CN214414479U

CN214414479U - Explanation board for Chinese language and literature teaching

Info

Publication number: CN214414479U
Application number: CN202021690324.XU
Authority: CN
Inventors: 周馨
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-14
Filing date: 2020-08-14
Publication date: 2021-10-19
Anticipated expiration: 2030-08-14

Abstract

The utility model discloses an explanation board of chinese language and literature teaching usefulness, its characterized in that: including altitude mixture control box, locker body, explanation board and altitude mixture control mechanism, the altitude mixture control box is upper end open-ended cavity structure setting, the relative both sides wall upper portion symmetry of altitude mixture control box is equipped with two sets of sleeves, and is two sets of the sleeve is close to a lateral symmetry each other and is equipped with the spout, locker body lower extreme symmetry is equipped with two sets of slides, and is two sets of the slide slides and locates in two sets of sleeves, altitude mixture control mechanism locates in the altitude mixture control box, explanation board one end is articulated to be located locker body upper end through the hinge, the explanation board other end is connected with locker body upper end opposite side buckle, be equipped with on the locker body and put the thing steamer tray. The utility model relates to a chinese teaching aid field specifically provides one kind can use habit according to teacher and student and adjust explanation board height and inclination, and collect explanation board and locker in an organic whole, portable's explanation board of chinese language and literature teaching usefulness.

Description

Explanation board for Chinese language and literature teaching

Technical Field

The utility model relates to a chinese teaching aid field specifically is an explanation board of chinese language and literature teaching usefulness.

Background

Chinese language and literature is a word and sentence for studying languages, and many literary works such as ancient and modern poems, prose, novels and the like are viewed and analyzed, and a Chinese language and literature teacher needs to perform a large amount of article and vocabulary explanation in the course of teaching so as to be convenient for students to understand and increase the knowledge reserve of the students, and meanwhile, the teacher also needs to perform writing annotation explanation and the like on important points; in addition, in order to facilitate understanding of students and improve classroom interest of the students, in the process of teaching Chinese language and literature, a plurality of teaching aids such as brush calligraphy copybooks and chucks need to be used for assisting teachers to write for explanation, and therefore a teacher desk needs to be equipped for placing the teaching aids such as the brush calligraphy copybooks and cards. Present chinese language and literature teaching is with explanation board usually and lectern for separately setting up, when removing explanation board position, need be equipped with the lectern in addition, need the teacher to carry the required teaching material teaching aid of using of teaching again alone.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming prior art's defect, the utility model provides a can use custom adjustment explanation board height and inclination according to teacher and student, and collect explanation board and locker in an organic whole, portable's explanation board that chinese language and literature teaching was used.

The utility model adopts the following technical scheme: the utility model relates to an explanation board for Chinese language and literature teaching, which comprises a height adjusting box body, a locker body, an explanation board and a height adjusting mechanism, wherein the height adjusting box body is a hollow cavity structure with an open upper end, two sets of sleeves are symmetrically arranged on the upper parts of the two opposite side walls of the height adjusting box body, the two sets of sleeves are symmetrically arranged close to one side and are symmetrically provided with chutes, the lower end of the locker body is symmetrically provided with two sets of sliding plates which are slidably arranged in the two sets of sleeves, the height adjusting mechanism is arranged in the height adjusting box body, one end of the explanation board is hinged on the upper end of the locker body through a hinge, the other end of the explanation board is connected with the other side buckle on the upper end of the locker body, a storage drawer is arranged on the locker body, a handle is arranged on the storage drawer, the storage drawer is used for placing teaching aids and teaching materials, a driving cavity is arranged above the locker body, the upper end of the driving cavity is of an open structure, the lower end of the explanation plate is hinged with a supporting rod, the supporting rod is positioned in the driving cavity, the lower end of the explanation plate is hinged with a limit baffle, the limit baffle is of an L-shaped structure, when the limit baffle rotates to the position below the supporting rod, the limit baffle is used for supporting and blocking the other end of the supporting rod, when the limit baffle rotates to one side, the supporting limit effect of the limit baffle on the other end of the supporting rod is relieved, at the moment, the supporting rod can be pulled open, the included angle between the supporting rod and the lower end of the explanation plate is adjusted, the two opposite side walls of the driving cavity are rotatably provided with driving screws, one ends of the driving screws penetrate through the side walls of the driving cavity and extend out of the driving cavity, a crank is clamped on the driving screws to rotate the driving screws, supporting thread blocks are arranged on the driving screws through threaded connection, clamping grooves are arranged at the upper ends of the supporting thread blocks, the position of support screw thread piece is adjusted to the upset bracing piece, advances the block of bracing piece lower extreme block in the block recess, supports screw thread piece and supports the explanation board through the bracing piece, makes the explanation board stably keep at a certain inclination.

Furthermore, the height adjusting mechanism comprises a driving rotating shaft, a driving eccentric wheel, a driving gear, a driven rotating shaft, a driven eccentric wheel and a driven driving gear, the driving rotating shaft is rotatably arranged on two opposite side walls of the height adjusting box body, one end of the driving rotating shaft penetrates through the side wall of the height adjusting box body and extends out of the height adjusting box body, the driving eccentric wheel and the driving gear are eccentrically arranged on the driving rotating shaft, the driven rotating shaft penetrates through the sliding chute and is rotatably arranged on the sliding plate, the driven eccentric wheel and the driven driving gear are eccentrically arranged on the driven rotating shaft, the driven driving gear is meshed with the driving gear, the two ends of the driving eccentric wheel are provided with clamping grooves, clamping protrusions are arranged at two ends of the driven eccentric wheel and clamped in the clamping grooves, and therefore the stability of driving motion of the driving eccentric wheel to the driven eccentric wheel is improved.

Furthermore, the driving eccentric wheels and the driven eccentric wheels are provided with two groups, the two groups of driving eccentric wheels are symmetrically arranged on two sides of the driving gear, and the two groups of driven eccentric wheels are symmetrically arranged on two sides of the driven driving gear.

Furthermore, bracing piece, drive screw, support thread piece and limit baffle all correspond and are equipped with two sets ofly, drive screw includes initiative drive screw and driven drive screw, connect through conveyer between initiative drive screw and the driven drive screw.

Furthermore, the clamping groove is arranged in an inwards concave arc structure, the free end of the lower end of the supporting rod is arranged in an outwards convex arc structure, and the lower end of the supporting rod can be stably clamped in the clamping groove.

Further, altitude mixture control box below is equipped with removes the wheel, remove to take turns to and be equipped with the brake block, can satisfy the portable of altitude mixture control box simultaneously and remove and stabilize operating condition.

Adopt above-mentioned structure the utility model discloses the beneficial effect who gains as follows: this scheme an explanation board that chinese language and literature teaching was used passes through height adjustment mechanism's setting, the altitude mixture control of explanation board has been realized, the comfortable degree when teacher uses has been improved, and simultaneously, the position that drives through drive screw drives the support thread piece removes, the different inclination's of explanation board regulation has been satisfied, and, put the thing steamer tray through setting up on the locker body, realized accomodating of device to teaching material and teaching aid when having the function of writing on a blackboard explanation, the demand of chinese language teaching to the teaching material teaching aid has been satisfied, arouse study interest more easily in the classroom, improve the learning effect.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view of an overall structure of an explanation board for Chinese language and literature teaching of the present invention;

FIG. 2 is a schematic view of the use state of an explanation board for Chinese language and literature teaching of the present invention;

FIG. 3 is a schematic view of a rear view of an explanation board of the explanation board for Chinese language and literature teaching of the present invention;

fig. 4 is the utility model relates to a limit baffle's of explanation board that chinese language and literature teaching was used structural schematic.

The storage cabinet comprises a height adjusting box body 1, a height adjusting box body 2, a storage cabinet body 3, an explanation board 4, a height adjusting mechanism 5, a sleeve 6, a sliding plate 7, a storage drawer 8, a handle 9, a driving cavity 10, a supporting rod 11, a limiting baffle 12, a driving screw rod 13, a supporting thread block 14, a clamping groove 15, a driving rotating shaft 16, a driving eccentric wheel 17, a driving gear 18, a driven rotating shaft 19, a driven eccentric wheel 20 and a driven driving gear.

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 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.

It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

As shown in figures 1-4, the utility model relates to an explanation board for Chinese language and literature teaching, which comprises a height adjusting box body 1, a locker body 2, an explanation board 3 and a height adjusting mechanism 4, wherein the height adjusting box body 1 is arranged in a hollow cavity structure with an opening at the upper end, two sets of sleeves 5 are symmetrically arranged on the upper parts of two opposite side walls of the height adjusting box body 1, the two sets of sleeves 5 are symmetrically provided with chutes close to one side, two sets of sliding plates 6 are symmetrically arranged at the lower end of the locker body 2, the two sets of sliding plates 6 are slidably arranged in the two sets of sleeves 5, the height adjusting mechanism 4 is arranged in the height adjusting box body 1, one end of the explanation board 3 is hinged at the upper end of the locker body 2 through a hinge, the other end of the explanation board 3 is connected with the other side of the upper end of the locker body 2 in a buckling manner, a storage drawer 7 is arranged on the locker body 2, a handle 8 is arranged on the storage drawer 7, and the storage drawer 7 is used for placing teaching aids and teaching materials, a driving cavity 9 is arranged above the locker body 2, the upper end of the driving cavity 9 is arranged in an open structure, the lower end of the explanation plate 3 is hinged with a supporting rod 10, the supporting rod 10 is positioned in the driving cavity 9, the lower end of the explanation plate 3 is hinged with a limit baffle 11, the limit baffle 11 is arranged in an L-shaped structure, when the limit baffle 11 rotates to the lower part of the supporting rod 10, the limit baffle 11 is used for supporting and blocking the other end of the supporting rod 10, when the limit baffle 11 rotates to one side, the supporting limit function of the limit baffle 11 on the other end of the supporting rod 10 is removed, at the moment, the supporting rod 10 can be pulled open, the included angle between the supporting rod 10 and the lower end of the explanation plate 3 is adjusted, a driving screw 12 is rotatably arranged on the two opposite side walls of the driving cavity 9, one end of the driving screw 12 penetrates through the side wall of the driving cavity 9 and extends out of the driving cavity 9, a crank is clamped on the driving screw 12 to enable the driving screw 12 to rotate, a supporting thread block 13 is arranged on the driving screw 12 through threaded connection, the upper end of the supporting thread block 13 is provided with a clamping groove 14, the supporting rod 10 is turned over, the position of the supporting thread block 13 is adjusted, the lower end of the supporting rod 10 is clamped into the clamping groove 14, the supporting thread block 13 supports the explanation plate 3 through the supporting rod 10, and the explanation plate 3 is stably kept at a certain inclination angle.

Wherein the height adjusting mechanism 4 comprises a driving rotating shaft 15, a driving eccentric wheel 16, a driving gear 17, a driven rotating shaft 18, a driven eccentric wheel 19 and a driven driving gear 20, the driving rotating shaft 15 is rotatably arranged on two opposite side walls of the height adjusting box body 1, and one end of the driving rotating shaft 15 penetrates through the side wall of the height adjusting box body 1 and extends to the outside of the height adjusting box body 1, the driving eccentric wheel 16 and the driving gear 17 are eccentrically arranged on the driving rotating shaft 15, the driven rotating shaft 18 penetrates through the sliding groove and is rotatably arranged on the sliding plate 6, the driven eccentric wheel 19 and the driven driving gear 20 are eccentrically arranged on the driven rotating shaft 18, the driven driving gear 20 is meshed with the driving gear 17, clamping grooves are formed in two ends of the driving eccentric wheel 16, clamping protrusions are formed in two ends of the driven eccentric wheel 19, and the clamping protrusions are clamped in the clamping grooves, so that the stability of the driving motion of the driving eccentric wheel 16 to the driven eccentric wheel 19 is improved.

Two groups of driving eccentric wheels 16 and two groups of driven eccentric wheels 19 are arranged, the two groups of driving eccentric wheels 16 are symmetrically arranged on two sides of a driving gear 17, and the two groups of driven eccentric wheels 19 are symmetrically arranged on two sides of a driven driving gear 20. The supporting rod 10, the driving screw 12, the supporting thread block 13 and the limiting baffle 11 are correspondingly provided with two groups, the driving screw 12 comprises a driving screw and a driven driving screw, and the driving screw and the driven driving screw are connected through a conveying belt 20. The clamping groove 14 is arranged in an inward concave arc structure, the free end of the lower end of the support rod 10 is arranged in an outward convex arc structure, and the lower end of the support rod 10 can be stably clamped in the clamping groove 14. The height adjusting box body 1 is provided with a moving wheel below, the moving wheel is provided with a brake pad, and the portable moving and stable working state of the height adjusting box body 1 can be met simultaneously.

When the storage cabinet is used specifically, teaching aids such as brush calligraphy copybooks and cards required to be used in the teaching process are placed in the storage drawer 7, the device is moved to a school location through the moving wheel, the buckling position between the explanation plate 3 and the upper end of the storage cabinet body 2 is opened, the explanation plate 3 is turned over, the limit baffle 11 is rotated to one side, the support rod 10 is pulled down, the buckling crank is buckled on the drive screw 12, the buckling crank is rotated, the drive screw 12 rotates, the drive screw 12 drives the support thread block 13 to move, when the support thread block 13 moves to a required position, the convex arc-shaped end of the support rod 10 is buckled in the buckling groove 14 of the support thread block 13, the support thread block 13 supports the explanation plate 3 through the support rod 10, the drive screw drives the driven drive screw to rotate through the conveying belt 20, the drive screw and the driven drive screw respectively drive the two groups of support thread blocks 13 to move, thereby supporting the two groups of supporting rods 10, improving the stability of supporting the explanation plate 3, when the height of the explanation plate 3 needs to be adjusted, the clamping crank is clamped on the driving rotating shaft 15, the clamping crank is rotated, the driving rotating shaft 15 rotates to drive the driving eccentric wheel 16 and the driving gear 17 to rotate, the driving eccentric wheel 16 and the driving gear 17 respectively drive the driven eccentric wheel 19 and the driven driving gear 20 to rotate, when the small end of the driving eccentric wheel 16 is close to the small end of the driven eccentric wheel 19, and the small end of the driving gear 17 is close to the small end of the driven driving gear 20, the length of the sliding plate 6 extending out of the sleeve 5 is shortest, the height of the explanation plate 3 is lowest, when the large end of the driving eccentric wheel 16 is close to the large end of the driven eccentric wheel 19, and the large end of the driving gear 17 is close to the large end of the driven driving gear 20, the length of the sliding plate 6 extending out of the sleeve 5 is longest, and the height of the explanation plate 3 is highest.

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.

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. An explanation board that chinese language and literature teaching was used which characterized in that: the novel storage cabinet comprises a height adjusting box body, a storage cabinet body, an explanation plate and a height adjusting mechanism, wherein the height adjusting box body is arranged in a hollow cavity structure with an opening at the upper end, two groups of sleeves are symmetrically arranged on the upper parts of two opposite side walls of the height adjusting box body, two groups of sleeves are symmetrically arranged at one side close to each other and are symmetrically provided with sliding grooves, two groups of sliding plates are symmetrically arranged at the lower end of the storage cabinet body and are slidably arranged in the two groups of sleeves, the height adjusting mechanism is arranged in the height adjusting box body, one end of the explanation plate is hinged to the upper end of the storage cabinet body through a hinge, the other end of the explanation plate is connected with the other side of the upper end of the storage cabinet body in a buckling manner, a storage drawer is arranged on the storage cabinet body, a handle is arranged on the storage drawer, a driving cavity is arranged above the storage cabinet body, the upper end of the driving cavity is arranged in an opening structure, and a supporting rod is hinged to the lower end of the explanation plate, the bracing piece is located the drive intracavity, the articulated limit baffle that is equipped with of explanation board lower extreme, limit baffle is L shape structure setting, it is equipped with drive screw to rotate on the relative both sides wall in drive chamber, drive screw one end is run through the drive chamber lateral wall and is extended to outside the drive chamber, the last support thread piece that is equipped with through threaded connection of drive screw, support thread piece upper end is equipped with the block recess.

2. An explanation board for chinese language and literature teaching according to claim 1, characterized in that: altitude mixture control mechanism includes initiative pivot, initiative eccentric wheel, drive gear, driven rotation shaft, driven eccentric wheel and driven drive gear, the initiative pivot is rotated and is located on the relative both sides wall of altitude mixture control box, just initiative pivot one end runs through altitude mixture control box lateral wall and extends to outside the altitude mixture control box, the equal off-centre of initiative eccentric wheel and drive gear is located in the initiative pivot, driven rotation shaft runs through the spout and rotates and locate on the slide, driven eccentric wheel and driven drive gear all off-centre are located in the driven rotation shaft, driven drive gear and drive gear meshing, initiative eccentric wheel both ends are equipped with the inlay card recess, it is protruding that driven eccentric wheel both ends are equipped with the block, the protruding block of block is located in the inlay card recess.

3. An explanation board for chinese language and literature teaching according to claim 2, characterized in that: the driving eccentric wheels and the driven eccentric wheels are both provided with two groups, the driving eccentric wheels are symmetrically arranged on two sides of the driving gear, and the driven eccentric wheels are symmetrically arranged on two sides of the driven driving gear.

4. An explanation board for chinese language and literature teaching according to claim 1, characterized in that: the support rod, the driving screw rod, the support thread block and the limiting baffle are correspondingly provided with two groups, the driving screw rod comprises a driving screw rod and a driven driving screw rod, and the driving screw rod and the driven driving screw rod are connected through a conveying belt.

5. An explanation board for chinese language and literature teaching according to claim 1, characterized in that: the clamping groove is arranged in an inwards concave arc structure, and the free end of the lower end of the supporting rod is arranged in an outwards convex arc structure.

6. An explanation board for chinese language and literature teaching according to claim 1, characterized in that: the height adjusting box body is provided with a moving wheel below, and the moving wheel is provided with a brake pad.