CN113175602B - Electronic device with multi-connecting-rod hinge - Google Patents

Abstract

The invention relates to an electronic device with a multi-connecting-rod hinge, which comprises a fixed part and a rotating part, wherein a plurality of multi-connecting-rod hinges are arranged between the fixed part and the rotating part. The invention provides an electronic device with a multi-connecting-rod hinge, wherein the hinge is externally arranged, the influence on the internal space of a screen is avoided, and the rotating angle can be increased.

Description

Electronic device with multi-connecting-rod hinge

Technical Field

The present invention relates to electronic devices, and particularly to an electronic device with a multi-bar hinge.

Background

The Chinese patent with the publication number of CN201222206Y discloses a folding type double-screen display notebook computer, which comprises a notebook computer host and a display, and is characterized in that the back edge of the display is hinged with the notebook computer host through a rotating shaft, the front edge is hinged with the front edge of an auxiliary display through a rotating shaft, the data input lines of the two displays are respectively connected with the display lines in the notebook computer host, and the back edge of the computer host is also hinged with a turning outer cover plate. However, the thinner the screen of the existing notebook computer is for carrying convenience, the more the space in the screen is greatly affected by the embedded hinge in the existing screen, and the rotation direction of the embedded hinge is limited.

Disclosure of Invention

The invention mainly solves the technical problems that the existing thin screen is not suitable for being used as an embedded hinge and the rotation angle of the embedded hinge is limited in the prior art, and provides the electronic device with the multi-connecting-rod hinge, wherein the hinge is externally arranged, the internal space of the screen is prevented from being influenced, and the rotation angle can be increased.

In order to solve the above technical problems and achieve the above object, the present invention provides an electronic device with a multi-bar hinge, comprising a fixed part and a rotating part, wherein a plurality of multi-bar hinges are disposed between the fixed part and the rotating part, the multi-bar hinge is characterized in that the multi-bar hinge comprises a plurality of bars, the bars comprise a fixed bar connected to the fixed part, a rotating bar connected to the rotating part, and an intermediate bar group composed of at least two intermediate bars, the fixed bar is hinged to the rotating bar through the intermediate bar group, the intersecting portion of two adjacent bars is provided with a rotation axis, the bars are rotatably disposed around the rotation axis, the rotation axes of two adjacent bars in the same multi-bar hinge are overlapped, all the rotation axes in the same multi-bar hinge extend infinitely and intersect at one point to form a rotation point, all the rotating points are kept stationary relative to the fixed part, and the rotating points are arranged on the sidelines of the rotating part.

In an embodiment, two multi-link hinges are disposed between the fixed member and the rotating member, a connection line between the rotation points formed by the two multi-link hinges forms a virtual rotation axis, the virtual rotation axis is overlapped with a sideline of the rotating member, and the rotating member is rotatably disposed with respect to the fixed member with the virtual rotation axis as a rotation center.

In one embodiment, the intermediate linkage is composed of two intermediate links, the rotation axis of the intermediate link coinciding with the rotation link is a rotation axis, the rotation axis of the intermediate link coinciding with the fixed link is a fixed axis, the rotation axis of the intermediate link coinciding with the fixed link is a swing axis, the rotation axis rotates around the virtual rotation axis around the rotation point, the swing axis swings longitudinally with respect to the virtual rotation axis around the rotation point, and the positions of the fixed axis and the fixed member are kept relatively fixed.

In an implementation manner, the fixing member is fixedly disposed on the base, one end of the fixing link is rotatably connected to the middle link with the fixing axis as a center, and the other end of the fixing link is fixedly connected to the base.

In one embodiment, the multi-bar hinge is disposed on both sides of the base.

In an embodiment, one end of the rotating link is fixedly connected to the rotating member, and the other end of the rotating link is rotatably connected to the intermediate link around the rotating axis.

In one embodiment, the fixed member is spaced apart from the rotating member.

In one embodiment, the gap between the virtual rotation axis and the fixing member is 1.5mm-2.5 mm.

In one embodiment, the fixed member and the rotating member are both display screens.

In an embodiment, the two connecting rods are rotatably connected through a pin, and an axis of the pin is overlapped with the rotation axis.

Compared with the prior art, the electronic device with the multi-connecting-rod hinge has the following beneficial effects:

1. if the angle between the fixed part and the rotating part is increased, the rotating part is rotated clockwise, at the moment, the relative position of the fixed connecting rods is kept unchanged, the position of the fixed axis is also kept unchanged relative to the fixed part, the joint of the two middle connecting rods rotates outwards, so that the swinging axis is driven to form outward swinging relative to the virtual rotating shaft by taking the rotating point as the center, and the moving connecting rods move along with the rotating part, so that the rotating axis is driven to rotate clockwise around the virtual rotating shaft by taking the rotating point as the center;

2. if the angle between the fixed part and the rotating part is reduced, the rotating part rotates anticlockwise, at the moment, the relative position of the fixed connecting rods is kept unchanged, the position of the fixed axis is also kept unchanged relative to the fixed part, the joint of the two middle connecting rods rotates inwards, so that the swinging axis is driven to form inward swinging relative to the virtual rotating shaft by taking the rotating point as the center, and the moving connecting rod moves along with the rotating part, so that the rotating axis is driven to rotate anticlockwise around the virtual rotating shaft by taking the rotating point as the center;

3. because the rotating part is arranged in a rotating way relative to the fixed part by taking the virtual rotating shaft as a rotating center, and the virtual rotating shaft is superposed with the sideline of the rotating part, the distance between the sideline of the rotating part superposed with the virtual rotating shaft and the fixed part can be kept unchanged in the rotating process, and the rotating process is more attractive in visual effect;

4. the specific adjusting process of the middle connecting rod group is changed along with the increase of the middle connecting rods in the middle connecting rod group, and the angle adjusting range between the fixed part and the rotating part is also increased at the same time;

5. the fixed part and the rotating part are connected through two multi-connecting-rod hinges, so that the angle adjustment process between the fixed part and the rotating part is more stable.

Therefore, the invention has the characteristics of reasonable structure, convenient use and the like.

Drawings

FIG. 1 is a front view of the present invention showing the reduction of the angle between the fixed member and the rotating member;

FIG. 2 is a top view of the present invention showing the reduction of the angle between the fixed member and the rotating member;

FIG. 3 is an isometric view of the invention with the rotating member removed to reduce the angle between the fixed member and the rotating member;

FIG. 4 is a front view of the multi-link hinge of the present invention reducing the angle between the fixed member and the rotating member;

FIG. 5 is an isometric view of the multi-link hinge of the present invention reducing the angle between the fixed member and the rotating member;

FIG. 6 is a top view of the multi-link hinge of the present invention reducing the angle between the fixed member and the rotating member;

FIG. 7 is a front view of the present invention illustrating an increase in the angle between the fixed member and the rotatable member;

FIG. 8 is a top view of the present invention illustrating an increase in the angle between the fixed member and the rotating member;

FIG. 9 is an isometric view of the present invention with the rotating member removed and the angle between the fixed member and the rotating member increased;

FIG. 10 is a front view of the multi-link hinge of the present invention increasing the angle between the fixed member and the rotating member;

FIG. 11 is an isometric view of the multi-link hinge of the present invention increasing the angle between the fixed member and the rotating member;

FIG. 12 is a top view of the multi-link hinge of the present invention increasing the angle between the fixed member and the rotating member.

The reference numbers in the figures illustrate: 1. a fixing member; 2. a rotating member; 3. fixing the connecting rod; 4. rotating the connecting rod; 5. a middle connecting rod; 6. a rotation point; 7. a virtual rotation axis; 8. a rotational axis; 9. a fixed axis; 10. a swing axis; 11. a base; 12. and (7) a pin shaft.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. With the embodiments of the present invention, all other embodiments obtained by those skilled in the art without any inventive step are within the scope of the present invention.

Example (b):

fig. 1 to 12 show an embodiment of an electronic device having a multi-link hinge according to the present invention. Referring to fig. 1 to 3, the fixed member 1 and the rotatingmember 2 are both a display screen in this embodiment, and in the display screen for a notebook computer, a plurality of multi-bar hinges are disposed between the fixed member 1 and the rotatingmember 2, in this embodiment, two multi-bar hinges are disposed between the fixed member 1 and the rotatingmember 2, and the fixed member 1 and the rotatingmember 2 are connected by the two multi-bar hinges to stabilize the angle adjustment process between the fixed member 1 and the rotatingmember 2, wherein the multi-bar hinge has a specific structure as shown in fig. 4 to 6, the multi-bar hinge is composed of a plurality of bars, the bars include afixed bar 3 connected to the fixed member 1, a rotatingbar 4 connected to the rotatingmember 2, and anintermediate bar 5 group composed of at least twointermediate bars 5, and more specifically, theintermediate bar 5 group is composed of twointermediate bars 5, while the specific adjusting process is changed as the number of themiddle connecting rods 5 in themiddle connecting rod 5 group is increased, and the angle adjusting range between the fixed part 1 and therotating part 2 is also increased, the fixed connectingrod 3 is hinged with the rotating connectingrod 4 through themiddle connecting rod 5 group, the intersecting part of two adjacent connecting rods is provided with a rotating axis, the connecting rods are rotatably arranged around the rotating axis, two adjacent rotating axes in the same multi-connecting-rod hinge are superposed, all the rotating axes in the same multi-connecting-rod hinge extend infinitely and intersect at one point to form arotating point 6, all therotating points 6 are kept immovable relative to the fixed part 1 as shown in figure 3, therotating point 6 is arranged on the edge line of the rotatingpart 2, the connecting line between the rotatingpoints 6 respectively formed by the two multi-connecting-rod hinges forms a virtual rotatingshaft 7, the virtual rotatingshaft 7 is superposed with the edge line of the rotatingpart 2, and the rotatingpart 2 is rotatably arranged relative to the fixed part 1 by taking the virtual rotatingshaft 7 as the rotating center, because the rotatingpart 2 is arranged in a rotating mode relative to the fixed part 1 by taking the virtual rotatingshaft 7 as a rotating center, and the virtual rotatingshaft 7 is overlapped with the sideline of therotating part 2, the distance between the sideline of therotating part 2 overlapped with the virtual rotatingshaft 7 and the fixed part 1 can be kept unchanged in the rotating process, so that the rotating process is more attractive in visual effect, the rotating shaft axis of themiddle connecting rod 5 overlapped with the rotating connectingrod 4 is therotating axis 8, the rotating shaft axis of themiddle connecting rod 5 overlapped with the fixed connectingrod 3 is thefixed axis 9, the rotating shaft axis of the twomiddle connecting rods 5 overlapped is theswinging axis 10, therotating axis 8 rotates around the virtual rotatingshaft 7 by taking therotating point 6 as a center, theswinging axis 10 forms longitudinal swinging relative to the virtual rotatingshaft 7 by taking therotating point 6 as a center, and the positions of thefixed axis 9 and the fixed part 1 are kept relatively fixed.

As shown in fig. 1, the fixing member 1 is fixedly disposed on abase 11, one end of a fixedconnecting rod 3 is rotatably connected with an intermediate connectingrod 5 by taking afixed axis 9 as a center, the other end of the fixed connecting rod is fixedly connected with thebase 11, a multi-connecting-rod hinge is disposed on two sides of thebase 11, one end of a rotating connectingrod 4 is fixedly connected with a rotatingmember 2, the other end of the rotating connecting rod is rotatably connected with the intermediate connectingrod 5 by taking arotating axis 8 as a center, the fixing member 1 and the rotatingmember 2 are disposed at an interval, wherein a gap between a virtual rotatingshaft 7 and the fixing member 1 is 1.5mm-2.5mm, the two connecting rods are rotatably connected by apin shaft 12, and an axis of thepin shaft 12 is coincident with the rotating axis.

If it is desired to reduce the angle between the fixed part 1 and therotating part 2, please refer to fig. 1 to 6 to rotate therotating part 2 counterclockwise, at this time, the relative position of the fixed connecting rod remains unchanged and the position of thefixed axis 9 also remains unchanged relative to the fixed part 1, the connection between the two intermediate connectingrods 5 rotates inward, so as to drive theswinging axis 10 to swing inward relative to the virtual rotatingshaft 7 with therotating point 6 as the center, and the rotating connectingrod 4 moves along with therotating part 2, so as to drive therotating axis 8 to rotate counterclockwise around the virtual rotatingshaft 7 with therotating point 6 as the center.

If it is desired to increase the angle between the fixed member 1 and the rotatingmember 2, please refer to fig. 7 to 12 to rotate the rotatingmember 2 clockwise, at this time, the relative position of the fixed connecting rod remains unchanged and the position of thefixed axis 9 also remains unchanged relative to the fixed member 1, the joint of the two intermediate connectingrods 5 rotates outwards, so as to drive theswinging axis 10 to swing outwards relative to the virtual rotatingshaft 7 with therotating point 6 as the center, and the rotating connectingrod 4 moves along with the rotatingmember 2, so as to drive therotating axis 8 to rotate clockwise around the virtual rotatingshaft 7 with therotating point 6 as the center.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.

Claims (10)

1. An electronic device with a multi-link hinge comprises a fixed part (1) and a rotating part (2), wherein a plurality of multi-link hinges are arranged between the fixed part (1) and the rotating part (2), and the electronic device is characterized in that the multi-link hinges are composed of a plurality of links, each link comprises a fixed link (3) connected with the fixed part (1), a rotating link (4) connected with the rotating part (2) and an intermediate link group composed of at least two intermediate links (5), the fixed link (3) is hinged with the rotating link (4) through the intermediate link group, the intersecting parts of two adjacent links are both provided with rotating axes, the links are arranged in a rotating way around the rotating axes, the rotating axes of the two adjacent links in the same multi-link hinge are superposed, all the rotating axes in the same multi-link hinge extend infinitely and intersect at one point to form a rotating point (6), all the rotating points (6) are kept immovable relative to the fixed part (1), and the rotating points (6) are arranged on the sideline of the rotating part (2).

2. The electronic device with the multi-bar hinge according to claim 1, wherein two multi-bar hinges are disposed between the fixed member (1) and the rotating member (2), a connection line between the rotating points (6) formed by the two multi-bar hinges forms a virtual rotating shaft (7), the virtual rotating shaft (7) is disposed to overlap a side line of the rotating member (2), and the rotating member (2) is rotatably disposed with respect to the fixed member (1) with the virtual rotating shaft (7) as a rotating center.

3. The electronic device with a multi-link hinge according to claim 2, the middle connecting rod group is composed of two middle connecting rods (5), the rotating axis of the middle connecting rod (5) and the rotating connecting rod (4) which are overlapped is a rotating axis (8), the rotation axis of the middle connecting rod (5) and the fixed connecting rod (3) are overlapped is a fixed axis (9), the rotation axis of the middle connecting rod (5) is overlapped is a swinging axis (10), the rotating axis (8) rotates around the virtual rotating shaft (7) by taking the rotating point (6) as a center, the swing axis (10) forms longitudinal swing relative to the virtual rotation axis (7) by taking the rotation point (6) as a center, the position of the fixed axis (9) and the position of the fixed part (1) are kept relatively fixed.

4. The electronic device with a multi-link hinge according to claim 3, wherein the fixing member (1) is fixedly disposed on a base (11), one end of the fixing link (3) is rotatably connected to the middle link (5) about the fixing axis (9), and the other end of the fixing link is fixedly connected to the base (11).

5. The electronic device with multi-bar hinge according to claim 4, wherein said multi-bar hinge is disposed on both sides of said base (11).

6. The electronic device with a multi-link hinge according to claim 5, wherein the rotating link (4) has one end fixedly connected to the rotating member (2) and the other end rotatably connected to the intermediate link (5) about the rotation axis (8).

7. The electronic device with a multi-bar hinge according to any of claims 2-6, wherein the fixed member (1) is spaced apart from the rotating member (2).

8. The electronic device with a multi-bar hinge according to claim 7, wherein the gap between the virtual rotation axis (7) and the fixing member (1) is 1.5mm-2.5 mm.

9. The electronic device with a multi-bar hinge according to claim 8, wherein the fixed member (1) and the rotating member (2) are both display screens.

10. The electronic device with a multi-link hinge according to claim 9, wherein the two links are rotatably connected by a pin (12), and the axis of the pin (12) is coincident with the rotation axis.

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