CN211628479U

CN211628479U - Music mr is with show board

Info

Publication number: CN211628479U
Application number: CN202020716509.7U
Authority: CN
Inventors: 陈旭东
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-06
Filing date: 2020-05-06
Publication date: 2020-10-02
Anticipated expiration: 2030-05-06

Abstract

The utility model belongs to the technical field of music teaching equipment, in particular to a display board for a music teacher, which comprises a fixed seat, wherein the top of the fixed seat is fixedly connected with a first bearing and a fixed cylinder; the utility model discloses, through setting up the crank, through waveing the crank, make the second pivot drive second conical gear and rotate, make second conical gear drive first conical gear and rotate, make first pivot drive the screw thread post and rotate, make the screw thread section of thick bamboo at solid fixed cylinder internalization, can be to the altitude mixture control of two-sided show board and display screen, make the practicality of device stronger, through setting up draw-in groove and first kelly, through pulling the second kelly, make the one end of first kelly break away from the draw-in groove, can be to the inclination adjustment of two-sided show board, make things convenient for students to watch, and can change the face to two-sided show board rotation, through loosening the second kelly, under the effect of spring force, make first kelly joint in the draw-in groove of difference, the convenience is fixed to the two-sided show board that adjusts.

Description

Music mr is with show board

Technical Field

The utility model belongs to the technical field of music teaching equipment, concretely relates to music mr is with show board.

Background

Student's music basis is the deepening along with new course reform, not only provide a brand-new requirement for student's study appearance and learning mode, and to teacher's education concept, synthesize quality and teaching ability and also provide new expectation, and when teacher teaches student's music, the show board is indispensable and the especially important teaching appurtenance, teaching course show frame in the market can not the nimble removal in the use, and highly can not adjust, be unfavorable for the student to observe simultaneously when light is dark, the inclination can not be adjusted to the show board in addition, the practicality is not strong.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a music mr is with show board has simple structure, convenient operation, characteristics that the practicality is strong.

In order to achieve the above object, the utility model provides a following technical scheme: a display board for a music teacher comprises a fixing seat, wherein the top of the fixing seat is fixedly connected with a first bearing and a fixing barrel, a first rotating shaft penetrates through the first bearing, a first conical gear is arranged on the first rotating shaft, a round hole is formed in the surface of the fixing barrel, a second bearing is fixedly connected into the round hole, a second rotating shaft penetrates through the second bearing, one end of the second rotating shaft is provided with a second conical gear, the first conical gear is meshed with the second conical gear, one end of the second rotating shaft is fixedly connected with a crank, one end of the first rotating shaft is fixedly connected with a threaded column, the surface thread of the threaded column is connected with a threaded barrel, the top of the threaded barrel is fixedly connected with a fixing shell, the top of the fixing shell is fixedly connected with vertical plates, the number of the vertical plates is two, and round holes are formed in opposite surfaces of the two vertical plates, equal fixedly connected with third bearing in two round holes, all wear to be equipped with the third pivot, two in the third bearing the same two-sided show board of looks remote site fixedly connected with of third pivot, the fixed surface of third pivot has cup jointed annular fixed plate, the draw-in groove has been seted up on annular fixed plate's surface, the quantity of draw-in groove is a plurality of, set up flutedly on the riser, swing joint has first kelly in the recess, the other end fixedly connected with second kelly of first kelly, the spring has been cup jointed on the surface of second kelly, the one end joint of first kelly is in the draw-in groove, two fixedly connected with dead lever on the opposite face of riser, the quantity of dead lever is two, two be provided with display screen and audio amplifier on the dead lever.

Preferably, the surface of the threaded cylinder is fixedly connected with a sliding block, the inner wall of the fixed cylinder is provided with a sliding groove, and the sliding block is movably connected in the sliding groove.

Preferably, one end of the spring is fixedly connected to the first clamping rod, and the other end of the spring is fixedly connected to the inner wall of the groove.

Preferably, the bottom of the fixing seat is fixedly connected with a supporting leg, and the bottom of the supporting leg is fixedly connected with a brake wheel.

Preferably, a drawer is arranged in the fixed shell, a handle is arranged on the surface of the drawer, and an anti-skid sleeve is arranged on the surface of the crank.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model, through arranging the crank, the second rotating shaft drives the second bevel gear to rotate by shaking the crank, the second bevel gear drives the first bevel gear to rotate, the first rotating shaft drives the threaded column to rotate, the threaded cylinder moves in the fixed cylinder, the height of the double-sided display board and the display screen can be adjusted more conveniently, so that the practicability of the device is stronger, one end of the first clamping rod is separated from the clamping groove by arranging the clamping groove, the first clamping rod, the second clamping rod and the spring and pulling the second clamping rod, the inclination angle of the double-sided display board can be adjusted, so that students can conveniently watch the double-sided display board, and the double-sided display board can be rotated to change the surface, more convenience when using, through loosening the second kelly, under the effect of spring force, make first kelly joint in the draw-in groove of difference, the convenience is fixed the two-sided show board that has adjusted.

Drawings

The accompanying drawings 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 invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of a front view section of the present invention;

FIG. 2 is an enlarged schematic structural view of the position A of the present invention;

in the figure: 1. a fixed seat; 2. a first bearing; 3. a first rotating shaft; 4. a first bevel gear; 5. a second bearing; 6. a second rotating shaft; 7. a second bevel gear; 8. a crank; 9. a threaded post; 10. a threaded barrel; 11. a fixed cylinder; 12. a chute; 13. a slider; 14. a stationary case; 15. a drawer; 16. a vertical plate; 17. a third bearing; 18. a third rotating shaft; 19. an annular fixed plate; 20. a double-sided display board; 21. a groove; 22. a first clamping rod; 23. a second clamping rod; 24. a spring; 25. a card slot; 26. fixing the rod; 27. a display screen; 28. a sound box; 29. supporting legs; 30. a brake wheel.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-2, the present invention provides the following technical solutions: a display board for a music teacher comprises a fixing seat 1, wherein a first bearing 2 and a fixing barrel 11 are fixedly connected to the top of the fixing seat 1, a first rotating shaft 3 penetrates through the first bearing 2, a first bevel gear 4 is arranged on the first rotating shaft 3, a round hole is formed in the surface of the fixing barrel 11, a second bearing 5 is fixedly connected into the round hole, a second rotating shaft 6 penetrates through the second bearing 5, a second bevel gear 7 is arranged at one end of the second rotating shaft 6, the first bevel gear 4 is meshed with the second bevel gear 7, a crank 8 is fixedly connected to one end of the second rotating shaft 6, a threaded column 9 is fixedly connected to one end of the first rotating shaft 3, a threaded barrel 10 is connected to the surface of the threaded column 9 through threads, a fixing shell 14 is fixedly connected to the top of the threaded barrel 10, and a vertical plate 16 is fixedly connected to the top of the fixing shell 14, the number of the vertical plates 16 is two, round holes are formed in opposite surfaces of the two vertical plates 16, third bearings 17 are fixedly connected in the two round holes, third rotating shafts 18 penetrate through the third bearings 17, opposite ends of the two third rotating shafts 18 are fixedly connected with the same double-faced display board 20, an annular fixing plate 19 is fixedly sleeved on the surface of the third rotating shaft 18, clamping grooves 25 are formed in the surface of the annular fixing plate 19, a plurality of clamping grooves 25 are formed in the vertical plates 16, grooves 21 are formed in the vertical plates 16, first clamping rods 22 are movably connected in the grooves 21, second clamping rods 23 are fixedly connected to the other ends of the first clamping rods 22, springs 24 are sleeved on the surfaces of the second clamping rods 23, one ends of the first clamping rods 22 are clamped in the clamping grooves 25, fixing rods 26 are fixedly connected to the opposite surfaces of the two vertical plates 16, and the number of the fixing rods 26 is two, two of the fixing rods 26 are provided with a display screen 27 and a sound box 28, by arranging the crank 8, the second rotating shaft 6 drives the second bevel gear 7 to rotate by shaking the crank 8, the second bevel gear 7 drives the first bevel gear 4 to rotate, the first rotating shaft 3 drives the threaded post 9 to rotate, the threaded barrel 10 moves in the fixing barrel 11, the height of the double-sided display board 20 and the height of the display screen 27 can be adjusted, the adjustment is more convenient, the practicability of the device is stronger, by arranging the clamping groove 25, the first clamping rod 22, the second clamping rod 23 and the spring 24, by pulling the second clamping rod 23, one end of the first clamping rod 22 is separated from the clamping groove 25, the inclination angle of the double-sided display board 20 can be adjusted, the viewing by students is convenient, the double-sided display board 20 can be rotated to change faces, the use is more convenient, by loosening the second clamping rod 23, under the action of the elastic force of the spring 24, the first clamping rod 22 is clamped in different clamping grooves 25, so that the adjusted double-sided display board 20 is conveniently fixed.

Specifically, the surface of the threaded cylinder 10 is fixedly connected with a sliding block 13, a sliding groove 12 is formed in the inner wall of the fixed cylinder 11, and the sliding block 13 is movably connected in the sliding groove 12 and plays a limiting role in the threaded cylinder 10.

Specifically, one end of the spring 24 is fixedly connected to the first clamping rod 22, and the other end of the spring 24 is fixedly connected to the inner wall of the groove 21.

Specifically, the bottom fixedly connected with supporting leg 29 of fixing base 1, the bottom fixedly connected with brake wheel 30 of supporting leg 29 conveniently removes the device.

Specifically, be provided with drawer 15 in the set casing 14, conveniently place teaching aid, the surface of drawer 15 is provided with the handle, the surface of crank 8 is provided with the antiskid cover, more convenient when rocking crank 8.

The utility model discloses a theory of operation and use flow: when the utility model is used, teachers can place teaching tools in the drawer 15, move the device to a proper position through the brake wheel 30, fix the brake wheel 30, by shaking the crank 8, the second rotating shaft 6 drives the second bevel gear 7 to rotate, the second bevel gear 7 drives the first bevel gear 4 to rotate, the first rotating shaft 3 drives the threaded post 9 to rotate, the sliding block 13 moves in the sliding groove 12, the threaded barrel 10 moves in the fixed barrel 11, the double-sided display board 20 and the display screen 27 are adjusted to proper heights, by pulling the second clamping rod 23, one end of the first clamping rod 22 is separated from the clamping groove 25, the inclination angle of the double-sided display board 20 can be adjusted, the second clamping rod 23 is loosened, under the action of the elastic force of the spring 24, the first clamping rod 22 is clamped in different clamping grooves 25, so that the adjusted double-sided display board 20 is conveniently fixed.

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 modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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 music mr is with show board, includes fixing base (1), its characterized in that: the top of the fixing seat (1) is fixedly connected with a first bearing (2) and a fixed cylinder (11), a first rotating shaft (3) penetrates through the first bearing (2), a first conical gear (4) is arranged on the first rotating shaft (3), a round hole is formed in the surface of the fixed cylinder (11), a second bearing (5) is fixedly connected in the round hole, a second rotating shaft (6) penetrates through the second bearing (5), a second conical gear (7) is arranged at one end of the second rotating shaft (6), the first conical gear (4) is meshed with the second conical gear (7), a crank (8) is fixedly connected at one end of the second rotating shaft (6), a threaded column (9) is fixedly connected at one end of the first rotating shaft (3), a threaded cylinder (10) is connected to the surface of the threaded column (9), and a fixed shell (14) is fixedly connected at the top of the threaded cylinder (10), the top of the fixed shell (14) is fixedly connected with vertical plates (16), the number of the vertical plates (16) is two, round holes are formed in opposite surfaces of the two vertical plates (16), third bearings (17) are fixedly connected in the two round holes, third rotating shafts (18) penetrate through the third bearings (17), opposite ends of the two third rotating shafts (18) are fixedly connected with the same double-sided display board (20), an annular fixing plate (19) is fixedly sleeved on the surface of the third rotating shaft (18), clamping grooves (25) are formed in the surface of the annular fixing plate (19), the number of the clamping grooves (25) is multiple, grooves (21) are formed in the vertical plates (16), first clamping rods (22) are movably connected in the grooves (21), second clamping rods (23) are fixedly connected at the other ends of the first clamping rods (22), and springs (24) are sleeved on the surfaces of the second clamping rods (23), the one end joint of first kelly (22) is in draw-in groove (25), two fixedly connected with dead lever (26) on the opposite face of riser (16), the quantity of dead lever (26) is two, two be provided with display screen (27) and audio amplifier (28) on dead lever (26).

2. A display board for a music teacher according to claim 1, wherein: the surface of the threaded cylinder (10) is fixedly connected with a sliding block (13), the inner wall of the fixed cylinder (11) is provided with a sliding groove (12), and the sliding block (13) is movably connected in the sliding groove (12).

3. A display board for a music teacher according to claim 1, wherein: one end of the spring (24) is fixedly connected to the first clamping rod (22), and the other end of the spring (24) is fixedly connected to the inner wall of the groove (21).

4. A display board for a music teacher according to claim 1, wherein: the bottom fixedly connected with supporting leg (29) of fixing base (1), the bottom fixedly connected with brake wheel (30) of supporting leg (29).

5. A display board for a music teacher according to claim 1, wherein: a drawer (15) is arranged in the fixed shell (14), a handle is arranged on the surface of the drawer (15), and an anti-skid sleeve is arranged on the surface of the crank (8).