TWI391080B - Electronic device with handwriting input and its pen fixing struture - Google Patents

Description

Electronic device with handwriting input function and stylus fixing structure thereof

The invention relates to an electronic device having a handwriting input function and a stylus fixing structure thereof.

With the popularity of electronic devices such as mobile phones, computers, and e-books with touch screens, people often need to use a stylus to input messages. In order to facilitate the access of the stylus pen, the receiving slot is generally disposed on the side wall of the electronic device body. The length of the receiving slot is equivalent to the stylus to accommodate the stylus pen; the receiving slot is provided with an elastic protrusion or an elastic hook when the stylus is inserted. The elastic protrusion or the elastic hook falls into the card slot provided on the stylus, thereby realizing reliable positioning of the stylus pen.

The fixing structure of the stylus pen is positioned by the elastic protrusion or the elastic hook in the receiving slot, and as the number of uses increases, the card slot of the stylus is inevitably worn, thereby affecting the aesthetic appearance of the stylus; At the same time, the elastic protrusions or the elastic hooks are also prone to elastic fatigue or even loss of elasticity. In case of vibration or inversion, the stylus may fall off the receiving slot.

In view of the above, it is necessary to provide an electronic device having a handwriting input function, which also has a stylus fixing structure.

An electronic device includes a stylus fixing structure for fixing a stylus. The stylus fixing structure comprises a housing, a pen slot disposed in the housing for accommodating the stylus pen, a positioning member fixed to the housing, a rotating member and a guiding member sleeved on both ends of the positioning member and abutting each other, and two ends a first elastic member fixed to the housing and the rotating member, a locking member fixed to the housing adjacent to the positioning member, and one end fixed to the housing and the other end abutting the latching member The second elastic member at the end. The inner wall of the positioning member is provided with a guiding groove and one end of the inner wall is provided with a zigzag boss. The front end surface of the guide member is provided with a first meshing tooth, and a first guide rib is disposed on the circumferential surface of the guide member. The rotating member is provided with a second meshing tooth, and a second guiding rib is provided on the circumferential surface of the ring. The second meshing teeth are respectively engaged with the second meshing teeth and the zigzag bosses. The first guiding rib and the second guiding rib are both accommodated in the guiding groove and can slide along the guiding groove. The latching member includes a first hook and a second hook respectively disposed at two ends, the first hook is used for clamping the end of the stylus, and the second hook is for fixing the rotating member.

The stylus fixing structure provided by the invention can stabilize the stylus pen while not affecting the beauty of the stylus by the function of the locating component with the hook and the second elastic component at both ends. Fastened in the pen tray.

As shown in FIG. 1 , the electronic device 99 provided by the present invention includes a body 100, a stylus 200, and a stylus fixing structure 300 disposed on one side of the body 100 for fixing the stylus pen 200.

Referring to FIG. 2 and FIG. 3 together, the stylus fixing structure 300 includes a housing 10, a pen slot 20, a positioning member 30, a guiding member 40, a rotating member 50, a first spring 60, a latching member 70 and a second spring 80. .

The housing 10 is formed by the upper housing 12 and the lower housing 14 being snapped or screwed together, and the pen slot 20 for accommodating the stylus pen 200 is formed between the upper and lower housings 12, 14. The lower housing 14 A notch 201 is opened on the side wall of one end, and the stylus pen 200 is received in the pen slot 20 through the notch 201.

Two supporting walls 142 are protruded from one end of the lower casing 14 away from the notch 201, and the positioning member 30 is just fixed between the two supporting walls 142. Referring to FIG. 4 together, the positioning member 30 is a circular cylindrical body. The inner wall of one end thereof is provided with three axial guiding grooves 301 evenly spaced, and one end of the inner wall is provided with a zigzag convex 303. The front end surface of the guiding member 40 is provided with a plurality of first engaging teeth 401, and three circumferential guiding surfaces corresponding to the guiding grooves 301 on the positioning member 30 are provided on the circumferential surface thereof. Rib 403. One end of the front end surface of the guiding member 40 is sleeved on the positioning member 30, and the other end of the guiding member 40 can accommodate one end of the pen tip of the stylus pen 200. A rotating guide post 505 is further disposed at one end of the rotating member 50, and the guiding post 505 is sleeved at an end of the positioning member 30 opposite to the guiding member 40. The other end of the rotating member 50 is provided with an abutting post 507 and a second guiding rib 503 disposed on the circumferential surface of the ring and connected to the abutting post 507, and the second guiding rib 503 corresponds to the guiding groove 301 on the positioning member 30. Settings. The rotary member 50 is also provided with a plurality of second meshing teeth 501 facing the first meshing teeth 401. The first guiding rib 403 and the second guiding rib 503 can be accommodated in the guiding groove 301, and the first engaging teeth 401 can be engaged with the second meshing teeth 501.

The first spring 60 is fixed at one end to the side wall of the lower casing 14 and at the other end to the end of the abutting post 507 of the rotating member 50.

The latching member 70 is an elongated rod-shaped body, and the first hook 701 and the second hook 702 are respectively disposed at two ends thereof, and the rotating pillar 703 is disposed at a position close to the second hook 702. The rotating strut 703 is a circular cylindrical body provided with a sleeve hole 7030. The sleeve 7030 is sleeved on the fixing post 140 protruding from the lower housing 14 to fix the latching member 70 to the lower housing 14. In the embodiment, the lower housing 14 is further provided with three limiting posts 148. The fixing post 140 is disposed on the lower housing 14 near the positioning member 30 and between the supporting wall 142 and the limiting post 148. The limit post 148 is used to limit the angle at which the latching member 70 rotates in order to fix the stylus pen 200.

The second spring 80 is fixed to the side wall of the lower casing 14 at one end and abuts against the second hook 702 of the latching member 70 at the other end.

Referring to FIG. 5 and FIG. 6 together, the initial state is as shown in FIG. 5. After the stylus pen 200 is inserted from the notch 201, the pushing guide 40 slides along the pen slot 20, and the first engaging teeth 401 of the front end surface of the guiding member 40 are abutted. The first engaging rib 403 and the second guiding rib 503 are accommodated in the guiding groove 301, and the rotating member 50 is slid along the pen slot 20 by the pushing of the guiding member 40. It cannot be rotated. The abutting post 507 on the rotating member 50 pushes against the second hook 702 that abuts the second spring 80 to drive the latching member 70 to rotate clockwise along the rotating post 703. The first hook 701 on the latching member 70 just It is good to get stuck at one end of the stylus 200. The stylus pen 200 is continuously pushed until the second guiding rib 503 of the rotating member 50 slides out of the guiding groove 301, and the second engaging teeth 501 of the rotating member 50 abut against the zigzag boss 303 on the positioning member 30, and the rotating member 50 is subjected to the first The restoring force of a spring 60 and the pressing force of the boss 303 rotate together to cause the second meshing tooth 501 to slide along the serrations of the boss 303 until the second meshing tooth 501 engages with the boss 303. At this time, the second hook 702 catches the abutting post 507 on the rotating member 50, thereby engaging the stylus pen 200 in the pen slot 20, that is, the state shown in FIG.

If the user needs to use the stylus pen 200, only the stylus pen 200 is pressed, the pushing guide 40 slides along the guiding groove 301, and the rotating member 50 is pushed to slide, so that the second engaging teeth 501 of the rotating member 50 are disengaged from the zigzag shape on the positioning member 30. The boss 303 rotates under the urging force of the first spring 60 until the second guide rib 503 slides into the guide groove 301. At this time, the external force acting on the stylus pen 200 is cancelled, and the rotating member 50 pushes the guiding member 40 to slide under the action of the first spring 60 and causes the abutting post 507 to disengage from the second hook 702, and the second spring 80 drives the latching member 70. The rotation causes the first hook 701 to leave the notch 201, and the first spring 60 pushes the rotary member 50 and the guide 40 to slide, thereby ejecting the stylus pen 200 from the notch 201. The user can take out the stylus 200 and use it.

In addition, those skilled in the art can make other changes in the spirit of the present invention. Of course, the changes made in accordance with the spirit of the present invention should be included in the scope of the present invention.

99‧‧‧Electronic equipment

100‧‧‧ body

200‧‧‧ stylus

300‧‧‧Sticker fixed structure

10‧‧‧shell

20‧‧‧ pen slot

30‧‧‧ Positioning parts

40‧‧‧guides

50‧‧‧Rotating parts

60‧‧‧First spring

70‧‧‧Cart parts

80‧‧‧Second spring

12‧‧‧Upper casing

14‧‧‧ Lower case

142‧‧‧Support wall

201‧‧‧ notch

301‧‧‧ Guide slot

303‧‧‧Boss

401‧‧‧First meshing teeth

403‧‧‧First guiding rib

501‧‧‧second meshing teeth

503‧‧‧Second guiding rib

505‧‧‧ Guide column

507‧‧‧The top pillar

701‧‧‧ first card hook

702‧‧‧Second card

703‧‧‧Rotary pillar

1 is a perspective view of an electronic device of the present invention.

2 is a partial perspective view of the stylus fixing structure of the electronic device shown in FIG. 1 with the upper case removed.

3 is a partial exploded view of the electronic device of FIG. 1.

4 is a partially enlarged exploded view of the stylus fixing structure of the electronic device shown in FIG. 3.

5 is a cross-sectional view showing an initial state of a stylus fixing structure of the electronic device shown in FIG. 1.

6 is a cross-sectional view showing the stylus fixing structure of the electronic device shown in FIG. 1 in a state in which the stylus is stuck.

200‧‧‧ stylus

300‧‧‧Sticker fixed structure

10‧‧‧shell

20‧‧‧ pen slot

30‧‧‧ Positioning parts

40‧‧‧guides

50‧‧‧Rotating parts

60‧‧‧First spring

70‧‧‧Cart parts

80‧‧‧Second spring

201‧‧‧ notch

507‧‧‧The top pillar

701‧‧‧ first card hook

702‧‧‧Second card

703‧‧‧Rotary pillar

Claims (6)

An electronic device includes a stylus fixing structure for fixing a stylus. The stylus fixing structure includes a housing and a pen slot disposed in the housing for accommodating the stylus. The improvement is that the stylus fixing structure further includes: fixing a positioning member, a rotating member and a guiding member which are sleeved on both ends of the positioning member and abut each other, and the two ends are respectively fixed to the first elastic member of the housing and the rotating member, and are fixed to be rotated near the positioning member. a latching member on the housing, and a second elastic member fixed to the housing at one end and abutting the other end of the latching member; the inner wall of the positioning member is provided with a guiding groove and one end of the inner wall is provided with a zigzag convex The front end surface of the guiding member is provided with a first engaging tooth, and a first guiding rib is disposed on the circumferential surface of the ring; the rotating member is provided with a second meshing tooth, and a second guiding rib is disposed on the circumferential surface of the ring; The second engaging teeth are respectively engaged with the second engaging teeth and the zigzag bosses, and the first guiding ribs and the second guiding ribs are respectively accommodated in the guiding groove and can slide along the guiding groove; The first hook and the second hook respectively disposed at both ends are included A first hook for retaining the trailing end of the stylus, the second hook for latching the rotating member. The electronic device of claim 1, wherein: the latching member is provided with a rotating pillar near the second hook, and the rotating pillar is provided with a sleeve hole, and the housing is convexly fixed a column, the rotating strut is sleeved on the fixing post through a sleeve. The electronic device of claim 1, wherein the card member is an elongated rod-shaped body. The electronic device of claim 1, wherein: the first guiding rib and the second guiding rib are three, and are evenly spaced. The electronic device of claim 1, wherein: the support body has two support walls, and the positioning member is received between the two support walls. The electronic device of claim 1, wherein the first elastic member and the second elastic member are both springs.