connected with the first electrode, the lower end of each block body is hinged to the right end of the connecting rod, the left end of each connecting rod penetrates through a longitudinal slot formed in the side wall of the guide cylinder where the corresponding block body is located, the left end of each connecting rod is hinged to the front end of the corresponding key, each connecting rod is provided with a supporting seat, and the upper end of each supporting seat is provided with a fulcrum which is in contact with the corresponding connecting rod; when the upper end of the block body extends out of the guide cylinder, the first electrode is in contact with the second electrode, and the second electrode is electrically connected with the power supply module in the plate body;
the projection plate is in a long strip shape, is perpendicular to the plate body and is arranged on the edge of the plate body in front of the piano simulation keyboard and used for receiving light emitted by the LED projection lamps, and therefore corresponding note symbols are displayed on the projection plate.
The quantity of above-mentioned second electrode is the same and the one-to-one with the quantity of block, and each second electrode all establishes to elastic contact head structure, and all locates on a cylinder, and the one side that the block that corresponds was equipped with first electrode is located respectively to each cylinder, and when the plate body was stretched out to the block upper end that corresponds, the second electrode can with under the effect of elastic force with the block lateral wall on first electrode contact.
Above-mentioned first electrode includes first positive pole and first negative pole, and first positive pole and first negative pole are connected with the anodal and the negative pole electricity of the LED projection lamp that corresponds respectively, and the second electrode includes second positive pole and second negative pole, and the elastic contact head structure is all established to second positive pole and second negative pole, and second positive pole and second negative pole all correspond with power module's positive pole and negative pole and are connected, when the plate body is stretched out to the upper end of block, first positive pole contacts with the second positive pole, and first negative pole and second negative pole contact.
The connecting rod is a telescopic rod and is used for automatically adjusting the length of the connecting rod in adaptability when the connecting rod rotates along the fulcrum.
The key comprises a first spring arranged below the key; the lower end of the block body is connected with the lower end of the guide cylinder through a second spring.
The LED projection lamp also comprises a reflecting cover which reflects the light emitted by the LED projection lamp to the front transparent glass.
The invention has the beneficial effects that: the invention provides a music score recognition board for music basic theory, which enables a corresponding note projection part to pop up a board body through linkage of a connecting rod after keys on a piano simulation keyboard are pressed, and simultaneously enables an LED projection lamp in the note projection part to be powered on, so that notes corresponding to the keys are projected on a projection board arranged on the board body, and the perceptual knowledge that a piano learner learns by connecting the piano keys and the corresponding notes is deepened. The piano keyboard provided by the invention has the advantages of simple structure and high working reliability, and the aim of learning the piano keys corresponding to corresponding notes can be conveniently realized without a complex electric control system and a display system.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic side view of the linkage structure of the keys and the corresponding note projection components of the present invention.
Detailed Description
An embodiment of the present invention will be described in detail below with reference to the accompanying drawings, but it should be understood that the scope of the present invention is not limited to the embodiment.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing technical solutions of the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-2, an embodiment of the present invention provides a music basic theory spectrum reading board, including a board body 1 with a hollow structure inside, and further including: the piano simulation keyboard comprises a piano simulation keyboard, a plurality of note projection components, a projection plate 5 and the like, wherein the piano simulation keyboard comprises a plurality of keys 2, each key corresponds to a note corresponding to an actual piano key, and the keys 2 are arranged at one end of a plate body 1 according to the actual piano key sequence; each note projection component corresponds to each key 2 of the piano simulation keyboard one by one and is arranged in front of the corresponding key 2, wherein each note projection component comprises a block 4, each block 4 is arranged in a guide cylinder 3 and is in sliding connection with the guide cylinder 3, each block 4 can slide along the longitudinal direction of the corresponding guide cylinder 3, each guide cylinder 3 is arranged in the plate body 1 along the thickness direction of the plate body 1, the upper port of the guide cylinder 3 is positioned on the upper surface of the plate body 1 and is communicated with the outside, and the upper end of the block 4 can extend out of the upper port of the guide cylinder 3 when the block 4 in the guide cylinder 3 slides upwards along the guide cylinder 3; the upper end of each block 4 is of a hollow structure, the front side wall of the upper end of each block 4 is provided with light-transmitting glass 15, corresponding note symbols are arranged on the light-transmitting glass 15, an LED projection lamp 6 is arranged in the hollow structure of each block 4, the LED projection lamp 6 is electrically connected with a first electrode, the first electrode is arranged on the side wall of the upper end of each block 4, the lower end of each block 4 is hinged with the right end of a connecting rod 7, the left end of each connecting rod 7 penetrates through a longitudinal slot 3-1 formed in the side wall of a guide cylinder 3 where the block 4 is located, the left end of each connecting rod 7 is hinged with the front end of a corresponding key 2, each connecting rod 7 is provided with a supporting seat 8, and the upper end of each supporting seat 8 is provided with a fulcrum which is contacted with the corresponding connecting rod 7; when the upper end of the block 4 extends out of the guide cylinder 3, the first electrode on the side wall of the upper end of the block 4 is in contact with the second electrode, the second electrode is electrically connected with the power module 14 in the plate body 1, and the power module 14 supplies power to the LED projection lamp 6 through the second electrode and the first electrode, so that the LED projection lamp 6 emits light 9, and the emitted light 9 is transmitted out from the light-transmitting glass 15 at the upper end of the block 4; the projection plate 5 is in a long strip shape, is perpendicular to the plate body 1 and is arranged on the edge of the plate body 1 in front of the piano simulation keyboard, and is used for receiving light emitted by each LED projection lamp 6, so that corresponding note symbols are displayed on the projection plate 5. In the embodiment, after the keys on the piano analog keyboard are pressed, the corresponding note projection part is upwards popped up from the plate body through the linkage of the connecting rod, and meanwhile, the LED projection lamp in the note projection part is powered on, so that the notes corresponding to the keys are projected on the projection plate arranged on the plate body, and the perceptual knowledge that a piano learner learns by connecting the piano keys and the corresponding notes is deepened. The piano keyboard provided by the invention has the advantages of simple structure and high working reliability, and the aim of learning the piano keys corresponding to corresponding notes can be conveniently realized without a complex electric control system and a display system.
Furthermore, the quantity of second electrode is the same and the one-to-one with the quantity of block 4, and each second electrode all establishes to elastic contact head structure, and all locates on a cylinder 10, and each cylinder 10 is located the one side that corresponding block 4 was equipped with first electrode respectively, and when the block 4 upper end that corresponds stretched out plate body 1, the second electrode can with under the effect of elastic force with block 4 lateral wall on first electrode contact. The first electrode comprises a first positive electrode 11 and a first negative electrode 12, the first positive electrode 11 and the first negative electrode 12 are respectively electrically connected with a positive electrode and a negative electrode of the corresponding LED projection lamp 6, the second electrode comprises a second positive electrode and a second negative electrode, the second positive electrode and the second negative electrode are respectively arranged into an elastic contact head structure, the second positive electrode and the second negative electrode are respectively electrically connected with a positive electrode and a negative electrode of the power module 14, when the upper end of the block 4 extends out of the plate body 1, the first positive electrode 11 is in contact with the second positive electrode, and the first negative electrode 12 is in contact with the second negative electrode.
Further, the connecting rod 7 is a telescopic rod and is used for adaptively and automatically adjusting the length of the connecting rod 7 when the connecting rod 7 rotates along the fulcrum.
Further, the key 2 comprises a first spring 2-1 arranged below the key 2, so that the key 2 can be automatically reset when not pressed; the lower end of the block 4 is connected with the lower end of the guide cylinder 3 through a second spring 13, and the second spring 13 can realize the function that the connecting rod 7 can automatically reset the block 4 when upward force is not applied to the block 4.
Furthermore, the LED projection lamp 6 further includes a reflector 16 for reflecting the light 9 emitted from the LED projection lamp 6 to the front transparent glass 15, and the light energy of the LED lamp can be utilized to the maximum extent by the reflector 16, so as to realize the note symbol projection more clearly.
In summary, the invention provides a music score recognition board for music basic theory, after pressing keys on a piano analog keyboard, the corresponding note projection component is upwards popped up from a board body through linkage of a connecting rod, and meanwhile, an LED projection lamp in the note projection component is powered on, so that notes corresponding to the keys are projected on a projection board arranged on the board body, and the perceptual knowledge that a piano learner learns by connecting the piano keys and the corresponding notes is deepened. The piano keyboard provided by the invention has the advantages of simple structure and high working reliability, and the aim of learning the piano keys corresponding to corresponding notes can be conveniently realized without a complex electric control system and a display system.
The above disclosure is only for a few specific embodiments of the present invention, however, the present invention is not limited to the above embodiments, and any variations that can be made by those skilled in the art are intended to fall within the scope of the present invention.
Claims (6)
1. The utility model provides a music basic theory is with recognizing register for easy reference board, includes that inside is hollow structure's plate body (1), its characterized in that still includes:
the piano simulation keyboard comprises a plurality of keys (2), wherein each key corresponds to a note corresponding to an actual piano key, and the keys (2) are arranged in the actual piano key sequence and arranged at one end of a plate body (1);
the piano simulation keyboard comprises a plurality of note projection components, wherein each note projection component corresponds to each key (2) of a piano simulation keyboard one by one, each note projection component comprises a block body (4), each block body (4) is arranged in a guide cylinder (3) and can slide along the longitudinal direction of the corresponding guide cylinder (3), each guide cylinder (3) is arranged in a plate body (1) along the thickness direction of the plate body (1), and the upper end of each block body (4) can extend out of the upper port of the guide cylinder (3) when the block body (4) in the guide cylinder (3) slides upwards along the guide cylinder (3); the upper end of each block (4) is of a hollow structure, the front side wall of the upper end of each block (4) is provided with light-transmitting glass (15), corresponding note symbols are arranged on the light-transmitting glass (15), an LED projection lamp (6) is arranged in the hollow structure of each block (4), the LED projection lamp (6) is electrically connected with a first electrode, the lower end of each block (4) is hinged with the right end of a connecting rod (7), the left end of each connecting rod (7) penetrates through a longitudinal slot (3-1) formed in the side wall of a guide cylinder (3) where the block (4) is located, the left end of each connecting rod (7) is hinged with the front end of a corresponding key (2), a supporting seat (8) is arranged on each connecting rod (7), and the upper end of each supporting seat (8) is provided with a fulcrum which is contacted with the corresponding connecting rod (7); when the upper end of the block body (4) extends out of the guide cylinder (3), the first electrode is in contact with the second electrode, and the second electrode is electrically connected with a power module (14) in the plate body (1);
and the projection plate (5) is vertically arranged on the plate body (1) in front of the piano simulation keyboard and is used for receiving light emitted by each LED projection lamp (6) so as to display corresponding note symbols on the projection plate (5).
2. The music basic theory used spectrum reading plate according to claim 1, wherein the number of the second electrodes is the same as the number of the blocks (4) and corresponds to one another, each second electrode is provided with an elastic contact head structure and is arranged on a column (10), each column (10) is arranged on one side of the corresponding block (4) provided with the first electrode, and when the upper end of the corresponding block (4) extends out of the plate body (1), the second electrodes contact with the first electrodes on the side walls of the block (4) under the action of elastic force.
3. The music basic theory uses and knows the table board according to claim 2, characterized by, the first electrode includes first positive pole (11) and first negative pole (12), first positive pole (11) and first negative pole (12) are connected with the positive pole and the negative pole electricity of corresponding LED projecting lamp (6) respectively, the second electrode includes second positive pole and second negative pole, second positive pole and second negative pole all are set as elastic contact head structure, second positive pole and second negative pole all correspond with the positive pole and the negative pole of power module (14) and are connected electrically, when the upper end of block (4) stretches out plate body (1), first positive pole (11) contacts with the second positive pole, first negative pole (12) and second negative pole contact.
4. The music basic theory used spectrum reading plate as claimed in claim 1, wherein the connecting rod (7) is a telescopic rod for automatically adjusting the length of the connecting rod (7) adaptively when the connecting rod (7) rotates along the fulcrum.
5. The music basic theory of claim 1, wherein the key (2) comprises a first spring (2-1) arranged below the key; the lower end of the block body (4) is connected with the lower end of the guide cylinder (3) through a second spring (13).
6. The music basic theory knowledge board of claim 1, wherein the LED projection lamp (6) further comprises a reflector (16) for reflecting the light (9) emitted by the LED projection lamp (6) to the front transparent glass (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110698299.2A CN113362679B (en) | 2021-06-23 | 2021-06-23 | Music basis theory is with understanding spectral plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110698299.2A CN113362679B (en) | 2021-06-23 | 2021-06-23 | Music basis theory is with understanding spectral plate |
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| Publication Number | Publication Date |
|---|---|
| CN113362679A true CN113362679A (en) | 2021-09-07 |
| CN113362679B CN113362679B (en) | 2023-05-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110698299.2A Active CN113362679B (en) | 2021-06-23 | 2021-06-23 | Music basis theory is with understanding spectral plate |
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|---|---|---|---|---|
| US20070089589A1 (en) * | 2005-10-20 | 2007-04-26 | The Cristofori Baby Company Llc | System and method of teaching musical notes |
| JP2007171353A (en) * | 2005-12-20 | 2007-07-05 | Hirofumi Kani | Musical performance guiding device |
| JP2010210981A (en) * | 2009-03-11 | 2010-09-24 | Yuto Kamioka | Display device for practice accessory of keyboard instrument |
| CN103150940A (en) * | 2013-03-17 | 2013-06-12 | 浙江大学 | Teaching system and teaching method of keyboard type musical instrument |
| CN205594300U (en) * | 2016-05-13 | 2016-09-21 | 余思宇 | Virtual piano projection arrangement |
| CN205751482U (en) * | 2016-06-29 | 2016-11-30 | 许昌学院 | Intelligent tutoring piano |
| DE102016002445A1 (en) * | 2016-02-29 | 2017-08-31 | Oliver Schrank | Display device for operating a button of an instrument or device |
| CN109036336A (en) * | 2018-04-02 | 2018-12-18 | 上海智凌信息技术有限公司 | A kind of spliced piano |
| KR102147452B1 (en) * | 2019-03-19 | 2020-08-24 | 주식회사 동광 | Motion Detection Projector |
| CN212567485U (en) * | 2020-08-07 | 2021-02-19 | 深圳市新蓝盛科技有限公司 | A quantity inspection tool for PCB connector needle |
| CN212990363U (en) * | 2020-10-16 | 2021-04-16 | 杨道会 | Language mode presentation device for Chinese teaching |
| CN112991871A (en) * | 2021-03-01 | 2021-06-18 | 平顶山学院 | Projection type violin fingering training device |
-
2021
- 2021-06-23 CN CN202110698299.2A patent/CN113362679B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070089589A1 (en) * | 2005-10-20 | 2007-04-26 | The Cristofori Baby Company Llc | System and method of teaching musical notes |
| JP2007171353A (en) * | 2005-12-20 | 2007-07-05 | Hirofumi Kani | Musical performance guiding device |
| JP2010210981A (en) * | 2009-03-11 | 2010-09-24 | Yuto Kamioka | Display device for practice accessory of keyboard instrument |
| CN103150940A (en) * | 2013-03-17 | 2013-06-12 | 浙江大学 | Teaching system and teaching method of keyboard type musical instrument |
| DE102016002445A1 (en) * | 2016-02-29 | 2017-08-31 | Oliver Schrank | Display device for operating a button of an instrument or device |
| CN205594300U (en) * | 2016-05-13 | 2016-09-21 | 余思宇 | Virtual piano projection arrangement |
| CN205751482U (en) * | 2016-06-29 | 2016-11-30 | 许昌学院 | Intelligent tutoring piano |
| CN109036336A (en) * | 2018-04-02 | 2018-12-18 | 上海智凌信息技术有限公司 | A kind of spliced piano |
| KR102147452B1 (en) * | 2019-03-19 | 2020-08-24 | 주식회사 동광 | Motion Detection Projector |
| CN212567485U (en) * | 2020-08-07 | 2021-02-19 | 深圳市新蓝盛科技有限公司 | A quantity inspection tool for PCB connector needle |
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| CN112991871A (en) * | 2021-03-01 | 2021-06-18 | 平顶山学院 | Projection type violin fingering training device |
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| CN113362679B (en) | 2023-05-12 |
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