CN204196487U - A kind of needle-tube pen-point - Google Patents
A kind of needle-tube pen-point Download PDFInfo
- Publication number
- CN204196487U CN204196487U CN201420613442.9U CN201420613442U CN204196487U CN 204196487 U CN204196487 U CN 204196487U CN 201420613442 U CN201420613442 U CN 201420613442U CN 204196487 U CN204196487 U CN 204196487U
- Authority
- CN
- China
- Prior art keywords
- steel ball
- head
- needle
- neck
- tube pen
- 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
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Abstract
The utility model discloses a kind of needle-tube pen-point; It comprises needle tubing and steel ball, one end of needle tubing is provided with head, head envelope steel ball and the upper surface of steel ball expose the upper surface of head, the height that the upper surface of steel ball exposes the upper surface of head is 0.1 ~ 0.2mm, steel ball coordinates with head movement, head is provided with neck, and steel ball is positioned at the top of neck, and the minimum diameter of neck is 0.15 ~ 0.2mm; The activity of head and steel ball coordinates, and the height that the upper surface of steel ball exposes the upper surface of head is 0.1 ~ 0.2mm, makes fluent writing, the minimum diameter of neck is 0.15 ~ 0.2mm, can prevent ink from oozing out pollution file in a large number, the utility model structure is simple, fluent writing.
Description
Technical field
The utility model relates to writing tool technology field, particularly relates to a kind of needle-tube pen-point.
Background technology
At present, ball pen popular on market is generally oiliness ball pen, ball pen is the writing implement utilizing steel ball scrolling bands to go out writing medium, its writing medium be oiliness be called oiliness ball pen, its writing medium be water-based be called aqueous ballpoint pen, the viscosity of its writing medium is called gel ink pen between water-based and oiliness.Common oiliness ball pen of the prior art, it is uncomfortable to write feel, ink often occurs and flows out fault in heaps, and the critical component manufacturing ball pen is nib, needs to improve for nib.
Utility model content
The purpose of this utility model is to provide a kind of needle-tube pen-point, and its structure is simple, fluent writing.
For reaching this object, the utility model by the following technical solutions:
A kind of needle-tube pen-point, comprise needle tubing and steel ball, one end of needle tubing is provided with head, head envelope steel ball and the upper surface of steel ball expose the upper surface of head, the height that the upper surface of steel ball exposes the upper surface of head is 0.1 ~ 0.2mm, and steel ball coordinates with head movement, and head is provided with neck, steel ball is positioned at the top of neck, and the minimum diameter of neck is 0.15 ~ 0.2mm.
Wherein, the madial wall of head is provided with several guiding gutters, and several guiding gutters are uniformly distributed ringwise, and the cross section of guiding gutter is semicircle.
Wherein, the lateral wall of head is tapered.
Wherein, the height that the upper surface of steel ball exposes the upper surface of head is 0.155mm, and the minimum diameter of neck is 0.18mm.
Wherein, the diameter of steel ball is 0.3 ~ 0.8mm.
Wherein, the diameter of steel ball is 0.4mm.
Wherein, the diameter of steel ball is 0.5mm.
Wherein, the diameter of steel ball is 0.7mm.
Wherein, the length of needle tubing is 5 ~ 7.5mm.
Wherein, the internal diameter of needle tubing is 0.8mm.
The beneficial effects of the utility model: a kind of needle-tube pen-point, comprise needle tubing and steel ball, one end of needle tubing is provided with head, head envelope steel ball and the upper surface of steel ball expose the upper surface of head, the height that the upper surface of steel ball exposes the upper surface of head is 0.1 ~ 0.2mm, and steel ball coordinates with head movement, and head is provided with neck, steel ball is positioned at the top of neck, and the minimum diameter of neck is 0.15 ~ 0.2mm.The activity of head and steel ball coordinates, and the height that the upper surface of steel ball exposes the upper surface of head is 0.1 ~ 0.2mm, makes fluent writing, the minimum diameter of neck is 0.15 ~ 0.2mm, can prevent ink from oozing out pollution file in a large number, the utility model structure is simple, fluent writing.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Reference numeral is as follows:
1-needle tubing; 11-head; 111-neck; 2-steel ball
Detailed description of the invention
The technical solution of the utility model is further illustrated by specific embodiment below in conjunction with Fig. 1.
A kind of needle-tube pen-point, comprise needle tubing 1 and steel ball 2, one end of needle tubing 1 is provided with head 11, head 11 envelope steel ball 2 and the upper surface of steel ball 2 expose the upper surface of head 11, the height that the upper surface of steel ball 2 exposes the upper surface of head 11 is 0.1 ~ 0.2mm, and steel ball 2 coordinates with head 11 activity, and head 11 is provided with neck 111, steel ball 2 is positioned at the top of neck 111, and the minimum diameter of neck 111 is 0.15 ~ 0.2mm.The activity of head 11 and steel ball 2 coordinates, and the height that the upper surface of steel ball 2 exposes the upper surface of head 11 is 0.1 ~ 0.2mm, makes fluent writing, the minimum diameter of neck 111 is 0.15 ~ 0.2mm, can prevent ink from oozing out pollution file in a large number, the utility model structure is simple, fluent writing.
In the present embodiment, the madial wall of head 11 is provided with several guiding gutters, and several guiding gutters are uniformly distributed ringwise, and the cross section of guiding gutter is semicircle.Guiding gutter be arranged so that the ink in needle tubing 1 more easily flows out, write more smooth.Preferably, the cross section of guiding gutter is semicircle, and in other embodiments, the cross section of guiding gutter also can select arc or other shapes.
In the present embodiment, the lateral wall of head 11 is tapered, and namely in the section shown in Fig. 1, the lateral wall of head 11 and the axis of needle tubing 1 are at an angle.Preferably, in the section shown in Fig. 1, extended line and the steel ball 2 of the lateral wall of head 11 are tangent, when this is arranged so that nib tilts to use, also can fluent writing, and the different user demands of user can be met.
Preferably, the height that the upper surface of steel ball 2 exposes the upper surface of head 11 is 0.155mm, and the minimum diameter of neck 111 is 0.18mm.In other embodiments, according to the diameter of steel ball 2, the height that the upper surface of steel ball 2 exposes the upper surface of head 11 can also select the arbitrary numerical value in 0.1 ~ 0.2mm, and the minimum diameter of neck 111 can also select the arbitrary numerical value in 0.15 ~ 0.2mm.
In the utility model, the length of needle tubing 1 is 5 ~ 7.5mm.Preferably, the length of needle tubing 1 is 6.47mm, and in other embodiments, according to different dimensional requirements, the length of needle tubing 1 can also select the arbitrary numerical value in 5 ~ 7.5mm.
In the utility model, the diameter of steel ball 2 is 0.3 ~ 0.8mm.Preferably, the diameter of steel ball 2 is 0.4mm, 0.5mm, 0.7mm, and in other embodiments, according to different dimensional requirements, the diameter of steel ball 2 can also select the arbitrary numerical value in 0.3 ~ 0.8mm.
In the present embodiment, the internal diameter of needle tubing 1 is 0.8mm.Preferably, the external diameter of needle tubing 1 can be selected as required.
Needle tubing 1 of the present utility model adopts stainless steel capillary raw material, steel ball 2 is embedded and closes up at the head 11 of needle tubing 1, prevent steel ball 2 from coming off, and adopt neck 111 to tighten to block steel ball 2, safe and reliable, ensure that and write comfortable feel, the lines flow smoothly, the long service life of stainless steel needle tubing 1, saves raw material.
Above content is only preferred embodiment of the present utility model, for those of ordinary skill in the art, according to thought of the present utility model, all will change in specific embodiments and applications, this description should not be construed as restriction of the present utility model.
Claims (10)
1. a needle-tube pen-point, comprise needle tubing (1) and steel ball (2), it is characterized in that, one end of described needle tubing (1) is provided with head (11), steel ball (2) described in described head (11) envelope and the upper surface of described steel ball (2) expose the upper surface of described head (11), the height that the upper surface of described steel ball (2) exposes the upper surface of described head (11) is 0.1 ~ 0.2mm, described steel ball (2) coordinates with described head (11) activity, described head (11) is provided with neck (111), described steel ball (2) is positioned at the top of described neck (111), the minimum diameter of described neck (111) is 0.15 ~ 0.2mm.
2. a kind of needle-tube pen-point according to claim 1, is characterized in that, the madial wall of described head (11) is provided with several guiding gutters, and described in several, guiding gutter is uniformly distributed ringwise, and the cross section of described guiding gutter is semicircle.
3. a kind of needle-tube pen-point according to claim 1, is characterized in that, the lateral wall of described head (11) is tapered.
4. a kind of needle-tube pen-point according to claim 1, it is characterized in that, the height that the upper surface of described steel ball (2) exposes the upper surface of described head (11) is 0.155mm, and the minimum diameter of described neck (111) is 0.18mm.
5. a kind of needle-tube pen-point according to claim 1, is characterized in that, the diameter of described steel ball (2) is 0.3 ~ 0.8mm.
6. a kind of needle-tube pen-point according to claim 5, is characterized in that, the diameter of described steel ball (2) is 0.4mm.
7. a kind of needle-tube pen-point according to claim 5, is characterized in that, the diameter of described steel ball (2) is 0.5mm.
8. a kind of needle-tube pen-point according to claim 5, is characterized in that, the diameter of described steel ball (2) is 0.7mm.
9. a kind of needle-tube pen-point according to claim 1, is characterized in that, the length of described needle tubing (1) is 5 ~ 7.5mm.
10. a kind of needle-tube pen-point according to claim 1, is characterized in that, the internal diameter of described needle tubing (1) is 0.8mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420613442.9U CN204196487U (en) | 2014-10-22 | 2014-10-22 | A kind of needle-tube pen-point |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420613442.9U CN204196487U (en) | 2014-10-22 | 2014-10-22 | A kind of needle-tube pen-point |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204196487U true CN204196487U (en) | 2015-03-11 |
Family
ID=52654482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420613442.9U Expired - Fee Related CN204196487U (en) | 2014-10-22 | 2014-10-22 | A kind of needle-tube pen-point |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204196487U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104309359A (en) * | 2014-10-22 | 2015-01-28 | 意瑞纳米科技(昆山)有限公司 | Needle tube pen point |
| CN105751743A (en) * | 2016-05-12 | 2016-07-13 | 冯文达 | Elastic full-needle-tube ball pen head |
-
2014
- 2014-10-22 CN CN201420613442.9U patent/CN204196487U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104309359A (en) * | 2014-10-22 | 2015-01-28 | 意瑞纳米科技(昆山)有限公司 | Needle tube pen point |
| CN105751743A (en) * | 2016-05-12 | 2016-07-13 | 冯文达 | Elastic full-needle-tube ball pen head |
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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 |
Granted publication date: 20150311 Termination date: 20211022 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |