Novel antimyopia ear-hanger
The utility model relates to a kind of device that prevents the myoporthosis sitting posture of student, particularly a kind of novel antimyopia ear-hanger.
The existing device of myoporthosis sitting posture of student that prevents has a lot, and its structure also has nothing in common with each other.What have is installed on the desk limit (as juvenile's myopia preventer of Chinese patent CN2062183u bulletin and a kind of student eyesight posture protector of Chinese patent CN2112984u bulletin etc.); what have is fixed on the backrest (as the Strap for preventing nearsight of writing correcting sitting posture device and Chinese patent CN2291835Y bulletin of Chinese patent CN2295391Y bulletin etc.), and what have then wears head in the people (as the student of Chinese patent CN2281115Y bulletin with vision protection sitting posture cover).The common weak point of said apparatus is a complex structure, the cost of manufacture height, use inconvenient, and increase student's physiology and psychological burden to some extent, particularly be fixed on and write the correcting sitting posture device on the backrest, need when it uses student's upper body is limited in seat and the suitable position of writing desk.Thereby limited student's normal activity (as disseat drink water or get thing etc.), used extremely inconvenient.
The purpose of this utility model is to overcome above-mentioned the deficiencies in the prior art part and provide a kind of simple in structure, and cost of manufacture is low, novel antimyopia ear-hanger easy to use.
The technical solution of the utility model is: voice integrated package, buzzing sheet, power switch and balance switches set that novel antimyopia ear-hanger is coupled to each other by box body, lid with in being installed in box body, by power lead become, balance cock comprises the FC balance cock that is connected in parallel, left-leaning formula balance cock and Right deviation formula balance cock, lid is installed on the box body, and the ear groove of being convenient to hang on student's ear is arranged on box body and the lid.
The utility model is owing to adopt as above design, compared with prior art, have simple in structure, cost of manufacture is low, characteristics such as easy to use, get final product being fixed on student's ear behind the power switch breakdown of the present utility model during use, when turning forward or be tilted to the left or be tilted to the right, student's head above certain angle the utility model is turned forward thereupon or when being tilted to the left or being tilted to the right above certain angle, buzzing sheet in the utility model promptly sends signal language or musical sound, reminds the student that head is lifted or ajusts.
Below in conjunction with drawings and Examples detailed structure of the present utility model is further described.
Accompanying drawing is a structural representation of the present utility model.
As shown in drawings: novel antimyopia ear-hanger is by box body (1), lid (2), voice integrated package (3), buzzing sheet (4), power switch (5), FC mercury balance cock (6), left-leaning formula mercury balance cock (7) and Right deviation formula mercury balance cock (8) are formed, voice integrated package (3), buzzing sheet (4), power switch (5) and mercury balance cock (6), (7), (8) all be installed in the box body (1) and connect by power lead, lid (2) is screwed on box body (1), and the ear groove of being convenient to hang on student's ear (9) is arranged on box body (1) and the lid (2).
During use, get final product hanging on student's ear after power switch of the present utility model (5) unlatching.Turn forward super or once be tilted to the left or be tilted to the right angle and the utility model is turned forward or when being tilted to the left or being tilted to the right thereupon as student's head above certain angle, the mercury balance cock (6) or (7) or (8) that are installed in the box body (1) are just connected, make the buzzing sheet must send chimes of doom, remind the student that head is lifted or ajusts.After student's head lifted or ajust and make the utility model to recover original equilibrium state, the mercury balance cock (6) or (7) or (8) that are installed in the box body (1) just disconnected, and make buzzing sheet (4) stop sounding.Not the time spent, it can be taken off from ear easily, powered-down switch (5) is put in school bag or the pocket and is got final product.The utility model is because simple in structure light and handy, the chimes of doom that the buzzing sheet sends is small and light gentle, hangs over the physiology and the psychological burden that can not increase the student on the ear, also can not influence other people, use when not only being suitable for doing one's assignment in family, and be suitable for giving a lesson in school, other occasion such as examination uses.