CN201176063Y - Improved structure of auto pushing out type pencil - Google Patents

Abstract

The utility model relates to a novel propelling pencil, in particular to an improved structure which has a backup pencil lead drum in the holder and can eject out the former pencil lead in the holder when repeatedly arranges pencil leads, to avoid the pencil leads from lamination and being blocked. The utility model is mainly composed of a pen point, a holder, a clamp, an elastic element, a tube and a pencil lead drum, wherein the pen point is fixed at the bottom end of the holder, whose upper end is combined with a clamp and sheathed by the elastic element and the tube. When a pencil lead is arranged from the guide arc face of the tube, the pencil lead drum inserted at the upper end can clamp the pencil lead to the clamp for application to confirm the smooth press on the pencil lead, the elastic element can lift up the tube to keep a distance with the pencil lead on the clamp when the tube is not pressed by the pencil lead drum, therefore, another pencil lead can be inserted, and the pencil lead drum can contain a plurality of pencil leads as backup. The utility model has simple application and practicality.

Description

The improvement structure of automatic push type pencil

Technical field

The utility model relates to a kind of automatic push type pencil.

Background technology

Traditional push type propelling pencil, please cooperate consult shown in Figure 1, penholder 1 with a hollow, the bottom links a nib 10, and the centre disposal goes into to have a nib 11 among nib 10, and described written 10 are extended with a sleeve 100 and penholder location, and nib 11 is provided with beam ring 110, has frictional force and is used for spurring pen core 12.Being positioned on the nib 11 is a clamping device, and its folder by two semicircles sheet 13 of pulling is formed, and the bottom is to extend in the groove on nib 11 tops, and is arranged with a spring 14, can produce upper and lower moving for nib 11.As for folder sheet 13 belows of pulling is to offer concave arc 131, can insert for ball 15, and be combined in the internal ring wall of inner sleeve 16, and be that the cover group has a conduit 17 above inner sleeve 16, utilizes a lid 18 to cover again topmost, and can be provided with erasing rubber 181 at top end.

When pen core 12 is inserted by conduit 17, toward when folder is pulled sheet 13, rely on action of writing to press nib 11, and can release pen core 12 automatically, do not need anyly to push or operate and to write, and can be constant, it is quite convenient to use, the pen core of the automatic push type of right described tradition is longer, when long pen core is inserted in conduit 17, for want of anyly presses the device that pen core moves down, must rock penholder 1 a little, make pen core 12 can slide to folder down and pull in the sheet 13,, can compress spring 14 and make and contract in the nib 11 in penholder 1 then via pressing nib 11, when decontroling the restoring force that the application of force relies on spring 14, make nib 11 protrude out nib 10, and pull out pen core one segment distance simultaneously, repeat to release pen core 12 uses behind the several.

And the conduit 17 in the described penholder 1, whether there is pen core 12 to put within it, by penholder 1 outward appearance is to find out, even write which kind of degree and also can't differentiate, therefore work as the user lid 18 is taken out, when inserting another root pen core 12, possible block is in guide hole 19, it is stuck to cause pen core 12 to fracture, so that a tool infringement can't be used.

And there is no the setting of pen core tube in the described penholder 1, more can't purchase and use pen core, cause the puzzlement of carrying in the penholder content.

Utility model designer is the exploitation and composition work of specializing at a tool, know very well traditional push type propelling pencil, obviously can't satisfy required in the use, so be the resolution of sprouting reform, and by feat of specialty of itself and working experience for many years, do one's utmost to think hard the road of solution, after the test correction improvement of going through for several times, initiate out the utility model finally.

Summary of the invention

At the deficiencies in the prior art, the purpose of this utility model is: a kind of improvement structure of automatic push type pencil is provided, when repeating to insert pen core, can ejects the former pen core that exists in the penholder smoothly, avoid pen core overlapping stuck, and standby pen core can be set in penholder.

For achieving the above object, the technical solution adopted in the utility model is:

A kind of improvement structure of automatic push type pencil comprises penholder, nib, clamping device, conduit and pen core tube, it is characterized in that: be socketed with a flexible member between described conduit and clamping device, can do upper and lower activity with respect to clamping device for conduit.

Compared with prior art, adopt the advantage that the utlity model has of technique scheme to be: described nib is to be installed in the penholder bottom, the upper end is to be combined with a clamping device, and be socketed with a flexible member, be inserted in a conduit again in the upper end, when pen core is inserted by supravasal guiding cambered surface, the pen core tube that utilizes the upper end to insert, pen core can be pressed and be displaced downwardly to clamping device for using, and it is smooth and easy to guarantee that pen core presses, and can utilize flexible member to make conduit when not pressed by the pen core tube, can rise with clamping device on pen core keep a segment distance, and it is can insert, and can ccontaining several pen cores in the described pen core tube standby for other one-pen core.

Description of drawings

Fig. 1 is the generalized section of existing apparatus;

Fig. 2 is a stereo appearance figure of the present utility model;

Fig. 3 is a three-dimensional exploded view of the present utility model;

Fig. 4 is a pen core tube combination schematic diagram of the present utility model;

Fig. 5 is a pen core barrel structure schematic diagram of the present utility model;

Fig. 6 is that pen core tube of the present utility model is ruined and changed the bad schematic diagram of changing;

Action schematic diagram when Fig. 7 is a device pen core of the present utility model;

Partial view () when Fig. 8 is a device pen core of the present utility model;

Partial view (two) when Fig. 9 is a device pen core of the present utility model;

When being device pen core of the present utility model, inserts Figure 10 the schematic diagram that presses of pen core tube;

Figure 11 is the schematic diagram of taking-up pen core tube of the present utility model.

Description of reference numerals: penholder 1; Nib 20; Pen core 12; Nib 10; Pen container 100; Beam ring 110; Press from both sides the sheet 13 of pulling; Concave arc 131; Spring 14; Ball 15; Inner sleeve 16; Conduit 17; Lid 18; Erasing rubber 181; Guide hole 19; Penholder 2; Through hole 20; Nib 3; Nib 30; Pen core tube 4; Termination 41; Erasing rubber 410; Capping 42; Guiding cambered surface 421,62; Clamping device 5; Column 51; Flexible member 50; Conduit 6; Cover zygostyle 61; Through hole 63; Pen core 40; Guide rod 64; Guide hole 641.

The specific embodiment

At first, seeing also shown in Figure 2ly, is stereo appearance figure of the present utility model, mainly is by penholder 2, nib 3, pen core tube 4 and the clamping device 5 that is positioned at penholder 2 and conduit 6 and overlaps thereon flexible member 50.Described written 3 is to be combined in penholder 2 bottoms, and makes nib 30 protrude out nib 3, and the pen core tube 4 of top end to be cover insert hollow inside at penholder 2, as for conduit 6 and clamping device 5 and the structure of flexible member 50 please continue to cooperate consult shown in Figure 3.Described written 3 tops are to link with clamping device 5, after flexible member 50 is enclosed within clamping device 5, cover a conduit 6 again, flexible member is combined between the column 51 of the cover zygostyle 61 of conduit 6 and clamping device 5, and can press conduit 6 compression elastic elements 50 and do upper and lower move at column 51, and the top end face of described conduit 6 is to offer guiding cambered surface 62, and centre then is a through hole 63 that can supply pen core 40 to pass through.Be positioned at conduit 6 and be arranged with a guide rod 64, and the bottom also upwards is formed with guide hole 641, described in addition pen core tube 4 is to cooperate penholder 2 hollow inside set, the upper end forms a termination 41, and can connect erasing rubber 410 on the top, and the bottom is to rely on capping 42, the pen core of reserving can be used for replenishing in the closed existence bucket.

Then please cooperate and consult shown in Figure 4ly, design focal point of the present utility model is to be that described clamping device 5 and conduit 6 are combined with flexible member 50, and is combined on the nib 3, and all inserts the location by penholder 2 bottoms in the lump.As for pen core tube 4 are tubuloses, and the upper end forms a bigger termination 41, can block to withstand on penholder 2 tops, and 41 upper ends, described termination also can be provided with erasing rubber 410, and the bottom be provided with that a capping 42 can be vertical, stable press pen core 40.

Then, the structure of relevant described pen core tube 4, see also shown in Figure 5ly, described pen core tube 4 is formed with a termination 41, and cooperates and can add erasing rubber 410, and capping 42 is to raise, place, end limit also is formed with a guiding cambered surface 421, and when capping 42 was taken out, described pen core 40 was to be inserted by the through hole on the sleeve column 43 431, and then with capping 42 closures, it is standby to carry several pen core 40.And described pen core tube 4, when being plugged on penholder 2 tops, some user (especially pupil) can put the end of penholder in the mouth into and bite, so that termination 41 or erasing rubber 410 damaged distortion (as shown in Figure 6), will not lose by a whole tool this moment, only need change a new pen core tube 4 and get final product.

When the actual use of the utility model, please continue to consult shown in Figure 7, pen core tube 40 is pulled out in advance, after breaking away from the through hole 20 of penholder 2, pen core 40 is inserted by through hole 20, press pen core 40 with 4 insertions of pen core tube and by means of capping 42 again, finish the work of inserting of pen core 40.

Operating principle when relevant pen core 40 is inserted, please then consult the 8th～11 diagram, when pen core 40 is inserted in penholder 2 inside (joining shown in Figure 8), one end of described pen core 40 can directly touch the guiding cambered surface 62 on conduit 6 tops, the gradient that relies on guiding cambered surface 62, the end of pen core 40 can be directed to through hole 63 (cooperation is consulted shown in Figure 9), insert pen core tube 4 this moment, when relying on capping 42 to drop to the other end of contact pen core 40, utilize guiding cambered surface 421 that the end of pen core 40 is directed to centre (shown in Figure 10), can keep pen core 40 vertical non-migrations, so when pressing by the downward application of force in upper end, described pen core 40 ends of replacing at through hole 63 places of conduit 6, the power of being pressed presses down conduit 6, and compression elastic element 50, when conduit 6 can't descend again, described pen core 40 was because of the continuous compression power of pulling, and can penetrate in the guide rod 64 of conduit 6, and in the through hole of column 51 central authorities by clamping device 5, and drop to nib 3.The length of described pen core 40 is can be provided with when pen core tube 4 presses to the end, pen core 40 is protruded at nib 30 for writing, if when failing pen core released nib 30 and maybe the pen core 40 that protrudes has been write, rely on action of writing to press nib 30, utilize described push action that pen core 40 is invaded slowly and pull out (existing structure will not be given unnecessary details), therefore can after insert, pen core 40 needn't push or, can constantly pen core 40 be released and use by means of other actions.

So when the pen core 40 of inserting has been write soon or has been desired to insert a new pen core 40, please cooperate again consult shown in Figure 11, earlier pen core tube 4 is taken out by termination 41, the power pop-off that pressed of conduit 6 then, described conduit 6 promptly utilizes the restoring force of flexible member 50 to rise, and keep a segment distance with original pen core 40, utilize described space to insert for another pen core 40.Put when described conduit 6 presses down, because of the column 51 with clamping device 5 has a segment distance, so former pen core of putting in penholder 2 40, be difficult to aim at the through hole 63 of conduit 6, therefore the utility model is provided with a guide rod 64 in conduit 6, described guide rod 64 is a hollow, top and through hole 63 align, the bottom then forms a guide hole 641, when guide rod 64 presses to the termination of pen core 40, rely on guide hole 641 that pen core 40 is imported hollow inside, and along the guide hole 63 that passes conduit 6, and pen core 40 can not fractureed or clip.Repeat to press action, nib 30 can be derived or be pushed out to original pen core 40 for writing, obviously the utility model has the more progressive advantage of more traditional person in use:

(1) the utility model relies on the setting of the flexible member 50 of 5 of conduit 6 and clamping devices, can accept the space at any time when inserting second pen core 40, and can not make the stuck or folder shelves of pen core 40 guide on the cambered surface 62.

(2) the utility model relies on the setting of pen core tube 4, can place several standby pen cores 40 in pen core tube 4, and can plant to penholder 2, needn't carry in addition again, and is convenient and practical.

(3) pen core tube 4 of the present utility model is independent device, when damaging when going to pot, will not abandon by whole propelling pencil, can be docked in a new pen core tube and continue to use.

(4) capping 42 of pen core tube of the present utility model 4 bottoms, its end are to offer guiding cambered surface 421, when pressing pen core 40, pen core 40 can be directed to centre, keep vertically pressing pen core 40 and descend, and do not fracture or the clip situation takes place and do not have.

(5) be provided with a guide rod 64 in the conduit 6 of the present utility model, and offer a guide hole 641 in guide rod 64 bottoms, when pressing bar 64 when pressing down, rely on guide hole 641 can allow former pen core 40 of inserting in the penholder 2 insert smoothly, and can pass the through hole 63 of conduit 6 smoothly, avoid pen core 40 stuck or fracture.

In sum, the utility model relies on the flexible member setting between pen core tube and conduit and clamping device, make conduit state movable up and down, and can have the function of carrying standby pen core, and change the restriction that traditional push type propelling pencil only can be installed single pen core, reach more convenient practical purpose.

More than explanation is just illustrative for the utility model; and nonrestrictive, those of ordinary skills understand, under the situation of the spirit and scope that do not break away from claim and limited; can make many modifications, variation or equivalence, but all will fall within the protection domain of the present utility model.

Claims (5)

1. the improvement structure of an automatic push type pencil comprises penholder, nib, clamping device, conduit and pen core tube, it is characterized in that: be socketed with a flexible member between described conduit and clamping device, can do upper and lower activity with respect to clamping device for conduit.

2. the improvement structure of automatic push type pencil according to claim 1 is characterized in that: described pen core tube has a capping, and the end of described capping is formed with a guiding cambered surface.

3. the improvement structure of automatic push type pencil according to claim 1 is characterized in that: the top end face of described conduit is formed with a guiding cambered surface, and extends to the through hole of central authorities.

4. the improvement structure of automatic push type pencil according to claim 1 is characterized in that: the guide rod of inserting a hollow in the described conduit.

5. the improvement structure of automatic push type pencil according to claim 4 is characterized in that: described guide rod bottom is formed with a guide hole downwards.

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