CN-224217077-U - Touch pen point, touch pen and electronic equipment

Abstract

The embodiment of the application provides a touch pen point, a touch pen and electronic equipment, which aim to solve the problem of low position accuracy of the touch pen point detected by a display panel, wherein a shell in the touch pen point is enclosed to form a containing channel, and a conductive pen point is provided with a position signal; the detection electrode is arranged in the accommodating channel, one end of the detection electrode is arranged close to the tip of the conductive pen point, and the detection electrode is configured to have a detection signal. When writing, the display panel receives the position signal and obtains the position of the conductive nib according to the position signal, the display panel also receives the detection signal, obtains the included angle between the central line of the touch pen and the display panel according to the detection signal, and corrects the position of the conductive nib according to the included angle so as to display lines at the corresponding positions, thereby improving the position accuracy of the detected conductive nib and further improving the writing and drawing accuracy.

Inventors

• XIAO ZHENGWEI
• XIANG YANG
• ZHENG HONGSHENG
• Di Linsen

Assignees

• 华为技术有限公司

Dates

Publication Date

20260508

Application Date

20250324

Claims (13)

1. 1. A touch pen tip, comprising: the shell is surrounded to form an accommodating channel; A conductive nib disposed at a tip of the housing, a portion of the conductive nib being disposed within the receiving channel, the conductive nib configured to have a position signal The detection electrode is arranged in the accommodating channel, the detection electrode is arranged at intervals with the conductive pen point, one end of the detection electrode is arranged close to the tip, and the detection electrode is configured to have a detection signal.
2. 2. The touch pen tip according to claim 1, further comprising a circuit board, at least a portion of the circuit board being disposed within the receiving channel; The detection electrode comprises a conductive tube, the central line of the conductive tube is parallel to the central line of the accommodating channel, one end of the circuit board extends into the conductive tube, and the conductive tube is connected with the circuit board.
3. 3. The touch pen tip according to claim 2, further comprising a first insulating sleeve, wherein the first insulating sleeve is sleeved on the circuit board, the first insulating sleeve is located between the conductive tube and the circuit board, and the first insulating sleeve is connected with both the conductive tube and the circuit board.
4. 4. A touch pen tip according to claim 3, further comprising a conductive member disposed between the circuit board and the first insulating sleeve, the conductive member being electrically connected to the circuit board, a contact portion being provided on a surface of the conductive member facing the conductive tube, an opening being provided on the first insulating sleeve, the opening exposing the contact portion, the contact portion being connected to the conductive tube.
5. 5. The touch pen tip according to any one of claims 2-4, further comprising a connector disposed within the conductive tube, the connector being spaced from the conductive tube, one end of the connector being electrically connected to the circuit board, the other end of the connector being connected to the conductive pen tip.
6. 6. The touch pen tip according to claim 5, further comprising a second insulating sleeve, wherein the second insulating sleeve is sleeved outside the connector, and wherein the second insulating sleeve is connected to both the connector and the conductive tube.
7. 7. The touch pen tip according to claim 6, wherein a first limiting portion is provided on an outer wall of the second insulating sleeve, a second limiting portion is provided on an inner wall of the conductive tube, and the first limiting portion abuts against the second limiting portion to prevent the second insulating sleeve from moving toward the tip.
8. 8. The touch pen tip according to claim 5, wherein the connector comprises a sliding sleeve, a spring, a conductive slider and a conductive fixing block, the spring, the conductive slider and the conductive fixing block are all arranged in the sliding sleeve, the conductive slider is located between the spring and the conductive pen tip, one end of the spring is connected with the conductive slider, and the spring is used for propping the conductive slider against the conductive pen tip so that the conductive slider is propped against the conductive pen tip; The conductive fixing block is connected with one end of the circuit board facing the tip, the other end of the spring is connected with the conductive fixing block, and the conductive pen point is electrically connected with the circuit board through the conductive sliding block, the spring and the conductive fixing block.
9. 9. The touch pen tip according to any one of claims 2-4, wherein the housing is a transparent shell, a cross-sectional area of the housing gradually decreases in a direction approaching the tip, and a cross-sectional area of the conductive tube gradually decreases in a direction approaching the tip.
10. 10. The touch pen tip according to any one of claims 2-4, further comprising a fixing post, wherein a fixing channel is arranged on the fixing post, at least part of the circuit board is penetrated in the fixing channel and connected with the fixing post, at least part of the fixing post is penetrated in the accommodating channel, and the fixing post is detachably connected with the housing.
11. 11. The touch pen tip according to claim 10, wherein a connecting external thread is provided on an outer wall of the fixing post, a connecting internal thread is provided on a side wall of the accommodating channel, and the connecting external thread is matched with the connecting internal thread.
12. 12. A stylus comprising a body and a stylus tip as claimed in any one of claims 1 to 11, one end of the body being connected to an end of the housing facing away from the tip.
13. 13. An electronic device comprising a display panel and the stylus of claim 12, the display panel comprising a touch structure configured to detect a position of the conductive tip of the stylus.

Description

Touch pen point, touch pen and electronic equipment Technical Field The embodiment of the application relates to the technical field of terminal equipment, in particular to a touch pen point, a touch pen and electronic equipment. Background Electronic devices having display panels are generally configured with a stylus, and a user can make a touch tip of the stylus contact with the display panel by holding the stylus, and the display panel displays lines by detecting the position of the touch tip to implement operations such as writing and drawing. However, the accuracy of the position of the touch pen tip detected by the display panel is low, resulting in poor writing and drawing accuracy. Disclosure of utility model The embodiment of the application provides a touch pen point, a touch pen and electronic equipment, which can improve the position accuracy of the touch pen point detected by a display panel. In a first aspect, an embodiment of the application provides a touch pen tip, which comprises a housing, a conductive pen tip and a detection electrode, wherein the housing is surrounded by a containing channel, the conductive pen tip is arranged at the tip end of the housing, a part of the conductive pen tip is positioned in the containing channel, the conductive pen tip is configured to have a position signal, the detection electrode is arranged in the containing channel and is arranged at a distance from the conductive pen tip, one end of the detection electrode is arranged near the tip end, and the detection electrode is configured to have a detection signal. The touch pen point provided by the embodiment of the application has the advantages that when writing is performed, the display panel receives the position signal and obtains the position of the conductive pen point according to the position signal, the display panel also receives the detection signal, obtains the included angle between the central line of the touch pen and the display panel according to the detection signal, and corrects the position of the conductive pen point according to the included angle so as to display lines at the corresponding positions, so that the accuracy of the detected position of the conductive pen point is improved, and the writing and drawing precision is further improved. In some embodiments including the above embodiments, the touch pen tip further includes a circuit board, at least a portion of the circuit board is disposed in the accommodating channel, the detection electrode includes a conductive tube, a center line of the conductive tube is parallel to a center line of the accommodating channel, one end of the circuit board extends into the conductive tube, and the conductive tube is connected to the circuit board. Because the detection electrode is arranged in the accommodating channel, the distance between the detection electrode and the display panel is long, and therefore, one end of the conductive tube faces the tip of the shell, that is, one end of the conductive tube faces the display panel, so that the display panel can receive detection signals. In some embodiments, which may include the above embodiments, the touch pen tip further includes a first insulating sleeve, the first insulating sleeve is sleeved on the circuit board, the first insulating sleeve is located between the conductive tube and the circuit board, and the first insulating sleeve is connected to both the conductive tube and the circuit board. By the arrangement, insulation between the conductive tube and the circuit on the circuit board can be realized on the premise of ensuring firm connection between the conductive tube and the circuit board. In some embodiments, which may include the above embodiments, the touch pen tip further includes a conductive member disposed between the circuit board and the first insulating sleeve, the conductive member is electrically connected to the circuit board, a contact portion is disposed on a surface of the conductive member facing the conductive tube, an opening is disposed on the first insulating sleeve, the opening exposes the contact portion, and the contact portion is connected to the conductive tube. The arrangement realizes the electric connection between the circuit board and the conductive pipe through the conductive piece. In some embodiments, which may include the above embodiments, the circuit board may have a first line thereon, the first line being electrically connected to the conductive member to transmit the detection signal to the conductive member. The conductive member may include a conductive sheet covering a surface of the circuit board, and the conductive sheet corresponds to the surface of the circuit board. The contact portion may include a protrusion provided on a side of the conductive sheet facing away from the circuit board, or a metal sheet attached to a side of the conductive sheet facing away from the circuit board. The two conductive pieces are symmetrically or