TW202130253A - Foldable electronic device - Google Patents

Abstract

An foldable electronic device including two bodies, a base, a hinge mechanism, two supporting elements and a flexible screen is provided. The base includes two protrusions. The body is rotatably connected to the base through the hinge mechanism. The supporting element is disposed in the body and connected to the hinge mechanism. The supporting element is disposed corresponding to the protrusion. The protrusion is located on the movement path of the supporting element. The flexible screen includes two display areas and a bendable display area located between the two display areas. The display area is disposed on the body. The bendable display area contacts the supporting element. When the two bodies are in a closed state, the bendable display area is clamped between the two supporting elements and is bent, and the supporting element is separated from the protrusion. When the two bodies are converted to an opened state, the supporting element moves randomly until it touches the protrusion, and the bendable display area is supported by the two supporting elements to expand flatly.

Description

Folding electronic device

The present invention relates to a foldable electronic device, and more particularly to a foldable electronic device with a flexible screen.

With the development of display technology, flexible screen technology has matured day by day. In recent years, major electronics manufacturers have actively invested in the development and application of flexible screens. Take flexible screens integrated in folding electronic devices such as displays, smart phones, tablets or notebooks as examples. The common design styles are outward folding design and inward folding design. The so-called outward folding design refers to the design where the display surface of the folded flexible screen faces outward, and the so-called inward folding design refers to the design where the display face of the folded flexible screen faces inward.

Generally speaking, a flexible screen can be divided into two display areas and a bendable display area. The two display areas are respectively fixed to the two bodies of the foldable electronic device, and the bendable display area is located in the two display areas. between. As far as the internal folding design is concerned, when the flexible screen is bent, its bendable display area will bend. How to avoid the bendable display area from being squeezed and damaged by the two bodies during bending has become an urgent need. Issues resolved.

The invention provides a foldable electronic device, which can reduce the risk of damage to a flexible screen.

The present invention provides a foldable electronic device, which includes two bodies, a base, at least one hinge mechanism, two supports, and a flexible screen. The base includes at least two protrusions arranged oppositely. The two bodies are rotatably connected to the base through at least one hinge mechanism. The two supporting members are respectively arranged in the two bodies, and the two supporting members are connected with at least one hinge mechanism. Each supporting member is arranged corresponding to a protrusion. Each protrusion is located on the movement path of a corresponding support member. The flexible screen includes two display areas and a bendable display area located between the two display areas. The two display areas are respectively arranged on the two bodies. The bendable display area contacts the two support members. When the two bodies are in a closed state, the bendable display area is clamped between the two support members and bends, and the two support members are separated from at least two protrusions. When the two bodies are converted to an unfolded state, the two supporting members respectively move with the two bodies until they contact at least two protrusions, and the bendable display area is supported by the two supporting members to expand flat.

In an embodiment of the present invention, the above-mentioned foldable electronic device further includes two torsion springs, which are respectively disposed on the two supporting members. Each torsion spring connects at least one hinge mechanism with a corresponding support member.

In an embodiment of the present invention, the above-mentioned at least one hinge mechanism includes a torsion base, two rotating parts, and two brackets. The torsion base is arranged on the base. The two rotating parts are pivotally connected to the torsion base and are interference fit, and the two rotating parts are engaged with each other. The two brackets are respectively arranged in the two bodies. Each bracket is connected with a corresponding rotating part. Each supporting member is pivotally connected to a corresponding bracket. Each torsion spring is connected to a corresponding bracket.

In an embodiment of the present invention, the aforementioned torsion seat includes two rotating shafts arranged side by side. Each rotating member includes a torsion hole and a slit communicating with the torsion hole. Each rotating shaft passes through a corresponding torsion hole and is an interference fit.

In an embodiment of the present invention, the above-mentioned at least one hinge mechanism includes a first rotating shaft, a second rotating shaft, a plurality of gear piece sets, and a plurality of torsion pieces. The second rotating shaft is arranged in parallel with the first rotating shaft. Each gear piece group includes a first gear piece and a second gear piece meshed with each other. The first rotating shaft passes through the first gear piece of each gear piece group, and the second rotating shaft passes through the second gear piece of each gear piece group. The first rotating shaft and the second rotating shaft pass through each torsion piece. These gear pieces are arranged alternately with these torsion pieces. The first gear piece and the second gear piece of each gear piece group are in surface contact with one of the torsion pieces.

In an embodiment of the present invention, the number of the above-mentioned at least one hinge mechanism is two. The two hinge mechanisms are arranged on opposite sides of the two bodies. The orthographic projection of the two hinge mechanisms on the two bodies and the orthographic projection of the flexible screen on the two bodies do not overlap each other.

In an embodiment of the present invention, the aforementioned base has at least two oppositely arranged grooves. At least two protrusions are respectively located in at least two grooves. When the two bodies are in a closed state, the two supporting members are located outside at least two grooves. When the two bodies are converted to the unfolded state, a part of each support member is located in a corresponding groove.

In an embodiment of the present invention, when the two bodies are in the closed state, a support surface of each support member is inclined to a display surface of a corresponding display area. When the two bodies are converted to the unfolded state, the support surface of each support member is parallel to the display surface of a corresponding display area.

The present invention provides a foldable electronic device, which includes two bodies, a base, at least one hinge mechanism, two supports, at least two links, and a flexible screen. The two bodies are rotatably connected to the base through at least one hinge mechanism. The two supporting pieces are respectively arranged in the two bodies, the two supporting pieces are connected to at least one hinge mechanism, and the two supporting pieces are respectively connected to both sides of the base through at least two connecting rods. The flexible screen includes two display areas and a bendable display area located between the two display areas. The two display areas are respectively arranged on the two bodies. The bendable display area contacts the two support members. When the two bodies are in a closed state, the bendable display area is clamped between the two supporting members and bends. When the two bodies are converted to an unfolded state, at least two connecting rods are respectively pressed against the two supporting members so that the two supporting members abut against the base, and the bendable display area is supported by the two supporting members to expand flat .

In an embodiment of the present invention, the aforementioned base has at least two oppositely arranged grooves. When the two bodies are in a closed state, the two supporting members are located outside at least two grooves. When the two bodies are converted to the unfolded state, a part of each support member is located in a corresponding groove.

Based on the foregoing, the foldable electronic device of the present invention includes two bodies, and the two bodies are rotatably connected to the base through a hinge mechanism, and the two supports are connected to the hinge mechanism. When the two bodies are in the closed state, the display area can be bent It is clamped between the two supports and bends. When the two bodies are converted to the unfolded state, the bendable display area is supported by the two supports and expands flatly, so as to avoid the flexibility of the flexible screen. The bending display area is squeezed and damaged by the two bodies.

In order to make the above-mentioned features and advantages of the present invention more comprehensible, the following specific embodiments are described in detail in conjunction with the accompanying drawings.

FIG. 1 is a three-dimensional schematic diagram of a foldable electronic device in a closed state according to an embodiment of the present invention. FIG. 2 is a three-dimensional schematic diagram of the foldable electronic device of FIG. 1 being converted to an unfolded state. FIG. 3 is a partial enlarged schematic diagram of the foldable electronic device of FIG. 1. Fig. 4 is a partial exploded schematic diagram of the foldable electronic device of Fig. 2. FIG. 5 is a schematic partial cross-sectional view of the foldable electronic device of FIG. 1. The first body 110 and the second body 120 in FIG. 1, FIG. 2, FIG. 3, and FIG. 5 are drawn with dashed lines to clearly show the positional relationship of the internal components. Please refer to FIG. 1, FIG. 2, FIG. 4, and FIG. 5. The foldable electronic device 100 of this embodiment may be a foldable electronic device with a flexible screen such as a display, a smart phone, a tablet computer, or a notebook computer. The foldable electronic device 100 includes a first body 110, a second body 120, a base 130, two hinge mechanisms 140, a first support 150A, a second support 150B, and a flexible screen 160. The first body 110 and the second body 120 are rotatably connected to the base 130 through two hinge mechanisms 140, and the two hinge mechanisms 140 are located on opposite sides of the first body 110 and the second body 120. It should be noted that the number of hinge mechanisms 140 in this embodiment is two as an example, but the present invention is not limited thereto. In other embodiments, the number of hinge mechanisms can also be a single one. Hereinafter, a single hinge mechanism 140 will be described in detail.

In detail, the base 130 includes two first protrusions 131 and two second protrusions 132 arranged opposite to each other. In other words, the two first protrusions 131 are located on one side of the base 130, and the two second protrusions 132 are located on the other side of the base 130. It is particularly noted that the number of the first protrusions 131 and the number of the second protrusions 132 in this embodiment are two as an example, but the present invention is not limited thereto. In other embodiments, the number of the first convex portion and the second convex portion can also be a single one, that is, the base includes two convex portions arranged oppositely. Hereinafter, a pair of the first protrusion 131 and the second protrusion 132 will be described in detail.

On the other hand, the first support 150A is disposed in the first body 110, and the second support 150B is disposed in the second body 120. Both the first support 150A and the second support 150B are connected to the hinge mechanism 140. The first support 150A is provided corresponding to the first protrusion 131, and the second support 150B is provided corresponding to the second protrusion 132. The first protrusion 131 is located on the movement path of the first support 150A, and the second protrusion 132 is located on the movement path of the second support 150B. In other words, two support members (the first support member 150A and the second support member 150B) are respectively disposed in the two bodies (the first body 110 and the second body 120), and each support member corresponds to a protrusion (One of the first protrusion 131 and the second protrusion 132) is provided, and each protrusion is located on the movement path of a corresponding support member.

5, the flexible screen 160 includes two display areas, a first display area 161 and a second display area 162, and a bendable display area 163. The bendable display area 163 is located between the first display area 161 and the second display area 163. Two display areas 162 Between the two display areas, the first display area 161 and the second display area 162 are respectively disposed on the first body 110 and the second body 120, and the bendable display area 163 contacts the first support 150A These two supporting pieces are the same as the second supporting piece 150B.

FIG. 6 is a partial cross-sectional schematic diagram of the foldable electronic device of FIG. 5 converted to a transition state. FIG. 7 is a schematic partial cross-sectional view of the foldable electronic device of FIG. 2. The first body 110 and the second body 120 in FIGS. 6 and 7 are drawn with dashed lines to clearly show the positional relationship of the internal components. Please refer to FIGS. 5-7, the first body 110 and the second body 120 shown in FIG. 5 are in a closed state, and the first body 110 and the second body 120 shown in FIG. 5 can be converted to the transition state shown in FIG. 6 , And then further transition to the unfolded state shown in Figure 7.

When the first body 110 and the second body 120 are in the closed state shown in FIG. 5, the bendable display 163 is clamped between the first support 150A and the second support 150B and bends, and the first The support 150A is separated from the first protrusion 131, and the second support 150B is separated from the second protrusion 132. When the first body 110 and the second body 120 are converted from the closed state shown in FIG. 5 to the expanded state shown in FIG. 7, the first support member 150A and the second support member 150B follow the first body 110 and the second body respectively. The 120 moves until it contacts the first protrusion 131 and the second protrusion 132 respectively, and the bendable display area 163 is supported by the first support 150A and the second support 150B to expand flat. Accordingly, the foldable electronic device 100 of the present invention can prevent the bendable display area 163 of the flexible screen 160 from being crushed by the first body 110 and the second body 120 from being damaged.

In this embodiment, the base 130 has two opposite first grooves 133 and two second grooves 134, wherein each first protrusion 131 is located in a corresponding first groove 133, and Each second protrusion 132 is located in a corresponding second groove 134. It should be noted that the number of the first groove 133 and the number of the second groove 134 in this embodiment is two as an example, but the present invention is not limited thereto. In other embodiments, the number of the first groove and the second groove may be a single one. Hereinafter, a single first groove 133 and a single second groove 134 are described in detail.

The first supporting member 150A has a first supporting surface 151A for contacting and supporting the bendable display area 163, and the second supporting member 150B has a second supporting surface 151B for contacting and supporting the bendable display area 163.

The foldable electronic device 100 further includes two first torsion springs 170A and two second torsion springs 170B respectively disposed on the first support 150A and the second support 150B. Each first torsion spring 170A connects the hinge mechanism 140 and the first support 150A, and each second torsion spring 170B connects the hinge mechanism 140 and the second support 150B. It should be noted that the number of the first torsion spring 170A and the second torsion spring 170B in this embodiment is two as an example, but the present invention is not limited thereto. In other embodiments, the number of the first torsion spring and the second torsion spring may be a single one. Hereinafter, a single first torsion spring 170A and a single second torsion spring 170B will be described in detail.

When the first body 110 and the second body 120 are in the closed state shown in FIG. 5, the first support 150A and the second support 150B are located outside the first groove 133 and the second groove 134, respectively. At this time, the first support surface 151A of the first support 150A is inclined to the first display surface 161a of the first display area 161, and the second support surface 151B of the second support 150B is inclined to the second display area 162 Display surface 162a. The first torsion spring 170A is not compressed by the first support 150A, and the second torsion spring 170B is not compressed by the second support 150B.

When the first body 110 and the second body 120 are in the transition state shown in FIG. 6, a part of the first support 150A is located in the first groove 133 and contacts the first protrusion 131, and the second support 150B A part of is located in the second groove 134 and is in contact with the second protrusion 132.

During the transition of the first body 110 and the second body 120 from the transition state shown in FIG. 6 to the expanded state shown in FIG. 7, the first support 150A rotates relative to the first body 110, and the second support 150B is opposite The second body 120 rotates. When the first body 110 and the second body 120 are in the expanded state shown in FIG. 7, a part of the first support 150A is located in the first groove 133, and a part of the second support 150B is located in the second groove 134 . At this time, the first support surface 151A of the first support 150A is parallel to the first display surface 161a of the first display area 161, and the second support surface 151B of the second support 150B is parallel to the second display area 162 Two display surface 162a. The first torsion spring 170A is squeezed by the first support 150A to generate elastic deformation, and the second torsion spring 170B is squeezed by the second support 150B to generate elastic deformation.

Once the first support 150A is separated from the first protrusion 131 and the second support 150B is separated from the second protrusion 132, the elastic restoring force of the first torsion spring 170A is released, and the first torsion spring 170A drives the first torsion spring 170A. A support 150A rotates so that the first support surface 151A is inclined to the first display surface 161a, and the elastic restoring force of the second torsion spring 170B is released. The second torsion spring 170B drives the second support 150B to rotate, so that the The two supporting surfaces 151B are inclined to the second display surface 162a.

FIG. 8 is a schematic top view of the foldable electronic device of FIG. 2. The first body 110 and the second body 120 in FIG. 8 are drawn with dashed lines to clearly show the positional relationship of the components. 4, 5 and 8, the orthographic projection of the two hinge mechanisms 140 on the first body 110 and the second body 120 and the flexible screen 160 of the present embodiment are on the first body 110 and the second body 120 The orthographic projections do not overlap each other. Accordingly, the foldable electronic device 100 of the present invention can prevent the bendable display area 163 of the flexible screen 160 from being squeezed by the two hinge mechanisms 140 when the first body 110 and the second body 120 are relatively unfolded or closed. And damage.

FIG. 9 is an enlarged schematic diagram of part A of the foldable electronic device of FIG. 4. Please refer to FIGS. 4, 7 and 9, the hinge mechanism 140 of this embodiment includes a torsion base 141, a first rotating member 142, a second rotating member 143, a first bracket 144 and a second bracket 145.

The torsion seat 141 is disposed on the base 130, and the torsion seat 141 includes a first rotating shaft 141a and a second rotating shaft 141b arranged side by side, and the rotating shaft centers of the first rotating shaft 141a and the second rotating shaft 141b are parallel to each other. The first rotating member 142 includes a first torsion hole 142a, a first slit 142b connected to the first torsion hole 142a, and a first tooth portion 142c, and the second rotating member 143 includes a second torsion hole 143a and a second torsion hole 143a. The second slit 143b and the second tooth 143c. The first rotating shaft 141a passes through the first torsion hole 142a and is an interference fit, and the second rotating shaft 141b passes through the second torsion hole 143a and is an interference fit. The first tooth portion 142c and the second tooth portion 143c mesh with each other. In other words, the first rotating member 142 and the second rotating member 143 are pivotally connected to the torsion base 141 and are interference fit, and the first rotating member 142 and the second rotating member 143 are engaged with each other.

The first bracket 144 and the second bracket 145 are respectively disposed in the first body 110 and the second body 120. The first bracket 144 is connected to the first rotating member 142, and the second bracket 145 is connected to the second rotating member 143. The first support 150A is pivotally connected to the first support 144, and the second support 150B is pivotally connected to the second support 145. The first torsion spring 170A is connected to the first bracket 144, and the second torsion spring 170B is connected to the second bracket 145.

FIG. 10 is a three-dimensional schematic diagram of a foldable electronic device in a closed state according to another embodiment of the present invention. FIG. 11 is a three-dimensional schematic diagram of the foldable electronic device of FIG. 10 converted to an unfolded state. FIG. 12 is a partial enlarged schematic diagram of the foldable electronic device of FIG. 10. Fig. 13 is a partial exploded schematic diagram of the foldable electronic device of Fig. 11. FIG. 14 is an enlarged schematic diagram of part B of the foldable electronic device of FIG. 13. FIG. 15 is a schematic partial cross-sectional view of the foldable electronic device of FIG. 10. FIG. 16 is a schematic partial cross-sectional view of the foldable electronic device of FIG. 11. The first body 110 and the second body 120 in FIGS. 10 to 12 and 14 to 16 are drawn in dashed lines, and the parts of the first link 280A and the second link 280B in FIG. 14 are drawn in dashed lines. To clearly show the positional relationship of each component. The flexible screen 160 in FIG. 15 and FIG. 16 is drawn with a dotted line to clearly show the positional relationship of the internal components. The components of the foldable electronic device 200 of this embodiment that are the same as those of the foldable electronic device 100 of the previous embodiment use the same symbols, and will not be repeated here.

10-13, the foldable electronic device 200 of this embodiment includes a base 230, two hinge mechanisms 240, a first support 250A, a second support 250B, a first link 280A, and a second link 280B.

The hinge mechanism 240 includes a torsion base 241. The torsion base 241 includes a first rotating shaft 241a and a second rotating shaft 241b arranged side by side. The first support member 250A is pivotally connected to one end of the first link 280A, and the second support member 250B is pivotally connected to one end of the second link 280B. In other words, the first support member 250A and the second support member 250B are connected to both sides of the base 230 through the first link 280A and the second link 280B, respectively. The other end of the first link 280A is pivotally connected to the first shaft 241a, and the other end of the second link 280B is pivotally connected to the second shaft 241b.

14-16, when the first body 110 and the second body 120 are in the closed state shown in FIG. 15, the bendable display area 163 is clamped between the first support member 250A and the second support member 250B And produce bending. When the first body 110 and the second body 120 are converted to the unfolded state shown in FIG. 16, the first link 280A and the second link 280B are pressed against the first support 250A and the second support 250B, respectively, so that the first The supporting member 250A and the second supporting member 250B abut against the base 230, and the bendable display area 163 is supported by the first supporting member 250A and the second supporting member 250B to expand flat. Accordingly, the foldable electronic device 200 of the present invention can prevent the bendable display area 163 of the flexible screen 160 from being squeezed by the first body 110 and the second body 120 from being damaged.

Fig. 17 is a perspective schematic view of a hinge mechanism according to another embodiment of the present invention. Fig. 18 is an exploded schematic diagram of the hinge mechanism of Fig. 17. Fig. 19 is an enlarged schematic view of part C of the hinge mechanism of Fig. 18. Please refer to FIGS. 17 to 19, the hinge mechanism 340 of this embodiment includes a first rotating shaft 341 a, a second rotating shaft 341 b, a plurality of gear piece groups 346 and a plurality of torsion pieces 347. The second rotating shaft 341b is arranged in parallel with the first rotating shaft 341a. Each gear piece group 346 includes a first gear piece 346a and a second gear piece 346b that are meshed with each other. The first rotating shaft 341 a passes through the first gear piece 346 a of each gear piece group 346, and the second rotating shaft 341 b passes through the second gear piece 346 b of each gear piece group 346. The first rotating shaft 341 a and the second rotating shaft 341 b penetrate through each torsion piece 347. Each torsion piece 347 has a first convex surface 347a and a second convex surface 347b. The gear piece groups 346 and the torsion pieces 347 are alternately arranged. The first gear piece 346a of each gear piece group 346 is in surface contact with the first convex surface 347a of a corresponding torsion piece 347, and the second gear piece 346b of each gear piece group 346 is in surface contact with the first protruding surface 347a of a corresponding torsion piece 347. Two convex surfaces 347b. In particular, the dimensions of the first gear piece 346a, the second gear piece 346b, and the torsion piece 347 can be adjusted according to the overall thickness required by the electronic device. In addition, the thickness of the first gear piece 346a, the second gear piece 346b, and the torsion piece 347 can be adjusted according to the required torque, and the present invention is not particularly limited. For example, by increasing the number of torsion plates 347 or the thickness in the axial direction, the torsion force provided to the hinge mechanism 140 can be increased. Conversely, by reducing the number of torsion plates 347 or the thickness in the axial direction, the torsion force provided to the hinge mechanism 140 can be reduced.

In summary, the foldable electronic device of the present invention includes a first body and a second body, and the first body and the second body are rotatably connected to the base through a hinge mechanism, and the first support member and the second support member are connected to the hinge Mechanism, when the first body and the second body are in the closed state, the bendable display area is clamped between the first support and the second support and bends, when the first body and the second body are switched to In the unfolded state, the bendable display area is supported by the first support member and the second support member to expand flat, so as to prevent the bendable display area of the flexible screen from being squeezed by the first body and the second body. damage.

In addition, in the foldable electronic device of the present invention, the orthographic projection of the two hinge mechanism on the first body and the second body and the orthographic projection of the flexible screen on the first body and the second body do not overlap each other, so it can avoid The bendable display area is squeezed and damaged by the two hinge mechanisms when the first body and the second body are relatively expanded or closed.

Although the present invention has been disclosed in the above embodiments, it is not intended to limit the present invention. Anyone with ordinary knowledge in the relevant technical field can make some changes and modifications without departing from the spirit and scope of the present invention. The protection scope of the present invention shall be subject to those defined by the attached patent application scope.

100, 200: Folding electronic device 110: First Body 120: Second Body 130, 230: pedestal 131: The first protrusion 132: The second protrusion 133: The first groove 134: The second groove 140, 240, 340: hinge mechanism 141, 241: Torque Block 141a, 241a, 341a: the first shaft 141b, 241b, 341b: second shaft 142: The first rotating part 142a: The first torsion hole 142b: first slit 142c: first tooth 143: The second rotating part 143a: second torsion hole 143b: second slit 143c: second tooth 144: The first bracket 145: second bracket 346: Gear Piece Set 346a: first gear piece 346b: second gear piece 347: Torque 347a: The first convex surface 347b: second convex surface 150A, 250A: the first support 151A: The first support surface 150B, 250B: second support 151B: second support surface 160: Flexible screen 161: The first display area 161a: The first display surface 162: Second display area 162a: Second display surface 163: Bendable display area 170A: the first torsion spring 170B: second torsion spring 280A: first link 280B: second link A, B, C: part

FIG. 1 is a three-dimensional schematic diagram of a foldable electronic device in a closed state according to an embodiment of the present invention. FIG. 2 is a three-dimensional schematic diagram of the foldable electronic device of FIG. 1 being converted to an unfolded state. FIG. 3 is a partial enlarged schematic diagram of the foldable electronic device of FIG. 1. Fig. 4 is a partial exploded schematic diagram of the foldable electronic device of Fig. 2. FIG. 5 is a schematic partial cross-sectional view of the foldable electronic device of FIG. 1. FIG. 6 is a partial cross-sectional schematic diagram of the foldable electronic device of FIG. 5 converted to a transition state. FIG. 7 is a schematic partial cross-sectional view of the foldable electronic device of FIG. 2. FIG. 8 is a schematic top view of the foldable electronic device of FIG. 2. FIG. 9 is an enlarged schematic diagram of part A of the foldable electronic device of FIG. 4. FIG. 10 is a three-dimensional schematic diagram of a foldable electronic device in a closed state according to another embodiment of the present invention. FIG. 11 is a three-dimensional schematic diagram of the foldable electronic device of FIG. 10 converted to an unfolded state. FIG. 12 is a partial enlarged schematic diagram of the foldable electronic device of FIG. 10. Fig. 13 is a partial exploded schematic diagram of the foldable electronic device of Fig. 11. FIG. 14 is an enlarged schematic diagram of part B of the foldable electronic device of FIG. 13. FIG. 15 is a schematic partial cross-sectional view of the foldable electronic device of FIG. 10. FIG. 16 is a schematic partial cross-sectional view of the foldable electronic device of FIG. 11. Fig. 17 is a perspective schematic view of a hinge mechanism according to another embodiment of the present invention. Fig. 18 is an exploded schematic diagram of the hinge mechanism of Fig. 17. Fig. 19 is an enlarged schematic view of part C of the hinge mechanism of Fig. 18.

100: Folding electronic device

110: First Body

120: Second Body

130: Pedestal

132: The second protrusion

134: The second groove

140: Hinge mechanism

141: Torque Block

141a: The first shaft

141b: second shaft

142: The first rotating part

142c: first tooth

143: The second rotating part

143c: second tooth

144: The first bracket

145: second bracket

150A: the first support

150B: second support

170B: second torsion spring

Claims (16)

A foldable electronic device, including: Two body A base, including at least two protruding parts arranged oppositely; At least one hinge mechanism, wherein the two bodies are rotatably connected to the base through the at least one hinge mechanism; Two supporting members are respectively arranged in the two bodies, wherein the two supporting members are connected to the at least one hinge mechanism, and each supporting member is provided corresponding to a protruding portion, and each protruding portion is located on a corresponding one of the supporting members. On the path of the piece; and A flexible screen including two display areas and a bendable display area located between the two display areas, wherein the two display areas are respectively arranged on the two bodies, and the bendable display area contacts the two supporting members , When the two bodies are in a closed state, the bendable display area is clamped between the two supporting parts and bends, and the two supporting parts are separated from the at least two protrusions. When the two bodies are switched When reaching an unfolded state, the two support members move with the two bodies until they contact the at least two protrusions, and the bendable display area is supported by the two support members to expand flat. The foldable electronic device according to claim 1, which further includes: Two torsion springs are respectively arranged on the two support members, and each of the torsion springs connects the at least one hinge mechanism with a corresponding support member. The foldable electronic device according to claim 2, wherein the at least one hinge mechanism includes: A torsion seat, set on the base; Two rotating parts, pivotally connected to the torsion base and in interference fit, wherein the two rotating parts are engaged with each other; and Two brackets are respectively arranged in the two bodies, wherein each of the brackets is connected to a corresponding one of the rotating parts, each of the supporting parts is pivotally connected to a corresponding one of the brackets, and each of the torsion springs is connected to a corresponding one of the brackets. The foldable electronic device according to claim 3, wherein the torsion base includes two rotating shafts arranged side by side, and each rotating member includes a torsion hole and a slit communicating with the torsion hole, wherein each of the rotating shafts penetrates Corresponding to the torsion hole and interference fit. The foldable electronic device according to claim 1, wherein the at least one hinge mechanism includes: A first rotating shaft; A second rotating shaft arranged in parallel with the first rotating shaft; A plurality of gear piece sets, wherein each of the gear piece sets includes a first gear piece and a second gear piece that are meshed with each other, the first rotating shaft passes through the first gear piece of each gear piece set, And the second rotating shaft passes through the second gear piece of each gear piece set; and A plurality of torsion plates, wherein the first rotating shaft and the second rotating shaft pass through each torsion plate, the gear plate groups and the torsion plates are alternately arranged, and the first gear plate of each gear plate group The second gear piece is in surface contact with one of the torsion pieces. The foldable electronic device according to claim 1, wherein the number of the at least one hinge mechanism is two, the two hinge mechanisms are arranged on opposite sides of the two bodies, and the two hinge mechanisms are on the right side of the two bodies. The projection and the orthographic projection of the flexible screen on the two bodies do not overlap each other. The foldable electronic device according to claim 1, wherein the base has at least two oppositely arranged grooves, and the at least two protrusions are respectively located in the at least two grooves, when the two bodies are in the closed state The two supporting members are located outside the at least two grooves, and when the two bodies are converted to the unfolded state, a part of each supporting member is located in a corresponding one of the grooves. The foldable electronic device according to claim 1, wherein when the two bodies are in the closed state, a support surface of each support member is inclined to a corresponding display surface of the display area, and when the two bodies are switched In the unfolded state, the supporting surface of each supporting member is parallel to the corresponding display surface of the display area. A foldable electronic device, including: Two body A pedestal At least one hinge mechanism, wherein the two bodies are rotatably connected to the base through the at least one hinge mechanism; Two supporting members are respectively arranged in the two bodies, wherein the two supporting members are connected to the at least one hinge mechanism; At least two connecting rods, wherein the two support members are respectively connected to two sides of the base through the at least two connecting rods; and A flexible screen including two display areas and a bendable display area located between the two display areas, wherein the two display areas are respectively arranged on the two bodies, and the bendable display area contacts the two supporting members , When the two bodies are in a closed state, the bendable display area is clamped between the two supports and bends. When the two bodies are converted to an unfolded state, the at least two connecting rods are pressed against The two supporting parts make the two supporting parts abut against the base, and the bendable display area is supported by the two supporting parts to expand flat. The foldable electronic device according to claim 9, which further includes: Two torsion springs are respectively arranged on the two support members, and each of the torsion springs connects the at least one hinge mechanism with a corresponding support member. The foldable electronic device according to claim 10, wherein the at least one hinge mechanism includes: A torsion seat, set on the base; Two rotating parts, pivotally connected to the torsion base and in interference fit, wherein the two rotating parts are engaged with each other; and Two brackets are respectively arranged in the two bodies, wherein each of the brackets is connected to a corresponding one of the rotating parts, each of the supporting parts is pivotally connected to a corresponding one of the brackets, and each of the torsion springs is connected to a corresponding one of the brackets. The foldable electronic device according to claim 11, wherein the torsion base includes two rotating shafts arranged side by side, and each of the rotating members includes a torsion hole and a slit communicating with the torsion hole, wherein each of the rotating shafts penetrates Corresponding to the torsion hole and interference fit. The foldable electronic device according to claim 9, wherein the at least one hinge mechanism includes: A first rotating shaft; A second rotating shaft arranged in parallel with the first rotating shaft; A plurality of gear piece sets, wherein each of the gear piece sets includes a first gear piece and a second gear piece that are meshed with each other, the first rotating shaft passes through the first gear piece of each gear piece set, And the second rotating shaft passes through the second gear piece of each gear piece set; and A plurality of torsion plates, wherein the first rotating shaft and the second rotating shaft pass through each torsion plate, the gear plate groups and the torsion plates are alternately arranged, and the first gear plate of each gear plate group The second gear piece is in surface contact with one of the torsion pieces. The foldable electronic device according to claim 9, wherein the number of the at least one hinge mechanism is two, the two hinge mechanisms are arranged on opposite sides of the two bodies, and the two hinge mechanisms are on the right side of the two bodies. The projection and the orthographic projection of the flexible screen on the two bodies do not overlap each other. The foldable electronic device according to claim 9, wherein the base has at least two oppositely arranged grooves, and when the two bodies are in the closed state, the two supporting members are located outside the at least two grooves, and when the two When the body is converted to the unfolded state, a part of each support member is located in a corresponding groove. The foldable electronic device according to claim 9, wherein when the two bodies are in the closed state, a supporting surface of each of the supporting members is inclined to a corresponding display surface of the display area, and when the two bodies are switched In the unfolded state, the supporting surface of each supporting member is parallel to the corresponding display surface of the display area.

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