CN216119089U

CN216119089U - English writing model essay teaching display device

Info

Publication number: CN216119089U
Application number: CN202122614818.0U
Authority: CN
Inventors: 黄宝梅
Original assignee: Guangxi Vocational and Technical College
Current assignee: Guangxi Vocational and Technical College
Priority date: 2021-10-28
Filing date: 2021-10-28
Publication date: 2022-03-22
Anticipated expiration: 2031-10-28

Abstract

The utility model discloses an English writing model essay teaching display device which comprises a fixed plate, wherein the left side and the right side of the front end of the fixed plate are respectively provided with a movable groove, a lifting mechanism is arranged between the two movable grooves in a sliding mode, the front end of the lifting mechanism is provided with two fixing mechanisms in a sliding mode, the rear end of the fixed plate is detachably provided with a protective cover, the left side and the right side of the upper end and the left side and the right side of the lower end of the protective cover are respectively provided with a connecting groove communicated with the interior of the protective cover, a driving mechanism is arranged in the protective cover and is in transmission connection with the lifting mechanism, the middle of the lower end of the fixed plate is fixedly welded with a bearing frame, the rear portion of the lower end of the protective cover is fixedly provided with three stabilizing frames, and the lower ends of the three stabilizing frames and the bearing frame are fixedly provided with a bottom plate. The English writing model essay teaching display device provided by the utility model can be used for fixing a plurality of English writing model essays with different sizes, is strong in universality, is convenient for freely adjusting the display height of the English writing model essay, is good in display effect and is convenient for teaching.

Description

English writing model essay teaching display device

Technical Field

The utility model relates to the technical field of English teaching tools, in particular to an English writing model teaching display device.

Background

Along with the continuous development of the society at present, the attention of parents to children education is also continuously improved, the subjects with short legs often appear in the process of children learning, English is also in the subjects, the national English professional teaching outline is modified and becomes mature and perfect day by day, the teaching materials are compiled and developed rapidly, the professional English and college English testing system becomes perfect and complete day by day, and the extensive support and approval of various social circles are obtained, so that how to effectively cultivate a large number of talents with high quality, high quality and sharp foreign languages is realized, the requirement of the society for continuously increasing English is met, and the college teaching needs to be adjusted and changed correspondingly.

The prior display device has the following disadvantages in the using process: 1. the model essay display screen with a single size can only be fixed, so that the model essay display screens with different sizes are in front of each other, the display device is difficult to apply, and the universality is poor; 2. owing to lack adjusting part, lead to the unable adjustment of the show height of english writing model essay, the bandwagon effect is poor, and then has reduced display device's practicality. Therefore, an English writing model teaching display device is provided.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a demonstration device for teaching English writing model essay, which can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

the utility model provides an english writing model essay teaching display device, includes the fixed plate, the movable groove has all been opened to the front end left and right sides of fixed plate, two common slidable mounting has elevating system between the movable groove, elevating system's front end slidable mounting has two fixed establishment, the rear end demountable installation of fixed plate has the protection casing, the upper end left and right sides and the lower extreme left and right sides of protection casing all open with the inside communicating spread groove of protection casing, be provided with actuating mechanism in the protection casing, and actuating mechanism and elevating system transmission are connected, the fixed welding of the lower extreme middle part of fixed plate has the bearing bracket, the lower extreme rear portion fixed mounting of protection casing has three firm frame, and three firm frame equidistance distributes, and is three the common fixed mounting of lower extreme of firm frame and bearing bracket has the bottom plate.

Preferably, actuating mechanism includes positive and negative motor, the left inner wall fixed mounting of positive and negative motor and protection casing, the output fixed mounting of positive and negative motor has the bull stick, the right-hand member of bull stick passes through the right inner wall movable mounting of bearing and protection casing, fixed mounting has two drive gears on the bull stick.

Preferably, elevating system includes the show board, the equal fixed mounting in the rear end left and right sides of show board has fixed slide bar, two the rear end of fixed slide bar all runs through movable groove and fixed mounting has a driving rack, the homogeneous integrated into one piece in both ends has the draw runner about the show board, fixed establishment passes through the front end of draw runner slidable mounting at the show board.

Preferably, the positions of the transmission racks correspond to the positions of the connecting grooves, and the two transmission racks correspond to the positions of the driving gears respectively and are meshed with each other.

Preferably, fixed establishment includes the locating rack, the locating rack is U type structure, the spout has all been opened to the opposition end of locating rack, both ends all alternate and are connected with fastening bolt about the locating rack, the front end at locating rack middle part alternates and is connected with a plurality of locating component, and a plurality of locating component equidistance distribute, spout sliding connection is at the front end of show board with locating rack sliding connection on the draw runner that corresponds.

Preferably, the positioning assembly comprises a pressing plate, two springs and a pull rod are fixedly mounted on the upper portion of the front end of the pressing plate, the pull rod is located between the two springs, the pull rod penetrates through the positioning frame, the pressing plate is located behind the positioning frame, and the front ends of the two springs are fixedly connected with the rear end of the positioning frame.

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

1. according to the English writing model essay display device, the positioning frame is connected with the corresponding sliding strip in a sliding mode through the sliding groove to enable the positioning frame to move up and down, the distance between the two fixing mechanisms can be adjusted according to the size of the English writing model essay, the universality is strong, the display effect is good, multiple English writing model essay can be displayed through the arrangement of the positioning assemblies, the fixation is firm, and the teaching is convenient;

2. according to the display board height adjusting device, the fixed sliding rod is driven to slide in the movable groove through the meshing of the driving gear and the transmission rack, so that the height of the display board is adjusted, the transmission is stable, the adjustment is accurate, and the use is convenient.

Drawings

FIG. 1 is a schematic view of an overall structure of an English writing model teaching demonstration apparatus according to the present invention;

FIG. 2 is a schematic view of the internal structure of a protective cover of the English writing model essay teaching display device of the present invention;

FIG. 3 is a schematic structural diagram of a lifting mechanism of the English writing model essay teaching display device of the present invention;

FIG. 4 is a schematic structural diagram of a fixing mechanism of the English writing model essay teaching display device according to the present invention;

fig. 5 is a schematic structural diagram of a positioning assembly of the english writing model essay teaching display device of the present invention.

In the figure: 1. a fixing plate; 2. a movable groove; 3. a lifting mechanism; 4. a fixing mechanism; 5. a protective cover; 6. a drive mechanism; 7. a stabilizing frame; 8. a bearing bracket; 9. a base plate; 31. a display board; 32. fixing the sliding rod; 33. a drive rack; 34. a slide bar; 41. a positioning frame; 42. a chute; 43. fastening a bolt; 44. a positioning assembly; 45. pressing a plate; 46. a spring; 47. a pull rod; 51. connecting grooves; 61. a positive and negative motor; 62. a rotating rod; 63. the gears are driven.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Examples

Referring to fig. 1-5, the present invention provides a technical solution:

the utility model provides an english writing model essay teaching display device, including fixed plate 1, movable groove 2 has all been opened to the front end left and right sides of fixed plate 1, common slidable mounting has elevating system 3 between two movable groove 2, elevating system 3's front end slidable mounting has two fixed establishment 4, fixed plate 1's rear end demountable installation has protection casing 5, protection casing 5's the upper end left and right sides and the lower extreme left and right sides all open with the inside communicating spread groove 51 of protection casing 5, be provided with actuating mechanism 6 in the protection casing 5, and actuating mechanism 6 is connected with elevating system 3 transmission, fixed welding has bearing bracket 8 in the lower extreme middle part of fixed plate 1, protection casing 5's lower extreme rear portion fixed mounting has three firm 7, and three firm 7 equidistance distributes, the common fixed mounting of the lower extreme of three firm 7 and bearing bracket 8 has bottom plate 9.

In this embodiment, the driving mechanism 6 includes a forward and reverse motor 61, the forward and reverse motor 61 is fixedly mounted with the left inner wall of the protective cover 5, the output end of the forward and reverse motor 61 is fixedly mounted with a rotating rod 62, the right end of the rotating rod 62 is movably mounted with the right inner wall of the protective cover 5 through a bearing, and two driving gears 63 are fixedly mounted on the rotating rod 62; the lifting mechanism 3 comprises a display board 31, fixed slide bars 32 are fixedly mounted on the left side and the right side of the rear end of the display board 31, the rear ends of the two fixed slide bars 32 penetrate through the movable groove 2 and are fixedly provided with transmission racks 33, slide bars 34 are integrally formed on the left end and the right end of the display board 31, and the fixing mechanism 4 is slidably mounted at the front end of the display board 31 through the slide bars 34; the position of the transmission rack 33 corresponds to the position of the connecting groove 51, and the two transmission racks 33 respectively correspond to the positions of the driving gears 63 and are meshed with each other; the fixed sliding rod 32 is driven to slide in the movable groove 2 through the meshing of the driving gear 63 and the transmission rack 33, so that the height adjustment of the display board 31 is realized, the transmission is stable, the adjustment is accurate, and the use is convenient.

In this embodiment, the fixing mechanism 4 includes a positioning frame 41, the positioning frame 41 is a U-shaped structure, opposite ends of the positioning frame 41 are respectively provided with a sliding slot 42, the left and right ends of the positioning frame 41 are respectively connected with a fastening bolt 43 in a penetrating manner, the front end of the middle part of the positioning frame 41 is connected with a plurality of positioning assemblies 44 in a penetrating manner, the plurality of positioning assemblies 44 are distributed at equal intervals, and the sliding slots 42 are slidably connected to the corresponding sliding bars 34 to slidably connect the positioning frame 41 to the front end of the display board 31; the positioning assembly 44 comprises a pressing plate 45, two springs 46 and a pull rod 47 are fixedly mounted on the upper portion of the front end of the pressing plate 45, the pull rod 47 is located between the two springs 46, the pull rod 47 penetrates through the positioning frame 41, the pressing plate 45 is located behind the positioning frame 41, and the front ends of the two springs 46 are fixedly connected with the rear end of the positioning frame 41; make locating rack 41 reciprocate through spout 42 and the 34 sliding connection of draw runner that corresponds, can adjust the distance between two fixed establishment 4 according to the size of english writing model essay, the commonality is strong, and the bandwagon effect is good, and through a plurality of locating component 44's setting, can demonstrate a plurality of english writing model essays, and is fixed firm, convenient teaching.

It should be noted that, in the specific use process, the distance between the two fixing mechanisms 4 is adjusted according to the size of the english writing model essay, the fastening bolt 43 is screwed out, the positioning frame 41 is moved up and down by the sliding connection of the sliding groove 42 and the corresponding sliding strip 34, then after the positioning frame 41 reaches the proper position, the fastening bolt 43 is screwed to fix the position of the positioning frame 41, the pull rod 47 is pulled, the pressing plate 45 is driven by the pull rod 47 to move forward, the spring 46 is compressed, the upper part of the english writing model essay is placed at the rear end of the pressing plate 45, then the pull rod 47 is loosened, the pressing plate 45 moves backward by the elastic deformation recovery of the spring 46, the english writing model essay is pressed and fixed by the pressing plate 45, and by the arrangement of the plurality of positioning components 44, a plurality of english writing model essays can be displayed, the teaching is convenient, then open positive and negative motor 61, drive bull stick 62 through positive and negative motor 61 and make drive gear 63 rotate, drive fixed slide bar 32 and slide in activity groove 2 through drive gear 63 and the meshing of driving rack 33 to realize the altitude mixture control of show board 31, the transmission is stable, adjusts accurately, convenient to use.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an english writing model essay teaching display device, includes fixed plate (1), its characterized in that: the left side and the right side of the front end of the fixed plate (1) are both provided with movable grooves (2), a lifting mechanism (3) is arranged between the two movable grooves (2) in a sliding way, two fixing mechanisms (4) are slidably arranged at the front end of the lifting mechanism (3), a protective cover (5) is detachably arranged at the rear end of the fixed plate (1), connecting grooves (51) communicated with the interior of the protective cover (5) are formed in the left side and the right side of the upper end and the left side and the right side of the lower end of the protective cover (5), a driving mechanism (6) is arranged in the protective cover (5), the driving mechanism (6) is in transmission connection with the lifting mechanism (3), the middle part of the lower end of the fixed plate (1) is fixedly welded with a bearing frame (8), three stabilizing frames (7) are fixedly arranged at the rear part of the lower end of the protective cover (5), and the three stabilizing frames (7) are distributed at equal intervals, and the lower ends of the three stabilizing frames (7) and the bearing frame (8) are jointly and fixedly provided with a bottom plate (9).

2. The English writing model essay teaching display device of claim 1, wherein: actuating mechanism (6) are including positive and negative motor (61), the left inner wall fixed mounting of positive and negative motor (61) and protection casing (5), the output fixed mounting of positive and negative motor (61) has bull stick (62), the right-hand member of bull stick (62) passes through the right inner wall movable mounting of bearing and protection casing (5), fixed mounting has two drive gear (63) on bull stick (62).

3. The English writing model essay teaching display device of claim 1, wherein: elevating system (3) are including show board (31), the equal fixed mounting in the rear end left and right sides of show board (31) has fixed slide bar (32), two the rear end of fixed slide bar (32) all runs through movable groove (2) and fixed mounting has driving rack (33), the equal integrated into one piece in both ends has draw runner (34) about show board (31), fixed establishment (4) are through draw runner (34) slidable mounting at the front end of show board (31).

4. The English writing model essay teaching display device of claim 3, characterized in that: the positions of the transmission racks (33) correspond to the positions of the connecting grooves (51), and the two transmission racks (33) correspond to the positions of the driving gears (63) and are meshed with each other.

5. The English writing model essay teaching display device of claim 1, wherein: fixed establishment (4) are including locating rack (41), locating rack (41) are U type structure, spout (42) have all been opened to the opposition end of locating rack (41), both ends all alternate and are connected with fastening bolt (43) about locating rack (41), the front end at locating rack (41) middle part alternates and is connected with a plurality of locating component (44), and a plurality of locating component (44) equidistance distribute, spout (42) sliding connection is at the front end of show board (31) with locating rack (41) sliding connection on draw runner (34) that correspond.

6. The English writing model essay teaching display device of claim 5, wherein: locating component (44) includes clamp plate (45), the front end upper portion fixed mounting of clamp plate (45) has two springs (46) and pull rod (47), and pull rod (47) are located between two springs (46), pull rod (47) run through locating rack (41) and clamp plate (45) are located the rear of locating rack (41), two the front end of spring (46) and the rear end fixed connection of locating rack (41).