CN202965628U - Pen with cartridge capable of writing in an up-right and extending mode and retracting in an upside-down mode - Google Patents
Pen with cartridge capable of writing in an up-right and extending mode and retracting in an upside-down mode Download PDFInfo
- Publication number
- CN202965628U CN202965628U CN 201220688877 CN201220688877U CN202965628U CN 202965628 U CN202965628 U CN 202965628U CN 201220688877 CN201220688877 CN 201220688877 CN 201220688877 U CN201220688877 U CN 201220688877U CN 202965628 U CN202965628 U CN 202965628U
- Authority
- CN
- China
- Prior art keywords
- cartridge
- pen
- pen core
- shaped cavity
- inner bottom
- Prior art date
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Pens And Brushes (AREA)
Abstract
The utility model discloses a pen with a cartridge capable of writing in an up-right and extending mode and retracting in an upside-down mode. The pen with the cartridge capable of writing in an up-right and extending mode and retracting in an upside-down mode comprises a penholder, a cartridge and a tip cover. A sleeve is arranged inside the penholder, and a step-shaped cavity is internally arranged inside the sleeve, wherein the outlet portion of the step-shaped cavity is larger than the inner bottom of the step-shaped cavity, the cartridge is arranged inside the step-shaped cavity, and a guide tube is arranged between the cartridge and the step-shaped cavity. The outer diameter of the cartridge is smaller than the inner diameter of a small inner bottom cavity in the step-shaped cavity, but the inner diameter of the guide tube is smaller than that of the small inner bottom cavity in the step-shaped cavity. When being used for writing, the pen is in an up-right and slightly inclined state, the tail end of the cartridge leaves the small inner bottom cavity of the step-shaped cavity, the integral axis of the cartridge is deviated from the axis of the whole step-shaped cavity, the tail end of the cartridge is lean against a step of the step-shaped cavity, the cartridge can not retract, and the pen can finish writing normally. When the cartridge is in an upside-down state, the guide tube is abutted against steps of the step-shaped cavity, the cartridge is guided into the small inner bottom cavity of the step-shaped cavity under the action of the guide tube, the cartridge retracts, and normal retracting can be finished.
Description
Technical field
The utility model relates to the pen technology field, says that more specifically upright the stretching out of a kind of pen core writing the pen that the retraction that stands upside down is regained.
Background technology
Pen, be indispensable stationery in the middle of our daily life, put down in writing in the patent ZL201020289925.X that the structure of conventional pen such as the applicant apply in the early time, comprise sharp cover, penholder and pen core, point overlaps and is located at the top of penholder, and pen core is located at and is stretched out in the point cover in penholder.
A structure of prior art is all more traditional, without any new meaning, if purely be particular about practicality, it is more suitable, yet so class crowd is arranged on market, and they prefer to have the pen of new meaning structure, can satisfy in writing so again and write needs, also can satisfy curiosity.
The utility model content
The purpose of this utility model is to overcome the defects of prior art, and upright the stretching out of the pen core of provide a kind of novel structure, easily make, entertaining is pure write the pen that the retraction that stands upside down is regained.
In order to reach above purpose, the utility model is achieved through the following technical solutions: upright the stretching out of a kind of pen core write the pen that the retraction that stands upside down is regained, comprise penholder, pen core and point cover, it is characterized in that, be provided with a sleeve in described penholder, described sleeve is built-in with a little stepped cavity of the large inner bottom part of export department, and described pen core is placed in described stepped cavity, is provided with guide pipe between described pen core and described stepped cavity; The external diameter of described pen core is less than the internal diameter of inner bottom part loculus in described stepped cavity, and the external diameter of described guide pipe is greater than the internal diameter of inner bottom part loculus in described stepped cavity, but the internal diameter of guide pipe is less than the internal diameter of inner bottom part loculus in described stepped cavity; The length of described guide pipe is less than the degree of depth in the large chamber of described stepped cavity middle outlet section.
Under the upright state that slightly tilts of the utility model pen when writing, pen core and guide pipe because Action of Gravity Field down to point cover section, outside the free cover full to the brim of pen core head, this moment is because guide pipe is shorter, so without guide effect, the pen core tail end leaves the inner bottom part loculus of stepped cavity, the pen core bearing heart departs from whole stepped cavity axle center, the pen core tail end leans against on the step of stepped cavity, therefore makes pen core not bounce back, and can complete normally and write.
The utility model is under handstand state, pen core and guide pipe because Action of Gravity Field down to the stepped cavity rear end, this moment, guide pipe leaned on the step of stepped cavity, pen core imports the inner bottom part loculus of stepped cavity under the effect of guide pipe, the bearing heart is got back on whole stepped cavity axle center, make the pen core retraction, can complete normal withdrawal.
As preferably, the tail end of described pen core is provided with a counterweight.
The utility model is set up a counterweight at the pen core tail end, and Main Function is to write uprightly when slightly tilting when pen, effectively makes the pen core bearing heart depart from whole stepped cavity axle center, completes smoothly above-mentioned principle.
As preferably, the tail end of sleeve is provided with a spiracle.
When if the inner air density ratio is larger sometimes, pen core easily bounces back or does not stretch out because of the effect of external pressure, and therefore the existence of spiracle has been arranged, and can eliminate this outside unfavorable factor.
Beneficial effect: under the upright state that slightly tilts of the utility model pen when writing, the pen core tail end leaves the inner bottom part loculus of stepped cavity, and the pen core bearing heart departs from whole stepped cavity axle center, and the pen core tail end leans against on the step of stepped cavity, therefore make pen core not bounce back, can complete normally and write.The utility model is under handstand state, and guide pipe leans on the step of stepped cavity, and pen core imports the inner bottom part loculus of stepped cavity under the effect of guide pipe, and the bearing heart is got back on whole stepped cavity axle center, makes the pen core retraction, can complete normal withdrawal.
Description of drawings
Fig. 1 is that upright the stretching out of the utility model write the status architecture schematic diagram;
Fig. 2 is the utility model handstand retraction retracted state structural representation.
In figure: 1-penholder, 2-point cover, 3-pen core, 4-sleeve, 5-stepped cavity, 6-guide pipe, 7-counterweight, 8-spiracle.
The specific embodiment
Be easy to understand understanding in order to make technological means of the present utility model, creation characteristic and to reach purpose, further set forth the utility model below in conjunction with specific embodiment.
Embodiment: as shown in Figure 1, upright the stretching out of a kind of pen core write the pen that the retraction that stands upside down is regained, comprise penholder 1, pen core 3 and point cover 2, be provided with a sleeve 4 in penholder 1, sleeve 4 is built-in with a little stepped cavity 5 of the large inner bottom part of export department, pen core 3 is placed in stepped cavity 5, is provided with guide pipe 6 between pen core 3 and stepped cavity 5; The external diameter of pen core 3 is less than the internal diameter of inner bottom part loculus in stepped cavity 5, and the external diameter of guide pipe 6 is greater than the internal diameter of inner bottom part loculus in stepped cavity 5, but the internal diameter of guide pipe 6 is less than the internal diameter of inner bottom part loculus in stepped cavity 5; The length of guide pipe 6 is less than the degree of depth in the stepped cavity 5 large chambeies of middle outlet section.The tail end of pen core 3 is provided with a counterweight 7.The tail end of sleeve 4 is provided with a spiracle 8.
Practical: under the upright state that slightly tilts of the utility model pen when writing, pen core and guide pipe because Action of Gravity Field down to point cover section, outside the free cover full to the brim of pen core head, this moment is because guide pipe is shorter, so without guide effect, the pen core tail end leaves the inner bottom part loculus of stepped cavity, the pen core bearing heart departs from whole stepped cavity axle center, the pen core tail end leans against on the step of stepped cavity, therefore makes pen core not bounce back, and can complete normally and write.
The utility model is under handstand state, pen core and guide pipe because Action of Gravity Field down to the stepped cavity rear end, this moment, guide pipe leaned on the step of stepped cavity, pen core imports the inner bottom part loculus of stepped cavity under the effect of guide pipe, the bearing heart is got back on whole stepped cavity axle center, make the pen core retraction, can complete normal withdrawal.
Above demonstration and described basic principle of the present utility model, principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; that describes in above-described embodiment and specification just illustrates principle of the present utility model; the utility model also has various changes and modifications under the prerequisite that does not break away from the utility model spirit and scope, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (3)
1. upright the stretching out of pen core write the pen that the retraction that stands upside down is regained, comprise penholder, pen core and point cover, it is characterized in that, be provided with a sleeve in described penholder, described sleeve is built-in with a little stepped cavity of the large inner bottom part of export department, described pen core is placed in described stepped cavity, is provided with guide pipe between described pen core and described stepped cavity; The external diameter of described pen core is less than the internal diameter of inner bottom part loculus in described stepped cavity, and the external diameter of described guide pipe is greater than the internal diameter of inner bottom part loculus in described stepped cavity, but the internal diameter of guide pipe is less than the internal diameter of inner bottom part loculus in described stepped cavity; The length of described guide pipe is less than the degree of depth in the large chamber of described stepped cavity middle outlet section.
2. upright the stretching out of pen core according to claim 1 write the pen that the retraction that stands upside down is regained, and it is characterized in that, the tail end of described pen core is provided with a counterweight.
3. upright the stretching out of pen core according to claim 1 and 2 write the pen that the retraction that stands upside down is regained, and it is characterized in that, the tail end of sleeve is provided with a spiracle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220688877 CN202965628U (en) | 2012-12-14 | 2012-12-14 | Pen with cartridge capable of writing in an up-right and extending mode and retracting in an upside-down mode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220688877 CN202965628U (en) | 2012-12-14 | 2012-12-14 | Pen with cartridge capable of writing in an up-right and extending mode and retracting in an upside-down mode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202965628U true CN202965628U (en) | 2013-06-05 |
Family
ID=48506748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220688877 Expired - Fee Related CN202965628U (en) | 2012-12-14 | 2012-12-14 | Pen with cartridge capable of writing in an up-right and extending mode and retracting in an upside-down mode |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202965628U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104275966A (en) * | 2014-01-30 | 2015-01-14 | 周霞 | Pen |
-
2012
- 2012-12-14 CN CN 201220688877 patent/CN202965628U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104275966A (en) * | 2014-01-30 | 2015-01-14 | 周霞 | Pen |
| CN104275966B (en) * | 2014-01-30 | 2016-05-11 | 宁波市鄞州乐可机电科技有限公司 | Pen |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201970638U (en) | Anti-falling pen | |
| CN202965628U (en) | Pen with cartridge capable of writing in an up-right and extending mode and retracting in an upside-down mode | |
| CN205022217U (en) | Ball -point pen | |
| CN201566286U (en) | Writing pen with slideable pen cap | |
| CN208493247U (en) | A kind of novel dragon dance silk ball | |
| CN203157479U (en) | Pen provided with hourglass on penholder | |
| CN203019867U (en) | Gravity induction writing component | |
| CN201172326Y (en) | Multi-head colored ball-point pen | |
| CN201659778U (en) | Airtight retractable paintbrush capable of preventing paintbrush head from becoming dry | |
| CN203019868U (en) | Gravity induction pen | |
| CN201833703U (en) | Mechanical pencil | |
| CN202669291U (en) | Writing pen | |
| CN202782300U (en) | Novel ink bag fountain pen | |
| CN203876418U (en) | Unique gel ink pen | |
| CN201058546Y (en) | Brush pen casing | |
| CN202826824U (en) | Cap-free pen | |
| CN203818813U (en) | Safe pen capable of avoiding being opened by children | |
| CN202911363U (en) | Ball pen | |
| CN203014908U (en) | Dual-purpose phone pen | |
| CN201128307Y (en) | External suction ink pen | |
| CN202782293U (en) | Novel ink bag fountain pen | |
| CN201371644Y (en) | Novel pen | |
| CN202641119U (en) | Ball-point pen with sound recording function | |
| CN202753636U (en) | Double-end ballpoint pen | |
| CN202053750U (en) | Pen with candy |
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: 20130605 Termination date: 20201214 |