TWI393417B - Cover unlocking device and portable electronic device using the same - Google Patents

Description

Cover opening device and portable electronic device with cover opening device

The invention relates to a cover opening device and a portable electronic device having the cover opening device.

With the rapid development of economy and technology and the improvement of people's quality of life, various portable electronic devices such as mobile phones, personal digital assistants (PDAs), multimedia players, etc. are becoming more and more popular. The cover opening method of the conventional clamshell portable electronic device can be divided into two types: manual type and automatic type. Manually means that the flip-type portable electronic device is moved by the operator's finger to a certain angle, and then the cover is opened by a hinge mechanism mounted on the portable electronic device. This type of opening is cumbersome and inconvenient to use. Automatic refers to the automatic hinge and trigger button mounted on the flip-type portable electronic device. When the cover is opened, the automatic hinge drives the cover to automatically open by pressing the trigger button. However, the automatic hinge structure is complicated and the manufacturing cost is high, thereby increasing the overall manufacturing cost of the portable electronic device.

In view of the above, it is necessary to provide a cover opening device for a portable electronic device that is easy to open, simple in structure, and low in cost.

It is also necessary to provide a portable electronic device having the cover opening device.

A cover opening device is mounted on a flip-type portable electronic device having a hinge device, the portable electronic device including a cover body and a cover The body opening device includes a first magnetic component and a magnetic body, the first magnetic component is mounted on the cover body, and the magnetic body is movably mounted on the body, the magnetic body facing The magnetic pole of the cover body is the same as the magnetic pole of the first magnetic element facing the body, and when the magnetic body moves to the first magnetic element adjacent to the cover body, the magnetic body is the same magnetic pole as the first magnetic element The repulsive force between the covers separates the cover from the body.

A portable electronic device includes a cover body, a body and a hinge device, the hinge device rotatably connects the cover body and the body, and the portable electronic device further includes a cover opening device, The cover opening device comprises a first magnetic component and a magnetic body, the first magnetic component is mounted on the cover body, and the magnetic body is movably mounted on the body, the magnetic body facing the magnetic pole of the cover body The same as the magnetic pole of the first magnetic element facing the body, when the magnetic body moves to the first magnetic element close to the cover body, the repulsive force between the magnetic poles of the same magnetic body and the first magnetic element The cover is separated from the body.

Compared with the prior art, the cover opening device of the present invention is easy to open, and replaces the conventional complicated automatic hinge device by a hinge device, has a simple structure, and is simpler and more convenient to operate. The cover opening device achieves the functions of the conventional complicated automatic hinge device by using a low-cost magnetic body, a cover release device and a hinge device, thereby greatly reducing the manufacturing cost and assembly difficulty of the product.

The portable electronic device of the present invention includes various portable electronic devices such as a mobile phone and a personal digital assistant. Preferred embodiments of the invention act The telephone 100 is described as an example.

Referring to FIG. 1 , the mobile phone 100 includes a cover 10 , a body 20 , a hinge device (not shown), and a cover opening device 40 . The hinge device rotatably connects the cover 10 and the body 20 to complete the opening action of the cover 10 and the body 20. When the operator drives the cover opening device 40, the hinge device drives the cover 10 out of the body 20 to an open state. For example, the hinge device may be a torsion spring structure, and the torsion spring structure accumulates a certain elastic potential energy when the cover body 10 and the body 20 are closed, and after the cover opening device 40 is driven, the torsion spring structure The cover 10 is released by releasing the elastic potential of its accumulation.

Referring to FIG. 5 , the cover 10 has a connecting portion 11 and an end portion 12 , and the connecting portion 11 is rotatably connected to the body 20 by the hinge device. The end portion 12 is disposed at the other end opposite to the connecting portion 11. A first mounting portion 13 is disposed at a central portion of the end portion 12 of the cover 10. The first mounting portion 13 has a substantially rectangular recess that is recessed on a surface of the cover 10 and the body 20 that are closed to each other.

Referring to FIG. 2 and FIG. 3 together, the body 20 includes an upper casing 21 and a lower casing 22, and the upper casing 21 and the lower casing 22 are assembled to each other to form the body 20. A second mounting portion 25 and a receiving portion 27 are disposed on the body 20. The second mounting portion 25 corresponds to the first mounting portion 13 on the cover 10. The second mounting portion 25 has a substantially rectangular recess formed by a surface of the upper portion 21 of the body 20 that is closed with the cover 10. The accommodating portion 27 includes a first accommodating cavity 271, a second accommodating cavity 272, and a strip-shaped receiving groove 273. The first accommodating cavity 271 is substantially cylindrical, and is formed by the same side of the upper casing 21 and the lower casing 22 of the body 20 The second housing portion 25 is opened, and the first housing chamber 271 is divided into two upper and lower symmetrical portions by the upper housing 21 and the lower housing 22 of the body 20. The second accommodating cavity 272 is substantially cylindrical, and is connected to the end of the first accommodating cavity 271 and further inwardly toward the second mounting portion 25, and the second accommodating cavity 272 is The upper casing 21 and the lower casing 22 of the body 20 are divided into two parts which are vertically symmetrical. The inner diameter of the second accommodating cavity 272 is larger than the inner diameter of the first accommodating cavity 271, so that the first accommodating cavity 271 and the second accommodating cavity 272 form a stepped shape. Set the cavity. The strip-shaped accommodating groove 273 is disposed on the upper casing 21 of the body 20, and is connected to the end of the second accommodating cavity 272 and further extends toward the second mounting portion 25 to connect the second mounting portion. 25.

The cover opening device 40 includes a first magnetic component 43, a second magnetic component 45, and a cover release device (not shown). Each of the first magnetic element 43 and the second magnetic element 45 has a substantially rectangular shape, and is respectively connected to the first mounting portion 13 of the cover 10 and the second mounting portion 25 of the body 20 (refer to FIG. 5). Correspondingly, they can be installed in the first mounting portion 13 and the second mounting portion 25, respectively.

The cover release device is mounted in the receiving portion 27 of the body 20 of the mobile phone 100 and includes a button 46, a magnetic body 47 and an elastic member 48. The button 46 includes a pressing portion 461 , a convex ring 463 , a protruding post 466 , a protruding arm 467 , and a magnetic body mounting portion 468 .

Referring to FIG. 4 , the pressing portion 461 corresponds to the first accommodating cavity 271 of the body 20 , and has the same size and shape as the first accommodating cavity 271 . The pressing portion 461 is closed at one end, and a receiving cavity 465 is axially opened at the other end. The convex ring 463 is protruded from the button The peripheral wall of the open end of the pressing portion 461. The convex ring 463 corresponds to the second accommodating cavity 272 of the body, and has a size and shape such that the convex ring 463 can be accommodated in the second accommodating cavity 272 and can slide therein. . The receiving cavity 465 is for receiving the elastic member 48. The protrusion 466 is substantially cylindrical and protrudes from a middle portion of the closed end of the pressing portion 461 and is located in the receiving cavity 465. The protruding arm 467 is substantially strip-shaped and protrudes from one end of the protruding ring 463 and extends along an axial direction parallel to the protruding ring 463. The convex arm 467 corresponds to the strip-shaped receiving groove 273 of the body 20, and has a dimension such that the protruding arm 467 can be accommodated in the strip-shaped receiving groove 273 and can slide therein. The magnetic body mounting portion 468 has a substantially rectangular recess and is axially recessed at the end of the convex arm 467.

The magnetic body 47 has a substantially rectangular shape and corresponds to the magnetic body attaching portion 468 of the button 46 and can be installed in the magnetic body attaching portion 468.

The elastic member 48 is a columnar spring that is received in the receiving cavity 465 of the button 46 and the second receiving cavity 272 of the body 20. One end of the elastic member 48 is sleeved on the protrusion 466 of the button 46 and abuts against the closed end of the pressing portion 461 of the button 46, and the other end abuts against the body 20.

When the cover opening device is assembled, the cover release device is first assembled; one end of the elastic member 48 is sleeved on the protrusion 466 on the button 46, and is closed with the button 46 pressing portion 461. The end phase is closed; the magnetic body 47 is then loaded and fixed in the magnetic body mounting portion 468 of the button 46 to complete the assembly work of the cover release device. Next, the cover release device is mounted on the body 20 of the mobile phone 100. Inside the housing portion 27. The convex arm 467 of the button 46 of the cover release device is inserted into the strip-shaped receiving groove 273 of the body 20 from one side of the body 20; afterwards, the upper body 21 and the lower case 22 are mutually The locking member 461 and the mounting portion 463 of the button 46 are respectively received in the first accommodating cavity 271 and the second accommodating cavity 272 of the accommodating portion 27, at this time, the elastic member 48 One end is sleeved on the protrusion 466 of the button 46 and abuts against the closed end of the pressing portion 461 of the button 46, and the other end abuts against the body 20; finally, the first magnetic element 43 and the first The two magnetic elements 45 are respectively fixed in the first mounting portion 13 of the cover 10 and the second mounting portion 25 of the body 20. The magnetic pole of the first magnetic element 43 facing the body 20 is opposite to the magnetic pole of the second magnetic element 45 facing the cover body 10, and the magnetic pole is oppositely attracted, so that the cover body 10 and the body 20 can be closed when they are closed to each other. The attraction between the first magnetic element 43 and the second magnetic element 45 is closely absorbed. The magnetic poles of the cover body releasing device facing the cover 10 have the same magnetic poles as the first magnetic member 43 facing the body 20; the magnetic body 47 faces the magnetic pole of the body 20 and the second magnetic member 45 faces the cover. The magnetic poles of the body 10 are the same.

When the mobile phone 100 is in the closed state, the magnetic attraction between the first magnetic element 43 mounted on the cover 10 and the second magnetic element 45 mounted on the body 20 is tightly attracted. Come together. When the cover 10 needs to be opened, the cover release device of the cover opening device 40 is driven, that is, by pressing the pressing portion 461 of the button 46 of the cover release device, the button 46 faces the body 20 The second mounting portion 25 slides while the elastic member 48 is compressed and contracted and the elastic potential energy is gradually accumulated. The button 46 slides until the magnetic body 47 mounted thereon is located in the second mounting portion 25 The second magnetic element 45 is directly above. At this time, since the magnetic pole of the magnetic body 47 facing the cover 10 is the same as the magnetic pole of the first magnetic element 43 facing the body 20, since the same pole repels and the opposite pole attracts, the cover 10 is at this time. The repulsive force between the first magnetic element 43 and the magnetic body 47 is greater than the attractive force between the first magnetic element 43 and the second magnetic element 45, thereby driving the cover body to rotate away from the body to a certain angle, The cover 10 is driven by the hinge device to operate in a fully open state of the cover. The pressing portion 461 of the button 46 of the cover release device is released, and the elastic member 48 is returned to the initial state, thereby causing the cover release device and its button 46 to return to their original positions.

When the cover 10 needs to be closed, it is only necessary to move the cover 10 until the cover 10 and the body 20 are closed to each other. The magnetic poles of the first magnetic element 43 facing the body 20 and the magnetic poles of the second magnetic element 45 facing the cover 10 are magnetically attracted to each other, thereby the cover 10 and the body 20 are The magnetic interaction between them is tightly sucked together.

It will be understood that the cover release device is not limited to the structure consisting of the button 46, the magnetic body 47 and the elastic member 48, for example, the elastic member 48 may be omitted. The cover release device is composed only of the button 46 and the magnetic body 47. When the cover 10 is to be opened, the pressing portion 461 of the button 46 of the cover releasing device is driven, and the button 46 is slid toward the second mounting portion 25 of the body 20 until the magnetic body 47 mounted thereon is located. The second magnetic element 45 in the second mounting portion 25 is directly above the body 10, and the cover 10 is separated from the body 20 by magnetic repulsive forces between the magnetic poles. When the cover 10 needs to be closed, it is only necessary to manually return the button 46 to its original state, and the cover 10 is moved until the cover 10 and the body 20 are closed to each other. Due to the first magnetic The magnetic pole of the element 43 facing the body 20 is identical to the magnetic pole of the second magnetic element 45 facing the cover 10, so that the cover 10 and the body 20 are tightly attracted by their mutual magnetic properties.

It can be understood that the cover opening device 40 is not limited to the structure composed of the first magnetic element 43, the second magnetic element 45 and the cover release device, for example, the second magnetic element 45 can be omitted. The cover opening device 40 is composed only of the first magnetic element 43 and the cover release device, and the cover 10 and the body 20 are rotatably connected and closed by the hinge device. When the cover 10 is opened, the button 46 is slid toward the second mounting portion 25 of the body 20 by the pressing portion 461 of the button 46 of the cover releasing device until the magnetic body mounted thereon 47 is located in the second mounting portion 25, and the cover 10 is separated from the body 20 by magnetic repulsive forces between the magnetic poles. When the cover 10 needs to be closed, it is only necessary to manually return the button 46 to its initial state, and the movable cover 10 is rotatably closed to the body 20, and the cover 10 and the body 20 are closed to each other by a hinge device.

The cover opening device is simple to open and simple in structure, and replaces a conventional complicated automatic hinge device by combining a hinge device. The cover opening device achieves the functions of the conventional complicated automatic hinge device by using a low-cost magnetic body, a cover release device and a hinge device, thereby greatly reducing the manufacturing cost and assembly difficulty of the product. The cover opening device is simpler and more convenient to operate.

In summary, the present invention complies with the requirements of the invention patent and submits a patent application according to law. The above is only the preferred embodiment of the present invention, and the scope of the present invention is not limited to the above-described embodiments, and equivalent modifications or variations made by those skilled in the art in accordance with the spirit of the present invention are Should Covered in the scope of the following patent application.

100‧‧‧Mobile Phone

10‧‧‧ cover

11‧‧‧Connecting Department

12‧‧‧ End

13‧‧‧First Installation Department

20‧‧‧ body

21‧‧‧Upper casing

22‧‧‧ Lower case

25‧‧‧Second Installation Department

27‧‧‧ accommodating department

271‧‧‧First accommodation cavity

272‧‧‧Second accommodating chamber

273‧‧‧ accommodating slots

40‧‧‧cover opening device

43‧‧‧First magnetic component

45‧‧‧Second magnetic component

46‧‧‧ button

461‧‧‧ Pressing Department

463‧‧‧ convex ring

466‧‧‧Bump

467‧‧‧Bulge arm

468‧‧‧ Magnetic Installation Department

47‧‧‧ magnetic body

48‧‧‧Flexible components

1 is an exploded perspective view of a portable electronic device according to a preferred embodiment of the present invention; FIG. 2 is a cross-sectional view of the portable electronic device of FIG. 1 taken along the II-II direction; and FIG. 3 is a portable electronic device according to a preferred embodiment of the present invention. FIG. 4 is a cross-sectional view of the portable electronic device of FIG. 3 taken along the line IV-IV; FIG. 5 is a perspective view of the portable electronic device with the cover of the preferred embodiment of the present invention.

100‧‧‧Mobile Phone

10‧‧‧ cover

20‧‧‧ body

21‧‧‧Upper casing

22‧‧‧ Lower case

40‧‧‧cover opening device

43‧‧‧First magnetic component

45‧‧‧Second magnetic component

46‧‧‧ button

461‧‧‧ Pressing Department

463‧‧‧ convex ring

465‧‧‧ accommodating chamber

466‧‧‧Bump

467‧‧‧Bulge arm

468‧‧‧ Magnetic Installation Department

47‧‧‧ magnetic body

48‧‧‧Flexible components

Claims (17)

A cover opening device is mounted on a flip-type portable electronic device having a hinge device. The portable electronic device includes a cover body and a body. The improvement is that the cover opening device includes a first a magnetic element, a second magnetic element and a magnetic body, the first magnetic element is mounted on the cover, the second magnetic element is mounted on the body, and the first magnetic element is spaced apart from the second magnetic element Opposite and opposite to the magnetic pole to lock the cover body and the body; the magnetic body is mounted on the body and movable between the first magnetic element and the second magnetic element, the magnetic body facing the magnetic pole of the first magnetic element Same as the magnetic pole of the first magnetic element, the magnetic pole of the magnetic body facing the second magnetic element is the same as the magnetic pole of the second magnetic element, when the magnetic body moves to the first magnetic element and the second magnetic element During the interval, the cover body is separated from the body by the repulsive force between the magnetic body and the same magnetic poles of the first magnetic element and the second magnetic element. The cover opening device of claim 1, wherein the cover opening device comprises a cover release device, the cover release device is slidably mounted on the body, and a magnetic body is disposed thereon In the mounting portion, the magnetic body is mounted on the magnetic body mounting portion of the cover release device. The cover opening device of claim 2, wherein the cover has an end portion, the end portion and the closed surface of the body are recessed with a first mounting portion, and the first magnetic component is mounted on the The first mounting portion of the cover is described. The cover opening device of claim 3, wherein the first mounting portion of the body corresponding to the cover body is provided with a second mounting portion that is recessed on the surface of the body and the cover body Upper second magnetic component And disposed on the second mounting portion of the body. The cover opening device of claim 4, wherein the body is provided with a receiving portion, and the cover releasing device further comprises a button movably mounted in the receiving portion. The cover opening device of claim 5, wherein the receiving portion includes a receiving cavity that is opened inwardly from a side of the body toward the second mounting portion; the button includes a pressing And a convex arm extending from one end of the pressing portion, wherein the pressing portion and the convex arm are corresponding to the receiving cavity and are installed therein. The cover opening device of claim 6, wherein the magnetic body mounting portion extends from an end of the convex arm. The cover opening device of claim 7, wherein the cover release device further comprises an elastic member, the button further comprising a protrusion extending from the middle of the end of the pressing portion The elastic member is sleeved on the protruding post and abuts against the pressing portion, and the other end is abutted on the body. A portable electronic device includes a cover body, a body and a hinge device. The hinge device rotatably connects the cover body and one end of the body. The improvement is that the portable electronic device further includes a cover. a body opening device, the cover opening device includes a first magnetic component, a second magnetic component and a magnetic body, the first magnetic component is mounted on the cover body, and the second magnetic component is mounted on the body The first magnetic element is spaced apart from the second magnetic element and opposite in polarity to lock the cover body and the body; the magnetic body is mounted on the body and movable to the first magnetic element and the second magnetic element Between the magnetic poles facing the cover body and the magnetic poles of the first magnetic component facing the body, the magnetic body facing the magnetic poles of the second magnetic component The magnetic poles of the second magnetic element are the same, and when the magnetic body moves between the first magnetic element and the second magnetic element, the magnetic body is between the same magnetic poles as the first magnetic element and the second magnetic element The repulsive force separates the cover from the body. The portable electronic device of claim 9, wherein the cover opening device comprises a cover release device, the cover release device is slidably mounted on the body, and a magnetic body is defined thereon. In the mounting portion, the magnetic body is mounted on the magnetic body mounting portion of the cover release device. The portable electronic device of claim 10, wherein the cover has an end portion, the end portion and the closed surface of the body are recessed with a first mounting portion, and the first magnetic component is mounted on the The first mounting portion of the cover is described. The portable electronic device of claim 11, wherein the first mounting portion of the body corresponding to the cover body is provided with a second mounting portion that is recessed on the surface of the body and the cover body. The second magnetic component is mounted on the second mounting portion of the body. The portable electronic device of claim 12, wherein the body is provided with a receiving portion, and the cover releasing device further comprises a button movably mounted in the receiving portion. The portable electronic device of claim 13, wherein the accommodating portion includes a accommodating cavity which is opened inwardly from a side of the body toward the second mounting portion; the button includes a pressing And a convex arm extending from one end of the pressing portion, wherein the pressing portion and the convex arm are corresponding to the receiving cavity and are installed therein. The portable electronic device of claim 14, wherein the magnetic body mounting portion extends from the end of the convex arm. The portable electronic device of claim 15, wherein the cover release device further comprises an elastic member, the button further comprising a protrusion extending from a middle portion of the end of the pressing portion, One end of the elastic member is sleeved on the protruding post and abuts against the pressing portion, and the other end is abutted on the body. The portable electronic device of claim 14, wherein the body comprises an upper casing and a lower casing, the upper casing and the lower casing being assembled with each other to form the body, the capacity The chamber is divided into two symmetrical portions by the upper and lower housings.