TW202301084A - Touch pen device and pen core structure - Google Patents

Abstract

Disclosed are a touch pen device and a pen core structure. The pen core structure includes a supporting unit, a central core unit and a protective shell unit. One end of the supporting unit extends outward to form a joint portion, and the main body of the supporting unit is used for connecting with a touch pen device. One end of the central core unit has a contact portion, and the other end of the central core unit is recessed toward the end of the central core unit to form an accommodating portion. The central core unit is accommodated and sleeved on the joint portion by the accommodating portion. The contact portion has an arc surface facing away from the central core unit, and the radius of the arc surface is between 0.65 mm and 1.25 mm. The protective shell unit covers the central core unit and the joint portion, and exposes the contact portion. By means of the disclosure, the touch pen device and the pen core structure have a long service life, can provide the user with a good operating feel, and can avoid damage to the touch screen.

Description

Stylus device and refill structure

The present invention relates to the technical field of a stylus, in particular to a stylus device and a refill structure with good durability, which can provide a good feeling of use without causing damage to the screen.

With the development of science and technology, the speed of introducing new and old electronic products is getting faster and faster. For example, electronic products with touch screens, such as tablet computers and smart phones, have become one of the trends and mainstreams of today's technology. Generally, users mostly use their fingers to directly click and slide on the touch screen during operation. Obviously more inconvenient. Therefore, most users will purchase a stylus to operate the touch screen.

However, the design of the contact end (i.e. the tip) of the refill of the existing stylus is relatively sharp. Therefore, when the user uses the contact end of the refill to operate the touch screen, it is easy to cause the contact end of the refill to touch the touch screen. Excessive sliding on the top of the pen leads to poor operating feel for the user, and the contact end of the pen core is also easy to damage the surface of the touch screen, thereby causing damage to the touch screen.

Moreover, the contact end of the refill of the existing stylus is a conductive rubber with a hollow structure, so not only is it very easy to deform and break, but the durability is very low, and after the refill touches the touch screen, as long as When the user applies light pressure, the contact end will be deformed, resulting in poor sensitivity.

Therefore, how to overcome the above defects by improving the structural design has become one of the important issues to be solved in this field.

The technical problem to be solved by the present invention is to provide a stylus device and a refill structure for the deficiencies of the prior art.

In order to solve the above technical problems, one of the technical solutions adopted by the present invention is to provide a stylus device, which includes a body structure and a core structure. The refill structure is arranged at one end of the pen body structure, and the refill structure includes a support unit, a core unit and a shell unit. One end of the support unit extends outward to form a joint portion, and the body of the support unit is used to connect with one end of the pen body structure. One end of the core unit has a contact portion, and the other end of the core unit is recessed toward the end of the core unit to form an accommodating portion, and the core unit accommodates the joint portion through the accommodating portion to cover It is arranged on the joint portion; wherein, the contact portion has an arc surface facing away from the core unit, and the radius of the arc surface is between 0.65 mm and 1.25 mm. The shell unit is a hollow cone-shaped structure, the shell unit covers the core unit and the joint part, and exposes the contact part, the shell unit has a top surface and a bottom surface oppositely arranged, the top surface and the The contact parts are in contact with each other, a part of the bottom surface is recessed toward the top surface to form a depression, and the center of the depression overlaps with a central axis of the shell unit.

In order to solve the above technical problems, another technical solution adopted by the present invention is to provide a refill structure, which includes a support unit, a core unit and a shell unit. One end of the support unit extends outward to form a joint portion, and the body of the support unit is used for connecting with a touch pen device. One end of the core unit has a contact portion, and the other end of the core unit is recessed toward the end of the core unit to form an accommodating portion, and the core unit accommodates the joint portion through the accommodating portion to cover It is arranged on the joint portion; wherein, the contact portion has an arc surface facing away from the core unit, and the radius of the arc surface is between 0.65 mm and 1.25 mm. The shell unit is a hollow cone-shaped structure, the shell unit covers the core unit and the joint part, and exposes the contact part, the shell unit has a top surface and a bottom surface oppositely arranged, the top surface and the The contact parts are in contact with each other, a part of the bottom surface is recessed toward the top surface to form a depression, and the center of the depression overlaps with a central axis of the shell unit.

One of the beneficial effects of the present invention is that the stylus device and the refill structure provided by the present invention can form a junction by "extending one end of the support unit outward, and the body of the support unit is used to connect with a stylus." The pen control device is connected. One end of the core unit has a contact portion, and the other end of the core unit is recessed toward the end of the core unit to form an accommodating portion, and the core unit is accommodated by the accommodating portion The joint part is sleeved on the joint part; wherein, the contact part has an arcuate surface facing away from the core unit, and the radius of the arcuate surface is between 0.65 mm and 1.25 mm. The shell unit is hollow cone-shaped structure, the shell unit wraps the core unit and the joint portion, and exposes the contact portion, the shell unit has a top surface and a bottom surface oppositely arranged, the top surface and the contact portion are in contact with each other, and the bottom surface A part is recessed toward the top surface to form a recess, and the center of the recess overlaps with a central axis of the shell unit" to improve the service life, provide the user with a good operating feel, and avoid damage to the touch screen.

In order to further understand the features and technical content of the present invention, please refer to the following detailed description and drawings related to the present invention. However, the provided drawings are only for reference and description, and are not intended to limit the present invention.

The following is an illustration of the implementation of the "stylus pen device and refill structure" disclosed in the present invention through specific specific examples. Those skilled in the art can understand the advantages and effects of the present invention from the content disclosed in this specification. The present invention can be implemented or applied through other different specific embodiments, and various modifications and changes can be made to the details in this specification based on different viewpoints and applications without departing from the concept of the present invention. In addition, the drawings of the present invention are only for simple illustration, and are not drawn according to the actual size, which is stated in advance. The following embodiments will further describe the relevant technical content of the present invention in detail, but the disclosed content is not intended to limit the protection scope of the present invention.

It should be understood that although terms such as "first", "second" and "third" may be used herein to describe various elements, these elements should not be limited by these terms. These terms are mainly used to distinguish one element from another. In addition, the term "or" used herein may include any one or a combination of more of the associated listed items depending on the actual situation.

[first embodiment]

Please refer to FIG. 1 to FIG. 12 , which are respectively a three-dimensional schematic diagram of a stylus device, an exploded schematic diagram of a stylus device, a partial exploded schematic diagram of a stylus device, a structural schematic diagram of a refill structure, and a schematic diagram of a stylus device according to a first embodiment of the present invention. Schematic cross-sectional view of the core structure, exploded schematic view of the pen core structure, a three-dimensional schematic view of one angle of view of the pen core structure, a three-dimensional schematic view of the other angle of view of the pen core structure, a schematic diagram of the use state of the stylus device, and the first view of the pen core structure A schematic side view, a second schematic side view of the refill structure, and a third schematic side view of the refill structure. As shown in FIGS. 1 and 2 , the first embodiment of the present invention provides a stylus device D, which includes a body structure 1 and a core structure 2 . The stylus device D can be a capacitive stylus or other types of stylus, and the stylus device D can be combined with an electronic device E (such as a smart phone, a tablet computer, a touch screen) having a touch screen E1. notebook computer, etc., but not limited thereto), that is, the stylus device D can operate the electronic device by touching the touch screen.

Next, as shown in FIG. 1 to FIG. 6 , the refill structure 2 is disposed at one end of the pen body structure 1 , and the refill structure 2 includes a support unit 20 , a core unit 21 and a shell unit 22 . Wherein, the stylus device D may further include a tail cap structure 3 which is detachably disposed on the other end of the pen body structure 1 .

Wherein, as shown in FIG. 4 to FIG. 6 , one end of the support unit 20 extends outward to form a joint portion 200 , and the body 201 of the support unit 20 is used for connecting with a stylus device D. As shown in FIG. For example, the support unit 20 can be a rod-shaped structure, and the support unit 20 has a body 201 and a joint part 200 , and the joint part 200 is located at one end of the body 201 . The main body 201 of the support unit 20 can be used to connect with one end of the pen body structure 1 of the stylus device D. As shown in FIG. One end of the joint part 200 may be conical, and the other end of the joint part 200 is connected to the body 201 , and the joint part 200 and the body 201 are an integral structure. Wherein, the minimum diameter d1 of the joint portion 200 is equal to or smaller than the minimum diameter d2 of the body 201 , but not limited thereto.

Next, as shown in FIG. 4 to FIG. 6, one end of the core unit 21 has a contact portion 210, and the other end of the core unit 21 is recessed toward one end of the core unit 21 to form a receiving portion 211. The core unit 21 The accommodating part 211 accommodates the joint part 200 so as to be sleeved on the joint part 200; wherein, the core unit 21 can be an elastic structure, so when the core unit 21 and the support unit 20 are not jointed, the accommodating The space size of the part 211 may be smaller than the volume of the joint part 200, or the space size of the accommodating part 211 may be equal to the volume of the joint part 200, but not limited thereto.

The contact portion 210 has an arcuate surface 2100 facing away from the core unit 21 , and the radius r of the arcuate surface 2100 can range from 0.65 mm to 1.25 mm. For example, the core unit 21 can be sleeved on the joint part 200 of the supporting unit 20 and cover the joint part 200 , that is, the joint part 200 is accommodated in the accommodating part 211 . One end of the core unit 21 may be mushroom-shaped, or the contact portion 210 may be semi-spherical. Moreover, the shape of the accommodating portion 211 may conform to the shape of the connecting portion 200 , but it is not limited thereto. Wherein, the radius r of the arc surface 2100 may preferably be 0.65 mm, 0.75 mm, 0.8 mm, 0.9 mm, 1 mm, 1.1 mm or 1.25 mm, but not limited thereto.

Next, as shown in FIG. 3 to FIG. 8 , the shell unit 22 can be a hollow conical structure. The shell unit 22 covers the core unit 21 and the joint portion 200, and exposes the contact portion 210. The shell unit 22 has an opposite arrangement. A top surface 220 and a bottom surface 221, the top surface 220 and the contact portion 210 are in direct contact with each other, a part of the bottom surface 221 is recessed toward the top surface 220 to form a concave portion 222, the center of the concave portion 222 is in contact with a central axis of the shell unit 22 a overlap. For example, the shell unit 22 can be sleeved on the body of the core unit 21 and expose the contact portion 210 of the core unit 21 . The shell unit 22 can be a hollow conical structure, and the cross section of the shell unit 22 can be trapezoidal. When the shell unit 22 is sleeved on the core unit 21 , the top surface 220 of the shell unit 22 is in close contact with the other surface of the contact portion 210 , and one side of the contact portion 210 is an arc surface 2100 . A part of the body 201 of the supporting unit 20 is located in the concave portion 222 . Wherein, the body 201 of the support unit 20 is not in contact with the shell unit 22 , and the outer edge of the shell unit 22 is in contact with the outer edge of the contact portion 210 , but not limited thereto.

Therefore, as shown in FIG. 1 to FIG. 9 , when the user uses the stylus device D to operate the electronic device E, since the contact portion 210 adopts a special size design, the arc surface 2100 of the contact portion 210 can be compatible with the touch The surface of the screen E1 can generate moderate friction, that is, the arc surface 2100 can obtain appropriate resistance and sliding force, thereby providing the user with a good operating feel; moreover, the arc surface 2100 of the contact portion 210 will not interfere with the touch screen. Damage to the surface of E1. Moreover, since the refill structure 2 of the present invention adopts a multi-piece combined structure, and the contact portion 210 of the core unit 21 is a solid structure, the contact portion 210 is not easily deformed and damaged, and the structural strength is greatly improved, thereby improving the quality of the pen. The service life and durability of the core structure 2.

Thereby, the stylus device D of the present invention can obtain appropriate resistance and sliding force on the arc surface 2100 of the contact part 210 through the above-mentioned technical solution, thereby providing the user with a good operating feel, and the contact part 210 The arc surface 2100 will not cause damage to the surface of the touch screen E1. Moreover, the contact portion 210 is not easily deformed and damaged, and the structural strength of the refill structure 2 is also greatly improved.

Further, as shown in FIG. 4, FIG. 5, and FIG. 10 to FIG. 12, there may be a predetermined distance h between the center of the arc surface 2100 and the center of the bottom surface 221, and the predetermined distance h may be between 4 mm and 7 mm; Wherein, the predetermined distance h may preferably be 6 mm or 6.35 mm. Moreover, there may be a predetermined angle b between the opposite sides of the shell unit 22 (that is, the taper of the shell unit 22), and the predetermined angle b may be between 17 degrees and 29 degrees; wherein, the predetermined angle b may preferably be between 17 degrees to 26 degrees, the best can be 27 degrees. Furthermore, when the predetermined distance h of the pen core structure 2 of the present invention is fixed, the size of the radius r of the arc surface 2100 of the central core unit 21 can be changed and adjusted with the change of the predetermined angle b, or , the angle of the predetermined included angle b can be changed and adjusted with the change of the radius r of the arc surface 2100; mm, 0.9 mm and 1.25 mm, the predetermined distance h of the three refill structures 2 is the same, and the predetermined angle b of the refill structure 2 in Fig. 10 is smaller than the predetermined angle b of the refill structure 2 in Fig. 11, and the figure The predetermined included angle b of the pen core structure 2 in 11 is smaller than the predetermined included angle b of the pen core structure 2 in FIG. 12 . On the contrary, when the predetermined included angle b is fixed in the pen core structure 2 of the present invention, the size of the radius r of the arc surface 2100 can be changed and adjusted according to the change of the predetermined distance h, or the length of the predetermined distance h can be adjusted. It changes and adjusts according to the change of the radius r of the arc surface 2100 .

In addition, according to the above content, the present invention further provides a refill structure 2 , which includes a support unit 20 , a core unit 21 and a shell unit 22 . One end of the support unit 20 extends outward to form a joint portion 200 , and the body 201 of the support unit 20 is used for connecting with a stylus device D. As shown in FIG. One end of the core unit 21 has a contact portion 210, and the other end of the core unit 21 is recessed toward one end of the core unit 21 to form an accommodating portion 211, and the core unit 21 accommodates the joint portion 200 through the accommodating portion 211, The contact portion 210 has an arcuate surface 2100 facing away from the core unit 21 , and the radius of the arcuate surface 2100 is between 0.65 mm and 1.25 mm. The shell unit 22 is a hollow conical structure. The shell unit 22 covers the core unit 21 and the joint portion 200, and exposes the contact portion 210. The shell unit 22 has a top surface 220 and a bottom surface 221 oppositely arranged. The top surface 220 is in contact with the contact portion 210 , a portion of the bottom surface 221 is recessed toward the top surface 220 to form a depression 222 , and the center of the depression 222 overlaps with a central axis a of the casing unit 22 .

However, the above-mentioned example is only one possible embodiment and is not intended to limit the present invention.

[Second embodiment]

Please refer to FIG. 13 to FIG. 15 , which are respectively an exploded view of the stylus device, a structural view of the refill structure, and a cross-sectional view of the refill structure according to the second embodiment of the present invention, and please refer to FIGS. 1 to 12 together. As shown in the figure, the structure D of the stylus of this embodiment is substantially similar to the structure D of the stylus of the above-mentioned first embodiment, therefore, the arrangement or operation of the same elements will not be repeated here. In this embodiment, the pen body structure 1 of the present invention may further include an upper case unit 10 , a lower case unit 11 , an outer case unit 12 and a control unit 13 . As shown in FIG. 1 to FIG. 3 and FIG. 13 , the upper shell unit 10 and the lower shell unit 11 are detachably connected to each other, and an accommodating space s is defined between the upper shell unit 10 and the lower shell unit 11 . The shell unit 12 is detachably sheathed outside the upper shell unit 10 and the lower shell unit 11 to cover the upper shell unit 10 and the lower shell unit 11 . Moreover, the refill structure 2 is arranged at one end of the first casing unit 10, the second casing unit 11 and the casing unit 12, and the tail cap structure 3 is detachably arranged at the first casing unit 10, the second casing unit 11 and the other end of the shell unit 12. The control unit 13 can be disposed in the accommodating space 100 .

Furthermore, the contact portion 210 of the refill structure 2 of the present invention can also have a first portion 2101 and a second portion 2102 . For example, as shown in FIG. 13 and FIG. 14 , the first part 2101 is connected to the second part 2102 , the first part 2101 can be in the shape of a hemisphere, and the second part 2102 can be in a flat shape and a cone-shaped structure. One side of the first part 2101 is an arc surface 2100 , the other side of the first part 2101 is connected to one side of the second part 2102 , and the other side of the second part 2102 is in direct contact with the top surface 220 of the shell unit 22 . Wherein, as shown in FIG. 6, the radius r of the arc surface 2100 can be between 0.65 mm and 1.25 mm, and the radius r of the arc surface 2100 can preferably be 0.65 mm, 0.75 mm, 0.8 mm, 0.9 mm, 1 mm, 1.1 mm or 1.25 mm, but not limited thereto.

However, the above-mentioned example is only one possible embodiment and is not intended to limit the present invention.

In addition, in the present invention, the materials of the support unit 20, the central core unit 21 and the shell unit 22 can be different from each other; Choose and decide by yourself. Moreover, the supporting unit 20 and the shell unit 22 can be made of hard materials, and the core unit 21 can be made of solid soft materials.

[Advantageous Effects of Embodiment]

One of the beneficial effects of the present invention is that the stylus device D and the refill structure 2 provided by the present invention can form a junction 200 by "extending one end of the support unit 20 outward, and the body 201 of the support unit 20 Used to connect with a stylus device D. One end of the core unit 21 has a contact portion 210, and the other end of the core unit 21 is recessed toward one end of the core unit 21 to form an accommodating portion 211, and the core unit 21 borrows The joint part 200 is accommodated by the accommodating part 211 to be sleeved on the joint part 200; wherein, the contact part 210 has an arc surface 2100 facing away from the core unit 21, and the radius of the arc surface 2100 is between 0.65 mm and 1.25 mm. mm. The shell unit 22 is a hollow conical structure, the shell unit 22 covers the core unit 21 and the joint portion 200, and exposes the contact portion 210, the shell unit 22 has a top surface 220 and a bottom surface 221 oppositely arranged, The top surface 220 is in contact with the contact portion 210, and a part of the bottom surface 221 is recessed toward the top surface 220 to form a concave portion 222. The center of the concave portion 222 overlaps with a central axis a of the shell unit 22” to improve the service life , and can provide users with a good operating feel, and can avoid damage to the touch screen.

Furthermore, the stylus device D and the refill structure 2 provided by the present invention adopt a special-sized design for the contact portion 210, so that the arc surface 2100 of the contact portion 210 can interact with the surface of the touch screen E1. The moderate frictional force provides the user with a good operating feel, and the arc surface 2100 of the contact portion 210 will not cause damage to the surface of the touch screen E1. Moreover, since the refill structure 2 adopts a plurality of components closely combined, and the contact portion 210 of the core unit 21 is a solid structure, the contact portion 210 of the refill structure 2 is not easily deformed and damaged under long-term use, and the refill structure 2 The structural strength is greatly improved, which in turn can improve the service life and durability of the refill structure 2.

The content disclosed above is only a preferred feasible embodiment of the present invention, and does not therefore limit the scope of the patent application of the present invention. Therefore, all equivalent technical changes made by using the description and drawings of the present invention are included in the application of the present invention. within the scope of the patent.

D: Stylus device 1: Pen body structure 10: Upper shell unit 11: Lower shell unit 12: Shell unit 13: Control unit 2: refill structure 20: Support unit 200: Joint 201: Ontology 21:Score unit 210: contact part 2100: arc surface 2101: Part 1 2102: Part II 211:Accommodating Department 22: Shell unit 220: top surface 221: Bottom 222: Depressed part 3: Tail cover structure E: electronic device E1: touch screen a: central axis b: Predetermined included angle d1, d2: minimum diameter h: predetermined distance r: radius s: storage space

FIG. 1 is a three-dimensional schematic diagram of a stylus device according to a first embodiment of the present invention.

FIG. 2 is an exploded schematic view of the stylus device according to the first embodiment of the present invention.

FIG. 3 is a partially exploded schematic view of the stylus device according to the first embodiment of the present invention.

Fig. 4 is a structural schematic diagram of the refill structure of the first embodiment of the present invention.

Fig. 5 is a schematic cross-sectional view of the structure of the refill according to the first embodiment of the present invention.

Fig. 6 is an exploded schematic diagram of the structure of the refill according to the first embodiment of the present invention.

FIG. 7 is a three-dimensional schematic view of one viewing angle of the refill structure of the first embodiment of the present invention.

Fig. 8 is a perspective view of another viewing angle of the refill structure of the first embodiment of the present invention.

FIG. 9 is a schematic view of the use status of the stylus device according to the first embodiment of the present invention.

FIG. 10 is a schematic diagram of a first side view of the stylus device according to the first embodiment of the present invention.

FIG. 11 is a second schematic side view of the stylus device according to the first embodiment of the present invention.

FIG. 12 is a schematic diagram of a third side view of the stylus device according to the first embodiment of the present invention.

FIG. 13 is an exploded schematic diagram of a stylus device according to a second embodiment of the present invention.

Fig. 14 is a schematic structural view of the pen core structure according to the second embodiment of the present invention.

Fig. 15 is a schematic cross-sectional view of the structure of the refill according to the second embodiment of the present invention.

1: Pen body structure

2: refill structure

20: Support unit

21:Score unit

22: Shell unit

Claims (10)

A stylus device comprising: a body structure; and A core structure, which includes: A support unit, one end of the support unit extends outward to form a joint, and the body of the support unit is used to connect with one end of the pen body structure; A core unit, one end of which has a contact portion, the other end of the core unit is recessed toward the end of the core unit to form a housing portion, and the core unit accommodates the joint portion through the housing portion, to be sleeved on the joint portion; wherein, the contact portion has an arcuate surface facing away from the core unit, and the radius of the arcuate surface is between 0.65 mm and 1.25 mm; and A shell unit, which is a hollow conical structure. The shell unit covers the core unit and the joint part, and exposes the contact part. The shell unit has a top surface and a bottom surface oppositely arranged, and the top surface The surface and the contact portion are in contact with each other, a part of the bottom surface is recessed toward the top surface to form a depression, and the center of the depression overlaps with a central axis of the shell unit. The stylus device as claimed in claim 1, wherein there is a predetermined distance between the center of the arc surface and the center of the bottom surface, and the predetermined distance is between 4 mm and 7 mm. The stylus device as claimed in claim 1, wherein there is a predetermined angle between opposite sides of the shell unit, and the predetermined angle is between 17 degrees and 29 degrees. The stylus device as claimed in claim 1, wherein materials of the support unit, the core unit and the shell unit are different from each other. The stylus device according to claim 1, wherein the support unit and the shell unit are made of hard material, and the core unit is made of soft material. A kind of pen core structure, it comprises: A support unit, one end of the support unit extends outward to form a joint, and the body of the support unit is used to connect with a stylus device; A core unit, one end of which has a contact portion, the other end of the core unit is recessed toward the end of the core unit to form a housing portion, and the core unit accommodates the joint portion through the housing portion, to be sleeved on the joint portion; wherein, the contact portion has an arcuate surface facing away from the core unit, and the radius of the arcuate surface is between 0.65 mm and 1.25 mm; and A shell unit, which is a hollow conical structure. The shell unit covers the core unit and the joint part, and exposes the contact part. The shell unit has a top surface and a bottom surface oppositely arranged, and the top surface The surface and the contact portion are in contact with each other, a part of the bottom surface is recessed toward the top surface to form a depression, and the center of the depression overlaps with a central axis of the shell unit. The refill structure according to claim 6, wherein there is a predetermined distance between the center of the arc surface and the center of the bottom surface, and the predetermined distance is between 4 mm and 7 mm. The refill structure according to claim 6, wherein there is a predetermined angle between the opposite sides of the shell unit, and the predetermined angle is between 17 degrees and 29 degrees. The refill structure according to claim 6, wherein the materials of the support unit, the core unit and the shell unit are different from each other. The refill structure according to claim 6, wherein the support unit and the shell unit are made of hard material, and the core unit is made of soft material.

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