CN220367583U - Intelligent pen - Google Patents

Abstract

The application discloses an intelligent pen relates to intelligent writing equipment field. The intelligent pen comprises a pen rack, a circuit board, a reinforcing piece and an end cover, wherein the circuit board is arranged on the pen rack and provided with a functional interface, and the pen rack is provided with a first connecting part; the reinforcing piece is provided with a first avoiding hole for avoiding the functional interface, the reinforcing piece is provided with a second connecting part connected with the first connecting part, and the reinforcing piece is provided with an elastic clamping part; the end cover is provided with a containing cavity, at least part of the reinforcing piece and the part of the circuit board with the functional interface are positioned in the containing cavity, the end cover is provided with a second avoidance hole, and the end cover is provided with a bayonet which is clamped with the elastic clamping part. The utility model provides an intelligent pen, the bayonet socket joint through the elasticity joint portion of reinforcement and end cover realizes that the second dodges the hole and first dodges the hole and aim at, makes the function interface and the second dodge the hole and aim at, has improved the yield of assembly.

Description

Intelligent pen

Technical Field

The application relates to the technical field of intelligent writing equipment, in particular to an intelligent pen.

Background

The information disclosed in this background section is only for enhancement of understanding of the general background of the disclosure and is not to be taken as an admission or any form of suggestion that this information forms the prior art that is well known to a person skilled in the art.

The intelligent pen is a novel writing tool for electronically storing and transmitting writing interaction information by printing a layer of invisible dot matrix pattern on common paper and capturing the motion trail of a pen point at any time by a camera at the front end of the intelligent pen. The intelligent pen shoots the dot matrix passed by the pen point through the camera in the writing process, transmits information such as dot matrix coordinates, handwriting sequence, pressure data, movement speed and the like to the built-in processor, and finally outputs the information outwards through the Bluetooth, wireless or USB communication unit.

In the related art, an interface is generally arranged at the tail end of the intelligent pen, such as a Type-C interface or a USB interface, and in order to facilitate data transmission or charging, a through hole is generally formed in the tail end of the pen container, the Type-C interface or the USB interface is arranged on a circuit board inside the pen container, however, the through hole is difficult to align with the Type-C interface or the USB interface during assembly, so that the assembly is inconvenient, and the yield of the assembly is reduced.

Disclosure of Invention

In view of this, the object of the present application is to overcome the deficiencies in the prior art, and to provide a smart pen.

In order to achieve the above purpose, the technical scheme adopted in the application is as follows:

the embodiment of the application provides a smart pen, which comprises:

the pen rack is provided with a first connecting part;

the circuit board is arranged on the pen rack and provided with a functional interface;

the reinforcing piece is provided with a first avoiding hole for avoiding the functional interface, is provided with a second connecting part connected with the first connecting part, and comprises an elastic clamping part;

the end cover is provided with an accommodating cavity, at least part of the reinforcing piece and the part of the circuit board with the functional interface are accommodated in the accommodating cavity, the end cover is provided with a second avoiding hole which is opposite to the first avoiding hole, and the end cover is provided with a bayonet which is clamped with the elastic clamping part.

In addition, the smart pen according to the application can also have the following additional technical features:

in one embodiment of the present application, the smart pen further includes a pen tube, the pen tube has a mounting cavity, an end of the pen tube near the end cover has a second opening communicating with the mounting cavity, and the pen stand is disposed in the mounting cavity;

the end cover is provided with a first opening communicated with the accommodating cavity, and one end of the first opening is detachably connected with one end of the pen tube, which is provided with the second opening.

In one embodiment of the present application, a stepped surface is formed on one end of the end cover with the first opening along the circumferential direction of the end cover, and the stepped surface abuts against the inner wall of the second opening;

the step surface is provided with at least one positioning groove, and the inner wall of the second opening is provided with a positioning convex rib which is spliced with the positioning groove; or the step surface is provided with at least one positioning convex rib, and the inner wall of the second opening is provided with a positioning groove matched with the positioning convex rib.

In one embodiment of the present application, the bayonet is disposed on the step surface, and the second avoidance hole and the bayonet are located on the same side of the end cover.

In one embodiment of the present application, when the positioning ribs are disposed on the inner wall of the second opening, the pen rack is provided with positioning guide grooves matched with the positioning ribs.

In one embodiment of the present application, the pen tube includes a first wall body, a second wall body and a third wall body that are sequentially connected, where the first wall body, the second wall body and the third wall body define the installation cavity, and a connection line between a connection position of the first wall body and the third wall body and a midpoint of the second wall body is perpendicular to an axis of the pen tube;

the connecting line between the connecting position of the first wall body and the third wall body and the connecting position of the first wall body and the second wall body is L1, the connecting line between the connecting position of the first wall body and the third wall body and the connecting position of the second wall body is L2, and the connecting line between the connecting position of the first wall body and the second wall body and the connecting position of the third wall body and the connecting position of the second wall body is L3, so that L1=L2 > L3 is satisfied.

In one embodiment of the present application, the connection between the first wall body, the second wall body and the third wall body is respectively an arc transition connection, and the first wall body, the second wall body and the third wall body are integrally formed to form the pen tube.

In one embodiment of the present application, the stiffener further comprises:

the plate body is provided with the first avoidance hole, and the second connecting part and the elastic clamping part are respectively arranged on the plate body;

the first side plate and the second side plate extend out along two opposite ends of the plate body;

the plate body, the first side plate and the second side plate are respectively abutted to the inner wall of the accommodating cavity towards one side of the end cover.

In one embodiment of the present application, the stiffener further comprises:

the limiting body is opened towards one side of the circuit board, the limiting body is arranged at one end, close to the mounting cavity, of the plate body, the limiting body is limited to be in a step shape with the plate body, the first side plate and the second side plate, and the limiting body is in butt joint with the inner wall of the mounting cavity.

In one embodiment of the present application, the second connection portion is a positioning hole, and two positioning holes are provided, and the two positioning holes are located on two opposite sides of the first avoidance hole;

the first connecting part is a positioning column or a positioning plate matched with the positioning hole.

The beneficial effects of this application are: the application provides an intelligent pen, this intelligent pen includes penholder, reinforcement and end cover, set up first connecting portion on the penholder, second connecting portion and first connecting portion on the reinforcement are connected, so that the reinforcement is installed on the penholder, set up on the reinforcement and be used for dodging the first hole of dodging of function interface, with the structural strength of strengthening function interface department, dodge the hole through the second of seting up on the end cover and dodging the function interface, then through elasticity joint portion and bayonet socket joint, in order to realize fixing the end cover on the penholder. Like this, when hole and function interface are dodged to the second of end cover when the assembly, through the bayonet socket joint of the elasticity joint portion of reinforcement and end cover, realize that the hole is dodged to the second and first hole of dodging to the hole is dodged to the messenger's function interface is dodged to the second, has improved the yield of assembly.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered limiting the scope, and that other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 illustrates a schematic diagram of a partial structure of an end cap position of a smart pen provided in some embodiments of the present application;

FIG. 2 illustrates a schematic perspective view of an end cap in some embodiments of the present application;

FIG. 3 illustrates a perspective view of a stiffener according to some embodiments of the present disclosure;

FIG. 4 illustrates another perspective view of a stiffener in some embodiments of the present disclosure;

FIG. 5 illustrates a schematic view of a perspective structure of a stiffener in some embodiments of the present disclosure;

FIG. 6 illustrates a partial schematic view of a smart pen with an end cap removed in some embodiments of the present application;

FIG. 7 illustrates a partial structural schematic of a smart pen with an end cap and a barrel removed in some embodiments of the present application;

FIG. 8 illustrates a schematic perspective view of a pen barrel in some embodiments of the present application;

FIG. 9 illustrates a schematic view of a pen barrel in some embodiments of the present application;

FIG. 10 is a schematic view of a perspective structure of a smart pen according to some embodiments of the present application;

FIG. 11 shows a schematic cross-sectional view of A-A of FIG. 10;

FIG. 12 is an enlarged schematic view of the portion B of FIG. 11;

FIG. 13 shows a schematic view of the cross-sectional structure of C-C of FIG. 10;

fig. 14 illustrates an exploded view of a smart pen in some embodiments of the present application.

Description of main reference numerals:

100-smart pen; 110-pen rack; 111-a circuit board; 112-a first connection; 113-a functional interface; 114-positioning guide grooves; 120-stiffeners; 121-a plate body; 1211-a first escape aperture; 1212-a second connection; 1213-an elastic snap-fit; 122-a first side plate; 123-a second side panel; 124-a limiting body; 1241-open; 130-end caps; 131-a receiving chamber; 132-a second escape aperture; 133-a first opening; 134-bayonet; 135-step surface; 1351-positioning grooves; 140-pen tube; 1401-mounting cavity; 1402-a second opening; 141-a first wall; 142-a second wall; 143-a third wall; 144-positioning convex ribs.

Detailed Description

Embodiments of the present application are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for the purpose of explaining the present application and are not to be construed as limiting the present application.

In the description of the present application, it should be understood that the terms "center," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be configured and operated in a particular orientation, and therefore should not be construed as limiting the present application.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are 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 one or more such feature. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In this application, unless specifically stated and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.

In this application, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

In the related art, an interface is usually arranged at the tail end of an intelligent pen, such as a Type-C interface or a USB interface, and in order to facilitate data transmission or charging, a through hole is usually formed in the tail end of the pen container, the Type-C interface or the USB interface is installed on a circuit board inside the pen container, however, when the pen container is assembled, the through hole is difficult to align with the Type-C interface or the USB interface, on one hand, the assembly is inconvenient, the yield of the assembly is reduced, and on the other hand, the through hole is aligned with the Type-C interface or the USB interface, when the data line is connected with the interface, the joint of the data line is easy to interfere with the hole wall of the through hole, and the pen container is damaged under the long-time condition.

As shown in fig. 1, 10 and 11, in order to solve the above technical problems, embodiments of the present application provide a smart pen 100. The smart pen 100 includes: pen rack 110, circuit board 111, stiffener 120, and end cap 130.

Referring to fig. 6 and 14, the circuit board 111 is mounted on the pen rack 110, a functional interface 113 is provided on the circuit board 111, and the circuit board 111 mainly includes a camera module, a data processing module, a communication module, and a control module of the smart pen 100. The pen rack 110 is provided with a first connecting portion 112, the reinforcing member 120 is provided with a second connecting portion 1212 connected with the first connecting portion 112, and the reinforcing member 120 is connected with the second connecting portion 1212 through the first connecting portion 112, so as to mount the reinforcing member 120 on the pen rack 110.

As shown in fig. 2 and 3, the reinforcement member 120 is provided with a first avoiding hole 1211 for avoiding the functional interface 113, and the reinforcement member 120 is provided with an elastic clamping portion 1213. The end cover 130 has a containing cavity 131, at least part of the reinforcement member 120 and the part of the circuit board 111 having the functional interface 113 are located in the containing cavity 131, a second avoiding hole 132 opposite to the first avoiding hole 1211 is formed in the end cover 130, the first avoiding hole 1211 is communicated with the second avoiding hole 132, the shapes of the first avoiding hole 1211 and the second avoiding hole 132 are consistent, and the apertures of the first avoiding hole 1211 and the second avoiding hole 132 are equal, so that the functional interface 113 can be exposed to the second avoiding hole 132 after the end cover 130 and the reinforcement member 120 are assembled. The end cap 130 is provided with a bayonet 134 for being engaged with the elastic engaging portion 1213.

Referring to fig. 12, the second connecting portion 1212 of the stiffener 120 is engaged with the first connecting portion 112 of the pen rack 110 to mount the stiffener 120 on the pen rack 110, the end cap 130 is sleeved on the stiffener 120 and the pen rack 110 through the first opening 133 and the accommodating cavity 131, at this time, the elastic clamping portion 1213 of the stiffener 120 is clamped with the bayonet 134 of the end cap 130, so as to fix the end cap 130 on the pen rack 110, at this time, the second avoiding hole 132 is aligned with the first avoiding hole 1211, so that the second avoiding hole 132 is aligned with the functional interface 113.

According to the intelligent pen 100 provided by the embodiment, when the second avoidance hole 132 of the end cover 130 is assembled with the functional interface 113, the second avoidance hole 132 is aligned with the first avoidance hole 1211 through the clamping connection between the elastic clamping connection portion 1213 of the reinforcing member 120 and the bayonet 134 of the end cover 130, so that the functional interface 113 is aligned with the second avoidance hole 132, and the assembly yield is improved. In addition, by the reinforcement 120, the structural strength of the functional interface 113 is increased, and the end cover 130 or the functional interface 113 is prevented from being damaged when the data line is connected with the functional interface 113.

It should be noted that, the functional interface 113 may be one of a Type-C interface and a USB interface, and in this embodiment, the functional interface 113 is illustrated as a Type-C interface.

As shown in fig. 8 and 11, in one embodiment, the smart pen 100 further includes a pen barrel 140, the pen barrel 140 has a mounting cavity 1401, an end of the pen barrel 140 near the end cap 130 has a second opening 1402 communicating with the mounting cavity 1401, and the pen holder 110 is disposed in the mounting cavity 1401. It will be appreciated that the circuit board 111 is also located within the mounting cavity 1401. The end cap 130 has a first opening 133 at one end, the second avoidance hole 132 and the first opening 133 are both in communication with the accommodating cavity 131, and the end cap 130 having the first opening 133 is detachably connected to the end of the pen tube 140 having the second opening 1402. In this embodiment, through the detachable connection of the end cover 130 and the pen tube 140, the assembly of the end cover 130 and the pen tube 140 is facilitated, the assembly efficiency is improved, the production efficiency of the product is further improved, the production cost of the product is reduced, and the market competitiveness of the product is improved.

Illustratively, the end cap 130 is detachably connected to the pen barrel 140, which may be a screw connection, a plug-in type snap connection of the two, or a snap connection.

Further, one end of the end cap 130 far away from the second opening 1402 is connected with the pen rack 110 through a screw, specifically, a connecting hole is formed at one end of the end cap 130 far away from the second opening 1402, a threaded hole is formed on the pen rack 110, and then the screw is threaded through the connecting hole and screwed into the threaded hole to lock the end cap 130 with the pen rack 110.

As shown in fig. 2 and 12, in one embodiment, the end cap 130 has a stepped surface 135 formed on one end of the first opening 133 along the circumferential direction thereof, and the stepped surface 135 abuts against the inner wall of the second opening 1402, that is, the end cap 130 having the stepped surface 135 is inserted into the second opening 1402, so as to tightly engage the stepped surface 135 with the inner wall of the second opening 1402.

As shown in fig. 2 and 8, in this embodiment, at least one positioning groove 1351 is provided on the step surface 135, and a positioning rib 144 inserted into the positioning groove 1351 is provided on the inner wall of the second opening 1402, so that when the end cover 130 is assembled with the pen holder 110 and the pen tube 140 in an inserted manner, the positioning rib 144 and the positioning groove 1351 cooperate to form a foolproof effect, and thus, when the end cover 130 is assembled with the pen holder 110 and the pen tube 140, the positioning rib 144 and the positioning groove 1351 also form a positioning effect, so that the second avoidance hole 132 is aligned with the functional interface 113.

Preferably, in this embodiment, two positioning grooves 1351 are provided, two corresponding positioning ribs 144 are provided, two positioning grooves 1351 are provided at intervals along the circumferential direction of the end cover 130, two positioning ribs 144 are provided on the inner wall of the second opening 1402 along the circumferential direction, that is, on the inner wall of the mounting cavity 1401, and the cooperation of the two positioning grooves 1351 and the two positioning ribs 144 makes the positioning foolproof position more balanced. Of course, the number of the positioning grooves 1351 is not limited thereto, and the number of the positioning grooves 1351 may be one, three, four, or the like.

It should be noted that, in other embodiments, at least one positioning rib 144 may be disposed on the step surface 135, and a positioning groove 1351 that is matched with the positioning rib 144 may be disposed on an inner wall of the second opening 1402. In this embodiment, the positions of the positioning ribs 144 and the positioning grooves 1351 are interchanged with the positions of the positioning grooves 1351 and the positioning ribs 144 in the above embodiment, and similarly, the number of the positioning ribs and the positioning ribs can be matched according to the number of the positioning grooves 1351 and the positioning ribs 144 in the above embodiment.

Further, the bayonet 134 is disposed on the step surface 135, and the second avoidance hole 132 and the bayonet 134 are located on the same side of the end cap 130. Thus, when the end cap 130 is assembled, the elastic clamping portion 1213 cooperates with the bayonet 134, and it can be observed whether the second escape hole 132 is aligned with the functional interface 113 or whether the second escape hole 132 is aligned with the first escape hole 1211. The bayonet 134 is provided on the stepped surface 135, and the outer diameter of the pen tube 140 is not increased after the elastic engagement portion 1213 engages with the bayonet 134.

As shown in fig. 7 and 13, in the embodiment in which the positioning ribs 144 are provided on the inner wall of the second opening 1402, further, the pen rack 110 is provided with positioning guide grooves 114 that are matched with the positioning ribs 144. Specifically, when the pen holder 110 is assembled into the pen barrel 140, the positioning guide grooves 114 are guided along the mating of the positioning ribs 144, so that the positioning ribs 144 are inserted into the positioning guide grooves 114, thereby facilitating the assembly of the pen holder 110 into the pen barrel 140. Wherein, the portion of the positioning rib 144 near the second opening 1402 is in plug-fit with the positioning groove 1351 of the end cover 130, and the rest portion of the positioning rib 144 can be in plug-fit with the positioning guide groove 114.

As shown in fig. 8 and 9, further, the pen tube 140 includes a first wall 141, a second wall 142 and a third wall 143 connected in sequence, the first wall 141, the second wall 142 and the third wall 143 define the mounting cavity 1401, and a connection line between a connection position of the first wall 141 and the third wall 143 and a midpoint of the second wall 142 is perpendicular to an axis H of the pen tube 140.

The connection line between the connection position of the first wall 141 and the third wall 143 and the connection position of the first wall 141 and the second wall 142 is L1, the connection line between the connection position of the first wall 141 and the third wall 143 and the connection position of the second wall 142 is L2, and the connection line between the connection position of the first wall 141 and the connection position of the second wall 142 and the connection position of the third wall 143 and the connection position of the second wall 142 is L3, thereby satisfying l1=l2 > L3.

In this embodiment, l1=l2 > L3 is used to make the first wall 141, the second wall 142 and the third wall 143 form an isosceles triangle-like structure, that is, the outer structure of the entire pen tube 140 is also an isosceles triangle-like structure, so that the user can hold the pen tube conveniently.

As shown in fig. 8 and 10, the first direction in this embodiment is the length direction of the pen tube 140, that is, the axial direction of the pen tube 140.

Further, the connection parts of the first wall 141, the second wall 142 and the third wall 143 are respectively arc transition connection, so that the user can hold the first wall with better holding feeling. Meanwhile, the first wall 141, the second wall 142 and the third wall 143 are integrally formed to form the pen tube 140, on one hand, the first wall 141, the second wall 142 and the third wall 143 are integrally formed, so that the connection positions among the three are not easy to break, the structural strength is improved, on the other hand, the three are integrally formed, the production and the manufacturing are facilitated, and the production cost of a product is reduced. Illustratively, the barrel 140 is made of a metallic material, such as stainless steel or an aluminum alloy, although the barrel 140 may be made of plastic.

As shown in fig. 3 to 5, in one embodiment, the reinforcement 120 further includes: a plate body 121, a first side plate 122 and a second side plate 123.

Specifically, the plate body 121 is provided with the first avoiding hole 1211, and the second connecting portion 1212 and the elastic clamping portion 1213 are respectively disposed on the plate body 121.

As shown in fig. 4, the first side plate 122 and the second side plate 123 are disposed to protrude along opposite ends of the plate body 121. Illustratively, the connection position of the first side plate 122 and the plate body 121, and the connection position of the second side plate 123 and the plate body 121 are all arc transition connection, so as to be matched with the structure of the end cover 130.

Wherein, the plate 121, the first side plate 122 and the second side plate 123 are respectively abutted on the inner wall of the accommodating cavity 131 towards one side of the end cover 130, so that the accommodating cavity 131 between the reinforcement 120 and the end cover 130 is tighter, and the contact positions of the first avoiding hole 1211 and the second avoiding hole 132 are tighter.

In the embodiment of the reinforcement member 120 having the plate body 121, the first side plate 122 and the second side plate 123, further, the reinforcement member 120 further includes a limiting body 124, and an opening 1241 is formed on a side of the limiting body 124 facing the circuit board 111, where the opening 1241 facilitates avoiding the circuit board 111.

Specifically, the limiting body 124 is disposed at one end of the plate body 121 near the mounting cavity 1401, and the limiting body 124 and the plate body 121, the first side plate 122 and the second side plate 123 are defined to be step-shaped, that is, the limiting body 124 is disposed on the plate body 121 in a protruding manner, so that the limiting body 124 abuts against the inner wall of the mounting cavity 1401, and thus a part of the reinforcement member 120 is clamped with the end cover 130, and a part of the reinforcement member is connected with the pen tube 140, so that the connection strength of the reinforcement member is more reliable.

Further, the limiting body 124, the plate 121, the first side plate 122 and the second side plate 123 are integrally formed by injection molding. The limiting body 124, the plate body 121, the first side plate 122 and the second side plate 123 are formed by injection molding integrally, so that the connection position between the four is not easy to break, the structural strength is improved, on the other hand, the four are formed integrally, the production and the manufacturing are convenient, the production cost of a product is reduced, and the market competitiveness of the product is improved.

As shown in fig. 5 and 14, in one embodiment, specifically, the second connecting portion 1212 is a positioning hole, and two positioning holes are provided, and the two positioning holes are located on opposite sides of the first avoiding hole 1211. The first connection portion 112 is a positioning post or a positioning plate that is matched with the positioning hole. In this embodiment, the positioning hole is an exemplary strip hole, and the first connecting portion 112 is a positioning plate, so that the contact area of the first connecting portion and the positioning plate is larger when the first connecting portion and the positioning plate are connected, and connection and positioning of the first connecting portion and the positioning plate are facilitated. Of course, in other embodiments, the positioning holes may be oval holes, circular holes, rectangular holes, triangular holes, etc., and the shape of the positioning posts is matched with the shape of the positioning holes. Of course, the number of the positioning holes is not limited to two, and in other embodiments, the number of the positioning holes may be one, three, four, etc.

In any of the above embodiments, the elastic clamping portion 1213 is an elastic buckle, for example.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present application. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

Although embodiments of the present application have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the application, and that variations, modifications, alternatives, and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the application.

Claims (10)

1. An intelligent pen, comprising:

the pen rack is provided with a first connecting part;

the circuit board is arranged on the pen rack and provided with a functional interface;

the reinforcing piece is provided with a first avoiding hole for avoiding the functional interface, is provided with a second connecting part connected with the first connecting part, and comprises an elastic clamping part;

the end cover is provided with an accommodating cavity, at least part of the reinforcing piece and the part of the circuit board with the functional interface are accommodated in the accommodating cavity, the end cover is provided with a second avoiding hole which is opposite to the first avoiding hole, and the end cover is provided with a bayonet which is clamped with the elastic clamping part.

2. The smart pen of claim 1, further comprising a barrel having a mounting cavity, an end of the barrel proximate the end cap having a second opening in communication with the mounting cavity, the pen stand disposed within the mounting cavity;

the end cover is provided with a first opening communicated with the accommodating cavity, and one end of the first opening is detachably connected with one end of the pen tube, which is provided with the second opening.

3. The smart pen according to claim 2, wherein an end of the end cap having the first opening is formed with a stepped surface along a circumferential direction thereof, the stepped surface abutting against an inner wall of the second opening;

the step surface is provided with at least one positioning groove, and the inner wall of the second opening is provided with a positioning convex rib which is spliced with the positioning groove; or the step surface is provided with at least one positioning convex rib, and the inner wall of the second opening is provided with a positioning groove matched with the positioning convex rib.

4. The smart pen of claim 3, wherein the bayonet is disposed on the stepped surface and the second relief aperture is on the same side of the end cap as the bayonet.

5. The intelligent pen according to claim 3, wherein when the positioning ribs are arranged on the inner wall of the second opening, positioning guide grooves matched with the positioning ribs are arranged on the pen rack.

6. The smart pen according to any one of claims 2 to 5, wherein the pen barrel comprises a first wall, a second wall and a third wall connected in sequence, the first wall, the second wall and the third wall defining the mounting cavity, a line connecting a location of the first wall and the third wall with a midpoint of the second wall being perpendicular to an axis of the pen barrel;

the connecting line between the connecting position of the first wall body and the third wall body and the connecting position of the first wall body and the second wall body is L1, the connecting line between the connecting position of the first wall body and the third wall body and the connecting position of the second wall body is L2, and the connecting line between the connecting position of the first wall body and the second wall body and the connecting position of the third wall body and the connecting position of the second wall body is L3, so that L1=L2 > L3 is satisfied.

7. The smart pen of claim 6, wherein the connection points of the first wall body, the second wall body and the third wall body are respectively arc transition connection, and the first wall body, the second wall body and the third wall body are integrally formed to form the pen tube.

8. The smart pen of claim 6, wherein the stiffener further comprises:

the plate body is provided with the first avoidance hole, and the second connecting part and the elastic clamping part are respectively arranged on the plate body;

the first side plate and the second side plate extend out along two opposite ends of the plate body;

the plate body, the first side plate and the second side plate are respectively abutted to the inner wall of the accommodating cavity towards one side of the end cover.

9. The smart pen of claim 8, wherein the stiffener further comprises:

the limiting body is opened towards one side of the circuit board, the limiting body is arranged at one end, close to the mounting cavity, of the plate body, the limiting body is limited to be in a step shape with the plate body, the first side plate and the second side plate, and the limiting body is in butt joint with the inner wall of the mounting cavity.

10. The smart pen of claim 8, wherein the second connection portion is a positioning hole, and two positioning holes are provided, and the two positioning holes are located on two opposite sides of the first avoidance hole;

the first connecting part is a positioning column or a positioning plate matched with the positioning hole.