CN111267511A

CN111267511A - Intelligent pen

Info

Publication number: CN111267511A
Application number: CN202010249780.9A
Authority: CN
Inventors: 吴雄新; 刘冰
Original assignee: Shenzhen Tengqianli Technology Co ltd
Current assignee: Shenzhen Tengqianli Technology Co ltd
Priority date: 2020-03-31
Filing date: 2020-03-31
Publication date: 2020-06-12
Anticipated expiration: 2040-03-31
Also published as: CN111267511B; WO2021196714A1

Abstract

The invention discloses an intelligent pen, which comprises a pen holder, wherein the pen holder is provided with a touch switch; the refill is movably arranged on the pen holder, the refill can move relative to the pen holder and can be abutted to trigger the touch switch, and the length of the refill is not less than 70 mm and not more than 150 mm; and the guide structure is arranged on the pen holder so as to guide the movement of the pen core. According to the technical scheme, the uniformity and the stability of the contact between the pen core and the touch switch are improved, and the normal work of the intelligent pen is ensured.

Description

Intelligent pen

Technical Field

The invention relates to the technical field of intelligent writing pens, in particular to an intelligent pen.

Background

The smart pen is widely used because it can write or draw on paper in addition to a display screen or a touch screen. In order to be able to capture input information such as text or patterns so that the smart pen can store records of the input information. The intelligent pen in the related art is provided with a camera for capturing, and a pen core is correspondingly moved by the extrusion pressure of a display screen, a touch screen or paper when writing so as to trigger a touch switch, so that the camera electrically connected with the touch switch is started to normally work. However, when the pen core has a certain length, the moving process of the pen core is easy to shift, so that the pen core and the touch switch cannot be in uniform and stable contact, and the normal work of the intelligent pen is influenced.

The above is only for the purpose of assisting understanding of the technical solutions of the present application, and does not represent an admission that the above is prior art.

Disclosure of Invention

The invention mainly aims to provide an intelligent pen, which aims to improve the uniformity and stability of the contact between a pen core and a touch switch and ensure the normal work of the intelligent pen.

In order to achieve the above object, the present invention provides an intelligent pen comprising:

the pen holder is provided with a touch switch;

the refill is movably arranged on the pen holder, the refill can move relative to the pen holder and can be abutted to trigger the touch switch, and the length of the refill is not less than 70 mm and not more than 150 mm; and

the guide structure is arranged on the pen holder to guide the movement of the pen core.

In an embodiment of the invention, the guide structure comprises a guide cavity, and the guide cavity is arranged on the penholder and extends along the moving direction of the pen core;

the pen core comprises a pen core body and a pen point connected with the pen core body, at least part of the pen core body is movably embedded in the guide cavity, one end, far away from the pen point, of the pen core body can be abutted to trigger the touch switch, and the pen point penetrates out of the guide cavity and is exposed outside.

In an embodiment of the present invention, the guiding structure further includes a guiding sleeve, and the guiding sleeve is disposed in the guiding cavity and sleeved on an outer surface of the pen core body.

In an embodiment of the invention, the guide sleeve abuts against the cavity wall of the guide cavity, and the pen holder and the pen core are matched and clamped to fix the guide sleeve.

In an embodiment of the present invention, the guide sleeve is provided with one of a rotation stop block and a rotation stop groove, the cavity wall of the guide cavity is provided with one of a rotation stop block and a rotation stop groove, and the rotation stop block is inserted into the rotation stop groove.

In an embodiment of the present invention, the guide sleeve is provided with at least two rotation stopping blocks, the at least two rotation stopping blocks are uniformly distributed along the circumferential direction of the guide sleeve at intervals, the cavity wall of the guide cavity is provided with at least two rotation stopping grooves, one rotation stopping groove is opposite to one rotation stopping block, and each rotation stopping block is inserted into the rotation stopping groove corresponding to the rotation stopping block.

In an embodiment of the present invention, in the circumferential direction of the guide sleeve, the guide sleeve is arranged in an annular integrated structure, or in a split structure formed by splicing a plurality of pieces.

In an embodiment of the invention, the touch switch has a touch end, the touch end is embedded in the guide cavity, and one end of the pen core body far away from the pen tip can be abutted against the touch end.

In an embodiment of the invention, the touching end is at least partially inserted into the guiding sleeve and abuts against the inner surface of the guiding sleeve.

In an embodiment of the invention, a distance between the pen core body and the touch end is defined as D, and 0 mm < D ≦ 0.5 mm.

When the intelligent pen is used for writing or drawing on a display screen, a touch screen or paper, the pen core is movably arranged on the pen holder, so that the pen core moves under the extrusion pressure of the display screen, the touch screen or the paper. And after this refill removed certain distance, can the butt trigger touch switch to open with this touch switch electric connection's camera on making the intelligent pen, thereby accomplished the acquisition of intelligent pen to its input information on display screen, touch-sensitive screen or paper. Because the intelligent pen in this scheme still is provided with guide structure on the pen-holder, can lead the removal of refill through this guide structure. So avoided the refill to take place to squint at the removal in-process for the refill is comparatively steady and butt that can be accurate at the removal in-process triggers touch switch, thereby has improved even, the stability of refill and touch switch contact, has guaranteed the normal work of intelligent pen. In addition, the length of the pen core is not less than 70 mm, so that the influence on the capacity of the ink in the pen core due to the fact that the length of the pen core is too small is avoided; and the length of the pen core is not more than 150 mm, so that the influence on the stability of the pen core in the writing moving process due to the fact that the length of the pen core is too large is avoided. Further, the length of this type of refill is longer than the length of the refill of the intelligent pen among the prior art, so can hold more ink and be convenient for write for a long time, reduces the number of times of changing the refill to can improve the convenience that the intelligent pen used. Moreover, the length of this type of refill is more used in the market of non-smart pens, for example: the center refill can be easily purchased to be replaced, so that the use convenience of the intelligent pen can be further improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic structural diagram of an embodiment of a smart pen according to the present invention;

fig. 2 is a partial cross-sectional schematic view of the smart pen of fig. 1.

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

the reference numbers illustrate:

reference numerals	Name (R)	Reference numerals	Name (R)
				10	Pen holder	33	Pen point
11	Touch switch	50	Guide structure
				111	Touch terminal	50a	Guide cavity
30	Pen core	51	Guide sleeve
				31	Pen core body

The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout is to include three juxtapositions, exemplified by "A and/or B," including either the A or B arrangement, or both A and B satisfied arrangement. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

The invention provides an intelligent pen.

Referring to fig. 1 and 2 in combination, in an embodiment of the present invention, the smart pen includes a pen holder 10, a pen core 30, and a guide structure 50. Wherein, the pen holder 10 is provided with a touch switch 11; the refill 30 is movably arranged on the pen holder 10, the refill 30 can move relative to the pen holder 10 and can be abutted against the trigger touch switch 11, and the length of the refill 30 is not less than 70 mm and not more than 150 mm; the guide structure 50 is provided to the barrel 10 to guide the movement of the cartridge 30.

In an embodiment of the present invention, the pen shaft 10 is mainly used for mounting and carrying the pen core 30, the guide structure 50, and the like, and the projection of the pen core on the horizontal plane may be a circular structure so as to be convenient for a user to hold. In order to prolong the service life of the pen holder 10, the material of the pen holder 10 may be metal, for example: aluminum materials, aluminum alloy materials, copper alloy materials, iron materials, stainless steel materials and the like; of course, in order to reduce the weight of the barrel 10, the barrel 10 may be made of plastic, for example: ABS, POM, PS, PMMA, PC, PET, etc. And touch switch 11 mainly used responds to the operating condition of intelligent pen to trigger on the intelligent pen with this touch switch 11 electric connection's camera work. Specifically, when the smart pen writes or draws, that is, in an operating state, the pen core 30 is moved by the pressing pressure of the display screen, the touch screen, or paper, and is in the operating state. At this time, the pen core 30 abuts against the touch switch 11 and triggers the touch switch 11 to operate, so that the camera can be turned on to perform normal capturing operation on the input information after acquiring the trigger signal. The pen core 30 is mainly used for writing or drawing on a display screen, a touch screen or paper, wherein when the pen core 30 is used for writing or drawing on the display screen or the touch screen, the pen core 30 can be a plastic pen core 30; when the pen core 30 is used for writing or drawing on a paperboard, the pen core 30 can be a carbon-free pen core 30 or a whiteboard ink pen core 30, the application does not limit the pen core, and the intelligent pen can be used for writing or drawing on a display screen and/or a touch screen and/or paper. The guide structure 50 is mainly used for guiding the movement of the pen core 30 and ensuring the stability of the movement process.

When the intelligent pen writes or draws on a display screen, a touch screen or paper, the pen core 30 is movably arranged on the pen holder 10, so that the pen core 30 moves under the extrusion pressure of the display screen, the touch screen or the paper. And after this refill 30 removed certain distance, can butt trigger touch switch 11 to make on the intelligent pen with this touch switch 11 electric connection's camera open, thereby accomplished the acquisition of intelligent pen to its input information on display screen, touch-sensitive screen or paper. Because the intelligent pen in the scheme is also provided with the guide structure 50 on the pen holder 10, the movement of the pen core 30 can be guided through the guide structure 50. So avoided refill 30 to take place to squint at the removal in-process for refill 30 is removing the in-process comparatively steady and butt that can be accurate triggers touch switch 11, thereby has improved even, the stability of refill 30 and touch switch 11 contact, has guaranteed the normal work of intelligent pen. In addition, the length of the refill 30 is not less than 70 mm, so that the influence on the ink capacity inside the refill 30 due to the fact that the length of the refill 30 is too small is avoided; and the length of the pen core 30 is not greater than 150 mm, the influence on the stability of the pen core 30 in the moving process of writing due to the overlarge length of the pen core 30 is avoided. Further, the length of this type of refill 30 is longer than the length of the refill 30 of the intelligent pen among the prior art, so can hold more inks and be convenient for write for a long time, reduces the number of times of changing refill 30 to can improve the convenience that the intelligent pen used. Moreover, the length of this type of refill 30 is more used in the market of non-smart pens, such as: a center cartridge, which enables such a cartridge 30 to be easily purchased for replacement, thereby further improving the convenience of use of the smart pen. Still further, the diameter of the pen core 30 may be set to not less than 2 mm and not more than 6 mm.

Referring to fig. 2, in an embodiment of the present invention, the guide structure 50 includes a guide cavity 50a, and the guide cavity 50a is disposed in the pen shaft 10 and extends along a moving direction of the pen core 30; the pen core 30 comprises a pen core body 31 and a pen tip 33 connected to the pen core body 31, the pen core body 31 is at least partially movably embedded in the guide cavity 50a, one end, far away from the pen tip 33, of the pen core body 31 can be abutted against the trigger touch switch 11, and the pen tip 33 penetrates out of the guide cavity 50a and is exposed to the outside.

It can be understood that since the guide chamber 50a is extended in the moving direction of the cartridge 30, the cartridge 30 is moved only in the extending direction of the guide chamber 50a during the moving process, thereby preventing the cartridge 30 from being shifted during the moving process. Moreover, the pen core body 31 is at least partially embedded in the guide cavity 50a, so that the pen core 30 and the pen holder 10 can be distributed more compactly, and the overall volume of the intelligent pen is reduced, so that the intelligent pen is convenient for a user to hold. Meanwhile, the protection cavity also has a certain protection effect on the pen core body 31, so that the pen core body is prevented from being easily damaged due to the fact that most of the pen core body is exposed outside. Further, in order to prevent the pen tip 33 from being damaged due to collision with a foreign object, the smart pen may further include a cap, which is disposed outside the pen holder 10 and in which the pen tip 33 is accommodated. Therefore, when the intelligent pen needs to write or draw, the pen point 33 can be exposed outside by pulling the pen sleeve out of the pen holder 10; when the intelligent pen needs to be stored, the pen cap is sleeved on the pen holder 10, so that the pen point 33 can be contained in the pen cap. The pen cap and the pen holder 10 can be fixed in a clamping mode, specifically, a buckle is arranged on a pen in the pen cap, a clamping groove is formed in the outer wall of the pen holder 10, and the buckle is clamped into the clamping groove, so that the pen cap is fixed on the pen holder 10. Of course, the pen cap and the pen holder 10 may also be fixed by magnetic attraction, specifically, the inner wall of the pen cap is provided with a first magnet, the outer wall of the pen holder 10 is provided with a second magnet, and the second magnet and the first magnet are attracted to each other to fix the pen cap to the pen holder 10. By the arrangement, the pen cap can be conveniently plugged and sleeved, so that the use convenience of the intelligent pen is improved. It should be noted that the present application is not limited thereto, and in other embodiments, the guiding structure 50 may also be a combination of a sliding block and a sliding slot. Specifically, the cartridge body 31 is provided with one of a slider and a slide groove, the pen holder 10 is provided with the other of the slider and the slide groove, the slide groove extends in the moving direction of the cartridge body 31, and the slider is slidably connected in the slide groove.

In an embodiment of the present invention, the guiding structure 50 further includes a guiding sleeve 51, and the guiding sleeve 51 is disposed in the guiding cavity 50a and sleeved on the outer surface of the pen core body 31.

It can be understood that the guide sleeve 51 is sleeved on the outer surface of the pen core body 31, so that the pen core 30 is further limited in the moving direction which is not parallel to the pen core 30, and the guide effect of the guide assembly on the moving process of the pen core 30 is further improved. Meanwhile, the guide sleeve 51 is arranged to prevent the service life of the pen holder 10 from being affected by direct abrasion between the pen core 30 and the wall of the guide cavity 50a in the moving process, and the guide sleeve 51 is more convenient to manufacture relative to the pen holder 10, so that the complexity of maintenance or replacement of the intelligent pen due to abrasion is reduced. Further, in order to reduce the abrasion of the guide sleeve caused by the pen core 30 during the moving process, the guide sleeve 51 may be made of a material with good wear resistance, such as steel or alloy.

In an embodiment of the present invention, the guide sleeve 51 abuts against the wall of the guide cavity 50a, and the pen shaft 10 and the pen core 30 cooperate to clamp and fix the guide sleeve 51.

It can be understood that the guide sleeve 51 is fixed by clamping the pen holder 10 and the pen core 30, so that the fixing structure of the guide sleeve 51 is simplified, the manufacturing cost of the intelligent pen is reduced, and meanwhile, the assembly efficiency of the intelligent pen is improved. Wherein, the pen shaft 10 may be provided with an opening at an end surface thereof so that the guide sleeve 51 is inserted into the guide cavity 50a from the opening of the end surface; however, it is also possible to provide an opening on the side circumferential surface of the guide sleeve 51 so that the guide sleeve is inserted into the guide cavity 50a through the opening on the side circumferential surface, which is not limited in the present application.

In an embodiment of the present invention, the guide sleeve 51 is provided with one of a rotation stop block and a rotation stop groove, and the wall of the guide cavity 50a is provided with one of a rotation stop block and a rotation stop groove, into which the rotation stop block is inserted.

It can be understood that, cooperation limiting displacement through ending the commentaries on classics piece and ending the groove has avoided uide bushing 51 to take place to rotate and influence the removal of refill 30 and touch switch 11's even butt at the removal in-process of refill 30 to further guaranteed that refill 30 is removing the even and the butt that the in-process can be accurate and trigger touch switch 11, with even, the stability of improving refill 30 and touch switch 11 contact, ensure the normal work of intelligent pen.

In an embodiment of the present invention, the guiding sleeve 51 is provided with at least two rotation stopping blocks, the at least two rotation stopping blocks are uniformly distributed along the circumferential direction of the guiding sleeve 51 at intervals, the cavity wall of the guiding cavity 50a is provided with at least two rotation stopping grooves, one rotation stopping groove is opposite to one rotation stopping block, and each rotation stopping block is inserted into the rotation stopping groove corresponding to the rotation stopping block.

It will be appreciated that the provision of at least two anti-rotation blocks and anti-rotation slots increases the anti-rotation effect on the guide sleeve 51, further avoiding relative rotation of the guide sleeve 51 during movement of the cartridge 30. And at least two rotation stopping blocks are uniformly distributed at intervals along the circumferential direction of the guide sleeve 51, so that the rotation stopping force on each part of the guide sleeve 51 is uniformly distributed, and the damage to the guide sleeve 51 caused by stress concentration due to uneven stress is avoided. In addition, the rotation stopping block is arranged on the guide sleeve 51, so that the influence on the strength of the guide sleeve 51 caused by the arrangement of the rotation stopping structure is avoided, and the service life of the guide sleeve 51 is ensured.

In an embodiment of the present invention, the guide sleeve 51 is disposed in an annular integrated structure or a split structure formed by splicing a plurality of guide sleeves 51 in a circumferential direction of the guide sleeve 51.

It can be understood that the guide sleeve 51 is arranged in an annular integrated structure, so that the guide sleeve 51 can be conveniently molded, and the production efficiency of the guide sleeve 51 can be improved; meanwhile, the guide sleeve 51 is convenient to mount, so that the assembly efficiency of the intelligent pen can be improved. When the guide sleeve 51 is of a split structure with a plurality of spliced blocks, the spliced blocks can be maintained and replaced when the local parts of the guide sleeve 51 are damaged, so that the whole guide sleeve is prevented from being maintained and replaced due to the local damage, and the maintenance and replacement cost of the guide sleeve 51 is reduced. Meanwhile, the plurality of splicing bodies can be distributed at intervals to form the guide sleeve 51, so that the use of production materials is reduced, and the manufacturing cost of the guide sleeve 51 is reduced.

Referring to fig. 2 and fig. 3, in an embodiment of the invention, the touch switch 11 has a touch end 111, the touch end 111 is embedded in the guide cavity 50a, and an end of the pen core body 31 away from the pen tip 33 can be abutted against the touch end 111.

It can be understood that the touching end 111 is embedded in the guiding cavity 50a, so that the end of the pen core body 31 contacting with the touching end 111 is always located in the guiding cavity 50a in the moving process, and the pen core body 31 and the touching end 111 are ensured to still be guided by the guiding component when being triggered by contact, thereby further improving the stability of the abutting of the pen core body 31 and the touch switch 11 when being contacted. Meanwhile, the touch terminal 111 is embedded in the guide cavity 50a, so that the touch terminal is prevented from being easily damaged due to being exposed outside, and the service life of the touch switch 11 is prolonged.

In an embodiment of the present invention, the touching end 111 is at least partially inserted into the guiding sleeve 51 and abuts against the inner surface of the guiding sleeve 51.

It can be understood that, the guide sleeve 51 is arranged to have a limiting effect on the touching end 111, so that the pen core body 31 can be more stable when being contacted with the touching end 111, and the pen core body 31 and the touching end 111 are prevented from moving in the extending direction which is not parallel to the guide sleeve 51, so as to further ensure the stability of the abutting of the pen core body 31 and the touching switch 11 when being contacted.

In an embodiment of the invention, the distance between the pen core body 31 and the touch end 111 is defined as D, and 0 mm < D ≦ 0.5 mm.

It can be understood that, when the distance D between the pen core body 31 and the touch end 111 is greater than 0.5 mm, the moving stroke of the pen core 30 is relatively large, so that the user is not smooth when writing or drawing the pen core, which may affect the convenience of using the smart pen, therefore, the distance D between the pen core body 31 and the touch end 111 is set to 0 mm < D < 0.5 mm, which may ensure that the smart pen is smooth and convenient to write or draw when using. Wherein, the distance D between the pen core body 31 and the touch end 111 may be: the distance D between the pen core body 31 and the touch end 111 is not limited in the application, and the pen core 30 can be ensured to be smooth in writing or drawing.

The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. A smart pen, comprising:

the pen holder is provided with a touch switch;

2. The intelligent pen as claimed in claim 1, wherein the guide structure comprises a guide cavity, the guide cavity is arranged in the pen holder and extends along the moving direction of the pen core;

3. The smart pen of claim 2, wherein the guide structure further comprises a guide sleeve, and the guide sleeve is disposed in the guide cavity and sleeved on the outer surface of the pen core body.

4. The intelligent pen as claimed in claim 3, wherein the guide sleeve abuts against the wall of the guide cavity, and the pen holder and the pen core are matched to clamp and fix the guide sleeve.

5. The smart pen of claim 4, wherein the guide sleeve is provided with one of a rotation stop block and a rotation stop groove, the wall of the guide cavity is provided with one of a rotation stop block and a rotation stop groove, and the rotation stop block is inserted into the rotation stop groove.

6. The smart pen as claimed in claim 5, wherein the guide sleeve is provided with at least two rotation stopping blocks, the at least two rotation stopping blocks are evenly distributed along the circumferential direction of the guide sleeve, the wall of the guide cavity is provided with at least two rotation stopping grooves, one rotation stopping groove is opposite to one rotation stopping block, and each rotation stopping block is inserted into the rotation stopping groove corresponding to the rotation stopping block.

7. The smart pen according to any one of claims 3 to 6, wherein the guide sleeve is arranged in an annular integrated structure or a split structure formed by splicing a plurality of pieces in the circumferential direction of the guide sleeve.

8. The smart pen according to any one of claims 3 to 6, wherein the touch switch has a touch end, the touch end is embedded in the guide cavity, and an end of the pen core body away from the pen tip can abut against the touch end.

9. The smart pen of claim 8, wherein the touch tip is at least partially inserted into the guide sleeve and abuts an inner surface of the guide sleeve.

10. The smart pen of claim 8, wherein a distance between the cartridge body and the touch end is defined as D, and 0 mm < D ≦ 0.5 mm.