CN103754012A

CN103754012A - Pen capable of preventing itself from being opened by children

Info

Publication number: CN103754012A
Application number: CN201310756594.4A
Authority: CN
Inventors: 刘永华
Original assignee: NINGBO JIANGBEI RUICHEN HANDICRAFT DESIGN Co Ltd
Current assignee: Zhongshan County Vocational Technical School
Priority date: 2013-12-25
Filing date: 2013-12-25
Publication date: 2014-04-30
Anticipated expiration: 2033-12-25
Also published as: CN103754012B

Abstract

The invention relates to a pen capable of preventing itself from being opened by children. The pen comprises a pen rod, a pen sleeve and a pen refill. The pen refill is arranged in the pen rod. A press rod capable of pressing the pen refill out of the pen rod is arranged in the pen sleeve. Protrusions are arranged in an inner ring of an opening of the pen sleeve. Flanges matched with the protrusions are arranged at the upper end of the outer side wall of the pen rod. A first retaining plate is fixedly arranged on the outer side wall of the pen refill. A plurality of first through holes in annular arrangement are formed in the pen rod. A first press rod penetrates the first through holes to extend into the pen rod. A second retaining plate is fixedly arranged at one end, positioned in the pen rod, of the first press rod, and is connected with the inner side wall of the pen rod through a first elastic component. The pen can prevent the children from opening a pen cap or pressing out the pen refill, thereby being high in safety.

Description

A kind of pen of children unopenable

Technical field

The present invention relates to a kind of pen of children unopenable.

Background technology

Pen, is the mankind's a invention greatly, is for the instrument of writing or painting.In having child's family, after adult uses pen, tend in the place that uses pen, pen be left over, child often can take up one's pen when toy use.General pen, child is easy to press out pen core or opens the pen cap, and child holds Pen Association's coating and drawing at random, made dirty clothes or furniture, and nib is sharper, draws on furniture and can on furniture, mark one trace, damage furniture, stamp, to eyes, accidentally just can injure eyes, very dangerous.

Summary of the invention

The present invention is directed to prior art deficiency, provide a kind of and can prevent that children from opening the cap for brush or pressing out pen core, safe pen.

In order to solve the problems of the technologies described above, the present invention is solved by following technical proposals: a kind of pen of children unopenable, comprise penholder, the pen cap and pen core, described pen core is arranged in described penholder, in the described pen cap, be provided with and pen core can be extruded to the depression bar of penholder, described pen cap opening part inner ring is provided with projection, in described penholder lateral wall upper end, be provided with the flange matching with described projection, on described pen core lateral wall, be fixedly installed No. one baffle plate, on described penholder, offer the one number service hole that several distribute ringwise, being provided with a depression bar extend in described penholder through described one number service hole, the end, one end that a described depression bar is positioned at described penholder is fixedly installed baffle plate No. two, between described No. two baffle plates and described penholder madial wall, by an elastic parts, interconnect.When needs are used pen, first a depression bar is pressed in penholder, an elastic parts is shunk, thereby make No. two baffle plates leave a baffle plate under, make in a baffle plate and No. two baffle plate vertical direction not overlapping, again the pen cap is taken down from pen tip, then, be enclosed within the upper end of penholder, in the process of cover, the pen cap overlaps into from penholder upper end, simultaneously, depression bar in the pen cap withstand pen core by pen core toward pressing down, pen core extrudes penholder the most at last, simultaneously, projection in the pen cap combines with the flange of penholder lateral wall, thereby fix the position of pen core, decontrol in use the normal use that No. a depression bar does not affect pen yet.When not needing to use pen, the pen cap is taken away from the upper end of penholder, pen core is retracted in penholder, then unclamp depression bar No. one, make No. two baffle plates be positioned at baffle plate below No. one, stop a baffle plate to move down, thereby stop pen core to move down, then the pen cap is restored.

In technique scheme, described pen cap opening part inner ring is parallel to each other be provided with two groups described in projection, described in every group, projection is arranged in same level uniformly, described penholder lateral wall upper end is parallel to each other be provided with two groups described in flange.Being connected of two groups of projections and two groups of flanges is set, after depression bar in the pen cap is pressed out pen core, between the pen cap and penholder, is connected better effects if.

In technique scheme, in described penholder, be provided with fixed head and portable plate, described fixed head is fixed on described penholder inwall, between described fixed head and described portable plate, by No. two elastic parts, be connected, on described fixed head, offer the through hole matching with described pen core, end, described pen core upper end is fixedly connected with described portable plate.Depression bar is depressed portable plate, makes the pen tip of pen core be forced out penholder, and meanwhile, No. two elastic parts shrinks, after finishing using, the pen cap is separated with penholder, affected by No. two elastic parts, and pen core is automatically withdrawn in penholder, easy to use.

In technique scheme, on described penholder inwall, offer the chute matching with described portable plate, described portable plate is arranged in described chute.Portable plate is moved up and down in chute, the slip of portable propelling plate, the moving range of restriction portable plate, prevents that portable plate from rising too high under the elastic force impact of No. two elastic parts, recovered slow.

In technique scheme, a described baffle plate place face and described No. two baffle plate place faces are parallel to each other.A baffle plate and No. two baffle plate contact-making surfaces are maximized, make No. two baffle plates best to the fixed effect of a baffle plate.

In technique scheme, a described depression bar is positioned on one end end face outside described penholder and is provided with ridge.Increase the frictional force between bigger depression bar and finger, person's operation easy to use.

The present invention compared with prior art, has following beneficial effect: the present invention can prevent that children from opening the cap for brush or pressing out pen core, safe.Being connected of two groups of projections and two groups of flanges is set, after depression bar in the pen cap is pressed out pen core, between the pen cap and penholder, is connected better effects if.Depression bar is depressed portable plate, makes the pen tip of pen core be forced out penholder, and meanwhile, No. two elastic parts shrinks, after finishing using, the pen cap is separated with penholder, affected by No. two elastic parts, and pen core is automatically withdrawn in penholder, easy to use.Portable plate moves up and down in chute, the slip of portable propelling plate, and the moving range of restriction portable plate, prevents that portable plate from rising too high under the elastic force impact of No. two elastic parts, recovered slow.A baffle plate and No. two baffle plate contact-making surfaces maximize, and make No. two baffle plates best to the fixed effect of a baffle plate.Ridge increases the frictional force between bigger depression bar and finger, person's operation easy to use.

Accompanying drawing explanation

Fig. 1 is schematic diagram of the present invention.

Fig. 2 is penholder schematic cross-section of the present invention.

Fig. 3 is the part schematic diagram of pen of the present invention while not using (No. two baffle plates under a baffle plate time).

Fig. 4 is the part schematic diagram of pen of the present invention while using (No. two baffle plates not under a baffle plate time).

Fig. 5 is penholder side schematic view of the present invention.

The specific embodiment

Below in conjunction with accompanying drawing and the specific embodiment, the present invention is described in further detail: referring to Fig. 1-Fig. 5, a kind of pen of children unopenable, comprise penholder 1, the pen cap 2 and pen core 3, described pen core 3 is arranged in described penholder 1, is provided with and pen core 3 can be extruded to the depression bar 21 of penholder 1 in the described pen cap 2.

The described pen cap 2 opening part inner rings are parallel to each other be provided with two groups described in projection 22, described in every group, projection 22 is arranged in same level uniformly, described penholder 1 lateral wall upper end is parallel to each other be provided with two groups described in flange 11.Being connected of two groups of projections 22 and two groups of flanges 11 is set, after depression bar 21 in the pen cap 2 is pressed out pen core 3, between the pen cap 2 and penholder 1, is connected better effects if.

In described penholder 1, be provided with fixed head 12 and portable plate 13, described fixed head 12 is fixed on described penholder 1 inwall, between described fixed head 12 and described portable plate 13, by No. two elastic parts 14, be connected, on described fixed head 12, offer the through hole matching with described pen core 3, described pen core 3 ends, upper end are fixedly connected with described portable plate 13.Depression bar 21 is depressed portable plate 13, makes the pen tip of pen core 3 be forced out penholder 1, and meanwhile, No. two elastic parts 14 shrinks, after finishing using, the pen cap 2 is separated with penholder 1, affected by No. two elastic parts 14, and pen core 3 is automatically withdrawn in penholder 1, easy to use.

On described penholder 1 inwall, offer the chute 4 matching with described portable plate 13, described portable plate 13 is arranged in described chute 4.Portable plate 13 is moved up and down in chute 4, the slip of portable propelling plate 13, the moving range of restriction portable plate 13, prevents that portable plate 13 from rising too high under the elastic force impact of No. two elastic parts 14, recovered slow.

On described pen core 3 lateral walls, be fixedly installed baffle plate 31 No. one, on described penholder 1, offer the one number service hole 5 that several distribute ringwise, being provided with a depression bar 6 extend in described penholder 1 through described one number service hole 5, the end, one end that a described depression bar 6 is positioned at described penholder 1 is fixedly installed baffle plate 7 No. two, between described No. two baffle plates 7 and described penholder 1 madial wall, by an elastic parts 8, interconnects.

A described baffle plate 31 place faces and described No. two baffle plates 7 place faces are parallel to each other.A baffle plate 31 and No. two baffle plate 7 contact-making surfaces are maximized, make the fixed effect of 7 pairs of baffle plates 31 of No. two baffle plates best.

A described depression bar 6 is positioned on one end end face in described penholder 1 outside and is provided with ridge.Increase the frictional force between bigger depression bar 6 and finger, person's operation easy to use.

When needs are used pen, first a depression bar 6 is pressed in penholder, an elastic parts 8 is shunk, thereby make No. two baffle plates 7 leave a baffle plate 31 under, make in a baffle plate 31 and No. two baffle plate 7 vertical direction not overlapping, again the pen cap 2 is taken down from pen tip, then, be enclosed within the upper end of penholder 1, in the process of cover, the pen cap 2 overlaps into from penholder 1 upper end, simultaneously, depression bar 21 in the pen cap 2 withstand pen core 3 by pen core 3 toward pressing down, pen core 3 extrudes penholder 1 the most at last, simultaneously, projection 22 in the pen cap 2 combines with the flange 11 of penholder 1 lateral wall, thereby fix the position of pen core 3, decontrol in use the normal use that No. a depression bar 6 does not affect pen yet.When not needing to use pen, the pen cap 2 is taken away from the upper end of penholder 1, pen core 3 is retracted in penholder 1, then unclamp depression bar 6 No. one, make No. two baffle plates 7 be positioned at baffle plate 31 belows No. one, stop a baffle plate 31 to move down, thereby stop pen core 3 to move down, then the pen cap 2 is restored.

Claims

1. the pen of a children unopenable, comprise penholder (1), the pen cap (2) and pen core (3), described pen core (3) is arranged in described penholder (1), the described pen cap (2) opening part inner ring is provided with projection (22), in described penholder (1) lateral wall upper end, be provided with the flange (11) matching with described projection (22), it is characterized in that: in the described pen cap (2), be provided with and pen core (3) can be extruded to the depression bar (21) of penholder (1), on described pen core (3) lateral wall, be fixedly installed a baffle plate (31), on described penholder (1), offer the one number service hole (5) that several distribute ringwise, being provided with a depression bar (6) extend in described penholder (1) through described one number service hole (5), the end, one end that a described depression bar (6) is positioned at described penholder (1) is fixedly installed No. two baffle plates (7), between described No. two baffle plates (7) and described penholder (1) madial wall, by an elastic parts (8), interconnect.

2. the pen of a kind of children unopenable as claimed in claim 1, it is characterized in that: the described pen cap (2) opening part inner ring is parallel to each other be provided with two groups described in projection (22), projection described in every group (22) is arranged in same level uniformly, described penholder (1) lateral wall upper end is parallel to each other be provided with two groups described in flange (11).

3. the pen of a kind of children unopenable as claimed in claim 1, it is characterized in that: in described penholder (1), be provided with fixed head (12) and portable plate (13), described fixed head (12) is fixed on described penholder (1) inwall, between described fixed head (12) and described portable plate (13), by No. two elastic parts (14), be connected, on described fixed head (12), offer the through hole matching with described pen core (3), described pen core (3) end, upper end is fixedly connected with described portable plate (13).

A kind of children unopenable as described in claim 1 or 3 pen, it is characterized in that: on described penholder (1) inwall, offer the chute (4) matching with described portable plate (13), described portable plate (13) is arranged in described chute (4).

5. the pen of a kind of children unopenable as claimed in claim 1, is characterized in that: a described baffle plate (31) place face and described No. two baffle plates (7) place face are parallel to each other.

6. the pen of a kind of children unopenable as claimed in claim 1, is characterized in that: a described depression bar (6) is positioned on one end end face outside described penholder (1) and is provided with ridge.