CN207808844U

CN207808844U - It is a kind of to replace the pencil of different model lead for retractable pencil in inside

Info

Publication number: CN207808844U
Application number: CN201720926762.3U
Authority: CN
Inventors: 吴博文
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-07-28
Filing date: 2017-07-28
Publication date: 2018-09-04
Anticipated expiration: 2027-07-28

Abstract

It can belong to technical field of stationery in the internal pencil for replacing different model lead for retractable pencil the utility model discloses a kind of.The utility model includes pen cover, shell, pen tube and nib, and inside the shell, one end of pen cover is provided with storage core apparatus, the storage core apparatus by rotation will be different lead for retractable pencil input in pen tube；One end of nib is provided with out core apparatus and returns core apparatus, the core apparatus that goes out makes lead for retractable pencil shift to nib from pen tube, and the core apparatus that returns makes lead for retractable pencil be moved back in pen tube from nib.The utility model solves pencil in the prior art and stores lead for retractable pencil together, easily block and be unable to the lead for retractable pencil that one-pen accommodates different soft and hard type, it also overcomes and replaces the cumbersome deficiency of lead for retractable pencil manually at nib, it can complete to receive lead inside pen core and then change the task of lead, have the characteristics that a simple in structure, multicore, inside change lead, applied widely.

Description

It is a kind of to replace the pencil of different model lead for retractable pencil in inside

Technical field

The utility model is related to technical field of stationery, and different model lead can be replaced in inside more specifically to one kind The pencil of core.

Background technology

Pencil plays great role in daily study and work, have currently on the market it is a kind of can with the pencil of automatic propelling, It is brought great convenience to user, however all storage after lead for retractable pencil is finished, is going out core to the lead for retractable pencil of this propelling pencil in pen tube During lead for retractable pencil be easy to be stuck, cause normally go out core.Lead for retractable pencil can also be taken out from core storage tube again at pen tip It is packed into, but cored is inconvenient, it is time-consuming and laborious.

Meanwhile pencil is the main tool in Graphing of Engineering and art work, is obtained because its diversification of varieties is complete in specifications To being widely applied.But in existing numerous type propelling pencils, the penholder of each propelling pencil can only be adapted to, is clamped A kind of lead for retractable pencil of model can only such as be clamped a kind of pencil of 2B, HB or 2H model, so that the use of propelling pencil is restricted, such as The lead for retractable pencil that different model need to be used just must be equipped with corresponding to a variety of propelling pencils, cause the inconvenience using with carrying, and buy at This also corresponding raising.

Through retrieval, Chinese Patent Application No.：CN200920084809.1, the applying date：On 04 09th, 2009, innovation and creation It is entitled：The propelling pencil of core is conveniently changed, there are one knockouts in the pen tube top of common propelling pencil dress for this application, go out core Device bottom is a fixed disk, and fixed disk is provided with out core bore, and fixed disk upper end is fixedly connected with shaft, and pen core storehouse is sleeved in shaft simultaneously It can rotate about, the circular inner wall along pen core storehouse is equipped with multiple core storage tubes, and the distance of shaft centers of core storage tube to shaft axis is identical, the Shen Please case can quickly select required lead for retractable pencil, once go out a core.But disadvantage is that in the pen tube lead for retractable pencil be not run out and The former lead for retractable pencil of taking-up is needed to change core from knockout again when needing to change other type lead for retractable pencils, operating process is comparatively laborious and expends people Power, and this goes out core bore and is located at edge side not ensureing that lead for retractable pencil falls into pen tube center, is also easy to produce the core of the card phenomenon.

Patent No. CN201020231311.6, authorized announcement date are on January 12nd, 2011, and invention and created name is：Automatically Pencil；This application includes a shell, and an axial end of shell inner cavity exports for pen tip, and inner cavity is equipped with the first shoulder, the second shoulder Platform.Bounce back body, retraction body be placed in described shell inner cavity comprising axial order setting pen tip, locking device, pen tip rear end with Spring between the locking device front end.Pen tip outer rim is equipped with the first limiting unit that can be limited by the first shoulder, locking device Front end is equipped with the second limiting unit that can be limited by second shoulder.It is equipped in inner cavity for forcing the second limiting unit of locking device Against the elastic device of second shoulder.This application handwriting lower part be provided with the first limiting unit and the second limiting unit, two Limiting unit is mainly acted on by spring, but two limiting units are arranged in this application, and lead for retractable pencil is by paper pressure when being to write Axial thrust load overcome elastic device force power, the body that makes entirely to bounce back bounces back opposite shell to shell inner cavity, avoids automatic The disconnected core phenomenon occurred when pencil writing is exerted oneself, can not solve above-mentioned pencil and go out core easily to block, and change the inconvenient problem of core.

Utility model content

1. utility model technical problems to be solved

The purpose of the utility model is to overcome pencils in the prior art to store lead for retractable pencil together, is easily stuck, and It is unable to the lead for retractable pencil that one-pen accommodates different soft and hard type, also overcomes and replaces the cumbersome deficiency of lead for retractable pencil manually at nib, carry Supplied it is a kind of can solve above insufficient in the internal pencil for replacing different model lead for retractable pencil, be convenient for the use of people.

2. technical solution

In order to achieve the above objectives, technical solution provided by the utility model is：

The utility model is a kind of can be in the internal pencil for replacing different model lead for retractable pencil, including pen cover, shell, pen tube and pen Inside the shell, storage core apparatus is provided with close to one end of pen cover for head, and the storage core apparatus is by rotation by different lead for retractable pencils It inputs in pen tube；One end of nib is provided with out core apparatus and returns core apparatus, the core apparatus that goes out makes lead for retractable pencil from pen tube In shift to nib, the core apparatus that returns makes lead for retractable pencil be moved back in pen tube from nib.

Furthermore, the core apparatus that goes out includes pressing key, pressing plate, damper tube, spring, lock sheet, presses plate setting In pen tube, the described key of pressing is arranged outside shell, this presses the hole that key opens up on shell, is inserted into a shell, and presses plate Cooperation, described pressing key and press the face that plate is in contact is inclined-plane；The spring is placed in pen tube, and one end of the spring is against pressing Plate, the other end is against damper tube；The lock sheet is connected with pen tube, which is set to inside damper tube, and pen tube pushes lock When tight piece stretches out inside damper tube, lock sheet opens.

Furthermore, the structure for returning core apparatus is identical as core apparatus is gone out, and returns core apparatus and is in core apparatus is gone out Axial symmetry is arranged, and returns the pen tube of core apparatus and goes out the pen tube disconnection of core apparatus.

Furthermore, the shell is internally provided with baffle, which supports back the pen tube of core apparatus and go out core The pen tube of device.

Furthermore, the storage core apparatus and return between core apparatus through disk interval, disk it is centrally disposed Have into core bore.

Furthermore, the storage core apparatus includes first gear, second gear, storage core siphunculus, is opened up on shell There are one arc groove, part first gear is located at outside a shell, and first gear circumferentially-spaced offers multiple through-holes, Chu Xin along its Siphunculus is inserted into the through-hole, and the second gear is meshed with first gear；It can make storage core siphunculus by revolving first gear It is located at into right over core bore.

Furthermore, the first gear is supported by the first support shaft, and second gear passes through the second support shaft The other end of support, the first support shaft and the second support shaft is connected with disk.

Furthermore, the first gear outer periphery is arranged at intervals with label, and label mark contains corresponding type The storage core siphunculus of number lead for retractable pencil is located at into right over core bore.

Furthermore, the label contains the storage core siphunculus of corresponding model lead for retractable pencil with it and is located at first gear diameter side To both ends.

Furthermore, one end that the shell is connected with pen cover is provided with rubber slot, which is taper knot The cone tip part of structure, the pyramidal structure offers circular hole channel.

3. advantageous effect

Using technical solution provided by the utility model, compared with prior art, have the advantages that：

(1) a kind of of the utility model can store several in the internal pencil for replacing different model lead for retractable pencil, storage core siphunculus Same type or different types of lead for retractable pencil, on the one hand be convenient for it is spare, can also be used as the deposit of different model lead for retractable pencil, can be according to need Ask the lead for retractable pencil for using different model instead, the demand during drawing etc. to a variety of lead for retractable pencils that can be solved in a pencil, it is not necessary to store up Standby branched different types of pencil, easy to carry, cost reduction.Meet the selection of lead for retractable pencil model under different demands, in addition lead for retractable pencil Separate the generation that dress avoids the core of the card caused by numerous lead for retractable pencils are packed together.

(2) a kind of of the utility model can be in the internal pencil for replacing different model lead for retractable pencil, and handwriting lower part goes out core apparatus As time core apparatus action principle, but due to being axisymmetricly arranged, so function and effect are on the contrary, the difference for pressing key by two The overturning that occupation mode is subject to handwriting can realize out core and two kinds of effects of Hui Xin.The effect of Hui Xin, which solves, replaces other Lead for retractable pencil at pen tip is taken out when model lead for retractable pencil, is reloaded into the inconvenient problem of other model lead for retractable pencils, is only needed shirtsleeve operation can It realizes, method is simple, highly practical.

(3) a kind of of the utility model can protrude position in the internal pencil for replacing different model lead for retractable pencil by handwriting edge The replacement of pen core can be achieved in the rotation for setting gear, and can also can be visually seen lead for retractable pencil type designations, label and storage core in outside The lead for retractable pencil type stored up in siphunculus corresponds, and pen cover can be opened when lead for retractable pencil is finished and takes out rubber, can be according to lead for retractable pencil shown in label Model is accurately put into corresponding model lead for retractable pencil, in addition, when being not run out lead for retractable pencil and just needing to change the lead for retractable pencil of different model, it can be very convenient Replaced in inside.When lead for retractable pencil is finished, more can easily it be put into again through channel along the rubber slot of inverted conical new Lead for retractable pencil.

Description of the drawings

Fig. 1 is that a kind of of the utility model can be in the structural schematic diagram of the internal pencil for replacing different model lead for retractable pencil；

Fig. 2 is the vertical view of rubber slot in the utility model；

Fig. 3 is the structural schematic diagram that core apparatus is stored up on handwriting top in the utility model；

Fig. 4 is the vertical view that core apparatus is stored up on handwriting top in the utility model；

Fig. 5 a are the structural schematic diagram for going out core apparatus in the utility model；Fig. 5 b are to go out cuing open for core apparatus in the utility model View.

Label declaration in schematic diagram：

1, key is pressed；2, plate is pressed；3, damper tube；4, spring；5, baffle；6, pen tube；7, disk；8, lead for retractable pencil；9, enter core bore； 10, first gear；11, second gear；12, core siphunculus is stored up；13, the first support shaft；14, the second support shaft；15, rubber slot； 16, pen cover；17, circular hole channel；18, shell；19, written；20, pen tip；21, lock sheet；22, it marks.

Specific implementation mode

To further appreciate that the content of the utility model, the utility model is described in detail in conjunction with attached drawing.

Embodiment 1

In conjunction with Fig. 1, a kind of of the present embodiment can be in the internal pencil for replacing different model lead for retractable pencil, including pen cover 16, shell 18, pen tube 6 and nib 19 inside the shell 18, are provided with storage core apparatus, the storage core apparatus is logical close to one end of pen cover 16 Rotation is crossed to input different lead for retractable pencils 8 in pen tube 6；One end of nib 19 is provided with out core apparatus and returns core apparatus, it is described The core apparatus that goes out so that lead for retractable pencil 8 is shifted to nib 19 from pen tube 6, the described core apparatus that returns makes lead for retractable pencil 8 be moved back to pen tube 6 from nib 19 In.The present embodiment overcomes existing pencil by the storage of lead for retractable pencil 8 together, Yi Ka and is unable to one-pen and accommodates different soft and hard type Lead for retractable pencil 8 also overcomes and replaces the cumbersome deficiency of lead for retractable pencil 8 manually at nib.It below will be to storing up core apparatus in the present embodiment, going out Core apparatus and the structure design for returning core apparatus are specifically introduced：

In conjunction with Fig. 1 and Fig. 5 a, Fig. 5 b, the core apparatus that goes out includes pressing key 1, pressing plate 2, damper tube 3, spring 4, lock sheet 21, it presses plate 2 and is arranged in pen tube 6, the key 1 of pressing is arranged outside shell 18, this presses what key 1 opened up on shell 18 Hole is inserted into a shell 18, is coordinated with plate 2 is pressed, and described pressing key 1 and press the face that plate 2 is in contact is inclined-plane；Spring 4 is placed on pen tube On 6, one end of the spring 4 is against pressing plate 2, and the other end is against damper tube 3；The lock sheet 21 is connected with pen tube 6, the locking Piece 21 is set to inside damper tube 3, and when pen tube 6 pushes lock sheet 21 to be stretched out from 3 inside of damper tube, lock sheet 21 opens.Described The structure for returning core apparatus is identical with core apparatus is gone out, and returns core apparatus and go out core apparatus and be axisymmetricly arranged, the pen tube 6 of time core apparatus It is disconnected with the pen tube 6 for going out core apparatus.Go out core apparatus and return as core apparatus action principle, but due to being axisymmetricly arranged, so Function and effect are on the contrary, the overturning that the different occupation modes for pressing key 1 by two are subject to handwriting can realize out core and Hui Xin Two kinds of effects.The effect of Hui Xin, which solves, takes out lead for retractable pencil 8 at pen tip when replacing other model lead for retractable pencils 8, be reloaded into other model lead The inconvenient problem of core 8, only needs shirtsleeve operation to achieve that, method is simple, highly practical.

Return core apparatus and go out two of core apparatus and press key 1 and be respectively fitting into and accordingly press on plate 2, press key 1 with press 2 surface of plate compared with To be smooth, two to press plate 2 times be baffle 5, and baffle 5 is arranged inside shell 18, and 5 surface of baffle is fluted with 6 radian kissing of pen tube It closes, baffle 5 supports back the pen tube 6 of core apparatus and goes out the pen tube 6 of core apparatus, influences to use pen for preventing from pressing plate 2 and moving down Pipe 6, and can guarantee that pen tube 6 is normally mobile.

It is spaced by disk 7 between the storage core apparatus and time core apparatus, disk 7 is provided centrally with one slightly larger than lead 8 diameter of core enters core bore 9, comes in and goes out for lead for retractable pencil 8.It returns core apparatus and enters core bore 9 at a distance, to ensure back core apparatus The normal movement of middle lock sheet 21 contains lock sheet 21 and part pen tube 6 in damper tube 3, can be achieved to move under the cooperation of spring The effect that dynamic lead for retractable pencil 8 and device reset.

In conjunction with Fig. 3 and Fig. 4, the storage core apparatus includes first gear 10, second gear 11, storage core siphunculus 12, shell It is opened up on 18 there are one arc groove, part first gear 10 is located at outside a shell 18, and first gear 10 circumferentially-spaced is opened up along its There are multiple through-holes, storage core siphunculus 12 to be inserted into the through-hole, the second gear 11 is meshed with first gear 10；First gear 10 are supported by the first support shaft 13, and second gear 11 is supported by the second support shaft 14, the support of the first support shaft 13 and second The other end of axis 14 is connected with disk 7.Second gear 11 can be driven by 10 pivoting of revolving first gear, increases first The rotary resistance of gear 10 can guarantee that the storage core siphunculus 12 of corresponding position can accurately reach the surface into core bore 9 and be located at Slightly larger than the underface in the circular hole channel 17 of 8 diameter of lead for retractable pencil.Storage core siphunculus 12 can store several same types or different types of lead Core 8, on the one hand be convenient for it is spare, can also be used as the deposit of different model lead for retractable pencil 8, the lead of different model can be used instead according to demand Core 8, the demand during drawing etc. to a variety of lead for retractable pencils 8, can solve, it is not necessary to lay in branched different types of in a pencil Pencil, easy to carry, cost reduction.Meet the selection of 8 model of lead for retractable pencil under different demands, in addition lead for retractable pencil 8 is separated to fill and be avoided The generation of the core of the card caused by numerous lead for retractable pencils 8 are packed together.

In addition the diametric other end respectively in the first gear 10 where storage core siphunculus 12 is provided with mark pen core type Number label 22, the storage core siphunculus 12 that the label 22 mark contains corresponding model lead for retractable pencil 8 is located at into right over core bore 9.Described One end that shell 18 is connected with pen cover 16 is provided with rubber slot 15, which is pyramidal structure, the cone of the pyramidal structure Place offers circular hole channel 17, and remove rubber smoothly can be put into storage core siphunculus 12 by lead for retractable pencil 8 from circular hole channel 17.This implementation The replacement of pen core can be achieved by the rotation of handwriting edge prominent position gear for example, and can also can be visually seen lead for retractable pencil in outside 8 type designations 22, label 22 are corresponded with 8 type of lead for retractable pencil stored up in storage core siphunculus 12, and pen cover can be opened when lead for retractable pencil 8 is finished 16 take out rubber, corresponding model lead for retractable pencil 8 can be accurately put into according to 8 model of lead for retractable pencil shown in label 22, in addition, being not run out lead for retractable pencil 8 When just needing to change the lead for retractable pencil 8 of different model, can very easily it be replaced in inside.When lead for retractable pencil 8 is finished, along inverted conical Rubber slot 15 more can easily be put into new lead for retractable pencil 8 again through channel.

The a kind of of the present embodiment can keep flat pencil, rotation first in the internal pencil for replacing different model lead for retractable pencil, use Storage core siphunculus 12 containing 8 type of required lead for retractable pencil is moved to the surface into core bore 9 by gear 10, and overturning pen body makes pen tip 20 Lead for retractable pencil 8 can downwards fallen by entering core bore 9 in pen tube, is pinned and is pressed key 1 far from 20 one end of pen tip and do not decontrol, do not stop immediately by It is dynamic to press key 1 close to 20 one end of pen tip, it presses key 1 and can be pressed down against and press plate 2, constantly press the lock sheet driven in damper tube 3 21 drive lead for retractable pencil 8 to 20 direction of pen tip, then act on to reset continue to press again through spring and press key 1, can release lead for retractable pencil 8 are used into pen tip 20.

It when needing other model lead for retractable pencils 8, pins and presses key 1 close to one end of pen tip 20, do not stop to press far from pen tip 20 1 Key 1 is pressed at end, is pressed key 1 and can be pressed down against and presses plate 2, is constantly pressed and is driven the lock sheet 21 of damper tube 3 by lead for retractable pencil 8 to far from pen tip 20 directions drive, and then act on to reset continue to press again through spring and press key 1, lead for retractable pencil 8 is carried over pen tip after pressing for several times It rubs and disappears at 20, with pen tip 20, overturning handwriting can be realized lead for retractable pencil 8 and return in former storage core siphunculus 12, or can first fall Turn pencil and carry out aforementioned operation again, can also realize that lead for retractable pencil 8 returns in former storage core siphunculus 12.

Next it keeps the handwriting horizontal or reverses, stir first gear 10 and select required type lead for retractable pencil 8, repeat front Described goes out core operation, you can is used.First gear 10 is rotated when new lead for retractable pencil 8 is added keeps flat handwriting then by the storage Core siphunculus goes back to original position, can also place handwriting vertically and lead for retractable pencil 8 is added, directly use the model lead for retractable pencil 8.Lead for retractable pencil is used in selection 8 and when new lead for retractable pencil 8 is added can arrive 8 type of lead for retractable pencil, label 22 and storage core siphunculus 12 in shell external observation label 22 Middle stored up 8 type of lead for retractable pencil corresponds.

Schematically the utility model and embodiments thereof are described above, description is not limiting, attached drawing Shown in also be the utility model one of embodiment, actual structure is not limited to this.So if this field Those of ordinary skill enlightened by it, without deviating from the purpose of the present invention, not inventively design Frame mode similar with the technical solution and embodiment, all should belong to the protection range of the utility model.

Claims

1. a kind of can be in the internal pencil for replacing different model lead for retractable pencil, including pen cover (16), shell (18), pen tube (6) and nib (19), it is characterised in that：The shell (18) is internal, and one end of pen cover (16) is provided with storage core apparatus, storage core dress It sets and is inputted different lead for retractable pencils (8) in pen tube (6) by rotating；One end of nib (19) is provided with out core apparatus and Hui Xin Device, it is described to go out core apparatus lead for retractable pencil (8) is made to be shifted to from pen tube (6) written (19), it is described return core apparatus make lead for retractable pencil (8) from Written (19) are moved back in pen tube (6).

2. it is according to claim 1 it is a kind of can be in the internal pencil for replacing different model lead for retractable pencil, it is characterised in that：Described It includes pressing key (1), pressing plate (2), damper tube (3), spring (4), lock sheet (21) to go out core apparatus, presses plate (2) and is arranged in pen tube (6) On, key (1) setting is external in a shell (18), this presses the hole that key (1) opens up on shell (18), is inserted into a shell for described pressing (18) in, coordinate with plate (2) is pressed, described pressing key (1) and press the face that plate (2) is in contact is inclined-plane；The spring (4) is placed on In pen tube (6), one end of the spring (4) is against pressing plate (2), and the other end is against damper tube (3)；The lock sheet (21) and pen It manages (6) to be connected, which is set to damper tube (3) inside, and pen tube (6) pushes lock sheet (21) internal from damper tube (3) When stretching, lock sheet (21) opens.

3. it is according to claim 2 it is a kind of can be in the internal pencil for replacing different model lead for retractable pencil, it is characterised in that：Described The structure for returning core apparatus is identical with core apparatus is gone out, and returns core apparatus and goes out core apparatus and be axisymmetricly arranged, the pen tube (6) of time core apparatus It is disconnected with the pen tube (6) for going out core apparatus.

4. it is according to claim 3 it is a kind of can be in the internal pencil for replacing different model lead for retractable pencil, it is characterised in that：Described Shell (18) is internally provided with baffle (5), which supports back the pen tube (6) of core apparatus and go out the pen tube (6) of core apparatus.

5. it is according to claim 3 it is a kind of can be in the internal pencil for replacing different model lead for retractable pencil, it is characterised in that：Described It stores up and is spaced by disk (7) between core apparatus and time core apparatus, disk (7) is provided centrally with into core bore (9).

6. it is according to claim 5 it is a kind of can be in the internal pencil for replacing different model lead for retractable pencil, it is characterised in that：Described Storage core apparatus includes first gear (10), second gear (11), storage core siphunculus (12), opens up that there are one arcs on shell (18) Slot, it is external that part first gear (10) is located at a shell (18), and first gear (10) circumferentially-spaced offers multiple through-holes, storage along its Core siphunculus (12) is inserted into the through-hole, and the second gear (11) is meshed with first gear (10)；By rotating the first tooth Wheel (10) can be such that storage core siphunculus (12) is located at into right over core bore (9).

7. it is according to claim 6 it is a kind of can be in the internal pencil for replacing different model lead for retractable pencil, it is characterised in that：Described First gear (10) is supported by the first support shaft (13), and second gear (11) is supported by the second support shaft (14), first Support axis (13) and the other end of the second support shaft (14) are connected with disk (7).

8. it is according to claim 7 it is a kind of can be in the internal pencil for replacing different model lead for retractable pencil, it is characterised in that：Described First gear (10) outer periphery is arranged at intervals with label (22), and the label (22) mark contains the storage core of corresponding model lead for retractable pencil (8) Siphunculus (12) is located at into right over core bore (9).

9. it is according to claim 8 it is a kind of can be in the internal pencil for replacing different model lead for retractable pencil, it is characterised in that：The mark Note (22) contains the storage core siphunculus (12) of corresponding model lead for retractable pencil (8) with it and is located at first gear (10) diametric both ends.

10. it is according to claim 9 it is a kind of can be in the internal pencil for replacing different model lead for retractable pencil, it is characterised in that：It is described One end for being connected with pen cover (16) of shell (18) be provided with rubber slot (15), which is pyramidal structure, the taper The cone tip part of structure offers circular hole channel (17).