CN102815130B - Propelling pencil with decoring on pressing front end - Google Patents
Propelling pencil with decoring on pressing front end Download PDFInfo
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- CN102815130B CN102815130B CN201210332960.9A CN201210332960A CN102815130B CN 102815130 B CN102815130 B CN 102815130B CN 201210332960 A CN201210332960 A CN 201210332960A CN 102815130 B CN102815130 B CN 102815130B
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- spring
- sleeve
- pressing
- propelling pencil
- writing brush
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Abstract
The invention relates to a propelling pencil with decoring on pressing the front end. The propelling pencil comprises a bushing, wherein an upper pencil tube is sleeved at the upper end of the bushing, a lower pencil tube is sleeved at the lower end of the bushing, and a tip sleeve is arranged at the bottom end of the lower pencil tube. A core storage tube is arranged in the bushing, a connection part is connected at the lower end of the core storage tube in inserting mode, a friction sleeve is sleeved at the lower end of the connection part, and a spring sleeve is sleeved outside the connection part. A locking hoop is connected into the friction sleeve in inserting mode, a locking portion is arranged at the lower end of the locking hoop, and a locking hoop outer sleeve is sleeved outside the locking portion. A spring fixing sleeve is connected at the bottom end of the spring sleeve in inserting mode, and the lower edge of the spring fixing sleeve butts against the upper edge of the locking hoop outer sleeve. The propelling pencil further comprises a clamping part located inside the locking hoop, wherein a protrusion is arranged on the upper portion of a top block of the clamping part, a plurality of grooves are arranged on the circumference of the outer wall of a chuck of the clamping part, and balls are arranged in the grooves. A spring is arranged between the lower end of the bushing and the upper end of the spring sleeve, a spring is arranged between the outer edge of the connection part and the upper edge of the spring fixing sleeve, and a spring is arranged between the outer edge of the top block and the inner edge of the locking portion. A delay device used for a pencil core to extend out from the top end of the tip sleeve is arranged in the tip sleeve.
Description
Technical field
The invention belongs to technical field of stationery, particularly relate to a kind of front end pressing and go out core type propelling pencil.
Background technology
Propelling pencil because of its can automatic makeup plumbous, cut without the need to cutter, long-time continuous can write, save time, save timber, carry the favor obtaining consumer with the plurality of advantages such as easy to use.Existing propelling pencil generally adopts the mode of rear end pressing knockout, and pen core is put into core storage tube, repeatedly the cap for brush of pressing rear end, and pen core is write from nib suitable length of emerging.The development that the propelling pencil of this kind of structure and knockout mode experienced by for many years is perfect, and technology is comparative maturity, but also there are some defects.The mode of rear end pressing knockout makes writer spend the longer time in the process of pressing knockout, have impact on the fluency write; Secondly, when the user (as children) that hand-type is less uses, the mode of rear end pressing knockout just brings certain trouble, now the frequent grippage due to user and pressing limited in one's ability and affect result of use.
Summary of the invention
The present invention provides a kind of front end pressing to go out core type propelling pencil for solving in known technology the technical problem that exists, user only need keep original pen holding posture to be against by nib on paper or desktop and pressing penholder downwards after pen core wearing and tearing, decontrol again, pen core can be emerged for continuing to write again, the less user of hand-type can be met use, reduce pressing knockout process to the impact of fluent writing simultaneously.
The technical scheme that the present invention takes for the technical problem existed in solution known technology is: front end pressing goes out core type propelling pencil and comprises lining, be arranged with the shaft of a writing brush at its upper end, be arranged with the lower shaft of a writing brush in its lower end, also comprise point cover, described point cover is threaded connection in the bottom of the described lower shaft of a writing brush; In described lining, be provided with core storage tube, its lower end is plugged with stair-stepping connector, and be arranged with friction sleeve in the lower end of described connector, outside is arranged with the spring housing that top has centre bore, the diameter of this centre bore is greater than the external diameter of described core storage tube; In described friction sleeve, be plugged with locking strap, the lower end of described locking strap is provided with the tight lock part with tapering, is arranged with locking strap overcoat in the outside of this tight lock part; Be plugged with spring retaining sleeve in the bottom of described spring housing, the lower edge of this spring retaining sleeve props up the upper edge of described locking strap overcoat; Also comprise the clamping element being positioned at described locking strap inside, it comprises the chuck of the jacking block of upper end, middle elongated connector and lower end, the top of described jacking block is provided with projection, the circumference of described chuck outer wall is provided with multiple groove, between this groove and the tight lock part inwall of described locking strap, be provided with ball; Between described lining lower end and described spring housing upper end, be provided with spring, the outer rim and described spring retaining sleeve of described connector are provided with spring between edge, in the outer rim and described tight lock part of described jacking block, be provided with spring between edge; The time-delay mechanism that pen core is stretched out from its top is also provided with in described point cover.
Preferably: described time-delay mechanism comprises the time delay body that front end is provided with cavity, its outer wall near top is provided with flange, in described cavity, be provided with the damping of quality of rubber materials, described time delay body is also provided with the retaining core pipe of the metal material that lower end is stretched out from described point cover; Be provided with delay sleeve in the outer cover of described time delay body, its inwall be provided with prop up described time delay body upper flange interior rib, be provided with fin in the middle part of its outer wall; Back-up ring is provided with on the top of described delay sleeve; In described time delay body and described delay sleeve, be provided with spring between rib, between the inwall that fin and the described point of described delay sleeve outer wall overlap, be provided with spring.
Preferably: the described upper shaft of a writing brush is plugged on described lining top, the described lower shaft of a writing brush is connected and fixed with the external screw thread being positioned at described lining lower end by the internal thread of upper end, and described point cover is connected and fixed by the external screw thread of internal thread and described lower shaft of a writing brush lower end.
Preferably: the shaft of a writing brush is also provided with the pen clip of metal material on the outer wall on top on described.
Preferably: the top of described lining is provided with support portion, this center, support portion is provided with the centre bore that diameter equals described core storage tube external diameter, and described core storage tube passes this centre bore, is erected on described support portion.
Preferably: be provided with the cap for brush on the top of described core storage tube, described cap for brush outside is provided with end cap, and the external diameter of described end cap equals the internal diameter of the described upper shaft of a writing brush.
Preferably: be provided with the centring ring with centre bore in the bottom of described locking strap, the bottom of described chuck is provided with the protuberance that external diameter is less than this center-hole diameter.
Preferably: the groove on described chuck outer wall is two, 180 degree, circumferential interval distribution.
Preferably: the groove being provided with ring-type at described time delay body on the outer wall of bottom, the time delay circle of quality of rubber materials is provided with in this groove.
Preferably: the retainer plate being also provided with quality of rubber materials on the inwall of described point cover, described back-up ring drops on described retainer plate.
Advantage of the present invention and good effect are: the front end pressing knockout of the present invention by adopting a kind of brand-new structural design to achieve propelling pencil.Compared with pressing knockout mode in rear end of the prior art, the mode of front end pressing knockout has significant advantage.First, for the user (as children) that hand-type is less, avoid the inconvenience in the use that brings because of grippage and pressing scarce capacity; Secondly, the mode of front end pressing knockout operationally more saves time, simple and direct, reduces pressing knockout process to the adverse effect of fluent writing.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structure for amplifying schematic diagram of front end of the present invention;
Fig. 3 is the structure for amplifying schematic diagram of rear end of the present invention.
In figure: 1, retaining core pipe; 2, time delay body; 3, spring; 4, point cover; 5, ball; 6, locking strap; 7, clamping element; 8, spring; 9, spring; 10, the lower shaft of a writing brush; 11, connector; 12, pen core; 13, the upper shaft of a writing brush; 14, core storage tube; 15, lining; 16, pen clip; 17, end cap; 18, the cap for brush; 19, delay sleeve; 20, damping; 21, spring; 22, centring ring; 23, locking strap overcoat; 24, spring retaining sleeve; 25, friction sleeve; 26, spring housing; 27, spring.
Detailed description of the invention
For summary of the invention of the present invention, Characteristic can be understood further, hereby exemplify following examples, and coordinate accompanying drawing to be described in detail as follows:
Refer to Fig. 1 to Fig. 3, lining 15 of the present invention, be arranged with the shaft of a writing brush 13 at its upper end, be arranged with the lower shaft of a writing brush 10 in its lower end, also comprise point cover 4, it is threaded connection the bottom at the lower shaft of a writing brush 10.Particularly, the upper shaft of a writing brush 13 is plugged on lining 15 top, and the lower shaft of a writing brush 10 is connected and fixed with the external screw thread being positioned at lining 15 lower end by the internal thread of upper end, and point cover 4 is connected and fixed by the external screw thread of internal thread and the lower shaft of a writing brush 10 lower end.On the outer wall on top, the pen clip 16 of metal material is also provided with at the upper shaft of a writing brush 13.
Core storage tube 14 is provided with for depositing many pen cores 12 in lining 15.In order to make core storage tube 14 keep stable, be provided with support portion on the top of lining 15, this center, support portion is provided with the centre bore that diameter equals core storage tube 14 external diameter, and core storage tube 14 passes this centre bore, is erected on support portion.Be provided with the cap for brush 18 on the top of core storage tube 14, this cap for brush 18 outside is provided with end cap 17, and the external diameter of this end cap 17 equals the internal diameter of the shaft of a writing brush 13.When the supplementary pen core 12 of needs, the cap for brush 18 together can be pulled up together with end cap 17.
Stair-stepping connector 11 is plugged with in the lower end of core storage tube 14, its taper end inserts core storage tube 14 lower end, in order to realize better connecting effect, the inwall of core storage tube 14 lower end processing fin, processes annular groove at the corresponding site of connector 11, both agree with mutually and realize compact siro spinning technology.For the ease of pen core 12 from centre bore decline, be processed with the entrance of back taper at the top of connector 11.
Be arranged with friction sleeve 25 in the lower end (i.e. butt end) of connector 11, in order to realize better connecting effect, the inwall of friction sleeve 25 upper end process fin, processes annular groove at the corresponding site of connector 11, both agree with mutually and realize compact siro spinning technology.Also be arranged with the spring housing 26 that top has centre bore outside connector 11, the diameter arranging this centre bore is greater than the external diameter of core storage tube 14, and such spring housing 26 can move up and down along core storage tube 14.In friction sleeve 25, be plugged with locking strap 6, this locking strap 6 should be arranged to following shape: its upper end one-tenth tubulose, lower end are provided with the tight lock part with tapering, and from section, the inside of tight lock part has the tapering upwards shunk gradually.Be arranged with locking strap overcoat 23 in the outside of this tight lock part, the top inner wall of this locking strap overcoat 23 is provided with annular projection, is against on the convex edge on tight lock part outer wall.
Spring retaining sleeve 24 is plugged with in the bottom of spring housing 26, the lower edge of this spring retaining sleeve 24 props up the upper edge of locking strap overcoat 23, in order to realize better connecting effect, the inwall of spring housing 26 lower end processes fin, processes annular groove at the corresponding site of spring retaining sleeve 24 outer wall, both agree with mutually and realize compact siro spinning technology.
Also comprise the clamping element 7 being positioned at locking strap 6 inside, it comprises the chuck of the jacking block of upper end, middle elongated connector and lower end.Wherein the top of jacking block is provided with projection, and chuck is divided into two intermediate plates having gap to each other, and the outer wall of each intermediate plate is provided with a groove, between the tapering inwall of the tight lock part of this groove and locking strap 6, be provided with ball 5.Be provided with the centring ring 22 with centre bore in the bottom of locking strap 6, the bottom of chuck and the bottom of each intermediate plate are provided with the semi-circular projection that external diameter is less than this center-hole diameter.
In the present embodiment, motion between each parts is all realized by spring with reset, these springs comprise: the spring 27 between lining 15 lower end and spring housing 26 upper end, the spring 9 in the outer rim and spring retaining sleeve 24 of connector 11 between edge and the spring 8 in the outer rim and tight lock part of jacking block between edge.
The time-delay mechanism that pen core 12 is stretched out from its top is also provided with in point cover 4.This time-delay mechanism comprises the time delay body 2 that front end is provided with cavity, and its outer wall near top is provided with flange, is provided with the damping 20 of quality of rubber materials in the cavities, and time delay body 2 is also provided with the retaining core pipe 1 of the metal material that lower end is stretched out from point cover 4.On the outer wall of bottom, be provided with the groove of ring-type at time delay body 2, in this groove, be provided with the time delay circle of quality of rubber materials.
Be provided with delay sleeve 19 in the outer cover of time delay body 2, its inwall be provided with prop up time delay body 2 upper flange interior rib, be provided with fin in the middle part of its outer wall, be provided with back-up ring on the top of delay sleeve 19.In time delay body 2 and delay sleeve 19, be provided with spring 21 between rib, between the inwall that fin and the point of delay sleeve 19 outer wall overlap 4, be provided with spring 3.
The inwall of point cover 4 is also provided with the retainer plate of quality of rubber materials, and back-up ring drops on this retainer plate, and the bottom of locking strap overcoat 23 is also against on retainer plate in its natural state.
The course of work of the present embodiment: pen core 12 is from top to bottom successively through the centre bore of connector 11, the centre bore of clamping element 7 by chuck clamping, the centre bore of damping 20, the centre bore of time delay body 2 and retaining core pipe 1, and front end passes confession writer by retaining core pipe 1 and writes.When the nose wear of pen core 12 is to the degree that can not write, writer need hold with a firm grip the shaft of a writing brush retaining core pipe 1 to be against on paper or desktop and slightly firmly under by, retaining core pipe is made to retract in point cover 4 together with the pen core 12 of inside, let go again, retaining core pipe 1 and pen core 12 stretch out again afterwards, and the length that pen core 12 stretches out is greater than the full-length that retaining core pipe 1 is exposed at outside, makes writer re-start and writes, so repeat.Still repeating said process when putting into pen core 12 for the first time, pen core 12 just can be made several times to emerge unlike now needing many pressings.
This pressing is specially with reseting procedure: when pressed by external force, retaining core pipe 1 and pen core 12 move up simultaneously, and now time delay body 2 upwards pushes by retaining core pipe 1, and spring 21 compresses, and then delay sleeve 19 drives back-up ring to move upward.Meanwhile, because pen core 12 is clamped by chuck always, therefore locking strap 6 moves up under the effect of ball 5, and then locking strap overcoat 23, spring retaining sleeve 24, spring housing 26 synchronously move up, and spring 9 and spring 27 are compressed.When the projection of the jacking block of clamping element 7 props up the lower surface of connector 11, its stopping moves up, and spring 8 is compressed, and clamping element 7 is micro-relative to the position of locking strap 6 to be moved down, and now chuck unclamps slightly, temporarily loses the clamping force to pen core 12.Power when outside disappears, and after namely unclamping retaining core pipe 1, time delay body 2 resets downwards under the action of the spring 21, and it is together downward till time delay body 2 resets completely with retaining core pipe 1 that damping 20 pulls down core 12 of starting writing.Afterwards, spring 8 resets, and clamping element 7 is micro-relative to the position of locking strap 6 to move up, and chuck clamps pen core 12 again, and namely clamping force is recovered.In addition after, spring 9 and spring 27 reset, and locking strap 6, clamping element 7 together move down, and in the process, pen core 12 is pushed downwards again and send a segment distance, and this distance equals the length that pen core 12 is exposed to retaining core pipe 1.
Claims (8)
1. a front end pressing goes out core type propelling pencil, comprise lining (15), be arranged with the shaft of a writing brush (13) at its upper end, be arranged with the lower shaft of a writing brush (10) in its lower end, also comprise point cover (4), described point cover (4) is threaded connection in the bottom of the described lower shaft of a writing brush (10); Core storage tube (14) is provided with in described lining (15), its lower end is plugged with stair-stepping connector (11), be arranged with friction sleeve (25) in the lower end of described connector (11), outside is arranged with the spring housing (26) that top has centre bore, the diameter of this centre bore is greater than the external diameter of described core storage tube (14); In described friction sleeve (25), be plugged with locking strap (6), the lower end of described locking strap (6) is provided with the tight lock part with tapering, is arranged with locking strap overcoat (23) in the outside of this tight lock part; Be plugged with spring retaining sleeve (24) in the bottom of described spring housing (26), the lower edge of this spring retaining sleeve (24) props up the upper edge of described locking strap overcoat (23); Also comprise and be positioned at the inner clamping element (7) of described locking strap (6), it comprises the chuck of the jacking block of upper end, middle elongated connector and lower end, the top of described jacking block is provided with projection, the circumference of described chuck outer wall is provided with multiple groove, is provided with ball (5) between this groove and the tight lock part inwall of described locking strap (6); Spring (27) is provided with between described lining (15) lower end and described spring housing (26) upper end, between the outer rim and the upper edge of described spring retaining sleeve (24) of described connector (11), be provided with spring (9), in the outer rim and described tight lock part of described jacking block, be provided with spring (8) between edge; In described point cover (4), be also provided with the time-delay mechanism that pen core (12) is stretched out from its top, it is characterized in that:
Described time-delay mechanism comprises the time delay body (2) that front end is provided with cavity, its outer wall near top is provided with flange, in described cavity, be provided with the damping (20) of quality of rubber materials, described time delay body (2) is also provided with the retaining core pipe (1) of the metal material that lower end is stretched out from described point cover (4); Be provided with delay sleeve (19) in the outer cover of described time delay body (2), its inwall be provided with prop up described time delay body (2) upper flange interior rib, be provided with fin in the middle part of its outer wall; Back-up ring is provided with on the top of described delay sleeve (19); In described time delay body (2) and described delay sleeve (19), be provided with spring (21) between rib, between the inwall overlapping (4) at the fin of described delay sleeve (19) outer wall and described point, be provided with spring (3);
The described upper shaft of a writing brush (13) is plugged on described lining (15) top, the described lower shaft of a writing brush (10) is connected and fixed with the external screw thread being positioned at described lining (15) lower end by the internal thread of upper end, and described point cover (4) is connected and fixed by the external screw thread of internal thread and the described lower shaft of a writing brush (10) lower end.
2. go out core type propelling pencil according to front end according to claim 1 pressing, it is characterized in that: the shaft of a writing brush (13) is also provided with the pen clip (16) of metal material on the outer wall on top on described.
3. go out core type propelling pencil according to front end according to claim 1 pressing, it is characterized in that: the top of described lining (15) is provided with support portion, this center, support portion is provided with the centre bore that diameter equals described core storage tube (14) external diameter, described core storage tube (14) through this centre bore, be erected on described support portion.
4. go out core type propelling pencil according to front end according to claim 3 pressing, it is characterized in that: be provided with the cap for brush (18) on the top of described core storage tube (14), the described cap for brush (18) outside is provided with end cap (17), and the external diameter of described end cap (17) equals the internal diameter of the described upper shaft of a writing brush (13).
5. go out core type propelling pencil according to front end according to claim 1 pressing, it is characterized in that: be provided with the centring ring (22) with centre bore in the bottom of described locking strap (6), the bottom of described chuck is provided with the protuberance that external diameter is less than this center-hole diameter.
6. go out core type propelling pencil according to front end according to claim 5 pressing, it is characterized in that: the groove on described chuck outer wall is two, the distribution of 180 degree, circumferential interval.
7. go out core type propelling pencil according to front end according to claim 1 pressing, it is characterized in that: the groove being provided with ring-type described time delay body (2) on the outer wall of bottom, is provided with the time delay circle of quality of rubber materials in this groove.
8. go out core type propelling pencil according to front end according to claim 1 pressing, it is characterized in that: the retainer plate being also provided with quality of rubber materials on the inwall of described point cover (4), described back-up ring drops on described retainer plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210332960.9A CN102815130B (en) | 2012-09-11 | 2012-09-11 | Propelling pencil with decoring on pressing front end |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210332960.9A CN102815130B (en) | 2012-09-11 | 2012-09-11 | Propelling pencil with decoring on pressing front end |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102815130A CN102815130A (en) | 2012-12-12 |
| CN102815130B true CN102815130B (en) | 2015-01-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210332960.9A Expired - Fee Related CN102815130B (en) | 2012-09-11 | 2012-09-11 | Propelling pencil with decoring on pressing front end |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102815130B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109649041A (en) * | 2019-01-31 | 2019-04-19 | 林若 | Without timber sharpen a pencil certainly and working method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0287237A1 (en) * | 1987-04-17 | 1988-10-19 | KOTOBUKI & CO., LTD. | Mechanical pencil |
| CN87214620U (en) * | 1987-10-28 | 1988-10-26 | 北京制笔零件三厂 | Auto-compensated adjustable pencil useing impact |
| CN2031762U (en) * | 1988-03-22 | 1989-02-01 | 天津市铅笔板厂 | Front-press type automatic pencil |
| CN2111195U (en) * | 1991-05-28 | 1992-07-29 | 万宝电器集团广州灯饰电器厂 | Propelling pencil |
| CN2558527Y (en) * | 2000-01-20 | 2003-07-02 | 株式会社寿 | Double clamping head propelling pencil |
| CN2813319Y (en) * | 2005-08-31 | 2006-09-06 | 张士新 | Propelling pencil |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08230382A (en) * | 1995-02-28 | 1996-09-10 | Mitsubishi Pencil Co Ltd | Automatic core delivery type mechanical pencil |
| JP4562120B2 (en) * | 2004-01-09 | 2010-10-13 | 株式会社パイロットコーポレーション | mechanical pencil |
-
2012
- 2012-09-11 CN CN201210332960.9A patent/CN102815130B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0287237A1 (en) * | 1987-04-17 | 1988-10-19 | KOTOBUKI & CO., LTD. | Mechanical pencil |
| CN87214620U (en) * | 1987-10-28 | 1988-10-26 | 北京制笔零件三厂 | Auto-compensated adjustable pencil useing impact |
| CN2031762U (en) * | 1988-03-22 | 1989-02-01 | 天津市铅笔板厂 | Front-press type automatic pencil |
| CN2111195U (en) * | 1991-05-28 | 1992-07-29 | 万宝电器集团广州灯饰电器厂 | Propelling pencil |
| CN2558527Y (en) * | 2000-01-20 | 2003-07-02 | 株式会社寿 | Double clamping head propelling pencil |
| CN2813319Y (en) * | 2005-08-31 | 2006-09-06 | 张士新 | Propelling pencil |
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| Publication number | Publication date |
|---|---|
| CN102815130A (en) | 2012-12-12 |
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Effective date of registration: 20141201 Address after: 300134, Beichen District, Tianjin city 12-3-302 Applicant after: Zhang Yide Address before: 301717, Wuqing District, Tianjin East horse ring town big Tun Village North Applicant before: Tianjin Fuermei Industry & Trade Co., Ltd. |
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Granted publication date: 20150107 Termination date: 20170911 |