CN216118717U

CN216118717U - Multifunctional electromagnetic elbow writing pen

Info

Publication number: CN216118717U
Application number: CN202122827135.3U
Authority: CN
Inventors: 赵云; 王波; 劳欣哲; 王文彬
Original assignee: Shenzhen Haishiyuan Technology Co ltd
Current assignee: Shenzhen Haishiyuan Technology Co ltd
Priority date: 2021-11-16
Filing date: 2021-11-16
Publication date: 2022-03-22
Anticipated expiration: 2031-11-16

Abstract

The utility model discloses a multifunctional electromagnetic elbow writing pen, which comprises a handle, a hollow connecting rod and a pen point, wherein one end of the hollow connecting rod is connected with the handle, the other end of the hollow connecting rod is provided with an elbow, the pen point is arranged at the end part of the elbow, an electromagnetic induction piece is arranged in the pen point, a control circuit board and a battery are arranged in the handle, the control circuit board is respectively electrically connected with the battery and the electromagnetic induction piece, the bottom of the handle is provided with a charging contact matched with a writing pen charging seat, the charging contact is electrically connected with the battery, and the lower end of the handle is provided with a circle of locking grooves matched with a locking piece of the writing pen charging seat. According to the multifunctional electromagnetic elbow writing pen, the elbow is arranged, so that when the electronic whiteboard or the touch projection screen is used for touch positioning or writing, an angle formed between the pen point and the writing surface of the multifunctional electromagnetic elbow writing pen is relatively close to 90 degrees, the writing habit of people is met, the writing comfort level is improved, and meanwhile, the touch positioning accuracy of the multifunctional electromagnetic elbow writing pen is ensured.

Description

Multifunctional electromagnetic elbow writing pen

Technical Field

The utility model relates to the technical field of electromagnetic writing pens, in particular to a multifunctional electromagnetic elbow writing pen.

Background

With the development of science and technology, the education industry gradually adopts high-tech teaching office equipment, and the electronic whiteboard and the touch projection screen gradually replace the traditional blackboard and the common whiteboard. The electronic whiteboard is a multimedia tool which can be used for occasions such as teaching, training, meeting, demonstration and the like. The equipment of supporting whiteboard and touch-control projection screen generally has dedicated electronic writing pen, and the teacher can use electronic writing pen to talk back the content on whiteboard and touch-control projection screen, includes: documents and pictures in various formats such as word, ppt, excel and the like are annotated, modified and stored, so that original trace presentation of classroom blackboard writing content is realized, and teaching instructions are given; the student can also use the electronic writing pen to draw, answer and interactively discuss on the electronic whiteboard and the touch projection screen, so that the whole teaching process is vivid and lively, and interactive teaching is really realized.

However, the existing electronic writing pen still has the following defects:

1. the existing electronic writing pen is straight, so that a user can perform circle points through the electronic writing pen, but the user is not easy to write characters, the expression of the user is influenced under partial conditions, and the use comfort of the user is reduced;

2. the positioning accuracy is poor, and because the pen point of the electronic writing pen cannot be perpendicular to the writing surface of the electronic whiteboard or the touch projection screen when the existing electronic writing pen writes, in the electromagnetic induction positioning technology, when the pen point of the electronic writing pen performs touch positioning or writing when the pen point is perpendicular to the writing surface, the deviation between the physical position clicked or touched by the pen point and the coordinate position calculated by the positioning module is minimum, and the larger the deviation between the angle between the pen point of the electronic writing pen and the writing surface is, the larger the deviation between the physical position clicked or touched by the pen point and the coordinate position calculated by the positioning module is;

3. the safety of storage is low, and the teacher of the existing electronic writing pen is generally only put on the platform after using the pen, and the pen can be taken by students to use after class.

The above drawbacks are to be improved.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a multifunctional electromagnetic elbow writing pen.

The technical scheme of the utility model is as follows:

the utility model provides a multi-functional electromagnetism elbow writing pen, includes handle, cavity connecting rod and nib, the one end of cavity connecting rod with the handle is connected, the cavity connecting rod other end is provided with the elbow, the nib sets up the tip of elbow, be provided with electromagnetic induction spare in the nib, be provided with control circuit board and battery in the handle, control circuit board respectively with the battery with electromagnetic induction spare electric connection, the bottom of handle be provided with writing pen charging seat matched with contact that charges, charge the electric shock with battery electric connection, the lower extreme of handle be provided with the round with writing pen charging seat's locking groove that locking part matched with.

According to the utility model of the above scheme, the included angle formed between the elbow and the hollow connecting rod is an obtuse angle.

According to the utility model of the above scheme, the included angle formed between the elbow and the hollow connecting rod is 120 degrees +/-10 degrees.

According to the utility model with the scheme, the handle is provided with the page turning-up key and the page turning-down key, the page turning-up key and the page turning-down key are respectively and electrically connected with the control circuit board, the control circuit board is provided with the wireless communication module, and the control circuit board is wirelessly connected with a computer through the wireless communication module.

According to the utility model of the scheme, the handle is provided with the laser control key, the top of the hollow connecting rod is provided with the laser emitter, and the laser emitter and the laser control key are respectively and electrically connected with the control circuit board.

According to the utility model of the above scheme, the handle is provided with the power switch key, and the power switch key is electrically connected with the control circuit board.

According to the utility model, the handle is provided with the indicating lamp, and the indicating lamp is electrically connected with the control circuit board.

According to the utility model of the scheme, the pen point comprises a pen point sleeve and a pen core arranged in the pen point sleeve in a penetrating mode.

Furthermore, the electromagnetic induction piece includes electromagnetic wave launcher and micro-gap switch, the bottom of electromagnetic wave launcher is provided with the holding chamber, micro-gap switch sets up the holding intracavity, the top of electromagnetic wave launcher be provided with the shaft hole of holding chamber intercommunication, the one end of refill is worn to locate in the shaft hole and is supported the contact micro-gap switch.

Furthermore, the refill comprises a cylindrical refill body and a clamping boss circumferentially arranged in the middle of the refill body, one end of the refill body penetrates through the shaft hole and abuts against and contacts the micro switch, and the other end of the refill body penetrates through the refill body and extends out of the refill sleeve.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the multifunctional electromagnetic elbow writing pen, the elbow is arranged, so that when a user holds the handle to perform touch positioning or writing on the electronic whiteboard or the touch projection screen, an angle formed between the pen point and the writing surface of the multifunctional electromagnetic elbow writing pen is relatively close to 90 degrees, the writing habit of people is met, the writing comfort is improved, meanwhile, the deviation of the coordinate position calculated by the pen point clicking or touch physical position and the positioning module is greatly reduced, the touch positioning precision of the multifunctional electromagnetic elbow writing pen on the electronic whiteboard or the touch projection screen is improved, and the touch positioning precision of the multifunctional electromagnetic elbow writing pen is ensured;

2. the bottom of the handle is provided with the charging contact, so that the multifunctional electromagnetic elbow writing pen can be charged, kept and stored through the matched charging seat after being used, meanwhile, the lower end of the handle is provided with a circle of locking groove matched with the locking part of the writing pen charging seat, when the multifunctional electromagnetic elbow writing pen is placed on the matched charging seat for charging/storing, the locking part on the charging seat can be clamped on the locking groove, the multifunctional electromagnetic elbow writing pen is locked on the charging seat, and the multifunctional electromagnetic elbow writing pen is prevented from being taken by other people randomly for use;

3. the utility model realizes the page turning of the document on the computer by arranging the page up-turning key and the page down-turning key on the handle;

4. the laser control key is arranged on the handle, and the laser emitter is arranged at the top of the hollow connecting rod, so that the laser emitting function is realized, a user can remotely indicate a certain part of content on the electronic whiteboard or the touch projection screen, and the remote indicating function is realized.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of another embodiment of the present invention;

FIG. 3 is an exploded view of the structure of the present invention;

FIG. 4 is an exploded view of the structure of the electromagnetic induction member of the present invention;

FIG. 5 is a schematic structural view of a refill according to the present invention;

fig. 6 is a schematic view showing the connection between the pen core and the electromagnetic induction member according to the present invention.

In the context of the figures, it is,

1. a grip; 101. locking the groove; 2. a hollow connecting rod; 3. a pen point; 301. a pen cap; 302. a pen core; 3021. a cartridge body; 3022. a clamping boss; 4. bending the pipe; 5. an electromagnetic induction member; 501. an electromagnetic wave emitting rack; 5011. an accommodating cavity; 5012. a shaft hole; 502. a microswitch; 6. a control circuit board; 7. a battery; 8. a charging contact; 9. a page up key; 10. a page turning down key; 11. a laser control key; 12. a laser transmitter; 13. a power switch key; 14. and an indicator light.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments.

It will be understood that when an element is referred to as being "disposed on" or "secured to" another element, it can be directly or indirectly disposed on the other element. When an element is referred to as being "connected to" another element, it can be directly or indirectly connected to the other element. The terms "upper", "lower", "left", "right", "vertical", "horizontal", and the like indicate orientations or positions based on the orientations or positions shown in the drawings, and are only for convenience of description and should not be construed as limiting the technical solution. The terms "first", "second" and "first" are used merely for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features.

Referring to fig. 1 to 3, an embodiment of the present invention provides a multifunctional electromagnetic elbow writing pen, including a handle 1, a hollow connecting rod 2 and a pen point 3, wherein one end of the hollow connecting rod 2 is connected to the handle 1, the other end of the hollow connecting rod 2 is provided with an elbow 4, the pen point 3 is disposed at an end of the elbow 4, the pen point 3 is provided with an electromagnetic induction element 5, the electromagnetic induction element 5 can emit electromagnetic waves for realizing touch positioning with an electronic whiteboard or a touch projection screen, the handle 1 is provided with a control circuit board 6 and a battery 7, the control circuit board 6 is electrically connected to the battery 7 and the electromagnetic induction element 5, the bottom of the handle 1 is provided with a charging contact 8 matched with a writing pen charging seat, the charging contact is electrically connected to the battery 7, and the lower end of the handle 1 is provided with a circle of locking grooves 101 matched with a locking member of the writing pen charging seat. According to the multifunctional electromagnetic elbow writing pen, the elbow 4 is arranged, so that when a user holds the handle 1 to perform touch positioning or writing on the electronic whiteboard or the touch projection screen, an angle formed between the pen point 3 and a writing surface of the multifunctional electromagnetic elbow writing pen is relatively close to 90 degrees, the writing habit of people is met, the writing comfort is improved, meanwhile, the deviation of the coordinate position calculated by the pen point 3 clicking or touch physical position and the positioning module is greatly reduced, the touch positioning precision of the multifunctional electromagnetic elbow writing pen on the electronic whiteboard or the touch projection screen is improved, and the touch positioning precision of the multifunctional electromagnetic elbow writing pen is ensured; set up the contact 8 that charges through the bottom at handle 1 for multi-functional electromagnetism elbow writing pen can charge and keep depositing through supporting charging seat after finishing using, be provided with locking part matched with locked groove 101 of round and writing pen charging seat because of the lower extreme of handle 1 simultaneously, when multi-functional electromagnetism elbow writing pen put on supporting charging seat charge/deposit, locking part can block on locked groove 101 on the charging seat, with multi-functional electromagnetism elbow writing pen lock on the charging seat, avoid other people to take the use at will.

In a preferred embodiment, the angle formed between the bend 4 and the hollow rod 2 is 120 ° ± 10 °. According to the writing habit of people, the included angle formed between the elbow 4 and the hollow connecting rod 2 is set to be about 120 degrees, so that when a user holds the grip 1 to perform touch positioning or writing on the electronic whiteboard and the touch projection screen, the angle formed between the multifunctional electromagnetic elbow writing pen and the writing surface is relatively close to 90 degrees, and the writing comfort level and the touch positioning precision of the multifunctional electromagnetic elbow writing pen on the electronic whiteboard or the touch projection screen are improved.

Referring to fig. 1 to 3, in a preferred embodiment, the handle 1 is provided with an up-page-turning key 9 and a down-page-turning key 10, the up-page-turning key 9 and the down-page-turning key 10 are electrically connected to the control circuit board 6, respectively, the control circuit board 6 is provided with a wireless communication module, and the control circuit board 6 is wirelessly connected to a computer through the wireless communication module. In specific application, after the control circuit board 6 is wirelessly connected with a computer through the wireless communication module, the page turning-up function can be realized on a document on the computer by pressing the page turning-up key 9; by pressing the page-down key 10, the page-down function can be realized for the document on the computer.

Referring to fig. 2 and 3, in a preferred embodiment, a laser control button 11 is disposed on the handle 1, a laser emitter 12 is disposed on the top of the hollow connecting rod 2, and the laser emitter 12 and the laser control button 11 are electrically connected to the control circuit board 6 respectively. In specific application, the laser emitter 12 can be triggered to emit laser by pressing the laser control key 11, and the laser emission function is mainly used for a user to remotely indicate a certain part of contents on an electronic whiteboard or a touch projection screen, so that a remote indication function is achieved.

Referring to fig. 1 and 3, in a preferred embodiment, a power switch button 13 is disposed on the handle 1, the power switch button 13 is electrically connected to the control circuit board 6, and the power switch button 13 is used for turning on/off the multifunctional electromagnetic elbow writing pen.

Referring to fig. 1 and 3, in a preferred embodiment, an indicator light 14 is disposed on the handle 1, and the indicator light 14 is electrically connected to the control circuit board 6. The indicator light 14 may be a power indicator light or a charging indicator light; when the indicator light 14 can be a power indicator light, it is used for indicating the open state of the multifunctional electromagnetic elbow writing pen; when the indicator light 14 can be a charging indicator light, it is used to indicate the charging status of the multifunctional electromagnetic elbow writing pen.

Referring to fig. 3 to 6, in a preferred embodiment, the pen head 3 includes a pen cap 301 and a pen core 302 inserted into the pen cap 301, and since the pen core 302 is inserted into the pen cap 301, an included angle formed between a center line of the pen core 302 and a center line of the hollow link 2 is the same as an included angle formed between the elbow 4 and the hollow link 2. The electromagnetic induction piece 5 comprises an electromagnetic wave emitting frame 501 and a microswitch 502, wherein the bottom end of the electromagnetic wave emitting frame 501 is provided with an accommodating cavity 5011, the microswitch 502 is arranged in the accommodating cavity 5011, the top end of the electromagnetic wave emitting frame 501 is provided with a shaft hole 5012 communicated with the accommodating cavity 5011, and one end of the pen core 302 penetrates through the shaft hole 5012 and abuts against and contacts the microswitch 502. The electromagnetic wave emitting rack 501 is a direct emitting device of electromagnetic waves, and the micro switch 502 is used for controlling the electromagnetic wave emitting rack 501 to emit the electromagnetic waves. When touch positioning or writing is required to be performed on the electronic whiteboard or the touch projection screen, a user holds the grip 1 to press the pen core 302 on the electronic whiteboard or the touch projection screen, and the microswitch 502 is triggered, so that the electromagnetic wave emitting frame 501 emits electromagnetic waves, and touch positioning or writing can be performed on the electronic whiteboard or the touch projection screen, thereby realizing the writing effect of writing and lifting when a pen is dropped, conforming to the writing habit of people, and improving the use comfort of the user.

Referring to fig. 5, in a preferred embodiment, the pen core 302 includes a cylindrical pen core body 3021 and a locking boss 3022 circumferentially disposed in the middle of the pen core body 3021, one end of the pen core body 3021 is inserted into the shaft hole 5012 and abuts against the micro switch 502, the other end of the pen core body 3021 is inserted into and extends out of the pen cap 301, and the locking boss 3022 is used to limit the length of the pen core 302 extending into the shaft hole 5012 of the electromagnetic wave emitting rack 501 and the length of the pen core 302 extending out of the pen cap 301.

It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are intended to be included within the scope of the utility model as defined in the appended claims.

The utility model is described above with reference to the accompanying drawings, which are illustrative, and it is obvious that the implementation of the utility model is not limited in the above manner, and it is within the scope of the utility model to adopt various modifications of the inventive method concept and technical solution, or to apply the inventive concept and technical solution to other fields without modification.

Claims

1. The utility model provides a multi-functional electromagnetism elbow writing pen, its characterized in that, includes handle, cavity connecting rod and nib, the one end of cavity connecting rod with the handle is connected, the cavity connecting rod other end is provided with the elbow, the nib sets up the tip of elbow, be provided with electromagnetic induction spare in the nib, be provided with control circuit board and battery in the handle, control circuit board respectively with the battery with electromagnetic induction spare electric connection, the bottom of handle is provided with the contact of charging with writing pen charging seat matched with, the electric shock of charging with battery electric connection, the lower extreme of handle be provided with the round with writing pen charging seat's locking groove that locking part matched with.

2. The multifunctional electromagnetic elbow writing pen of claim 1, wherein the included angle formed between the elbow and the hollow connecting rod is an obtuse angle.

3. The multifunctional electromagnetic elbow writing pen of claim 1, wherein the angle formed between the elbow and the hollow connecting rod is 120 ° ± 10 °.

4. The multifunctional electromagnetic elbow writing pen according to claim 1, wherein the handle is provided with a page up key and a page down key, the page up key and the page down key are electrically connected with the control circuit board respectively, the control circuit board is provided with a wireless communication module, and the control circuit board is wirelessly connected with a computer through the wireless communication module.

5. The multifunctional electromagnetic elbow writing pen according to claim 1, wherein a laser control button is arranged on the handle, a laser emitter is arranged on the top of the hollow connecting rod, and the laser emitter and the laser control button are respectively electrically connected with the control circuit board.

6. The multifunctional electromagnetic elbow writing pen of claim 1, wherein a power switch button is arranged on the handle, and the power switch button is electrically connected with the control circuit board.

7. The multifunctional electromagnetic elbow writing pen of claim 1, wherein an indicator light is arranged on the handle, and the indicator light is electrically connected with the control circuit board.

8. The multifunctional electromagnetic elbow writing pen according to claim 1, wherein the pen head comprises a pen head sleeve and a pen core arranged in the pen head sleeve in a penetrating manner.

9. The multifunctional electromagnetic elbow writing pen according to claim 8, wherein the electromagnetic induction part comprises an electromagnetic wave emitting frame and a microswitch, an accommodating cavity is arranged at the bottom end of the electromagnetic wave emitting frame, the microswitch is arranged in the accommodating cavity, an axial hole communicated with the accommodating cavity is arranged at the top end of the electromagnetic wave emitting frame, and one end of the pen core is arranged in the axial hole in a penetrating manner and abuts against and contacts the microswitch.

10. The multifunctional electromagnetic elbow writing pen according to claim 9, wherein the pen core comprises a cylindrical pen core body and a clamping boss circumferentially arranged in the middle of the pen core body, one end of the pen core body is arranged in the shaft hole in a penetrating manner and abuts against and contacts the micro switch, and the other end of the pen core body is arranged in a penetrating manner and extends out of the pen head sleeve.