CN204749597U - Prevent anti -pollution semi -automatic pen that flows backwards - Google Patents
Prevent anti -pollution semi -automatic pen that flows backwards Download PDFInfo
- Publication number
- CN204749597U CN204749597U CN201520527906.9U CN201520527906U CN204749597U CN 204749597 U CN204749597 U CN 204749597U CN 201520527906 U CN201520527906 U CN 201520527906U CN 204749597 U CN204749597 U CN 204749597U
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- China
- Prior art keywords
- pen
- shaft
- writing brush
- shell
- sealing
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Abstract
The utility model provides a prevent anti -pollution semi -automatic pen that flows backwards, include a shell and the refill that is located a shell, the refill includes the nib and the shaft of a writing brush, and shaft of a writing brush end is equipped with the sealing plug of silica gel material, and the sealing plug is the boss form the portion that fills in that inserts in the shaft of a writing brush is the cake form with dew at the outside afterbody of the shaft of a writing brush, afterbody, and the afterbody diameter is the same with the external diameter of the shaft of a writing brush, and the sealing plug center is equipped with air supply channel, is equipped with a plurality of arch in the air supply channel, and the arch can be with the air supply channel shutoff under the normality, and a shell roof portion is equipped with the tonifying qi needle near the one end of sealing plug. The utility model discloses having semiautomatic plant and sealing device, utilizing sealing device good with the refill inner sealing, prevent that pen and ink from receiving the whereabouts that the gravity influence results in, flowing out from the refill in the automatic whereabouts of having avoided printing ink to receive the gravity factor, has avoided polluting a shell and pen container, excellent in use effect to be equipped with air supplement unit, effectively avoided long -time use to lead to the fact the production of the unable play printing ink phenomenon in the inside vacuum of refill.
Description
Technical field
The utility model relates to study article apparatus field, particularly relates to a kind of gel ink pen, specifically refers to the antipollution semiautomatic pen of a kind of anti-backflow.
Background technology
As everyone knows, gel ink pen replaces pen, ball pen substantially, its result of use is good, fluent writing, more and more liked by people and use, but the ubiquitous problem of existing gel ink pen is, do not use for a long time, seal head must be adopted nose shutoff, and keep nib to place down, otherwise the ink in pen core can flow backwards along pen core, light then flow in Bick, heavy then to flow into pen container inner, even pollute other pens, when user does not have attention be, whole hand can be stained with, bring very large inconvenience to user.
So, nib since it is so can be kept down to place, but the cap for brush of a lot of pen is all be arranged on written one end, easily cause the cap for brush to drop in pen container if nib placed down, the cap for brush of taking separately is again a troublesome thing.
Summary of the invention
The technical problems to be solved in the utility model is for the weak point existing for prior art, there is provided a kind of anti-backflow antipollution semiautomatic pen, this pen arranges semiautomatic plant and sealing device, utilize sealing device that pen core inner sealing is good, the whereabouts effectively preventing from pen and ink to be subject to gravity effect causing, effectively prevent the automatic whereabouts that ink is subject to gravity factor to flow out from pen core, avoid and pollute a shell and pen container, result of use is good, and be provided with making-up air device, effectively prevent long-time use and cause pen core inner vacuum cannot go out the generation of ink phenomenon.
Technical solution of the present utility model is, there is provided following a kind of anti-backflow antipollution semiautomatic pen, comprise a shell and the pen core being positioned at a shell, described pen core comprises nib and the shaft of a writing brush, described shaft of a writing brush end is provided with the sealing-plug of silica gel material, described sealing-plug is boss-shaped, comprise the portion that fills in inserted in the shaft of a writing brush and the afterbody being exposed at shaft of a writing brush outside, described afterbody is round pie, and tail diameter is identical with the external diameter of the shaft of a writing brush, described sealing-plug center is provided with air supply passage, several are provided with protruding in described air supply passage, normality lower convexity can by air supply passage shutoff.
As preferably, described shell top is provided with tonifying Qi pin near one end of sealing-plug, the stainless steel tube of described tonifying Qi pin to be diameter be 0.3 ~ 0.5mm.Adopt the technical program, the similar syringe needle with drop of described tonifying Qi pin, adopt stainless steel to make, tube wall is hard material, and intensity is high, can play a supporting role, and has good air circulation.
As preferably, described tonifying Qi pin top is connected to briquetting, and described briquetting top is connected to press section.Adopt the technical program, for transmission, structure is simple, easy to use, and for the thinner tonifying Qi pin of fixed diameter.
As preferably, described press section is connected with a shell by guide rail, and described press section and guide rail connecting portion are provided with slide block.Adopt the technical program, for moving up and down of press section provides running orbit accurately, structure is simple, easy to use.
As preferably, described is provided with back-moving spring between shell and press section.Adopt the technical program, facilitate tonifying Qi pin from sealing-plug out, and keep pen core inside to be in sealing state, effectively prevent the refluence of ink in pen core.
As preferably, described tonifying Qi pin can be inserted by moving back and forth of press section and extract in the air supply passage of sealing-plug, and described tonifying Qi pin middle and upper part is provided with tonifying Qi hole.Adopt the technical program, regularly carry out replenish air in pen core, avoid because Long-Time Service causes inner vacuum, ink falls difficult, causes nib not go out the generation of ink phenomenon.
Adopt the beneficial effect of the technical program: this pen arranges semiautomatic plant and sealing device, utilize sealing device that pen core inner sealing is good, the whereabouts effectively preventing from pen and ink to be subject to gravity effect causing, effectively prevent the automatic whereabouts that ink is subject to gravity factor to flow out from pen core, avoid and pollute a shell and pen container, result of use is good, and is provided with making-up air device, effectively prevent long-time use and causes pen core inner vacuum cannot go out the generation of ink phenomenon.
Accompanying drawing explanation
Fig. 1 is the structural representation of pen core.
Fig. 2 is the structural representation of seal cover in Fig. 1.
Fig. 3 is that pen core is arranged on structural representation in a shell.
Fig. 4 is the top view of Fig. 3.
Shown in figure: 1 a, shell, 2, pen core, 3, nib, 4, the shaft of a writing brush, 5, sealing-plug, 6, fill in portion, 7, afterbody, 8, air supply passage, 9, protruding, 10, tonifying Qi pin, 11, briquetting, 12, press section, 13, guide rail, 14, slide block, 15, back-moving spring, 16, tonifying Qi hole.
Detailed description of the invention
For ease of illustrating, below in conjunction with accompanying drawing, the antipollution semiautomatic pen of the anti-backflow of utility model is elaborated.
As shown in Figure 1 to Figure 4, the antipollution semiautomatic pen of a kind of anti-backflow, comprise a shell 1 and the pen core 2 being positioned at a shell 1, described pen core 2 comprises nib 3 and the shaft of a writing brush 4, the described shaft of a writing brush 4 end is provided with the sealing-plug 5 of silica gel material, described sealing-plug 5 is boss-shaped, comprise the portion that fills in 6 inserted in the shaft of a writing brush 4 and the afterbody 7 being exposed at the shaft of a writing brush 4 outside, described afterbody 7 is round pie, and afterbody 7 diameter is identical with the external diameter of the shaft of a writing brush 4, described sealing-plug 5 center is provided with air supply passage 8, several projections 9 are provided with in described air supply passage 8, normality lower convexity 9 can by air supply passage 8 shutoff, described shell 1 top is provided with tonifying Qi pin 10 near one end of sealing-plug 5, described tonifying Qi pin 10 for diameter be the stainless steel tube of 0.3 ~ 0.5mm, described tonifying Qi pin 10 top is connected to briquetting 11, and described briquetting 11 top is connected to press section 12, and described press section 12 outer surface is provided with depressed part, and described depressed part is provided with anti-slip tank, described press section 12 is connected with a shell 1 by guide rail 13, and described press section 12 is provided with slide block 14 with guide rail 13 connecting portion, back-moving spring 15 is provided with between described shell 1 and press section 12, described tonifying Qi pin 10 can be inserted by moving back and forth of press section 12 and extract in the air supply passage 8 of sealing-plug 5, and described tonifying Qi pin 10 middle and upper part is provided with tonifying Qi hole 16.
This pen arranges semiautomatic plant and sealing device, utilize sealing device that pen core inner sealing is good, the whereabouts effectively preventing from pen and ink to be subject to gravity effect causing, effectively prevent the automatic whereabouts that ink is subject to gravity factor to flow out from pen core, avoid and pollute a shell and pen container, result of use is good, and is provided with making-up air device, effectively prevent long-time use and causes pen core inner vacuum cannot go out the generation of ink phenomenon.
In the above-described embodiments, preferred forms of the present utility model is described, obviously, under inventive concept of the present utility model, still can make a lot of change.At this, should illustrate, any change made under inventive concept of the present utility model all will fall in protection domain of the present utility model.
Claims (6)
1. the antipollution semiautomatic pen of anti-backflow, comprise a shell (1) and be positioned at the pen core (2) of a shell (1), it is characterized in that: described pen core (2) comprises nib (3) and the shaft of a writing brush (4), the described shaft of a writing brush (4) end is provided with the sealing-plug (5) of silica gel material, described sealing-plug (5) is boss-shaped, comprise the portion that fills in (6) inserted in the shaft of a writing brush (4) and the afterbody (7) being exposed at the shaft of a writing brush (4) outside, described afterbody (7) is round pie, and afterbody (7) diameter is identical with the external diameter of the shaft of a writing brush (4), described sealing-plug (5) center is provided with air supply passage (8), several projections (9) are provided with in described air supply passage (8), normality lower convexity (9) can by air supply passage (8) shutoff.
2. the antipollution semiautomatic pen of anti-backflow according to claim 1, is characterized in that: described shell (1) top is provided with tonifying Qi pin (10) near one end of sealing-plug (5), described tonifying Qi pin (10) for diameter be the stainless steel tube of 0.3 ~ 0.5mm.
3. the antipollution semiautomatic pen of anti-backflow according to claim 2, is characterized in that: described tonifying Qi pin (10) top is connected to briquetting (11), and described briquetting (11) top is connected to press section (12).
4. the antipollution semiautomatic pen of anti-backflow according to claim 3, is characterized in that: described press section (12) are connected with a shell (1) by guide rail (13), and described press section (12) and guide rail (13) connecting portion are provided with slide block (14).
5. the antipollution semiautomatic pen of anti-backflow according to claim 4, is characterized in that: be provided with back-moving spring (15) between described shell (1) and press section (12).
6. the antipollution semiautomatic pen of anti-backflow according to claim 5, it is characterized in that: described tonifying Qi pin (10) can be inserted by moving back and forth of press section (12) and extract in the air supply passage of sealing-plug (5) (8), and described tonifying Qi pin (10) middle and upper part is provided with tonifying Qi hole (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520527906.9U CN204749597U (en) | 2015-07-21 | 2015-07-21 | Prevent anti -pollution semi -automatic pen that flows backwards |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520527906.9U CN204749597U (en) | 2015-07-21 | 2015-07-21 | Prevent anti -pollution semi -automatic pen that flows backwards |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204749597U true CN204749597U (en) | 2015-11-11 |
Family
ID=54464346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520527906.9U Expired - Fee Related CN204749597U (en) | 2015-07-21 | 2015-07-21 | Prevent anti -pollution semi -automatic pen that flows backwards |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204749597U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112721495A (en) * | 2021-01-20 | 2021-04-30 | 成都理工大学 | Novel disposable environmental protection refill |
| CN116278460A (en) * | 2023-04-12 | 2023-06-23 | 得力集团有限公司 | Gel ink pen capable of preventing ink leakage |
-
2015
- 2015-07-21 CN CN201520527906.9U patent/CN204749597U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112721495A (en) * | 2021-01-20 | 2021-04-30 | 成都理工大学 | Novel disposable environmental protection refill |
| CN112721495B (en) * | 2021-01-20 | 2024-04-16 | 成都理工大学 | Novel disposable environment-friendly pen refill |
| CN116278460A (en) * | 2023-04-12 | 2023-06-23 | 得力集团有限公司 | Gel ink pen capable of preventing ink leakage |
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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: 20151111 Termination date: 20160721 |