CN2395897Y

CN2395897Y - Pressing type propelling pencil and its clamped lead tube

Info

Publication number: CN2395897Y
Application number: CN 99253667
Authority: CN
Inventors: 林家雄
Original assignee: Individual
Current assignee: Individual
Priority date: 1999-11-11
Filing date: 1999-11-11
Publication date: 2000-09-13
Anticipated expiration: 2009-11-11

Abstract

The utility model relates to a pressing type propelling pencil, which is composed of an upper penholder, a pressing device, a lead tube, a push rod, a clamping and placing device and a lower penholder. The utility model is characterized in that the top of an inserting tenon of the clamping and placing device is connected with the push rod, the centre of the inserting tenon is provided with a lead hole for passing by a lead, the lead tube is arranged between the push rod and the pressing device, a tube chamber arranged in a material storing tube can hole a plurality of leads, and the open end of the material storing tube is connected with a tube plug. The tube plug is used for leading the leads and is connected with the push rod, and an inner diameter hole only can be passed by a lead in order to pass through the lead hole and enter into the clamping and placing device. The utility model also relates to a clamp type lead tube for filling a pressing type propelling pencil.

Description

Push type propelling pencil and cassette pen core tube thereof

The utility model relates to a kind of push type propelling pencil, refers in particular to a kind of push type propelling pencil with cassette pen core tube.And the utility model also relates to a kind of cassette pen core tube for the filling of push type propelling pencil.The utility model belongs to a tool field.

Along with the progress of science and technology and the variation of mankind's activity, make the development of a tool also be tending towards variation, be example promptly with the employed pencil of present pupil, be in the majority with traditional Wood pencil, extensible pencil and push type propelling pencil haply.

Wherein, traditional Wood pencil is because of must be with pencil sharpener or blade cut wood pen holder on using, and the pen core of its coating is exposed, and can write.Extensible pencil then is the some core bars of serial connection unit in a hollow penholder, and each core bar unit front end has the pen core of a taper, but after the pen core of a core bar unit is write totally, it to be taken off, and the top ends of embedding penholder, make that the core bar unit of below stretches out pen arm end, just can write.But above-mentioned two kinds of existing pencils, because considering of making, processing precise degree and the anti-property write make its pen core roughly have a suitable diameter, after writing, must carry out the pen core action of fining away, can make the stroke width of writing keep certain thickness, therefore use very inconvenience.

So, so-called push type propelling pencil just accumulates fortune and gives birth to, its structure mainly is to establish the storage core body of hollow in a penholder, its top connects a press section, when pressing this press section, can make to be located at the spring that storage core body below folds up portion and to be compressed, also make the jaw of its end be the unlatching shape, so that the pen core of strip folds up portion by this, and stretch out the bar tapering of penholder bottom, just can write.Its advantage is, because the diameter of pen core keeps necessarily, and stroke width unanimity when writing, and running stores only are pen core, also because of it has environmental protection requirement, so replace existing wooden and extensible pencil gradually.

In fact, the seasoning all in advance of the pen core of push type propelling pencil if after pen core uses up, the press section must be taken off, so that replenish new pen core, because the diameter of pen core is very little, causes to fracture in hollow storage core body easily.In addition, finger touches pen core and is difficult to avoid in the process of replenishing, and so just often causes pointing contamination.It is too little to add in the storage core body space, can't ccontaining too many pen core, and to reduce frequent problems such as additional pen core operation, these are the total disappearance of present push type propelling pencil really.

Task of the present utility model is to propose a kind of push type propelling pencil and a kind of cassette pen core tube for the filling of push type propelling pencil, makes this propelling pencil can overcome some total disappearances of existing propelling pencil.

The technical scheme of implementing the above-mentioned task of the utility model and taking is as described below: the automatic lead of this push type is to connect a push rod at the embedding tenon top that folds up device, and its central authorities establish a core hole that supplies pen core to pass through; In addition a pen core tube is put between push rod and press device, pipe chamber in its material storage pipe can ccontaining a plurality of pen cores, and its openend then connects a pipe close, and this pipe close reaches for the guiding pen core and is connected with push rod, neck hole only can allow a pen core pass through in it, so that by the core hole and enter and fold up device; Wherein bar awl is established at tenon top in top, and the top of pipe close, bottom respectively have one and be and be oppositely arranged for the guiding pen core and bore the chimeric top that is connected, base cone portion with bar; When wherein pen core tube does not use, but the opening mat of its pipe close is pasted mounting or with T type stick harness involution; But interior socket one core retainer plate of the stomidium that wherein plays the penholder tapered portion, the trepanning that has rank shape in it, its epimere is set a lead ring, is stretched out by the cover bore end with the guiding pen core; This cassette pen core tube comprises: a material storage pipe has the pipe chamber of a hollow can ccontaining a plurality of pen cores, and have an openend on it; One pipe close is to be connected openend, can guide pen core and is connected with push rod, and neck hole only can allow a pen core pass through in it, so that by push rod and enter and fold up device; Wherein the top of pipe close, bottom respectively have one be oppositely arranged for the guiding pen core with the chimeric top that is connected of push rod, base cone portion; Wherein but the opening mat of pipe close is pasted mounting or with T type stick harness involution.

Now the embodiment shown in conjunction with the accompanying drawings is further described the utility model push type propelling pencil.Wherein:

Fig. 1 is the three-dimensional exploded view of the utility model push type propelling pencil;

Fig. 2 is the profile after the utility model combination, shows and does not carry out push action as yet;

Fig. 3 is the partial enlarged drawing of Fig. 2;

Fig. 4 is another profile after the utility model combination, shows and carries out push action;

Fig. 5 is the partial enlarged drawing of Fig. 4.

As shown in Figures 1 to 3, the utility model push type propelling pencil by penholder 1, a press device 2, a pen core tube 3, a push rod 4, on one fold up device 5 and once penholder 6 formed.

Wherein, last penholder 1 is a hollow rod shape thing, and its open top portion 11 establishes a stopping means 12, except that for press device 2 ccontaining, also can it is spacing, and deviate from by peristome 11 to avoid it.Should go up penholder 1 bottom and establish a junction 13, screwing togather or the engaging mode is connected with following penholder 6, and both inner spaces after making up can ccontaining pen core tube 3, push rod 4 and fold up device 5.

Press device 2 is a known devices, is arranged in the peristome 11, mainly is by pushing a depression bar 21, making it in stopping means 12 length travels, to push reservoir shaft 3 described later.Shown in the drawings as the utility model for existing partial structure of jumping key formula press device, do not intend giving unnecessary details at this.Certain press device of the present utility model 2 does not exceed with shown in the drawings.In addition, by the exposure of known skill, but these depression bar 21 top sockets one erasing rubber A, and then be inserted in the pressure cap B.When pushing pressure cap B, can make depression bar 21 move down, mat folds up spring 52 effects of device 5 and rebounds again.

Pen core tube 3 is made up of in the material storage pipe 31 and a pipe close 32 of last penholder 1 internal diameter a undersized, and the hollow tube chamber 311 of these material storage pipe 31 inside can ccontaining a plurality of pen cores, its openend 312 then with 32 chimeric connections of pipe close.The top of this pipe close 32, bottom respectively have one and are addendum cone portion 321 and the base cone portion 322 that is oppositely arranged, and neck 323 apertures therebetween then can only allow a pen core pass through, and enter in the push rod 4 in order to pen core.

Push rod 4 is a body of rod, and the bar awl 41 at its top is to be connected with base cone portion 322, and the core hole 42 that its central authorities connect can be passed through for pen core, and 43 embeddings of rod end of bottom fold up device 5 in addition.

Folding up device 5 and be known mechanism, mainly is to accept the pen core that is sent by push rod 4, and by the clamping and the release movement of jaw, and pen core is stretched out by penholder 6 down.Folding up device 5 as the utility model disclosed is a ccontaining in regular turn spring 52 and embedding tenons 53 in the bar groove 511 by single order shape bar 51 tops.These embedding tenon 53 tops are to be connected with rod end 43, the bottom then with 54 chimeric connections an of jaw.The clamping bar 541 at these jaw 54 tops be by one be contained in the rank shape bar 51 bottom annular grooves 512 folding up ring 55 after, be connected embedding tenon 53 bottoms again, to form interlock.In addition this folds up that ring 55 bottoms are prominent establishes a ring edge 551, and is resisted against annular groove 512 openends, in the jaw 54 two or above taper calvus 542 then be contained in and fold up in the ring 55.When if embedding tenon 53 is stressed, meeting extrusion spring 52, and with jaw 54 and fold up ring and 55 move down synchronously, when ring edge 551 touches down the default backstop 62 of penholder 6, promptly stop to move, this moment, calvus 542 continued to move down, and was the unlatching shape, and then will pass a bit of distance downwards at the pen core in core hole 42, embedding tenon 53 and the jaw 54; If embedding tenon 53 stops when stressed, then spring 52 resiliences are rebounded embedding tenon 53, and calvus 542 bounces back to and folds up in the ring 55, and the clamping pen core can be write.

Following penholder 6 also is a hollow rod shape thing, and an articulated section 61 is established corresponding to connecting portion 13 in its top, and in order to both connections, its bottom interior wall is established a backstop 62, as folding up the only limit that ring 55 moves down, in order to the expansion of each calvus 542.In addition, a stomidium 63 is established in the following shaft of a writing brush 6 bottoms, stretches out for pen core and writes.And, but socket one core retainer plate 64 in this stomidium 63 is established single order shape trepanning 641 in it, and its epimere is set a lead ring 642, so that the guiding pen core is stretched out by trepanning 641 ends.Moreover, but the grip part of the following penholder 6 known soft gum cover 65 of socket or concavo-convex decorative pattern is set then, to increase the sense of touch with finger.

And the pen core tube 3 that the utility model proposed can replace existing pen core storage core box, and the push type propelling pencil that itself and the utility model are proposed can be combined, to replace existing storage core body.And outside the pipe close 32 of this pen core tube 3, the Pasting mounting or with T type stick harness with its involution, make it when retail, can avoid pen core to deviate from.

Via enforcement of the present utility model, the setting of mat pen core tube makes itself and a tool form cassette and is connected, and except that the accommodation space that increases pen core, also can replace existing storage core body effectively, and not cause pen core to cause the matter of regret that fractures when additional.Moreover by the engagement connection of pen core tube and push rod, finger is with regard to the unlikely pen core that touches during use.And,, after taking out several pen cores,, or to forget and where be placed on according to the existing pen core of statistics storage core box just because of arbitrarily the putting of user, 50% the pen core of consequently only having an appointment is used to write, and can't use totally, and then causes the waste of resource; Otherwise if use pen core tube of the present utility model then pen core can be used fully, and the puzzlement of no this item problem except that the waste that can avoid resource, still can reduce consumer's expenditure.

What the utility model disclosed for preferred embodiment is a kind of, such as Ju Bu change or modification and come from technological thought of the present utility model and be know this skill the people was easy to know by inference, all do not break away from patent right category of the present utility model.

Claims

1. push type propelling pencil, this propelling pencil is that the peristome at penholder top on is established a known stopping means, with depression bar ccontaining and location one press device; Go up the penholder bottom in addition and establish a junction, be connected with articulated section with the masthead portion of starting writing; This time penholder bottom interior wall is established a backstop, and terminal tapered portion has a stomidium, in addition a known device that folds up is located at down in the penholder; This folds up device is a ccontaining in regular turn spring and an embedding tenon in the bar groove of single order shape masthead portion, and the annular groove ccontaining of its bottom folds up ring, and the ring edge of its end is the limit of ending that moves down with backstop; In addition the clamping bar at jaw top is by folding up ring, rank shape bar and be embedded in the caulking groove bottom, and two or above calvus of jaw bottom can make pen core generation displacement in it, and stretch out outside stomidium so that write by embedding tenon, spring with fold up the relative action of ring;

It is characterized in that the embedding tenon top that folds up device connects a push rod, its central authorities establish a core hole that supplies pen core to pass through; In addition a pen core is put between push rod and press device, pipe chamber in its material storage pipe can ccontaining a plurality of pen cores, and its openend then connects a pipe close, and this pipe close reaches for the guiding pen core and is connected with push rod, neck hole only can allow a pen core pass through in it, so that by the core hole and enter and fold up device.

2. push type propelling pencil as claimed in claim 1 is characterized in that tenon top, top establishes bar awl, and the top of pipe close, bottom respectively have one and be and be oppositely arranged for the guiding pen core and bore the chimeric top that is connected, base cone portion with bar.

3. push type propelling pencil as claimed in claim 1, when it is characterized in that pen core tube does not use, but the opening mat of its pipe close is pasted mounting or with T type stick harness involution.

4. push type propelling pencil as claimed in claim 1, but it is characterized in that interior socket one core retainer plate of stomidium of penholder tapered portion down, and the trepanning that has rank shape in it, its epimere are set a lead ring, are stretched out by the cover bore end with the guiding pen core.

5. cassette pen core tube, this pen core tube is to be installed in the push type propelling pencil, and between press device and have the folding up between the device of push rod, it is characterized in that this pen core tube comprises:

One material storage pipe has the pipe chamber of a hollow can ccontaining a plurality of pen cores, and have an openend on it;

One pipe close is to be connected openend, can guide pen core and is connected with push rod, and neck hole only can allow a pen core pass through in it, so that by push rod and enter and fold up device.

6. pen core tube as claimed in claim 5, top, the bottom that it is characterized in that pipe close respectively have one be oppositely arranged for the guiding pen core with the chimeric top that is connected of push rod, base cone portion.

7. pen core tube as claimed in claim 5, but the opening mat that it is characterized in that pipe close is pasted mounting or with T type stick harness involution.