TWM607728U - Hinge - Google Patents

Abstract

A hinge is suitable for being arranged between two bodies to provide a flexible screen together. The hinge includes a base, two rotating modules, and a central support plate. The base extends in a forward and backward direction. The two rotating modules are respectively arranged on the left and right sides of the base along a left and right direction and are respectively used for the installation of the two bodies. The two rotating modules can be arranged at an initial position and a terminal position relative to the base. Rotate between the two bodies to switch between an expanded state corresponding to the initial position and a retracted state corresponding to the end position. The two central support plates are formed extending along the front-rear direction and are located above the base along an up-down direction. The central support plate is connected to the two rotating modules and can be driven by the two rotating modules to face downward along the up-and-down direction Move to an avoiding position that avoids the flexible screen.

Description

Hinge

The present invention relates to a hinge, in particular to a hinge suitable for being arranged between two bodies to jointly provide a flexible screen.

In recent years, flexible screens have been widely used in various foldable devices. These foldable devices can be divided into an in-folding structure and an out-folding structure. When the flexible screen is applied to a foldable device that belongs to an in-folding structure, The bending part of the flexible screen is easily damaged due to insufficient space and improper force.

Therefore, one of the objectives of the present invention is to provide a hinge that can improve at least one of the disadvantages of the prior art.

Therefore, in some embodiments, the hinge of the present invention is suitable for being installed between two bodies to provide a flexible screen together. The hinge includes a base, two rotating modules, and a central support plate. . The base extends in a forward and backward direction. The two rotating modules are respectively arranged on the left and right sides of the base along a left and right direction perpendicular to the front and rear direction and are respectively used for the installation of the two bodies, and the two rotating modules can be in an initial position relative to the base Rotate between and a terminal position to link the two bodies in an unfolded state corresponding to the initial position and expand the flexible screen, and a folded state corresponding to the terminal position and the flexible screen folded inward Change between. The two central support plates extend along the front-rear direction and are located above the base along a vertical direction perpendicular to the front-rear direction and the left-right direction. The central support plate is connected to the two rotating modules and can be used by the two rotating modules. The group drives to move in the up and down direction. When the two rotating modules are in the initial position, the central support plate is at a higher position and can support a support position of the flexible screen from below. When the two rotating modules are When rotating to the end position, the central support plate moves down to a lower position and can avoid the flexible screen.

In some embodiments, each rotating module includes a rotating frame that can rotate relative to the base and is used for the installation of the corresponding body, and is connected between the rotating frame and the base and can be rotated by the rotating frame. A side support plate that rotates relative to the base driven by the frame. The two side support plates are located on both sides of the central support plate. When the two rotating modules are in the initial position, the side support plates of the two rotating modules It can support the flexible screen together with the central support plate. When the two rotating modules are located at the end position, the side support plates of the two rotating modules avoid the flexible screen and jointly define with the central support plate A screen to accommodate space.

In some embodiments, the rotating frame of each rotating module has two rotating sections respectively rotatably disposed at both ends of the base in the front-to-rear direction, and is connected to the two rotating sections extending in the front-to-rear direction. The segments and the two rotating segments jointly surround a connecting segment of the corresponding side support plate, and the connecting segment is connected to the corresponding side support plate and drives the corresponding side support plate to rotate.

In some embodiments, the turret of each rotating module further has two rotating shaft members extending in the front-to-rear direction and respectively disposed at the two rotating sections and rotatably disposed at both ends of the base. The rotating shaft of the module can drive the central supporting plate to move between the supporting position and the avoiding position.

In some embodiments, each shaft member has a driving protrusion extending toward the central support plate along the front-rear direction, and the central support plate has a plurality of driving protrusions corresponding to the shaft members accommodating the two rotation modules. An accommodating groove, when the two rotating modules rotate between the initial position and the end position, the driving protrusions of the rotating shaft members of the two rotating modules move up and down to drive the central support plate at the supporting position And move between the avoidance position.

In some embodiments, the driving protrusions of the rotating shaft members of the two rotating modules are opposite to each other along the left and right directions, and the hinge further includes a hinge disposed between the base and the central support plate and respectively located at the front and back of the central support plate. Two synchronous connecting pieces at both ends, the two synchronous connecting pieces extend obliquely along the front-rear direction and the up-down direction, and each synchronous connecting piece has a first connecting portion extending along the left-right direction and arranged on the base, And a second connecting portion extending along the left-right direction and provided on the central support plate, the base has two first accommodating grooves respectively corresponding to the first connecting portions of the two synchronization connecting pieces, and the central support The plate has two second accommodating grooves respectively corresponding to the second connecting parts of the two synchronization connecting parts, and one of the first accommodating groove and the second accommodating groove is used for A sliding groove for the corresponding first connecting portion or the corresponding second connecting portion to slide along the front-to-rear direction.

In some embodiments, the side support plates of the two rotating modules are pivotally connected to the base, and the pivot positions of the side support plates of the two rotating modules and the base are in the left-right direction Located at the outer side of the rotation center axis of the rotating shaft members of the two rotating modules, when the two rotating modules are located at the end position, the side support plates of the two rotating modules and the central support plate jointly define the screen accommodation space The cross section toward the front-rear direction has a narrow top and a wide bottom.

In some embodiments, each rotating shaft member has a sliding portion corresponding to the corresponding rotating section, and each rotating section has a sliding portion formed along the front-to-rear direction and relatively slidable but non-rotatably accommodating the corresponding rotating shaft member. A sliding groove of the sliding part, and a sliding column formed along the front-rear direction, the base also has a plurality of arc-shaped sliding columns slidably accommodating the rotating sections of the rotating modules. When the two rotating modules are in the initial position, the sliding groove extends in the left and right direction. The sliding groove has an inner end located inside and an outer end located outside. When the two rotating modules are in the In the initial position, the sliding part is located at the outer end, and when the two rotating modules are at the end position, the sliding part is located at the inner end.

In some embodiments, the connecting section of each rotating module has a connecting section body extending in the front-to-rear direction and connected between the two rotating sections, and is provided on the connecting section body and connected to the corresponding side support At least one torsion unit of the plate, the torsion unit has a housing provided in the connecting section body, is provided in the housing and can be connected to and linked with the corresponding side support plate to rotate about an axis parallel to the front-rear direction relative to the housing A follower that rotates at the center, a pressing member that is slidably disposed in the housing along the front-rear direction and opposes the follower in the front-rear direction, and is disposed on the inner side surface of the housing and the press Between the bottom pieces and used to push the pressing piece toward the driven piece to make the two contact an elastic piece, the driven piece has a first concave-convex structure facing the pressing piece, and the pressing piece has The second concave-convex structure corresponding to the first concave-convex structure, when the rotating modules are in at least one predetermined position between the initial position and the end position, the first concave-convex structure and the second concave-convex structure The structures are unevenly matched to each other.

The central support plate of the hinge of the present invention is used to support the flexible screen, and can move down to the avoiding position that avoids the flexible screen when the two rotating modules rotate to the end position, thereby avoiding the The bending part of the flexible screen is easy to be damaged due to insufficient space and improper force.

Referring to FIGS. 1 to 4, an embodiment of the hinge 100 of the present invention is suitable for being arranged between two bodies 200 to jointly provide a flexible screen 300 to form a foldable electronic device. It should be noted that, in this embodiment, the flexible screen 300 is fixedly arranged on the two bodies 200, and the hinge 100 only provides support for the flexible screen 300 instead of being fixedly arranged, but not so. Is limited. The hinge 100 includes a base 1, two rotating modules 2, a central support plate 3, and two synchronous connecting pieces 4. It should be noted that in other implementation aspects, the two synchronization connectors 4 may be omitted, and this embodiment is not limited.

The base 1 extends along a front-to-rear direction D1. The two rotating modules 2 are respectively arranged on the left and right sides of the base 1 along a left and right direction D2 perpendicular to the front and rear direction D1 and are respectively used for the installation of the two machine bodies 200. The two rotating modules 2 can be arranged relative to the The base 1 rotates between an initial position and an end position to link the two bodies 200 in an unfolded state corresponding to the initial position and expand the flexible screen 300, and to correspond to the end position and make the flexible The screen 300 is folded inward to change between a folded state. Each rotating module 2 includes a rotating frame 21 that can rotate relative to the base 1 and is used for setting the corresponding body 200, and is connected between the rotating frame 21 and the base 1 and can be used by the rotating frame. 21 is a side supporting plate 22 that rotates with respect to the base 1 in a driving manner.

3 to 6, the rotating frame 21 of each rotating module 2 has two rotating sections 211 respectively rotatably disposed at both ends of the base 1 in the forward and backward direction D1, and extend along the forward and backward direction D1 Ground is connected between the two rotating sections 211 and surrounds a connecting section 212 of the corresponding side support plate 22 together with the two rotating sections 211. The connecting section 212 is connected to the corresponding side support plate 22 and drives the corresponding side support The plate 22 rotates. In this embodiment, the rotating frame 21 of each rotating module 2 also has two rotating shaft members extending along the front-rear direction D1 and respectively disposed at the two rotating sections 211 and rotatably disposed at both ends of the base 1. 213. Each rotating shaft 213 has a sliding portion 213a corresponding to the corresponding rotating section 211, and each rotating section 211 has a sliding portion 213a formed along the front-to-rear direction D1 and relatively slidable but non-rotatably accommodating the corresponding rotating section 213. A sliding groove 211a of the portion 213a, and a sliding post 211b formed along the front-rear direction D1. The base 1 also has sliding posts 211b slidably accommodating the rotating sections 211 of the rotating modules 2 and are curved Shaped multiple arc-shaped chute 11. When the two rotating modules 2 are in the initial position, the sliding groove 211a extends in the left-right direction D2. The sliding groove 211a has an inner end 211c located on the inner side and an outer end 211d located on the outer side. When the rotating module 2 is at the initial position, the sliding portion 213a is located at the outer end 211d, and when the two rotating modules 2 are at the end position, the sliding portion 213a is located at the inner end 211c. Thereby, when the two rotating modules 2 move from the initial position to the end position and when the two bodies 200 are transformed from the unfolded state to the folded state, the turret 21 of the two rotating modules 2 can be relative to The rotating shaft members 213 arranged on the base 1 slide outward, so that the two bodies 200 fixedly arranged for the flexible screen 300 slide out relative to the base 1, so as to provide for the inwardly folded The flexible screen 300 has enough space.

It is worth mentioning that the cooperation between the sliding groove 211a and the sliding portion 213a needs to be matched with the cooperation of the sliding column 211b and the arc-shaped sliding groove 11 to enable the rotating frame 21 of the two rotating modules 2 It slides outwards while rotating, and the extension path of the arc-shaped chute 11 needs to be determined according to the position of the sliding column 211b, that is, the extension path of the arc-shaped chute 11 and the sliding column The position of 211b can be adjusted according to requirements and should not be limited by this embodiment.

4, 7 and 8, the central support plate 3 is formed extending along the front-rear direction D1 and is located above the base 1 along a vertical direction D3 perpendicular to the front-rear direction D1 and the left-right direction D2, and the center The support plate 3 is located between the two side support plates 22 in the left-right direction D2, that is, the two side support plates 22 are located on the left and right sides of the central support plate 3. The two bodies 200, the side support plates 22 of the two rotating modules 2 and the central support plate 3 are used together for the flexible screen 300 to be installed at the top. The central support plate 3 is connected to the two rotating modules 2 and can be driven by the two rotating modules 2 to move along the up-down direction D3. When the two rotating modules 2 are in the initial position, the central support plate 3 is at a higher position and can support a support position of the flexible screen 300 from below. When the two rotating modules 2 rotate to the end position At this time, the central support plate 3 moves downwards to a lower position that can avoid the flexible screen 300. Thereby, when the two rotating modules 2 are in the end position and the two bodies 200 are in the folded position, the bending part of the flexible screen 300 is prevented from being improperly affected by lack of space or being pressed by the central support plate 3. Damage caused by force.

It should be noted that in this embodiment, the two rotating modules 2 drive the central support plate 3 to move between the supporting position and the avoiding position through the rotating shaft member 213, but in other embodiments, the The two rotating modules 2 can also drive the central support plate 3 through other components, which is not limited by this embodiment. Each shaft member 213 also has a driving block 213b sleeved at the end. The driving block 213b has a driving protrusion 213c extending along the front and rear direction D1 toward the central support plate 3, and the central support plate 3 has a front and rear Both ends extend along the left-right direction D2 and correspond to the two accommodating grooves 31 of the driving protrusion 213c of the rotating shaft member 213 of the two rotating modules 2. It should be noted that the accommodating groove 31 is In a modified embodiment, it can also be four corresponding to the number of the shaft 213. In addition, due to the non-rotatable matching relationship between the sliding portion 213a and the sliding groove 211a, the rotating shaft 213 will rotate with the rotating section 211. When the two rotating modules 2 rotate between the initial position and the end position, the driving convex portion 213c of the rotating shaft member 213 of the two rotating modules 2 moves up and down to drive the central support plate 3 in the support position and Move between the avoiding positions. In addition, in a modified embodiment, the driving block 213b may also be integrally formed on the shaft member 213.

In this embodiment, when the two rotating modules 2 are in the initial position, the side support plates 22 of the two rotating modules 2 can support the flexible screen 300 together with the central support plate 3; When the module 2 is at the end position, the side support plates 22 of the two rotating modules 2 avoid the flexible screen 300 and together with the central support plate 3 define a screen accommodating space S extending along the front-rear direction D1. In detail, the side supporting plates 22 of the two rotating modules 2 are pivotally connected to the base 1, and the pivotal position A1 of the side supporting plates 22 of the two rotating modules 2 and the base 1 In the left-right direction D2, it is located outside the rotation center axis A2 of the rotating shaft member 213 of the two rotating modules 2 so that when the two rotating modules 2 are located at the end position, the side supports of the two rotating modules 2 The screen accommodating space S defined by the plate 22 and the central support plate 3 is in the shape of an isosceles trapezoid with a narrow top and a wide bottom, which faces the front-rear direction D1. Since the screen accommodating space S can accommodate the bending part of the flexible screen 300, the bending part of the flexible screen 300 is easily damaged due to insufficient space. It should be noted that in other embodiments, the rotating frame 21 of the rotating module 2 and the side support plate 22 can also be combined into a single rotating member (not shown), and the central support plate 3 will Driven by the rotating member to move between the supporting position and the avoiding position, in other words, the side supporting plates 22 of the two rotating modules 2 can be omitted, which is not limited to this embodiment.

Referring to Figures 4, 9 and 10, the two synchronization connecting pieces 4 are located between the base 1 and the central support plate 3 and are respectively located at the front and rear ends of the central support plate 3. The two synchronization connecting pieces 4 extend along the front and rear ends. The direction D1 extends obliquely to the vertical direction D3. The two synchronous connecting pieces 4 are roughly in the shape of a sheet, and each synchronous connecting piece 4 has a rod-like structure extending along the left and right direction D2 and is provided on a first connecting portion 41 of the base 1, and is arranged along the left and right direction. D2 extends a rod-shaped structure and is provided on a second connecting portion 42 of the central support plate 3. The base 1 has two first accommodating portions corresponding to the first connecting portions 41 of the two synchronization connecting members 4, respectively Slot 12, the central support plate 3 has two second accommodating grooves 32 corresponding to the second connecting portions 42 of the two synchronization connecting members 4. In this embodiment, the two second accommodating grooves 32 are connected to The two accommodating grooves 31 are not limited thereto. One of the first accommodating groove 12 and the second accommodating groove 32 is used for the corresponding first connecting portion 41 or the corresponding second connecting portion 42 to slide along the front-to-rear direction D1 The sliding groove, for example, the sliding groove in this embodiment is the first accommodating groove 12, but it is not limited thereto. With the two synchronous connecting pieces 4, the height of the left and right sides of the central support plate 3 relative to the base 1 can be kept consistent, so that the central support plate 3 moves up and down relative to the base 1 It can be kept level relative to the central support plate 3. And since the shaft members 213 and the driving protrusions 213c of the two rotating modules 2 are opposite to each other along the left and right direction D2, the driving protrusions 213c of the shaft members 213 of the two rotating modules 2 can be supported by the center. The plates 3 are restricted to the same height, so that the rotation of the two rotating modules 2 relative to the base 1 can achieve the effect of synchronous action.

Referring to FIGS. 4, 5, 11 and 12, in addition, in this embodiment, the connecting section 212 of the rotating frame 21 of each rotating module 2 has the connecting section 212 extending along the front-to-rear direction D1 and is connected to the two rotating sections 211 A connecting section body 212a therebetween, and two torsion units 212b spaced apart along the front-rear direction D1 on the connecting section body 212a and connected to the corresponding side support plates 22. It should be noted that, the torsion unit 212b may be at least one, which is not limited by this embodiment. Each torsion unit 212b has a housing 212c disposed on the connecting section body 212a, a wheel shaft 212d fixedly passing through the housing 212c along the front-rear direction D1, and is disposed in the housing 212c and is rotatably sleeved on the housing 212c. The axle member 212d and a driven member 212e that can be connected to the corresponding side support plate 22 and interlocked to rotate about the axis of the axle member 212d parallel to the front-rear direction D1 relative to the housing 212c can move along the front-rear direction D1 A pressing member 212f slidably disposed in the casing 212c and slidably sleeved on the axle member 212d and opposite to the driven member 212e in the front-rear direction D1, and disposed on the inner surface of the casing 212c An elastic member 212g that is disposed between the bottom pressing member and sleeved on the axle member 212d and used to push the pressing member 212f toward the driven member 212e along the front-rear direction D1 to make the two contact. The follower 212e protrudes from the housing 212c to be connected to the corresponding side support plate 22 and interlock with the corresponding side support plate 22, and the pressing member 212f matches the shape of the housing 212c to make the pressing The abutment 212f can only slide relative to the housing 212c. The driven member 212e has a first concave-convex structure 212h facing the pressing member 212f, and the pressing member 212f has a second concave-convex structure 212i facing the follower 212e and corresponding to the first concave-convex structure 212h. When the rotation modules 2 are in at least one predetermined position between the initial position and the end position, the first concave-convex structure 212h and the second concave-convex structure 212i are concave-convex matched with each other, whereby the torsion unit 212b A positioning force will be provided to the rotating modules 2 when the rotating modules 2 are at the at least one predetermined position, so that the rotating modules 2 can easily stop at the at least one predetermined position. It should be noted that when the rotating modules 2 are in positions other than the at least one predetermined position, the first concave-convex structure 212h and the second concave-convex structure 212i are different from each other due to the rotation of the follower 212e. Concave-convex fit, at this time, the driven member 212e pushes the pressing member 212f and the elastic member 212g is pressed and stored elastic potential energy, so that the rotating module 2 is not easily stopped at the other relative to the base 1 position.

In this embodiment, there are two predetermined positions, which are the initial position and the end position, respectively. However, in other implementations, the predetermined positions may be one or more than three, and the predetermined positions It may also be other positions between the initial position and the end position, which is not limited by this embodiment. In addition, it should be noted that although in this embodiment, the connecting section body 212a of the rotating frame 21 of the rotating module 2 is connected to the side support plate 22 through the torsion unit 212b and drives the side support plate 22, In other embodiments, the connecting section body 212 a of the rotating frame 21 of the rotating module 2 may also be directly connected to the side support plate 22 and directly drive the side support plate 22.

In summary, the central support plate 3 of the hinge 100 of the present invention is used to support the flexible screen 300, and can move downward to avoid the flexible screen when the two rotating modules 2 rotate to the end position The avoidance position of 300 prevents the bending part of the flexible screen 300 from being easily damaged due to insufficient space.

However, the above are only examples of the present model, and should not be used to limit the scope of implementation of the present model, all simple equivalent changes and modifications made in accordance with the patent scope of the present model application and the contents of the patent specification still belong to This new patent covers the scope.

100: hinge 1: pedestal 11: Curved chute 12: The first holding tank 2: Rotate the module 21: turret 211: Rotating section 211a: Sliding groove 211b: Sliding column 211c: inside end 211d: Outer end 212: connection segment 212a: connecting section body 212b: Torque unit 212c: shell 212d: Wheel and Axle Parts 212e: follower 212f: compression piece 212g: elastic part 212h: The first concave-convex structure 212i: The second concave-convex structure 213: Shaft 213a: Sliding part 213b: drive block 213c: Drive the convex part 22: Side support plate 3: Central support plate 31: accommodating groove 32: The second holding tank 4: Synchronization connector 41: The first connection part 42: The second connecting part 200: body 300: Flexible screen D1: front and rear direction D2: Left and right direction D3: Up and down direction S: Screen accommodation space A1: axis position A2: Rotation center axis

The other features and effects of the present invention will be clearly presented in the embodiments with reference to the drawings, among which: Figure 1 is a perspective view of an embodiment of the new hinge set between two bodies to jointly provide a flexible screen for setting. In the figure, the two rotating modules of this embodiment are in the initial position and the two bodies are in the initial position. The expanded state; FIG. 2 is a perspective view similar to FIG. 1, in which the two rotating modules are in the end position and the two bodies are in the folded state; Figure 3 is a perspective exploded view of Figure 1; Figure 4 is a perspective exploded view of the embodiment; FIG. 5 is an incomplete cross-sectional view of the embodiment, the two bodies, and the flexible screen to illustrate the two rotating modules, in which the two rotating modules are in the initial position; 6 is an incomplete cross-sectional view of the embodiment, the two bodies and the flexible screen, to illustrate the two rotating modules, in the figure, the two rotating modules are at the end position; FIG. 7 is an incomplete cross-sectional view of the embodiment, the two bodies and the flexible screen, to illustrate when the two rotating modules are in the initial position, one side support plate of each rotating module and the embodiment A central support plate of, supports the flexible screen together; Figure 8 is an incomplete cross-sectional view of the embodiment, the two bodies and the flexible screen to illustrate the side support plate and the central support plate of each rotating module when the two rotating modules are at the end position Avoid the flexible screen; Figure 9 is an incomplete cross-sectional view of the embodiment, the two bodies and the flexible screen, to illustrate the mating relationship between the two synchronization connectors of the embodiment and the central support plate. In the figure, the two rotating modules In the initial position; FIG. 10 is an incomplete cross-sectional view of the embodiment, the two bodies and the flexible screen, to illustrate the mating relationship between the two synchronization connecting parts and the central support plate, in the figure, the two rotating modules are terminated at the end position; FIG. 11 is an incomplete cross-sectional view for explaining the torsion unit of each rotation module of the embodiment, in which the two rotation modules are in the initial position; and FIG. 12 is an incomplete cross-sectional view for explaining the torsion unit of each rotation module of the embodiment, and the two rotation modules are in the end position in the figure.

100: hinge

1: pedestal

11: Curved chute

12: The first holding tank

2: Rotate the module

21: turret

211: Rotating section

211a: Sliding groove

211b: Sliding column

211c: inside end

211d: Outer end

212: connection segment

212a: connecting section body

212b: Torque unit

212c: shell

212d: Wheel and Axle Parts

212e: follower

212f: compression piece

212g: elastic part

212h: The first concave-convex structure

212i: The second concave-convex structure

213: Shaft

213a: Sliding part

213b: drive block

213c: Drive the convex part

22: Side support plate

3: Central support plate

31: accommodating groove

32: The second holding tank

4: Synchronization connector

41: The first connection part

42: The second connecting part

D1: front and rear direction

D2: Left and right direction

D3: Up and down direction

Claims (9)

A hinge suitable for being set between two bodies to provide a flexible screen together, the hinge comprising: A base extending along a front-to-back direction; Two rotating modules are respectively arranged on the left and right sides of the base along a left and right direction perpendicular to the front and rear direction and are respectively used for the installation of the two bodies. The two rotating modules can be in an initial position relative to the base Rotate between and a terminal position to link the two bodies in an unfolded state corresponding to the initial position and expand the flexible screen, and a folded state corresponding to the terminal position and the flexible screen folded inward Change between; and A central support plate extending along the front-rear direction and located above the base along a vertical direction perpendicular to the front-rear direction and the left-right direction. The central supporting plate is connected to the two rotating modules and can be controlled by the two rotating modules. The group drives to move in the up and down direction. When the two rotating modules are in the initial position, the central support plate is at a higher position and can support a support position of the flexible screen from below. When the two rotating modules are When rotating to the end position, the central support plate moves down to a lower position and can avoid the flexible screen. The hinge according to claim 1, wherein each rotation module includes a turret that can rotate relative to the base and is used for the installation of the corresponding body, and is connected between the turret and the base and One side support plate that can be driven by the turret to rotate relative to the base. The two side support plates are located on both sides of the central support plate. When the two rotary modules are in the initial position, the two rotary modules The side support plate and the central support plate can jointly support the flexible screen. When the two rotating modules are at the end position, the side support plates of the two rotating modules avoid the flexible screen and are connected with the central support The boards jointly define a screen accommodating space. The hinge according to claim 2, wherein the rotating frame of each rotating module has two rotating sections respectively rotatably arranged at both ends of the base in the front-to-rear direction, and are connected to extend along the front-to-rear direction Between the two rotating sections and together with the two rotating sections, it surrounds a connecting section of the corresponding side support plate, and the connecting section is connected to the corresponding side support plate and drives the corresponding side support plate to rotate. The hinge according to claim 3, wherein the rotating frame of each rotating module further has two rotating shaft members extending in the front-to-rear direction and respectively disposed at the two rotating sections and rotatably disposed at both ends of the base , The rotating shaft members of the two rotating modules can drive the central support plate to move between the support position and the retreat position. The hinge according to claim 4, wherein each shaft member has a driving protrusion extending toward the central support plate along the front-rear direction, and the central support plate has a drive corresponding to the shaft members accommodating the two rotating modules The convex portion has a plurality of accommodating grooves. When the two rotating modules rotate between the initial position and the end position, the convex portions of the rotating shaft members of the two rotating modules move up and down to drive the central support plate Move between the supporting position and the avoiding position. The hinge according to claim 5, wherein the driving protrusions of the rotating shaft members of the two rotating modules are opposite to each other along the left and right direction, and the hinge further includes a hinge disposed between the base and the central support plate and respectively located in the The two synchronous connecting pieces at the front and rear ends of the central support plate extend obliquely along the front-rear direction and the up-down direction, and each synchronous connecting piece has a second connecting piece extending in the left-right direction and arranged on the base. A connecting portion, and a second connecting portion extending along the left-right direction and provided on the central support plate, the base has two first accommodating grooves respectively corresponding to the first connecting portions of the two synchronization connecting pieces , The central support plate has two second accommodating grooves respectively corresponding to the second connecting portions of the two synchronization connecting members, one of the first accommodating groove and the second accommodating groove It is a sliding groove for the corresponding first connecting portion or the corresponding second connecting portion to slide along the front-to-rear direction. The hinge according to claim 4, wherein the side support plates of the two rotating modules are pivotally connected to the base, and the pivot position of the side support plates of the two rotating modules and the base is at The left and right directions are located outside of the central axis of rotation of the rotating shaft members of the two rotating modules. When the two rotating modules are located at the end position, the side support plates of the two rotating modules and the central support plate jointly define The cross section of the screen accommodating space facing the front-to-rear direction has a narrow top and a wide bottom. The hinge according to claim 4, wherein each rotating shaft member has a sliding portion corresponding to the corresponding rotating section, and each rotating section is formed along the front and rear direction and is relatively slidable but non-rotatably accommodating. A sliding groove of the sliding portion of the rotating shaft member, and a sliding column formed along the front-to-rear direction, the base also has a sliding column slidably accommodating the rotating sections of the rotating modules and a plurality of arc-shaped sliding columns When the two rotating modules are in the initial position, the sliding groove extends in the left and right direction. The sliding groove has an inner end located on the inner side and an outer end located on the outer side. When the rotating module is at the initial position, the sliding part is located at the outer end, and when the two rotating modules are at the end position, the sliding part is located at the inner end. The hinge according to claim 4, wherein the connecting section of each rotating module has a connecting section body extending in the front-to-rear direction and connected between the two rotating sections, and is provided on the connecting section body and connected to At least one torsion unit of the corresponding side support plate, the torsion unit has a housing provided in the body of the connecting section, is provided in the housing and can be connected to and linked with the corresponding side support plate, and is parallel to the housing with respect to the housing. A follower that rotates the axis in the front-to-rear direction, a pressing member that is slidably provided in the housing along the front-rear direction and opposes the follower in the front-to-rear direction, and is provided in the housing An elastic member between the side surface and the bottom pressing member and used to push the pressing member toward the driven member to make the two contact, the driven member has a first concave-convex structure facing the pressing member, the The pressing member has a second concave-convex structure corresponding to the first concave-convex structure. When the rotating modules are in at least one predetermined position between the initial position and the end position, the first concave-convex structure and the The second concave-convex structures are concave-convex matched with each other.

Images