CN201097353Y

CN201097353Y - A handwriting pen

Info

Publication number: CN201097353Y
Application number: CNU2007201767571U2007201767571U
Authority: CN
Inventors: 曹忠兵; 李承志
Original assignee: Individual
Current assignee: Kunshan Kejialong Mould Co Ltd
Priority date: 2007-10-10
Filing date: 2007-10-10
Publication date: 2008-08-06
Anticipated expiration: 2017-10-10
Also published as: TWM349524U

Abstract

The utility model relates to a handwriting pen which comprises a body composed of a pen tube and a pen rod; a movable pen rod is arranged in the pen tube; a pen cap is arranged on one end of the body; a pen head is arranged on the other end of the body; a slide sleeve which is in slide match with the inner wall of the pen tube is arranged on the lower end of the pen rod; a retaining ring matched with the slide sleeve is arranged on the upper end of the inner part of the pen tube. Because the sleeve structure that the outer diameter is bigger than the inner diameter of the pen tube or equal to the inner diameter of the pen tube is adopted; meanwhile, the sleeve is made of elastic material selectively, the noise is avoided during the pulling and pushing processes of the pen rod of the handwriting pen; pleasant damping qualitative sense is obtained and the service life of the product is prolonged; thereby, the parts of the top products such as a mobile phone, a PDA or a palmtop computer have the same top using sense and quality as the complete products.

Description

A kind of writing pencil

Technical field

The utility model relates to a kind of writing pencil, particularly relates to a kind of writing pencil mobile phone, PDA or palm PC, that penholder can pull out and advance in the pen container that is applied to.

Background technology

Current a lot of writing pencil all is taken as input or control device and is applied in the middle of the high-tech products such as mobile phone, PDA or palm PC, and update along with development of science and technology progress and products at different levels, the machine volume and the size of a lot of mobile phones, PDA or palm PC are all more and more littler, this also makes the length that is loaded on writing pencil wherein to reduce according to the specification of complete machine, so most writing pencils has all adopted telescopic penholder design.But, in numerous prior aries, what the structure majority of writing pencil adopted is the position limiting structure of shell fragment or compressing tablet formula, the major defect of this kind design is, when pulling out or advancing penholder, because of the inwall of metal pen container and spring leaf or compressing tablet produce intermetallic frictional noise, can make the user produce unhappy sensation, and, mobile phone, PDA or the palm PC etc. of utilization handwriting input mode all belong to high-end electronic product or business people's articles for use, so, the above-mentioned defective of writing pencil is improved the particularly necessity that more seems.

Meanwhile, intermetallic repeatedly reciprocating friction also can cause spring leaf or compressing tablet to produce a certain amount of loss, and then the pulling out of writing pencil, propulsion functions were lost efficacy, cause shorten the serviceable life of spacing member, had a strong impact on the use of writing pencil, even need the user to change.

The utility model content

Technical problem to be solved in the utility model is, overcome the defective of above-mentioned prior art and provide a kind of when pulling out and advance, do not have noise, wear-resistant, receive a mandate long and in use can be to the writing pencil of user with the damping texture of high-end product.

For achieving the above object, the utility model is taked following design proposal:

A kind of writing pencil of the present utility model, comprise body, described body comprises pen container and penholder, wherein pen container is generally metal material, can certainly coat the top layer of one deck cortex or other material for metal matter pen container outside, and pen container inside is provided with mobilizable penholder, end at described body is provided with the cap for brush, the other end is provided with nib, and the lower end of described penholder is provided with the sliding sleeve that can be slidingly matched with the inwall of pen container, is provided with and the suitable ring washer of described sliding sleeve in the upper end of described pen container inside.

Preferably, described sliding sleeve is made by resilient material.And, be can relative movable interference fit between described sliding sleeve and the described pen container.Further, described sliding sleeve is made by elastic caoutchouc.Described ring washer is also made by resilient material.

Preferably, also be provided with the cutting ferrule that is clasped mutually with described sliding sleeve on the described ring washer.

Preferably, the bottom of described pen container also is provided with cutting ferrule or the groove that is clasped mutually with described sliding sleeve.

Preferably, the lower end of described penholder is provided with the outshot of an external diameter greater than the penholder diameter, and described sliding sleeve can closely be embedded on this outshot.

The utility model has the advantages that: owing to adopted interference fit between pen container of the present utility model and the sliding sleeve, and preferably it is made by resilient material, so, make the penholder of writing pencil when pulling out or advancing, there is not noise, and had pleasant damping texture, and prolonged the serviceable life of product, thereby making that the parts of high-end products such as mobile phone, PDA or palm PC are also the same with complete machine has high-end use experience and a product quality.

Description of drawings

Fig. 1 is the writing pencil synoptic diagram of prior art;

Fig. 2 is the cut-open view of Fig. 1;

Fig. 3 is the skeleton view of A-A face among Fig. 2;

Fig. 4 is the enlarged drawing of B part among Fig. 2;

Fig. 5 is the enlarged drawing of Fig. 3;

Fig. 6 is the vertical view of prior art shell fragment;

Fig. 7 is the front view of prior art shell fragment;

Fig. 8 is the side view of prior art shell fragment;

Fig. 9 is a structural representation of the present utility model;

Figure 10 is a user mode synoptic diagram of the present utility model;

Figure 11 is the enlarged drawing of C part among Fig. 9;

Figure 12 is the enlarged drawing of D part among Fig. 9.

Embodiment

Referring to Fig. 1～Fig. 8, the writing pencil structure of prior art shown in it, comprise pen container 11, pen container 11 inside are provided with mobilizable penholder 12, be provided with one in the upper end of described penholder 12 and expose the cap for brush 13 on pen container 11 tops, be provided with nib 14 in the bottom of pen container 11, on penholder 12, be provided with a shell fragment 15, the structure of this shell fragment 15 such as Fig. 5, Fig. 6, Fig. 7 and shown in Figure 8, it is one to have the sheet metal structure of elastic bending face, make it produce elastic type by compression and become, and then make and produce friction force between the inwall of penholder 12 and pen container 11 and prevent any slip of penholder 12 this shell fragment 15.But, when pulling out or advancing penholder, inwall and the intermetallic frictional noise of shell fragment 15 generations because of metal pen container 11, can make the user produce unhappy sensation, simultaneously, intermetallic repeatedly reciprocating friction, also can cause shell fragment 15 to produce a certain amount of loss, and then the pulling out with propulsion functions of penholder 12 of writing pencil lost efficacy, have a strong impact on the use of writing pencil, even needed the user to change.

Referring to Fig. 9～Figure 12, wherein show the preferred embodiment of a kind of writing pencil of the utility model, comprise body 10, described body 10 comprises pen container 1 and penholder 2, wherein said pen container 1 is generally metal material, certainly, also can coat the top layer of one deck cortex or other material for metal matter pen container outside, and pen container 1 inside is provided with mobilizable penholder 2, this penholder 2 also is metal material usually, one end of described body 10 is provided with the cap for brush 3, the other end is provided with nib 4, and in the present embodiment, the upper end of described penholder 2 is provided with one and exposes the cap for brush 3 on pen container 1 top, this cap for brush 3 has the protruding part 100 that stretches out pen container 1 usually, and this protruding part 100 is with the insertion position-limiting action of penholder 2; Be provided with nib 4 in the bottom of pen container 1, preferably, the lower end of described penholder 2 is provided with the sliding sleeve 5 that can be slidingly matched with the inwall of pen container 1, this is slidingly matched to be generally and pulls out or the sliding action of progradation, certainly, also can be according to the design needs, and adopt the fit system of screw-on such as spiral; Be provided with the ring washer 6 suitable with described sliding sleeve 5 in the upper end of described pen container 1 inside.

Preferably, described sliding sleeve 5 is made by resilient material, be can relative movable interference fit between described sliding sleeve 5 and the described pen container 1, like this, in assembling process, adopt after industrial compression tools packs into penholder 2 in the pen container 1, just can between the inwall of the elastomeric sleeve 5 of penholder 2 and pen container 1, produce sliding-frictional resistance, and prevented any activity of penholder 2 in pen container 1, simultaneously preferably, described sliding sleeve 5 is made by elastic caoutchouc, like this, this elastomeric sleeve 5 has not just had the frictional noise between the metal when sliding, had the damping texture of high-end product simultaneously yet.

Preferably, described ring washer 6 also is the resilient material higher materials of skin-friction coefficient such as (as rubber), the effect one of this ring washer 6 is spacing, prevents that promptly penholder 2 is drawn out outside the pen container 1, and this can realize by the art methods such as top diameter of dwindling ring washer 6; The effect two of ring washer 6 is the location, promptly when penholder 2 is moved to the top of pen container 1, by between ring washer 6 and the sliding sleeve 5 greater than the friction force between pen container 1 inwall and the sliding sleeve 5 with penholder 2 relative positionings in the upper end of pen container 1, thereby realize the elongation of whole penholder, make things convenient for user's operation; After finishing using, only need finish and pull out, advance action with just penholder 2 being pushed into the inside of pen container 1 than pulling out penholder 2 bigger power.

In addition, also can be chosen in ring washer 6 is provided with the cutting ferrule that is clasped mutually with sliding sleeve 5 and comes penholder 2 is positioned, the design of this cutting ferrule can be the internal diameter of internal diameter greater than pen container 1, make penholder 2 when moving this position to, can be clasped with this cutting ferrule formation, thereby realization is same to the location of penholder, when penholder 2 need be pushed pen container 1, need overcome the resistance of cutting ferrule with bigger relatively strength and penholder 2 is pushed back in the pen container 1.

Further, the bottom of described pen container 1 also can be provided with cutting ferrule or the groove that is clasped mutually with described sliding sleeve 5, the distance of this cutting ferrule or groove and described ring washer 6 is positioned at the length of pen container 1 more than or equal to described penholder 2, it mainly acts on and also being when being pushed into penholder 2 in the pen container 1 fully, also finishes it is carried out the action spacing and location.

As shown in figure 12, the lower end of described penholder 2 is provided with the outshot 7 of an external diameter greater than the penholder diameter, described sliding sleeve 5 can closely be embedded on this outshot 7, usually, the external diameter of penholder 2 is all less than the internal diameter of pen container 1, with convenient with draw finishing of promoting to do, and be friction force and the damping texture that increases sliding sleeve 5 and pen container 1 inwall, and be convenient to produce and install, just can design this outshot 7.

Obviously, those of ordinary skill in the art can constitute the spacing member of various types of push-and-pulls with a kind of writing pencil of the present utility model.

The foregoing description is only for the usefulness that the utility model is described; and be not to be to restriction of the present utility model; the those of ordinary skill in relevant technologies field; under the situation that does not break away from spirit and scope of the present utility model; can also make various variations and modification; therefore all technical schemes that are equal to also should belong to category of the present utility model, and scope of patent protection of the present utility model should be limited by each claim.

Claims

1, a kind of writing pencil, comprise body (10), described body (10) comprises pen container (1) and penholder (2), wherein the inside of pen container (1) is provided with mobilizable penholder (2), end at described body (10) is provided with the cap for brush (3), the other end at body (10) is provided with nib (4), it is characterized in that: the lower end of described penholder (2) is provided with the sliding sleeve (5) that can be slidingly matched with the inwall of pen container (1), and the upper end inner at described pen container (1) is provided with the ring washer (6) suitable with described sliding sleeve (5).

2, writing pencil according to claim 1 is characterized in that: described sliding sleeve (5) is made by resilient material.

3, writing pencil according to claim 2 is characterized in that: between described sliding sleeve (5) and the described pen container (1) for can relative movable interference fit.

4, according to claim 2 or 3 described writing pencils, it is characterized in that: described sliding sleeve (5) is made by elastic caoutchouc.

5, writing pencil according to claim 1 is characterized in that: described ring washer (6) is made by resilient material.

6, writing pencil according to claim 1 is characterized in that: described ring washer (6) is provided with the cutting ferrule that is clasped mutually with described sliding sleeve (5).

7, writing pencil according to claim 1 is characterized in that: the bottom of described pen container (1) also is provided with cutting ferrule or the groove that is clasped mutually with described sliding sleeve (5).

8, writing pencil according to claim 1 is characterized in that: the lower end of described penholder (2) is provided with the outshot (8) of an external diameter greater than the penholder diameter, and described sliding sleeve (5) can closely be embedded on this outshot (8).