CN216352233U

CN216352233U - Electromagnetic pen

Info

Publication number: CN216352233U
Application number: CN202122962987.3U
Authority: CN
Inventors: 尹林刚; 淡玉婷
Original assignee: ONYX INTERNATIONAL Inc
Current assignee: ONYX INTERNATIONAL Inc
Priority date: 2021-11-29
Filing date: 2021-11-29
Publication date: 2022-04-19
Anticipated expiration: 2031-11-29

Abstract

The embodiment of the utility model discloses an electromagnetic pen, wherein the tail of a pen core of the electromagnetic pen is fixed in a main support, the pen head of the pen core penetrates through a pen container, the tail of an eraser core is fixed in the main support through a spring, the head of the eraser core protrudes out of the main support and is inserted into the eraser head, a hollow elastic pad is fixed in the eraser head, and the head of the eraser core is inserted into the elastic pad and is not contacted with the eraser head. When the eraser head receives external force and moves along the connecting frame, the elastic pad and the spring are extruded, and the eraser head is in contact with the eraser core, so that the eraser module has an eraser function; when the external force is removed, the elastic force of the elastic pad and the spring enables the rubber head to restore to the original shape. The spring and the elastic pad are respectively arranged at the two ends of the eraser core, so that the pressing resilience function of the eraser module can be effectively ensured, and the user experience is optimized.

Description

Electromagnetic pen

Technical Field

The utility model relates to the technical field of touch control, in particular to an electromagnetic pen.

Background

The stylus is an auxiliary device for completing man-machine conversation by simulating a human body (usually fingers) by using a conductor material. The current mainstream handwriting pen adopts an electromagnetic pen mode, and the eraser function is an extended function of the handwriting pen and is used for erasing an error part after a writing error and simulating a real eraser to modify and remove.

In the prior art, the erasing function of the electromagnetic pen is realized by an erasing function key on a pen holder. When the electromagnetic pen is used for erasing the board surface content on the electronic whiteboard, the electromagnetic pen needs to be held to press a function key on the electromagnetic pen within the height range of the hanging pen of the electronic whiteboard so as to select an erasing function; after the erasing task is executed, if the electromagnetic pen is to be switched to the writing function, the function key on the electromagnetic pen needs to be pressed to select the writing function, and when the erasing and writing functions are switched, the function key needs to be repeatedly used for switching the functions, so that inconvenience is brought to a user.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model discloses an electromagnetic pen, wherein one end of the electromagnetic pen is provided with an eraser module which can realize an erasing function by pressing, and elastic pieces are arranged at two ends of an eraser core which realizes the erasing function, so that the pressing resilience function and the erasing function of the eraser module are ensured.

The embodiment of the utility model provides an electromagnetic pen which is characterized by comprising a hollow pen container, a functional module arranged in the pen container and an eraser module detachably connected with the pen container; the functional module comprises a main support, a refill and an eraser core, wherein the refill and the eraser core are fixed in the main support, a pen point of the refill protrudes out of one end of the main support and penetrates out of a pen container, a pen tail of the refill is fixed in the main support, a propping platform is arranged in the main support, a supporting column extending axially is arranged on the propping platform, a groove matched with the supporting column is formed in the tail of the eraser core, a spring is sleeved on the supporting column, one end of the spring abuts against the propping platform, and the other end of the spring abuts against the tail of the eraser core; the eraser module comprises a connecting frame, an elastic pad and an eraser head, wherein the connecting frame is fixed at the end part of the pen container, the connecting frame protrudes out of the pen container, the eraser head is sleeved on the connecting frame in a sliding mode, one end of the elastic pad abuts against the eraser head, the other end of the elastic pad abuts against the end part of the connecting frame, the elastic pad is fixed inside the eraser module, and the head of the eraser core protrudes out of the other end of the main support and is inserted into the elastic pad.

Further, still be provided with in the main support and support the platform relative, support and support the platform and support and be provided with magnet and iron sheet between the platform, magnet and iron sheet are located the both sides of the spacer that axial extension set up respectively, and the both ends of magnet and iron sheet respectively with support and support the platform and support and lean on.

Further, the side wall of the main support is provided with a magnet mounting hole and an iron sheet mounting hole.

Furthermore, the top of the eraser head is of a circular arc structure.

Further, the pen container and the connecting frame are fixedly connected through threads.

Furthermore, the eraser head has two switching sections that counterpoint set up, the tip of switching section is formed with the trip, two inside the switching section passes through the first opening on the link and inserts the link, have in the link with the draw-in groove of trip looks adaptation, the switching section is axial motion inside the link, and then drives the eraser head and slide on the link.

Further, the lateral wall of main support has two second openings of counterpointing the setting, the tail of a pen of refill is provided with the installation department, the installation department is located the second opening part, two buckles lean on through second opening and installation department counterbalance respectively and with the main support block together to make the tail of a pen of refill fix in the main support.

Further, two the tip of buckle all has the lug, two the second opening part all sets up the stop part, when the internal surface of buckle with the installation department supports and leans on the back, the lug with the stop part supports and leans on fixedly.

Further, the installation department has the neck section and is located the circular arc boss of neck section top, the internal surface of buckle with the shape looks adaptation of installation department, just the cross section diameter of circular arc boss is greater than the cross section diameter of neck section.

Furthermore, the elastic pad is a silica gel pad.

The embodiment of the utility model provides an electromagnetic pen, wherein the writing function of the electromagnetic pen is completed by a pen core protruding out of a pen container, and the erasing function of the electromagnetic pen is completed by an eraser module at the other end of the pen core. The eraser module comprises a connecting frame and an eraser head, a hollow elastic pad is arranged in the eraser head, the head of the eraser core is inserted into the elastic pad but is not contacted with the eraser head, and the tail of the eraser core is fixed with the main bracket through a spring. When the eraser head moves along the connecting frame after receiving external force, the elastic pad is compressed, so that the eraser module is contacted with the eraser core, and the erasing function of the eraser head is realized; after the external force is removed, the elastic pressure of the elastic cushion is released, so that the eraser head is restored to the original state. Meanwhile, when the eraser head is compressed, the spring positioned at the tail part of the eraser core is also compressed, and when the external force is removed, the compression elasticity of the spring promotes the eraser core to rebound, so that the pressing rebound function of the eraser head is ensured.

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, and 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 these drawings without inventive exercise.

Fig. 1 is a schematic diagram of an electromagnetic pen provided in an embodiment of the present invention;

FIG. 2 is an exploded view of an electromagnetic pen of FIG. 1;

FIG. 3 is a schematic diagram of an electromagnetic pen of FIG. 1;

FIG. 4 is a schematic view of the eraser module (not including the resilient pad) of FIG. 2;

FIG. 5 is a schematic view of the main support of FIG. 2;

fig. 6 is a partially enlarged view of an electromagnetic pen of fig. 3.

1-pen container, 2-function module, 21-main support, 211-abutting platform, 212-support, 213-bearing platform, 214-spacer, 215-iron sheet mounting hole, 216-second opening, 22-pen core, 221-mounting part, 222-neck section, 223-arc boss, 23-eraser core, 24-magnet, 25-iron sheet, 26-spring, 27-buckle, 271-lug, 272-blocking part, 3-eraser module, 31-connecting frame, 311-first opening, 32-eraser head, 321-switching section and 33-elastic pad.

Detailed Description

The embodiment of the utility model discloses an electromagnetic pen, which is used for solving the problem of press rebound of an eraser module and ensuring that the eraser module can be continuously used even if a spring in the electromagnetic pen fails.

Referring to fig. 1-3, an embodiment of an electromagnetic pen provided in an embodiment of the present invention includes a hollow pen container 1, a functional module 2 sleeved inside the pen container 1, and an eraser module 3 detachably connected to the pen container. Specifically, the functional module 2 comprises a main support 21, a pen core 22 and an eraser core 23, wherein a pen tail of the pen core 22 is inserted and fixed in the main support 21, and a pen head of the pen core 22 protrudes out of one end of the main support 21 and penetrates out of the pen container 1; the tail of the eraser core 23 is inserted and fixed in the main bracket 21, and the head of the eraser core 23 protrudes out of the other end of the main bracket 21 and is inserted in the eraser module 3. Further, an abutting platform 211 is arranged in the main support 21, a post 212 extending axially is arranged on the abutting platform 211, a groove (not shown in the figure) for the post 212 to pass through is arranged at the tail part of the eraser module 3, a spring 26 is sleeved on the post 212, one end of the spring 26 abuts against the abutting platform 211, and the other end abuts against the tail part of the eraser core 23. The elastic pad 33 is fixed inside the eraser module 3, in the embodiment, the elastic pad 33 is a silicone pad, which has good elasticity, long service life and insulation, the elastic pad 33 is a hollow structure, the head of the eraser core 23 is inserted into the hollow elastic pad 33, but the head of the eraser core 23 does not contact with the eraser module 3. Further, the eraser module 3 can be extended and retracted along the axial direction, when the eraser module 3 is subjected to external force, the elastic pad 33 and the spring 26 are squeezed to enable the head of the eraser core 23 to be in contact with the eraser module 3, and the eraser module 3 has an eraser function; when the external force is removed, the elastic pad 33 and the spring 26 in the compressed state enable the eraser module 3 to be stretched to restore the original shape.

Specifically, the eraser module 3 comprises a connecting frame 31 and an eraser head 32, in this embodiment, the outer surface of the connecting frame 31 is provided with an external thread, the inner surface of the pen container 1 is provided with an internal thread, and the connecting frame 31 and the pen container 1 are fixed together by a threaded connection. And the eraser head 32 and the connecting frame 31 are connected together in a sliding way to realize the telescopic function of the eraser module 3. In order to better simulate the real eraser and increase the contact area between the eraser head and the user interface, the top of the eraser head is in a circular arc structure. In this embodiment, as shown in fig. 4, the eraser head 32 is provided with two aligned adapter segments 321, the end of the adapter segment 321 is formed with a hook (not shown), the two adapter segments 321 are inserted into the connecting frame 31 through the two first openings 311 on the connecting frame 31, wherein the connecting frame 31 has a slot (not shown) inside, the adapter segments 321 can make reciprocating axial movement inside the connecting frame 31, so that the eraser head can slide on the connecting frame 31. When the hook moves to the engaging groove, the axial movement of the connecting frame 31 reaches the maximum displacement, and the engaging groove is used for preventing the eraser head 32 from falling off from the connecting frame 31. Wherein, one end of the connecting frame 31 is inserted into the rubber head 32, one end of the elastic pad 33 is abutted against the end of the connecting frame, the other end and the rubber head 32, thereby realizing the fixation of the elastic pad 33.

When the eraser is used, the eraser head 32 axially moves downwards on the connecting frame 31 after receiving an external force, the eraser head 32 compresses the elastic pad 33 to deform, and drives the eraser core 23 to axially move downwards to extrude the spring 26 until the head of the eraser core 23 is contacted with the eraser head 32, so that the eraser head 32 has an erasing function of the eraser; when the external force is removed, the elastic force of the spring 26 and the elastic pad 33 pushes the eraser core 23 and the eraser head 32 to move axially upwards until the original state is restored. The elastic pad 33 and the spring 26 with elasticity supply are respectively arranged at the two ends of the eraser core 23, the pressing resilience function of the eraser head 32 can be increased, the user experience is optimized, and even if the spring 26 fails, the eraser head 32 still has the pressing resilience function, so that the erasing function of the electromagnetic pen is ensured.

Further, a receiving platform 213 opposite to the abutting platform 211 is further disposed inside the main support 21, and a magnet 24 and an iron piece 25 are installed between the abutting platform 211 and the receiving platform 213, wherein the magnet 24 and the iron piece 25 are separated by a spacer 214. The magnet 24 can be mutually adsorbed with the magnet in the external equipment, and the user can take and use at any time, thereby facilitating the recording. And the adsorption type fixing structure of the iron sheet 25 and the magnet 24 is simple and easy to operate. As shown in fig. 5, in order to facilitate the installation of the iron piece 25 and the magnet 24 and simplify the installation operation, a magnet installation hole (not shown) and an iron piece installation hole 215 are formed in the side wall of the main bracket 21, and a second opening 216 is formed below the magnet installation hole and the iron piece installation hole 215.

Further, as shown in fig. 6, the pen tail of the pen core 22 has a mounting portion 221, and in the present embodiment, the mounting portion 221 has a neck section 222 and a circular arc boss 223, wherein the cross-sectional diameter of the circular arc boss 223 is larger than that of the neck section 222. When the pen core 22 is inserted into the main holder 21, the mounting portion 221 is located at the second opening 216, and the mounting portion 221 is fixed to the main holder 21 by the clamping of the two catches 27. Specifically, the inner surface of the clip 27 is adapted to the shape of the mounting portion 221, the end of the clip 27 has a protrusion 271, and the second opening 216 has a stopper 272, in this embodiment, the lower end surface of the receiving platform 213 forms the stopper 272, so the design structure is simple and convenient. After the two fasteners 27 pass through the second openings 216 to contact the mounting portions 221, the protrusions 271 cooperate with the blocking portions 272, so that the fasteners 27 clamp the mounting portions 221 to be fixed on the main support 21, i.e., the pen core 22 is fixed on the main support 21. Because the diameter of the cross section of the arc boss 223 is larger than that of the neck section 222, the mounting part 221 can be effectively prevented from slipping off from between the two buckles 27. In the embodiment, the fixing mode of the pen core 22 and the main support 21 is simple and convenient, and the pen core 22 and the main support can be firmly fixed together.

While the electromagnetic pen provided by the present invention has been described in detail, for those skilled in the art, the idea of the embodiment of the present invention may be changed in the specific implementation manner and the application scope, and in summary, the content of the present description should not be construed as limiting the present invention.

Claims

1. An electromagnetic pen is characterized by comprising a hollow pen container, a functional module arranged in the pen container and an eraser module detachably connected with the pen container;

the functional module comprises a main support, a refill and an eraser core, wherein the refill and the eraser core are fixed in the main support, a pen point of the refill protrudes out of one end of the main support and penetrates out of a pen container, a pen tail of the refill is fixed in the main support, a propping platform is arranged in the main support, a supporting column extending axially is arranged on the propping platform, a groove matched with the supporting column is formed in the tail of the eraser core, a spring is sleeved on the supporting column, one end of the spring abuts against the propping platform, and the other end of the spring abuts against the tail of the eraser core;

the eraser module comprises a connecting frame, an elastic pad and an eraser head, wherein the connecting frame is fixed at the end part of the pen container, the connecting frame protrudes out of the pen container, the eraser head is sleeved on the connecting frame in a sliding mode, one end of the elastic pad abuts against the eraser head, the other end of the elastic pad abuts against the end part of the connecting frame, the elastic pad is fixed inside the eraser module, and the head of the eraser core protrudes out of the other end of the main support and is inserted into the elastic pad.

2. The electromagnetic pen according to claim 1, wherein a receiving platform opposite to the abutting platform is further arranged in the main support, a magnet and an iron sheet are arranged between the abutting platform and the receiving platform, the magnet and the iron sheet are respectively located on two sides of the axially extending spacer, and two ends of the magnet and the iron sheet respectively abut against the abutting platform and the receiving platform.

3. The electromagnetic pen according to claim 2, wherein the side wall of the main support is provided with a magnet mounting hole and an iron sheet mounting hole.

4. The electromagnetic pen of claim 1, wherein the top of the eraser head is in the configuration of a circular arc.

5. The electromagnetic pen according to claim 1, wherein the pen container is fixedly connected with the connecting frame through threads.

6. The electromagnetic pen as claimed in claim 1, wherein the eraser head has two adapter sections aligned with each other, the end of the adapter section is formed with a hook, the two adapter sections are inserted into the connecting frame through a first opening on the connecting frame, the connecting frame has a slot therein adapted to the hook, and the adapter section moves axially inside the connecting frame to drive the eraser head to slide on the connecting frame.

7. The electromagnetic pen according to claim 1, wherein the side wall of the main support is provided with two second openings which are aligned, the pen tail of the pen core is provided with an installation part, the installation part is positioned at the second openings, and the two buckles abut against the installation part through the second openings respectively and are clamped with the main support together, so that the pen tail of the pen core is fixed in the main support.

8. The electromagnetic pen according to claim 7, wherein the two buckles have a protrusion at each end, and a blocking portion is disposed at each of the two second openings, and when the inner surfaces of the buckles abut against the mounting portions, the protrusions abut against and are fixed to the blocking portions.

9. The electromagnetic pen of claim 8, wherein the mounting portion has a neck section and an arc boss above the neck section, the inner surface of the buckle is adapted to the shape of the mounting portion, and the diameter of the cross section of the arc boss is larger than that of the neck section.

10. The electromagnetic pen of claim 1, wherein the resilient pad is a silicone pad.