CN203995251U - A kind of propelling pencil that improves pen core utilization rate - Google Patents
A kind of propelling pencil that improves pen core utilization rate Download PDFInfo
- Publication number
- CN203995251U CN203995251U CN201420414381.3U CN201420414381U CN203995251U CN 203995251 U CN203995251 U CN 203995251U CN 201420414381 U CN201420414381 U CN 201420414381U CN 203995251 U CN203995251 U CN 203995251U
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- pen
- pen core
- pillar
- penholder
- core
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- Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
Abstract
Improve a propelling pencil for pen core utilization rate, belong to pen technology processed field.Comprise pen core, penholder, pen cap, pen plug, be provided with pen core propeller, pen core retaining core pipe in penholder cavity from top to bottom, it is characterized in that, pen core propeller is led pillar by nut, push rod, rotation and is formed, and described nut is fixed on penholder cavity middle part; Push rod is made up of threaded post, cylindrical slide, and cylindrical slide sidewall is provided with chute; Rotation lead pillar by pillar, holding a writing brush or pen-write forms, rotation is led pillar inwall and is provided with protruding guide rail, push rod is slidably arranged in rotation by chute, protruding guide rail and leads in pillar; Pillar outer wall is provided with annular protrusion, and penholder inwall is provided with cannelure, and pillar is rotatably connected in penholder cavity by annular protrusion, cannelure, described in hold a writing brush or pen-write and be placed in outside the port of penholder upper end.The continuous core of the utility model, pen core utilization rate is high, economizes on resources, and environmental protection, has the wide market space.
Description
Technical field
The propelling pencil that the utility model relates to a kind of environmental protection, health, economizes on resources, is specifically related to a kind of propelling pencil that improves pen core utilization rate, belongs to pen technology processed field.
Background technology
Wooden and paper-roll pencil is write conveniently to people's work, learning tape, but has consumed again the forest reserves of a large amount of preciousnesses simultaneously.Existing wooden and paper-roll pencil need to be rolled up and cuts penholder and pen core is fined away and just can be write, in the time that pen is used 6-7cm, often thrown into dustbin because holding a pen inconvenience, paper, wood chip after volume is cut cannot reclaim use especially, cause very large waste, and pencil-lead exposes easily disconnected core.Therefore, need a kind of continuous core, pen core utilization rate high, economize on resources, the pencil of environmental protection.
Utility model content
The purpose of this utility model is for above-mentioned the deficiencies in the prior art, provides a kind of and improves pen core utilization rate, economizes on resources, the propelling pencil of environmental protection.
The purpose of this utility model is achieved through the following technical solutions: a kind of propelling pencil that improves pen core utilization rate, comprise pen core, penholder, be arranged on pen cap, the pen plug of penholder lower end, in described penholder cavity, be provided with successively pen core propeller, pen core retaining core pipe from top to bottom, pen core is placed in pen core retaining core pipe, pen cap is threaded with penholder through pen core tip
It is characterized in that, described pen core propeller is led pillar by nut, push rod, rotation and is formed, and described nut is fixedly installed on penholder cavity middle part;
Described push rod is made up of threaded post, the cylindrical slide that is arranged on threaded post upper end, and the external screw thread of threaded post and the internal thread of nut match, and are arranged with two chutes on cylindrical slide sidewall;
Described rotation is led pillar and is made up of pillar, holding a writing brush or pen-write of pillar upper end setting, rotate on the inwall of leading pillar and be axially arranged with two protruding guide rails that match with chute, push rod is slidably arranged in rotation by chute, protruding guide rail and leads in pillar, the threaded post lower end of push rod screws in nut, and being arranged on pen core top, push rod, pen core are coaxial;
Described holding a writing brush or pen-write equates with pillar internal diameter, the external diameter holding a writing brush or pen-write is greater than the external diameter of pillar, and be greater than penholder internal diameter, pillar outer wall is provided with annular protrusion, penholder inwall is provided with the cannelure matching with annular protrusion, pillar is rotatably connected in penholder cavity by annular protrusion, cannelure, described in hold a writing brush or pen-write and be placed in outside the port of penholder upper end.
In described pen cap, be provided with pen core sandwich device, pen core sandwich device is the tapered tubular matching with pen cap inwall tapering, and the maximum gauge place of pen core sandwich device is provided with defining flange.
Described pen core retaining core pipe two ends prop up respectively defining flange, nut lower end, and pen core retaining core pipe outer wall is provided with spacing block set, and pen core retaining core pipe is fixed in penholder inner chamber by spacing block set.
Described pen plug is arranged on the port that holds a writing brush or pen-write, and is connected to and is held a writing brush or pen-write in inner chamber by the annular stop projection arranging on the inwall that holds a writing brush or pen-write.
The length of described push rod is more than or equal to the length of pen core.
The diameter of described push rod threaded post is less than rotation and leads the internal diameter of pillar and pen core retaining core pipe, and is less than or equal to the diameter of pen core.
Described penholder cross section is quadrangle, hexagon or circle.
Described pen core is cylindrical, and pen core diameter is 0.3-20mm.
Described pen cap inwall minimum diameter place is provided with sandwich mouth.
In described threaded post, the spacing of adjacent thread is 2-10mm.
Described pillar lower end props up the upper end of nut.
Described penholder cavity middle part is provided with the installed cassette matching with nut, and nut is fixedly installed in installed cassette.
In the utility model, the angle of rake push rod of pen core is provided with 2 chutes, and pillar inwall is led in the angle of rake rotation of pen core 2 protruding guide rails, and push rod is put into the angle of rake rotation of pen core and led pillar, and nut is fixed in penholder cavity, and is spun in push rod threaded post.Rotation is led pillar and is inserted in penholder, and pillar is rotatably connected in penholder cavity by annular protrusion, cannelure.The utility model needs knockout in use, only need pin on the other hand penholder, pin on the other hand rotation and lead holding a writing brush or pen-write on pillar, by rotating and hold a writing brush or pen-write clockwise or counterclockwise, because pillar rotates in penholder cavity, thereby drive push rod to rotate in pillar is led in rotation, but the threaded post of push rod and nut threaded engagement, push rod can in leading pillar, be slided along protruding guide rail in rotation, and turn is advanced in nut, thereby push rod is mobile toward penholder below, and the pen core that finally promotes push rod end skids off outside pen cap, realizes the continuous knockout of pencil.The utility model is not in the time using, can pin on the other hand penholder, pin on the other hand rotation and lead holding a writing brush or pen-write on pillar, counterclockwise or turn clockwise and hold a writing brush or pen-write, make push rod mobile toward penholder top, between pen core and push rod, occur behind space, prop up pen core tip, pen core is return in penholder, guaranteed pencil continuous core in the time not using.
The setting of pen core sandwich device, pen core retaining core pipe, sandwich mouth is all that protection pen core is by its continuous core in order to make pen core firm in penholder cavity.The internal diameter of nut is less than the external diameter of cylindrical slide, and in the time that cylindrical slide slides into pillar lower end, nut can prevent that cylindrical slide from skidding off outside pillar.The defining flange of pen core sandwich device is in order to allow it be fixed in nib cap.Pen core retaining core pipe two ends prop up respectively defining flange, nut lower end, and the spacing block set on pen core retaining core pipe outer wall is all for pen core retaining core pipe is better fixed in penholder.The length of push rod is more than or equal to the length of pen core, pen core diameter is 0.3-20mm, the diameter of threaded post is less than rotation and leads the internal diameter of pillar and pen core retaining core pipe, and be less than or equal to the diameter of pen core, even be also left several centimeters after the long-time use of pen core, also can allow push rod that pen core is ejected to penholder and continue outward to use.In threaded post, the spacing of adjacent thread is 2-10mm, and revolving turns around holds a writing brush or pen-write, and can ensure pen core knockout 2-10mm.
Compared with prior art, the utlity model has following beneficial effect:
The first, be skillfully constructed, simple in structure, to manufacture easily, cost is low.Pen core propeller adopts left rotation and right rotation motion mode, and pen core propeller is released or regained, and plays fixing lead for retractable pencil effect, is convenient to write.In the time that needs advance pen core, rotation holds a writing brush or pen-write, and realize pen core propeller and move up and down on protruding guide rail, thereby fixing pen core just can be write.
The second, when pen core is installed, pen core is directly inserted to nib place, convenient and swift.
The 3rd, pen core is cylindrical or other regular shapes, and pen core diameter is 0.3-20mm, makes pen core exempt to cut and not easily broken.
The 4th, pen core knockout spacing is 6-10mm, and arranging of flight pitch ensures that pen core propeller often moves forward the distance of a screw thread, and the length that pen core stretches out outside nib is fixed, and can realize and write optimum efficiency.
The 5th, nib cap arranges pen core sandwich device, makes pen core fixing more firm.
The utility model is skillfully constructed, simple in structure, manufactures easily, and cost is low, constantly core, and pen core utilization rate is high, economizes on resources, environmental protection, and can assist user to grasp correct holding posture, there is the wide market space.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of penholder in the utility model;
Fig. 3 is the structural representation of push rod in the utility model;
Fig. 4 is the structural representation that in the utility model, pillar is led in rotation;
Fig. 5 is the structural representation of nut in the utility model;
Fig. 6 is the structural representation of pen core retaining core pipe in the utility model;
Fig. 7 is the structural representation of pen core in the utility model;
Fig. 8 is the structural representation of pen core sandwich device in the utility model;
Fig. 9 is the structural representation of pen cap in the utility model;
Figure 10 is the structural representation of pen plug in the utility model;
In figure: 1 pen core, 2 pen core sandwich devices, 3 pen core retaining core pipes, 4 nuts, 5 push rods, 6 rotations lead that pillar, 7 pen caps, 8 penholders, 9 annular stop projections, 10 pen plugs, 11 threaded post, 12 cylindrical slides, 13 chutes, 14 pillars, 15 hold a writing brush or pen-write, 16 protruding guide rails, 17 annular protrusions, 18 cannelures, 19 defining flanges, 20 spacing block sets, 21 installed cassettes.
Detailed description of the invention
Improve a propelling pencil for pen core utilization rate, comprise pen core 1, penholder 8, be arranged on pen cap 7, the pen plug 10 of penholder lower end, penholder 8 cross sections are quadrangle, hexagon or circle, and pen core 1 is cylindrical or other shapes, and pen core diameter is 0.3-20mm.
In penholder 8 cavitys, be provided with successively pen core propeller, pen core retaining core pipe 3 from top to bottom, pen core propeller is led pillar 6 and is formed by nut 4, push rod 5, rotation.Penholder cavity middle part is provided with the installed cassette 21 matching with nut, and nut is fixedly installed in installed cassette.
Push rod 5 is made up of threaded post 11, the cylindrical slide 12 that is arranged on threaded post upper end, and the external screw thread of threaded post and the internal thread of nut match, and in threaded post 11, the spacing of adjacent thread is 2-10mm, is arranged with two chutes 13 on cylindrical slide sidewall.
What rotation led that pillar 6 arranges by pillar 14, pillar upper end hold a writing brush or pen-write 15 forms, rotate on the inwall of leading pillar and be axially arranged with two protruding guide rails 16 that match with chute 13, push rod is slidably arranged in rotation by chute, protruding guide rail and leads in pillar, threaded post 11 lower ends of push rod screw in nut interior 4, and are arranged on pen core 1 top.
Push rod, pen core are coaxial, and the length of push rod 5 is more than or equal to the length of pen core 1, and the diameter of threaded post 11 is less than rotation and leads the internal diameter of pillar 6 and pen core retaining core pipe 3, and is less than or equal to the diameter of pen core 1.
Hold a writing brush or pen-write and 15 equate with pillar 14 internal diameters, the external diameter holding a writing brush or pen-write is greater than the external diameter of pillar, and be greater than penholder 8 internal diameters, pillar outer wall is provided with annular protrusion 17, penholder 8 inwalls are provided with the cannelure 18 matching with annular protrusion, pillar is rotatably connected in penholder cavity by annular protrusion, cannelure, described in hold a writing brush or pen-write and be placed in outside the port of penholder upper end.
Pen cap 7 is threaded with penholder lower end 8, and pen core 1 is placed in pen core retaining core pipe through pen cap.Pen plug 10 is arranged on 15 ports that hold a writing brush or pen-write, and is connected to and is held a writing brush or pen-write in inner chamber by the annular stop projection 9 arranging on the inwall that holds a writing brush or pen-write.
In pen cap 7, be provided with pen core sandwich device 2, pen core sandwich device is the tapered tubular matching with pen cap inwall tapering, and the maximum gauge place of pen core sandwich device is provided with defining flange 19, and pen cap 7 inwall minimum diameter places are provided with sandwich mouth.
Pen core retaining core pipe 3 two ends prop up respectively defining flange 19, nut 4 lower ends, and pen core retaining core pipe outer wall is provided with spacing block set 20, and pen core retaining core pipe is fixed in penholder 8 inner chambers by spacing block set.
The utility model needs knockout in use, only need pin on the other hand penholder, pin on the other hand rotation and lead holding a writing brush or pen-write on pillar, by rotating and hold a writing brush or pen-write clockwise or counterclockwise, because pillar rotates in penholder cavity, thereby drive push rod to rotate in pillar is led in rotation, but the threaded post of push rod and nut threaded engagement, push rod can in leading pillar, be slided along protruding guide rail in rotation, and turn is advanced in nut, thereby push rod is mobile toward penholder below, and the pen core that finally promotes push rod end skids off outside pen cap, realizes the continuous knockout of pencil.The utility model is not in the time using, can pin on the other hand penholder, pin on the other hand rotation and lead holding a writing brush or pen-write on pillar, counterclockwise or turn clockwise and hold a writing brush or pen-write, make push rod mobile toward penholder top, between pen core and push rod, occur behind space, prop up pen core tip, pen core is return in penholder, guaranteed pencil continuous core in the time not using.
Claims (10)
1. one kind can be improved the propelling pencil of pen core utilization rate, comprise pen core (1), penholder (8), be arranged on pen cap (7), the pen plug (10) of penholder lower end, in described penholder (8) cavity, be provided with successively pen core propeller, pen core retaining core pipe (3) from top to bottom, pen core (1) is placed in pen core retaining core pipe, pen cap (7) is threaded with penholder (8) through pen core tip
It is characterized in that, described pen core propeller is led pillar (6) by nut (4), push rod (5), rotation and is formed, and described nut is fixedly installed on penholder cavity middle part;
Described push rod (5) by threaded post (11), be arranged on threaded post upper end cylindrical slide (12) form, the external screw thread of threaded post and the internal thread of nut match, and are arranged with two chutes (13) on cylindrical slide sidewall;
(15) formation that holds a writing brush or pen-write that pillar (6) is arranged by pillar (14), pillar upper end is led in described rotation, rotate on the inwall of leading pillar and be axially arranged with two protruding guide rails (16) that match with chute (13), push rod is slidably arranged in rotation by chute, protruding guide rail and leads in pillar, threaded post (11) lower end of push rod screws in nut (4), and being arranged on pen core (1) top, push rod, pen core are coaxial;
Described holding a writing brush or pen-write (15) equates with pillar (14) internal diameter, the external diameter holding a writing brush or pen-write is greater than the external diameter of pillar, and be greater than penholder (8) internal diameter, pillar outer wall is provided with annular protrusion (17), penholder (8) inwall is provided with the cannelure (18) matching with annular protrusion, pillar is rotatably connected in penholder cavity by annular protrusion, cannelure, described in hold a writing brush or pen-write and be placed in outside the port of penholder upper end.
2. a kind of propelling pencil that improves pen core utilization rate according to claim 1, it is characterized in that, in described pen cap (7), be provided with pen core sandwich device (2), pen core sandwich device is the tapered tubular matching with pen cap inwall tapering, and the maximum gauge place of pen core sandwich device is provided with defining flange (19).
3. a kind of propelling pencil that improves pen core utilization rate according to claim 2, it is characterized in that, described pen core retaining core pipe (3) two ends prop up respectively defining flange (19), nut (4) lower end, pen core retaining core pipe outer wall is provided with spacing block set (20), and pen core retaining core pipe is fixed in penholder (8) inner chamber by spacing block set.
4. a kind of propelling pencil that improves pen core utilization rate according to claim 1, is characterized in that, described pen plug (10) is arranged on (15) port that holds a writing brush or pen-write, and is connected to and is held a writing brush or pen-write in inner chamber by the annular stop projection (9) arranging on the inwall that holds a writing brush or pen-write.
5. a kind of propelling pencil that improves pen core utilization rate according to claim 1, is characterized in that, the length of described push rod (5) is more than or equal to the length of pen core (1).
6. a kind of propelling pencil that improves pen core utilization rate according to claim 1, it is characterized in that, the diameter of described push rod threaded post (11) is less than rotation and leads the internal diameter of pillar (6) and pen core retaining core pipe (3), and is less than or equal to the diameter of pen core (1).
7. a kind of propelling pencil that improves pen core utilization rate according to claim 1, is characterized in that, described penholder (8) cross section is quadrangle, hexagon or circle.
8. a kind of propelling pencil that improves pen core utilization rate according to claim 1, is characterized in that, described pen core (1) is cylindrical, and pen core diameter is 0.3-20mm.
9. a kind of propelling pencil that improves pen core utilization rate according to claim 1, is characterized in that, described pen cap (7) inwall minimum diameter place is provided with sandwich mouth.
10. a kind of propelling pencil that improves pen core utilization rate according to claim 1, is characterized in that, the spacing of the upper adjacent thread of described threaded post (11) is 2-10mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420414381.3U CN203995251U (en) | 2014-07-25 | 2014-07-25 | A kind of propelling pencil that improves pen core utilization rate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420414381.3U CN203995251U (en) | 2014-07-25 | 2014-07-25 | A kind of propelling pencil that improves pen core utilization rate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203995251U true CN203995251U (en) | 2014-12-10 |
Family
ID=52035307
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420414381.3U Expired - Fee Related CN203995251U (en) | 2014-07-25 | 2014-07-25 | A kind of propelling pencil that improves pen core utilization rate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203995251U (en) |
-
2014
- 2014-07-25 CN CN201420414381.3U patent/CN203995251U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141210 Termination date: 20210725 |