CN113160621A - Piano teaching explanation show shelf - Google Patents
Piano teaching explanation show shelf Download PDFInfo
- Publication number
- CN113160621A CN113160621A CN202110469017.1A CN202110469017A CN113160621A CN 113160621 A CN113160621 A CN 113160621A CN 202110469017 A CN202110469017 A CN 202110469017A CN 113160621 A CN113160621 A CN 113160621A
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- China
- Prior art keywords
- base
- display board
- side wall
- display
- connecting assembly
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Classifications
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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
- 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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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B97/00—Furniture or accessories for furniture, not provided for in other groups of this subclass
- A47B97/04—Easels or stands for blackboards or the like
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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
Abstract
The invention discloses a piano teaching explanation showing stand, which relates to the teaching field, and comprises a base, a video player and: the first display board and the second display board are movably arranged on the base, the video player is fixedly arranged on the base, and the first display board and the second display board are used for protecting the video player and assisting in teaching explanation of the piano; the piano teaching device comprises a base, a connecting driving mechanism, an upper end connecting assembly and a lower end connecting assembly, wherein the base is provided with a connecting driving mechanism, the connecting driving mechanism is arranged on the base and comprises the upper end connecting assembly and the lower end connecting assembly, two end parts of a first display board and a second display board are respectively connected with the upper end connecting assembly and the lower end connecting assembly, and the upper end connecting assembly is used for connecting the first display board and the second display board.
Description
Technical Field
The invention relates to the field of teaching, in particular to a piano teaching explanation showing stand.
Background
Modern pianos have wide range of pitch, changeable timbre and extremely outstanding expressive force, can be used as solo, ensemble and accompaniment musical instruments, and are one of essential basic musical instruments in music creation and auditory training, so the pianos are also called 'king of musical instruments', more and more people learning the pianos now often need to use a piano teaching display stand to assist the piano teaching and guiding work in the piano teaching process.
The present piano teaching explanation show shelf structural style is single, and teaching show area finite space occupies greatly simultaneously and can not carry out effectual protection of accomodating to relevant teaching article.
Disclosure of Invention
The invention aims to provide a piano teaching explanation showing stand, which aims to solve the problems that the existing piano teaching explanation showing stand is single in structural form, limited in teaching showing area and large in occupied space, and related teaching articles cannot be effectively stored and protected.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a piano teaching explanation show shelf, includes base and video player, still includes:
the first display board and the second display board are movably mounted on the base, the video player is fixedly mounted on the base, and the first display board and the second display board are used for protecting the video player and assisting in teaching and explaining of the piano;
the connecting and driving mechanism is arranged on the base and comprises an upper end connecting assembly and a lower end connecting assembly, two end parts of the first display board and the second display board are respectively connected with the upper end connecting assembly and the lower end connecting assembly, the upper end connecting assembly is used for connecting the first display board and the second display board, and the first display board connected with the second display board is driven to slide on the base in a reciprocating manner when the second display board moves on the base;
the receiving mechanism is movably mounted on the base and comprises a receiving box, the side wall of the receiving box is connected with one end of the first display board and one end of the second display board through a lower end connecting assembly, the receiving mechanism is used for collecting piano teaching tools in a centralized mode, and the lower end connecting assembly is used for driving the receiving box to move on the base when the second display board slides on the base.
On the basis of the technical scheme, the invention also provides the following optional technical scheme:
in one alternative: be provided with fixed connection's installation fixed plate with it on the base, video player fixed mounting just on installation fixed plate lateral wall a show board and No. two equal slidable mounting of show board are on the installation fixed plate lateral wall, upper end coupling assembling movable mounting just on the installation fixed plate lateral wall a show board and No. two a tip lateral wall that the base was kept away from to the show board with upper end coupling assembling is connected.
In one alternative: upper end coupling assembling includes respectively fixed mounting upper end sliding member on show board and No. two show board lateral walls and drives two upper end sliding member syntropy and reverse gliding upper end connecting element on the base simultaneously, be provided with fixed connection's a fixed direction key and two with it on the installation fixed plate lateral wall upper end sliding member is sliding mounting respectively on a fixed direction key, two the upper end sliding member lateral wall all is connected with upper end connecting element.
In one alternative: the upper end connecting element is arranged on the side wall of the installation fixing plate and comprises a gear which is rotatably arranged on the side wall of the installation fixing plate, a second rack fixedly connected with an upper end sliding member is arranged on the side wall of the upper end sliding member on the first display plate, a connecting plate fixedly connected with the second rack is arranged on the side wall of the upper end sliding member on the second display plate, a first rack fixedly connected with the connecting plate is arranged on the side wall of the connecting plate, and the first rack and the second rack are all connected with the gear in a meshed mode.
In one alternative: the base is provided with a cavity, the containing box is slidably mounted on the inner side wall of the cavity, the side wall of the containing box is provided with a fixing protrusion fixedly connected with the side wall of the containing box, and the fixing protrusion is connected with the lower end connecting assembly.
In one alternative: lower extreme coupling assembling includes lower extreme sliding member and drive on show board and No. two show board lateral walls of fixed mounting respectively the gliding lower extreme connecting element of containing box on the gyro wheel inside wall, a lower extreme connecting element one end with fixed protruding rotation is connected and another tip of lower extreme connecting element with lower extreme sliding member is connected.
In one alternative: the lower extreme connecting element includes that fixed mounting is on the lower extreme sliding member drive axis body and rotate and install No. three connecting rods on fixed arch, be provided with the connecting rod of being connected with it rotation on the lower tip of drive axis body, be provided with fixed connection's fixed axis body with it on the inboard lateral wall of cavity, be provided with the rotation connecting rod of being connected with it rotation on the fixed axis body and rotate a tip and a connecting rod tip of connecting rod and rotate and be connected, be provided with the connecting rod of being connected with it rotation on another tip of rotation connecting rod, the lower tip and a connecting rod tip of No. three connecting rods of No. two connecting rods rotate and be connected.
In one alternative: the bottom end face of the base is provided with two fixing frames fixedly connected with the base, a reinforcing rod is arranged between the two fixing frames, and the lower end parts of the two fixing frames are provided with a plurality of universal wheels used for moving the whole device.
Compared with the prior art, the invention has the following beneficial effects:
when the teaching demonstration of the piano is carried out, a teacher can drive the first demonstration board and the second demonstration board to be unfolded towards two sides simultaneously by pulling the second demonstration board by hand, the teacher can carry out the video teaching demonstration by the video player arranged on the base and can write and explain on the first demonstration board and the second demonstration board simultaneously, so that the teaching demonstration forms of the piano are richer, meanwhile, when the + display and the + display are unfolded, the accommodating mechanism is driven to slide out of the base, so that the teacher can conveniently take teaching tools, the first demonstration board and the second demonstration board can be closed in the same direction after the teaching is finished, finally, the two side walls of the first demonstration board and the two demonstration boards are contacted and protect and accommodate the video players on the sides of the first demonstration board and the second demonstration boards, and meanwhile, the lower end connecting component drives the accommodating box to slide towards the inside of the base, the teaching aid of containing box inside is prevented dust and is accomodate.
The piano teaching device has the advantages that the piano teaching modes are richer, the use area of piano teaching can be effectively expanded, and teaching tools can be effectively stored and protected.
Drawings
Fig. 1 is an overall schematic view of an embodiment of the present invention.
Fig. 2 is an enlarged schematic view of the point B in an embodiment of the present invention.
Fig. 3 is an enlarged schematic view of a point a in an embodiment of the present invention.
FIG. 4 is a schematic cross-sectional view A-A of an embodiment of the present invention.
Fig. 5 is an enlarged schematic view of the point C in an embodiment of the present invention.
FIG. 6 is a schematic view of a first display board according to an embodiment of the present invention.
Notations for reference numerals: base 1, installation fixed plate 2, show board 3, show board 4 No. two, video player 5, upper end sliding member 6, lower extreme sliding member 7, fixed guide key 8 No. one, connecting plate 9, rack 10 No. one, gear 11, No. two racks 12, No. two fixed guide key 13, connecting rod 14 No. one, containing box 15, rotation connecting rod 16, connecting rod 17 No. two, connecting rod 18 No. three, fixed arch 19, slide guide 20, fixed axis body 21, gyro wheel 22, cavity 23, mount 24, universal wheel 25, stiffener 26, handle 28, audio amplifier 29, drive axis body 30, slide guide 31.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments; in the drawings or the description, the same reference numerals are used for similar or identical parts, and the shape, thickness or height of each part may be enlarged or reduced in practical use. The examples are given solely for the purpose of illustration and are not intended to limit the scope of the invention. Any obvious modifications or variations can be made to the present invention without departing from the spirit or scope of the present invention.
In one embodiment, as shown in fig. 1, the video player includes a base 1 and a video player 5, and further includes:
the first display board 3 and the second display board 4 are movably mounted on the base 1, the video player 5 is fixedly mounted on the base 1, and the first display board 3 and the second display board 4 are used for protecting the video player 5 and assisting piano teaching explanation;
the connecting and driving mechanism is arranged on the base 1 and comprises an upper end connecting assembly and a lower end connecting assembly, two end parts of the first display board 3 and the second display board 4 are respectively connected with the upper end connecting assembly and the lower end connecting assembly, the upper end connecting assembly is used for connecting the first display board 3 and the second display board 4, and the first display board 3 connected with the second display board 4 is driven to slide on the base 1 in a reciprocating manner when the second display board 4 moves on the base 1;
the storage mechanism is movably mounted on the base 1 and comprises a storage box 15, the side wall of the storage box 15 is connected with one end of the first display board 3 and one end of the second display board 4 through a lower end connecting assembly, the storage mechanism is used for intensively storing piano teaching tools, and the lower end connecting assembly is used for driving the storage box 15 to move on the base 1 when the second display board 4 slides on the base 1;
firstly, teaching appliances needed by piano teaching can be placed in a containing box 15 for storage, when the piano teaching explanation exhibition is carried out, a teacher can slide on a base 1 by pulling a second display board 4 by hand, when the second display board 4 slides on the base 1, a first display board 3 connected with the second display board 4 is driven by an upper end connecting component to slide on the base 1 in a direction far away from the second display board 4, at the moment, the first display board 3 and the second display board 4 are unfolded towards two sides on the base 1 at the same time, the teacher can carry out video teaching explanation on the first display board 3 and the second display board 4 by a video player 5 arranged on the base 1 at the moment, and can write and explain on the first display board 3 and the second display board 4, when the second display board 4 and the first display board 3 are unfolded towards two sides at the moment, the first display board 3 and the second display board 4 drive the containing box 15 to slide out on the base 1 by a lower end connecting component, the teacher can more conveniently use the teaching aid in the containing box 15, after teaching and explanation are completed, the teacher can push the second display board 4 to slide on the base 1 in the direction of the first display board 3, at this time, the first display board 3 and the second display board 4 move in the same direction, finally, two side walls of the first display board 3 and the second display board 4 are in contact with each other and carry out protective containing on a video player 5 on the side of the first display board 3 and the second display board 4, meanwhile, the containing box 15 is driven to slide towards the inside of the base 1 through the lower end connecting component when the first display board 3 and the second display board 4 move, the teaching aid in the containing box 15 is contained in a dustproof manner, as an embodiment, the left, right, upper and lower positions and the lower positions of all parts given in the attached drawings are only an arrangement mode, and the specific positions are set according to specific needs;
in one embodiment, as shown in fig. 1, a mounting and fixing plate 2 is fixedly connected to the base 1, the video player 5 is fixedly mounted on a side wall of the mounting and fixing plate 2, the first display plate 3 and the second display plate 4 are both slidably mounted on a side wall of the mounting and fixing plate 2, the upper end connecting assembly is movably mounted on a side wall of the mounting and fixing plate 2, and an end side wall of the first display plate 3 and the second display plate 4 away from the base 1 is connected to the upper end connecting assembly;
in one embodiment, as shown in fig. 1, the upper end connecting assembly includes an upper end sliding member 6 fixedly mounted on the side walls of the first display board 3 and the second display board 4, respectively, and an upper end connecting element for driving the two upper end sliding members 6 to simultaneously slide on the base 1 in the same direction and in the opposite direction, a first fixed guide key 8 fixedly connected with the side wall of the mounting and fixing plate 2 is provided on the side wall of the mounting and fixing plate, and the two upper end sliding members 6 are respectively slidably mounted on the first fixed guide key 8, and the side walls of the two upper end sliding members 6 are both connected with the upper end connecting element;
in one embodiment, as shown in fig. 1, the upper connecting element comprises a gear 11 rotatably mounted on the side wall of the mounting fixing plate 2, a second rack 12 fixedly connected with the upper sliding member 6 is arranged on the side wall of the upper sliding member 6 on the first display plate 3, a connecting plate 9 fixedly connected with the connecting plate 9 is arranged on the side wall of the upper sliding member 6 on the second display plate 4, a first rack 10 fixedly connected with the connecting plate 9 is arranged on the side wall of the connecting plate 9, and the first rack 10 and the second rack 12 are both engaged with the gear 11;
can be to keeping away from No. 3 directions pulling No. two show boards 4 of show board when the instructor carries out piano teaching explanation, the upper end sliding member 6 of No. two show board 4 tip will slide on a fixed guide key 8, No. 10 of a rack will drive the gear 11 rotation of meshing with it at this time, gear 11 will drive No. 3 of show board through No. two racks 12 of meshing with it and slide to keeping away from No. two show board 4 directions on installation fixed plate 2 during the pivoted, the instructor can carry out video teaching explanation simultaneously through the video player 5 that sets up on base 1 and can write the explanation on No. 3 of show board and No. two show boards 4, the instructor can promote No. 4 of show board to a show board 3 direction and slide on base 1 after the teaching explanation is accomplished, No. 3 of a show board and No. two show boards 4 will move simultaneously and finally show board 3 and No. two show board 4 both sides wall contact and protect its video player 5 of side and carry out the protection Accommodating;
in one embodiment, as shown in fig. 3 and 4, a cavity 23 is formed on the base 1, the containing box 15 is slidably mounted on the inner side wall of the cavity 23, a fixing protrusion 19 fixedly connected with the side wall of the containing box 15 is formed on the side wall of the containing box 15, and the fixing protrusion 19 is connected with the lower end connecting assembly;
in one embodiment, as shown in fig. 3 and 4, the lower end connecting assembly includes a lower end sliding member 7 fixedly mounted on the side walls of the first display board 3 and the second display board 4, respectively, and a lower end connecting element driving the containing box 15 to slide on the inner side walls of the rollers 22, one end of the lower end connecting element is rotatably connected to the fixing protrusion 19, and the other end of the lower end connecting element is connected to the lower end sliding member 7;
in one embodiment, as shown in fig. 4, the lower end connecting element comprises a driving shaft body 30 fixedly mounted on the lower end sliding member 7 and a third connecting rod 18 rotatably mounted on a fixed protrusion 19, a first connecting rod 14 rotatably connected with the driving shaft body 30 is arranged on the lower end portion of the driving shaft body 30, a fixed shaft body 21 fixedly connected with the cavity 23 is arranged on the inner side wall of the cavity 23, a rotating connecting rod 16 rotatably connected with the fixed shaft body 21 is arranged on the fixed shaft body 21, one end portion of the rotating connecting rod 16 is rotatably connected with one end portion of the first connecting rod 14, the other end portion of the rotating connecting rod 16 is rotatably connected with a second connecting rod 17, and the lower end portion of the second connecting rod 17 is rotatably connected with one end portion of the third connecting rod 18;
when the first display board 3 and the second display board 4 slide and unfold towards two sides on the mounting and fixing plate 2, the driving shaft body 30 drives the rotating connecting rod 16 to rotate around the fixing shaft body 21 through the first connecting rod 14, at this time, one end part of the rotating connecting rod 16 drives the third connecting rod 18 to rotate through the second connecting rod 17, so that the containing box 15 is pushed out from the inner side wall of the cavity 23, at this time, a teacher can take teaching tools in the containing box 15, and when the first display board 3 and the second display board 4 slide and close in the same direction, the containing box 15 can slide into the inner cavity of the cavity 23 and effectively protect the tools in the containing box 15;
in one embodiment, as shown in fig. 1, two fixing frames 24 fixedly connected to the bottom end surface of the base 1 are provided, a reinforcing rod 26 is provided between the two fixing frames 24, and a plurality of universal wheels 25 for moving the whole device are provided on the lower end portions of the two fixing frames 24;
the side walls of the first display board 3 and the second display board 4 are respectively provided with a handle 28 and a sound box 29, the first display board 3 and the second display board 4 can move through the handles 28 during explanation, and the sound box 29 can play a sound amplification role to assist explanation teaching;
a sliding guide rod 20 fixed by bolts is arranged on the inner side wall of the cavity 23, a sliding guide piece 31 is arranged on the side wall of the containing box 15, and the sliding guide piece 31 is arranged on the inner side wall of the sliding guide rod 20 and is in sliding connection with the inner side wall of the sliding guide rod 20;
the inner side walls of the upper end sliding component 6 and the lower end sliding component 7 are provided with a plurality of rollers 22 which are rotatably connected with the inner side walls, the rollers 22 are respectively contacted with the inner side walls of the first fixed guide key 8 and the second fixed guide key 13, when the upper end sliding component 6 and the lower end sliding component 7 respectively slide on the first fixed guide key 8 and the second fixed guide key 13, the rollers 22 can effectively reduce the friction force between the upper end sliding component 6 and the lower end sliding component 7 and the first fixed guide key 8 and the second fixed guide key 13, so that the explanation staff can save more labor and simultaneously reduce the abrasion of the upper end sliding component 6 and the lower end sliding component 7 when pushing and pulling the first display board 3 and the second display board 4.
The above description is only for the specific embodiments of the present disclosure, but the scope of the present disclosure is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present disclosure, and all the changes or substitutions should be covered within the scope of the present disclosure. Therefore, the protection scope of the present disclosure shall be subject to the protection scope of the claims.
Claims (8)
1. The utility model provides a piano teaching explanation show shelf, includes base and video player, its characterized in that still includes:
the first display board and the second display board are movably mounted on the base, the video player is fixedly mounted on the base, and the first display board and the second display board are used for protecting the video player and assisting in teaching and explaining of the piano;
the connecting and driving mechanism is arranged on the base and comprises an upper end connecting assembly and a lower end connecting assembly, two end parts of the first display board and the second display board are respectively connected with the upper end connecting assembly and the lower end connecting assembly, the upper end connecting assembly is used for connecting the first display board and the second display board, and the first display board connected with the second display board is driven to slide on the base in a reciprocating manner when the second display board moves on the base;
the receiving mechanism is movably mounted on the base and comprises a receiving box, the side wall of the receiving box is connected with one end of the first display board and one end of the second display board through a lower end connecting assembly, the receiving mechanism is used for collecting piano teaching tools in a centralized mode, and the lower end connecting assembly is used for driving the receiving box to move on the base when the second display board slides on the base.
2. The piano teaching explanation show shelf of claim 1, wherein the base is provided with a mounting fixing plate fixedly connected with the base, the video player is fixedly mounted on a side wall of the mounting fixing plate, the first display plate and the second display plate are both slidably mounted on a side wall of the mounting fixing plate, the upper end connecting assembly is movably mounted on a side wall of the mounting fixing plate, and a side wall of one end of the first display plate and the second display plate, which is far away from the base, is connected with the upper end connecting assembly.
3. The piano teaching explanation show shelf of claim 2, wherein the upper end connecting assembly comprises upper end sliding members fixedly mounted on the side walls of the first show board and the second show board respectively, and an upper end connecting element for driving the two upper end sliding members to slide on the base in the same direction and in the opposite direction simultaneously, a first fixed guide key fixedly connected with the side walls of the mounting and fixing plates is arranged on the side walls of the mounting and fixing plates, the two upper end sliding members are respectively and slidably mounted on the first fixed guide key, and the two upper end sliding member side walls are connected with the upper end connecting element.
4. The piano teaching explanation display stand of claim 3, wherein the upper connecting element comprises a gear rotatably mounted on the side wall of the mounting fixing plate, a second rack fixedly connected with the upper sliding member is arranged on the side wall of the upper sliding member on the first display plate, a connecting plate fixedly connected with the upper sliding member is arranged on the side wall of the upper sliding member on the second display plate, a first rack fixedly connected with the connecting plate is arranged on the side wall of the connecting plate, and the first rack and the second rack are both meshed with the gear.
5. The piano teaching explanation show shelf of claim 1, wherein the base is provided with a cavity, the containing box is slidably mounted on the inner side wall of the cavity, the side wall of the containing box is provided with a fixing protrusion fixedly connected with the side wall of the containing box, and the fixing protrusion is connected with the lower end connecting assembly.
6. The piano teaching explanation show shelf of claim 5, wherein the lower end connecting assembly comprises a lower end sliding member fixedly mounted on the side walls of the first show board and the second show board respectively, and a lower end connecting element driving the containing box to slide on the inner side wall of the roller, one end of the lower end connecting element is rotatably connected with the fixing protrusion, and the other end of the lower end connecting element is connected with the lower end sliding member.
7. The piano teaching explanation show shelf of claim 6, wherein the lower end connecting element comprises a driving shaft fixedly mounted on the lower end sliding member and a third connecting rod rotatably mounted on the fixing protrusion, a first connecting rod rotatably connected with the driving shaft is arranged on the lower end of the driving shaft, a fixed shaft fixedly connected with the driving shaft is arranged on the inner side wall of the cavity, a rotating connecting rod rotatably connected with the fixed shaft is arranged on the fixed shaft, one end of the rotating connecting rod is rotatably connected with one end of the first connecting rod, a second connecting rod rotatably connected with the rotating connecting rod is arranged on the other end of the rotating connecting rod, and the lower end of the second connecting rod is rotatably connected with one end of the third connecting rod.
8. The piano teaching explanation display stand of claim 1, wherein two fixing frames fixedly connected with the base are arranged on the bottom end face of the base, a reinforcing rod is arranged between the two fixing frames, and a plurality of universal wheels for moving the whole device are arranged on the lower end parts of the two fixing frames.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110469017.1A CN113160621B (en) | 2021-04-28 | 2021-04-28 | Piano teaching explanation show shelf |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110469017.1A CN113160621B (en) | 2021-04-28 | 2021-04-28 | Piano teaching explanation show shelf |
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| CN113160621A true CN113160621A (en) | 2021-07-23 |
| CN113160621B CN113160621B (en) | 2022-11-08 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113936507A (en) * | 2021-10-22 | 2022-01-14 | 江苏经贸职业技术学院 | A teaching device that is used for finance teaching can make things convenient for displacement from extending |
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