CN201432499Y

CN201432499Y - Active myopia preventive writing pen

Info

Publication number: CN201432499Y
Application number: CN2009201365642U
Authority: CN
Inventors: 林文; 林爱金
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-02-03
Filing date: 2009-02-03
Publication date: 2010-03-31
Anticipated expiration: 2019-02-03

Abstract

The utility model relates to an active myopia preventive writing pen, which comprises a pen cap, a pen holder, a holding sleeve, a pen head and a head cover. A dynamic circuit board with an infraredtransmit-receive probe and a battery are arranged in the pen holder, a stop rod is pivotally arranged in the holding sleeve, a power switch is convexly arranged in the holding sleeve, a pen core pivotally arranged between the holding sleeve and the pen head consists of a nib, a tongue, a tongue jacket and an ink cartridge sleeved at the rear end of the tongue jacket, the nib movably penetrating through the pen head and the root of the tongue are fixedly inserted at the front end of the tongue jacket, the rear end of the tongue jacket is fixedly inserted at the front end of the ink cartridge, the rear end face of the ink cartridge can be abutted and touched by the stop rod, and a return spring is arranged between the rear end of the ink cartridge and the holding sleeve. The active myopia preventive writing pen in the field of various writing pens can prompt a user to keep fine pen-holding postures to protect eyesight against myopia or strabism, thereby correcting pen holding and sittingpostures actively.

Description

Active myopia prevention is write pen

Technical field:

The utility model belongs to the stationery field, and the active myopia prevention of particularly a kind of favourable SH and sight protectio is write pen.

Background technology:

Existing have various tools, various pencils, ball pen, neutral water-color paintbrush etc. arranged as children and the juvenile writing implement that uses, above-mentioned all tools are except writing function, all can not allow student's eyes keep automatically normalized distance from keep correct body position to write, thereby cause myopia or other vision disorder easily.Trace it to its cause, when the student writes, it is too low to hold a pen, especially preschool child holds in the position of too close nib, blocks normal sight line, inevitable head want askew to a side and on all fours, just can see the writing that nib is write on paper, easily generation kopiopia of a specified duration does not note promptly causing easily hypometropia and stravismus.For this reason, the manufacturer also makes many effort, develop Nearsightedness-preventing pen miscellaneous, as ZL200620010200.6 promptly is the patent of a full-automatic myopia by name, humpback prevention students writing pen, this patent structure includes the cap for brush, penholder, pen cap, nib and nib lid, and the circuit board and the battery of band infrared receiving/transmission probe dynamically is installed in the penholder; Be pivoted with a thrust pin and in the pen cap and be convexly set in the power switch of pen cap outer surface, this power switch is extracted back automatic processing circuit plate power supply at the nib lid, and this thrust pin can be selected to conflict under circuit control or remove the upper end of conflict at pen core.Its major function is that infrared receiving/transmission mechanism is installed in penholder; and detect from the signal of writer face reflected back by it; whether control pen core upper end is headed on by the thrust pin; if the too close penholder of face; circuit drives thrust pin is removed contacting pen core; in a single day pen core is write pressurized and promptly can be bounced back, and can't use, and reaches protection eyes purpose.This patent provides the supporting of pencil, ball pen and neutral water-color paintbrush pen core, is not suitable for pen, how to design a kind of myopia prevention write pen the utility model research object.

Summary of the invention:

The purpose of this utility model is that the active myopia prevention of a kind of replaceable inking chamber of design is write pen.

Technical solutions of the utility model are achieved in that a kind of active myopia prevention writes pen, include the cap for brush, penholder, pen cap, fountain pen nib and nib lid, the circuit board of being with the infrared receiving/transmission probe and the battery that is fixed on pen arm end dynamically are installed in the penholder; Be pivoted with a thrust pin and in the pen cap and be convexly set in the power switch that pen cap outer surface energy is closed by the nib lid, it is characterized in that being pivoted with between pen cap and fountain pen nib a pen core, pen core is by nib, proposition, proposition overcoat and the ink barrel that is set in proposition overcoat rearward end are formed, dynamically pass the nib and the proposition heel of fountain pen nib and insert solid leading section jointly at the proposition overcoat, proposition overcoat rearward end is inserted solid at the ink barrel leading section, form the ink introduction channel, the ink barrel rear end face can be conflicted by the thrust pin and, between ink barrel rear end and pen cap, be provided with one and remain nib and stretch out back-moving spring outside the fountain pen nib.Whether can the nib of pen core normally be write, conflict on the rear end face of ink barrel according to the thrust pin; Pen core adopts nib, proposition and proposition overcoat and ink barrel split design, and the facility of changing ink barrel is provided, and is perhaps convenient to pouring into ink in the ink barrel.

Have a bigger cydariform inking chamber in the middle part of the described ink barrel, leading section is open interface, and it can form with proposition overcoat rearward end employing close-fitting nested structure and insert admittedly, and the rear end is the pipe bar of diameter less than 5mm, and rear end face of this pipe bar can be conflicted by the thrust pin and be reached.Make full use of the pen cap inner space, make ink barrel under the situation that does not influence dynamic retraction, can many cans ink, prolong the ability of continuing.

Described ink barrel rearward end is arranged with the moveable cap of a band salient point, and the salient point end face of this moveable cap can be conflicted by the thrust pin and be reached, and back-moving spring is set on the moveable cap, and the other end is conflicted on pen cap; Be fixed with a back-up ring in described pen cap, this back-up ring retaining makes the salient point end face keep having with thrust pin front end face the gap of 0.001mm-0.5mm in the lower edge of moveable cap.This gap is not influencing when writing, and eliminates the resistance of thrust pin swing, and the thrust pin can be swung under circuit control flexibly, and action of writing lack of standardization is reacted rapidly.

The utility model is diversified writing pen field; a kind of selection is provided; pen is write has higher practicality and artistry; and by replaceable ink barrel design, use cost is low, changes characteristics simple to operate; it has the myopia prevention function; can impel the writer to keep good pen holding posture all the time, prevent myopia, stravismus with vision protection, reaching initiatively, rectification holds a pen and sitting posture.

Description of drawings:

Below in conjunction with concrete legend the utility model is described further:

Fig. 1 myopia prevention is write pen and is write the state generalized section

Fig. 2 myopia prevention is write the non-state generalized section of writing of pen

Wherein

1-cap for brush 2-penholder 3-pen cap 4-fountain pen nib

5-nib lid 6-transmitting-receiving probe 7-circuit board 8-battery

9-thimble 10-thimble seat 11-thrust pin 12-magnet

13-solenoid 14-nib 15-proposition 16-proposition overcoat

17-ink barrel 170-inking chamber 171-interface 172-manages bar

18-back-moving spring 19-moveable cap 20-back-up ring 21-switch

The specific embodiment:

See figures.1.and.2, a kind of active myopia prevention is write pen, includes the cap for brush 1, penholder 2, pen cap 3, fountain pen nib 4 and nib lid 5, and the circuit board 7 of being with infrared receiving/transmission probe 6 and the battery 8 that is fixed on penholder 2 ends wherein dynamically are installed in the penholder 2; These circuit board 7 two ends are fixed with thimble 9, and correspondence is fixed with two thimble seats 10 in the penholder 2, circuit board 7 passes through two thimbles, 9 Kinematic Positioning on two thimble seats 10, make that transmitting-receiving probe 6 can be flexibly around thimble seat 10 rotations, with the aligning writer, and borrow two thimbles 9 and thimble seat 10 to cooperate the required power supply of pick-up circuit work; Be pivoted with a thrust pin 11 in the pen cap 3, thrust pin 11 upper ends are fixed with a magnet 12, be fixed with a solenoid 13 in the pen cap 3 of corresponding thrust pin top, whether this solenoid 13 is connected by circuit board 7 controls, in case solenoid 13 must be electric, produces and thrust pin upper magnet 12 identical polars, repel mutually, make thrust pin 11 as Fig. 2 beat, can not contact touch the rear portion at ink barrel, pen can't normally be write.Convex with a power switch 21 at pen cap 3 outer surfaces, this switch 21 promptly cuts off the power supply of circuit board 7 after nib lid 5 covers, in case open nib lid 5, this Nearsightedness-preventing pen promptly is ready.

4 of wherein said pen cap 3 and fountain pen nibs are pivoted with a pen core, pen core is made up of nib 14, proposition 15, proposition overcoat 16 and the ink barrel 17 that is set in proposition overcoat 16 rearward end, dynamically pass the nib 14 and proposition 15 heels of fountain pen nib 4 and insert solid leading section jointly at proposition overcoat 16, proposition overcoat 16 rearward end are inserted solid at ink barrel 17 leading sections, form the ink introduction channel, ink barrel 17 rear end faces can be conflicted by thrust pin 11 and, be provided with one at ink barrel 17 rear ends and 3 of pen caps and remain nib 14 and stretch out back-moving spring 18 outside the fountain pen nib 4.

Described ink barrel 17 middle parts have a bigger cydariform inking chamber 170, leading section is open interface 171, it can form with proposition overcoat 16 rearward end employing close-fitting nested structure and insert admittedly, and the rear end is the pipe bar 172 of diameter less than 5mm, and rear end face of this pipe bar 172 can be conflicted by thrust pin 11 and be reached.Ink barrel 17 is replaceable design, and its open interface 171 is a film seal before not inserting solid proposition overcoat 16.After the ink of this ink barrel 17 uses up, replaceable one, perhaps in ink barrel, pour into ink once more.This structure is comparatively simple, but when changing ink barrel 17, its back-moving spring 18 promptly can be followed and be run out of, and is easy to lose.Can adopt following structure for this reason:

Be arranged with the moveable cap 19 of a band salient point in ink barrel 17 rearward end, the salient point end face of this moveable cap 19 can be conflicted by thrust pin 11 and, back-moving spring 18 is set on the moveable cap 19, the other end is conflicted on pen cap 3; In addition, in pen cap 3, be fixed with a back-up ring 20 again, these back-up ring 20 retainings are in the lower edge of moveable cap 19, make the salient point end face keep having the gap of 0.001mm-0.5mm with thrust pin 11 front end faces, and when ink barrel 17 is extracted, moveable cap 19 is blocked and can not be deviate from by back-up ring 20, avoids back-moving spring 18 to lose.

Claims

1, a kind of active myopia prevention is write pen, include the cap for brush, penholder, pen cap, fountain pen nib and nib lid, the circuit board of being with the infrared receiving/transmission probe and the battery that is fixed on pen arm end dynamically are installed: be pivoted with a thrust pin and in the pen cap and be convexly set in pen cap outer surface energy in the penholder by the written power switch of closing that covers, it is characterized in that being pivoted with between pen cap and fountain pen nib a pen core, pen core is by nib, proposition, proposition overcoat and the ink barrel that is set in proposition overcoat rearward end are formed, dynamically pass the nib and the proposition root of fountain pen nib and insert solid leading section jointly at the proposition overcoat, proposition overcoat rearward end is inserted solid at the ink barrel leading section, form the ink introduction channel, the ink barrel rear end face can be conflicted by the thrust pin and, between ink barrel rear end and pen cap, be provided with one and remain nib and stretch out back-moving spring outside the fountain pen nib.

2, active myopia prevention according to claim 1 is write pen, it is characterized in that the ink barrel middle part has a cydariform inking chamber, leading section is open interface, it can adopt the close-fitting nested structure to form with proposition overcoat rearward end and insert admittedly, the rear end is the pipe bar of diameter less than 5mm, and the rear end face of this pipe bar can be conflicted by the thrust pin and be reached.

3, active myopia prevention according to claim 1 and 2 is write pen, it is characterized in that the ink barrel rearward end is arranged with the moveable cap of a band salient point, the salient point end face of this moveable cap can be conflicted by the thrust pin and be reached, and back-moving spring is set on the moveable cap, and the other end is conflicted on pen cap.

4, active myopia prevention according to claim 3 is write pen, it is characterized in that being fixed with in the pen cap back-up ring, and this back-up ring retaining makes the salient point end face keep having with thrust pin front end face the gap of 0.001mm-0.5mm in the lower edge of moveable cap.