CN210223137U

CN210223137U - College public music classroom teaching auxiliary teaching aid

Info

Publication number: CN210223137U
Application number: CN201921014270.2U
Authority: CN
Inventors: Wei Sun; 孙伟
Original assignee: Dalian University
Current assignee: Dalian University
Priority date: 2019-07-02
Filing date: 2019-07-02
Publication date: 2020-03-31
Anticipated expiration: 2029-07-02

Abstract

The utility model relates to an auxiliary teaching aid technical field just discloses college public music classroom teaching auxiliary teaching aid, including the link, the bottom fixed mounting of link has quantity to be four universal wheels, the top fixed mounting of link has a fixed section of thick bamboo, the top cartridge of a fixed section of thick bamboo has the movable rod that extends to fixed section of thick bamboo inside, the inner wall left and right sides of a fixed section of thick bamboo all is provided with the spacing groove, the equal fixed mounting in bottom left and right sides of movable rod has the limiting plate that extends to the spacing inslot portion, the outside cover in top of a fixed section of thick bamboo is equipped with the adjusting collar that is located the movable rod outside. This college public music classroom teaching auxiliary teaching aid, simple structure is reasonable, can place books or music book and microphone, liberation teacher's both hands, carries out more vivid explanation or carries out key writing on the blackboard, and the teacher of adaptable different heights and custom uses simultaneously, convenient adjustment, convenient to use.

Description

College public music classroom teaching auxiliary teaching aid

Technical Field

The utility model relates to an auxiliary teaching aid technical field specifically is a college public music classroom teaching auxiliary teaching aid.

Background

The teaching aid is in order to propagate science and technology, educate the material object of people as the purpose, is complete science and technology media, is indispensable equipment among teenagers' science and technology activity, and the teaching aid that uses has material object teaching aid and replica teaching aid among the science and technology activity, specifically has the sample or the sample that come from the nature: such as biological samples, mineral samples, fossil, rock and rare animal samples, etc. used in scientific and technical education activities.

When teaching in college public music classroom, the music book and microphone are held to the needs that are difficult to avoid and the student explains and demonstrates, need show the key mark even when explaining and write on the blackboard, increased the burden of having a lesson undoubtedly to mr, so provided a college public music classroom teaching assistance teaching aid.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a university public music classroom teaching auxiliary teaching aid possesses advantages such as facilitate the use, has solved when teaching in university public music classroom, needs that are difficult to avoid are held music book and microphone and are explained and demonstrate the student, need show key mark even when explaining and write on the blackboard, have increased the problem of the burden of going to class undoubtedly to the mr.

(II) technical scheme

In order to realize the purpose of convenient use, the utility model provides a following technical scheme: the university public music classroom teaching auxiliary teaching aid comprises a connecting frame, wherein four universal wheels are fixedly mounted at the bottom of the connecting frame, a fixed cylinder is fixedly mounted at the top of the connecting frame, a movable rod extending into the fixed cylinder is inserted into the top of the fixed cylinder, limiting grooves are formed in the left side and the right side of the inner wall of the fixed cylinder, limiting plates extending into the limiting grooves are fixedly mounted on the left side and the right side of the bottom end of the movable rod, an adjusting sleeve positioned outside the movable rod is sleeved outside the top end of the fixed cylinder, the inside of the adjusting sleeve is movably connected with the outside of the fixed cylinder through a movable bearing, a connecting block is fixedly mounted at the top of the movable rod, a placing plate is movably mounted at the top of the connecting block, the back of the placing plate is movably connected with the top end of the connecting block through a connecting seat, and a slot is formed, the utility model discloses a storage device, including placing the board, place the top fixed mounting of board and be two and be located the spacing clamp of slot left and right sides respectively, the back right-hand member fixed mounting who places the board has the sliding seat, the right side movable mounting of sliding seat has the piece of placing, the equal fixed mounting in the left and right sides of adjusting collar has the handle.

Preferably, the connecting frame is arranged in a cross shape, and the limiting groove is matched with the limiting plate.

Preferably, the outside of movable rod is provided with the screw thread, the inside of adjusting collar and the outside threaded connection of movable rod.

Preferably, the outside of handle all is provided with anti-skidding line, the top of connecting block is provided with U type groove, the bottom fixed mounting who places the board has the baffle.

Preferably, the connecting seat and the connecting block are in interference sliding fit through the connecting shaft, and the top of the placing block is provided with an insertion hole.

Preferably, the limiting clamp is arranged in a U shape, the back of the limiting clamp and the placing plate are fixedly connected through screws, and the right side of the movable seat slides in interference fit with the placing block through a fixing shaft extending to the inside of the movable seat.

(III) advantageous effects

Compared with the prior art, the utility model provides a college public music classroom teaching auxiliary teaching aid possesses following beneficial effect:

the university public music classroom teaching auxiliary teaching aid comprises a teacher can push two handles to move through universal wheels to reach a required use place to finish placement, before teaching, a user can step on a connecting frame with feet to rotate the two handles to drive an adjusting sleeve to rotate through a rotating movable bearing, under the action of external threads of a movable rod, the movable rod can move up and down to adjust the height of a placement plate until the user is in a proper position, the bottom of the placement plate is pushed or lifted, the placement plate can be angularly adjusted through a connecting block and a connecting seat, when in use, the user can open a music book or a textbook, a gluing part on the back of the music book or the textbook is inserted into a slot to pull the front sides of two limiting clamps to respectively clamp the two sides of the top of the music book or the textbook, at the moment, a microphone can be inserted from the top of the placement block, the microphone is rotated, and the relative angle between the microphone and the placement plate is adjusted through a movable seat, this teaching aid simple structure is reasonable, can place books or music book and microphone, liberates teacher's both hands, carries out more vivid explanation or carries out key writing on the blackboard, and the teacher of adaptable different heights and custom simultaneously uses, convenient adjustment, convenient to use.

Drawings

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

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

FIG. 3 is an enlarged schematic view of the structure at B of the present invention;

fig. 4 is a back view of the present invention.

In the figure: the universal wheel comprises a connecting frame 1, universal wheels 2, a fixing barrel 3, a movable rod 4, a limiting groove 5, a limiting plate 6, an adjusting sleeve 7, a movable bearing 8, a connecting block 9, a placing plate 10, a connecting seat 11, a slot 12, a limiting clamp 13, a movable seat 14, a placing block 15 and a handle 16.

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.

Referring to fig. 1-4, the college public music classroom teaching aid comprises a connecting frame 1, four universal wheels 2 are fixedly mounted at the bottom of the connecting frame 1, a fixed cylinder 3 is fixedly mounted at the top of the connecting frame 1, a movable rod 4 extending into the fixed cylinder 3 is inserted into the top of the fixed cylinder 3, limiting grooves 5 are respectively formed in the left side and the right side of the inner wall of the fixed cylinder 3, limiting plates 6 extending into the limiting grooves 5 are respectively fixedly mounted on the left side and the right side of the bottom end of the movable rod 4, the connecting frame 1 is arranged in a cross shape, the limiting grooves 5 are matched with the limiting plates 6, an adjusting sleeve 7 positioned outside the movable rod 4 is sleeved outside the top end of the fixed cylinder 3, threads are arranged outside the movable rod 4, the inside of the adjusting sleeve 7 is in threaded connection with the outside of the movable rod 4, the inside of the adjusting sleeve 7 is movably connected with the outside of the fixed cylinder 3 through, the top of the movable rod 4 is fixedly provided with a connecting block 9, the top of the connecting block 9 is movably provided with a placing plate 10, the back of the placing plate 10 is movably connected with the top end of the connecting block 9 through a connecting seat 11, the front of the placing plate 10 is provided with a slot 12, the top of the placing plate 10 is fixedly provided with two limiting clamps 13 which are respectively positioned at the left side and the right side of the slot 12, the right end of the back of the placing plate 10 is fixedly provided with a movable seat 14, the right side of the movable seat 14 is movably provided with a placing block 15, the connecting seat 11 is in interference sliding fit with the connecting block 9 through a connecting shaft, the top of the placing block 15 is provided with an insertion hole, the limiting clamps 13 are all in U-shaped arrangement, the back of the limiting clamps 13 is fixedly connected with the placing plate 10 through screws, the right side of the movable seat 14 and the placing block 15 slide, the anti-skid lines are arranged outside the handles 16, the top end of the connecting block 9 is provided with a U-shaped groove, the bottom of the placing plate 10 is fixedly provided with a baffle plate, a teacher can push the two handles 16 to move the handles through the universal wheel 2 to reach a required use place to finish placing, before teaching, a user can step on the connecting frame 1 with feet to rotate the two handles 16 to drive the adjusting sleeve 7 to rotate through rotating the movable bearing 8, under the action of external threads of the movable rod 4, the movable rod 4 can move up and down to adjust the height of the placing plate 10 until the user is in a proper position, the bottom of the placing plate 10 is pushed or lifted, the placing plate 10 can be angularly adjusted with the connecting block 11 through the connecting block 9, when in use, the user can open a music book or a textbook, the glued part at the back of the music book or the textbook is inserted into the slot 12 to pull the front faces of the two limit clamps 13 to respectively clamp the two sides at the, can insert the microphone from the top of placing piece 15 this moment to rotate the microphone, through the relative angle of 14 adjustment microphones of sliding seat and placing board 10, this teaching aid simple structure is reasonable, can place books or music book and microphone, liberates teacher's both hands, carries out more vivid explanation or carries out the important writing on the blackboard, and the teacher of adaptable different heights and custom simultaneously uses, convenient adjustment, convenient to use.

To sum up, the teaching aid for teaching public music classroom in university can be used for teachers to push two handles 16 to move through universal wheels 2 to reach the required using places to complete placement, before teaching, users can step on the connecting frame 1 with feet to rotate the two handles 16, the adjusting sleeve 7 is driven to rotate through rotating the movable bearing 8, the movable rod 4 is driven to move up and down to adjust the height of the placing plate 10 under the action of external threads of the movable rod 4 until the user is in a proper position, the bottom of the placing plate 10 is pushed or lifted, the placing plate 10 can be angularly adjusted through the connecting block 9 and the connecting seat 11, when in use, users can open music scores or textbooks, the glued part at the back of the music scores or the textbooks is inserted into the slot 12 to pull the front sides of the two limiting clamps 13 to respectively clamp the two sides of the top of the music scores or the textbooks, at the moment, the microphones can be inserted from the top of the placing block 15, and rotate the microphone, adjust the microphone and place the relative angle of board 10 through sliding seat 14, this teaching aid simple structure is reasonable, can place books or music book and microphone, liberation teacher's both hands, carry out more lively explanation or carry out key writing on the blackboard, adaptable different heights and the teacher of custom use simultaneously, convenient adjustment, and convenient to use, when having solved and having taught in the public music classroom of university, the music book of being difficult to avoid is being taken with the microphone and is being explained and demonstrated the student, need show important mark even when explaining and write on the blackboard, the problem of the burden of having increased the class undoubtedly to the mr.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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. College public music classroom teaching auxiliary teaching aid, including link (1), its characterized in that: the bottom fixed mounting of link (1) has universal wheel (2) that quantity is four, the top fixed mounting of link (1) has solid fixed cylinder (3), the top cartridge of solid fixed cylinder (3) has movable rod (4) that extend to solid fixed cylinder (3) inside, the inner wall left and right sides of solid fixed cylinder (3) all is provided with spacing groove (5), the equal fixed mounting in bottom left and right sides of movable rod (4) has limiting plate (6) that extend to spacing groove (5) inside, the top outside cover of solid fixed cylinder (3) is equipped with adjusting collar (7) that are located movable rod (4) outside, the inside of adjusting collar (7) and the outside of solid fixed cylinder (3) pass through loose bearing (8) swing joint, the top fixed mounting of movable rod (4) has connecting block (9), the top movable mounting of connecting block (9) has places board (10), the back of placing board (10) passes through connecting seat (11) swing joint with connecting block (9) top, the front of placing board (10) is provided with slot (12), the top fixed mounting of placing board (10) has quantity to be two and be located spacing clamp (13) of slot (12) left and right sides respectively, the back right-hand member fixed mounting of placing board (10) has movable seat (14), the right side movable mounting of movable seat (14) has places piece (15), the equal fixed mounting in left and right sides of adjustment sleeve (7) has handle (16).

2. A university public music classroom teaching aid as claimed in claim 1, wherein: the connecting frame (1) is arranged in a cross shape, and the limiting groove (5) is matched with the limiting plate (6) in a homogeneous manner.

3. A university public music classroom teaching aid as claimed in claim 1, wherein: the outside of movable rod (4) is provided with the screw thread, the inside of adjusting collar (7) and the outside threaded connection of movable rod (4).

4. A university public music classroom teaching aid as claimed in claim 1, wherein: the anti-skidding lines are arranged on the outer portion of the handle (16), the top end of the connecting block (9) is provided with a U-shaped groove, and a baffle is fixedly mounted at the bottom of the placing plate (10).

5. A university public music classroom teaching aid as claimed in claim 1, wherein: the connecting seat (11) is in interference sliding fit with the connecting block (9) through a connecting shaft, and an insertion hole is formed in the top of the placing block (15).

6. A university public music classroom teaching aid as claimed in claim 1, wherein: spacing clamp (13) all are the setting of U type, the back of spacing clamp (13) all passes through screw fixed connection with placing board (10), the right side of sliding seat (14) with place piece (15) and slide through extending to the inside fixed axle interference fit of sliding seat (14).