CN210471409U

CN210471409U - Book placing frame convenient for page turning and fixing

Info

Publication number: CN210471409U
Application number: CN201921094457.8U
Authority: CN
Inventors: 崔莉
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-13
Filing date: 2019-07-13
Publication date: 2020-05-08
Anticipated expiration: 2029-07-13

Abstract

The utility model discloses a books rack convenient to turn over page or leaf is fixed, which comprises a fixed base, tip fixed mounting has the support frame behind the fixing base upper surface, the support frame upper end has the movable block through round pin axle swing joint, the tip is opened before the fixing base upper surface has first spacing groove, first spacing inslot swing joint has the rack, rack upper end bilateral symmetry is opened there is the second spacing groove, the outer tip of second spacing groove has the activity extension board through round pin axle swing joint, the rack inner chamber front-back has the driving gear through round pin axle swing joint, the side is pegged graft in the activity respectively about the rack has second rack and first rack, terminal surface outer end difference fixed mounting has first layering and second layering before first rack and the second rack. This kind of books rack convenient to turn over page or leaf and fix can improve books and turn over fixed efficiency of page or leaf promptly, can strengthen the effect that the student studied again.

Description

Book placing frame convenient for page turning and fixing

Technical Field

The utility model relates to a learning tool technical field specifically is a books rack convenient to turn over page or leaf and fix.

Background

Reading is a step of human progress, and civilization society cannot keep pace with books. In order to facilitate reading, people have made a great leap in innovation from book materials to printing technologies, and the convenience of reading is now extended to reading aids. In current english teaching, spoken language is comparatively important part, in order to improve student's enthusiasm and persistence, the teacher can require the student often to read aloud, improve english spoken language ability, however, often students place the textbook and read aloud on the desk, because it is not very convenient to place and read at desk classmate, it is inconvenient to lead to student's observation, the time causes the injury to eyes easily for a long time, the pronunciation is not smooth, influence student's learning effect. Therefore, a book placing frame convenient for fixing page turning is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a books rack convenient to turn over page or leaf is fixed to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a books rack convenient to turn over page or leaf is fixed, includes the fixing base, tip fixed mounting has the support frame behind the fixing base upper surface, the support frame upper end has the movable block through round pin axle swing joint, tip fixed mounting has the slider before the movable block, the tip is opened before the fixing base upper surface has first spacing groove, first spacing inslot swing joint has the rack, rack upper end bilateral symmetry is opened there is the second spacing groove, the outer tip of second spacing groove has the activity extension board through round pin axle swing joint, the rack inner chamber front and back has the driving gear through round pin axle swing joint, the side is pegged graft movably respectively about the rack has second rack and first rack, terminal surface outer end is fixed mounting respectively first layering and second layering before first rack and the second rack.

Preferably, the first rack and the second rack are meshed with the driving gear, and the first rack and the second rack are respectively arranged on the front side and the rear side of the driving gear.

Preferably, the middle part of the rear end face of the placing frame is provided with a T-shaped sliding chute, and a sliding block is movably connected in the T-shaped sliding chute.

Preferably, the first rack and the second rack are parallel to each other, and the inner ends of the first rack and the second rack are fixedly provided with limit blocks.

Preferably, a book frame groove is formed in the middle of the front surface of the placing frame, and books are arranged in the book frame groove.

Preferably, the first rack and the second rack are arranged in a bilateral symmetry mode, and rubber sleeves are arranged on the outer sides of the first rack and the second rack.

Compared with the prior art, the beneficial effects of the utility model are that: according to the book placing rack convenient for page turning and fixing, due to the arrangement of the first rack, the second rack, the driving gear, the first pressing bar, the second pressing bar and the interactive support plate structure, through the mutual meshing effect of the first rack, the second rack and the driving gear, after a book is turned, the first pressing bar and the second pressing bar can simultaneously move inwards through the first rack and the second rack to press and fix the book after page turning, so that the book fixing efficiency is improved, and books of different sizes can be conveniently used; through setting up movable block, support frame and slider structure, slide in T type spout through making the slider to make the tip card go into first spacing inslot under the rack, can be to rack angle modulation, the different angles of the books of being convenient for are watched, thereby is showing efficiency and the effect that has improved student's study.

Drawings

FIG. 1 is a first axial view of the structure of the present invention;

FIG. 2 is a second axial view of the structure of the present invention;

figure 3 is a sectional view of the rack of the present invention.

In the figure: the book shelf comprises a fixed seat 1, a supporting frame 2, a movable block 3, a sliding block 4, a first limiting groove 5, a placing frame 6, a second limiting groove 7, a movable supporting plate 8, a book frame groove 9, a driving gear 10, a first rack 11, a second rack 12, a first pressing strip 13, a second pressing strip 14 and a sliding groove 15T-shaped.

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.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a books rack convenient to turn over page or leaf is fixed, includes fixing base 1, tip fixed mounting has support frame 2 behind 1 upper surface of fixing base, 2 fixed welding of support frame are on fixing base 1, and

support frame

2 and 1 mutually perpendicular of fixing base, 2 upper ends of support frame have movable block 3 through round pin axle swing joint, movable block 3 can be rotatory around 2 upper ends of support frame, tip fixed mounting has slider 4 before 3 movable block, slider 4 passes through the bolt and is connected with

movable block

3, 6 rear end face middle parts of rack open there is T type spout 15, swing joint has slider 4 in the T type spout 15. The upper end and the lower end of the T-shaped sliding groove 15 are both provided with openings, so that the placing frame 6 can be conveniently detached from the support frame 2, meanwhile, the sliding block 4 can be prevented from being separated from the placing frame 6 in the using process through the arrangement of the T-shaped sliding groove 15, the front end of the upper surface of the fixing base 1 is provided with a first limiting groove 5, the front end of the upper surface of the fixing base 1 is uniformly provided with the first limiting groove 5, the first limiting groove 5 is a right-angled trapezoidal groove for inversion, the placing frame 6 is movably connected in the first limiting groove 5, the middle of the front surface of the placing frame 6 is provided with a book frame groove 9, and books are arranged in the book frame groove 9. The book frame groove 9 is arranged, so that the left and right distances and the sizes of the books placed on the placing rack 6 are the same, thereby increasing the accuracy of fixing the page turning, the upper end part of the placing rack 6 is symmetrically provided with a second limiting groove 7, the outer end part of the second limiting groove 7 is movably connected with a movable support plate 8 through a pin shaft, the movable support plate 8 can be folded in the second limiting groove 7 according to requirements, and by arranging the movable support plate 8, when a book with larger size is placed on the placing frame 6, plays a role in supporting books, increases the placing area of the placing frame 6, enlarges the application range of the placing frame, the front and the back of the inner cavity of the placing frame 6 are movably connected with a driving gear 10 through a pin shaft, the left and the right side surfaces of the placing frame 6 are respectively movably inserted with a second rack 12 and a first rack 11, the outer ends of the front end faces of the first rack 11 and the second rack 12 are respectively and fixedly provided with a first pressing strip 13 and a second pressing strip 14. The cross sections of the first pressing strip 13 and the second pressing strip 14 are uniform and circular, the first rack 11 and the second rack 12 are meshed with the driving gear 10, and the first rack 11 and the second rack 12 are arranged on the front side and the rear side of the driving gear 10 respectively. Through the meshing effect of the driving gear 10 and the first rack 11 and the second rack 12, the first rack 11 and the second rack 12 can move towards the inner end part or the outer end part simultaneously, when the book page turning is not needed to be fixed, the left end part and the right end part of the book are fixed respectively, the book page turning fixing efficiency is improved, the first rack 11 and the second rack 12 are parallel to each other, and the inner end parts of the first rack 11 and the second rack 12 are fixedly provided with limiting blocks. First rack 11 and second rack 12 bilateral symmetry set up, and first rack 11 and the second rack 12 outside all is equipped with the rubber sleeve. When the book placing rack convenient for page turning and fixing is used, the movable support plate 8 is manually rotated outwards and is arranged on the diagonal line of the left end part and the right end part of the placing rack 6, meanwhile, the first rack 11 is manually pulled towards the right end part, due to the mutual meshing action of the driving gear 10, the second rack 12 and the first rack 11, at the moment, the second rack 12 moves towards the left end part, the center of a book is aligned with the book frame groove 9, the first rack 11 is pushed to move towards the left, at the moment, the second rack 12 moves towards the right end part, the book after page turning is simultaneously fixed, the book fixing efficiency is improved, at the same time, if the rotation angle of the placing rack 6 needs to be adjusted, the slide block 4 slides in the T-shaped slide groove 15, the position of the placing rack 6 is assisted to be limited through the first limiting groove 5, so that the rotation angle of the placing rack 6 can be adjusted, and students, the learning effect is better.

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. The utility model provides a books rack convenient to turn over page or leaf is fixed, includes fixing base (1), its characterized in that: the utility model discloses a rack, including fixing base (1), support frame (2), movable block (3), slider (4), first spacing groove (5) have been opened to the tip before movable block (3), tip fixed mounting has before movable block (3), tip before fixing base (1) upper surface, swing joint has rack (6) in first spacing groove (5), rack (6) upper end bilateral symmetry is opened has second spacing groove (7), the outer tip of second spacing groove (7) has movable extension board (8) through round pin axle swing joint, rack (6) inner chamber front and back have driving gear (10) through round pin axle swing joint, rack (6) left and right sides side is the activity respectively pegged graft and is had second rack (12) and first rack (11), first rack (11) and second rack (12) preceding terminal surface respectively fixed mounting have first layering (13) and second layering (14).

2. The book placing rack convenient for page turning and fixing of claim 1, characterized in that: the first rack (11) and the second rack (12) are meshed with the driving gear (10), and the first rack (11) and the second rack (12) are arranged on the front side and the rear side of the driving gear (10) respectively.

3. The book placing rack convenient for page turning and fixing of claim 1, characterized in that: the middle part of the rear end face of the placing frame (6) is provided with a T-shaped sliding groove (15), and a sliding block (4) is movably connected in the T-shaped sliding groove (15).

4. The book placing rack convenient for page turning and fixing of claim 1, characterized in that: the first rack (11) and the second rack (12) are parallel to each other, and the inner ends of the first rack (11) and the second rack (12) are fixedly provided with limit blocks.

5. The book placing rack convenient for page turning and fixing of claim 1, characterized in that: the middle part of the front surface of the placing rack (6) is provided with a book frame groove (9), and books are arranged in the book frame groove (9).

6. The book placing rack convenient for page turning and fixing of claim 1, characterized in that: the first rack (11) and the second rack (12) are arranged in a bilateral symmetry mode, and rubber sleeves are arranged on the outer sides of the first rack (11) and the second rack (12).