CN2044547U

CN2044547U - Folding convenient reading folder with adjustable tilt angle

Info

Publication number: CN2044547U
Application number: CN 89210784
Authority: CN
Inventors: 苑春亭
Original assignee: Individual
Current assignee: Individual
Priority date: 1989-01-27
Filing date: 1989-01-27
Publication date: 1989-09-20

Abstract

The utility model discloses a folding adjustable and convenient reading-rack. The problems that the placing angle of the book and the regulating of the distance between the book and the eyes of the reader must be solved for ensuring the sight and health of the reader and improving the reading effect. The utility model is characterized in that the book needed to read is clipped on the spine with a device which is similar with the loose-leaf binder of the prior art; two page supporting plates are hinged and are vertical with the spine supporting plate; the reading-rack is provided with a device for adjusting the included angle between the clip and the desktop as well as a spring clip for clipping the reading pages. The utility model has the advantages of adjustable rake angle, foldable components, convenient operation and portability, easy fabrication and low cost.

Description

Folding convenient reading folder with adjustable tilt angle

The utility model belongs to the stationery technical field.

No matter be children or adult, common reading posture all is that book is lain on the horizontal table top, perhaps is placed on the reading desktop with fixed inclination in curves, and the pupil is with the hands holding in both hands the books reading sometimes.Because everyone height is different, the distance that is placed between book on the desktop and reading person's the eyes can't be regulated again, though back dual mode angle is proper, but can't take notes while seeing, so in the course of time, just can cause myopia or hunchback, influence people, especially teen-age physical and mental health.Design a kind of tilt adjustable, reading clamp easy to use for this reason,, guarantee teen-age physical and mental health, become each scholar's eager desire so that reading person keeps correct posture.

According to the triangle principle, rigid body of supported at three point after wherein two strong points are fixed on the same plane, can be regulated the inclination angle of supported rigid body with respect to this plane by the height of regulating the 3rd strong point.In view of the above, basic design of the present utility model is: the sandwich half-twist of the loose-leaf binder that is used for pressing from both sides loose leaf paper or teaching materials in the prior art, the flexible arc pressing plate that promptly becomes original upper and lower platen into about the flexible arc page ambulatory splint of folder page, and extend a stern shape (promptly a wedge shape respectively being cut away in hollow rectangle hexahedron tail end upper and lower part) connector again in this clamping plate junction, so both be convenient to press from both sides body conversion inclination angle; Be convenient to install other parts again; Again on the page holder clamping plate relative with elastic arc page ambulatory splint, from the nearer position of free end, with abnormity (quadruple board platform is arranged) the rivet folder body support bar that is hinged, regulate distance between this bar free end and the stern shape connector end by a thin chain or porous lath or cotton rope, can regulate the inclination angle between whole reading clamp and the desktop.The utility model is made of following critical piece:

1, the reading clamp main body of angle bar shape and related stern shape connector is promptly pressed from both sides body, its orthogonal two rectangular planes thin plates, level be book back supporting plate, vertical is the page holder clamping plate;

2, one one end is connected with stern shape connector, and the other end is free end and the flexible arc page ambulatory splint that has a hook;

3, one one end is hinged with above-mentioned page holder clamping plate mutually by special-shaped rivet, and the other end is the folder body tilt adjustment support flat bar that free end has a little right angle crotch;

4, the lath or the cord of the thin chain at an adjustable clamp body inclination angle or porous;

5, the square collapsible page supporting plate of two block lengths by special-shaped rivet and above-mentioned book back supporting plate hinge, they all can be around hinge rivet half-twist angle separately, all go to when promptly depositing with above-mentioned book back supporting plate and parallel, all go to above-mentioned book back supporting plate perpendicular during use, and at the above-mentioned book back supporting plate back side, the rectangle hook of a page supporting plate to the rectangle breach of another piece page supporting plate, fastens mutually;

6, one is fixed on spring clip on the bearing support above the stern shape connector by spring shaft, it last slice be "

" reading of shape drives the pressing plate of page or leaf; following sheet is rectangular (its length the be about a vertical direction length half) flat board that has the twice lasso; upper and lower two closely overlap and last slice can before and after plate plane down is in the twice lasso, slide so that push away the Wu Zichu of two pages of books that a pressing plate pushed down open during reading forward;

7, one is connected with stern shape connector least significant end and and with desk surface parallel horizontal supporting shaft vertical with above-mentioned folder body, and the rotating shaft at promptly whole reading clamp conversion inclination angle, this axle divide three sections, fix two sections collapsible or pulls on both sides for middle one section.

Major advantage of the present utility model is:

The spacing that can regulate book and reader's eyes according to each reader's concrete condition with the reading of this reading clamp, but and record the note while reading a book, protect scholar's eyesight and healthy; Simple in structure, make, use, carry all very convenient, fold up and be put in school bag, in the briefcase all can, no matter primary and secondary students or adult read any book and can both use.

Accompanying drawing is one of the utility model most preferred embodiment.

Figure one is the general assembly schematic diagram; Figure two is the schematic diagram that two blocks of page supporting plates fasten mutually at the book back supporting plate back side; Figure three is the related stern shape of folder body connector blanking cutting planar development schematic diagram.

(1) is angle bar clevis body among the figure; (2) be page ambulatory splint hook; (3) be book back supporting plate; (4) be flexible arc page ambulatory splint; (5) and (16) be collapsible page supporting plate; (6) and (17) and (18) be special-shaped rivet; (7) support flat bar for folder body tilt adjustment; (8) be the thin chain of tilt adjustment; (9) be stern shape connector; (10) be spring clip; (11) be spring shaft; (12) be folding horizontal back shaft (the folder body becomes the inclination angle rotating shaft); (13) be the chain bitt; (14) for spring clip under the lasso that is connected as a single entity of sheet; (15) drive a page pressing plate (being spring clip last slice) for reading; (19) be sheet under the spring clip; (20) be the page holder clamping plate; (21) catching groove that is connected with page holder clamping plate (20) for hook (2).

The stern shape connector (9) that presss from both sides body (1) in this embodiment and be connected as a single entity is to adopt the thick sheet metal of 1.5～2mm by the plane outspread drawing cutting blanking shown in the accompanying drawing three, then punched openings, inserted sheet, link; Flexible arc page ambulatory splint (4) adopts the thick elastic sheet iron of 1.5～2mm to be cut into rectangular processing, it and stern shape connector (9) and with its with being connected of hook all adopt the hinge-type connection; It is identical with book page width commonly used that its length is all tailored with the sheet metal of 1.5～2mm in page supporting plate (5) and (16), each is opening a square breach that 3mm is wide link from least significant end 3mm place, so that fasten mutually, they with all use the closing-up of aluminium matter abnormity being connected of book back supporting plate (3), it is identical with the page supporting plate that folder body tilt adjustment supports flat bar (7) materials, just be folded into bilayer, folded edge is made a call to an aperture so that bind the thin chain of tilt adjustment (8) in the nearly corner of its free end towards stern shape connector direction on folding suture; Upper and lower materials of spring clip are with above-mentioned identical, and the elastic wire that its spring diameter is 2mm is made; Folder body horizontal supporting shaft (12) the interlude stainless steel tube of diameter 5mm, its two all has steering knuckle, it is directly to insert in two holes of above-mentioned connector tail end with being connected of stern shape connector (9), two sections stainless steel tubes that all adopt the band steering knuckle identical with above-mentioned specification on both sides, its length is identical with above-mentioned page supporting plate (5).

Conversion as present embodiment:

1, folder body (1) related stern shape connector (9), page supporting plate (5) and (16) and the available duroplasts die casting of tilt adjustment support bar (7);

2, page supporting plate (5) is done two square jacks that conform to (16) size with page supporting plate (5) in the corresponding position with making into (16) and being connected of book back supporting plate (3) behind at book back supporting plate, and the time spent directly inserts;

3, flexible arc page ambulatory splint can replace with two parallel steel bars of the flexible arc that connects together.

4, the thin chain of tilt adjustment can replace with the steel plate bar or the cord filial generation that have row's aperture.

5, two sections of horizontal supporting shaft (12) both sides available pull bars replace.

Claims

A kind of collapsible tilt adjustable make things convenient for reading clamp (hereinafter to be referred as reading clamp), by the clip of folder book and take up body and form; Of the present utility modelly be characterised in that described reading clamp supports stern shape connector [9], folding horizontal back shaft (the folder body becomes the inclination angle rotating shaft) [12], the chain bitt [13] that flat bar [7], the thin chain of tilt adjustment [8], spring clip [10] and folder body [1] be connected as a single entity by folder body [1], collapsible page supporting plate [5] and [16], the flexible arc page ambulatory splint [4] of angle bar shape, folder body tilt adjustment and forms; Above-mentioned angle bar clevis body [1] is by two mutually perpendicular rectangular flat plate that are connected as a single entity, and promptly book back supporting plate [3] and page holder clamping plate [20] are formed; The two all is connected as a single entity with stern shape connector [9] again, that is they all are to be cut out by same block of sheet metal to process; Above-mentioned collapsible page supporting plate [5] and [16] are by special-shaped rivet [6] and [17] and book back supporting plate [3] hinge, and it is vertical with book back supporting plate [3] that these two blocks of page supporting plates [5] of time spent and [16] go to, and fasten mutually at square hook in its back side and square breach; This two supporting plate of time spent does not go to parallel with book back supporting plate [3]; Above-mentioned spring clip [10], by have a little handle "
" shape reads the rectangular flat plate (being sheet under the spring clip) [19] drive a page pressing plate (being spring clip last slice) [15] and to have twice lasso [14] and forms; pressing plate [15] can be two lassos [14] in along under front and back, the plane slip of sheet [19]; this time sheet [19] has two installation legs vertical with the plate face, is connected with support on the stern shape connector [9] by spring shaft [11].