CN2251292Y - Vision protector capable of adjusting visual range - Google Patents

Abstract

The utility model relates to a vision protector for adjusting viewing distance, which is a protective appliance for eyes and is carried or fixed to a desk edge. The vision protector for adjusting viewing distance solves a hypopsia problem due to that teachers and parents of students are difficult to correct the read-write viewing distance of the students and learning postures are incorrect. The vision protector for adjusting viewing distance is composed of a main body which is formed by the connection of a height supporting part and a machine base part and the additional parts of a desktop fixing shelf and a pen holder. When the vision protector for adjusting viewing distance is used, high and low degrees can be adjusted according to the characteristics of a writer for positioning. Heads move under a limited height to make the students correct postures for positioning and limiting the distance of the eyes and books and notebooks. Medicine is also arranged for cooling and refreshing brains. If the vision protector for adjusting viewing distance is used for long term, the correct postures of viewing distance can be developed for growing healthy bodies and mentality. Thereby, the utility model can prevent diseases of myopia, spinal curvature and monstrosity, etc.

Description

Sighting distance is adjusted vision protector

The utility model belongs to the sight protectio utensil.

Adolescent student generally causes the crooked hunchback of hypopsia and cervical vertebra etc., unhealthful growth because of the sighting distance fault of reading and writing at present.Pupil's ability of self control is poor, and middle school student are active, is often seeing that written word damaged eyesight because of the hypotelorism of eyes and desktop often.The teacher is reasonable for the adjustment of student's sighting distance, and generalization of image is " three one " i.e. " eye distance desktop one chi, chest apart from table limit one fist, hand apart from the nib one-inch " standard pupil reading and writing posture, and the head of a family corrects frequently, but still the person is more and more to be the myopia of student.Operation, drug therapy myopia effect are not desirable, and be simultaneously risky.Best approach is that control is main.

At the problems referred to above, the purpose of this utility model is to provide a kind of apparatus to do the sighting distance adjustment, is effective sight protectio utensil.Having solved the head of a family of Faculty and Students, to be difficult to correct pupil reading and writing sighting distance and learning posture incorrect and cause hypopsia problem, apparatus to supervise the protection of youth eyesight, pre-myopia prevention.

The utility model is realized with following mode: it has height support section and support part, and the two connects and composes main body; Also have extention desktop fixed mount 10 and appliance for holding pen 11.Described height support section is made of lower jaw pallet 1, height regulating rod 2, attachment pegs 3, trip bolt 4, height adjustment seat 5, and annexation is as follows between each member: height regulating rod 2 upper ends and lower jaw pallet 3 movable connections of 1 usefulness attachment pegs; The link position up and down between trip bolt 4 free adjustment height regulating rods 2 and the height adjustment seat 5 is equipped with in height regulating rod 2 lower ends, places the cool refreshing medicine at height regulating rod 2 inner chambers.Described support part is by regulating tube 6, attachment bolt 7, screw 8, slide plate 9, angling hole 12 constitute, annexation is as follows between each member: regulating tube 6 is left and right each 1, regulate left and right sides width and join together with attachment bolt 7 and height adjustment seat 5 are movable, regulate tube 6 two ends for 2 one slide plate 9 is respectively arranged, each personal screw 8 connects, and regulates tube 6 two ends at 2 and respectively has an angling hole 12.Extention desktop fixed mount 10 is fixed on the desktop edge, has chute 13; Appliance for holding pen 11 is the tubular pen cap, and seat 14 holds a pen apart from nib 3.3cm place.

The utility model is simple in structure, is easy to carry after amounting to.Force the student to rectify work posture during use effectively, alignment restrictions eyes and books distance prevent that myopia from taking place.The student sits up straight the desk read-write, when body forward is inclined, hinders the student and continues operation.Long-term use can be formed correct sighting distance posture and be made and grow up healthy and sound in all respects, thereby diseases such as pre-myopia prevention, campylorrhachia take place.

Now in conjunction with the accompanying drawings the utility model is described in further detail.

Fig. 1-Fig. 2 is the utility model structural representation; Wherein Fig. 2 is appliance for holding pen 11 structural representations;

Fig. 3-Fig. 5 is height support section and support part assembly drawing; Wherein Fig. 3 is a front view, and Fig. 4 is a vertical view; Fig. 5 is a left view;

Fig. 6-Fig. 8 is a support part-structure schematic diagram; Wherein Fig. 6 is a front view, and Fig. 7 is a vertical view, and Fig. 8 is the A-A section of Fig. 7;

Fig. 9-Figure 10 is the structural representation of appliance for holding pen 11; Wherein Fig. 9 is a front view, and Figure 10 is a left view.

With reference to Fig. 1-Fig. 2, the utility model disposes to 1 of student's staff.Desktop fixed mount 10 is fastened on the desk surface edge by wood screw.In the chute 13 that left and right 2 slide plates, 9 insertion fixed mounts 10 have, can arbitrarily slide, to regulate width.Insert, take out very convenient.With reference to Fig. 3-Fig. 5, be housed in during use on the desktop, according to Writer's characteristics, adjust and navigate to the appropriate location, regulate height with trip bolt 4.When the writer pressed down lower jaw pallet 1, height regulating rod 2 inner chambers were placed drug smell effusions such as peppermint, and cool refreshing is refreshed oneself.With reference to Fig. 6-Fig. 8,,, apart from the desk surface edge certain distance is arranged with the chest that guarantees the user so the height support section in use can front and rear direction inclination certain angle because left and right 2 regulated tube 6 two ends and respectively have an angling hole 12.Student's lower jaw is conflicted on lower jaw pallet 1, and head rotates flexibly, but constant apart from the height of table top restriction.With reference to Fig. 9-Figure 10, when writing the pen cap is gone in the appliance for holding pen 11, this appliance for holding pen 11 is apart from the nib 3.3cm place design seat 14 that holds a pen, hold this place write can guarantee finger apart from nib apart from reasonable." three one " have more than been guaranteed.The long-term use can vision protection and normal development of skeleton.The time spent does not amount to and puts into school bag and carry.

Claims (1)

1, a kind of sighting distance is adjusted vision protector, it is characterized in that:

It has height support section and support part, and the two connects and composes main body; Also have extention desktop fixed mount [10] and appliance for holding pen [11];

Described height support section is made of lower jaw pallet [1], height regulating rod [2], attachment pegs [3], trip bolt [4], height adjustment seat [5], and annexation is as follows between each member: height regulating rod [2] upper end flexibly connects with attachment pegs [3] with lower jaw pallet [1]; The link position up and down between trip bolt [4] free adjustment height regulating rod [2] and the height adjustment seat [5] is equipped with in height regulating rod [2] lower end, places the cool refreshing medicine at height regulating rod [2] inner chamber;

Described support part is by regulating tube [6], attachment bolt [7], screw [8], slide plate [9], angling hole [12] constitute, annexation is as follows between each member: regulating tube [6] is left and right each 1, regulate left and right sides width and join together with attachment bolt [7] and height adjustment seat [5] are movable, regulate tube [6] two ends for 2 one slide plate [9] is respectively arranged, each personal screw [8] connects, and regulates tube [6] two ends at 2 and respectively has an angling hole [12];

Extention desktop fixed mount [10] is fixed on the desktop edge, has chute [13]; Appliance for holding pen [11] is the tubular pen cap, and seat [14] holds a pen apart from nib 3.3cm place

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