CN114938886A

CN114938886A - Rotatable music teaching support

Info

Publication number: CN114938886A
Application number: CN202210627940.8A
Authority: CN
Inventors: 李梦婷; 王德聪; 闫妍; 马银瑜
Original assignee: Linyi University
Current assignee: Linyi University
Priority date: 2022-06-06
Filing date: 2022-06-06
Publication date: 2022-08-26
Anticipated expiration: 2042-06-06
Also published as: CN114938886B

Abstract

The invention discloses a rotatable music teaching support, which relates to the technical field of music teaching and comprises a bottom plate, wherein the upper end of the bottom plate is fixedly connected with a lifting adjusting assembly. According to the invention, the two concave frames can be driven to move relatively through the mutual matching of the arranged motor, the worm wheel, the rotating shaft, the gear II and the toothed plate II, then the concave frame can be driven to move up and down through the relative movement of the two concave frames under the mutual matching of the arranged U-shaped rod I, the U-shaped rod II and the pushing plate, and then the adjusting plate can be driven to move up and down under the action of the arranged rotating rod, so that the adjusting plate can move to a proper position height, and therefore, the device can be convenient for an operator to adjust the position height of the adjusting plate according to the self requirement, and the practicability of the device is improved.

Description

Rotatable music teaching support

Technical Field

The invention relates to a music teaching support, in particular to a rotatable music teaching support.

Background

Music is an artistic form and cultural activity, the medium of which is regular sound waves organized on time, and the basic elements of which include strength, tone, duration, timbre and the like. These basic elements are combined with each other to form the common "form factor" of music, such as: rhythm, melody, harmony, and force, speed, style, melody, texture, etc. The form factor of the music is the expression means of the music, and a music score support is required to be used for placing a music score in the music teaching, so that the music teaching is convenient to perform.

When the present music teaching support is used, some defects and shortcomings still exist, and the places needing improvement are as follows:

1. the existing music teaching support is relatively complicated in adjustment of the overall height of the device in the using process, and the overall height of the device is difficult to be adjusted quickly according to the self condition of a teacher, so that the practicability of the device is low;

2. the existing music teaching support is mostly fixedly arranged in the using process and is difficult to rotate, so that a teacher can only teach at a fixed position in the teaching work, the orientation of the device cannot be adjusted according to the position of the teacher, and the flexibility of the device is poor;

3. the placing angle of a teaching music book of the conventional music teaching support is mostly fixedly set in the using process, so that the placing angle of the teaching music book is difficult to adjust, the use experience of different teachers is influenced, and the flexibility of the conventional music teaching support is poor;

4. the conventional music teaching support lacks a certain supporting structure in the use process, so that a teaching music book placed on the music teaching support is easy to slide;

5. the music book of imparting knowledge to students of current music teaching support in the in-process of using can be because of receiving the automatic turning-up of blowing of wind, needs the teacher to fix the music book of imparting knowledge to students manually to seriously influence teacher's teaching work.

Disclosure of Invention

The invention aims to provide a rotatable music teaching support, which solves the problems that the conventional music teaching support in the background technology is complicated in adjusting the overall height of the device in the using process, and the overall height of the device is difficult to be adjusted according to the self condition of a teacher, so that the practicability is not high.

In order to achieve the purpose, the invention provides the following technical scheme: a rotatable music teaching support comprises a bottom plate, wherein a lifting adjusting component is fixedly connected to the upper end of the bottom plate, the upper end of the lifting adjusting component is relatively close to the side and is respectively and fixedly connected to the left end and the right end of a concave frame, the concave frame is movably connected with a rotating rod through a bearing arranged in the upper end of the concave frame, the upper end of the rotating rod is fixedly connected to the lower end of a rotating plate, the upper end of the rotating plate is fixedly connected with two first supporting seats, the two first supporting seats are respectively and movably connected with the polished rod parts on the left side and the right side of a threaded rod, the threaded rod is in threaded connection with a connecting plate with a threaded hole arranged in the threaded rod, the front side and the rear side of the right end of the connecting plate are respectively and fixedly connected with a first toothed plate, the two first toothed plates are respectively and fixedly connected to the front side and the rear side of the first fixing rod, a connecting block is fixedly connected to the middle position of the first fixing rod, connecting block fixed connection is at the lower extreme of regulating plate, the lower extreme fixedly connected with pulling subassembly of regulating plate, the right-hand member fixed connection of pulling subassembly is at the left end of connecting block, both sides upper end all passes the regulating plate respectively with two push down subassembly fixed connection, two around the pulling subassembly the equal fixed connection of push down the subassembly is in the upper end of regulating plate, regulating plate lower surface right-hand member fixedly connected with supporting component.

According to a preferred technical scheme of the invention, the left end and the right end of the lower surface of the rotating plate are fixedly connected with arc-shaped sliding blocks, the two arc-shaped sliding blocks are movably connected inside arc-shaped sliding grooves formed in the upper surface of the concave frame, the left side and the right side of the upper surface of the inner part of the concave frame are fixedly connected with first hydraulic rods, the lower ends of the first hydraulic rods are fixedly connected to the upper end of a movable plate, the upper surface of the movable plate is provided with a first end face gear, the lower end of the rotating rod is fixedly connected with a second end face gear, the second end face gear is meshed with the first end face gear, the left end and the right end of the movable plate are fixedly connected with first sliding blocks, and the first sliding blocks are respectively and movably connected inside the first sliding grooves formed in the left side surface and the right side surface of the inner part of the concave frame.

As a preferred technical scheme, the lifting adjusting assembly comprises two supporting seats, four supporting seats are arranged, four supporting seats are fixedly connected to the upper end of the bottom plate, two supporting seats are fixedly connected with the left end and the right end of two fixing rods respectively in a group of two supporting seats, two fixing rods are movably connected with two concave frames respectively, the front ends and the rear ends of the concave frames are respectively provided with a circular through hole, the upper ends of the two concave frames are fixedly connected with a first U-shaped rod, the two first U-shaped rods are respectively movably connected with two pushing plates respectively, the lower ends of the two pushing plates are respectively movably connected with the two second U-shaped rods through another circular through hole formed in the upper ends of the pushing plates, and the relatively close ends of the two U-shaped rods are respectively and fixedly connected to the left end and the right end of the concave frame.

As a preferred technical scheme of the invention, the front end and the rear end of the lower surface of each of the two concave frames are fixedly connected with a second toothed plate, the four second toothed plates are respectively in meshed transmission with the four second gears, the four second gears are respectively fixedly connected with the front side and the rear side of each of the two rotating shafts in a group of two-two gears, the front end and the rear end of each of the two rotating shafts are movably connected with a third supporting seat, and the four third supporting seats are respectively fixedly connected with the upper end of the bottom plate.

According to a preferred technical scheme of the invention, worm wheels are fixedly connected to the middle positions of the first rotating shafts, the two worm wheels are in meshing transmission with a worm, the directions of threads on the left side and the right side of the worm are opposite, the left end of the worm is movably connected with a fourth supporting seat, the fourth supporting seat is fixedly connected to the upper end of a bottom plate, the right end of the worm is fixedly connected with an output shaft of a motor, and the motor is fixedly connected to the upper end of the bottom plate.

As a preferred technical scheme of the invention, the pulling assembly comprises two concave frames, the upper ends of the two concave frames are fixedly connected to the lower end of the adjusting plate, the relatively close ends of the two concave frames are fixedly connected to the front end and the rear end of the two fixed rods respectively, the two fixed rods are movably connected to the two sliding plates, the inner parts of the two sliding plates are provided with two circular holes, the relatively close ends of the two sliding plates are fixedly connected to the toothed plate III, the two toothed plate III are in meshing transmission with the same gear III, the gear III is movably connected to the lower end of the fixed rod IV, and the upper ends of the fixed rods IV are fixedly connected to the lower end of the adjusting plate.

According to a preferable technical scheme, the upper side of the gear III is in meshed transmission with the toothed plate IV, the right end of the toothed plate IV is fixedly connected with a hydraulic rod II, the right end of the hydraulic rod II is fixedly connected to the left end of the connecting block, pull ropes are fixedly connected to opposite far ends of the two sliding plates, the upper ends of the two pull ropes respectively bypass the two circular guide rods and respectively penetrate through the adjusting plate to be fixedly connected with the two pressing assemblies, and the left end and the right end of each circular guide rod are respectively fixedly connected to the left side face and the right side face of the inner portion of the two concave frames II.

As a preferred technical scheme, the pressing assembly comprises an L-shaped fixing plate, the lower end of the L-shaped fixing plate is fixedly connected to the upper end of the adjusting plate, the upper surface of the inside of the L-shaped fixing plate is fixedly connected with two first vertical rods, the lower ends of the two first vertical rods are fixedly connected to the upper end of the adjusting plate, the two first vertical rods are movably connected with a Z-shaped pressing plate with two circular holes formed in the inside, the Z-shaped pressing plate is fixedly connected with the upper end of a corresponding pull rope, springs are arranged on the two first vertical rods, the upper ends of the two first springs are fixedly connected with the two Z-shaped pressing plates respectively, the lower ends of the two first springs are fixedly connected to the upper end of the adjusting plate, and the lower end of the Z-shaped pressing plate is tightly attached to the upper end of the adjusting plate.

As a preferred technical scheme of the invention, the support assembly comprises a second vertical rod, the second vertical rod is provided with two vertical rods, the upper ends of the two second vertical rods are fixedly connected to the lower end of an adjusting plate, the two second vertical rods are provided with a second spring, the lower ends of the two second springs are fixedly connected to the upper end of a limiting plate, the upper ends of the two second springs are fixedly connected to the lower end of the adjusting plate, the lower ends of the two second vertical rods are fixedly connected to the upper end of the limiting plate, the two second vertical rods are movably connected with an L-shaped support plate provided with two circular holes inside, the left end of the upper side of the L-shaped support plate is tightly attached to the right end of the adjusting plate, the lower end of the L-shaped support plate is fixedly connected with a third vertical rod, the lower end of the third vertical rod penetrates through a through groove formed in the limiting plate and is movably connected with a rotating stop block, and the rotating stop block is matched with the through groove, the upper end of the rotating stop block is tightly attached to the lower end of the limiting plate.

As a preferred technical scheme of the invention, the lower ends of two first toothed plates are fixedly connected with a second sliding block, the two second sliding blocks are respectively movably connected inside a second sliding groove which is formed in the front side and the rear side of the upper surface of a rotating plate, the front end and the rear end of a fixed rod I are respectively movably connected with a fifth supporting seat, the two fifth supporting seats are respectively fixedly connected with the upper end of the rotating plate, the front side and the rear side of the upper surface inside a concave frame are respectively fixedly connected with two limiting sleeves, the four limiting sleeves are respectively movably connected with four limiting rods, the lower ends of the four limiting rods are respectively fixedly connected with the upper end of a bottom plate, the upper end of the bottom plate is provided with a storage battery and a controller, the output end of the controller is respectively and electrically connected with the input ends of a motor, a first hydraulic rod and a second hydraulic rod, and the input end of the controller is electrically connected with the output end of the storage battery, the rotary table is arranged at the left end of the threaded rod.

Compared with the prior art, the invention has the beneficial effects that:

1. the invention can drive the two concave frames I to move relatively through the mutual matching among the arranged motor, the worm wheel, the rotating shaft, the gear II and the toothed plate II, then can drive the concave frame to move up and down through the relative movement among the two concave frames I under the mutual matching among the arranged U-shaped rod I, the U-shaped rod II and the pushing plate, further can drive the adjusting plate to move up and down under the action of the arranged rotating rod, so that the adjusting plate can move to a proper position height, thereby leading the device to be convenient for an operator to adjust the position height of the adjusting plate according to the self requirement, leading the practicability of the device to be improved, and playing a role of limiting the movement direction of the concave frame through the mutual matching among the arranged limiting rod and the limiting sleeve pipe, the stability of the concave frame during moving is effectively increased.

2. According to the invention, the rotating plate can be conveniently driven to rotate through the rotating rod, the orientation of the adjusting plate can be adjusted according to the requirements of a user in the use process of the device, the stability of the rotating plate in the rotating process can be increased through the mutual matching of the arc-shaped sliding block and the arc-shaped sliding groove in the rotating process of the adjusting plate, the rotating rod can be limited under the mutual matching of the hydraulic rod I, the movable plate, the end face gear I and the end face gear II after the rotation of the adjusting plate is finished, the adjusting plate can be further fixed, the continuous rotation of the adjusting plate is avoided, and the movement direction of the movable plate can be limited through the mutual matching of the sliding block I and the sliding groove I.

3. According to the invention, the fixing rod I can be driven to rotate through the mutual matching among the arranged threaded rod, the connecting plate, the first toothed plate and the first gear, the adjusting plate can be driven to rotate along with the rotation of the fixing rod I under the action of the arranged connecting block until the adjusting plate rotates to a proper angle, so that the adjusting process of the inclination angle of the adjusting plate is realized, a teacher can conveniently adjust the inclination angle of the adjusting plate according to the self requirement in the teaching process, the teaching music book placed on the adjusting plate can be conveniently viewed, the flexibility of the device in the use process is effectively increased, the movement direction of the first toothed plate can be limited through the mutual matching between the arranged sliding block II and the sliding groove II, and meanwhile, the stability of the first toothed plate in the moving process can be increased.

4. The invention can ensure that when the adjusting plate is in an inclined state through the mutual matching of the L-shaped supporting plate, the second spring and the second vertical rod, the supporting function is provided for the teaching music book placed on the upper surface of the adjusting plate, the tendency of falling of the teaching music book placed on the upper surface of the adjusting plate caused by a larger inclination angle of the adjusting plate is avoided, meanwhile, when the device is used without supporting the teaching music score, the L-shaped supporting plate is pressed downwards, thereby driving the third vertical rod and the rotating stop block to move downwards until the rotating stop block passes through the through groove, then the rotating stop block is driven to rotate to ninety degrees, at the moment, the L-shaped support plate can be fixed through the mutual matching of the rotating stop block, the vertical rod III and the limiting plate, the movement of the L-shaped support plate is avoided, and then can avoid influencing the normal use of regulating plate when playing the effect of accomodating to L type backup pad.

5. The invention can drive the two sliding plates to approach each other through the mutual matching of the hydraulic rod II, the toothed plate IV, the gear III and the toothed plate III, further can drive the two Z-shaped pressing plates to move downwards under the action of the two pull ropes, further can fix the two ends of the teaching music book, avoids the condition that the teaching music book turns pages due to the blowing of wind in the using process, ensures the stability of the teaching music book placed on the adjusting plate, can limit the movement direction of the pull ropes through the arranged round guide rod, can reduce the friction force generated in the movement process of the pull ropes, further prolongs the service life of the pull ropes, can limit the movement direction of the Z-shaped pressing plates through the arranged vertical rod I, and can limit the movement direction of the sliding plates through the arranged fixed rod III, the gear III can be supported by the aid of the four fixing rods.

Drawings

FIG. 1 is a schematic perspective view of a front cross-sectional structure of the present invention;

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

FIG. 3 is a schematic right-view perspective view of the present invention;

FIG. 4 is a schematic perspective view of a lift adjustment assembly of the present invention;

FIG. 5 is a front perspective view of the pulling assembly of the present invention;

FIG. 6 is a schematic view of an enlarged perspective view of a front cross section of the support assembly of the present invention;

FIG. 7 is a schematic view of a left side cross-sectional enlarged perspective view of the hold-down assembly of the present invention;

FIG. 8 is a schematic perspective sectional view of a constraining sheath of the present invention;

fig. 9 is a front enlarged perspective view of the face gear of the present invention.

In the figure: 1 bottom plate, 2 limiting rods, 3 limiting sleeves, 4 lifting adjusting components, 41 supporting seats, two 42U-shaped rods, 43 pushing plates, 44 supporting seats, 45 concave frames, 46 toothed plates, 47 supporting seats, three 48 gears, 49 rotating shafts, 410 worm gears, 411U-shaped rods, 412 worms, 413 motors, 414 fixed rods, 5 end face gears, 6 movable plates, 7 sliding blocks, 8 sliding grooves, 9 hydraulic rods, 10 concave frames, 11 supporting components, 111L-shaped supporting plates, 112 vertical rods, 113 springs, 114 vertical rods, 115 penetrating grooves, 116 limiting plates, 117 rotating baffle plates, 12 fixed rods, 13 toothed plates, 14 connecting blocks, 15 pressing components, 151L-shaped fixing plates, 152 vertical rods, 153 springs, 154Z-shaped pressing plates, 16 pulling components, 161 concave frames, 162 circular guiding rods, 163, sliding plates, 164, 165 fixed rods, 166 toothed plates, three pulling ropes, 167 gears three, 168 fixed rods four, 169 toothed plates four, 1610 hydraulic rods two, 17 adjusting plates, 18 connecting plates, 19 supporting seats I, 20 threaded rods, 21 rotating plates, 22 arc sliding blocks, 23 arc sliding grooves, 24 rotating rods, 25 end face gears II, 26 controllers, 27 storage batteries, 28 sliding grooves II, 29 sliding blocks II, 30 gears I and 31 supporting seats V.

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 obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

As shown in fig. 1 to 9, the present invention provides a technical solution: a rotatable music teaching support comprises a bottom plate 1, wherein the upper end of the bottom plate 1 is fixedly connected with a lifting adjusting component 4, the upper end of the lifting adjusting component 4 is fixedly connected to the left end and the right end of a concave frame 10 respectively by relatively close sides, the concave frame 10 is movably connected with a rotating rod 24 by a bearing arranged in the upper end of the concave frame, the upper end of the rotating rod 24 is fixedly connected to the lower end of a rotating plate 21, the arranged concave frame 10 can be driven by the arranged lifting adjusting component 4 to move up and down, the rotating plate 21 can be driven to move up and down under the action of the arranged rotating rod 24, the adjustment process of the position height of the rotating plate 21 is realized, the rotating plate 21 can conveniently rotate around the rotating plate 24 by the arranged rotating rod 24, the upper end of the rotating plate 21 is fixedly connected with two supporting seats I19, and the two supporting seats I19 are respectively and movably connected with polished rod parts at the left side and the right side of a threaded rod 20, the threaded rod 20 is in threaded connection with a connecting plate 18 with a threaded hole formed therein, the front side and the rear side of the right end of the connecting plate 18 are fixedly connected with a first toothed plate 13, the two first toothed plates 13 are respectively in meshing transmission with two first gears 30, the two first gears 30 are respectively and fixedly connected with the front side and the rear side of a first fixing rod 12, a connecting block 14 is fixedly connected to the middle position of the first fixing rod 12, the connecting block 14 is fixedly connected to the lower end of the adjusting plate 17, the threaded rod 20 can be supported by a supporting seat 19, the connecting plate 18 can be driven to move leftwards by rotating the threaded rod 20, the two first toothed plates 13 can be driven to move leftwards, the two first toothed plates 13 are respectively in meshing transmission with the two first gears 30, the first fixing rod 12 can be driven to rotate, the adjusting plate 17 can be driven to rotate upwards around the first fixing rod 12 under the action of the connecting block 14 through the rotation of the first fixing rod 12, thereby realizing the adjusting process of the inclination angle of the adjusting plate 17, facilitating a teacher to watch the teaching music book placed on the adjusting plate 17 in the teaching process, the lower end of the adjusting plate 17 is fixedly connected with the pulling component 16, the right end of the pulling component 16 is fixedly connected with the left end of the connecting block 14, the upper ends of the front side and the rear side of the pulling component 16 penetrate through the adjusting plate 17 and are respectively and fixedly connected with the two pressing components 15, the two pressing components 15 are both fixedly connected with the upper end of the adjusting plate 17, the pulling component 16 and the pressing components 15 can be fixed through the arranged adjusting plate 17, the fixing effect of the teaching music book placed on the adjusting plate 17 can be quickly realized through the mutual matching between the pressing components 15 and the pulling components 16, the condition that the teaching music book has no accident page turning in the using process is avoided, the supporting component 11 is fixedly connected with the right end of the lower surface of the adjusting plate 17, the supporting component 11 can be fixed by the arranged adjusting plate 17, the supporting component 11 can support a teaching music book placed on the adjusting plate in an inclined state to a certain extent, the tendency of falling of the teaching music book placed on the adjusting plate 17 is avoided, the left and right ends of the lower surface of the rotating plate 21 are fixedly connected with the arc-shaped sliding blocks 22, the two arc-shaped sliding blocks 22 are movably connected inside the arc-shaped sliding grooves 23 formed in the upper surface of the concave frame 10, the stability of the rotating plate 21 in the rotating process can be increased by the mutual matching between the arc-shaped sliding blocks 22 and the arc-shaped sliding grooves 23, the left and right sides of the upper surface inside the concave frame 10 are fixedly connected with the first hydraulic rods 9, the lower ends of the two first hydraulic rods 9 are fixedly connected to the upper end of the movable plate 6, the upper surface of the movable plate 6 is provided with the first end face gear 5, and the lower end of the rotating rod 24 is fixedly connected with the second end face gear 25, the end face gear II 25 is meshed with the end face gear I5, the left end and the right end of the movable plate 6 are fixedly connected with the first sliding blocks 7, the first sliding blocks 7 are respectively and movably connected inside sliding grooves I8 which are formed in the left side surface and the right side surface inside the concave frame 10, the moving direction of the movable plate 6 can be limited by the mutual matching of the first sliding blocks 7 and the sliding grooves I8, the first hydraulic rod 9 can be fixed by the concave frame 10, the movable plate 6 is driven to move upwards by starting the first hydraulic rod 9, the first end face gear 5 can be driven to move upwards until the first end face gear 5 is meshed with the second end face gear 25, at the moment, the rotation of the rotating rod 24 can be limited under the interaction of the first end face gear 5 and the second end face gear 25, and the rotating plate 21 can be fixed, the lifting adjusting component 4 comprises a second supporting seat 41, four supporting seats 41 are arranged on the second supporting seat 41, four second supporting seats 41 are fixedly connected to the upper end of the bottom plate 1, every two of the four second supporting seats 41 are fixedly connected with the left end and the right end of two second fixing rods 414 respectively, two second fixing rods 414 are movably connected with two first concave frames 45 with round through holes formed in the front end and the rear end respectively, the sides, which are relatively far away from the upper ends of the two first concave frames 45 are fixedly connected with a first U-shaped rod 42, the two first U-shaped rods 42 are movably connected with two pushing plates 43 with round through holes formed in the lower ends respectively, the two pushing plates 43 are movably connected with two second U-shaped rods 411 respectively through another round through hole formed in the upper ends of the two pushing plates, the relatively close ends of the two U-shaped rods 411 are fixedly connected to the left end and the right end of the concave frame 10 respectively, and the two fixing rods 414 can be fixed through the arranged supporting seats 41, the moving direction of the first concave frame 45 can be limited by the aid of the second fixing rod 414, the concave frame 10 can be driven to move in the vertical direction under the interaction of the first U-shaped rod 42, the second U-shaped rod 411 and the pushing plate 43 through relative movement between the two first concave frames 45, so that the height of the position of the concave frame 10 can be adjusted, the first U-shaped rod 42 can be fixed by the aid of the first concave frame 45, the front end and the rear end of the lower surface of the two first concave frames 45 are fixedly connected with the second toothed plates 46, the four second toothed plates 46 are respectively in meshing transmission with the four second gears 48, the four second gears 48 are respectively fixedly connected to the front side and the rear side of the two rotating shafts 49 in a pairwise manner, the front end and the rear end of the two rotating shafts 49 are respectively movably connected with the third supporting seats 47, and the four third supporting seats 47 are respectively and fixedly connected to the upper end of the bottom plate 1, the worm gears 410 are fixedly connected to the middle positions of the two first rotating shafts 49, the two worm gears 410 are in meshing transmission with the worm 412, the thread directions of the left side and the right side of the worm 412 are opposite, the left end of the worm 412 is movably connected with the supporting seat four 44, the supporting seat four 44 is fixedly connected to the upper end of the bottom plate 1, the right end of the worm 412 is fixedly connected with the output shaft of the motor 413, the motor 413 is fixedly connected to the upper end of the bottom plate 1, the worm 412 can be driven to rotate through the rotating rod of the output shaft of the motor 413, the worm 412 is in meshing transmission with the two worm gears 410 respectively, the two rotating shafts 49 can be driven to rotate, the two rotating shafts 49 are opposite in rotation direction, the effect of driving the relative movement between the two concave frames 45 can be achieved under the mutual matching between the two gears 48 and the two tooth plates 46 through the rotation of the two rotating shafts 49, and the worm 412 can be supported through the supporting seat four 44, the supporting seat III 47 can support the rotating shaft 49, the toothed plate II 46 can be fixed through the arranged concave frame I45, the pulling assembly 16 comprises two concave frame II 161, two concave frame II 161 are arranged, the upper ends of the two concave frame II 161 are fixedly connected to the lower end of the adjusting plate 17, the relatively close ends of the two concave frame II 161 are fixedly connected with the front end and the rear end of the two fixing rod III 165 respectively, the two fixing rod III 165 are movably connected with the two sliding plates 164 with two circular holes respectively, the relatively close ends of the two sliding plates 164 are fixedly connected with the toothed plate III 166, the fixing rod III 165 can be fixed through the arranged concave frame II 161, the movement direction of the sliding plates 164 can be limited through the arranged fixing rod III 165, and the toothed plate III 166 can be fixed through the arranged sliding plates 164, the two toothed plate III 166 are all in meshed transmission with the same gear III 167, the gear III 167 is movably connected at the lower end of a fixed rod IV 168, the upper end of the fixed rod IV 168 is fixedly connected at the lower end of an adjusting plate 17, the upper side of the gear III 167 is in meshed transmission with the toothed plate IV 169, the right end of the toothed plate IV 169 is fixedly connected with a hydraulic rod II 1610, the right end of the hydraulic rod II 1610 is fixedly connected at the left end of a connecting block 14, the opposite far ends of two sliding plates 164 are fixedly connected with pull ropes 163, the upper ends of the two pull ropes 163 respectively bypass two circular guide rods 162 and are fixedly connected with two pressing components 15 through the adjusting plate 17, the left end and the right end of the two circular guide rods 162 are respectively and fixedly connected on the left side surface and the right side surface inside the two concave frames II 161, the hydraulic rod II 1610 can be fixed through the arranged connecting block 14, and the toothed plate IV 169 can be driven to move leftwards by starting the hydraulic rod II 1610, the four toothed plates 169 are in meshed transmission with the three toothed plates 167, the three toothed plates 167 are in meshed transmission with the three toothed plates 166, the two sliding plates 164 can be driven to be away from each other under the action of the two three toothed plates 166, the movement direction of the pull rope 163 can be limited through the arranged circular guide rod 162, friction force generated in the movement process of the pull rope 163 can be reduced, the circular guide rod 162 can be fixed through the arranged concave frame II 161, the pressing component 15 comprises an L-shaped fixing plate 151, the lower end of the L-shaped fixing plate 151 is fixedly connected to the upper end of the adjusting plate 17, the upper surface inside the L-shaped fixing plate 151 is fixedly connected with the two first vertical rods 152, the lower ends of the two first vertical rods 152 are fixedly connected to the upper end of the adjusting plate 17, and the two first vertical rods 152 are movably connected with the Z-shaped pressing plate 154 with two circular holes formed inside, the Z-shaped pressing plate 154 is fixedly connected with the upper end of the corresponding pull rope 163, the two first vertical rods 152 are respectively provided with a first spring 153, when the two sliding plates 164 are far away from each other, the two sliding plates 164 do not produce pull force on the two pull ropes 163 any more, at the moment, the Z-shaped pressing plate 154 can be driven to move upwards under the action of the first springs 153, the lower end of the Z-shaped pressing plate 154 is further driven to be separated from the upper surface of the adjusting plate 17, at the moment, one end of a teaching music book can be conveniently placed between the Z-shaped pressing plate 154 and the adjusting plate 17, when the two sliding plates 164 are close to each other, the two Z-shaped pressing plates 154 can be driven to move downwards under the action of the two pull ropes 163, the effect of pressing down the teaching music book can be further realized, the phenomenon that the teaching music book is blown by wind during the use process to turn pages is avoided, the motion direction of the Z-shaped pressing plate 154 can be limited through the first vertical rods 152, the supporting component 11 comprises a second vertical rod 112, two vertical rods 112 are arranged, the upper ends of the two second vertical rods 112 are fixedly connected to the lower end of the adjusting plate 17, two springs 113 are arranged on the two second vertical rods 112, the lower ends of the two second vertical rods 112 are fixedly connected to the upper end of the limiting plate 116, the two second vertical rods 112 are movably connected with an L-shaped supporting plate 111 with two circular holes formed therein, a third vertical rod 114 is fixedly connected to the lower end of the L-shaped supporting plate 111, the lower end of the third vertical rod 114 penetrates through a through groove 115 formed in the limiting plate 116 and is movably connected with a rotating stop 117, the rotating stop 117 is matched with the through groove 115, the moving direction of the L-shaped supporting plate 111 can be limited by the arranged second vertical rods 112, and the L-shaped supporting plate 111 can be fixed by the mutual matching among the rotating stop 117, the third vertical rods 114 and the limiting plate 116, when the L-shaped supporting plate 111 is needed, the rotating block 117 is rotated ninety degrees, the L-shaped supporting plate 111 can be driven to move upwards under the action of the arranged spring II 113, the teaching music book placed on the adjusting plate 17 can be supported through the L-shaped supporting plate 111, the lower ends of the two toothed plates I13 are fixedly connected with the sliding blocks II 29 respectively, the two sliding blocks II 29 are movably connected inside the two sliding grooves II 28 formed in the upper surface of the rotating plate 21 respectively, the front end and the rear end of the fixing rod I12 are movably connected with the supporting seat V31 respectively, the two supporting seat V31 are fixedly connected to the upper end of the rotating plate 21, the movement direction of the toothed plates I13 can be limited through the mutual matching between the arranged sliding blocks II 29 and the sliding grooves II 18, meanwhile, the stability of the toothed plates I13 in the moving process can be increased, the fixing rod I12 can be supported through the arranged supporting seat V31, two limiting sleeves 3 are fixedly connected to the front and rear sides of the upper surface inside the concave frame 10, the four limiting sleeves 3 are movably connected with the four limiting rods 2 respectively, the lower ends of the four limiting rods 2 are fixedly connected to the upper end of the bottom plate 1, the limiting rods 2 and the limiting sleeves 3 are matched with each other to limit the movement direction of the concave frame 10, and the storage battery 27 and the controller 26 are arranged at the upper end of the bottom plate 1.

The method comprises the following operation steps:

when the device is used, the device is firstly moved to a proper position, then the motor 413 is started, the motor 413 can drive the worm 412 to rotate through the rotating rod of the output shaft of the motor 413, the worm 412 is respectively in meshing transmission with the two worm gears 410, and further can drive the two rotating shafts 49 to rotate, the rotating directions of the two rotating shafts 49 are opposite, the two concave frames 45 can be driven to move relatively under the mutual matching of the two gears 48 and the two toothed plates 46 through the rotation of the two rotating shafts 49, the concave frame 10 can be driven to move in the up-down direction through the relative movement between the two concave frames 45 under the mutual action among the U-shaped rods 42, the U-shaped rods 411 and the pushing plate 43, and further the adjusting plate 17 is driven to move in the up-down direction, so that the device can adjust the position height of the adjusting plate 17 according to the requirements of a user, after the height adjustment of the position of the adjusting plate 17 is finished, the motor 413 is turned off;

when the device is used, the adjusting plate 17 needs to be driven to rotate so as to adjust the orientation of the adjusting plate 17, the adjusting plate 17 can be conveniently driven to rotate under the action of the arranged rotating rod 24 by shifting the adjusting plate 17, so that the orientation of the adjusting plate 17 can be adjusted, the stability of the adjusting plate 17 in the rotating process can be improved through the mutual matching between the arranged arc-shaped sliding block 22 and the arranged arc-shaped sliding groove 23 in the rotating process of the adjusting plate 17, after the adjusting plate 17 is rotated, the two hydraulic rods I9 are started, the two hydraulic rods I9 drive the movable plate 6 to move upwards, so that the face gear I5 arranged on the movable plate 6 can be driven to move upwards until the face gear I5 is meshed with the face gear II 25, the hydraulic rods I9 are closed at the moment, and the rotation of the rotating rod 24 can be limited under the mutual matching between the arranged face gear I5 and the face gear II 25, therefore, the adjusting plate 17 can be fixed, and the adjusting plate 17 is prevented from continuously rotating;

when the device needs to adjust the inclination angle of the adjusting plate 17 in the using process, firstly, the rotary disc arranged at the left end of the threaded rod 20 is rotated to drive the threaded rod two 20 to rotate, the connecting plate 18 can be driven to move leftwards through the rotation of the threaded rod 20, thereby driving the two first toothed plates 13 to move leftwards, the two first toothed plates 13 are respectively engaged with the two first gears 30 for transmission, and then the fixing rod I12 can be driven to rotate, the adjusting plate 17 can be driven to rotate upwards around the fixing rod I12 under the action of the connecting block 14 through the rotation of the fixing rod I12 until the adjusting plate 17 rotates to a proper angle, therefore, the process of adjusting the inclination angle of the adjusting plate 17 is realized, and a teacher can conveniently adjust the inclination angle of the adjusting plate 17 according to the requirement of the teacher in the teaching process, so that the teaching music book placed on the adjusting plate 17 can be conveniently watched;

when the adjusting plate 17 is in an inclined state, in order to avoid the tendency of falling of a teaching music book placed on the adjusting plate 17, the rotating stop 117 is driven to rotate to ninety degrees, so that the rotating stop 117 coincides with the through groove 115, at this time, the L-shaped support plate 111 can be driven to move upwards under the action of the two springs 113, then the lower end of the teaching music book is abutted against the L-shaped support plate 111, at this time, the teaching music book can be supported by the L-shaped support plate 111, the tendency of falling of the teaching music book placed on the adjusting plate 17 due to a large inclination angle is avoided, after the L-shaped support plate 111 is used, the L-shaped support plate 111 is pressed downwards, so that the rotating stop 117 can be driven to move downwards under the action of the vertical rod three 114, until the rotating stop 117 passes through the through groove 115 and moves to the lower side of the limiting plate 116, then, the rotating block 117 is driven to rotate ninety degrees, at this time, the L-shaped support plate 11 can be fixed under the mutual matching among the limiting block 117, the limiting plate 116 and the third vertical rod 114, the L-shaped rod support plate 111 is stored to a certain extent, and the use of the adjusting plate 17 is prevented from being influenced;

when the device is used, a teaching music book placed on the adjusting plate 17 needs to be fixed, and the situation that the music book is turned over due to wind blowing is avoided, firstly, the second hydraulic rod 1610 is started to drive the toothed plate 169 to move leftwards, the fourth toothed plate 169 is in meshing transmission with the third gear 167, the third gear 167 is in meshing transmission with the third toothed plate 166, then the two sliding plates 164 can be driven to be away from each other under the action of the three toothed plates 166, at the moment, the two sliding plates 164 do not produce pulling force on the two pull ropes 163 any more, then the Z-shaped pressing plate 154 can be driven to move upwards under the action of the first spring 153, further the lower end of the Z-shaped pressing plate 154 is driven to be separated from the upper surface of the adjusting plate 17, at the moment, two ends of the teaching music book can be conveniently placed between the corresponding Z-shaped pressing plate 154 and the adjusting plate 17 respectively, after the placement is finished, the second hydraulic rod 1610 is started again to drive the toothed plate 169 to move rightwards, at this moment, the three gears 167 and the three toothed plates 166 can be mutually matched to drive the two sliding plates 164 to be close to each other, and then the two Z-shaped pressing plates 154 can be driven to move downwards through the two pull ropes 163, so that the pressing effect on the teaching music score can be realized, and the condition that the teaching music score is blown by wind in the using process to turn pages is avoided.

In the description of the present invention, it is to be understood that the indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings and are only for convenience in describing the present invention and simplifying the description, but are not intended to indicate or imply that the indicated devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly attached, detachably attached, or integrated; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a rotatable music teaching support, includes bottom plate (1), its characterized in that: the upper end fixedly connected with lift adjustment subassembly (4) of bottom plate (1), lift adjustment subassembly (4) upper end is close to the side relatively and is fixed connection respectively at both ends about spill frame (10), spill frame (10) have dwang (24) through the inside bearing swing joint who sets up on it, the upper end fixed connection of dwang (24) is at the lower extreme of rotor plate (21), rotor plate (21) upper end fixedly connected with two supporting seats one (19), two supporting seat one (19) respectively with threaded rod (20) left and right sides polished rod part swing joint, threaded rod (20) and connecting plate (18) threaded connection of threaded hole are seted up to inside, equal fixedly connected with tooth form board one (13) in both sides around connecting plate (18) right-hand member, two tooth form board one (13) mesh transmission with two gear one (30) respectively, two gear (30) difference fixed connection is both sides around dead lever (12), fixedly connected with connecting block (14) on dead lever (12) intermediate position, connecting block (14) fixed connection is at the lower extreme of regulating plate (17), the lower extreme fixedly connected with pulling subassembly (16) of regulating plate (17), the right-hand member fixed connection of pulling subassembly (16) is at the left end of connecting block (14), pulling subassembly (16) front and back both sides upper end all passes regulating plate (17) and pushes down subassembly (15) fixed connection, two respectively with two push down the upper end of subassembly (15) equal fixed connection at regulating plate (17), regulating plate (17) lower surface right-hand member fixed connection has supporting component (11).

2. A rotatable music teaching stand according to claim 1 wherein: the left end and the right end of the lower surface of the rotating plate (21) are fixedly connected with arc-shaped sliding blocks (22), the two arc-shaped sliding blocks (22) are movably connected inside arc-shaped sliding grooves (23) formed in the upper surface of the concave frame (10), the left side and the right side of the upper surface in the concave frame (10) are fixedly connected with a first hydraulic rod (9), the lower ends of the two first hydraulic rods (9) are fixedly connected with the upper end of the movable plate (6), the upper surface of the movable plate (6) is provided with a first end face gear (5), the lower end of the rotating rod (24) is fixedly connected with a second end face gear (25), the end face gear II (25) is meshed with the end face gear I (5), the left end and the right end of the movable plate (6) are fixedly connected with the sliding blocks I (7), and the two sliding blocks I (7) are movably connected to the insides of sliding grooves I (8) which are formed in the left side face and the right side face of the inside of the concave frame (10) respectively.

3. A rotatable music teaching stand according to claim 1 wherein: the lifting adjusting assembly (4) comprises two supporting seats (41), four supporting seats (41) are arranged, four supporting seats (41) are fixedly connected to the upper end of the bottom plate (1), every two supporting seats (41) are fixedly connected with the left end and the right end of two fixing rods (414) respectively, two fixing rods (414) are movably connected with two concave frames (45) with round through holes formed in the front end and the rear end respectively, the sides, far away from the upper ends of the two concave frames (45) are fixedly connected with U-shaped rods (42), the two U-shaped rods (42) are movably connected with two pushing plates (43) with round through holes formed in the lower ends respectively, the two pushing plates (43) are movably connected with the two U-shaped rods (411) respectively through another round through hole formed in the upper ends of the pushing plates, the opposite close ends of the two U-shaped rods (411) are respectively and fixedly connected to the left end and the right end of the concave frame (10).

4. A rotatable music teaching stand according to claim 3 wherein: two equal fixedly connected with dentate plate two (46) in both ends around concave frame one (45) lower surface, four dentate plate two (46) respectively with four two (48) meshing transmission of gear, four two liang of a set of difference fixed connection in both sides around two pivot (49) of gear two (48) the equal swing joint in both ends has three (47), four around pivot (49) the upper end of the equal fixed connection in bottom plate (1) of three (47) of supporting seat.

5. A rotatable music teaching stand according to claim 4 wherein: two equal fixedly connected with worm wheel (410), two on pivot (49) the intermediate position worm wheel (410) all with worm (412) meshing transmission, worm (412) left and right sides screw thread opposite direction, the left end swing joint of worm (412) has four (44) supporting seats, four (44) supporting seats fixed connection are in the upper end of bottom plate (1), the right-hand member and motor (413) output shaft fixed connection of worm (412), motor (413) fixed connection is in the upper end of bottom plate (1).

6. A rotatable music teaching stand according to claim 1 wherein: the pulling assembly (16) comprises a second concave frame (161), the number of the second concave frame (161) is two, the upper ends of the two second concave frames (161) are fixedly connected to the lower end of the adjusting plate (17), the opposite near ends of the two second concave frames (161) are fixedly connected with the front end and the rear end of the two third fixing rods (165) respectively, the two third fixing rods (165) are movably connected with two sliding plates (164) with two circular holes formed in the inner portions respectively, the opposite near ends of the two sliding plates (164) are fixedly connected with third toothed plates (166), the two third toothed plates (166) are in meshing transmission with the third toothed plate (167), the third toothed plates (167) are movably connected to the lower ends of the fourth fixing rods (168), and the upper ends of the fourth fixing rods (168) are fixedly connected to the lower end of the adjusting plate (17).

7. A rotatable music teaching stand according to claim 6 wherein: the upside of gear three (167) and the meshing transmission of castellated plate four (169), the right-hand member fixedly connected with hydraulic stem two (1610) of castellated plate four (169), the right-hand member fixed connection of hydraulic stem two (1610) is at the left end of connecting block (14), two the equal fixedly connected with stay cord (163) of the relative end of keeping away from of sliding plate (164), two circular guide bar (162) are walked around respectively to the upper end of stay cord (163), and all pass regulating plate (17) and two and push down subassembly (15) fixed connection, two both ends difference fixed connection is on two inside left and right sides face of concave frame two (161) about circular guide bar (162).

8. A rotatable music teaching stand according to claim 7 wherein: push down subassembly (15) including L type fixed plate (151), the lower extreme fixed connection of L type fixed plate (151) is in the upper end of regulating plate (17), two on L type fixed plate (151) inside fixed surface be connected with two montants (152), two the equal fixed connection of lower extreme of montant (152) is in the upper end of regulating plate (17), two montant (152) all with inside Z type clamp plate (154) swing joint who offers two circular ports, Z type clamp plate (154) and the upper end fixed connection who corresponds stay cord (163), two all be provided with spring (153) on montant (152).

9. A rotatable music teaching stand according to claim 1 wherein: the supporting component (11) comprises a second vertical rod (112), the second vertical rod (112) is provided with two vertical rod (112), two lower ends of the second vertical rod (112) are fixedly connected to the lower end of the adjusting plate (17) respectively, two springs (113) and two vertical rod (112) are arranged on the second vertical rod (112), the lower ends of the second vertical rod (112) are fixedly connected to the upper end of the limiting plate (116) respectively, the two vertical rod (112) are movably connected with an L-shaped supporting plate (111) with the inside provided with two circular holes, the lower end of the L-shaped supporting plate (111) is fixedly connected with a third vertical rod (114), the lower end of the third vertical rod (114) penetrates through a through groove (115) formed in the limiting plate (116) and is movably connected with a rotating stop block (117), and the stop block (117) is matched with the through groove (115).

10. A rotatable music teaching stand according to claim 1 wherein: two equal fixedly connected with slider two (29), two of the lower extreme of castellated plate (13) inside two (28) of spout that swing joint was seted up at rotor plate (21) upper surface respectively, the equal swing joint in both ends has supporting seat five (31), two around dead lever (12) equal fixed connection in the upper end of rotor plate (21) supporting seat five (31), two restriction sleeve (3), four of equal fixedly connected with in both sides before concave frame (10) inside upper surface back both sides restriction sleeve (3) respectively with four restriction lever (2) swing joint, four the equal fixed connection in the upper end of bottom plate (1) of lower extreme of restriction lever (2), the upper end of bottom plate (1) is provided with battery (27) and controller (26).