CN213664445U

CN213664445U - Multifunctional demonstrating board for Chinese teaching

Info

Publication number: CN213664445U
Application number: CN202020931644.3U
Authority: CN
Inventors: 柳熙
Original assignee: Hunan Arts and Crafts Vocational College
Current assignee: Hunan Arts and Crafts Vocational College
Priority date: 2020-05-27
Filing date: 2020-05-27
Publication date: 2021-07-13
Anticipated expiration: 2030-05-27

Abstract

The utility model provides a chinese teaching is with multi-functional demonstrating board belongs to teaching aid technical field, including the containing box, containing box upper portion articulates there is the case lid, and the containing box is inside to be connected with demonstrating board group through lifting unit, demonstrating board group include with lifting unit fixed connection's first plate body, articulate the left third plate body of first plate body and articulate the second plate body on first plate body right side, first plate body upper portion slidable mounting has and is used for preventing that second plate body and third plate body from comparing in the spacing subassembly that first plate body took place to deflect, spacing subassembly includes the fixture block and sets up the draw-in groove of fixture block bottom, the width of draw-in groove with first plate body, second plate body and third plate body thickness are the same. The embodiment of the utility model provides a have simple structure, convenient to use's advantage, when not using, can accomodate into containing box with teaching board group inside to reduce the occupation space of demonstrating board, conveniently carry.

Description

Multifunctional demonstrating board for Chinese teaching

Technical Field

The utility model belongs to the technical field of the teaching aid, specifically a chinese teaching is with multi-functional demonstrating board.

Background

The blackboard is widely used as traditional teaching aid, but the blackboard is fixed on the wall mostly, can only be used for indoor occasions such as classroom, consequently, when some non-indoor occasions teach, need use the relatively less demonstrating board of volume to assist teaching usually.

The prior teaching board is mostly composed of a board body for writing and a bracket for supporting the board body, and the board body can be clamped on the bracket during use, but the teaching board with the structure still occupies a larger space and has the defect of inconvenient carrying.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a to solve the technical problem that is not enough to above-mentioned prior art provides a multi-functional demonstrating board is used in chinese teaching.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model provides a chinese teaching is with multi-functional demonstrating board, includes the containing box, containing box upper portion articulates there is the case lid, and the containing box is inside to be connected with teaching board group through lifting unit, teaching board group include with lifting unit fixed connection's first plate body, articulate the left third plate body of first plate body and articulate the second plate body on first plate body right side, first plate body upper portion slidable mounting has the spacing subassembly that is used for preventing that second plate body and third plate body from comparing in first plate body and taking place to deflect, spacing subassembly includes the fixture block and sets up the draw-in groove of fixture block bottom, the width of draw-in groove with first plate body, second plate body and third plate body thickness are the same.

As a further improvement of the utility model: the lifting component is a scissor type lifting rod.

As a further improvement of the utility model: the containing box side still is provided with supporting component, supporting component is including seting up containing groove and the activity setting of containing box side are in contain the side vaulting pole of inslot portion, the fixed bracing piece that is provided with in side vaulting pole upper end left and right sides, it has offered and supplies to contain inslot wall the gliding spout of bracing piece.

As a further improvement of the utility model: the end of the supporting rod is rotatably provided with a roller, and the roller is embedded into the sliding groove and is in rolling fit with the sliding groove.

As a further improvement of the present invention: the jack has been seted up to the spout inner wall, the side of side vaulting pole has been seted up and has been slided the chamber, the activity of sliding intracavity portion is provided with the inserted bar, inserted bar one end is passed the bracing piece and with the jack cooperatees, be provided with on the side vaulting pole and can promote the inserted bar to the push pedal that the jack direction removed.

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

the embodiment of the utility model provides a have simple structure, convenient to use's advantage, when not using, can accomodate into containing box with teaching board group inside to reduce the occupation space of demonstrating board, conveniently carry.

Drawings

FIG. 1 is a schematic structural view of a multifunctional teaching board for Chinese teaching;

FIG. 2 is a schematic structural diagram of a position-limiting component in a multifunctional demonstrating board for Chinese teaching;

FIG. 3 is a schematic structural view of a support member in the multifunctional demonstrating board for Chinese teaching;

FIG. 4 is an enlarged view of area A in FIG. 3;

in the figure: 1-containing box, 2-lifting component, 3-box cover, 4-first plate body, 5-second plate body, 6-clamping block, 7-third plate body, 8-clamping groove, 9-side supporting rod, 10-containing groove, 11-sliding groove, 12-roller, 13-supporting rod, 14-insertion hole, 15-insertion rod, 16-sliding cavity and 17-push plate.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, 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 for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, 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.

Example 1

Referring to fig. 1-2, the present embodiment provides a multifunctional teaching board for chinese teaching, comprising a storage box 1, the upper part of the containing box 1 is hinged with a box cover 3, the interior of the containing box 1 is connected with a demonstration board group through a lifting component 2, the teaching board group comprises a first board body 4 fixedly connected with the lifting component 2, a third board body 7 hinged on the left side of the first board body 4 and a second board body 5 hinged on the right side of the first board body 4, a limiting component for preventing the second plate body 5 and the third plate body 7 from deflecting compared with the first plate body 4 is slidably mounted on the upper portion of the first plate body 4, specifically, the limiting assembly comprises a clamping block 6 and a clamping groove 8 formed in the bottom of the clamping block 6, and the width of the clamping groove 8 is equal to the thickness of the first plate body 4, the second plate body 5 and the third plate body 7.

When the teaching board assembly is used, the teaching board assembly can be lifted to the outside of the containing box 1 from the inside of the containing box 1, the lifting assembly 2 is used for supporting, the first board body 4, the second board body 5 and the third board body 7 which are folded together are unfolded, and the fixture block 6 is slid to the intersection of the first board body 4 and the second board body 5 and the intersection of the first board body 4 and the third board body 7, so that the first board body 4, the second board body 5 and the third board body 7 are kept straight, and the second board body 5 and the third board body 7 are prevented from deflecting when the teaching board assembly is used; when not using, can accomodate teaching board group to containing box 1 in to reduce the occupation space of demonstrating board, portable.

Specifically, the lifting component 2 is a scissor-fork type lifting rod.

Example 2

Referring to fig. 2-4, in this embodiment, compared with embodiment 1, a support assembly is further disposed on a side of the storage box 1, specifically, the support assembly includes a storage groove 10 disposed on a side surface of the storage box 1 and a side stay bar 9 movably disposed inside the storage groove 10, support bars 13 are fixedly disposed on left and right sides of an upper end of the side stay bar 9, and a sliding groove 11 for the support bars 13 to slide is disposed on an inner wall of the storage groove 10.

The bottom of the side supporting rod 9 is lifted up from the accommodating groove 10, so that the side supporting rod 9 is of an inclined structure, the side supporting rod 9 is pulled downwards, the side supporting rod 9 drives the supporting rod 13 to slide downwards along the sliding groove 11, the bottom of the side supporting rod 9 is used for touching the ground, the supporting purpose is achieved, and the stability of the teaching board in use is ensured.

Further, the end of the supporting rod 13 is rotatably provided with a roller 12, and the roller 12 is embedded in the chute 11 and is in rolling fit with the chute 11.

Through the setting of gyro wheel 11 to reduce the friction when bracing piece 13 slides along spout 11, improve the stationarity when side vaulting pole 9 removes.

Further, jack 14 has been seted up to spout 11 inner wall, smooth chamber 16 has been seted up to side vaulting pole 9 side, the inside activity in smooth chamber 16 is provided with inserted bar 15, inserted bar 15 one end is passed bracing piece 13 and with jack 14 cooperatees, be provided with on the side vaulting pole 9 and promote inserted bar 15 to the push pedal 17 that the jack 14 direction removed.

When the bottom of the side stay bar 9 touches the ground, the push plate 17 is pushed, and the push plate 17 drives the end part of the inserted bar 15 to extend into the jack 14, so that the side stay bar 9 is fixed, the supporting effect of the side stay bar 9 is improved, and the side stay bar 9 is prevented from upwards sliding by itself under stress.

The utility model discloses a theory of operation is: when the teaching board assembly is used, the teaching board assembly can be lifted to the outside of the containing box 1 from the inside of the containing box 1, the lifting assembly 2 is used for supporting, the first board body 4, the second board body 5 and the third board body 7 which are folded together are unfolded, and the fixture block 6 is slid to the intersection of the first board body 4 and the second board body 5 and the intersection of the first board body 4 and the third board body 7, so that the first board body 4, the second board body 5 and the third board body 7 are kept straight, and the second board body 5 and the third board body 7 are prevented from deflecting when the teaching board assembly is used; when not using, can accomodate teaching board group to containing box 1 in to reduce the occupation space of demonstrating board, portable.

The embodiment of the utility model provides a have simple structure, convenient to use's advantage, when not using, can accomodate into containing box 1 inside with teaching board group to reduce the occupation space of demonstrating board, conveniently carry.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. The utility model provides a chinese teaching is with multi-functional demonstrating board, a serial communication port, including containing box (1), containing box (1) upper portion articulates there is case lid (3), and containing box (1) is inside to be connected with demonstrating board group through lifting unit (2), demonstrating board group include with lifting unit (2) fixed connection's first plate body (4), articulate first plate body (4) left third plate body (7) and articulate second plate body (5) on first plate body (4) right side, first plate body (4) upper portion slidable mounting has and is used for preventing that second plate body (5) and third plate body (7) from comparing the spacing subassembly that takes place the deflection in first plate body (4), spacing subassembly includes fixture block (6) and sets up draw-in groove (8) of fixture block (6) bottom, the width of draw-in groove (8) with first plate body (4), The second plate body (5) and the third plate body (7) have the same thickness.

2. The multifunctional demonstrating board for Chinese teaching as claimed in claim 1, wherein the lifting assembly (2) is a scissor lift bar.

3. The multifunctional demonstrating board for Chinese teaching according to claim 1, wherein a supporting component is further arranged on the side of the containing box (1), the supporting component comprises a containing groove (10) formed in the side of the containing box (1) and a side supporting rod (9) movably arranged in the containing groove (10), supporting rods (13) are fixedly arranged on the left and right sides of the upper end of the side supporting rod (9), and sliding grooves (11) for the sliding of the supporting rods (13) are formed in the inner wall of the containing groove (10).

4. The multifunctional demonstrating board for Chinese teaching as claimed in claim 3, wherein the supporting rod (13) is rotatably provided with a roller (12) at its end, and the roller (12) is embedded in the sliding groove (11) and is in rolling fit with the sliding groove (11).

5. The multifunctional demonstrating board for Chinese teaching according to claim 3 or 4, wherein the inner wall of the sliding groove (11) is provided with a jack (14), the side surface of the side stay bar (9) is provided with a sliding cavity (16), the sliding cavity (16) is movably provided with an inserted bar (15), one end of the inserted bar (15) passes through the supporting bar (13) and is matched with the jack (14), and the side stay bar (9) is provided with a push plate (17) capable of pushing the inserted bar (15) to move towards the jack (14).