CN218938912U

CN218938912U - Nib waterproof construction and touch-control pen

Info

Publication number: CN218938912U
Application number: CN202223373162.9U
Authority: CN
Inventors: 黄彦鑫; 李睿
Original assignee: Maxeye Smart Technologies Co ltd
Current assignee: Maxeye Smart Technologies Co ltd
Priority date: 2022-12-13
Filing date: 2022-12-13
Publication date: 2023-04-28
Anticipated expiration: 2032-12-13

Abstract

The utility model discloses a pen point waterproof structure and a touch pen, wherein the touch pen comprises a pen point waterproof structure, and the pen point waterproof structure comprises: the pen comprises a pen shell, a pen core, a probe and a waterproof component, wherein an installation cavity and a through hole communicated with the installation cavity are arranged in the pen shell, and the through hole is arranged at one end of the pen shell; the pen refill is positioned in the mounting cavity and provided with a pen point section extending out of the pen shell from the through hole; the probe is positioned in the mounting cavity and sleeved on the pen core; the waterproof component is positioned in the mounting cavity, and the probe is wrapped in the waterproof component. The scheme of the utility model aims to improve the dustproof and waterproof capacity of the touch pen.

Description

Nib waterproof construction and touch-control pen

Technical Field

The utility model relates to the field of touch control pens, in particular to a pen point waterproof structure and a touch control pen.

Background

The stylus is a tool which can be used for touching electronic devices such as mobile phones, computers and the like with capacitive touch screens, and has a pen-shaped appearance, and can not meet some unexpected conditions in life, such as: tea, coffee, soybean milk and the like, which causes liquid to enter the touch pen at the joint of the pen point and the pen holder, and the electronic short circuit or rust of the touch pen is easily caused, so that the service life and the user experience degree of the product are influenced.

Disclosure of Invention

The utility model mainly aims to provide a pen point waterproof structure and a touch pen, and aims to improve dustproof and waterproof capabilities of the touch pen.

In order to achieve the above object, the present utility model provides a pen point waterproof structure, comprising:

the pen comprises a pen shell, wherein an installation cavity and a through hole communicated with the installation cavity are arranged in the pen shell, and the through hole is arranged at one end of the pen shell;

the pen refill is positioned in the mounting cavity and provided with a pen point section extending out of the pen shell from the through hole;

the probe is positioned in the mounting cavity and sleeved on the pen refill;

the waterproof assembly is positioned in the mounting cavity and wraps the probe in the waterproof assembly.

In an embodiment, the front end of the probe is provided with a limiting groove component which extends along the axial direction and is sunken to form, one end of the pen core is sleeved in the limiting groove component, and the pen core can do telescopic motion along the limiting groove component.

In an embodiment, the spacing groove assembly comprises a first spacing groove and a second spacing groove, the first spacing groove is communicated with the second spacing groove and the through hole, the cross section area of the first spacing groove is larger than that of the refill, the refill is sleeved at one end in the spacing groove assembly, and the cross section area of the second spacing groove is the same as that of the refill, which is sleeved at one end in the spacing groove assembly.

In an embodiment, the nib waterproof structure further comprises a pressure sensor, wherein the pressure sensor is located in the installation cavity, the pressure sensor is electrically connected with the probe, and the pressure sensor is connected with the pen refill through the probe and is used for sensing the change of writing force of the pen refill; the waterproof assembly comprises a first waterproof piece and a second waterproof piece, and the first waterproof piece is used for blocking a gap between the probe and the inner side wall of the pen shell; and two ends of the second waterproof piece are respectively contacted with the probe and the pressure sensor.

In an embodiment, the first flashing and the second flashing may be elastic flashing.

In an embodiment, the first waterproof member may be annular and is disposed on the outer peripheral wall of the probe.

In an embodiment, the nib waterproof structure further includes a third waterproof member filled in a gap between the first waterproof member and the pen case.

In an embodiment, the second waterproof piece is further provided with a deformation elastic wall, and a deformation space is arranged between one surface of the probe, which is in contact with the deformation elastic wall.

In an embodiment, the pen point waterproof structure further comprises a conductive elastic member, and the conductive elastic member is arranged around the outer peripheral wall of the probe and is electrically connected with the probe.

The utility model also comprises a touch pen, which comprises a pen point waterproof structure, wherein the pen point waterproof structure comprises a pen shell, an installation cavity and a through hole communicated with the installation cavity are arranged in the pen shell, and the through hole is arranged at one end of the pen shell;

the probe is positioned in the mounting cavity and sleeved on the pen refill;

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a cross-sectional view of an embodiment of a waterproof structure for a pen tip according to the present utility model;

fig. 2 is a partial view a of fig. 1.

Reference numerals illustrate:

reference numerals	Name of the name	Reference numerals	Name of the name
				10	Pen shell	11	Mounting cavity
12	Through hole	20	Pen core
				30	Probe with a probe tip	31	Limiting groove assembly
311	First limit groove	312	Second limit groove
				40	Waterproof assembly	41	First waterproof piece
42	Second waterproof piece	50	Pressure sensor
				60	Conductive elastic piece

The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that, if a directional indication (such as up, down, left, right, front, and rear … …) is involved in the embodiment of the present utility model, the directional indication is merely used to explain the relative positional relationship, movement condition, etc. between the components in a specific posture, and if the specific posture is changed, the directional indication is correspondingly changed.

In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, if "and/or" and/or "are used throughout, the meaning includes three parallel schemes, for example," a and/or B "including a scheme, or B scheme, or a scheme where a and B are satisfied simultaneously. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

The utility model provides a pen point waterproof structure.

Referring to fig. 1 to 2, in an embodiment of the present utility model, a pen tip waterproof structure includes:

a pen shell 10, wherein an installation cavity 11 and a through hole 12 communicated with the installation cavity 11 are arranged in the pen shell 10, and the through hole 12 is arranged at one end of the pen shell 10;

a cartridge 20, the cartridge 20 being located in the mounting chamber 11 and having a nib portion protruding from the through hole 12 out of the pen case 10;

the probe 30 is positioned in the mounting cavity 11 and sleeved on the pen core 20;

a waterproof component 40, wherein the waterproof component 40 is positioned in the installation cavity 11, and the probe 30 is wrapped in the waterproof component 40.

In the daily use process, the direction of force applied to the pen point section of the pen core 20 by a user in the use process is not single, so that the pen point can stretch back and forth along the axial direction of the through hole of the pen shell 10 due to the action of external force, and meanwhile, the pen core 20 can slightly shake left and right in the use process due to the action of the external force, so that tiny deformation can be generated, the gap between the pen core 20 and the pen shell 10 is increased along with longer use time, and the risk of liquid and dust invasion is also increased along with longer use time; the waterproof assembly 40 is arranged to cover the pen core 20 and the probe 30 in the waterproof assembly 40, so that the pen core 20 and the probe 30 can shake along with the shake of the pen core 20, the pen core 20 and the probe 30 are guaranteed to be in a sealed state all the time, the waterproof and dustproof reliability is greatly improved, liquid flowing in from the pen core 20 and the probe 30 can be blocked by the waterproof assembly 40, the structure can be applied to a touch pen, an inductance device electrically connected with the probe 30 is not affected, and the service life of the touch pen is prolonged.

Referring to fig. 1 to 2, in the embodiment of the present utility model, a limiting groove assembly 31 is formed by axially extending and recessing a front end of the probe 30, one end of the pen core 20 is sleeved in the limiting groove assembly 31, and the pen core 20 can perform telescopic movement along the limiting groove assembly 31.

Because the groove depth of the limiting groove assembly 31 and the length along the axial direction of the through hole are not limited, the contact area between the probe 30 and the pen core 20 is enlarged, and meanwhile, the limiting groove assembly 31 plays a further limiting role on the pen core 20, so that the condition that the pen core 20 is stressed to shake left and right is greatly reduced. The specific pen core 20 can move to be abutted with one end of the limit groove component 31, which is far away from the front end of the probe 30, when performing telescopic movement, so that the probe 30 can be pushed to prop against the waterproof component 30.

Referring to fig. 1-2, in the embodiment of the present utility model, the limiting groove assembly 31 includes a first limiting groove 311 and a second limiting groove 312, the first limiting groove 311 is communicated with the second limiting groove 312 and the through hole 12, the cross-sectional area of the first limiting groove 311 is larger than one end of the cartridge 20 sleeved in the limiting groove assembly 31, and the cross-sectional area of the second limiting groove 312 is the same as one end of the cartridge 20 sleeved in the limiting groove assembly 31.

The contact area between the probe 30 and the pen core 20 is enlarged by the first limiting groove 311, and meanwhile, the pen core 20 is further limited by the second limiting groove 312, so that the condition that the pen core 20 is stressed to shake left and right is greatly reduced.

Referring to fig. 1 to 2, in the embodiment of the present utility model, the pen tip waterproof structure further includes a pressure sensor 50, the pressure sensor 50 is located in the installation cavity 11, the pressure sensor 50 is electrically connected to the probe 30, and the pressure sensor 50 is connected to the pen core 20 through the probe 30, so as to sense a change of writing force of the pen core; the waterproof assembly 40 includes a first waterproof member 41 and a second waterproof member 42, the first waterproof member 41 being used to block a gap between the probe 30 and the inner sidewall of the pen case 10; both ends of the second waterproof member 42 are respectively contacted with the probe 30 and the pressure sensor 50.

The gap between the probe 30 and the pen shell 10 is sealed by the first waterproof piece 41, so that when the pen core 20 is stressed to make telescopic movement along the axial direction of the through hole of the pen shell 10 in the writing process, water flowing in from the pen core 20 and the probe 30 is blocked by the first waterproof piece 41 and the second waterproof piece 42, the waterproof and dustproof effects are further achieved, and the waterproof and dustproof performances of the touch pen are greatly improved. During writing, the pen core 20 moves in a telescopic manner to drive the probe 30 to move and abut against the second waterproof piece 40, so that force is transmitted to the pressure sensor 50, the change of writing force of the pen core is sensed, the thickness of handwriting is changed according to the change of writing force of a user, and excellent effect experience is achieved, so that the pressure sensor 50 can work normally, and the pen core 20 needs to stretch and retract to a certain extent along the axial direction of the through hole 12.

In an embodiment of the present utility model, the pressure sensor 50 may be an F-sensor.

Referring to fig. 1 to 2, in the embodiment of the present utility model, the first waterproof member 41 and the second waterproof member 42 may be elastic waterproof members.

Due to the characteristics of the elastic waterproof piece, the elastic waterproof piece can deform along with the relative change of the probe 30 and the pen shell 10, so that the pen core 20 is ensured to be in a sealed state at any moment, and the reliability of waterproof and dustproof is greatly improved.

Specifically, the elastic waterproof piece that adopts can be soft material, compares in general stereoplasm material and more easily produces deformation, can satisfy refill 20 along the axial fore-and-aft concertina movement of through-hole, and the elastic waterproof piece can adopt liquid silica gel, and liquid silica gel has excellent tear resistance, resilience, resistance to yellowing, thermal stability and ageing resistance, and for other most materials, its safer environmental protection. Of course, in other embodiments, the elastic waterproof member may be made of elastic plastic (such as TPE, TPR, TPU) or other materials.

The first waterproof member 41 may be an RX plastic ring.

Referring to fig. 1 to 2, in the embodiment of the present utility model, the first waterproof member 41 may be disposed around the outer peripheral wall of the probe 30 in a circular ring manner.

The circular ring mode is convenient to process, so that the circular ring type probe can be better and evenly contacted with the peripheral wall of the probe 30, the waterproof effect can be better realized, and meanwhile, the circular ring type probe is convenient to process and purchase, so that the production efficiency is improved. The ring may be a single ring or multiple rings.

Referring to fig. 1 to 2, in the embodiment of the present utility model, the nib waterproof structure further includes a third waterproof member, and the third waterproof member is filled in a gap between the first waterproof member 41 and the pen case 10.

The waterproof and dustproof functions are further achieved, the waterproof and dustproof performances of the touch pen are greatly improved, and the waterproof grade reaches ipx in the industry. The design has simple structure, is convenient to process, and is suitable for mass production and popularization.

Referring to fig. 1 to 2, in the embodiment of the present utility model, the second waterproof member 42 further has a deformed elastic wall, and a deformation space is provided between the surface of the probe 30 contacting with the deformed elastic wall.

When in use, the pen point can extrude the waterproof component 40, the deformation space is arranged, the deformation degree of the second waterproof piece 42 can be increased, the pen core 20 can smoothly stretch out and draw back along the axis of the through hole, and the probe is driven to abut against the second waterproof piece 42, so that the pen core can be better sensed by the pressure sensor 50.

In an embodiment of the present utility model, the second waterproof member 42 may be silica gel.

Referring to fig. 1-2, in the embodiment of the present utility model, the pen tip waterproof structure further includes a conductive elastic member 60, and the conductive elastic member 60 is disposed around the outer peripheral wall of the probe 30 and is electrically connected to the probe 30.

When the pen core 20 drives the probe 30 to move in the telescopic movement process, the conductive elastic piece 60 is arranged at the outer Zhou Bitao of the probe 30, so that the probe 30 can be conveniently fixed, the condition that the detection accuracy is reduced due to the fact that the probe 30 is deviated in the use process is effectively prevented, and the conductive elastic piece 60 is adopted to improve the conductive performance and the conductive contact surface.

In an embodiment of the present utility model, the conductive elastic member 60 may be an electrode spring.

The utility model also provides a touch pen, which comprises: a pen shell 10, wherein an installation cavity 11 and a through hole 12 communicated with the installation cavity 11 are arranged in the pen shell 10, and the through hole 12 is arranged at one end of the pen shell 10;

The utility model also provides a touch pen which adopts all the technical schemes of all the embodiments, so that the touch pen has all the beneficial effects brought by the technical schemes of the embodiments, and the detailed description is omitted.

The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the description of the present utility model and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the utility model.

Claims

1. A nib waterproof construction, characterized by comprising:

the probe is positioned in the mounting cavity and sleeved on the pen refill;

2. The pen point waterproof structure according to claim 1, wherein the front end of the probe is provided with a limiting groove assembly extending along the axial direction and concavely formed, one end of the pen core is sleeved in the limiting groove assembly, and the pen core can do telescopic motion along the limiting groove assembly.

3. The nib waterproof structure of claim 2, wherein the limit groove assembly comprises a first limit groove and a second limit groove, the first limit groove is communicated with the second limit groove and the through hole, the cross-sectional area of the first limit groove is larger than one end of the refill sleeved in the limit groove assembly, and the cross-sectional area of the second limit groove is the same as one end of the refill sleeved in the limit groove assembly.

4. The nib waterproof structure according to claim 2, further comprising a pressure sensor located in the installation cavity, the pressure sensor being electrically connected to the probe, the pressure sensor being connected to the cartridge through the probe for sensing a change in writing force of the cartridge; the waterproof assembly comprises a first waterproof piece and a second waterproof piece, and the first waterproof piece is used for blocking a gap between the probe and the inner side wall of the pen shell; and two ends of the second waterproof piece are respectively contacted with the probe and the pressure sensor.

5. The nib waterproof structure of claim 4, wherein the first waterproof member and the second waterproof member may be elastic waterproof members.

6. The nib waterproof structure according to claim 5, wherein the first waterproof member is provided in a ring shape around the outer peripheral wall of the probe.

7. The nib waterproof structure according to claim 6, further comprising a third waterproof member filled in a gap between the first waterproof member and the pen case.

8. The nib waterproof structure of claim 5, wherein the second waterproof member further has a deformed elastic wall, and a deformation space is provided between a surface of the probe in contact with the deformed elastic wall.

9. The nib waterproof structure according to claim 1, further comprising a conductive elastic member disposed around the outer peripheral wall of the probe in electrical communication with the probe.

10. A stylus comprising a nib waterproof structure as claimed in any one of claims 1 to 9.