CN112835460A

CN112835460A - Writing pen

Info

Publication number: CN112835460A
Application number: CN202110274980.4A
Authority: CN
Inventors: 牟青杉; 张爱平; 潘华军
Original assignee: Wingtech Communication Co Ltd
Current assignee: Wingtech Communication Co Ltd
Priority date: 2021-03-15
Filing date: 2021-03-15
Publication date: 2021-05-25

Abstract

A writing pen comprises a pen body, a pen cap, a pull rod and an elastic element; the pen cap is arranged on the pen body, one end of the pull rod is connected to the pen cap and is in pivot fit with the pen cap, and the other end of the pull rod forms a matching end; the elastic element is arranged between the pen body and the pen cap; the pen body is provided with a sliding chute, the sliding chute comprises a first section, a second section and a third section which are sequentially connected, two end parts of the second section are respectively connected with one end of the first section and one end of the third section, and the other end of the first section is connected with the other end of the third section; the bottom wall of the other end of the first section is lower than that of the other end of the third section to form a first clamping part; a second clamping part is arranged on the part, positioned between the two ends of the second section, of the second section; the matching end is embedded in the sliding groove in a sliding mode and is matched with the first clamping portion and the second clamping portion in a clamping mode when sliding to the first clamping portion and the second clamping portion. The pen cap of the handwriting pen can not move, and the service life of the handwriting pen is prolonged.

Description

Writing pen

Technical Field

The invention relates to the technical field of electronics, in particular to a stylus.

Background

At present, mobile office is more and more popular, interpersonal interaction with mobile equipment not only includes voice, handwritten text, virtual key input and the like, but also requires that terminal equipment such as mobile phones, tablet computers and the like include functions such as accurate drawing and the like, for example, the functions can be used for circuit design, CAD design, graphic design, free conversation and the like, so as to meet the requirements of mobile office, and in order to realize the functions, a handwriting pen is generally required to be configured.

Most of conventional handwriting pens are of an integral structure and do not have a pressing function, and after the handwriting pens are installed in grooves arranged in terminal equipment, the handwriting pens are required to be arranged and taken out of the terminal equipment, so that the attractiveness of products is affected; in order to solve the problems, movable pen caps are arranged on some handwriting pens, the pen caps are made to shrink by pressing the pen caps, when the handwriting pens need to be taken out, the pen caps are pressed, the pen caps protrude out of grooves formed in the terminal equipment, the handwriting pens are taken out, the improvement on the appearance of the terminal equipment is facilitated, but in the actual use process, the moving condition of the pen caps is obvious, the user experience is influenced, and after the internal mechanism is used for a long time, the abrasion is serious, so that the pen caps cannot be popped out.

Disclosure of Invention

The invention mainly aims to provide a stylus pen which can avoid the movement of a pen cap and has small contact stress, so that the stylus pen has longer service life.

In order to achieve the purpose, the invention adopts the following technical scheme:

a writing pen comprises a pen body, a pen cap, a pull rod and an elastic element;

the pen cap is arranged on the pen body and can move along the length direction of the pen body, one end of the pull rod is connected to the pen cap and is in pivot fit with the pen cap, and the other end of the pull rod forms a matching end; the elastic element is arranged between the pen body and the pen cap and used for providing elastic stress for pushing the pen cap to a direction away from the pen body;

the pen body is provided with a sliding groove, the sliding groove comprises a first section, a second section and a third section which are sequentially connected, two end parts of the second section are respectively connected to one end of the first section and one end of the third section, and the other end of the first section is connected with the other end of the third section;

the bottom wall of the other end of the first section is lower than that of the other end of the third section to form a first clamping part; a second clamping part is arranged on the part, positioned between the two ends of the second section, of the second section;

the matching end is embedded in the sliding groove in a sliding mode and is matched with the first clamping portion and the second clamping portion in a clamping mode when sliding to the first clamping portion and the second clamping portion.

Preferably, a bottom wall at one end of the first section is in smooth transition with a bottom wall of the second section, and a bottom wall at one end of the third section is lower than the bottom wall of the second section.

Preferably, the second section is V-shaped, the second clamping portion is located at a corner of the V-shaped second section, and two ends of the second section are respectively connected with one end of the first section and one end of the third section to form a limiting portion.

Preferably, the pen body comprises a pen holder, a pen tube fixed at the rear end of the pen holder, and a fixing block located in the pen tube and fixedly matched with the pen tube, the sliding groove is formed in the fixing block, and the pen cap is connected to one end, far away from the pen holder, of the pen tube in a penetrating manner.

Preferably, the elastic element is a spring arranged between the pen cap and the fixed block, the pen cap and the fixed block are respectively provided with a convex column extending towards each other, and two ends of the spring are respectively sleeved on the two convex columns.

Preferably, the pen cap is slidably mounted on the fixing block.

Preferably, the two sides of the fixed block are respectively provided with a guide groove extending along the length direction of the pen tube, the two sides of the pen cap are respectively provided with a guide block, and the two guide blocks are respectively embedded in the two guide grooves in a sliding manner.

Preferably, the pen cap is provided with a shaft hole, one end of the pull rod is bent to form a shaft head penetrating in the shaft hole, and the other end of the pull rod is bent to form a matching end inserted in the sliding groove.

Preferably, one end of the fixing block, which is close to the pen holder, is provided with a boss protruding outwards in the radial direction of the pen holder, the inner surface of the pen tube is provided with a protruding part, the pen holder is provided with an insertion part penetrating into the pen tube, the tail end of the pen holder, which is positioned at the insertion part, forms a limiting surface, and the boss is clamped between the protruding part and the limiting surface.

Preferably, the fixed block is provided with two connecting arms in a protruding manner, the boss is arranged at one end, far away from the fixed block, of each connecting arm, a positioning groove is formed between the two connecting arms, the inserting portion is inserted into the positioning groove, and the width of the positioning groove is gradually reduced from one end, far away from the fixed block, to the end close to the fixed block.

The handwriting pen is arranged on terminal equipment such as a mobile phone and a tablet personal computer, the pen cap can be protruded by pressing the pen cap, a scratching position is not required to be arranged on the terminal equipment, the pen cap is tensioned by the pull rod when being in an extending state and a contracting state, and the phenomenon of movement is avoided.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the fixing block of FIG. 1;

FIG. 3 is a cross-sectional view of the present invention;

FIG. 4 is a schematic view of a usage state of the present invention;

fig. 5 is a schematic view of another use state of the present invention.

The reference numbers illustrate:

the implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

As shown in fig. 1, 2 and 3, a writing pen according to the present invention comprises a pen body, a pen cap 40, a pull rod 60 and a spring 50, wherein the pen body comprises a pen holder 10, a pen tube 20, a fixing block 30, and the pen holder 10, the pen tube 20 and the fixing block 30 are fixed together, wherein the pen tube 20 is connected to a rear end of the pen holder 10, a pen point is formed at a front end of the pen holder 10, the interior of the pen tube 20 is of a hollow structure, the pen cap 40 is inserted into the pen tube 20 from one end of the pen tube 20 far away from the pen holder 10, and the pen cap 40 is movably matched with the pen tube 20, that is, the pen cap 40 can move along a length direction of the pen body, and the fixing block 30 is located inside the pen tube 20 and is fixedly matched with the pen tube 20; the pull rod 60 is positioned inside the pen tube 20, one end of the pull rod is connected with the pen cap 40 and is in pivot fit with the pen cap 40, the other end of the pull rod forms a matching end 62, the spring 50 is positioned between the pen cap 40 and the fixed block 30, and the elastic stress generated by the spring always pushes the pen cap 40 towards the direction far away from the fixed block 30; a slide slot 31 is opened on the fixed block 30, the slide slot 31 is opened on the surface of the fixed block and has a ring-shaped closed structure, in the clockwise direction, the slide slot 31 comprises a first section 311, a second section 312 and a third section 313 which are sequentially arranged and connected, wherein, both ends of the second section 312 are respectively connected on an end 3112 of the first section 311 and an end 3131 of the third section 313, an end 3111 of the first section 311 is connected with an end 3132 of the third section 313, the connecting parts of the first section 311, the second section 312 and the third section 313 ensure that the slide slot 31 is conducted, at the bottom wall of the slide slot 31, the bottom wall of the end 3131 of the first section 311 is lower than the bottom wall of the end 3132 of the third section 313, namely, a step is formed at the joint of the end 3111 and the end 3132, a first clamping part 3101 is formed by the step, a second clamping part 3102 is formed at the part of the second section 312 between the two ends, the above-mentioned mating end 62 is embedded in the sliding groove 31 and can slide along the sliding groove 31 in the clockwise direction, and can be in snap fit with the first and

second snap portions

3101 and 3102 when the mating end 62 slides to the first and

second snap portions

3101 and 3102.

As shown in fig. 4 and 5, when the stylus pen of the present invention is used, the cap 40 is pressed to move the cap relative to the fixed block 30, and the cap 40 pushes the pull rod 60 to move, so that the mating end 62 on the pull rod 60 slides in the sliding slot 31, when the mating end 62 is located at the first clamping portion 3101, the mating end 62 is clamped with the first clamping portion 3101, and the other end of the pull rod 60 is connected to the cap 40, and the pull rod 60 is matched by the elastic stress of the spring 50, so that the cap 40 is located far away from the fixed block 30, that is, the cap 40 is located in a state of extending out of the pen body; in the state shown in fig. 4, the cap 40 is pressed, the cap 40 pushes the pull rod 60 to move, so that the mating end 62 slides from the end 3111 of the first section 311 of the sliding slot 31 to the end 3112, after the mating end 62 falls into the second section 312, the external force to the cap 40 is released, under the action of the elastic stress of the spring 50, the mating end is snapped into the second snapping portion 3102, at this time, the cap 40 is at a position close to the fixed block 30, i.e. the cap 40 is in a state of being contracted in the pen body, by the elastic stress of the spring 50 matching the pull rod 60, in the state shown in fig. 4, when the handwriting pen needs to be taken out, the cap 40 is pressed, so that the mating end 62 slides from the second section 312 to the end 3131 of the third section 313, under the action of the elastic stress of the spring 50, the cap 40 is pushed to move away from the fixed block 30, so that the mating end 62 slides to the end 3132 of the third section 313 and then falls into the, and the state shown in fig. 4 is returned.

It should be noted that the above-mentioned spring 50 is used to provide an elastic stress to make the fixing block 30 and the pen cap 40 always move away from each other, and in fact, the spring 50 may be replaced by other elastic elements, such as a rubber block with elasticity; or a spring 50 is installed between the cap 40 and the barrel 20 so that the cap 40 always has a tendency to move away from the fixed block.

In a preferred embodiment, the bottom wall of the end 3112 of the first section 311 is smoothly transitioned from the bottom wall of the second section 312 so that the mating end 62 can smoothly slide from the first section 311 to the second section 312, and the bottom wall of the end 3131 of the third section 313 is lower than the bottom wall of the second section 312 so that the mating end 62 can smoothly drop from the second section 312 into the third section 313.

The second section 312 may be a V-shaped structure, two ends of the V-shape are respectively communicated with the first section 311 and the third section 313, the second clamping portion 3102 is located at the V-shaped corner of the second section 312, when the mating end 62 slides into the second section 312, the external force on the pen cap 40 is released, and the spring 50 rebounds to slide the mating end 62 to the corner of the second section 312, so as to be clamped and matched with the second clamping portion 3102; meanwhile, a position where one end of the second section 312 is connected with the end 3112 of the first section 311 forms a limiting portion 3103, when the mating end 62 slides along the first section 311 to the position of the limiting portion 3103, the limiting portion 3103 blocks the mating end 62 to fall into the second section 312; the other end of the second section 312 is engaged with the end 3131 of the third section 313 to form a stopper 3104, and when the mating section 62 slides from the second latch portion 3102 to the stopper 3104 toward the third section 313, the stopper 3104 stops the mating section 62 to fall into the third section 313.

In another preferred embodiment, in order to facilitate the installation of the spring 50 and avoid the deflection of the spring 50, the cap 40 is provided with a boss 41 extending towards the fixing block 30, the fixing block 30 is provided with a boss 33 extending towards the cap 40, and two ends of the spring 50 are respectively sleeved on the boss 41 and the boss 33. Meanwhile, the pen cap 40 is slidably mounted on the fixing block 30, so that the pen cap 40 can move along the length direction of the pen body, specifically, two sides of the fixing block 30 are respectively provided with a guide groove 34, the extending direction of the guide groove 34 is consistent with the extending direction of the pen body, two sides of the pen cap 40 are respectively provided with a guide block 43, and the two guide blocks 43 are respectively slidably embedded in the two guide grooves 34, so as to guide the movement of the pen cap 40. Of course, in other embodiments, a guide groove may be provided on the cap 40, a guide block may be provided on the fixing block 30, or a guide groove may be provided on one of the cap 40 and the barrel 20, and a guide block may be provided on the other.

An axle hole 42 is arranged on the pen cap 40, one end of the pull rod 60 is bent to form a shaft head 61, the shaft head 61 is penetrated in the axle hole 42, so that the one end of the pull rod 60 is connected with the pen cap 40 and is in pivot fit, and the other end of the pull rod 60 is bent to form a matching end 62 inserted in the sliding groove 31.

In the invention, for convenience of installation, the pen body is divided into a pen holder 10, a pen tube 20 and a fixing block 30, a boss 321 which protrudes outwards along the radial direction of the pen holder 10 is arranged at one end of the fixing block 30 close to the pen holder 10, a protruding part 21 is arranged on the inner surface of the pen tube 20, an inserting part 11 is arranged at the tail end of the pen holder 10, the inserting part 11 is inserted into the pen tube 20, a limiting surface 12 is formed at the tail end of the inserting part 11 on the pen holder 10, when the pen is installed, the fixing block 30 is arranged at the tail part of the pen holder 10, then the pen tube 20 is sleeved on the fixing block 30, the inserting part 11 is inserted into the pen tube 20, after the pen is installed in place, the boss 321 is clamped between the protruding part 21 and the limiting surface 12, the pen tube 20 is fixedly connected with the pen holder 10, and finally the fixing block 30, the pen. In order to position during installation, the two connecting arms 32 are arranged on the fixed block 30 in a protruding mode, the boss 321 is located at one end, far away from the fixed block 30, of each connecting arm 32, a V-shaped positioning groove is formed between the two connecting arms 32, the width of the positioning groove is gradually reduced from one end, far away from the fixed block 30, to one end, close to the fixed block 30, the inserting portion 11 is inserted into the positioning groove, when the fixed block 30 is matched with the pen holder 10, the inserting portion 11 is matched with the positioning groove, the fixed block 30 is matched with the pen holder 10 in a centering mode, and installation of the handwriting pen is further facilitated.

It should be noted that the pen body is divided into the pen holder 10, the pen tube 20 and the fixing block 30 to facilitate the assembly of the handwriting pen, and actually, in other embodiments, in order to achieve the purpose of the present invention, the pen holder 10, the pen tube 20 and the fixing block 30 may be integrated, that is, the pen body is an integrated structure, and the sliding groove 31 is disposed at a proper position on the pen body to cooperate with the pull rod 60.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. A handwriting pen is characterized by comprising a pen body, a pen cap, a pull rod and an elastic element;

2. The stylus of claim 1, wherein a bottom wall at one end of the first section is in smooth transition with a bottom wall of the second section, and a bottom wall at one end of the third section is lower than the bottom wall of the second section.

3. The stylus pen of claim 1, wherein the second section is V-shaped, the second clamping portion is located at a corner of the V-shaped second section, and a position limiting portion is formed at a joint of two ends of the second section and one end of the first section and one end of the third section respectively.

4. The stylus pen of claim 1, wherein the pen body comprises a pen holder, a pen tube fixed at the rear end of the pen holder, and a fixing block located in the pen tube and fixedly engaged with the pen tube, the sliding groove is disposed on the fixing block, and the pen cap is threaded at one end of the pen tube far away from the pen holder.

5. The stylus according to claim 4, wherein the resilient member is a spring disposed between the cap and the fixed block, the cap and the fixed block having a pair of protruding posts extending toward each other, and two ends of the spring are respectively fitted over the two protruding posts.

6. The stylus of claim 4, wherein the cap is slidably mounted on the fixed block.

7. The stylus according to claim 6, wherein the fixing block is provided at both sides thereof with a guide groove extending in a length direction of the barrel, and the cap is provided at both sides thereof with a guide block slidably fitted in the guide grooves, respectively.

8. The stylus pen of claim 4, wherein the cap is provided with an axial hole, one end of the pull rod is bent to form a shaft head penetrating into the axial hole, and the other end of the pull rod is bent to form a matching end inserted into the sliding groove.

9. The stylus pen according to claim 4, wherein a boss protruding outward in a radial direction of the holder is provided at an end of the fixing block close to the holder, a protrusion is provided on an inner surface of the barrel, an insertion part penetrating the barrel is provided on the holder, a limit surface is formed at an end of the insertion part on the holder, and the boss is held between the protrusion and the limit surface.

10. The stylus pen of claim 9, wherein the fixing block is provided with two protruding connecting arms, the boss is disposed at an end of the connecting arm away from the fixing block, a positioning groove is formed between the two connecting arms, the insertion portion is inserted into the positioning groove, and the width of the positioning groove gradually decreases from the end away from the fixing block to the end close to the fixing block.