阅读说明：本技术 一种具有视距提示功能的防近视作业本 (Myopia prevention exercise book with visual range prompting function ) 是由 倪修龙 于 2021-11-05 设计创作，主要内容包括：本发明公开了一种具有视距提示功能的防近视作业本,涉及防近视作业本领域。本发明包括作业本保护皮和书写纸,作业本保护皮的外表面设置有最佳视距提示区域,作业本保护皮的内壁一侧设置有安装座,安装座上安装有阻尼转轴,阻尼转轴的中间位置固定有旋转臂,旋转臂的末端安装有伸缩杆,伸缩杆的末端连接有海绵球,本发明在学生使用该作业本时,可以观看最佳视距提示区域上的文字,以了解身高与最佳视距的关系,然后打开作业本保护皮,在书写前打开伸缩杆,并通过旋转臂来调节角度,调节好角度后,根据自身的身高来调节伸缩杆的长度,调节至最佳位置,同时伸缩杆为空心塑料管,硬度低,安全性高。(The invention discloses a myopia prevention exercise book with a sight distance prompting function, and relates to the field of myopia prevention exercise. The multifunctional notebook comprises a notebook protection leather and writing paper, wherein an optimal visual distance prompting area is arranged on the outer surface of the notebook protection leather, a mounting seat is arranged on one side of the inner wall of the notebook protection leather, a damping rotating shaft is mounted on the mounting seat, a rotating arm is fixed in the middle of the damping rotating shaft, a telescopic rod is mounted at the tail end of the rotating arm, and a sponge ball is connected to the tail end of the telescopic rod.)

1. The utility model provides a myopia prevention exercise book with stadia prompt facility, includes exercise book protection skin (1) and writing paper (3), its characterized in that: the surface of this protection skin of operation (1) is provided with best stadia suggestion region (8), the inner wall one side of this protection skin of operation (1) is provided with mount pad (6), install damping pivot (7) on mount pad (6), the intermediate position of damping pivot (7) is fixed with rotatory arm (202), telescopic link (2) are installed to the end of rotatory arm (202), the end-to-end connection of telescopic link (2) has sponge ball (201).

2. A myopia-preventing exercise book with a visual distance prompt function according to claim 1, wherein: all run through on this protection skin of operation (1) and the writing paper (3) and have had through-hole (5), be provided with a plurality of coils (4) on through-hole (5), and a plurality of coils (4) ring phase are detained, coil (4) adopt plastics preparation to form.

3. A myopia-preventing exercise book with a visual distance prompt function according to claim 1, wherein: the telescopic rod (2) is provided with a sight distance marking line (203), the telescopic rod (2) is a hollow plastic pipe, the outer surface of the telescopic rod is smooth, the sponge ball (201) is inserted into the telescopic rod (2), and the sponge ball (201) is of a hollow structure.

4. A myopia-preventing exercise book with a visual distance prompt function according to claim 1, wherein: the exercise book protection leather (1) is provided with two, the writing paper (3) is located between the two exercise book protection leathers (1), and the mounting seat (6) is located on the exercise book protection leather (1) on the lower layer.

5. A myopia-preventing exercise book with a visual distance prompt function according to claim 1, wherein: the size of the exercise book protective cover (1) is larger than that of the writing paper (3), and the thickness of the writing paper (3) is smaller than that of the exercise book protective cover (1).

6. A myopia-preventing exercise book with a visual distance prompt function according to claim 2, wherein: the through holes (5) are arranged in a plurality of equal-distance and uniform distribution modes, and the through holes (5) are arranged in equal-distance and uniform distribution modes.

Technical Field

The invention relates to the field of homework, in particular to an anti-myopia homework book with a sight distance prompting function.

Background

Exercise books are commonly used for student exercise books and exercise books of auxiliary teaching materials.

The myopia is also called short-sighted, and the myopia population is increasing at present, particularly the myopia population is more and more students; according to research, if the distance between eyes and textbooks such as a workbook is short, the myopia degree of the student is deepened in the long-time learning process.

According to the search discovery, the chinese patent with the patent number CN202020941552.3 discloses a myopia prevention exercise book with a sight distance prompt function, which carries out myopia prevention prompt through a complex sight distance prompt mechanism, breaks away from the actual requirement of the exercise book, and does not conform to the actual production operation.

Disclosure of Invention

Based on the above, the invention aims to provide an anti-myopia exercise book with a visual distance prompting function, so as to solve the technical problems that the visual distance prompting structure is too complex, the actual production and use requirements are separated, the function is single, and the bookmark function cannot be provided.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a myopia prevention homework book with stadia prompt facility, includes homework book protection skin and writing paper, the surface of homework book protection skin is provided with best stadia prompt region, inner wall one side of homework book protection skin is provided with the mount pad, install the damping pivot on the mount pad, the intermediate position of damping pivot is fixed with the rocking arm that revolves, the telescopic link is installed to the end of rocking arm, the end-to-end connection of telescopic link has the sponge ball.

Through adopting above-mentioned technical scheme, the characters on the best stadia suggestion region make things convenient for the student to know the relation of height and best stadia, then open this protection skin of operation, open the telescopic link before writing to come angle regulation through the swinging boom, after adjusting good angle, adjust the length of telescopic link according to the height of self, adjust to best position, the telescopic link is hollow plastic tubing simultaneously, and the security is high.

Furthermore, through holes are formed in the protective cover of the exercise book and the writing paper in a penetrating mode, a plurality of coils are arranged on the through holes and are buckled in a ring mode, and the coils are made of plastics.

Through adopting above-mentioned technical scheme, when the student is using the exercise book, the student can write on writing paper, and when turning over the page or leaf, the student can be very simple turn over the page or leaf with writing paper, can not overlap, avoids writing the paper limit and piles up, improves the result of use.

Furthermore, the telescopic rod is provided with a sight distance marking line, the telescopic rod is a hollow plastic pipe, the outer surface of the telescopic rod is smooth, the sponge ball is inserted into the telescopic rod, and the sponge ball is of a hollow structure.

Through adopting above-mentioned technical scheme, the student can adjust to optimum stadia through stadia marking when using this exercise book, is favorable to protecting eyesight, and the telescopic link is hollow plastic tubing, and hardness is low, can improve the security, avoids the scratch student, and the student can be reminded to the sponge ball, and when the student needed the bookmark to separate the exercise book, the student can get the sponge ball and transfer between writing paper, reaches the spaced purpose.

Furthermore, this protection skin of operation is provided with two, and writes the paper and be located between two this protection skins of operation, and the mount pad is located the this protection skin of lower floor simultaneously.

Through adopting above-mentioned technical scheme, be favorable to protecting writing paper, the mount pad is located this protection skin of homework, makes things convenient for the student to operate the telescopic link, is favorable to the student to use.

Furthermore, the size of the exercise book protection cover is larger than that of the writing paper, and the thickness of the writing paper is smaller than that of the exercise book protection cover.

By adopting the technical scheme, the writing quality and efficiency of the writing paper are improved, the service life of the writing paper is prolonged, and friction is reduced.

Further, the through-hole is provided with a plurality ofly, and a plurality of through-holes equidistance evenly distributed.

Through adopting above-mentioned technical scheme, the coil runs through the through-hole and binds exercise book protection skin and writing paper, makes things convenient for the student to turn over the page and use.

In summary, the invention mainly has the following beneficial effects:

1. according to the invention, the mounting seat is fixed on the exercise book protection leather, the mounting seat is connected with the rotating arm through the damping rotating shaft, the telescopic rod is mounted on the rotating arm, the tail end of the telescopic rod is connected with the sponge ball, the sight distance marking line is arranged on the telescopic rod, when a student uses the exercise book, the student can watch characters on the optimal sight distance prompt area to know the relation between the height and the optimal sight distance, then the exercise book protection leather is opened, the telescopic rod is opened before writing, the angle is adjusted through the rotating arm, after the angle is adjusted, the length of the telescopic rod is adjusted according to the self height, the telescopic rod is adjusted to the optimal position, and meanwhile, the telescopic rod is a hollow plastic pipe, so that the hardness is low, and the safety is high.

2. According to the invention, the sponge ball is arranged at the tail end of the telescopic rod and is of a hollow structure, so that students can be prevented from accidentally touching the telescopic rod to avoid scratching, and meanwhile, when the students need to separate the exercise book by the bookmark, the students can take the sponge ball down and place the sponge ball between the writing papers to achieve the purpose of separation.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of an open structure of the exercise book cover of the present invention;

FIG. 3 is a partial structural view of the mounting base of the present invention;

FIG. 4 is an enlarged view of A in FIG. 1;

FIG. 5 is a schematic view of a partial structure of the telescopic rod of the present invention;

fig. 6 is a schematic view of the opening structure of the telescopic rod of the present invention.

In the figure: 1. the homework book protective skin; 2. a telescopic rod; 201. a sponge ball; 202. a rotating arm; 203. line of sight distance marking; 3. writing paper; 4. a coil; 5. a through hole; 6. a mounting seat; 7. a damping rotating shaft; 8. and an optimal visual distance prompting area.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

The following describes an embodiment of the present invention based on its overall structure.

A myopia prevention exercise book with a sight distance prompt function is shown in figures 1-6 and comprises an exercise book protection leather 1 and writing paper 3, wherein an optimal sight distance prompt area 8 is arranged on the outer surface of the exercise book protection leather 1, a mounting seat 6 is arranged on one side of the inner wall of the exercise book protection leather 1, a damping rotating shaft 7 is mounted on the mounting seat 6, a rotating arm 202 is fixed in the middle of the damping rotating shaft 7, a telescopic rod 2 is mounted at the tail end of the rotating arm 202, a sponge ball 201 is connected to the tail end of the telescopic rod 2, characters on the optimal sight distance prompt area 8 enable students to know the relation between the height and the optimal sight distance, then the exercise book protection leather 1 is opened, the telescopic rod 2 is opened before writing, the angle is adjusted through the rotating arm 202, the length of the telescopic rod 2 is adjusted according to the height of the students after the angle is adjusted, and the optimal position is adjusted, meanwhile, the telescopic rod 2 is a hollow plastic pipe, so that the safety is high.

Please refer to fig. 1, 2 and 4, through holes 5 penetrate through the exercise book protective cover 1 and the writing paper 3, a plurality of coils 4 are arranged on the through holes 5, the coils 4 are buckled in a ring shape, the coils 4 are made of plastics, the through holes 5 are arranged in a plurality, the through holes 5 are uniformly distributed at equal intervals, when a student uses the exercise book, the student can write on the writing paper 3, when pages are turned, the student can simply turn the pages of the writing paper 3, the pages cannot be overlapped, the stacking of the writing paper edges is avoided, the use effect is improved, the coils 4 penetrate through the through holes 5 to bind the exercise book protective cover 1 and the writing paper 3, and the page turning and the use of the student are facilitated.

Referring to fig. 1-6, the telescopic rod 2 is provided with the stadia mark line 203, the telescopic rod 2 is a hollow plastic tube, the outer surface of the telescopic rod is smooth, the sponge ball 201 is inserted into the telescopic rod 2, the sponge ball 201 is of a hollow structure, when a student uses the exercise book, the stadia mark line 203 can be used for adjusting the stadia to the optimal range, the eyesight can be protected, the telescopic rod 2 is a hollow plastic tube, the hardness is low, the safety can be improved, the student is prevented from being scratched, the sponge ball 201 can remind the student, when the student needs a bookmark to separate the exercise book, the student can take the sponge ball 201 to place between the writing paper 3, and the purpose of separation is achieved.

Please refer to fig. 1-6, exercise book protection skin 1 is provided with two, and writes paper 3 and is located between two exercise book protection skins 1, and mount pad 6 is located the exercise book protection skin 1 of lower floor simultaneously, the size of exercise book protection skin 1 is greater than the size of writing paper 3, and writes the thickness that paper 3 is less than exercise book protection skin 1's thickness, is favorable to protecting writing paper 3, and mount pad 6 is located exercise book protection skin 1, makes things convenient for student's operation telescopic link 2, is favorable to the student to use, has improved the quality of writing and the efficiency of writing paper 3, improves the life of writing paper 3, reduces the friction.

The implementation principle of the embodiment is as follows: when the student uses this exercise book, can watch the characters on the best stadia suggestion region 8, with the relation of understanding height and best stadia, then open exercise book protection skin 1, open telescopic link 2 before writing, and come angle regulation through swinging boom 202, adjust the angle after, adjust the length of telescopic link 2 according to the height of self, adjust to the optimum position, telescopic link 2 is hollow plastic tubing simultaneously, the security is high, sponge ball 201 is hollow structure, sponge ball 201 can avoid the student to touch telescopic link 2 carelessly, avoid the scotch, when the student needs the bookmark to separate the exercise book simultaneously, the student can get sponge ball 201 and transfer between writing paper, then close exercise book protection skin 1, reach the spaced purpose.

Although embodiments of the present invention have been shown and described, it is intended that the present invention should not be limited thereto, that the particular features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples, and that modifications, substitutions, variations or the like, which are not inventive and may be made by those skilled in the art without departing from the principle and spirit of the present invention and without departing from the scope of the claims.