CN216412463U

CN216412463U - Japanese education specialty teaching demonstration board

Info

Publication number: CN216412463U
Application number: CN202122361968.5U
Authority: CN
Inventors: 占柳
Original assignee: Xianning Vocational Technical College
Current assignee: Xianning Vocational Technical College
Priority date: 2021-09-28
Filing date: 2021-09-28
Publication date: 2022-04-29
Anticipated expiration: 2031-09-28

Abstract

The utility model discloses a Japanese education major teaching demonstration board which comprises a first demonstration board, wherein the middle end of the bottom of the first demonstration board is movably connected with a threaded sleeve through a bearing, the inner surface of the threaded sleeve is in threaded connection with a threaded rod, the bottom of the threaded rod is fixedly connected with a bottom board, and locking holes are formed in the periphery of the first demonstration board. Under the action of mutual matching of the first demonstration board, the second demonstration board, the threaded sleeve, the bottom board, the threaded rod, the hinge, the push rod, the spring, the locking rod, the working cavity and the locking hole, the demonstration board has the functions of height adjustment and demonstration width adjustment, the space occupied by the demonstration board is effectively reduced, a user can conveniently store and place the demonstration board, and the problems that the existing demonstration board does not have the storage function, and a large space area is occupied in the storage process in a non-use state, and the storage space is wasted are solved.

Description

Japanese education specialty teaching demonstration board

Technical Field

The utility model relates to the technical field of teaching aids, in particular to a teaching demonstration board for Japanese education major.

Background

Demonstration board is as the teaching aid commonly used in teacher's teaching, has the convenient direct advantage of show of writing for demonstrate or show the content of giving lessons, nevertheless current demonstration board does not possess and accomodates the function, deposits the in-process under the non-user state and has taken great area in space, and then has caused the waste that stores the space, has not satisfied people's user demand.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a Japanese education major teaching demonstration board which has the advantage of convenience in storage and solves the problems that an existing demonstration board does not have a storage function, and a storage space is wasted due to the fact that a large space area is occupied in a storage process in a non-use state.

In order to achieve the purpose, the utility model provides the following technical scheme: a Japanese education major teaching demonstration board comprises a first demonstration board, the middle end of the bottom of the first demonstration board is movably connected with a threaded sleeve through a bearing, the inner surface of the threaded sleeve is connected with a threaded rod in a threaded manner, the bottom of the threaded rod is fixedly connected with a bottom plate, the periphery of the first demonstration board is provided with locking holes, two ends of two sides of the back surface of the first demonstration board are fixedly provided with hinges, a second demonstration board is fixedly arranged between the front surfaces of the two hinges, two ends of one side, close to each other, of the two second demonstration boards are provided with working cavities, a spring is fixedly connected with one side of the inner cavity of the working cavity, which is far away from the locking hole, a locking rod is fixedly connected with one side of the surface of the spring, which is close to the locking hole, the surface of the locking rod is movably connected to the surface of the locking hole, and the push rod is fixedly connected to the surface of the locking rod.

Preferably, the surface of the push rod and one side far away from the locking rod are fixedly connected with a push block, and the surface of the push block is provided with an anti-skidding groove.

Preferably, one side fixedly connected with slider on the surface of locking pole and keeping away from the push rod, the fixedly connected with slide bar between the both sides of working chamber inner chamber, the internal surface swing joint of slider is in the surface of slide bar.

Preferably, the lower ends of the two sides of the threaded sleeve are fixedly connected with rotating handles, and the surface of each rotating handle is sleeved with a protective sleeve.

Preferably, the top of the first demonstration board is fixedly connected with a handle, and an anti-slip sleeve is sleeved at the middle end of the handle.

Preferably, the both ends of first demonstration board bottom all swing joint have the gag lever post, the bottom fixed connection of gag lever post is in the top of bottom plate, all there is the brake truckle bottom the bottom of bottom plate all around through bearing swing joint.

Compared with the prior art, the utility model has the following beneficial effects:

1. the utility model is convenient for writing and demonstrating teaching contents by arranging the first demonstration board and the second demonstration board, and the threaded sleeve is operated to rotate so as to move along the surface of the threaded rod above the bottom plate, the first demonstration board, the hinge and the second demonstration board can be driven to move while the threaded sleeve moves, thereby achieving the effect of adjusting the heights of the first demonstration board and the second demonstration board, simultaneously being convenient for a user to adjust the heights according to the storage requirements, simultaneously moving to one side of the spring by controlling the push rod so as to drive the locking rod to move, extruding the spring in the working cavity while moving the locking rod, enabling the spring to generate tension on the locking rod, and pushing the second demonstration board to rotate along the hinge on the first demonstration board until the locking rod is completely drawn out from the locking hole on the first demonstration board by the user, and make the second demonstration board can with carry out the fifty percent discount between the first demonstration board, thereby reached and carried out the effect of adjusting the width of first demonstration board and second demonstration board, convenient to use person adjusts the width according to the demand of accomodating, under whole complex effect, realized that this demonstration board possesses height control and demonstration width control's function, and the effectual required space that occupies of this demonstration board of having reduced is accomodate, convenient to use person accomodates this demonstration board and places, it does not possess the function of accomodating to have solved current show board, deposit the in-process under the non-use state and occupied great space area, and then caused the extravagant problem of storage space.

2. According to the utility model, through the arrangement of the push block and the anti-slip groove, a user can conveniently operate the push rod to move, through the arrangement of the slide block and the slide rod, the purpose of limiting the locking rod is achieved, through the arrangement of the rotating handle and the protective sleeve, the user can conveniently operate the threaded sleeve to rotate, through the arrangement of the lifting handle and the anti-slip sleeve, the user can conveniently carry the whole body, through the arrangement of the limiting rod, the purpose of limiting the position between the bottom plate and the first demonstration plate is achieved, through the arrangement of the brake caster wheel, the convenience of integral movement is improved, and the integral movement is convenient.

Drawings

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

FIG. 2 is a schematic cross-sectional view of the back of a first demonstration board of the present invention;

fig. 3 is a partial enlarged view of the utility model at a in fig. 2.

In the figure: 1. a first demonstration board; 2. a second demonstration board; 3. a handle; 4. an anti-slip sleeve; 5. braking the caster; 6. a limiting rod; 7. a base plate; 8. a threaded rod; 9. turning a handle; 10. a threaded sleeve; 11. a slider; 12. a locking hole; 13. a lock lever; 14. a push rod; 15. a push block; 16. a spring; 17. a working chamber; 18. a slide bar; 19. and (7) a hinge.

Detailed Description

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

In the description herein, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings to facilitate the description of the patent and to simplify the description, but do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be considered limiting of the patent. In the description of the present application, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can, for example, be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Referring to fig. 1-3, a japanese education major teaching demonstration board comprises a first demonstration board 1, a handle 3 is fixedly connected to the top of the first demonstration board 1, an anti-slip sleeve 4 is sleeved on the middle end of the handle 3, the user can conveniently use the handle 3 and the anti-slip sleeve 4 to integrally prompt, a threaded sleeve 10 is movably connected to the middle end of the bottom of the first demonstration board 1 through a bearing, rotating handles 9 are fixedly connected to the lower ends of the two sides of the threaded sleeve 10, a protective sleeve is sleeved on the surface of each rotating handle 9, the user can conveniently operate the threaded sleeve 10 to rotate through the arrangement of the rotating handles 9 and the protective sleeve, a threaded rod 8 is connected to the inner surface of the threaded sleeve 10 through threads, a bottom board 7 is fixedly connected to the bottom of the threaded rod 8, limiting rods 6 are movably connected to the two ends of the bottom of the first demonstration board 1, the bottom of each limiting rod 6 is fixedly connected to the top of the bottom board 7, and the limiting rods 6 are arranged, the purpose of limiting the position between the bottom plate 7 and the first demonstration plate 1 is achieved, the periphery of the bottom plate 7 is movably connected with brake casters 5 through bearings, the convenience of integral movement is improved through the arrangement of the brake casters 5, the integral movement is convenient, the periphery of the first demonstration plate 1 is provided with locking holes 12, two ends of two sides of the back surface of the first demonstration plate 1 are fixedly provided with hinges 19, a second demonstration plate 2 is fixedly arranged between the front surfaces of the two hinges 19, two ends of one side, close to each other, of the two second demonstration plates 2 are respectively provided with a working chamber 17, one side, far away from the locking holes 12, of the inner chamber of the working chamber 17 is fixedly connected with a spring 16, one side, close to the locking holes 12, of the surface of the spring 16 is fixedly connected with a locking rod 13, the surface of the locking rod 13 is movably connected with the surface of the locking holes 12, the surface of the locking rod 13 is fixedly connected with a push rod 14, a push block 15 is fixedly connected to the surface of the push rod 14 and one side far away from the locking rod 13, an anti-slip groove is formed in the surface of the push block 15, the push rod 14 is convenient to operate and move by a user through the arrangement of the push block 15 and the anti-slip groove, a slide block 11 is fixedly connected to the surface of the locking rod 13 and one side far away from the push rod 14, a slide rod 18 is fixedly connected between two sides of an inner cavity of the working cavity 17, the inner surface of the slide block 11 is movably connected to the surface of the slide rod 18, the purpose of limiting the locking rod 13 is achieved through the arrangement of the slide block 11 and the slide rod 18, the teaching content is convenient to write and demonstrate through the arrangement of the first demonstration plate 1 and the second demonstration plate 2, the threaded sleeve 10 is enabled to move along the surface of the threaded rod 8 above the bottom plate 7 through the operation of rotating the threaded sleeve 10, the first demonstration plate 1, the hinge 19 and the second demonstration plate 2 can be driven to move when the threaded sleeve 10 moves, thereby achieving the effect of adjusting the heights of the first demonstration board 1 and the second demonstration board 2, facilitating the user to adjust the heights according to the storage requirements, simultaneously moving the push rod 14 to one side of the spring 16 to drive the locking rod 13 to move, extruding the spring 16 in the working chamber 17 while moving the locking rod 13, so that the spring 16 generates tension on the locking rod 13, and after the locking rod 13 is completely drawn out from the locking hole 12 on the first demonstration board 1, the user can push the second demonstration board 2 to rotate along the hinge 19 on the first demonstration board 1, so that the second demonstration board 2 can be folded with the first demonstration board 1, thereby achieving the effect of adjusting the widths of the first demonstration board 1 and the second demonstration board 2, facilitating the user to adjust the widths according to the storage requirements, under whole complex effect, realized that this demonstration board possesses the function of altitude mixture control and demonstration width control, and the effectual space that needs to occupy is accomodate to this demonstration board that has reduced, convenient to use person accomodates this demonstration board and places, has solved current show board and has not possessed and accomodate the function, deposits the in-process under the non-user state and has taken great space area, and then has caused the problem of storing the space waste.

All the parts in the utility model are universal standard parts or parts known by technicians in the field, the structure and the principle of the parts are known by technicians in the field through technical manuals or conventional experimental methods, meanwhile, standard parts used in the application document can be purchased from the market, all the parts in the application document can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of all the parts adopts conventional means such as bolts, rivets, welding and the like mature in the prior art, machines, parts and equipment adopt conventional models in the prior art, and specific description is not given.

When the demonstration board is used, the teaching content is conveniently written and demonstrated by arranging the first demonstration board 1 and the second demonstration board 2, the threaded sleeve 10 is rotated by operating the threaded sleeve 10, so that the threaded sleeve 10 moves along the surface of the threaded rod 8 above the bottom board 7, the first demonstration board 1, the hinge 19 and the second demonstration board 2 can be driven to move while the threaded sleeve 10 moves, the effect of adjusting the heights of the first demonstration board 1 and the second demonstration board 2 is achieved, a user can conveniently adjust the heights according to the storage requirements, meanwhile, the locking rod 13 can be driven to move by operating the push rod 14 to move towards one side of the spring 16, the spring 16 in the working cavity 17 can be extruded while the locking rod 13 moves, the spring 16 can generate tension on the locking rod 13 until the locking rod 13 is completely drawn out from the locking hole 12 on the first demonstration board 1, the user alright rotate along the 19 departments of hinge on the first demonstration board 1 in order to promote second demonstration board 2, and make second demonstration board 2 can with carry out the fifty percent discount between the first demonstration board 1, thereby reached and carried out the effect of adjusting first demonstration board 1 and second demonstration board 2's width, convenient to use person adjusts the width according to the demand of accomodating, under whole complex effect, realized that this demonstration board possesses the function of altitude mixture control and demonstration width modulation, and the effectual required space that occupies of accomodating of this demonstration board that has reduced, convenient to use person accomodates this demonstration board and places.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a japanese education specialty teaching demonstration board, includes first demonstration board (1), its characterized in that: the middle end of the bottom of the first demonstration board (1) is movably connected with a threaded sleeve (10) through a bearing, the inner surface of the threaded sleeve (10) is in threaded connection with a threaded rod (8), the bottom of the threaded rod (8) is fixedly connected with a bottom board (7), locking holes (12) are formed in the periphery of the first demonstration board (1), hinges (19) are fixedly mounted at two ends of two sides of the back of the first demonstration board (1), a second demonstration board (2) is fixedly mounted between the front surfaces of the two hinges (19), working chambers (17) are formed in two ends, close to one side, of the second demonstration boards (2), the inner cavity of each working chamber (17) is fixedly connected with a spring (16) at one side far away from the locking holes (12), and a locking rod (13) is fixedly connected to one side, close to the locking holes (12), of the surface of the spring (16), the surface of the locking rod (13) is movably connected to the surface of the locking hole (12), and a push rod (14) is fixedly connected to the surface of the locking rod (13).

2. The teaching demonstration board for japanese education major according to claim 1, wherein: the anti-skidding mechanism is characterized in that a push block (15) is fixedly connected to one side, far away from the locking rod (13), of the surface of the push rod (14), and an anti-skidding groove is formed in the surface of the push block (15).

3. The teaching demonstration board for japanese education major according to claim 1, wherein: the surface of the locking rod (13) is fixedly connected with a sliding block (11) on one side far away from the push rod (14), a sliding rod (18) is fixedly connected between two sides of an inner cavity of the working cavity (17), and the inner surface of the sliding block (11) is movably connected to the surface of the sliding rod (18).

4. The teaching demonstration board for japanese education major according to claim 1, wherein: the lower ends of the two sides of the threaded sleeve (10) are fixedly connected with a rotating handle (9), and a protective sleeve is sleeved on the surface of the rotating handle (9).

5. The teaching demonstration board for japanese education major according to claim 1, wherein: the top fixedly connected with handle (3) of first demonstration board (1), the well pot head of handle (3) is equipped with antiskid cover (4).

6. The teaching demonstration board for japanese education major according to claim 1, wherein: the equal swing joint in both ends of first demonstration board (1) bottom has gag lever post (6), the bottom fixed connection of gag lever post (6) is in the top of bottom plate (7), all there are brake truckle (5) all through bearing swing joint around bottom plate (7) bottom.