CN210777358U

CN210777358U - Business administration is with teaching show board

Info

Publication number: CN210777358U
Application number: CN201921967762.3U
Authority: CN
Inventors: 潘沁
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-14
Filing date: 2019-11-14
Publication date: 2020-06-16
Anticipated expiration: 2029-11-14

Abstract

The utility model discloses a teaching display board for business administration, which comprises a support frame, a limit sleeve, a rotary roller and a U-shaped supporting plate; the utility model discloses a roller bearing support frame, including support frame, bearing frame, pivot, bearing frame, support frame top middle part left and right sides vertical fixation welds has the bracing piece, the support frame top is provided with the carriage, the horizontal fixed welding of carriage bottom left and right sides symmetry has spacing sleeve pipe, and is two sets of the equal lateral rotation of spacing sleeve pipe inner chamber has run through the pivot, and is two sets of the equal fixed welding in one side that the pivot is opposite has conical gear B, the equal vertical rotation of carriage inner chamber left. The utility model discloses can make the white plastic paper who writes the content twine a set of commentaries on classics roller outer wall on, another set of white plastic paper who changes blank on the roller outer wall rotates to U type layer board front side simultaneously, for traditional teaching board, this device is at the in-process of in-service use, can provide the face of writing in super large space for the teacher, avoids teaching board face not have the department to write and can not erase the emergence of the awkward condition again.

Description

Business administration is with teaching show board

Technical Field

The utility model relates to a business administration teaching tool technical field specifically is a business administration is with teaching show board.

Background

The range of the industry and commerce management major is wide, the number of courses to be learned is large, and many courses of economics and management are covered, so that the blackboard writing can be used for teaching in the teaching process of teaching staff.

The traditional blackboard writing is that teaching staff utilize chalk or an oil pen to write teaching contents on a blackboard or a plastic plate, and then explain students according to the written blackboard writing.

However, the conventional blackboard has the following problems in the course of practical use:

1. in the actual use process of the traditional blackboard, the space which can be written on the surface of the blackboard is limited, so that new contents are often written, but the blackboard is full of the written contents and cannot be erased temporarily;

2. traditional blackboard is at the in-process of in-service use, and the content that the blackboard can not write to the professor personnel is preserved, leads to the professor personnel not arrive a class and just will write same content repeatedly, has wasted professor personnel's classroom lecture time greatly.

In order to solve the problem, the utility model provides a teaching show board for business administration.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a business administration is with teaching show board has solved the problem that proposes in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a teaching display board for business administration comprises a support frame, a limiting sleeve, a rotary roller and a U-shaped supporting plate;

the utility model discloses a roller, including support frame, roller, support frame top, two sets of the perpendicular fixed welding in support frame top middle part left and right sides has the bracing piece, the support frame top is provided with the carriage, the horizontal fixed welding of carriage bottom left and right sides symmetry has spacing sleeve, and is two sets of the equal transverse rotation of spacing sleeve inner chamber has run through the pivot, and is two sets of the equal fixed welding in pivot opposite side has conical gear B, the equal perpendicular rotation in carriage inner chamber left and right sides has run through to change the roller, and is two sets of it has the gear, two sets of all be located the carriage inner chamber, and it is two sets of to change the roller outer wall and the both ends fixed bonding of white plastic paper respectively change the equal fixed welding in roller bottom and have conical gear A.

As an optimized embodiment of the present invention, the four corners of the bottom of the supporting frame are all screwed with lockable universal wheels.

As a preferred embodiment of the utility model, it is two sets of bracing piece top vertical fixation welds in the braced frame bottom middle part left and right sides respectively.

As an embodiment of the utility model, it is two sets of the equal fixed welding of one end that the pivot was kept away from each other has the bull stick, and is two sets of the equal transverse rotation in bull stick bottom has run through the handle.

As an optimized implementation mode of the utility model, it is two sets of rotate through the chain between the gear and connect, white plastic paper is located between two sets of gears.

As an embodiment of the present invention, it is two sets of bevel gear a is located the braced frame bottom left and right sides respectively, and two sets of bevel gear a mesh with two sets of bevel gear B respectively.

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

1. the utility model relates to a business administration is with teaching show board rotates the turning handle, just can make the white plastic paper who writes the content twine on a set of commentaries on classics roller outer wall, another set of white plastic paper that changes on the roller outer wall simultaneously rotates to U type layer board front side, for traditional teaching show board, this device is at the in-process of in-service use, can provide the face of writing in super large space for the teacher, avoids the teaching board face to have the department to write and can not erase the emergence of the awkward condition again.

2. The utility model relates to a business administration is with teaching show board, the contrarotation turning handle just can make and write the content and twine the white plastic paper that changes on the roller and change back U type layer board front side, for traditional teaching show board, this device is at the in-process of in-service use, can effectually preserve the teaching content that the teaching staff wrote, make the teaching staff only need write once just can use repeatedly at each class, the effectual burden of writing the blackboard writing when having reduced the teaching staff, make teacher's classroom time more abundant.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a front view of a teaching display board for business administration of the present invention;

FIG. 2 is a front sectional view of the teaching demonstration board for business administration of the present invention;

FIG. 3 is a top sectional view of the supporting frame of the teaching display board for business administration of the present invention;

fig. 4 is the utility model relates to a forward-looking section connection diagram of bull stick, pivot and the commentaries on classics roller of teaching show board for business administration.

In the figure: the locking type universal wheel comprises a locking type universal wheel 1, a supporting frame 2, a supporting rod 3, a supporting frame 4, a limiting sleeve 5, a rotating handle 6, a rotating rod 7, a rotating shaft 8, a rotating roller 9, a gear 10, white plastic paper 11, a chain 12, a U-shaped supporting plate 13, a bevel gear A14 and a bevel gear B15.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "connected" and "disposed" are to be interpreted broadly, and may be, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed; the utility model discloses in the model of providing with electrical apparatus only supplies the reference, to the ordinary technical personnel in this field, can change the different models that the function is the same according to the in service use condition and use electrical apparatus, to the ordinary technical personnel in this field, can the particular case understand that above-mentioned term is in the utility model provides a concrete meaning.

Referring to fig. 1-4, the present invention provides a technical solution: a teaching display board for business administration comprises a support frame 2, a support frame 4, a limiting sleeve 5, a rotary roller 9 and a U-shaped supporting plate 13;

the left side and the right side of the middle part of the top end of the support frame 2 are vertically and fixedly welded with support rods 3, the top of the support frame 2 is provided with a support frame 4, the left side and the right side of the bottom of the supporting frame 4 are symmetrically and transversely fixedly welded with limiting sleeves 5, inner cavities of the two groups of limiting sleeves 5 are transversely and rotatably penetrated with rotating shafts 8, one sides of the two groups of rotating shafts 8 opposite to each other are fixedly welded with conical gears B15, the left side and the right side of the inner cavity of the supporting frame 4 are vertically and rotatably penetrated by rotary rollers 9, the outer walls of the two groups of rotary rollers 9 are fixedly welded with gears 10, the two groups of gears 10 are positioned in the inner cavity of the supporting frame 4, the outer walls of the two groups of rotary rollers 9 are fixedly bonded with the two ends of white plastic paper 11 respectively, the bottoms of the two groups of rotary rollers 9 are fixedly welded with conical gears A14, a U-shaped supporting plate 13 is fixedly welded in the middle of an inner cavity of the supporting frame 4, and the white plastic paper 11 is located on the front side of the U-shaped supporting plate 13.

Wherein, but the equal screwed connection in 2 bottom four corners of support frame has lockable universal wheel 1.

Wherein, the tops of the two groups of support rods 3 are respectively and vertically fixedly welded on the left side and the right side of the middle part of the bottom end of the support frame 4.

Wherein, two sets of the equal fixed welding of one end that the pivot 8 kept away from each other has bull stick 7, and two sets of 7 bottoms of bull stick are all transversely rotated and are penetrated handle 6.

The two groups of gears 10 are rotationally connected through a chain 12, and the white plastic paper 11 is located between the two groups of gears 10.

The two groups of bevel gears A14 are respectively located at the left side and the right side of the bottom of the support frame 4, and the two groups of bevel gears A14 are respectively meshed with the two groups of bevel gears B15.

It should be noted that, the utility model relates to a teaching show board for business administration, including lockable universal wheel 1, support frame 2, bracing piece 3, carriage 4, spacing sleeve 5, turning handle 6, bull stick 7, pivot 8, change roller 9, gear 10, white plastic paper 11, chain 12, U type layer board 13, bevel gear A14, conical gear B15, the part is general standard component or the part that technical staff in the field knows, and its structure and principle all are that this technical staff all can learn through the technical manual or learn through conventional experimental method.

The working principle, white plastic paper 11 twines on two sets of commentaries on classics roller 9 outer walls, when using this device, U type layer board 13 supports white plastic paper 11, then the teacher just can write the teaching content on white plastic paper 11 through oil pen, write the back on the white plastic paper 11 of U type layer board 13 front side, rotate turning handle 6, turning handle 6 drives pivot 8 through bull stick 7 and rotates, pivot 8 drives bevel gear A14 through bevel gear B15 and rotates, bevel gear A14 drives gear 10 through commentaries on classics roller 9 and rotates through chain 12 syntropy between two sets of gear 10, and then make white plastic paper 11 who has written the content twine on one set of commentaries on classics roller 9 outer wall, white plastic paper 11 on another set of commentaries on classics roller 9 outer wall rotates to U type layer board 13 front side simultaneously, for traditional teaching show board, this device is in-service's process, can provide the board of writing in super large space for the teacher, avoid the board face of teaching to write the emergence that can not erase the awkward condition again, reverse rotation turning handle 6 just can make and write the content and twine the white plastic paper 11 that changes back U type layer board 13 front side on changeing the roller 9, for traditional teaching show board, this device is at the in-process of in-service use, can effectually preserve the teaching content that the teaching staff wrote, make the teaching staff only need write once just can use repeatedly at each class, the effectual burden of writing board when having reduced the teaching staff teaching, make teacher's classroom time more abundant.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A teaching display board for business administration is characterized by comprising a support frame (2), a support frame (4), a limiting sleeve (5), a rotary roller (9) and a U-shaped supporting plate (13);

the supporting frame is characterized in that supporting rods (3) are perpendicularly and fixedly welded on the left side and the right side of the middle portion of the top end of the supporting frame (2), a supporting frame (4) is arranged on the top of the supporting frame (2), limiting sleeves (5) are symmetrically and transversely and fixedly welded on the left side and the right side of the bottom of the supporting frame (4), rotating shafts (8) are transversely and rotatably penetrated in two groups of inner cavities of the limiting sleeves (5), conical gears B (15) are fixedly welded on one opposite sides of the two groups of rotating shafts (8), rotating rollers (9) are perpendicularly and rotatably penetrated in the left side and the right side of the inner cavity of the supporting frame (4), gears (10) are fixedly welded on the outer walls of the two groups of rotating rollers (9), the two groups of gears (10) are respectively positioned in the inner cavity of the supporting frame (4), the outer walls of the two groups of rotating rollers (9) are fixedly bonded with the, the middle part of the inner cavity of the supporting frame (4) is fixedly welded with a U-shaped supporting plate (13), and the white plastic paper (11) is located on the front side of the U-shaped supporting plate (13).

2. The teaching display board for business administration of claim 1, wherein: four corners of the bottom of the support frame (2) are all connected with lockable universal wheels (1) by screws.

3. The teaching display board for business administration of claim 1, wherein: the tops of the two groups of support rods (3) are respectively and vertically fixedly welded on the left side and the right side of the middle part of the bottom end of the support frame (4).

4. The teaching display board for business administration of claim 1, wherein: two sets of equal fixed welding of one end of keeping away from each other of pivot (8) has bull stick (7), and is two sets of bull stick (7) bottom all transversely rotates and has run through handle (6).

5. The teaching display board for business administration of claim 1, wherein: the two groups of gears (10) are rotationally connected through a chain (12), and the white plastic paper (11) is located between the two groups of gears (10).

6. The teaching display board for business administration of claim 1, wherein: the two groups of bevel gears A (14) are respectively positioned at the left side and the right side of the bottom of the supporting frame (4), and the two groups of bevel gears A (14) are respectively meshed with the two groups of bevel gears B (15).