CN208969911U - A kind of double bonding electron musical demonstration teaching board - Google Patents
A kind of double bonding electron musical demonstration teaching board Download PDFInfo
- Publication number
- CN208969911U CN208969911U CN201821338953.9U CN201821338953U CN208969911U CN 208969911 U CN208969911 U CN 208969911U CN 201821338953 U CN201821338953 U CN 201821338953U CN 208969911 U CN208969911 U CN 208969911U
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- main body
- fixedly installed
- screw rod
- demonstrator main
- rear side
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Abstract
The utility model discloses a kind of double bonding electron musical demonstration teaching boards, including demonstrator main body, support device is fixedly installed on rear side of the demonstrator main body, the support device includes pedestal, driving motor is fixedly installed at the top of the pedestal, the output end of the driving motor is fixedly connected with screw rod, mounting plate is fixedly installed on the driving motor, rear end face at the top of the mounting plate is fixedly connected with swivel base, the bottom of the swivel base and the top of screw rod are rotatablely installed, rear side on the front side of the swivel base and demonstrator main body at the top of it is rotatablely installed, the outer surface thread of the screw rod is connected with swivel nut, the surface of the swivel nut is fixedly connected with guide block, the surface of the mounting plate offers guide groove, the inner wall of the guide groove and the outer wall of guide block are slidably connected.The utility model makes the adjustable angle of demonstrator main body by the cooperation of above-mentioned dependency structure, facilitates displaying, and the effect used is preferable.
Description
Technical field
The utility model relates to music teaching demonstrator technical field, specially a kind of double bonding electron musical demonstration teaching board.
Background technique
Traditional musical demonstration teaching board substantially uses staff demonstrator, integrates and the music theory knowledge type of demonstration is few,
Visual poor, contiguity is not strong between music theory, is not easy to students.But its control system used is more outmoded, cannot record and play,
It is not very convenient that manipulation is got up, and the content of courses is not abundant enough, and form is inflexible, and the use for not being well positioned to meet people needs
It asks, thus there have been a kind of double bonding electron musical demonstration teaching board, demonstrator is normally placed on desk, but is not easy to show,
It is just rack-mount later, as Chinese patent CN205140272U discloses a kind of intelligent music teaching demonstrating board, including steel
Piano key board, keyboard staff table, plate body, fixed link, connecting cylinder, control panel, read only memory ROM, microcontroller and storage
Device RAM, the fingerboard are mounted among the upper end of plate body, and expansion is equipped on the plate body of the left and right sides of the fingerboard
Sound loudspeaker, on the plate body for the underface that fingerboard is arranged in the keyboard staff table, the left end of the plate body is equipped with control
Panel processed is provided with display screen on the control panel, tunes name indicator light, digital numerical selection key, memory selection key, demonstration recording playback
Key tunes name selection key, USB interface, power switch and teacher's pointer socket, is equipped with read only memory ROM, microcontroller in the plate body
Device and memory RAM.Demonstrator in the patent cannot adjust angle well, be not easy to show when teaching, use
Effect it is bad.
Utility model content
The purpose of this utility model is to provide a kind of double bonding electron musical demonstration teaching board, have that structure is simple, user
Just the advantages of, solves the problems, such as traditional.
To achieve the above object, the utility model provides the following technical solutions: a kind of double bonding electron musical demonstration teaching board, packet
Demonstrator main body is included, is fixedly installed with support device on rear side of the demonstrator main body.
The support device includes pedestal, and driving motor is fixedly installed at the top of the pedestal, the driving motor
Output end is fixedly connected with screw rod, and mounting plate is fixedly installed on the driving motor, and the rear end face at the top of the mounting plate is solid
Surely it is connected with swivel base, the bottom of the swivel base and the top of screw rod are rotatablely installed, on the front side of the swivel base and demonstrator main body
Rear side rotational installation at the top of it, the outer surface thread of the screw rod are connected with swivel nut, and the surface of the swivel nut is fixed to be connected
It is connected to guide block, the surface of the mounting plate offers guide groove, and the inner wall of the guide groove and the outer wall of guide block are slidably connected, the spiral shell
Strut is rotatably equipped on front side of set, the rear side of its close bottom is rotatablely installed on the end of the strut and demonstrator main body.
Preferably, the bottom of the pedestal is fixedly installed with idler wheel, is fixedly installed with locking device on the idler wheel.
Preferably, the rear side in the demonstrator main body close to its top and bottom is fixedly installed with mounting base, described
Demonstrator main body is rotatablely connected by the front side of mounting base and swivel base at the top of rear side, and the demonstrator main body passes through rear side
The mounting base of bottom and the end of strut are rotatablely connected.
Preferably, the outer diameter size of the screw rod is adapted with the inner diameter size of swivel nut.
Preferably, the outer diameter size of the guide block is adapted with the inner diameter size of guide groove.
Compared with prior art, the utility model has the beneficial effects that the utility model can be right by support device
The angle of demonstrator main body is adjusted, and on the one hand convenient for using when user's operation, is on the other hand convenient for when teaching
It shows, the effect used is preferable.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model demonstrator main body folding rear front view；
Fig. 2 is the structural schematic diagram that rear front view is unfolded in the utility model demonstrator main body.
In figure: 1- demonstrator main body, 2- support device, 3- pedestal, 4- driving motor, 5- screw rod, 6- mounting plate, 7- turn
Seat, 8- swivel nut, 9- guide block, 10- guide groove, 11- strut, 12- idler wheel, 13- locking device, 14- mounting base.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1 to Fig. 2 is please referred to, the utility model provides a kind of technical solution: a kind of double bonding electron musical demonstration teaching board, packet
Demonstrator main body 1 is included, the rear side of demonstrator main body 1 is fixedly installed with support device 2.
Support device 2 includes pedestal 3, and the top of pedestal 3 is fixedly installed with driving motor 4, and driving motor 4 is low using YDS
Speed motor, and powered by external power supply, the output end of driving motor 4 is fixedly connected with screw rod 5, is fixedly mounted on driving motor 4
There is mounting plate 6, the rear end face at 6 top of mounting plate is fixedly connected with swivel base 7, and the bottom of swivel base 7 and the top of screw rod 5 rotate and pacify
Dress, front side and the rear side in demonstrator main body 1 at the top of it of swivel base 7 are rotatablely installed, and the outer surface thread of screw rod 5 is connected with
The outer diameter size of swivel nut 8, screw rod 5 is adapted with the inner diameter size of swivel nut 8, and the surface of swivel nut 8 is fixedly connected with guide block 9, installation
The surface of plate 6 offers guide groove 10, and the outer wall of the inner wall and guide block 9 of guide groove 10 is slidably connected, the outer diameter size and guide groove of guide block 9
10 inner diameter size is adapted, and the front side of swivel nut 8 is rotatably equipped with strut 11, is leaned in the end of strut 11 and demonstrator main body 1
The rear side rotational installation of its nearly bottom.
Further, the bottom of pedestal 3 is fixedly installed with idler wheel 12, and locking device 13 is fixedly installed on idler wheel 12, leads to
Idler wheel 12 is crossed, so that the movement of demonstrator main body 1 is got up more convenient, idler wheel 12 is locked by locking device 13, prevents pedestal 3 from existing
It is mobile when teaching, since to belong to technology well-known to those skilled in the art normal for the cooperation of locking device 13 and idler wheel 12
Know, how locking device 13 carries out locking and unlocking inconvenience to idler wheel 12 and do excessive description in the present invention.
Further, the rear side in demonstrator main body 1 close to its top and bottom is fixedly installed with mounting base 14, teaching
Plate main body 1 is rotatablely connected by the front side of mounting base 14 and swivel base 7 at the top of rear side, and demonstrator main body 1 passes through rear side bottom
The mounting base 14 in portion and the end of strut 11 are rotatablely connected, and by mounting base 14, rotate demonstrator main body 1 more flexible,
And conveniently demonstrator main body 1 is dismantled backward.
Working principle: the double bonding electron musical demonstration teaching board in use, pedestal 3 is moved to locality first after pass through
Locking device 13 locks idler wheel 12, and pedestal 3 is mobile when preventing teaching, then starts driving motor 4 and screw rod 5 is driven to rotate,
Due to the relationship that swivel nut 8 is threadedly coupled with screw rod 5, rotating rear thread sleeve 8 in screw rod 5 can move in a straight line along 5 outer surface of screw rod, with
Swivel nut 8 is moved up along screw rod 5, and the angle of demonstrator main body 1 becomes larger, and is moved down with swivel nut 8 along screw rod 5, the angle of demonstrator main body 1
Degree gradually becomes smaller, and swivel nut 8 in the process of moving, by the cooperation of guide block 9 and guide groove 10, on the one hand limits 8 rotation of swivel nut, separately
On the one hand make the movement of swivel nut 8 more stable, by the cooperation of above structure, the angle of demonstrator main body 1 can be adjusted,
On the one hand convenient for using when user's operation, on the other hand convenient for showing when teaching, the effect used is preferable.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of double bonding electron musical demonstration teaching board, including demonstrator main body (1), it is characterised in that: the demonstrator main body (1)
Rear side be fixedly installed with support device (2)；
The support device (2) includes pedestal (3), is fixedly installed with driving motor (4), the drive at the top of the pedestal (3)
The output end of dynamic motor (4) is fixedly connected with screw rod (5), is fixedly installed with mounting plate (6) on the driving motor (4), described
Rear end face at the top of mounting plate (6) is fixedly connected with swivel base (7), and the bottom of the swivel base (7) and the top of screw rod (5) rotate and pacify
Dress, front side and the rear side on demonstrator main body (1) at the top of it of the swivel base (7) are rotatablely installed, outside the screw rod (5)
Surface is threaded with swivel nut (8), and the surface of the swivel nut (8) is fixedly connected with guide block (9), the surface of the mounting plate (6)
It offers guide groove (10), the outer wall of the inner wall and guide block (9) of the guide groove (10) is slidably connected, and the front side of the swivel nut (8) turns
Dynamic to be equipped with strut (11), the rear side on the end and demonstrator main body (1) of the strut (11) close to its bottom is rotatablely installed.
2. a kind of double bonding electron musical demonstration teaching board according to claim 1, it is characterised in that: the bottom of the pedestal (3)
Portion is fixedly installed with idler wheel (12), is fixedly installed with locking device (13) on the idler wheel (12).
3. a kind of double bonding electron musical demonstration teaching board according to claim 1, it is characterised in that: the demonstrator main body
(1) rear side on close to its top and bottom is fixedly installed with mounting base (14), and the demonstrator main body (1) passes through rear side
The mounting base (14) at top and the front side of swivel base (7) are rotatablely connected, the installation that the demonstrator main body (1) passes through side bottom thereafter
The end of seat (14) and strut (11) is rotatablely connected.
4. a kind of double bonding electron musical demonstration teaching board according to claim 1, it is characterised in that: outside the screw rod (5)
Diameter size is adapted with the inner diameter size of swivel nut (8).
5. a kind of double bonding electron musical demonstration teaching board according to claim 1, it is characterised in that: outside the guide block (9)
Diameter size is adapted with the inner diameter size of guide groove (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821338953.9U CN208969911U (en) | 2018-08-20 | 2018-08-20 | A kind of double bonding electron musical demonstration teaching board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821338953.9U CN208969911U (en) | 2018-08-20 | 2018-08-20 | A kind of double bonding electron musical demonstration teaching board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208969911U true CN208969911U (en) | 2019-06-11 |
Family
ID=66753610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821338953.9U Expired - Fee Related CN208969911U (en) | 2018-08-20 | 2018-08-20 | A kind of double bonding electron musical demonstration teaching board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208969911U (en) |
-
2018
- 2018-08-20 CN CN201821338953.9U patent/CN208969911U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190611 Termination date: 20200820 |