CN215096610U

CN215096610U - Novel chinese language and literature contrast study device

Info

Publication number: CN215096610U
Application number: CN202120310136.8U
Authority: CN
Inventors: 杨亚萍
Original assignee: Xian University of Science and Technology
Current assignee: Xian University of Science and Technology
Priority date: 2021-02-03
Filing date: 2021-02-03
Publication date: 2021-12-10
Anticipated expiration: 2031-02-03

Abstract

The utility model relates to the technical field of teaching aids, in particular to a novel Chinese language and literature contrast learning device, which comprises a bottom plate, a main contrast plate and an auxiliary contrast plate, wherein the surface of a worm is meshed with a worm wheel, a strip-shaped groove is formed in the front surface of a support column, a transmission shaft is rotatably connected in the strip-shaped groove, the surface of the transmission shaft is fixedly connected with a limit sleeve, one side of the limit sleeve, which is far away from the transmission shaft, is fixedly connected with the main contrast plate, the inner side of a groove is fixedly connected with a buffer spring, one end of the buffer spring, which is far away from the groove, is fixedly connected with a slider, the top of the slider is hinged with a movable rod, and one end of the movable rod, which is far away from the slider, is hinged with a damping plate; the utility model can display the main contrast plate and the auxiliary contrast plate comprehensively by matching the worm and the worm wheel, thereby facilitating the large-area writing operation of users and having stronger practicability; and the stability of the main contrast plate and the auxiliary contrast plate in the using process is improved, so that the contrast learning process is safer and more reliable.

Description

Novel chinese language and literature contrast study device

Technical Field

The utility model relates to a teaching aid technical field specifically is a novel chinese language and literature contrast study device.

Background

In the study of chinese language and literature, there is the calligraphy training to compare the study, but current chinese language and literature comparison learning device simple structure only is a clipboard, because write the content more, and the size of face receives the restriction, just often need continuous the characters of wiping off on the clipboard, and the use is extremely inconvenient, has reduced the practicality of comparison learning device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel chinese language and literature contrast study device to solve the current chinese language and literature contrast study device simple structure who provides in the above-mentioned background art, only be a clipboard, because write the content more, and the size of face receives the problem of restriction.

In order to achieve the above object, the utility model provides a following technical scheme: a novel Chinese language and literature contrast learning device comprises a bottom plate, a main contrast plate and an auxiliary contrast plate, wherein a fixed frame is fixedly connected at the axis center of the top of the bottom plate, a worm is rotatably connected at the top of an inner cavity of the fixed frame, a worm wheel is meshed and connected with the surface of the worm and is rotatably connected with the fixed frame, a handle is fixedly connected at the outer side of the worm wheel, a support column is fixedly connected at the top of the fixed frame, a strip-shaped groove is formed in the front surface of the support column, a transmission shaft is rotatably connected inside the strip-shaped groove and is fixedly connected with the worm, a limit sleeve is fixedly connected with the surface of the transmission shaft, caulking grooves are formed in two sides of the strip-shaped groove, one side of the limit sleeve, away from the transmission shaft, is fixedly connected with the main contrast plate, a connecting rod is fixedly connected with the rear surface of the support column, and the outer side of the connecting rod is fixedly connected with the auxiliary contrast plate, the shock absorption device is characterized in that grooves are formed in two sides of the top of the bottom plate, buffer springs are fixedly connected to the inner sides of the grooves, one end, away from the grooves, of each buffer spring is fixedly connected with a sliding block, the top of each sliding block is hinged to a movable rod, and one end, away from the corresponding sliding block, of each movable rod is hinged to a shock absorption plate.

Preferably, a plurality of stop collars are the equidistance and distribute, and stop collars agree with mutually with the caulking groove.

Preferably, the groove and the slider are clamped and slid.

Preferably, two the movable rod is the mirror image setting, and the movable rod is made for the carbon steel material.

Preferably, the top of shock attenuation board is provided with the rubber protection and fills up, and the shock attenuation board offsets with the contrast board.

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

1. the novel Chinese language and literature contrast learning device can pre-press the damping plate when the writing area needs to be enlarged, so that the movable rod rotates, the buffer spring is driven to contract through the sliding fit of the sliding block and the groove, the damping plate is vertically descended, meanwhile, the handle is grasped, the handle is rotated in the forward direction, the worm wheel rotates, the transmission shaft is driven to synchronously rotate through the rotating fit of the worm wheel and the worm, the limiting sleeve drives the main contrast plate to synchronously rotate for 180 degrees, and at the moment, the limiting sleeve and the caulking groove are matched; the worm and the worm wheel are matched for use, so that the main contrast plate can rotate by 180 degrees, the main contrast plate and the auxiliary contrast plate are driven to be comprehensively displayed, a user can conveniently write in a large area, the operation is simple and convenient, the use is more convenient, and the practicability is stronger.

2. According to the novel Chinese language and literature comparison learning device, after the writing area is adjusted, the manpower for pressing the damping plate can be removed, the slide block is enabled to slide to the tail end of the groove through the elastic recovery acting force of the buffer spring, the movable rod is driven to rotate, the damping plate is enabled to vertically ascend and to abut against the lower end faces of the main comparison plate and the auxiliary comparison plate, and therefore the stability of the whole Chinese language and literature comparison learning device in the subsequent writing process is guaranteed; the stability of main contrast board and vice contrast board in the use has been realized promoting for contrast learning process is safe and reliable more.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of the present invention in its entirety;

fig. 3 is an enlarged schematic view of a portion a of fig. 2 according to the present invention;

fig. 4 is a schematic top view of the main contrast plate and the sub-contrast plate of the present invention.

In the figure: the device comprises a bottom plate 1, a main contrast plate 2, an auxiliary contrast plate 3, a fixed frame 4, a worm 5, a worm wheel 6, a transmission shaft 7, a limiting sleeve 8, a supporting column 9, a connecting rod 10, a strip-shaped groove 11, an embedded groove 12, a groove 13, a buffer spring 14, a sliding block 15, a movable rod 16, a damping plate 17 and a handle 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "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 only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being 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.

Referring to fig. 1-4, the present invention provides a technical solution: a novel Chinese language and literature contrast learning device comprises a bottom plate 1, a main contrast plate 2 and an auxiliary contrast plate 3, wherein a fixed frame 4 is fixedly connected at the axis center of the top of the bottom plate 1, a worm 5 is rotatably connected at the top of an inner cavity of the fixed frame 4, the surface of the worm 5 is meshed with a worm wheel 6, the worm wheel 6 is rotatably connected with the fixed frame 4, a handle 18 is fixedly connected to the outer side of the worm wheel 6, a support column 9 is fixedly connected to the top of the fixed frame 4, a strip-shaped groove 11 is formed in the front surface of the support column 9, a transmission shaft 7 is rotatably connected inside the strip-shaped groove 11, the transmission shaft 7 is fixedly connected with the worm 5, a limit sleeve 8 is fixedly connected to the surface of the transmission shaft 7, caulking grooves 12 are formed in two sides of the strip-shaped groove 11, the main contrast plate 2 is fixedly connected to one side of the limit sleeve 8 far away from the transmission shaft 7, a connecting rod 10 is fixedly connected to the rear surface of the support column 9, the auxiliary contrast plate 3 is fixedly connected to the outer side of the connecting rod 10, recess 13 has been seted up to the both sides at 1 top of bottom plate, and recess 13's inboard fixedly connected with buffer spring 14, and buffer spring 14 keeps away from recess 13's one end fixedly connected with slider 15, and slider 15's top articulates there is movable rod 16, and slider 15's one end is kept away from to movable rod 16 articulates there is damping plate 17.

Further, a plurality of stop collars 8 are the equidistance and distribute, and stop collars 8 agree with caulking groove 12 mutually, help strengthening the steadiness of main contrast board 2 in the use.

Furthermore, the groove 13 and the sliding block 15 are clamped and slid, so that the stability of the sliding block 15 in the horizontal sliding process is guaranteed.

Further, two movable rods 16 are the mirror image setting, and movable rod 16 is made for the carbon steel material, helps the reinforcing to the supporting effect of shock attenuation board 17, improves the stability of main contrast board 2 and vice contrast board 3 in the use.

Further, the top of shock attenuation board 17 is provided with the rubber protection and fills up, and shock attenuation board 17 offsets with the contrast board, is favorable to further reinforcing shock attenuation board 17's result of use.

The working principle is as follows: firstly, when the writing area needs to be enlarged, the damping plate 17 can be pressed in advance to enable the movable rod 16 to rotate, the buffer spring 14 is driven to contract through the sliding fit of the sliding block 15 and the groove 13, so that the damping plate 17 descends vertically, meanwhile, the handle 18 is grasped, the handle 18 is rotated in the forward direction to enable the worm wheel 6 to rotate, the transmission shaft 7 is driven to rotate synchronously through the rotating fit of the worm wheel 6 and the worm 5, the limiting sleeve 8 drives the main contrast plate 2 to rotate synchronously for 180 degrees, and at the moment, the limiting sleeve 8 is matched with the caulking groove 12; subsequently, after the writing area is adjusted, the manpower for pressing the damping plate 17 can be removed, the slider 15 slides to the tail end of the groove 13 through the elastic recovery acting force of the buffer spring 14, the movable rod 16 is driven to rotate, the damping plate 17 vertically ascends, the damping plate is enabled to be abutted against the lower end faces of the main contrast plate 2 and the auxiliary contrast plate 3, and the stability of the whole body of the main contrast plate and the auxiliary contrast plate in the subsequent writing process is guaranteed.

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. A novel Chinese language and literature contrast learning device comprises a bottom plate (1), a main contrast plate (2) and an auxiliary contrast plate (3), and is characterized in that a fixed frame (4) is fixedly connected to the axis of the top of the bottom plate (1), a worm (5) is rotatably connected to the top of the inner cavity of the fixed frame (4), a worm wheel (6) is connected to the surface of the worm (5) in a meshed manner, the worm wheel (6) is rotatably connected with the fixed frame (4), a handle (18) is fixedly connected to the outer side of the worm wheel (6), a support column (9) is fixedly connected to the top of the fixed frame (4), a strip-shaped groove (11) is formed in the front surface of the support column (9), a transmission shaft (7) is rotatably connected to the inner part of the strip-shaped groove (11), the transmission shaft (7) is fixedly connected with the worm (5), and a limit sleeve (8) is fixedly connected to the surface of the transmission shaft (7), caulking groove (12) have been seted up to the both sides in bar groove (11), one side fixedly connected with main contrast board (2) of transmission shaft (7) are kept away from in stop collar (8), rear surface fixedly connected with connecting rod (10) of support column (9), the vice contrast board (3) of outside fixedly connected with of connecting rod (10), the both sides at bottom plate (1) top are seted up flutedly (13), inboard fixedly connected with buffer spring (14) of recess (13), one end fixedly connected with slider (15) of recess (13) are kept away from in buffer spring (14), the top of slider (15) articulates there is movable rod (16), the one end that slider (15) were kept away from in movable rod (16) articulates there is shock attenuation board (17).

2. The novel Chinese language and literature contrast learning device according to claim 1, characterized in that: a plurality of stop collar (8) are the equidistance and distribute, and stop collar (8) agree with mutually with caulking groove (12).

3. The novel Chinese language and literature contrast learning device according to claim 1, characterized in that: the groove (13) and the sliding block (15) are clamped and slide.

4. The novel Chinese language and literature contrast learning device according to claim 1, characterized in that: two the movable rods (16) are arranged in a mirror image mode, and the movable rods (16) are made of carbon steel.

5. The novel Chinese language and literature contrast learning device according to claim 1, characterized in that: the top of shock attenuation board (17) is provided with the rubber protection and fills up, and shock attenuation board (17) offset with the contrast board.