阅读说明：本技术 一种防摔笔 (A kind of Antibreaking pen ) 是由 吴立琴 徐佐周 于 2019-09-10 设计创作，主要内容包括：本发明公开了一种防摔笔,它包括笔管和笔芯,笔管一端设有笔头套,笔管另一端设有USB充电口,笔头套与笔管螺纹连接,笔管上设有电容器,电容器位于靠近笔头套一端,笔管与笔头套构成一个腔体,笔芯位于腔体内,腔体内设有电池、电路板和电磁感应线圈,电磁感应线圈与笔管固定连接,笔芯上设有磁铁和复位弹簧,磁铁与笔芯固定连接,磁铁位于靠近笔头套一端,电磁感应线圈位于远离笔头套一端,复位弹簧置于笔芯的侧面上,复位弹簧一端与笔芯固定连接,复位弹簧另一端与笔头套连接,USB充电口与电池电连接,电池、电磁感应线圈和电容器均与电路板电连接。本发明的有益效果是：不易摔坏笔尖,保护笔头。(The invention discloses a kind of Antibreaking pens, it includes pen tube and pen core, pen tube one end is equipped with pen point casing, the pen tube other end is equipped with USB charge port, pen point casing is threadedly coupled with pen tube, pen tube is equipped with capacitor, capacitor is located at close to pen point casing one end, pen tube and pen point casing constitute a cavity, pen core is within the cavity, battery is equipped in cavity, circuit board and electromagnetic induction coil, electromagnetic induction coil is fixedly connected with pen tube, pen core is equipped with magnet and reset spring, magnet is fixedly connected with pen core, magnet is located at close to pen point casing one end, electromagnetic induction coil is located remotely from pen point casing one end, reset spring is placed on the side of pen core, reset spring one end is fixedly connected with pen core, the reset spring other end is connect with pen point casing, USB charge port is electrically connected with battery, battery, electromagnetic induction coil and capacitor are electric with circuit board Connection.The beneficial effects of the present invention are: being not easy to break pen tip, protection nib.)

1. a kind of Antibreaking pen, characterized in that including pen tube (1) and pen core (2), one end of the pen tube (1) is equipped with pen point casing (3), the other end of the pen tube (1) is equipped with USB charge port (4), and the pen point casing (3) is threadedly coupled with pen tube (1), the pen It manages (1) and is equipped with capacitor (5), the capacitor (5) is located at close to the one end of pen point casing (3), the pen tube (1) and pen point casing (3) cavity (6) is constituted, the pen core (2) is located in cavity (6), and battery (7), circuit board are equipped in the cavity (6) (8) it is fixedly connected with electromagnetic induction coil (9), the electromagnetic induction coil (9) with pen tube (1), the pen core (2) is equipped with magnetic Iron (10) and reset spring (11), the magnet (10) are fixedly connected with pen core (2), and the magnet (10) is located at close to pen point casing (3) one end, the electromagnetic induction coil (9) are located remotely from one end of pen point casing (3), and the reset spring (11) is placed in pen core (2) on side, one end of the reset spring (11) is fixedly connected with pen core (2), the other end of the reset spring (11) Connect with pen point casing (3), the USB charge port (4) is electrically connected with battery (7), the battery (7), electromagnetic induction coil (9) and Capacitor (5) is electrically connected with circuit board (8).

2. a kind of Antibreaking pen according to claim 1, characterized in that the capacitor (5) include conductive rubber (12), absolutely Edge rubber (13) and capacitor plate (14), the conductive rubber (12) are electrically connected with circuit board (8) with capacitor plate (14), institute It states electro-insulating rubber (13) to be located between conductive rubber (12) and capacitor plate (14), the side of the capacitor plate (14) and insulation Rubber (13) is in contact, and the other side of the capacitor plate (14) is equipped with several pieces of locating pieces (15), locating piece (15) position In cavity (6), inner wall of the both ends of the locating piece (15) with pen tube (1) is slidably connected.

3. a kind of Antibreaking pen according to claim 2, characterized in that the locating piece (15) includes spring steel plate one (16), spring steel plate two (17) and spring steel plate three (24), the shape of the spring steel plate one (16) are L-type, the spring steel The shape of piece three (24) is arc, and the spring steel plate one (16) is made of a long side and a short side, the one of the long side It holds and is slidably connected with the inner wall of pen tube (1), the other end of the long side is fixedly connected with one end on short side far from pen core (2), One end on the short side close to pen core (2) is fixedly connected with spring steel plate three (24), one end of the spring steel plate three (24) It is fixedly connected with short side, the other end of the spring steel plate three (24) and the inner wall of pen tube (1) are slidably connected, the spring steel plate Two (17) are located between spring steel plate one (16), spring steel plate three (24) and capacitor plate (14), the spring steel plate two (17) Shape be arc, the outer surface of the spring steel plate one (16), spring steel plate two (17) and spring steel plate three (24) coats There is electro-insulating rubber body, one end of the spring steel plate two (17) is fixedly connected with the long side on spring steel plate one (16), the bullet The other end of spring steel disc two (17) is fixedly connected with spring steel plate three (24), the middle section of the spring steel plate two (17) and electricity Hold pole plate (14) to be in contact.

4. a kind of Antibreaking pen according to claim 3, characterized in that the inner wall of the pen tube (1) be equipped with several with The sliding slot one (18) that one end of long side matches, one end of the long side are located in sliding slot one (18), and one end of the long side is logical It crosses sliding slot one (18) and the inner wall of pen tube (1) is slidably connected, the inner wall of the pen tube (1) is equipped with several and spring steel plate three (24) sliding slot two (25) that one end matches, one end of the spring steel plate three (24) are located in sliding slot two (25), the bullet One end of spring steel disc three (24) is slidably connected by sliding slot two (25) and the inner wall of pen tube (1).

5. a kind of Antibreaking pen according to claim 3 or 4, characterized in that the position of the magnet (10) and spring steel plate The position of one (16) is corresponding.

6. a kind of Antibreaking pen according to claim 1 or 2 or 3 or 4, characterized in that the electromagnetic induction coil (9) is in circle Cylindricality, the pen core (2) are slidably connected through electromagnetic induction coil (9) and with electromagnetic induction coil (9), the electromagnetic induction line The end for enclosing (9) is equipped with fixed block (19), and the fixed block (19) is fixedly connected with the inner wall of pen tube (1).

7. a kind of Antibreaking pen according to claim 1 or 2 or 3 or 4, characterized in that one end of the pen point casing (3) and pen It manages (1) to be threadedly coupled, the other end of the pen point casing (3) is equipped with through-hole (20), and the pen core (2) includes ink barrel (21) and pen Head (22), the ink barrel (21) are fixedly connected with written (22), and the ink barrel (21) and the junction of written (22) are equipped with One end of convex block (23), the reset spring (11) is fixedly connected with convex block (23), the other end of the reset spring (11) with Pen point casing (3) connection, one end that the reset spring (11) connect with pen point casing (3) is located at the side of through-hole (20), the pen Head (22) is located in reset spring (11).

Technical field

The present invention relates to a correlative technology fields, refer in particular to a kind of Antibreaking pen.

Background technique

Pen is the writing implement that people often use in daily life and study, and present pen is all steel ball nib, Since small steel ball is directly embedded in written seat, thus it is very fragile, it can often fall accidentally in use, if nib Ground, nib is easy to throw away steel ball with the shock on ground, pen tip is broken and can not write word, can only often replace pen core or whole Branch pen causes to waste, in this regard, being badly in need of providing a kind of pen for being not easy to break pen tip.

Summary of the invention

The present invention is to provide to overcome the shortcomings of that pen tip is easily broken in the prior art and a kind of be not easy to break the anti-of pen tip Fall pen.

To achieve the goals above, the invention adopts the following technical scheme:

A kind of Antibreaking pen, it includes pen tube and pen core, and one end of the pen tube is equipped with pen point casing, the other end of the pen tube Equipped with USB charge port, the pen point casing is threadedly coupled with pen tube, and the pen tube is equipped with capacitor, and the capacitor, which is located at, to be leaned on One end of nearly pen point casing, the pen tube and pen point casing constitute a cavity, and the pen core is within the cavity, is equipped in the cavity Battery, circuit board and electromagnetic induction coil, the electromagnetic induction coil are fixedly connected with pen tube, the pen core be equipped with magnet and Reset spring, the magnet are fixedly connected with pen core, and the magnet is located at close to one end of pen point casing, the electromagnetic induction coil Be located remotely from one end of pen point casing, one end of the reset spring is fixedly connected with pen core, the other end of the reset spring with Pen point casing connection, the USB charge port is electrically connected with battery, and the battery, electromagnetic induction coil and capacitor are and circuit board Electrical connection.

One end of pen tube is equipped with pen point casing, and the other end of pen tube is equipped with USB charge port, convenient for charging the battery；Pen point casing It being threadedly coupled with pen tube, pen tube is equipped with capacitor, and capacitor is located at close to one end of pen point casing, and capacitor is contacted with finger, Since human body belongs to electric conductor and has electrostatic, so that capacitor generates voltage change；Pen tube and pen point casing constitute a cavity, Pen core is within the cavity, and battery, circuit board and electromagnetic induction coil, electromagnetic induction coil and the fixed company of pen tube are equipped in cavity It connects, pen core is equipped with magnet and reset spring, and magnet is fixedly connected with pen core, and magnet is located at close to one end of pen point casing, electromagnetism Induction coil is located remotely from one end of pen point casing, and after circuit board collects the voltage change of capacitor generation, circuit board passes through letter The both ends of electromagnetic induction coil and battery are connected in number processing, magnetic field are generated after electromagnetic induction coil electrification, so that electromagnetic induction Coil is identical mutually exclusive by one end of near magnet and one end magnetic pole of magnet adjacent thereto, pen core is ejected pen point casing, just In writing；One end of reset spring is fixedly connected with pen core, and the other end of reset spring is connect with pen point casing, the magnetic of electromagnetic induction When field disappears, pen core is retracted in pen point casing by reset spring, plays the effect of protection pen core；USB charge port is electrically connected with battery It connects, battery, electromagnetic induction coil and capacitor are and circuit board electrical connection.Achieve the purpose that be not easy to break pen tip.

Preferably, capacitor includes conductive rubber, electro-insulating rubber and capacitor plate, conductive rubber and capacitor plate with Circuit board electrical connection, between conductive rubber and capacitor plate, the side of capacitor plate connects electro-insulating rubber with electro-insulating rubber Touching, the other side of capacitor plate are equipped with several pieces of locating pieces, and when finger grip pen, finger is contacted with conductive rubber, due to human body Belong to electric conductor and have electrostatic, leads to that charge movement occurs between conductive rubber and human body, to influence conductive rubber and electricity The voltage for holding the capacitor both ends of pole plate composition makes it generate variation, after circuit board collects the voltage change of capacitor generation, Circuit board is connected the both ends of electromagnetic induction coil and battery by signal processing, generates magnetic field after electromagnetic induction coil electrification； Locating piece is within the cavity, and the both ends of locating piece are slidably connected with pen tube inner wall, the effect masterpiece that when finger grip pen generates With on locating piece, because the both ends of locating piece are slidably connected with pen tube inner wall, so that the middle section of locating piece is deformed inward Pen core is blocked, pen core inside contracts when convenient for preventing from writing.

Preferably, locating piece includes spring steel plate one, spring steel plate two and spring steel plate three, the shape of spring steel plate one For L-type, the shape of spring steel plate three is arc, and spring steel plate one is made of a long side and a short side, one end of long side with The inner wall of pen tube is slidably connected, and the other end of long side is fixedly connected with one end on short side far from pen core, close to pen core on short side One end be fixedly connected with spring steel plate three, one end of spring steel plate three is fixedly connected with short side, the other end of spring steel plate three It is slidably connected with the inner wall of pen tube, spring steel plate two is located between spring steel plate one, spring steel plate three and capacitor plate, spring steel The shape of piece two is arc, and the outer surface of spring steel plate one, spring steel plate two and spring steel plate three is coated with electro-insulating rubber body, One end of spring steel plate two is fixedly connected with the long side on spring steel plate one, and the other end and spring steel plate three of spring steel plate two are solid Fixed connection, the middle section of spring steel plate two are in contact with capacitor plate, spring steel plate one, spring steel plate two and spring steel plate three Outer surface be coated with electro-insulating rubber body, the charge on interference capacitors plate is prevented, to influence magnet performance；Finger when writing It is grasped at conductive rubber, the active force of generation is transmitted on spring steel plate one and spring steel plate three by spring steel plate two, is made The intermediate dogleg section for obtaining spring steel plate one, which moves inward, blocks pen core, increases the stability of pen core when writing.

Preferably, the sliding slot one that the inner wall of pen tube matches equipped with one end of several and long side, one end of long side In sliding slot one, one end of long side is slidably connected by sliding slot one and the inner wall of pen tube, and the inner wall of pen tube is equipped with several One end of the sliding slot two to match with one end of spring steel plate three, spring steel plate three is located in sliding slot two, and the one of spring steel plate three End is slidably connected by sliding slot two and the inner wall of pen tube.One end of spring steel plate one is moved in sliding slot one, spring steel plate three One end is moved in sliding slot two, conducive to the compression and reset of spring steel plate one and spring steel plate three.

Preferably, the position of magnet is corresponding with the position of spring steel plate one, because magnet is to be fixedly connected with pen core, when When active force is acted on spring steel plate one, the short side on spring steel plate one is contacted with the upper surface of magnet, to reach fixed The effect of position pen core.

Preferably, electromagnetic induction coil is cylindrical, pen core is through electromagnetic induction coil and sliding with electromagnetic induction coil The end of dynamic connection, electromagnetic induction coil is equipped with fixed block, and fixed block is fixedly connected with the inner wall of pen tube, leads when finger touches When electric rubber, electromagnetic induction coil generates electromagnetic field and magnet generates repulsive force, and magnet drives pen core downlink, by the nib of pen core It releases outside pen point casing, magnet, which is just moved to spring steel plate one, at this time can block the position of magnet, when writing, due to active force It increases, the short side on spring steel plate one is enabled to play good positioning action to pen core；When finger is detached from conductive rubber, Spring steel plate one resets, and the electromagnetic field that electromagnetic induction coil generates disappears, and magnet drives pen core to retract in pen point casing, when pen is from table Face can also protect nib when falling, at this time according to h=gt²/ 2, general desk height is 0.5m, then calculates to obtain t=0.32S, Both when pen is fallen from desk, the nib that finger is detached from after conductive rubber in 0.32 second on pen core must retract ability in pen point casing Prevent nib from pounding to ground.

Preferably, one end of pen point casing is threadedly coupled with pen tube, the other end of pen point casing is equipped with through-hole, and pen core includes ink Water pipe and nib, ink barrel are fixedly connected with nib, ink barrel and nib junction be equipped with convex block, one end of reset spring with Convex block is fixedly connected, and the other end of reset spring is connect with pen point casing, and one end that reset spring is connect with pen point casing is located at through-hole Side, nib is located in reset spring, and when finger is detached from conductive rubber, spring steel plate one resets, and reset spring has compression State reset rebound, nib is retracted in pen point casing, prevents nib from breaking.

The beneficial effects of the present invention are: electromagnetic induction coil generates electromagnetic field and magnetic when finger touches conductive rubber Iron generates repulsive force, and the nib of pen core is released outside pen point casing, convenient for writing；Short side when writing on spring steel plate one is to pen core energy Enough play good positioning action；When finger is detached from conductive rubber, spring steel plate one resets, the electricity that electromagnetic induction coil generates Magnetic field disappears, and magnet drives pen core to retract in pen point casing, protection nib.

Detailed description of the invention

Fig. 1 is structural schematic diagram of the invention；

The structural schematic diagram when present invention writes when Fig. 2；

Fig. 3 is the partial enlarged view of a-quadrant in Fig. 1；

Fig. 4 is the partial enlarged view of B area in Fig. 2；

Fig. 5 is circuit diagram of the invention.

In figure: 1. pen tubes, 2. pen cores, 3. pen point casings, 4.USB charge port, 5. capacitors, 6. cavitys, 7. batteries, 8. circuits Plate, 9. electromagnetic induction coils, 10. magnet, 11. reset springs, 12. conductive rubbers, 13. electro-insulating rubbers, 14. capacitor plates, 15. Locating piece, 16. spring steel plates one, 17. spring steel plates two, 18. sliding slots one, 19. fixed blocks, 20. through-holes, 21. ink barrels, 22. Nib, 23. convex blocks, 24. spring steel plates three, 25. sliding slots two.

Specific embodiment

The present invention will be further described with reference to the accompanying drawings and detailed description.

In the embodiment described as shown in Figure 1, Figure 2, a kind of Antibreaking pen, including pen tube 1 and pen core 2, one end of pen tube 1 are equipped with pen The other end of headgear 3, pen tube 1 is equipped with USB charge port 4, and pen point casing 3 is threadedly coupled with pen tube 1, and pen tube 1 is equipped with capacitor 5, Capacitor 5 is located at close to one end of pen point casing 3, and pen tube 1 and pen point casing 3 constitute a cavity 6, and pen core 2 is located in cavity 6, chamber Battery 7, circuit board 8 and electromagnetic induction coil 9 are equipped in body 6, electromagnetic induction coil 9 is fixedly connected with pen tube 1, sets on pen core 2 There are magnet 10 and reset spring 11, magnet 10 is fixedly connected with pen core 2, and magnet 10 is located at close to one end of pen point casing 3, electromagnetism sense Coil 9 is answered to be located remotely from one end of pen point casing 3, reset spring 11 is placed on the side of pen core 2, one end of reset spring 11 and pen Core 2 is fixedly connected, and the other end of reset spring 11 is connect with pen point casing 3, and USB charge port 4 is electrically connected with battery 7, battery 7, electricity Magnetic induction coil 9 and capacitor 5 are electrically connected with circuit board 8.

As shown in figure 3, figure 4 and figure 5, capacitor 5 includes conductive rubber 12, electro-insulating rubber 13 and capacitor plate 14, conductive rubber Glue 12 is electrically connected with circuit board 8 with capacitor plate 14, and electro-insulating rubber 13 is between conductive rubber 12 and capacitor plate 14, electricity The side for holding pole plate 14 is in contact with electro-insulating rubber 13, and the other side of capacitor plate 14 is equipped with several pieces of locating pieces 15, locating piece 15 are located in cavity 6, and the both ends of locating piece 15 are slidably connected with 1 inner wall of pen tube.

As shown in Figure 3, Figure 4, locating piece 15 includes spring steel plate 1, spring steel plate 2 17 and spring steel plate 3 24, bullet The shape of spring steel disc 1 is L-type, and the shape of spring steel plate 3 24 is arc, and spring steel plate 1 is short by a long side and one Side composition, one end of long side and the inner wall of pen tube 1 are slidably connected, and one end on the other end and short side of long side far from pen core 2 is solid Fixed to connect, one end on short side close to pen core 2 is fixedly connected with spring steel plate 3 24, and one end of spring steel plate 3 24 and short side are solid Fixed connection, the other end of spring steel plate 3 24 and the inner wall of pen tube 1 are slidably connected, and spring steel plate 2 17 is located at spring steel plate one 16, between spring steel plate 3 24 and capacitor plate 14, the shape of spring steel plate 2 17 is arc, spring steel plate 1, spring steel The outer surface of piece 2 17 and spring steel plate 3 24 is coated with electro-insulating rubber body, one end of spring steel plate 2 17 and spring steel plate one Long side on 16 is fixedly connected, and the other end of spring steel plate 2 17 is fixedly connected with spring steel plate 3 24, spring steel plate 2 17 Middle section is in contact with capacitor plate 14.The sliding slot one that the inner wall of pen tube 1 matches equipped with one end of several and long side 18, one end of long side is located in sliding slot 1, and one end of long side is slidably connected by sliding slot 1 and the inner wall of pen tube 1, pen tube 1 Inner wall be equipped with the sliding slot 2 25 that one end of several and spring steel plate 3 24 matches, one end of spring steel plate 3 24 is located at In sliding slot 2 25, one end of spring steel plate 3 24 is slidably connected by sliding slot 2 25 and the inner wall of pen tube 1.The position of magnet 10 with The position of spring steel plate 1 is corresponding.

As shown in Figure 1 and Figure 2, electromagnetic induction coil 9 is cylindrical, pen core 2 through electromagnetic induction coil 9 and with electromagnetism sense Coil 9 is answered to be slidably connected, the end of electromagnetic induction coil 9 is equipped with fixed block 19, the fixed company of the inner wall of fixed block 19 and pen tube 1 It connects.One end of pen point casing 3 is threadedly coupled with pen tube 1, and the other end of pen point casing 3 is equipped with through-hole 20, and pen core 2 includes 21 He of ink barrel Nib 22, ink barrel 21 are fixedly connected with nib 22, and the junction of ink barrel 21 and nib 22 is equipped with convex block 23, reset spring 11 One end be fixedly connected with convex block 23, the other end of reset spring 11 is connect with pen point casing 3, and reset spring 11 and pen point casing 3 connect The one end connect is located at the side of through-hole 20, and positioned at the side of through-hole 20, nib 22 is located in reset spring 11.

Working principle: when finger touches conductive rubber 12, since human body belongs to electric conductor and has electrostatic, cause to lead It is mobile that charge occurs between electric rubber 12 and human body, to influence 5 liang of capacitor that conductive rubber 12 is formed with capacitor plate 14 The voltage at end makes it generate variation, and after circuit board 8 collects the voltage change of the generation of capacitor 5, circuit board 8 passes through signal processing The both ends of electromagnetic induction coil 9 and battery 7 are connected, electromagnetic induction coil 9 generates magnetic field after charging and magnet 10 generates repulsion Power, magnet 10 drive 2 downlink of pen core, the nib 22 of pen core 2 are released outside pen point casing 3, magnet 10 is just moved to spring at this time Steel disc 1 can block the position of magnet 10, when writing, due to the increasing of active force, so that the short side pair on spring steel plate 1 Pen core 22 can play good positioning action, and when finger is detached from conductive rubber 12, spring steel plate 1 resets, electromagnetic induction The electromagnetic field that coil 9 generates disappears, and magnet 10 drives pen core 2 to retract in pen point casing 3, can also protect when pen is fallen from desktop Nib 22, at this time according to h=gt²/ 2, general desk height is 0.5m, then t=0.32S is calculated to obtain, both when pen is fallen from desk When, finger, which is detached from the retraction pen point casing 3 of nib 22 after conductive rubber 12 in 0.32 second on pen core 2, can just prevent nib 22 from pounding Ground.