CN222439939U

CN222439939U - Active touch pen

Info

Publication number: CN222439939U
Application number: CN202421158459.XU
Authority: CN
Inventors: 林溪彬
Original assignee: Yuanxiu Technology Chongqing Co ltd
Current assignee: Yuanxiu Technology Chongqing Co ltd
Priority date: 2024-05-23
Filing date: 2024-05-23
Publication date: 2025-02-07
Anticipated expiration: 2034-05-23

Abstract

The utility model provides an active stylus, includes pen container, pen-holder, control chip, the pen-holder includes mutually independent pen-holder section, nib section, and pen-holder section, nib section all adopt insulating material to make, and evenly distributed has a plurality of conductive particles, still includes insulating electricity ring cover that gathers, insulating electricity ring cover that gathers is established on the nib section, and the axial is spacing, and nib, the tail end of nib section all extend out insulating electricity ring cover that gathers, the tail end of nib section links to each other with the head end of pen-holder section, and the combination constitutes the pen-holder, control chip's signal output part electricity is connected at the tail end of pen-holder section, control chip, pen-holder set up in the pen container, insulating electricity ring cover detachable assembly is in pen-holder opening part, and the combination constitutes active stylus. The utility model has the advantages of simple structure, low manufacturing cost, low use cost and convenient maintenance.

Description

Active touch pen

Technical Field

The present disclosure relates to touch pens, and more particularly, to an active touch pen.

Background

The mainstream 3C products such as smart phones and tablet computers all adopt capacitive touch panel technology, a layer of ITO conductive material is contained in screen glass of the capacitive touch panel, fingers or touch pens are conductors, when the touch screen is touched, small current is sucked by a grounding loop formed by contact points, the touch screen judges the touch point by sensing the change of the capacitance value of an XY axis, and touch response can be generated at the position.

The touch pen comprises a passive touch a control pen and an active touch pen. The passive stylus replaces the finger conductor, power is not needed, the pen point is generally thicker, enough capacitance induction quantity is achieved, and the passive stylus cannot meet the requirements of finer touch tracks, such as electronic signatures, fine line drawing and the like.

The active stylus contains a battery and a control chip, and the control chip sends out a driving or touch signal, so that the touch panel can confirm the position coordinates of the pen point of the active stylus according to the emitting point of the signal, and the pressure detection module sends out a touch signal when the pen point is contacted with the touch panel, thereby achieving the touch purpose.

The pen holder matched with the active stylus is usually of an integrated structure, the front end of the pen holder is reduced in diameter to form a pen point, and the rear end of the pen holder is connected with a battery through a control chip. Because the nib of the active stylus is fine, and is usually made of elastic materials, the active stylus has poor durability, high overall replacement cost and complicated replacement.

Therefore, how to design an active stylus with simple structure and low use cost is a problem to be solved by those skilled in the art.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provide an active touch pen which has the advantages of simple structure, low manufacturing cost, low use cost and convenient maintenance.

The active touch pen comprises a pen holder, a pen holder and a control chip, wherein the pen holder comprises a pen holder section and a pen tip section which are mutually independent, the pen holder section and the pen tip section are made of insulating materials and uniformly distributed with a plurality of conductive particles, the active touch pen further comprises an insulating electricity-collecting ring sleeve, the insulating electricity-collecting ring sleeve is sleeved on the pen tip section and axially limited, the pen tip and the tail end of the pen tip section are outwards extended from the insulating electricity-collecting ring sleeve, the tail end of the pen tip section is connected with the head end of the pen holder section and combined to form the pen holder, the signal output end of the control chip is electrically connected to the tail end of the pen holder section, the control chip and the pen holder are arranged in the pen holder, and the insulating electricity-collecting ring sleeve is detachably assembled at the opening of the pen holder and combined to form the active touch pen.

The pen holder section and the pen point section are obtained by injection molding of plastic or rubber.

The conductive particles are carbon black particles or conductive metal particles or macromolecule conductive particles.

The insulation electricity gathering ring sleeve is in a round table shape, a pen point of the pen point section extends out of the small-diameter end of the round table-shaped insulation electricity gathering ring sleeve, and the tail end of the pen point section extends out of the large-diameter end of the round table-shaped insulation electricity gathering ring sleeve.

The pen point section is a secondary step section, the large diameter section of the secondary step section is arranged to be a hemispherical or 3/4 spherical body to form the pen point, and the insulating electricity gathering ring is sleeved on the small diameter section of the secondary step section.

The pen point is characterized in that one or more limiting protrusions are arranged on the periphery of the small-diameter section of the pen point section, a corresponding limiting concave cavity is formed in the inner wall of the insulating electricity-collecting ring sleeve, and the insulating electricity-collecting ring sleeve is matched with the limiting protrusions through the limiting concave cavity to form axial and circumferential limiting.

The insulating electricity gathering ring sleeve is sleeved on the small-diameter section of the pen point section and is limited axially through the shaft shoulder of the secondary step section and the shaft end surface of the pen holder section.

The pen is characterized in that a connecting hole is formed in the head end of the pen holder section, and the tail end of the pen tip section is matched in the connecting hole through insertion or threads to form detachable connection.

The insulating electricity gathering ring sleeve is matched with or inserted into the opening of the pen container through threads.

The pen holder further comprises a pressure sensor, wherein the pressure sensor is arranged in the pen holder and is electrically connected with the control chip, and the pressure sensor is contacted with the tail end of the pen holder section.

The technical scheme has the following beneficial effects:

1. The active touch pen comprises a pen container, a pen holder and a control chip, wherein the pen container is used for protecting the pen holder and the control chip, the pen holder is used for clicking a touch panel and sending out an electric signal, and the requirement of fine touch is met. The pen holder comprises a pen holder section and a pen point section which are mutually independent, wherein the pen holder section and the pen point section are made of insulating materials and are uniformly provided with a plurality of conductive particles, and the pen point section and the pen point end of the pen holder have moderate hardness materials so as to improve the smoothness of touch operation and meet the requirement of electric signal transmission. The pen is characterized by further comprising an insulating electricity-collecting ring sleeve, wherein the insulating electricity-collecting ring sleeve is arranged on the pen point section and axially limited, the pen point and the tail end of the pen point section are outwards extended out of the insulating electricity-collecting ring sleeve, the tail end of the pen point section is connected with the head end of the pen rod section, and the pen rod is combined to form a pen rod, namely, the pen point section can be replaced independently, and the pen rod (comprising the pen point section and the pen rod section) is isolated from a user through the pen holder and the insulating electricity-collecting ring sleeve, so that the current intensity of the pen rod is improved, and the interference effect of the external environment on signals is reduced. The signal output end of the control chip is electrically connected to the tail end of the pen holder section, and obviously, the control chip is provided with a power supply. The control chip and the pen holder are arranged in the pen holder, the insulating electricity-collecting ring sleeve is detachably assembled at the opening of the pen holder, the active touch pen is formed by combination, the insulating electricity-collecting ring sleeve is arranged at the opening of the pen holder, the shell of the touch pen is formed, the pen point section is fixedly assembled in the insulating electricity-collecting ring sleeve, the pen holder section is fixedly assembled on the pen point section, the position of the control chip is limited by the inner space of the pen holder section and the inner space of the pen holder, and the normal use of the touch pen is ensured. The nib section of the whole touch control pen is used as a loss piece, so that the touch control pen is easy to install and detach, and the maintenance and use cost of the touch control pen can be effectively reduced.

2. The pen holder section and the pen point section are obtained by injection molding of plastic or rubber, so that the hardness of the pen point section is moderate, the use requirements of different consumers on the touch control pen are met, and the processing cost is low.

3. The insulating electricity ring cover that gathers is the round platform form, the nib of nib section is outwards stretched out from the little footpath end of round platform form insulating electricity ring cover that gathers, the tail end of nib section is outwards stretched out from the big footpath end of round platform form insulating electricity ring cover that gathers, guarantees the fixed strength to nib section, improves nib section's stability, and then improves the touch-control precision of stylus.

4. The nib section is the second grade bench, and the big footpath section of second grade bench sets up to hemispherical or 3/4 spheroid, forms the nib, improves nib on the smooth degree of touch screen, nib section's life, insulating electricity loop cover that gathers is established on the path section of second grade bench, and the cooperation degree of depth of nib section and pen-holder section can also be limited to insulating electricity loop cover, and then guarantees the pen-holder length that comprises nib section, pen-holder section combination, satisfies the demand of accurate assembly.

5. The pen holder is characterized by further comprising a pressure sensor, the pressure sensor is arranged in the pen holder and is electrically connected with the control chip, the pressure sensor is in contact with the tail end of the pen holder section, the pen holder is slightly deformed in the axial direction, the nib pressure of the pen holder can be detected through the pressure sensor, the nib pressure can be converted into a pressure value through the control chip, and then an output signal can be adjusted to meet the requirement of accurate touch control.

Further description is provided below with reference to the drawings and detailed description.

Drawings

FIG. 1 is an exploded view of the present utility model;

FIG. 2 is a cross-sectional view of FIG. 1;

fig. 3 is a schematic view of the assembly of the present utility model.

In the drawing, 1 is a pen container, 2 is a pen holder, 21 is a pen holder section, 22 is a pen tip section, 221 is a limit protrusion, 3 is a control chip, 4 is an insulating electricity-collecting ring sleeve, 41 is a limit concave cavity, and 5 is a pressure sensor.

Detailed Description

Referring to fig. 1 to 3, an embodiment of an active stylus is shown. The active stylus comprises a pen container 1, a pen holder 2 and a control chip 3, wherein the pen container is made of plastic or other non-conductive materials such as ceramics, and the improvement point of the utility model is not a chip, so that the existing stylus chip is applicable to the utility model, such as an x3 intelligent chip and the like. The pen holder 2 comprises a pen holder section 21 and a pen tip section 22 which are mutually independent, wherein the pen holder section 21 and the pen tip section 22 are made of insulating materials, the pen holder section 21 and the pen tip section 22 are made of plastics or rubber through injection molding, materials are generally selected according to different purposes, a plurality of conductive particles are uniformly distributed, carbon black particles are generally selected as the conductive particles, other conductive particles such as conductive metal particles or macromolecule conductive particles can be adopted as the conductive particles, and therefore the requirements of signal transmission are met. Still include insulating electricity ring cover 4 that gathers, insulating electricity ring cover 4 cover is established on nib section 22, and the axial is spacing, nib, the tail end of nib section 22 all stretch out insulating electricity ring cover 4 that gathers, in this embodiment, insulating electricity ring cover that gathers is round platform form, the nib of nib section 22 stretches out from round platform form insulating electricity ring cover 4's the path end outward, nib section 22's tail end stretches out from round platform form insulating electricity ring cover 4's the big diameter end outward, in order to guarantee the connection stability between nib section and the insulating electricity ring cover that gathers, and the installation, dismantle the convenience, be provided with one or more spacing arch 221 at nib section 22's path section periphery, generally design for two of symmetric distribution can, be provided with corresponding spacing cavity 41 on insulating electricity ring cover 4's the inner wall that gathers, insulating electricity ring cover 4 passes through spacing cavity 41 and spacing arch 221 cooperation, forms axial, circumference spacing. The tail end of the pen point section 22 is connected with the head end of the pen holder section 21 to form the pen holder 2 in a combined way, specifically, a connecting hole is formed in the head end of the pen holder section 21, the tail end of the pen point section 22 is matched in the connecting hole through insertion or threads to form detachable connection, and an insulating electricity collecting ring sleeve assembled on the small-diameter section of the pen point section is axially limited through the shaft shoulder of the secondary step section and the shaft end surface of the pen holder section 21. The signal output end of the control chip 3 is electrically connected to the tail end of the pen holder section 21, and obviously, the control chip is provided with a power supply for supplying power to the pen holder section, and can be designed to be sleeved at the tail end of the pen holder section to form a detachable integral structure. The control chip 3 and the pen holder 2 are arranged in the pen holder 1, the insulating electricity-collecting ring sleeve 4 is detachably assembled at the opening of the pen holder, the active touch pen is formed by combination, and the insulating electricity-collecting ring sleeve 4 is specifically matched or inserted at the opening of the pen holder 1 through threads.

In order to further improve the fine touch demand of the touch pen, a pressure sensor 5 is further arranged in the pen container, the pressure sensor 5 is electrically connected with the control chip 3, the pressure sensor 5 is in contact with the tail end of the pen holder section 21, when the pen point of the pen holder is subjected to pressure, the pressure sensor can be transmitted to the pen holder to transmit a slight deformation amount to the pressure sensor so as to generate a signal, the signal is transmitted to the control chip to be converted into a pressure value, and then an electric signal output by the control chip to the outside is regulated.

Claims

1. An active touch pen, comprising a pen holder (1), a pen shaft (2), and a control chip (3), wherein the pen shaft (2) comprises a pen shaft section (21) and a pen tip section (22) which are independent of each other, the pen shaft section (21) and the pen tip section (22) are both made of insulating material and have a plurality of conductive particles evenly distributed thereon,

It also includes an insulating power-gathering ring sleeve (4), which is sleeved on the pen tip section (22) and axially limited, and the pen tip and the tail end of the pen tip section (22) both extend out of the insulating power-gathering ring sleeve (4).

The tail end of the pen tip section (22) is connected to the head end of the pen shaft section (21), and the combination forms the pen shaft (2). The signal output end of the control chip (3) is electrically connected to the tail end of the pen shaft section (21).

The control chip (3) and the pen holder (2) are arranged in the pen barrel (1), and the insulating power-gathering ring sleeve (4) is detachably assembled at the opening of the pen barrel, and the combination forms an active touch pen.

2. The active stylus pen according to claim 1, characterized in that the pen shaft section (21) and the pen tip section (22) are made of plastic or rubber by injection molding.

3 . The active stylus pen according to claim 1 , wherein the conductive particles are carbon black particles, conductive metal particles, or polymer conductive particles.

4. The active stylus pen according to claim 1 is characterized in that: the insulating power-concentrating ring sleeve (4) is in a truncated cone shape, the tip of the pen tip section (22) extends out from the small diameter end of the truncated cone-shaped insulating power-concentrating ring sleeve (4), and the tail end of the pen tip section (22) extends out from the large diameter end of the truncated cone-shaped insulating power-concentrating ring sleeve (4).

5. The active stylus pen according to claim 1 is characterized in that: the pen tip section (22) is a two-stage step section, the large diameter section of the secondary step section is set to a hemispherical or 3/4 spherical body to form a pen tip, and the insulating focusing ring sleeve (4) is sleeved on the small diameter section of the secondary step section.

6. The active stylus pen according to claim 5 is characterized in that: one or more limiting protrusions (221) are arranged on the outer periphery of the small diameter section of the pen tip section (22), and a corresponding limiting cavity (41) is arranged on the inner wall of the insulating focusing ring sleeve (4), and the insulating focusing ring sleeve (4) forms axial and circumferential limiting through the cooperation of the limiting cavity (41) and the limiting protrusion (221).

7. The active stylus pen according to claim 5 is characterized in that: the insulating focusing ring sleeve (4) is sleeved on the small diameter section of the pen tip section, and is axially limited by the shoulder of the secondary step section and the axial end face of the pen shaft section (21).

8. The active stylus pen according to claim 1 is characterized in that a connecting hole is provided at the head end of the pen shaft section (21), and the tail end of the pen tip section (22) is plugged or threaded into the connecting hole to form a detachable connection.

9. The active touch pen according to claim 1, characterized in that the insulating power-gathering ring sleeve (4) is threadedly fitted or plugged into the opening of the pen barrel (1).

10. The active stylus pen according to claim 1 is characterized in that it also includes a pressure sensor (5), wherein the pressure sensor (5) is installed in the pen barrel (1) and is electrically connected to the control chip (3), and the pressure sensor (5) is in contact with the rear end of the pen shaft section (21).