TWM580311U - Hinge and electronic device using the same - Google Patents

Abstract

A hinge device includes a shaft member, a pivoting seat, a first torsion member and a second torsion member. The shaft member has a first shaft segment and a second shaft segment, the cross section of the second shaft segment has an outer contour, the outer contour has a first arc segment and a first straight segment, and the two ends of the first arc segment are respectively connected to the first straight segment Both ends. The first shaft segment is pivotally connected to the pivot seat. The first torsion member is sleeved on the first shaft segment. The second torsion member has a first end portion and a second end portion, the first end portion is connected to the pivoting seat, the second end portion is sleeved on the second shaft portion, and the longitudinal section of the second end portion has an inner contour, and the inner contour has The second arc segment and the second straight segment, the second arc segment is a superior arc, and one end of the second arc segment is connected to one end of the second straight segment. The diameter of the circle corresponding to the first arc segment is smaller than the diameter of the circle corresponding to the second arc segment, and is greater than the maximum distance between the second straight segment and the second arc segment.

Description

Hub and electronic device using the same

The present invention relates to a hinge and an electronic device using the same, and more particularly to a hinge having a torque member and an electronic device using the same.

The existing foldable electronic device comprises a hinge, a first plate body and a second plate body. The hinge is connected between the first plate body and the second plate body, and the first plate body and the second plate body can be relatively opened and closed by the hinge, for example, the first plate body and the second plate body can be relatively opened and closed. The relative angle is any angle from 0 to 180 degrees. The electronic device is, for example, a notebook computer, which includes a screen, a motherboard, a hard disk and a keyboard. The screen can be disposed on the first board, and the motherboard, the hard disk and the keyboard can be disposed on the second board. The shaft member in the hinge is provided with a torsion member, and the torsion member can generate an appropriate torque to maintain the rotation angle of the shaft member, thereby maintaining the opening and closing angle of the first plate body and the second plate body. However, existing torsion members typically produce a fixed torsion and may have a poorer experience in some applications. For example, when the user uses the electronic device as a general notebook computer and turns the screen on the first board 90 degrees relative to the keyboard on the second board, if the screen is provided with a touch function, the user When the screen is touched, the first board may be pushed to change its relative angle with the second board, which causes the angle of the viewing screen to change, which affects the experience.

The purpose of the present invention is to propose a hinge and an electronic device using the same, which uses a torsion member to increase the torsion generated when the relative angle between the first plate and the second plate is in a range.

In order to achieve the above object, the present invention proposes a hinge comprising a shaft member, a pivoting seat, a first torsion member and a second torsion member. The shaft member has a first shaft segment and a second shaft segment, the cross section of the second shaft segment has an outer contour, the outer contour has a first arc segment and a first straight segment, and the two ends of the first arc segment are respectively connected to the first straight segment Both ends. The first shaft segment is pivotally connected to the pivot seat. The first torsion member is sleeved on the first shaft segment. The second torsion member has a first end portion and a second end portion, the first end portion is connected to the pivoting seat, the second end portion is sleeved on the second shaft portion, and the longitudinal section of the second end portion has an inner contour, and the inner contour has The second arc segment and the second straight segment, the second arc segment is a superior arc, and one end of the second arc segment is connected to one end of the second straight segment. The diameter of the circle corresponding to the first arc segment is smaller than the diameter of the circle corresponding to the second arc segment, and the diameter of the circle corresponding to the first arc segment is greater than the maximum distance between the second segment and the second segment.

In an embodiment of the present invention, the first torsion member includes a rounded member, the rounded member is sleeved on the first shaft portion in an interference fit manner, and one end of the rounded member is coupled to the pivotal seat.

In an embodiment of the present invention, the rounding member includes a first wrapping portion and a second wrapping portion, and the first wrapping portion extends from the pivoting seat in a counterclockwise direction of the axis of the shaft member along a circumferential side of the first shaft segment. The second wrapping portion extends from the pivoting seat in a clockwise direction of the axis of the shaft member along a circumferential side of the first shaft segment.

In an embodiment of the present invention, the second torsion member is composed of a plurality of plate members stacked.

In an embodiment of the present invention, the pivoting seat is provided with a first engaging portion, and the first end of the second torsion member is provided with a second engaging portion, and the first engaging portion and the second engaging portion are engaged with each other connection.

In an embodiment of the present invention, the first shaft segment is provided with a first stopping member, and the pivoting seat is provided with a second stopping member. The first stopping member and the second stopping member cooperate to restrict the rotation of the shaft member. stroke.

The present invention further provides an electronic device comprising a hinge, a first plate body and a second plate body as described above. The first plate body is coupled to the first shaft section of the shaft member. The second plate body is connected to the pivot socket.

In summary, according to the present invention, a hinge and an electronic device using the same, the second end portion of the second torsion member is sleeved on the second shaft portion of the shaft member, and the longitudinal portion of the second end portion is appropriately designed. The interference between the inner contour of the cross section and the outer contour of the cross section of the second shaft section can increase the torque generated by the relative angle of the first plate body and the second plate body when the relative angle is between a range.

The above and other objects, features and advantages of the present invention will become more apparent and understood.

In the following embodiments, the same or similar component symbols represent the same or similar components. In addition, the directional terms mentioned in the following embodiments, for example, up, down, left, right, front or back, etc., refer only to the direction of the additional drawing, and therefore, the directional term used is used for explanation, and Not intended to limit this creation.

Please refer to FIG. 1 and FIG. 2 simultaneously. FIG. 1 and FIG. 2 are respectively a schematic diagram and an exploded view of an electronic device according to an embodiment of the present invention. The electronic device is a foldable electronic device comprising a hinge 1, a first plate 2 and a second plate 3. The hinge 1 is connected between the first plate 2 and the second plate 3, and the first plate 2 and the second plate 3 can be relatively opened and closed by the hinge 1, for example, the first plate can be relatively opened and closed. The relative angle between the second plate body 2 and the second plate body 3 is any one of 0 to 180 degrees. The electronic device is, for example, a notebook computer, which includes a screen, a motherboard, a hard disk and a keyboard. The screen can be disposed on the first board 2, and the motherboard, the hard disk and the keyboard can be disposed on the second board 3. In the present embodiment, the electronic device employs two hinges 1, but is not limited thereto.

Please refer to FIG. 3 to FIG. 5 simultaneously. FIG. 3 and FIG. 4 are respectively a schematic view and an exploded view of the hinge 1 according to an embodiment of the present invention, and FIG. 5 is a shaft member 10 and a second of the hinge 1 according to an embodiment of the present invention. A side view of the torsion member 40. The hinge 1 includes a shaft member 10, a pivoting seat 20, a first torsion member 30 and a second torsion member 40.

The shaft member 10 has a first shaft segment 11 and a second shaft segment 12 (shown in Figure 4). The cross section of the second shaft segment 12 has an outer contour 120 (shown in FIG. 5). The outer contour 120 has a first circular arc segment 121 and a first straight straight segment 122. The two ends of the first circular arc segment 121 are respectively connected to the first straight straight segment. Both ends of 122. Thus, the first shaft segment 11 is a cylindrical shaft segment and the second shaft segment 12 is a non-cylindrical shaft segment. In the present embodiment, the connection between the first circular arc segment 121 and the first straight segment 122 is rounded, but it is not intended to limit the creation. For example, the rounded corner design may not be used.

The pivoting seat 20 is provided with a pivot hole 21 . The first shaft segment 11 of the shaft member 10 passes through the pivot hole 21 to pivot the first shaft segment 11 to the pivot seat 20 .

The first torsion member 30 is sleeved on the first shaft segment 11 of the shaft member 10. In the present embodiment, the first torsion member 30 includes a rounded member 30a. The rounding member 30a is sleeved on the first shaft segment 11 in an interference fit manner, and one end of the rounding member 30a is connected to the pivoting seat 20, so when the shaft member 10 rotates, the rounding member 30a can generate friction force as a torque to provide the first The shaft section 11 further maintains the angle of rotation of the shaft member 10.

More specifically, the round member 30a includes a first round portion 31 and a second round portion 32. The first wrapping portion 31 extends from the pivoting seat 20, and the first wrapping portion 31 extends along the circumferential side of the first shaft segment 11 in the counterclockwise direction R1 of the axial center 13 of the shaft member 10, and thus the first wrapping portion The frictional force is generated as a torsion force to the first shaft segment 11 mainly when the shaft member 10 is rotated in the counterclockwise direction R1 of the shaft center 13. The second wrapping portion 32 extends from the pivoting seat 20, and the second wrapping portion 32 extends along the circumferential side of the first shaft segment 11 in the clockwise direction R2 of the axial center 13 of the shaft member 10, and thus the second wrapping portion The frictional force is generated as a torque to the first shaft segment 11 mainly when the shaft member 10 is rotated in the clockwise direction R2 of the shaft center 13.

However, the present embodiment is not intended to limit the present invention. For example, the first torsion member may be used or may further include a torsion member composed of a spacer, a spring piece and a pressing member, wherein the elastic piece is pivotally connected to the first shaft section, and the spacer is The elastic member is sleeved on the first shaft portion and cooperates to urge the elastic piece to generate friction force when the shaft member 10 rotates, and is supplied to the first shaft portion 11 as a torsion force.

The second torsion member 40 has a first end portion 41 and a second end portion 42 . The first end portion 41 is connected to the pivoting seat 20 , and the second end portion 42 is sleeved on the second shaft portion 12 . The longitudinal section of the second end portion 42 has an inner contour 420 (shown in FIG. 5), the inner contour 420 has a second arc segment 421 and a second straight segment 422, and the second arc segment 421 is a superior arc, the second circle One end of the arc segment 421 is connected to one end of the second straight segment 422. The circle diameter d1 corresponding to the first arc segment 121 is smaller than the circle diameter d2 corresponding to the second arc segment 421, and the circle diameter d1 corresponding to the first arc segment 121 is greater than the second segment 422 and the second arc segment. The maximum distance 421 is d3. In one embodiment, the first circular arc segment 121 has a circle diameter d1 of 2.2 cm, the second circular arc segment 421 has a circular diameter d2 of 2.22 cm, and the second straight segment 422 and the second circular segment 421 have a maximum diameter. The distance d3 is 2.14 cm, and the maximum distance d4 between the first straight line segment 122 and the first circular arc segment 121 is 1.81 cm, but is not limited thereto. In the present embodiment, the second torsion member 40 is composed of a plurality of plate members 40a stacked, but is not limited thereto.

In the embodiment, the pivoting base 20 is further provided with a first engaging portion 22, and the first end portion 41 of the second torsion member 40 is provided with a second engaging portion 43, the first engaging portion 22 and the second card The connecting portions 43 are engaged with each other, and the first end portion 41 of the second torsion member 40 is connected to the pivoting seat 20 . In addition, the first shaft segment 11 is provided with a first stopping member 14, and the pivoting seat 20 is further provided with a second stopping member 23, and the first stopping member 14 and the second stopping member 23 cooperate with each other to limit the shaft member 10. The rotation of the trip.

Referring to FIG. 2, the first board 2 of the electronic device is connected to the end of the first shaft segment 11 of the shaft member 10 of the hinge 1, and the second board 3 is connected to the pivoting seat 20, so that the hinge 1 is connected to the first Between a plate body 2 and the second plate body 3, and the first plate body 2 and the second plate body 3 can be relatively opened and closed by the hinge 1. When the first plate body 2 and the second plate body 3 are relatively opened and closed to a specific angle, the first plate body 2 drives the shaft member 10 to rotate relative to the pivoting seat 20, so the first plate body 2 and the second plate body The specific angle of the relative opening and closing may be equivalent to the angle of rotation of the shaft member 10 relative to the pivoting seat 20, and the electronic device and the hinge 1 are said to be in the specific angular state.

Please refer to FIG. 6 to FIG. 10 simultaneously. FIG. 6 to FIG. 9 are schematic diagrams showing the state of the electronic device in the state of 0, 70, 95, and 120 degrees, respectively. FIG. 10 is a perspective view of the hinge of the embodiment. A graph of state and torque values. As shown in FIG. 6 and FIG. 7, when the electronic device and the hinge 1 are gradually changed from the 0 degree state to the 70 degree state, the outer contour 120 of the second shaft segment 12 may be at the second end portion 42 of the second torsion member 40. The inner contour 420 is free to rotate, and the second torsion member 40 does not generate a torque. At this time, the torque of the hinge 1 is mainly provided by the first torsion member 30, and is fixed at 2.8 Kgf-cm as shown in FIG.

As shown in FIG. 7, when the electronic device and the hinge 1 are in a 70 degree state, a joint of the first circular arc segment 121 of the outer contour 120 of the second shaft segment 12 and the first straight segment 122 begins to abut the second torque. The inner contour 420 of the second end portion 42 of the member 40 causes the inner contour 420 to begin to become larger, and the second torsion member 40 begins to generate a torsion force, at which time the torque of the hinge 1 is fixed 2.8 provided by the first torsion member 30. In addition to the Kgf-cm, the second torsion member 40 is also required to be added, so that the torque of the hinge 1 becomes larger from 2.8 Kgf-cm. As shown in FIG. 8, when the electronic device and the hinge 1 are in the 95 degree state, the outer contour 120 of the second shaft segment 12 abuts the inner contour 420 of the second end portion 42 of the second torsion member 40 to make the inner contour 420. When the maximum is reached, the torque of the hinge 1 is started by the second torsion member 40 in addition to the fixed 2.8 Kgf-cm provided by the first torsion member 30, so the torque of the hinge 1 will be It becomes the largest 3.5 Kgf-cm.

As shown in FIG. 8 and FIG. 9, when the electronic device and the hinge 1 are gradually changed from the 95 degree state to the 120 degree state, the outer contour 120 of the second shaft segment 12 abuts against the second end portion 42 of the second torsion member 40. The inner contour 420 continues to maximize the inner contour 420, and the torque of the hinge 1 is maintained by the first torsion member 30 and the second torsion member 40 to maintain a maximum of 3.5 Kgf-cm.

In summary, according to the present invention, a hinge and a electronic device using the same are disposed on the second shaft portion 12 of the shaft member 10 through the second end portion 42 of the second torsion member 40, and the second design is appropriately designed. The interference between the inner contour 420 of the longitudinal section of the end portion 42 and the outer contour 120 of the cross section of the second shaft section 12 may be when the relative angle of the first plate body 2 and the second plate body 3 is between 70 and 95 degrees. Increase the torque generated by it and maintain it after more than 95 degrees.

Although the present invention has been disclosed in the above preferred embodiments, it is not intended to limit the present invention, and any person skilled in the art can make some changes and refinements without departing from the spirit and scope of the present invention. The scope of protection is subject to the definition of the scope of the attached patent application.

1‧‧‧Bridge

2‧‧‧ first board

3‧‧‧Second plate

10‧‧‧ shaft parts

11‧‧‧First shaft segment

12‧‧‧second shaft segment

120‧‧‧Outer contour

121‧‧‧First arc segment

122‧‧‧First straight line segment

13‧‧‧Axis

14‧‧‧First stop

20‧‧‧ pivoting seat

21‧‧‧Pivot hole

22‧‧‧First card joint

23‧‧‧Second stop

30‧‧‧First Torque Parts

30a‧‧‧round pieces

31‧‧‧ first package round

32‧‧‧Second package round

40‧‧‧Second Torque Parts

40a‧‧‧plate

41‧‧‧First end

42‧‧‧second end

420‧‧‧ inside contour

421‧‧‧Second arc segment

422‧‧‧Second straight segment

43‧‧‧Second card joint

R1‧‧‧ counterclockwise

R2‧‧‧clockwise

D1‧‧‧ the diameter of the circle corresponding to the first arc segment

D2‧‧‧ the diameter of the circle corresponding to the second arc segment

d3‧‧‧Maximum distance between the second straight segment and the second arc segment

d4‧‧‧Maximum distance between the first straight segment and the first arc segment

1 is a schematic diagram of an electronic device according to an embodiment of the present invention; FIG. 2 is an exploded view of an electronic device according to an embodiment of the present invention; FIG. 3 is a schematic diagram of a hinge device according to an embodiment of the present invention; FIG. 5 is a side view of the shaft member and the second torsion member of the hinge according to an embodiment of the present invention; FIG. 6 is a schematic view showing the electronic device in a 0 degree state according to an embodiment of the present invention; 7 is a schematic diagram of an electronic device in a state of 70 degrees according to an embodiment of the present invention; FIG. 8 is a schematic diagram showing an electronic device in a 95 degree state according to an embodiment of the present invention; FIG. 9 is an electronic device in a 120 degree state according to an embodiment of the present invention; FIG. 10 is a graph showing an angular state and a torque value of a hinge of an embodiment of the present invention.

Claims (7)

A hinge includes: a shaft member having a first shaft segment and a second shaft segment, the cross-sectional mask of the second shaft segment having an outer contour, the outer contour having a first arc segment and a first straight segment The two ends of the first arc segment are respectively connected to the two ends of the first straight segment; a pivoting seat, the first shaft segment is pivotally connected to the pivoting seat; a first torsion member is sleeved on the first a second torsion member having a first end portion and a second end portion, the first end portion being coupled to the pivoting seat, the second end portion being sleeved on the second shaft portion, the first end portion The longitudinal section of the two ends has an inner contour, the inner contour has a second arc segment and a second straight segment, the second arc segment is a superior arc, and one end of the second arc segment is connected to the second One end of the straight line segment; wherein the diameter of the circle corresponding to the first circular arc segment is smaller than the diameter of the circle corresponding to the second circular arc segment, and the diameter of the circle corresponding to the first circular arc segment is larger than the second straight segment and the second The maximum distance of the arc segment. The hinge device of claim 1, wherein the first torsion member comprises a wrap member, the wrap member is sleeved on the first shaft segment in an interference fit manner, and one end of the wrap member is connected to the pivot Seat. The hinge according to claim 2, wherein the wrapping member comprises a first wrapping portion and a second wrapping portion, the first wrapping portion being inverted from the pivoting seat by the axis of the shaft member The hour hand direction extends along a circumferential side of the first shaft segment, and the second wrapping portion extends from the pivoting seat in a clockwise direction of the axis of the shaft member along a circumferential side of the first shaft segment. The hinge of claim 1, wherein the second torsion member is composed of a plurality of panels. The hinge device of claim 1, wherein the pivoting seat is provided with a first engaging portion, and the first end of the second torsion member is provided with a second engaging portion, the first card The connecting portion and the second engaging portion are engaged with each other. The hinge device of claim 1, wherein the first shaft segment is provided with a first stopping member, the pivoting seat is provided with a second stopping member, the first stopping member and the second stopping member The stops cooperate to limit the rotational travel of the shaft. An electronic device comprising: the hinge according to any one of claims 1 to 6; a first plate body connecting the first shaft portion of the shaft member; and a second plate body connecting the Pivot socket.