CN114639280A

CN114639280A - Vocal music teaching system and teaching device thereof

Info

Publication number: CN114639280A
Application number: CN202210352033.7A
Authority: CN
Inventors: 沈丹
Original assignee: Harbin University
Current assignee: Harbin University
Priority date: 2022-04-02
Filing date: 2022-04-02
Publication date: 2022-06-17

Abstract

The invention belongs to the technical field of blackboards, and particularly relates to a vocal music teaching system and a teaching device thereof, wherein the teaching device comprises two blackboards, foot rests, a storage plate and a supporting plate, the two blackboards are symmetrically arranged, screw rods with equal length are arranged below the two blackboards, rotatable wheels are arranged below the foot rests, a second supporting column is fixed below the storage plate, a first supporting column is arranged above the storage plate, a fixing rod is arranged in the middle of the upper part of the supporting plate, first bolts are arranged on two symmetrical sides of the fixing rod, fixing piles are symmetrically arranged on the top of the storage plate, a first pin hole and a first bolt are arranged at the bottom of each blackboard, the stability of each blackboard is further improved, the two blackboards are arranged, the writing area is enlarged, the threaded columns can be used for increasing or reducing the height of each blackboard, and in addition, in order to prevent sound on the device from easily shaking and falling to cause damage when the device moves, a sound fixing device is also arranged.

Description

Vocal music teaching system and teaching device thereof

Technical Field

The invention belongs to the technical field of blackboards, and particularly relates to a vocal music teaching system and a teaching device thereof.

Background

The music education major cultivates and creates special talents with better music literacy and teaching ability. Through the professional learning, the method can adapt to the professional development requirements of teachers, systematically master basic theories and methods of music education, has the capability of analyzing, solving practical problems and conducting teaching research by using learned knowledge, and can be used for teaching and teaching work after the new course reform of the music education of primary and middle schools.

In the music teaching process, in order to deepen the impression of students on knowledge points and better note taking, a music teacher often writes corresponding knowledge points on a blackboard for the students to watch and take, but the teacher needs to wipe the blackboard for multiple times in class to write again, the blackboard is improved into rotatable double-sided writing in the prior art, but the existing rotary blackboard device is not high in stability, and the blackboard is easy to rotate in the writing process to influence normal writing, so that the invention provides the vocal music teaching device.

Disclosure of Invention

In order to solve the problems in the prior art, the invention provides a vocal music teaching system and a teaching device thereof, which have the characteristics of higher stability, lifting and mobility.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a vocal music teaching device, includes blackboard, foot rest, puts thing board and layer board, the blackboard is the symmetry and is provided with two, two the blackboard below all is provided with isometric hob, the foot rest below is provided with rotatable formula's wheel, it is fixed with the second support column to put thing board below, it is provided with first support column to put thing board top, the below of second support column is fixed on the foot rest, the head end of first support column is fixed on the layer board, layer board top middle part is provided with the dead lever, the dead lever is two just not with two between the blackboard links to each other, dead lever symmetry both sides are provided with first bolt, and two a first pinhole has been seted up respectively to the both sides of the bottom bilateral symmetry of blackboard, it is provided with the spud pile to put thing board top symmetry.

As a preferable embodiment of the present invention, four of the wheels are provided below the foot rest, and a second rotation shaft is connected to an upper side of the wheels, and the wheels are rotatable by the second rotation shaft.

As a preferred technical scheme of the invention, lower fixed blocks are symmetrically arranged above the supporting plate along the fixed rod, threaded holes meshed with the two spiral rods are formed in one side of each of the two lower fixed blocks, and the two spiral rods can respectively vertically move along the two threaded holes.

As a preferred technical solution of the present invention, an upper fixing block, a lower rotating block, a first rotating shaft and an upper rotating block are disposed above the two screw rods, the two upper fixing blocks are respectively attached to the top ends of the two screw rods, the two lower rotating blocks are respectively fixed above the two upper fixing blocks, the two first rotating shafts are respectively fixed to the tops of the two lower rotating blocks in a rotating manner, the bottoms of the two upper rotating blocks are respectively fixed to the tops of the two first rotating shafts, the tops of the two upper rotating blocks are respectively fixed to the bottoms of the two blackboards, and the blackboards can rotate by the first rotating shafts disposed below the upper rotating blocks.

As a preferred technical solution of the present invention, the bottom of each of the two screw rods is provided with a knob, and the two screw rods can be rotated by screwing the two knobs respectively.

As a preferred technical solution of the present invention, the two symmetrical sides of the fixing rod are respectively provided with a stabilizer bar, the first bolts are symmetrically and respectively movably disposed on the two stabilizer bars, the two first bolts are respectively provided with a stabilizer block, a first spring and a pull ring, the head ends of the two first springs are respectively fixed at the bottom of the two stabilizer blocks, the tail ends of the two first springs are respectively fixed on the two stabilizer bars, and the two first bolts can be respectively inserted into the two first pin holes.

As a preferred embodiment of the present invention, the two blackboards may be respectively fixed by inserting the two first pins into the two corresponding first pin holes, and the two first pins may be respectively pulled out from the two first pin holes by the pull rings provided thereon.

As a preferred technical scheme of the invention, one side above the object placing plate is also provided with a Bluetooth sound box and a support, and the support is provided with a microphone in an upper support manner.

As a preferable technical solution of the present invention, the fixing pile includes a fixing groove, a second spring, a second bolt, and a pull tab, the fixing groove is formed at the top of the fixing pile, the second bolt is slidably disposed in the middle of the fixing pile in a penetrating manner, a head of the second spring is fixedly disposed at a head of the second bolt, a tail of the second spring is fixedly disposed at a right side of the fixing pile, the pull tab is fixedly disposed at a head end of the second bolt, and the second bolt can horizontally move along a horizontal direction where the second bolt is located through the pull tab.

Compared with the prior art, the invention has the beneficial effects that: the rotatable blackboard bottom has been seted up first pinhole and has been provided with first bolt with the correspondence, can further improve the stability of blackboard, make the blackboard difficult for rotating when writing, and be provided with two rotatable blackboards, the area that has further increaseed can write, it can rise or reduce the height of blackboard still to be provided with the screw thread post, further improve its use adaptability, in addition for preventing that the stereo set on it from easily rocking when the device removes and dropping and lead to damaging, the stereo set fixing device has still been set up to the invention, both made things convenient for the stereo set to dismantle, also can fix the stereo set, the practicality of device has further been improved, and the swiveling wheel that the bottom set up has further improved the flexibility and the convenient degree of this device.

Drawings

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

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a portion of the structure of the present invention;

FIG. 3 is an enlarged view of a part of the structure of the present invention;

FIG. 4 is an enlarged view of a part of the structure of the present invention;

FIG. 5 is an enlarged view of a part of the structure of the present invention;

in the figure: 1. a blackboard; 2. a pallet; 3. a first support column; 4. a storage plate; 5. a foot rest; 6. a second support column; 7. an upper rotating block; 8. a lower rotating block; 9. a screw rod; 10. a lower fixed block; 11. fixing the rod; 12. a knob; 13. a first rotating shaft; 14. an upper fixed block; 15. a threaded hole; 16. a first latch; 17. a first pin hole; 18. a stabilizing block; 19. a pull ring; 20. a first spring; 21. a stabilizer bar; 22. a wheel; 23. a second rotation shaft; 30. bluetooth sound equipment; 35. a support; 40. a microphone; 50. Inserting a block; 51. a second pin hole; 60. fixing the pile; 61. fixing grooves; 62. a second spring; 63. a second bolt; 64. and (5) pulling the lug.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

Referring to fig. 1-5, the present invention provides the following technical solutions: a vocal music teaching device comprises two blackboards 1, a foot rest 5, an object placing plate 4 and a supporting plate 2, wherein the two blackboards 1 are symmetrically arranged, screw rods 9 with equal length are arranged below the two blackboards 1, rotatable wheels 22 are arranged below the foot rest 5, a second supporting column 6 is fixed below the object placing plate 4, a first supporting column 3 is arranged above the object placing plate 4, the lower part of the second supporting column 6 is fixed on the foot rest 5, the head end of the first supporting column 3 is fixed on the supporting plate 2, a fixing rod 11 is arranged in the middle part above the supporting plate 2, the fixing rod 11 is arranged between the two blackboards 1 and is not connected with the two blackboards 1, first bolts 16 are arranged on two symmetrical sides of the fixing rod 11, a first pin hole 17 is respectively arranged on two bilaterally symmetrical sides of the bottoms of the two blackboards 1, and fixing piles 60 are symmetrically arranged on the top of the object placing plate 4, in the embodiment, the two blackboards 1 are arranged, the surface capable of writing reaches four surfaces, and the area capable of writing is further enlarged.

Specifically, four wheels 22 are arranged below the foot rest 5, and a second rotating shaft is connected above the wheels 22. 23, the wheels 22 can be rotated by the second rotating shaft 23, in this embodiment, when in use, the device can be moved or rotated by the four wheels 22 arranged below the foot rest 5, so that the blackboard 1 faces any direction, and the flexibility and the practicability are further improved.

Specifically, the fixed block 10 is provided with down along dead lever 11 in the symmetry in layer board 2 top, and two fixed block 10 one sides down are provided with the screw hole 15 with two hob 9 engaged with, and two hob 9 can be respectively along two screw hole 15 vertical motion, and in this embodiment, during the use, two blackboard 1's height can be respectively through the vertical motion of two hob 9 and go up and down.

Specifically, two hob 9 tops all are provided with fixed block 14, lower rotation block 8, first rotation axis 13 and upper rotation block 7, two upper fixed blocks 14 are laminated respectively and are fixed on two hob 9 tops, two lower rotation blocks 8 are fixed respectively and are laminated respectively on two upper fixed blocks 14 tops, two first rotation axis 13 are rotatory respectively and are fixed at two lower rotation block 8 tops, the bottom of two upper rotation blocks 7 is fixed respectively at the top of two first rotation axes 13, the top of two upper rotation blocks 7 is fixed respectively at the bottom of two blackboard 1, blackboard 1 accessible upper rotation block 7 below sets up first rotation axis 13 rotates, in this embodiment, during the use, if need use blackboard 1's the back, blackboard 1 rotates this moment, blackboard 1 accessible its below sets up rotatory block 7 and first rotation axis 13's effect and rotates.

Specifically, two hob 9 bottoms are provided with knob 12 respectively, two hob 9 can be respectively through twisting two knobs 12 and carry out rotary motion, in this embodiment, when using, if will change two blackboard 1's height, only need to correspond the knob 12 of twisting two hob 9 bottoms, clockwise twist knob 12 and can make blackboard 1 promote the height, anticlockwise twist knob 12 and can make blackboard 1 reduce the height, this sets up the visual scope that can further enlarge the blackboard, make the blackboard show not blockked.

Specifically, the two symmetrical sides of the fixing rod 11 are respectively provided with a stabilizer bar 21, the first pins 16 are symmetrically and respectively movably arranged on the two stabilizer bars 21 relative to the fixing rod 11, the two first pins 16 are respectively provided with a stabilizer 18, a first spring 20 and a pull ring 19, the head ends of the two first springs 20 are respectively fixed at the bottom of the two stabilizer 18, the tail ends of the two first springs 20 are respectively fixed on the two stabilizer bars 21, the two first pins 16 can be respectively inserted into the two first pin holes 17, in the embodiment, after the first pins 16 are inserted into the first pin holes 17, the blackboard 1 can be more stable, the writing is smoother, if the blackboard 1 is required to be rotated, the first bolt 16 is required to be pulled out through the pull ring 19, after the blackboard 1 is rotated to the required surface, then, the first pin hole 17 under the blackboard 1 is aligned with the first pin 16, the pull ring 19 is loosened, and the first pin 16 is inserted into one first pin hole 17 again.

Specifically, the two blackboards 1 can be respectively fixed by inserting the two first pins 16 into the corresponding two first pin holes 17, and the two first pins 16 can be respectively pulled out from the two first pin holes 17 by the pull rings 19 provided thereon.

It is specific, it still is provided with bluetooth sound 30 and support 35 to put 4 top one sides of thing board, support 35 pop-up is equipped with microphone 40, in this embodiment, microphone 40 has bluetooth connection function, during the use, the teacher can open bluetooth sound 30, be connected microphone 40 and bluetooth sound 30 through bluetooth function, through microphone 40, the teacher not only can sing the teaching in the scene, but also improved the volume of teacher's teaching speech, more be favorable to the student to know the teacher content of saying accurately, thereby more be favorable to music teaching.

Specifically, the fixing pile 60 includes a fixing groove 61, a second spring 62, a second bolt 63 and a pulling lug 64, the fixing groove 61 is opened at the top of the fixing pile 60, the second bolt 63 is slidably disposed at the middle of the fixing pile 60, the head of the second spring 62 is fixedly disposed at the head of the second bolt 63, the tail of the second spring 62 is fixedly disposed at the right side of the fixing pile 60, the pulling lug 64 is fixedly disposed at the head end of the second bolt 63, the second bolt 63 can horizontally move along the horizontal direction of the second bolt through the pulling lug 64, in this embodiment, by the fixing device of the bluetooth sound 30, can protect the Bluetooth sound 30, and avoid the damage caused by the unstable shaking of the Bluetooth sound 30 when the device is moved, and when in use, the insert block 50 at the bottom of the bluetooth sound 30 is aligned to the fixing groove 61 on the fixing peg 60 by horizontally pulling the pulling lug 64, and then the pulling lug 64 is released to fix the insert block.

The working principle and the using process of the invention are as follows: when the blackboard eraser is used, the device can be moved or rotated through the four wheels 22 arranged below the foot rest 5, so that the blackboard 1 faces any direction, if the blackboard 1 needs to be rotated, the first bolt 16 needs to be pulled out through the pull ring 19, the blackboard 1 is rotated to a required side, then the first pin hole 17 below the blackboard 1 is aligned with the first bolt 16, the pull ring 19 is loosened, the first bolt 16 is inserted into one first pin hole 17 again, when the blackboard eraser is used, if the heights of two blackboards 1 need to be changed, the knobs 12 at the bottoms of the two spiral rods 9 are correspondingly screwed, the blackboard 1 can be lifted by screwing the knobs 12 clockwise, the blackboard 1 can be lowered by screwing the knobs 12 anticlockwise, when the blackboard eraser is used, the inserting blocks 50 at the bottoms of the Bluetooth sound devices 30 are aligned to the fixing grooves 61 on the fixing piles 60 through horizontally pulling the pull lugs 64, then the pull lugs 64 are loosened to fix the blackboard 1, a teacher can open the Bluetooth sound devices 30, through the bluetooth function with microphone 40 and bluetooth sound 30 be connected, through microphone 40, the teacher not only can the live teaching of singing, but also improved the volume of teacher's teaching speech, more be favorable to the student to know the teacher content of saying accurately to more be favorable to the music teaching.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a vocal music teaching device, includes blackboard (1), foot rest (5), puts thing board (4) and layer board (2), its characterized in that: blackboard (1) is the symmetry and is provided with two, two blackboard (1) below all is provided with isometric hob (9), foot rest (5) below is provided with wheel (22) of rotatable formula, it is fixed with second support column (6) to put thing board (4) below, it is provided with first support column (3) to put thing board (4) top, the below of second support column (6) is fixed on foot rest (5), the head end of first support column (3) is fixed on layer board (2), layer board (2) top middle part is provided with dead lever (11), dead lever (11) are two between blackboard (1) and not with two blackboard (1) link to each other, dead lever (11) symmetry both sides are provided with first bolt (16), and two a first pinhole (17) has been seted up respectively to the bottom bilateral symmetry's of blackboard (1), the top of the object placing plate (4) is symmetrically provided with fixing piles (60).

2. A vocal music teaching device according to claim 1 wherein: the foot rest (5) below is provided with four wheels (22), wheel (22) top is connected with second rotation axis (23), wheel (22) accessible second rotation axis (23) rotate.

3. A vocal music teaching device according to claim 1 wherein: the supporting plate (2) is characterized in that the upper portion of the supporting plate (2) is symmetrically provided with lower fixing blocks (10) along the fixing rods (11), one side of each lower fixing block (10) is provided with threaded holes (15) meshed with the two screw rods (9), and the two screw rods (9) can respectively move vertically along the two threaded holes (15).

4. A vocal music teaching device according to claim 1, wherein: two hob (9) top all is provided with fixed block (14), lower rotation block (8), first rotation axis (13) and last rotation block (7), two go up fixed block (14) and laminate respectively and fix two hob (9) top, two lower rotation block (8) is fixed laminating respectively and is in two go up fixed block (14) top, two first rotation axis (13) is rotatory respectively and fixes two lower rotation block (8) top, two the bottom of going up rotation block (7) is fixed respectively two the top of first rotation axis (13), two the top of going up rotation block (7) is fixed respectively two the bottom of blackboard (1), blackboard (1) accessible go up rotation block (7) below and set up first rotation axis (13) rotate.

5. A vocal music teaching device according to claim 1 wherein: the bottom parts of the two screw rods (9) are respectively provided with a knob (12), and the two screw rods (9) can respectively rotate by screwing the two knobs (12).

6. A vocal music teaching device according to claim 1, wherein: the fixing rod (11) is symmetrical, stabilizer bars (21) are respectively arranged on two sides of the fixing rod in a specified mode, the first bolt (16) is opposite, the fixing rod (11) is symmetrical and is symmetrically and respectively arranged on the two stabilizer bars (21), the first bolt (16) is provided with a stabilizer block (18), a first spring (20) and a pull ring (19), the head end of the first spring (20) is respectively fixed to the bottom of the stabilizer block (18), the tail end of the first spring (20) is respectively fixed to the two stabilizer bars (21), and the first bolt (16) can be respectively inserted into the two first pin holes (17).

7. A vocal music teaching device according to claim 6, wherein: the two blackboards (1) can be respectively fixed by inserting the two first bolts (16) into the corresponding two first pin holes (17), and the two first bolts (16) can be respectively pulled out from the two first pin holes (17) through the pull rings (19) arranged on the two first bolts.

8. A vocal music teaching device according to claim 1 wherein: put thing board (4) top one side and still be provided with bluetooth sound (30) and support (35), support (35) pop-up is equipped with microphone (40), bluetooth sound (30) bottom symmetry is provided with inserted block (50), second pinhole (51) have been seted up at inserted block (50) middle part, bluetooth sound (30) accessible inserted block (50) are fixed.

9. A vocal music teaching device according to claim 1 wherein: spud pile (60) include fixed slot (61), second spring (62), second bolt (63) and draw ear (64), fixed slot (61) are seted up spud pile (60) top, second bolt (63) run through the slip and set up spud pile (60) middle part, second spring (62) prelude sets firmly the prelude of second bolt (63), second spring (62) afterbody sets firmly the right side of spud pile (60), draw ear (64) to set firmly second bolt (63) head end, second bolt (63) accessible draw ear (64) to carry out horizontal migration along its place horizontal direction.

10. A vocal music teaching system, characterized in that: comprising an instructional device as claimed in any one of the claims 1 to 9.