TWI387990B - Key assembly and electronic device using the same - Google Patents

Description

Key device and electronic device using the same

The present invention relates to a button device and an electronic device using the same.

With the development of technology, mobile phones have become an indispensable item in modern human life, and the manufacturers of various factories have made a place in the market for their products, and they have introduced new and convenient mobile phones to attract consumers. Attention. For example, a shortcut key structure is arranged on the side wall of the mobile phone to facilitate the user to set the volume and the like.

The current button structure of a mobile phone usually includes a button, an elastic member under the button, and a touch switch under the elastic member. In use, the pressure is transmitted from the elastic element to the touch switch through the button to complete the input action, and after the input action is completed, the elastic element recovers the deformed elastic force to reset the button in the button device. However, the above elastic member is prone to elastic fatigue or even loss of elasticity after the user presses the button a plurality of times. Therefore, the user cannot normally use the key structure of the mobile phone to complete the input work.

In view of this, it is necessary to provide a more reliable key device.

In addition, it is also necessary to provide an electronic device using the above-described button device.

A button device includes a button for a user to operate, a first magnetic body and a second magnetic body, the first magnetic body and the second magnetic body are disposed opposite to each other and attract each other, and the button is fixed to the first On the magnetic body, The first magnetic body may be offset from the initial position by the thrust applied to the button, and returned to the initial position by the attraction of the second magnetic body.

An electronic device includes a body and a button device, wherein the button device is mounted on the body, the button device includes a circuit board provided with a touch switch, a button for a user to operate, a first magnetic body and a second magnetic body The first magnetic body and the second magnetic body are opposite to each other and are attracted to each other, and the button is fixed on the first magnetic body, and the first magnetic body can be deviated by the thrust applied to the button The initial position touches the touch switch on the circuit board and is attracted back to the initial position by the attraction of the second magnetic body.

In the above-mentioned button device and the electronic device using the same, the first magnetic body can be deviated from the initial position by the thrust applied to the button, and returned to the initial position by the attraction of the second magnetic body, and is repeatedly rotated. Since the first magnetic body and the second magnetic body can still operate normally, the reliability of the button device and the electronic device using the button device can be improved.

As shown in FIG. 1, the electronic device 100 includes a body 150 and a button device 400. The button device 400 is mounted on the body 150 as an input device of the electronic device 100.

Referring to FIG. 2 to FIG. 4 , the body 150 includes a first housing 200 and a second housing 300 that is engaged with the first housing 200 . The first housing 200 is provided with a first panel 210, a first sidewall 220 connected to the first panel 210, a receiving portion 230 on the first panel 210, and two supporting portions 240. A notch 222 is defined in the first sidewall 220. The accommodating portion 230 is adjacent to the first side wall 220 for receiving and fixing the button device 400. Two support portions 240 are located in the receiving portion Within 230, the button device 400 is supported to facilitate adjustment of the height of the button device 400.

The second housing 300 is provided with a substrate 310 parallel to the first panel 210, a first edge 320 extending from the substrate 310 toward the first sidewall 220, a mounting portion 330 vertically connected to the substrate 310, and a pressing portion 340. The first edge 320 is provided with an opening 322. When the second housing 300 is engaged with the first housing 200, the first edge 320 is engaged with the first sidewall 220, and the opening 322 and the notch 222 are combined to form a through hole. The button device 400 is exposed to facilitate user operation. The mounting portion 330 has a rectangular plate shape. The pressing portion 340 is located between the first edge 320 and the mounting portion 330 and presses the button device 400 to fix the button device 400 in the receiving portion 230 more stably.

The button device 400 includes a rotating shaft 410, a first magnetic body 420 sleeved on the rotating shaft 410, a second magnetic body 430 and a card solid 440, and a circuit board 450 and a button 460 respectively located on opposite sides of the first magnetic body 420.

The rotating shaft 410 includes a shaft body 412 and a blocking body 414 and a card body 416 at both ends of the shaft body 412. The shaft body 412 is a cylinder penetrating the first magnetic body 420 and the second magnetic body 430. The blocking body 412 is a cylinder disposed coaxially with the shaft body 412, and has a diameter larger than the diameter of the shaft body 412 to block the first magnetic body 420 and the second magnetic body 430 from slipping. The card body 416 is a cylinder penetrating the first magnetic body 420 and the second magnetic body 430, and an annular card slot 4160 is opened thereon.

The first magnetic body 420 is substantially rectangular and has a first mounting hole 424 formed therein. The first mounting hole 424 is located in the middle of the first magnetic body 420 and can be penetrated by the rotating shaft 410.

The second magnetic body 430 is disposed corresponding to the first magnetic body 420 and is received and fixed in the accommodating portion 230 . The opposite side of the second magnetic body 430 and the first magnetic body 420 are opposite in polarity, and the mutual attraction force between the second magnetic body 430 and the first magnetic body 420 can be stabilized in a state parallel to the first magnetic body 420. The second magnetic body 430 is provided with a second mounting hole 434. The second mounting hole 434 can be penetrated by the rotating shaft 410.

The card body 440 is an annular body that is sleeved in the annular card slot 4160 of the latching body 416 of the rotating shaft 410, and fixes the first magnetic body 420 and the second magnetic body 430 to the blocking body 414 of the rotating shaft 410 and the card body 416. between. The card solid 440 is provided with a notch 444 for subsequent replacement and assembly.

The circuit board 450 is fixed to the mounting portion 330 by a conventional fixing method such as screwing, and two touch switches 452 are disposed thereon. The two touch switches 452 correspond to both end portions of the first magnetic body 420, respectively.

The button 460 is fixed to the first magnetic body 420 by a conventional fixing method such as bonding, and can pass through the notch 222 of the first side wall 220 of the first casing 200 and the opening 322 of the first edge 320 of the second casing 300. The formed through holes are exposed to facilitate operation by the user of the electronic device. Two pressing portions 462 are provided on one side of the button 460 exposed to the outside of the electronic device 100, and the two pressing portions 462 correspond to both end portions of the first magnetic body 420, respectively.

At the time of assembly, the circuit board 450 is first fixed to the mounting portion 330. Then, one end of the rotating shaft 410 is provided through the first mounting hole 424 of the first magnetic body 420 and the second mounting hole 434 of the second magnetic body 430, and the card solid 440 is sleeved on the card of the rotating shaft 410. The first magnetic body 420 and the second magnetic body 430 are fixed to the rotating shaft in the annular card slot 4160 of the body 416. Between the barrier 414 of the 410 and the card body 416. Then, the button 460 is fixed to the first magnetic body 420, and the second magnetic body 430 is received in the accommodating portion 230 and abuts against the support portion 240. Finally, the first housing 200 and the second housing 300 are engaged to be assembled into the electronic device 100. At this time, the pressing portion 340 of the second casing 300 presses the first magnetic body 420 of the button device 400 to fix the button device 400 more stably in the accommodating portion 230.

After the assembly of the electronic device 100 is completed, the attractive force generated by the opposite polarity of the first magnetic body 420 and the second magnetic body 430 causes the two to be in parallel with each other. The button 460 of the button device 400 is exposed through the notch 222 of the first side wall 220 of the first housing 200 and the through hole formed by the opening 322 of the first edge 320 of the second housing 300 for user operation. At this time, if the button device 400 is to be operated to realize the purpose of inputting the signal, the pressing portion 462 of the external force pressing button 460 is required to cause the button 460 to drive the first magnetic body 420 to the second magnetic body with the center line of the rotating shaft 410 as the axis. The 430 is rotated until the first magnetic body 420 touches the touch switch 452 (as shown in FIG. 5). After the external force is removed, the opposite polarity of the opposite sides of the first magnetic body 420 and the second magnetic body 430 causes the first magnetic body 420 to rotate the button 460 to automatically reset the button 460, and after repeatedly operating the button device 400 Since the magnetic body 420 and the second magnetic body 430 can still operate normally, the reliability of the button device 400 and the electronic device 100 using the button device 400 can be improved.

In other embodiments, the mounting portion 330 of the fixed circuit board 450 can also be disposed on the first housing 200 simultaneously with the receiving portion 230.

In summary, although the preferred embodiment of the present invention has been disclosed for illustrative purposes, the present invention is not limited to the embodiment described above, Without departing from the basic technical idea of the present invention, various modifications and applications can be made by those skilled in the relevant art.

100‧‧‧Electronic equipment

150‧‧‧ body

200‧‧‧ first housing

300‧‧‧ second housing

400‧‧‧Key device

210‧‧‧ first panel

220‧‧‧First side wall

222‧‧ ‧ gap

230‧‧‧ 容 部

240‧‧‧Support

310‧‧‧Substrate

320‧‧‧ first edge

322‧‧‧ openings

330‧‧‧Installation Department

340‧‧‧Resistance Department

410‧‧‧ shaft

412‧‧‧Axis

414‧‧‧Block

416‧‧‧ card body

420‧‧‧First magnetic body

424‧‧‧First mounting hole

430‧‧‧Second magnetic body

434‧‧‧Second mounting hole

440‧‧‧ card solid

444‧‧‧ gap

450‧‧‧ boards

452‧‧‧ touch switch

460‧‧‧ button

462‧‧‧ Pressing Department

4160‧‧‧ shaft

1 is a perspective view of an electronic device of a preferred embodiment.

2 is a partially exploded view of the electronic device shown in FIG. 1.

3 is a completely exploded view of the electronic device shown in FIG. 1.

4 is a completely exploded view of another angle of the electronic device of FIG. 1.

FIG. 5 is a schematic diagram of the button device in the electronic device shown in FIG.

100‧‧‧Electronic equipment

200‧‧‧ first housing

300‧‧‧ second housing

230‧‧‧ 容 部

330‧‧‧Installation Department

410‧‧‧ shaft

420‧‧‧First magnetic body

430‧‧‧Second magnetic body

450‧‧‧ boards

452‧‧‧ touch switch

460‧‧‧ button

462‧‧‧ Pressing Department

Claims (10)

A button device includes a button for a user to operate, wherein the button device further includes a first magnetic body, a rotating shaft and a second magnetic body, wherein the rotating shaft penetrates the first magnetic body and the second magnetic body. The first magnetic body is disposed opposite to the second magnetic body and is attracted to each other, and the button is fixed on the first magnetic body, and the first magnetic body can be wound around the rotating shaft by applying a pushing force on the button Rotate and deviate from the initial position and return to the initial position by attraction of the second magnetic body. The button device of claim 1, wherein the button device further comprises a card solid, the rotating shaft comprises a shaft body and a blocking body and a card body at two ends of the shaft body; the first magnetic body is provided a first mounting hole is provided, and the second magnetic body is provided with a second mounting hole; the shaft body of the rotating shaft penetrates the first magnetic body and the second magnetic body, and the blocking body is configured to block the The first magnetic body and the second magnetic body slide down, and the card body is sleeved on the card body to fix the first magnetic body and the second magnetic body between the blocking body and the card body . The button device of claim 2, wherein the blocking body is a cylinder disposed coaxially with the shaft body and has a diameter larger than a diameter of the shaft body; the card body is through the first magnetic body and the second body The cylindrical body of the magnetic body is provided with an annular card slot; the card solid is an annular body, and is sleeved in the card slot of the card body. The button device of claim 1, wherein the button device further includes a circuit board, the circuit board and the button are respectively located on opposite sides of the first magnetic body, and the circuit board is provided a touch switch, the first magnetic body can be offset from an initial position by a thrust applied to the button And touch the touch switch. An electronic device includes a body and a button device, wherein the button device is mounted on the body, the button device includes a circuit board provided with a touch switch and a button for a user to operate, and the improvement is: the button device Further comprising a first magnetic body, a rotating shaft and a second magnetic body, wherein the rotating shaft penetrates the first magnetic body and the second magnetic body, and the first magnetic body and the second magnetic body are oppositely disposed and mutually attracted to each other. The button is fixed on the first magnetic body, and the first magnetic body can be offset from the initial position of the touch switch on the circuit board by the thrust applied to the button on the rotating shaft, and the second magnetic body is The body is attracted back to the initial position. The electronic device of claim 5, wherein the button device further comprises a card solid, the rotating shaft comprises a shaft body and a blocking body and a card body at two ends of the shaft body; the first magnetic body is provided a first mounting hole is provided, and the second magnetic body is provided with a second mounting hole; the shaft body of the rotating shaft penetrates the first magnetic body and the second magnetic body, and the blocking body is configured to block the The first magnetic body and the second magnetic body slide down, and the card body is sleeved on the card body to fix the first magnetic body and the second magnetic body between the blocking body and the card body . The electronic device of claim 6, wherein the barrier body is a cylinder disposed coaxially with the shaft body and has a diameter larger than a diameter of the shaft body; the card body is through the first magnetic body and the second body The cylindrical body of the magnetic body is provided with an annular card slot; the card solid is an annular body, and is sleeved in the card slot of the card body. The electronic device of claim 5, wherein the body of the electronic device comprises a first housing and a second housing that is engaged with the first housing, the first housing is provided with a capacity a portion for receiving and fixing The second magnetic body is provided with a mounting portion on the second housing, and the circuit board is fixed on the mounting portion. The electronic device of claim 8, wherein: the first housing is further provided with a supporting portion, and the supporting portion is located in the receiving portion to support the button device. The electronic device of claim 8, wherein the second housing is further provided with a pressing portion, and the pressing portion presses the first magnetic body.