CN107839371A - A kind of pencil that can internally change different model lead for retractable pencil - Google Patents
A kind of pencil that can internally change different model lead for retractable pencil Download PDFInfo
- Publication number
- CN107839371A CN107839371A CN201710627740.1A CN201710627740A CN107839371A CN 107839371 A CN107839371 A CN 107839371A CN 201710627740 A CN201710627740 A CN 201710627740A CN 107839371 A CN107839371 A CN 107839371A
- Authority
- CN
- China
- Prior art keywords
- lead
- pencil
- retractable pencil
- core
- core apparatus
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K21/00—Propelling pencils
- B43K21/006—Pencil-barrels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K21/00—Propelling pencils
- B43K21/02—Writing-core feeding mechanisms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K21/00—Propelling pencils
- B43K21/02—Writing-core feeding mechanisms
- B43K21/16—Writing-core feeding mechanisms with stepwise feed of writing-cores
- B43K21/20—Writing-core feeding mechanisms with stepwise feed of writing-cores with writing-cores automatically replaced from magazines
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- Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
Abstract
The invention discloses a kind of pencil that can internally change different model lead for retractable pencil, belong to technical field of stationery.The present invention includes cap, a shell, pen pipe and nib, inside a described shell, one end of cap is provided with storage core apparatus, the storage core apparatus is by rotation by different lead for retractable pencil input pen pipes；One end of nib is provided with out core apparatus and returns core apparatus, the described core apparatus that goes out makes lead for retractable pencil shift to nib from a pipe, and the described core apparatus that returns makes lead for retractable pencil be moved back to from nib in a pipe.The present invention 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, also overcome and change the cumbersome deficiency of lead for retractable pencil manually at nib, can complete to receive lead inside pen core and then change the task of lead, have a simple in construction, multicore, inside change lead, it is applied widely the characteristics of.
Description
Technical field
The present invention relates to technical field of stationery, and different model lead for retractable pencil can be internally changed more specifically to a kind of
Pencil.
Background technology
Pencil plays great role in daily study and work, have in the market it is a kind of can with the pencil of automatic propelling,
Great convenience is brought to user, but the lead for retractable pencil of this propelling pencil is all stored in a pipe, after lead for retractable pencil is finished, is going out core
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 nib
Load, but cored operation inconvenience, waste time and energy.
Meanwhile pencil is the main tool in Graphing of Engineering and art work, obtained because its diversification of varieties is complete in specifications
To being widely applied.But in existing numerous type propelling pencils, the penholder of every kind of propelling pencil can only be adapted to, clamped
A kind of lead for retractable pencil of model, a kind of pencil of 2B, HB or 2H model can only be such as clamped, is restricted the use of propelling pencil, such as
The lead for retractable pencil of different model need to be used, corresponding a variety of propelling pencils are just must be equipped with, cause using the inconvenience with carrying, and buy into
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, this application case is equipped with a knockout at a tube top end for common propelling pencil, goes 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 rotating shaft, and pen core storehouse is enclosed in rotating shaft simultaneously
It can rotate about, be provided with multiple core storage tubes along the circular inner wall in pen core storehouse, the distance of shaft centers of core storage tube to rotating shaft axis is identical, the Shen
Please case can quickly select required lead for retractable pencil, once go out a core.But its be disadvantageous in that in the pipe lead for retractable pencil be not run out and
Need to need when changing other species lead for retractable pencils to take out former lead for retractable pencil and change core from knockout again, 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 a tube hub position, 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 case includes a shell, and an axial end of a shell inner chamber exports for nib, and inner chamber is provided with the first shoulder, the second shoulder
Platform.Bounce back body, retraction body be placed in described shell inner chamber, it include axial order setting nib, locking device, nib rear end and
Spring between the locking device front end.Nib outer rim is provided with the first limiting unit that can be limited by the first shoulder, locking device
Front end is provided with the second limiting unit that can be limited by second shoulder.It is equipped with inner chamber for forcing the limiting unit of locking device second
Against the elastic device of second shoulder.This application case is provided with the first limiting unit and the second limiting unit in handwriting bottom, and two
Limiting unit is mainly by spring effect, but this application case sets two limiting units, 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 a relative shell to a shell inner chamber, 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 unhandy problem of core.
The content of the invention
1. invention technical problems to be solved
It is an object of the invention to overcome in the prior art pencil by lead for retractable pencil storage together, be easily stuck, and can not
One-pen accommodates the lead for retractable pencil of different soft and hard type, also overcomes and changes the cumbersome deficiency of lead for retractable pencil manually at nib, there is provided
A kind of pencil that can internally change different model lead for retractable pencil, solve deficiency above, be easy to the use of people.
2. technical scheme
To reach above-mentioned purpose, technical scheme provided by the invention is：
A kind of pencil that can internally change different model lead for retractable pencil of the present invention, including cap, a shell, pen pipe and nib, institute
Inside the shell stated, one end of cap is provided with storage core apparatus, the storage core apparatus inputs different lead for retractable pencils by rotating
In pipe；One end of nib is provided with out core apparatus and returns core apparatus, the described core apparatus that goes out makes lead for retractable pencil from a Guan Zhongyi
To nib, the described core apparatus that returns makes lead for retractable pencil be moved back to from nib in a pipe.
Furthermore, the described core apparatus that goes out includes pressing key, pressing plate, damper tube, spring, stay, presses plate setting
On a pipe, described key of pressing is arranged on outside a shell, and this is pressed key and passes through the hole opened up on a shell, is inserted in a shell, with pressing plate
Coordinate, described pressing key and press the face that plate is in contact is inclined-plane；Described spring is placed on a pipe, and one end of the spring is against pressing
Plate, the other end is against damper tube；Described stay is connected with pen pipe, and for the stay inside damper tube, a pipe promotes lock
When tight piece stretches out inside damper tube, stay opens.
Furthermore, the described structure for returning core apparatus is identical with going out core apparatus, returns core apparatus and is in going out core apparatus
Axial symmetry is set, and is returned the pen pipe of core apparatus and is gone out a pipe disconnection for core apparatus.
Furthermore, a described shell is internally provided with baffle plate, and the baffle plate supports back the pen pipe of core apparatus and goes out core
The pen pipe of device.
Furthermore, described storage core apparatus and return between core apparatus by disk interval, disk it is centrally disposed
Have into core bore.
Furthermore, described storage core apparatus includes first gear, second gear, storage core siphunculus, is opened up on a shell
There is a deep-slotted chip breaker, 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 in the through hole, and described second gear is meshed with first gear；Storage core siphunculus can be made by revolving first gear
It is located at into directly over core bore.
Furthermore, described 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, along mark is arranged at intervals with, mark sign contains corresponding type for described first gear periphery
The storage core siphunculus of number lead for retractable pencil is located at into directly over core bore.
Furthermore, the mark 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 a described shell is connected with cap is provided with rubber groove, and the rubber groove is taper knot
Structure, the cone tip part of the pyramidal structure offer circular hole passage.
3. beneficial effect
Using technical scheme provided by the invention, compared with prior art, have the advantages that：
(1) a kind of pencil that can internally change different model lead for retractable pencil of the invention, storage core siphunculus can deposit several it is similar
Type or different types of lead for retractable pencil, are on the one hand easy to standby, can also can be changed according to demand as the deposit of different model lead for retractable pencil
With the lead for retractable pencil of different model, to the demand of a variety of lead for retractable pencils during drawing etc., can be solved in a pencil, it is not necessary to which deposit is more
The different types of pencil of branch, easy to carry, cost reduces.Meet the selection of lead for retractable pencil model under different demands, lead for retractable pencil separates in addition
To fill the generation for avoiding the core of the card caused by numerous lead for retractable pencils are packed together.
(2) a kind of pencil that can internally change different model lead for retractable pencil of the invention, handwriting bottom go out core apparatus and returned
Core apparatus action principle is the same, but due to axisymmetricly setting, so action effect uses on the contrary, pressing the different of key by two
The upset can that mode is subject to handwriting realizes out core and Hui Xin two kinds of effects.Hui Xin effect, which solves, changes other models
Lead for retractable pencil at nib is taken out during lead for retractable pencil, other unhandy problems of model lead for retractable pencil is reloaded into, only needs shirtsleeve operation to achieve that,
Method is simple, practical.
(3) a kind of pencil that can internally change different model lead for retractable pencil of the invention, passes through handwriting edge extrusion position tooth
The replacing of pen core is can be achieved in the rotation of wheel, and lead for retractable pencil type designations can also be can be visually seen in outside, mark and storage core siphunculus
Middle stored up lead for retractable pencil type is corresponded, and cap can be opened when lead for retractable pencil is finished and takes out rubber, can according to mark lead for retractable pencil model
It is accurate to be 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, can very easily exist
Changed inside.When lead for retractable pencil is finished, new lead for retractable pencil more can be easily put into again through passage along the rubber groove of turbination.
Brief description of the drawings
Fig. 1 is a kind of structural representation of pencil that can internally change different model lead for retractable pencil of the present invention；
Fig. 2 is the top view of rubber groove in the present invention；
Fig. 3 is the structural representation that core apparatus is stored up on handwriting top in the present invention；
Fig. 4 is the top view that core apparatus is stored up on handwriting top in the present invention；
(a) in Fig. 5 is the structural representation for going out core apparatus in the present invention；(b) in Fig. 5 is to go out core apparatus in the present invention
Sectional view.
Label declaration in schematic diagram：
1st, key is pressed；2nd, plate is pressed；3rd, damper tube；4th, spring；5th, baffle plate；6th, pen pipe；7th, disk；8th, lead for retractable pencil；9th, core bore is entered；
10th, first gear；11st, second gear；12nd, core siphunculus is stored up；13rd, the first support shaft；14th, the second support shaft；15th, rubber groove；16、
Cap；17th, circular hole passage；18th, a shell；19th, it is written；20th, nib；21st, stay；22nd, mark.
Embodiment
To further appreciate that present disclosure, with reference to accompanying drawing, the present invention is described in detail.
Embodiment 1
With reference to Fig. 1, a kind of pencil that can internally change different model lead for retractable pencil of the present embodiment, including cap 16, a shell
18th, a pipe 6 and nib 19, inside a described shell 18, one end of cap 16 is provided with storage core apparatus, the storage core apparatus leads to
Rotation is crossed by the different input pen pipes 6 of lead for retractable pencil 8；One end of nib 19 is provided with out core apparatus and returns core apparatus, it is described
The core apparatus that goes out lead for retractable pencil 8 is shifted to nib 19 from a pipe 6, the described core apparatus that returns makes lead for retractable pencil 8 be moved back to a pipe 6 from nib 19
In.The present embodiment overcomes existing pencil and stores 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 overcome and change the cumbersome deficiency of lead for retractable pencil 8 manually at nib.Below will be to storing up core apparatus in the present embodiment, going out
The structure design of core apparatus and time core apparatus is specifically introduced：
With reference to Fig. 1 and Fig. 5, the described core apparatus that goes out includes pressing key 1, pressing plate 2, damper tube 3, spring 4, stay 21, presses
Plate 2 is arranged on a pipe 6, and described key 1 of pressing is arranged on outside a shell 18, and this is pressed key 1 and passes through the hole opened up on a shell 18, insertion
In shell 18, coordinate with pressing plate 2, described pressing key 1 and press the face that plate 2 is in contact is inclined-plane；Spring 4 is placed on a pipe 6, the bullet
One end of spring 4 is against pressing plate 2, and the other end is against damper tube 3；Described stay 21 is connected with a pipe 6, and the stay 21 is located at
Inside damper tube 3, a pipe 6 promotes stay 21, and from during the stretching of the inside of damper tube 3, stay 21 opens.Described returns core apparatus
Structure it is identical with going out core apparatus, and return core apparatus axisymmetricly set with going out core apparatus, return core apparatus a pipe 6 and go out core fill
The pipe 6 put disconnects.Go out core apparatus and return as core apparatus action principle, but due to axisymmetricly setting, so action effect
On the contrary, the upset can for being subject to handwriting by two different occupation modes for pressing key 1 realizes out core and Hui Xin two kinds of effects.
Hui Xin effect, which solves, takes out lead for retractable pencil 8 at nib when changing other model lead for retractable pencils 8, be reloaded into other model lead for retractable pencils 8 and operate not
Just the problem of, only shirtsleeve operation is needed to achieve that, method is simple, 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 the surface of plate 2 compared with
To be smooth, two to press plate 2 times be baffle plate 5, and baffle plate 5 is arranged on inside a shell 18, and the surface of baffle plate 5 is fluted with the radian kissing of a pipe 6
Close, baffle plate 5 supports back a pipe 6 for core apparatus and goes out a pipe 6 for core apparatus, influences to use pen for preventing from pressing plate 2 and moving down
Pipe 6, and can ensure that a pipe 6 normally moves.
Described storage core apparatus and returning between core apparatus is spaced by disk 7, and being provided centrally with of disk 7 one is slightly larger than lead
The diameter of core 8 enters core bore 9, is available for lead for retractable pencil 8 to come in and go out.Return core apparatus and enter core bore 9 at a distance, to ensure back in core apparatus
The normal movement of stay 21, containing stay 21 and a part pipe 6 in damper tube 3, movement can be achieved under the cooperation of spring
The effect that lead for retractable pencil 8 and device reset.
With reference to Fig. 3 and Fig. 4, described storage core apparatus includes first gear 10, second gear 11, storage core siphunculus 12, a shell
A deep-slotted chip breaker is offered on 18, part first gear 10 is located at outside a shell 18, and first gear 10 circumferentially-spaced opens up along its
There are multiple through holes, storage core siphunculus 12 is inserted in the through hole, and described 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 first support shaft 13 and the second support
The other end of axle 14 is connected with disk 7.Second gear 11, increase first can be driven by the pivoting of revolving first gear 10
The rotary resistance of gear 10 can guarantee that the storage core siphunculus 12 of relevant position can accurately reach the surface into core bore 9 and be located at
Slightly larger than the underface of the circular hole passage 17 of the diameter of lead for retractable pencil 8.Storage core siphunculus 12 can deposit several same types or different types of lead
Core 8, is on the one hand easy to standby, as the deposit of different model lead for retractable pencil 8, can also according to demand use the lead of different model instead
To the demand of a variety of lead for retractable pencils 8 during core 8, drawing etc., can be solved in a pencil, it is not necessary to lay in branched different types of
Pencil, easy to carry, cost reduces.Meet the selection of the model of lead for retractable pencil 8 under different demands, lead for retractable pencil 8 separates dress and avoided in addition
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 sign pen core type
Number mark 22, the storage core siphunculus 12 that the mark 22 sign contains corresponding model lead for retractable pencil 8 is located at into directly over core bore 9.Described
Shell 18 is provided with rubber groove 15 with one end that cap 16 is connected, and the rubber groove 15 is pyramidal structure, the cone of the pyramidal structure
Place offers circular hole passage 17, and remove rubber smoothly can be put into storage core siphunculus 12 by lead for retractable pencil 8 from circular hole passage 17.This implementation
The replacing of pen core can be achieved by the rotation of handwriting edge extrusion position gear in example, and can also can be visually seen lead for retractable pencil in outside
8 type designations 22, mark 22 are corresponded with the type of lead for retractable pencil 8 stored up in storage core siphunculus 12, and cap can be opened when lead for retractable pencil 8 is finished
16 take out rubber, can the model of lead for retractable pencil 8 according to mark 22 be accurately put into corresponding model lead for retractable pencil 8, 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, very easily can internally it be changed.When lead for retractable pencil 8 is finished, along turbination
Rubber groove 15 more can easily be put into new lead for retractable pencil 8 again through passage.
A kind of pencil that can internally change different model lead for retractable pencil of the present embodiment, pencil is kept flat during use, rotate first
Storage core siphunculus 12 containing the required species of lead for retractable pencil 8 is moved to the surface into core bore 9 by gear 10, upset pen body make nib 20 to
Under lead for retractable pencil 8 can be made to be fallen into by entering core bore 9 in a pipe, pin and press key 1 away from the one end of nib 20 and do not decontrol, do not stop to press immediately
Key 1 is pressed close to the one end of nib 20, pressing key 1 can be pressed down against pressing plate 2, constantly press the stay 21 driven in damper tube 3
Lead for retractable pencil 8 is driven to the direction of nib 20, then can reset continue to press again through spring effect and press key 1, lead for retractable pencil 8 can be released and entered
Enter nib 20 to be used.
When needing other model lead for retractable pencils 8, pin and press key 1 close to one end of nib 20, do not stop to press away from nib 20 1
Key 1 is pressed at end, and pressing key 1 can be pressed down against pressing plate 2, is constantly pressed and is driven the stay 21 of damper tube 3 by lead for retractable pencil 8 to away from nib
20 directions drive, and then can reset continue to press again through spring effect and press key 1, and lead for retractable pencil 8 is carried over nib after pressing for several times
Rub and disappear at 20, with nib 20, upset handwriting can be achieved lead for retractable pencil 8 and return in former storage core siphunculus 12, can fall also or first
Turn pencil and carry out aforementioned operation again, can also realize that lead for retractable pencil 8 is returned in former storage core siphunculus 12.
Next keep the handwriting horizontal or reverse, stir first gear 10 select needed for type lead for retractable pencil 8, repeat before
Described goes out core operation, you can is used.First gear 10 is rotated when adding new lead for retractable pencil 8 to keep flat handwriting and then store up by this
Core siphunculus goes back to original position, can also place handwriting vertically and add lead for retractable pencil 8, directly using the model lead for retractable pencil 8.Lead for retractable pencil is used in selection
8 and can arrive the type of lead for retractable pencil 8 in a shell external observation mark 22 when adding new lead for retractable pencil 8, mark 22 is with storing up core siphunculus 12
Middle the stored up type of lead for retractable pencil 8 corresponds.
Schematically the present invention and embodiments thereof are described above, this describes no restricted, institute in accompanying drawing
What is shown is also one of embodiments of the present invention, and actual structure is not limited thereto.So if common skill of this area
Art personnel are enlightened by it, without departing from the spirit of the invention, without designing and the technical scheme for creativeness
Similar frame mode and embodiment, protection scope of the present invention all should be belonged to.
Claims (10)
1. a kind of pencil that can internally change different model lead for retractable pencil, including cap (16), a shell (18), pen pipe (6) and nib
(19), it is characterised in that：A described shell (18) is internal, and one end of cap (16) is provided with storage core apparatus, storage core dress
Put by rotating in different lead for retractable pencil (8) input pen pipes (6)；One end of nib (19) is provided with out core apparatus and Hui Xin
Device, it is described to go out core apparatus and lead for retractable pencil (8) is shifted to from pen pipe (6) written (19), it is described return core apparatus make lead for retractable pencil (8) from
Written (19) are moved back in pen pipe (6).
A kind of 2. pencil that can internally change different model lead for retractable pencil according to claim 1, it is characterised in that：Described
Going out core apparatus includes pressing key (1), pressing plate (2), damper tube (3), spring (4), stay (21), presses plate (2) and is arranged on pen pipe (6)
On, described key (1) of pressing is arranged on a shell (18) outside, and this is pressed key (1) and passes through the hole opened up on a shell (18), inserts a shell
(18) in, coordinate with pressing plate (2), described pressing key (1) and press the face that plate (2) is in contact is inclined-plane；Described spring (4) is placed on
On pen pipe (6), one end of the spring (4) is against pressing plate (2), and the other end is against damper tube (3)；Described stay (21) and pen
Manage (6) to be connected, the stay (21) is internal located at damper tube (3), and pen pipe (6) promotes stay (21) internal from damper tube (3)
During stretching, stay (21) opens.
A kind of 3. pencil that can internally change different model lead for retractable pencil according to claim 2, it is characterised in that：Described
It is identical with going out core apparatus to return the structure of core apparatus, returns core apparatus and is axisymmetricly set with going out core apparatus, return the pen pipe (6) of core apparatus
Pen pipe (6) with going out core apparatus disconnects.
A kind of 4. pencil that can internally change different model lead for retractable pencil according to claim 3, it is characterised in that：Described
Shell (18) is internally provided with baffle plate (5), and the baffle plate (5) supports back the pen pipe (6) of core apparatus and goes out the pen pipe (6) of core apparatus.
A kind of 5. pencil that can internally change different model lead for retractable pencil according to claim 3, it is characterised in that：Described
Store up and be spaced between core apparatus and time core apparatus by disk (7), disk (7) is provided centrally with into core bore (9).
A kind of 6. pencil that can internally change different model lead for retractable pencil according to claim 5, it is characterised in that：Described
Storing up core apparatus includes first gear (10), second gear (11), storage core siphunculus (12), and an arc is offered on a shell (18)
Groove, it is outside 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 in the through hole, and described 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 directly over core bore (9).
A kind of 7. pencil that can internally change different model lead for retractable pencil according to claim 6, 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 axle (13) and the other end of the second support shaft (14) are connected with disk (7).
A kind of 8. pencil that can internally change different model lead for retractable pencil according to claim 7, it is characterised in that：Described
Along mark (22) is arranged at intervals with, the mark (22) sign contains the storage core of corresponding model lead for retractable pencil (8) for first gear (10) periphery
Siphunculus (12) is located at into directly over core bore (9).
A kind of 9. pencil that can internally change different model lead for retractable pencil according to claim 8, 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.
A kind of 10. pencil that can internally change different model lead for retractable pencil according to claim 9, it is characterised in that：It is described
A shell (18) one end that cap (16) is connected is provided with rubber groove (15), the rubber groove (15) is pyramidal structure, the taper
The cone tip part of structure offers circular hole passage (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710627740.1A CN107839371A (en) | 2017-07-28 | 2017-07-28 | A kind of pencil that can internally change different model lead for retractable pencil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710627740.1A CN107839371A (en) | 2017-07-28 | 2017-07-28 | A kind of pencil that can internally change different model lead for retractable pencil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107839371A true CN107839371A (en) | 2018-03-27 |
Family
ID=61682943
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710627740.1A Withdrawn CN107839371A (en) | 2017-07-28 | 2017-07-28 | A kind of pencil that can internally change different model lead for retractable pencil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107839371A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110027346A (en) * | 2019-05-15 | 2019-07-19 | 凡得雨 | A kind of propelling pencil |
-
2017
- 2017-07-28 CN CN201710627740.1A patent/CN107839371A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110027346A (en) * | 2019-05-15 | 2019-07-19 | 凡得雨 | A kind of propelling pencil |
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