CN202838221U - The structure of the stylus - Google Patents

Abstract

The utility model discloses a touch-control pen structure includes at least: the touch control device comprises a body, a contact element and a conductive elastic element, wherein the body, the contact element and the conductive elastic element are all conductors, a coating part is arranged at the tail end of the body, the coating part is provided with an opening and an accommodating space communicated with the opening and positioned in the body, the contact element is positioned in the accommodating space, a contact part exposed out of the opening is formed at one end of the contact element, and when the touch control device is used, a larger contact area in mutual contact with a use surface is formed by the coating part and the contact part, or a smaller contact area in mutual contact with the use surface is formed by one side of the coating part and the contact part.

Description

The structure of the stylus

technical field

The utility model relates to a structure of a stylus, in particular to a stylus structure which can provide elastic buffer force and adjust writing pressure, so that the stylus can support the selection of smaller and smaller icons in the operation interface.

Background technique

According to, touch technology is widely used in various electronic products at present. Among them, the resistive touch panel uses pressing to make the upper and lower conductive films contact to control the resistive touch panel; in addition, the capacitive touch panel Gently touch with your finger to make capacitance change between your finger and the capacitive touch panel, and manipulate the capacitive touch panel, which means that the sensitivity of the capacitive touch panel during manipulation is higher than that of the resistive touch panel. The touch panel has a considerable advantage.

Furthermore, compared with the general resistive touch panel, the capacitive touch panel is more dustproof, fireproof, scratchproof, high resolution, high penetration rate, low reflection, high contrast, good durability, and supports multi-point With the advantages of touch and gesture operation (Gesture), it is the target of many manufacturers' active development and application.

Please refer to FIG. 1 , a user of a capacitive touch panel 91 shown in the figure manipulates the virtual keyboard 93 of the capacitive touch panel 91 with the pulp of a finger 92 . 92 covers part of the line of sight of the user, and the finger pad area of the finger 92 is large, and it is easy to touch other areas, resulting in unexpected actions, and often accidental touches occur. Among them, users with big fingers The situation of false touch is the most serious.

Furthermore, the nail 94 of the finger 92 is not a conductor, so the nail 94 cannot produce a suitable capacitance with the capacitive touch panel 91 to touch the capacitive touch panel 91, so the use of long nails remains. Otherwise, it will be difficult to operate the capacitive touch panel 91.

In addition, ordinary people’s fingers are easily stained with dirt, especially when the weather is hot, it is inevitable to sweat profusely. Of course, the problem of hand sweat arises spontaneously, so often touch the capacitive touch panel 91 with the finger 92, often resulting in stains remaining on the capacitor. The shortcomings of the capacitive touch panel 91 make it difficult to keep the capacitive touch panel 91 clean.

The reason is that the technology of using the finger 92 to control the capacitive touch panel 91 still has many problems that need to be solved urgently. Therefore, how to effectively generate an appropriate voltage while maintaining the cleanliness of the capacitive touch panel 91 Capacity, and quickly and accurately control the capacitive touch panel 91; or, how to develop a stylus that can be applied to various touch panels, and can prevent the touch screen from being damaged due to improper force, is It is the key point that the utility model is eager to break through.

Utility model content

The technical problem solved by the utility model is to provide a structure of a stylus, which provides an effective touch function, and enables the stylus to support the selection of smaller and smaller icons in the operation interface.

The technical means adopted in the utility model are as follows.

A structure of a stylus, at least including: a body, which is a conductor, the body is provided with a hand-held portion for gripping, the end of the body is provided with a covering portion, the covering portion is also provided with an opening and is connected to the The opening communicates and is located in the accommodation space in the body; the contact piece is a hard conductor, the contact piece is located in the accommodation space, one end of the contact piece is formed with a contact portion exposed to the opening, and the contact piece is another The end is provided with a restricting part for locking in the opening for positioning;

The conductive elastic part is located in the accommodating space, and one end of the conductive elastic part abuts against the body, and the other end abuts against the restricting part of the contact part; accordingly, the covering part and the contact part are in contact with each other during use. The surfaces form a larger contact area in contact with each other, or one side of the covering part and the contact part form a smaller contact area with the use surface.

The covering part is an arc convex surface.

The covering portion extends vertically from the body toward the contact portion to form a plane.

The covering part is a plane, and an oblique cut surface is formed between the covering part and the main body.

The end of the contact portion forms an arc convex surface.

The contact portion is formed with an arc chamfer.

The contact piece is made of metal or conductive plastic, conductive rubber or conductive foam.

The contact ends form a plane.

The beneficial effects produced by the utility model are as follows.

The stylus of the utility model at least includes: a body, a contact piece and a conductive elastic piece, the body, the contact piece and the conductive elastic piece are all conductors, the end of the body is provided with a coating portion, and the coating portion is also provided with an opening and an accommodating space communicated with the opening and located in the body, the contact piece is located in the accommodating space, one end of the contact piece is formed with a contact portion exposed to the opening, and the other end of the contact piece is provided with a restricting portion , used to snap into the opening for positioning, the conductive elastic member is located in the accommodating space, one end of the conductive elastic member abuts against the body, and the other end abuts against the restricting portion of the contact member to provide The depressing cushioning force of the contact piece can make the force of the touch pen to be averaged.

When in use, the contact part and the use surface form a larger contact area in contact with each other, or one side of the covering part and the contact part form a smaller contact area with the use surface, depending on the user's different usage habits, Both can use a larger contact area or a smaller contact area to achieve an effective touch function. This structure not only increases the wear resistance and prolongs the service life, but also provides elastic buffer force to adjust the writing pressure, so that the stylus can support the operation interface. Click on smaller and smaller icons to reduce damage to the touch screen due to improper force.

Description of drawings

FIG. 1 is a schematic diagram of the use of a conventional touch panel.

FIG. 2 is a structural perspective view of the first embodiment of the stylus in the present invention.

FIG. 3 is a schematic structural diagram of the first embodiment of the stylus in the present invention.

FIG. 4A is a schematic diagram of a general capacitive panel.

FIG. 4B is a schematic view of the first embodiment of the stylus in the present invention.

FIG. 5 is another schematic diagram of the use of the first embodiment of the stylus in the present invention.

FIG. 6 is a schematic view of the second embodiment of the stylus in the present invention.

7A and B are schematic structural views of the third embodiment of the stylus in the present invention.

8A and B are structural schematic diagrams of the fourth embodiment of the stylus in the present invention.

9A and B are structural schematic diagrams of the fifth embodiment of the stylus in the present invention.

10A and B are structural schematic diagrams of the sixth embodiment of the stylus in the present invention.

11A and B are structural schematic diagrams of the seventh embodiment of the stylus in the present invention.

Description of figure number:

Larger contact area A

Smaller contact area B

Stylus 10

Ontology 11

Handpiece 111

opening 112

Accommodating space 113

Covering part 114

Bevel 115

Contact 12

contact part 121

Restricted Section 122

Arc chamfer 123

Conductive elastic member 13

Capacitive Panel 20

first electrode 21

second electrode 22

Controller 23

Capacitive touch panel 91

finger 92

Virtual Keyboard 93

Nails94.

Detailed ways

As shown in Figures 2 and 3, the stylus 10 of the present utility model is mainly provided with a main body 11, a contact piece 12 and a conductive elastic piece 13, wherein: the main body 11 is a conductor which is provided with a handle for holding The handle portion 111 is provided with a covering portion 114 at the end of the main body 11 . The covering portion 114 is also provided with an opening 112 and an accommodating space 113 communicating with the opening 112 and located in the main body 11 .

The contact piece 12 is a hard conductor, and the contact piece 12 is located in the accommodating space 113. One end of the contact piece 12 is formed with a contact portion 121 exposed to the opening 112, and the other end of the contact piece 12 is provided with a limiting Part 122 ; wherein, the contact piece 12 can be made of metal or conductive plastic, conductive rubber or conductive foam, or can be a hard structure covered with conductive cloth.

The conductive elastic piece 13 is located in the accommodating space 113 , one end of the conductive elastic piece 13 abuts against the body 11 , and the other end abuts against the limiting portion 122 of the contact piece.

In the embodiment shown in the figure, the outer diameter of the restricting portion 122 is slightly larger than the size of the opening 112, so that the restricting portion 122 can be snapped into the opening 112 for positioning, so that the contact 12 will not be released from the body 11. Falling off; when used as a whole, as shown in Figure 4A, it is a schematic structural diagram of a general capacitive touch panel 91, and the capacitive panel 20 is on two different conductive substrates (or the front/back sides of the same conductive substrate) , respectively provided with a plurality of first electrodes 21 arranged in the X-axis and second electrodes 22 arranged in the Y-axis, and a controller 23 electrically connected to each of the first and second electrodes 21, 22. When energized, each There is a fixed capacitance between the first electrode and the second electrode 21 , 22 , and each capacitive coupling forms a driving line.

When the user holds the hand-held part of the stylus to touch the capacitive panel 20, the human body approaches or touches the capacitive panel 20 through the contact of the hand with the main body 11 and the contact piece 12 at the end, as shown in the figure As shown in 4B, the user touches the main body 11 slightly perpendicular to the capacitive panel 20. At this time, the covering part 141 forms a larger contact area with the contact part 121, and the contact area bridges the adjacent first , The second electrodes 21, 22, at this time, a coupling capacitance will be formed to absorb part of the current, thereby changing the capacitance value of each electrode. The controller 23 detects the change value of the capacitance to determine the contact position of the capacitive panel to achieve the effect of touch operation.

When the user changes the use mode of the stylus of the present utility model, as shown in FIG. 5 , it is used for an electrode pattern with a small area. Part 121 is pushed by the conductive elastic member and exposed to the opening 112, so that the contact part 121 forms a small contact area with one side of the covering part 141, and the contact area bridges the adjacent first and second electrodes 21, 22 can also achieve the effect of touch operation; of course, the arc convex surface formed by the covering part 114 can protect the capacitive panel 20 from being scratched; or, the contact part 121 can also be formed with an arc guide The corner 123, as shown in the second embodiment of FIG. 6, can also protect the capacitive panel 20 from being scratched.

As shown in the third embodiment of FIG. 7A , the covering part 114 can be a plane, and a beveled surface 115 is formed between the covering part 114 and the body, and the end of the contact part 121 forms an arc convex surface, which is also similar to the stylus. 10 is used in a manner that is nearly perpendicular to the capacitive panel 20, the covering portion 141 and the contact portion 121 can form a larger contact area A in contact with the capacitive panel 20; or as shown in FIG. 7B, the When the stylus 10 is used in a manner inclined to the capacitive panel 20 , the contact portion 121 and one side of the covering portion 114 can also be used to form a small contact area B in contact with the capacitive panel 20 .

As shown in the fourth embodiment of Figures 8A and B, the covering part 114 extends vertically from the body 11 toward the contact part 121 to form a plane, and the end of the contact part 121 forms an arc convex surface; or, as shown in the fifth embodiment of Figures 9A and B As shown in the example, the covering part 114 can be an arc convex surface, and the end of the contact part 121 forms a plane; or, as shown in the sixth embodiment of Figure 10A, B, the covering part 114 can be a plane, and the covering part 121 A beveled surface 115 is formed between the covering part 114 and the body 11, and the end of the contact part 121 forms a plane; or, as shown in the seventh embodiment of Fig. 11A and B, the covering part 114 is perpendicular to the contact part 121 from the body 11 Extending to a plane, the end of the contact portion 121 forms a plane. 

In the above-mentioned embodiments, no matter when the user uses the stylus 10 in a manner that is nearly perpendicular to the capacitive panel 20, the covering portion 141 and the contact portion 121 can form a relatively close contact with the capacitive panel 20. Large contact area A; or when the stylus 10 is used in a manner inclined to the capacitive panel 20, the contact portion 121 and one side of the covering portion 114 can also be used to form a mutual contact with the capacitive panel 20 The smaller contact area B can be used to achieve the effective touch function according to the different usage habits of users; among them, the larger contact area can be applied to the electrode pattern with a larger area, or a capacitive panel with a larger pitch; and a smaller contact area can be applied to a capacitive panel with a smaller electrode pattern or a smaller pitch, thus allowing the use of a small-sized screen with higher-precision hand-drawing and writing functions .

In addition, the body and the nib can also have a transparent appearance, the body and/or the nib can be made of acrylic, crystal, glass, transparent plastic, PC, PS, soft PVC, ABS and other materials, and the outer surface can be further covered with Transparent conductive film (such as conductive polymer material).

Claims (9)

1. A structure of a stylus, characterized in that it at least includes: The main body is a conductor, and the main body is provided with a hand-held part for holding, and the end of the main body is provided with a covering part, and the covering part is also provided with an opening and an accommodating space communicated with the opening and located in the main body; The contact piece is a hard conductor, the contact piece is located in the accommodating space, one end of the contact piece is formed with a contact portion exposed to the opening, and the other end of the contact piece is provided with a restricting portion for locking in positioned within the opening; a conductive elastic piece located in the accommodating space, one end of the conductive elastic piece abuts against the body, and the other end abuts against the limiting portion of the contact piece; Accordingly, during use, the covering part and the contact part form a larger contact area in contact with the use surface, or one side of the cover part and the contact part form a smaller contact area in contact with the use surface. 2 . The structure of the stylus according to claim 1 , wherein the covering portion is an arc-convex surface. 3 . The structure of the stylus according to claim 1 , wherein the covering portion vertically extends from the body toward the contact portion to form a plane. 4 . 4 . The structure of the stylus according to claim 1 , wherein the covering portion is a plane, and an oblique cut surface is formed between the covering portion and the main body. 5. The structure of the stylus according to any one of claims 1 to 4, wherein the end of the contact portion forms an arc convex surface. 6 . The structure of the stylus according to claim 5 , wherein the contact portion is formed with an arc-shaped chamfer. 7. The structure of the stylus according to claim 5, wherein the contact piece is made of metal or conductive plastic, conductive rubber or conductive foam. 8 . The structure of the stylus according to claim 1 , wherein the end of the contact portion forms a plane. 9 . The structure of the stylus according to claim 8 , wherein the contact piece is made of metal or conductive plastic, conductive rubber or conductive foam.

Images