TWI817506B - Portable electric device - Google Patents

Abstract

A portable electronic device including a first body, a second body, and a hinge module is provided. The hinge module has a first connecting rod and a second connecting rod. The second body is pivotably connected to the second connecting rod. The second connecting rod is pivotably connected to the first connecting rod, the first connecting rod is pivotably connecting to the first body, and the first body is pivotably connecting to the second body. The first body and the second body are mutually unfolded or mutually folded by using the first connecting rod and the second connecting rod.

Description

portable electronic device

The present invention relates to an electronic device, and in particular to a thin portable electronic device.

Existing portable electronics, including tablets, laptops, and smartphones, all aim to be thinner. Among them, the development of notebook computers is the most difficult. The current solution for notebook computers is to abandon the CD-ROM drive and simplify the required slots, and use flash memory or solid-state drives to replace traditional hard drives, thereby achieving the goal of notebook computers The goal of lightweight and thin computers.

However, the notebook computer includes a display body, a logic body and a pivot module. The display body and the logic body are relatively unfolded through the pivot module. However, the size of the existing pivot module is difficult to reduce because of the pivot module. Torque specifications and volume dimensions are related to each other. The display body and logic body need to match the pivot module with specific torque specifications, which limits the thin development of notebook computers.

The invention provides a portable electronic device that uses a pivot module to enable a first The main body and the second main body are pivoted relative to each other and switched into an unfolding mode and a folding mode. In the folding mode, the pivot module is stored in the second main body to achieve the purpose of thinning.

The portable electronic device of the present invention includes a first body, a second body and a pivot module. The pivot module has a first connecting rod and a second connecting rod. Wherein, the second body is pivotally connected to the second link, the second link is pivotally connected to the first link, the first link is pivotally connected to the first body, and the first body is pivotally connected to the second body. The first body and the second body can unfold or fold with each other through the first connecting rod and the second connecting rod.

In an embodiment of the present invention, when the first body and the second body are folded with each other, the first link portion protrudes outside the first body and the second link portion protrudes outside the second body.

In an embodiment of the present invention, when the first body and the second body unfold each other, the first connecting rod and a bottom surface of the first body form a first included angle, and the second connecting rod and a top surface of the second body form a first included angle. The faces form a second included angle.

In an embodiment of the present invention, the first body has a first groove, and the second body has a second groove.

In an embodiment of the present invention, when the first body and the second body are folded with each other, the first link and the second link are respectively accommodated in the first groove and the second groove.

In an embodiment of the present invention, when the first body and the second body are unfolded from each other, the first connecting rod and the second connecting rod are away from the first groove and the second groove respectively.

In an embodiment of the present invention, the pivot module further includes a terminal structure arranged on the side of the second link.

In an embodiment of the present invention, when the first body and the second body are folded with each other, the terminal structure overlaps the second body.

In an embodiment of the present invention, when the first body and the second body are unfolded to each other, the terminal structure and the second body do not overlap.

In an embodiment of the present invention, the pivot module further includes a first rotating shaft, and the second body is pivotally connected to the second connecting rod through the first rotating shaft.

In an embodiment of the present invention, the pivot module further includes a second rotating shaft, and the second connecting rod is pivotally connected to the first connecting rod through the second rotating shaft.

In an embodiment of the present invention, the pivot module further includes a third rotating shaft, and the first connecting rod is pivotally connected to the first body through the third rotating shaft.

In an embodiment of the present invention, the pivot module further includes a fourth rotating shaft, and the first body is pivotally connected to the second body through the fourth rotating shaft.

In one embodiment of the present invention, the pivot module further includes a torsion member, which is disposed in the second link and is sleeved and in surface contact with at least one of the first rotating shaft and the second rotating shaft.

In one embodiment of the present invention, one end of the first connecting rod has a torsion arc, which is in surface contact with the second rotating shaft and penetrates an inner notch of the second connecting rod.

In an embodiment of the present invention, the other end of the first connecting rod has a torsion ring, which is sleeved and in surface contact with the third rotating shaft.

In an embodiment of the present invention, a first bracket is further included, which is sleeved on the first A rotating shaft is locked to the second body.

In an embodiment of the present invention, an auxiliary module is further included to connect the second body and the second connecting rod respectively.

In one embodiment of the present invention, the auxiliary module includes an auxiliary rotating shaft, the axis of which is coaxial with the axis of the first rotating shaft.

In an embodiment of the present invention, the auxiliary module includes a first auxiliary bracket, which is sleeved on the auxiliary rotating shaft and locked on the second body.

In one embodiment of the present invention, the auxiliary module includes a second auxiliary bracket, which is sleeved on the auxiliary rotating shaft and locked on the second link.

In one embodiment of the present invention, the auxiliary module includes a torsion spring, which is sleeved on the auxiliary rotating shaft, and its two ends respectively abut against the first auxiliary bracket and the second auxiliary bracket.

In an embodiment of the present invention, when the first body and the second body are folded with each other, the first auxiliary bracket and the second auxiliary bracket are flattened and moved away from each other, and the two ends of the torsion spring are respectively pushed to be flattened and moved away from each other.

In an embodiment of the present invention, when the first body and the second body unfold each other, the two ends of the torsion spring rotate close to each other, and push the first auxiliary bracket and the second auxiliary bracket respectively to rotate close to each other.

In an embodiment of the present invention, the first body includes a keyboard, and the second body includes a motherboard.

In an embodiment of the present invention, a first line is further included to couple the keyboard and the motherboard through the first body and the second body.

In an embodiment of the present invention, a second line is further included, through the second The body and the second connecting rod couple the motherboard and the terminal structure.

Based on the above, in the portable electronic device of the present invention, the first body and the second body are suitable for switching to the unfolded mode or the folded mode. The pivot module of the present invention is composed of a first link and a second link. The required torque can be dispersed to multiple positions and thereby reduce the overall thickness of the pivot module. When the first body and the second body are folded with each other, the first link and the second link enter the first groove respectively. and a second groove to achieve the goal of thinning the portable electronic device.

100: Portable electronic devices

110:First body

111: First groove

112:Keyboard

120:Second body

121: Second groove

122: Motherboard

1221:First line

1222: Second line

123:Display panel

130:Pivot Module

131:First connecting rod

1311: Torque ring

1312: Torque arc

132:Second connecting rod

1321:Side

1322:Inside gap

133:Terminal structure

134:Third axis

135:First axis

136:Second axis

140:The fourth axis

150: Torque parts

160:First bracket

170:Auxiliary module

171: Auxiliary shaft

172:First auxiliary bracket

173: Torsion spring

1731:end

174:Second auxiliary bracket

A1: The first included angle

A2: The second included angle

A3: The third included angle

BS: Bottom

E1, E2: side edge

PD: horizontal direction

TS: top surface

1A is a perspective view of a portable electronic device in a stored state according to an embodiment of the present invention.

FIG. 1B is an exploded schematic diagram of the portable electronic device of FIG. 1A .

FIG. 1C is a perspective view of the portable electronic device of FIG. 1A from another angle.

FIG. 1D is an exploded schematic diagram of the portable electronic device of FIG. 1C .

FIG. 1E is an enlarged schematic diagram of some components of the portable electronic device in FIG. 1B .

FIG. 2A is a schematic side view of the portable electronic device of FIG. 1A .

FIG. 2B is a schematic top view of the portable electronic device of FIG. 1A .

FIG. 2C is a schematic top view of the working state of the portable electronic device in FIG. 1A .

FIG. 3A is a schematic cross-sectional view of the portable electronic device in FIG. 2B in a stowed state along line A-A.

FIG. 3B is a cross-sectional view of the portable electronic device of FIG. 3A unfolded at a first angle. Figure.

FIG. 3C is a schematic cross-sectional view of the portable electronic device of FIG. 3A unfolded at a second angle.

FIG. 3D is a schematic cross-sectional view of the portable electronic device in FIG. 2B in a stowed state along line B-B.

Referring to FIG. 1A and FIG. 2C , the portable electronic device 100 of the present invention is, for example, a notebook computer. The portable electronic devices 100 are pushed by external forces to fold or unfold each other, so that the portable electronic devices 100 can be switched to a storage state to facilitate reduction in size, or to be switched to a working state for use.

Referring to FIGS. 1A to 1E , the portable electronic device 100 of the present invention includes a first body 110 , a second body 120 and a pivot module 130 .

Referring to FIG. 1B and FIG. 1D , the first body 110 has a first groove 111 , and the first groove 111 is recessed and formed on a bottom surface BS of the first body 110 . The second body 120 is pivotally connected to one end of the first body 110 and has a second groove 121 . The second groove 121 is recessed and formed on a top surface TS of the second body 120 .

Referring to FIG. 1A , FIG. 1C and FIG. 3A , the pivot module 130 is connected to the first body 110 and the second body 120 and has a first connecting rod 131 and a second connecting rod 132 . The first link 131 is pivotally connected to the first body 110 and is partially located in the first groove 111 . The second link 132 is pivotally connected to the first link 131 and the second body 120 respectively, and is partially located in the second groove 121 . The first body 110 and the second body 120 pass through the pivot The modules 130 can be unfolded or folded with each other.

Referring to FIG. 3A and FIG. 3D , when the first body 110 and the second body 120 are folded with each other to switch to the stowed state, the first link 131 and the second link 132 are stowed in the first groove 111 and the second groove respectively. 121, thereby partially hiding the pivot module 130 in the first body 110 and the second body 120, thereby reducing the thickness of the portable electronic device 100.

Referring to FIGS. 3A to 3C , when the first body 110 and the second body 120 unfold each other to switch to the working state, the first link 131 pivots relative to the first body 110 and away from the first groove 111 , and the second link 131 pivots relative to the first body 110 and away from the first groove 111 . 132 pivots relative to the second body 120 and away from the second groove 121 . In short, the first connecting rod 131 and the second connecting rod 132 are deployed from the first groove 111 and the second groove 121 respectively, so that the first connecting rod 131 and the bottom surface BS of the first body 110 form a first included angle A1 , the second connecting rod 132 and the top surface TS of the second body 120 form a second included angle A2, and a third included angle A3 is formed between the first body 110 and the second body 120.

Referring to Figures 1A, 1C and 3A, when the first body 110 and the second body 120 are in the stowed state, the first link 131 partially protrudes outside the first body 110 along a horizontal direction PD, and the second link 131 The PD portion 132 protrudes outside the second body 120 along the horizontal direction.

Referring to FIG. 1A and FIG. 1C , the pivot module 130 has a plurality of terminal structures 133 , which are respectively arranged on two opposite side surfaces 1321 of the second link 132 . In this embodiment, a single terminal structure 133 is installed on both sides 1321 of the second link 132 respectively, and each terminal structure 133 is located at the end of the second link 132 away from the second body 120 . end, when the first body 110 and the second body 120 are folded with each other, the two terminal structures 133 protrude outside the second body 120 . In this way, when the portable electronic device 100 is in a stored state, a flash drive or other electronic components can still be directly inserted into the corresponding terminal structure 133 , thereby improving convenience.

Referring to FIG. 2A , in the preferred embodiment, any side surface 1321 of the second link 132 is suitable for mounting a plurality of terminal structures 133 . When the first body 110 and the second body 120 are folded with each other, part of the plurality of terminal structures 133 overlaps the second body 120 and is hidden in the second groove 121 , thereby preventing external dust from accumulating on each terminal structure 133 . Referring to FIG. 3C , when the first body 110 and the second body 120 are unfolded from each other, the plurality of terminal structures 133 protrudes out of the second body 120 along with the second link 132 . In this way, when the portable electronic device 100 In the working state, insert the flash drive or other electronic components into the corresponding terminal structure 133 .

Referring to FIGS. 1E , 2B and 3D , the pivot module 130 includes a third rotating shaft 134 , two first rotating shafts 135 and two second rotating shafts 136 . The third rotating shaft 134 is rotatably passed through the first body 110 and the first connecting rod 131 , the two first rotating shafts 135 are arranged in the second connecting rod 132 , and the two second rotating shafts 136 are fixedly located away from the second connecting rod 132 One end of each first rotating shaft 135 .

Referring to FIGS. 3A to 3C , a fourth rotating shaft 140 is rotatably inserted through the first body 110 and the second body 120 . The fourth rotating shaft 140 is located between the third rotating shaft 134 and each first rotating shaft 135 . Wherein, the second body 120 and the first body 110 are adapted to relatively pivot along the fourth rotation axis 140, and then switch to the storage state (see Figure 3A and Figure 1A) or the working state (see Figure 3C and Figure 2C).

Referring to FIG. 3D , the third rotating shaft 134 contacts a torsion ring 1311 of the first link 131 to provide torsion to the first link 131 , thereby maintaining the first included angle A1 between the first link 131 and the first body 110 . Referring to FIGS. 3A to 3C , when the first body 110 rotates relative to the first link 131 , the torsion ring 1311 of the first link 131 rubs against the third rotating shaft 134 to generate torsion.

Referring to FIG. 1E , FIG. 2B and FIG. 3D , the portable electronic device 100 includes two torsion members 150 and two first brackets 160 . Each torsion member 150 is located in the second connecting rod 132 and sleeved on the corresponding first rotating shaft 135 and the second rotating shaft 136 . The two first brackets 160 are respectively sleeved on the two first rotating shafts 135 and locked on the second body 120 . In this embodiment, each torsion member 150 is in surface contact with the first rotating shaft 135 and the second rotating shaft 136 to provide torsion force to the second connecting rod 132 to maintain the second included angle between the second connecting rod 132 and the second body 120 A2.

3A to 3C, when the second body 120 rotates relative to the second link 132, the second body 120 drives the first rotating shaft 135 to rotate relative to the two torsion members 150 through the two first brackets 160, and each torsion member 150 rubs Each first rotating shaft 135 is used to generate torsion.

Referring to FIGS. 3A to 3D , one end of the first connecting rod 131 away from the first body 110 and the torsion ring 1311 has two torsion arcs 1312 . The two torsion arcs 1312 slidably penetrate the inner notch 1322 of the second connecting rod 132 and are in surface contact with the two second rotating shafts 136 . When the first link 131 is deployed relative to the second link 132, the two torsion arcs 1312 of the first link 131 respectively rub the two second rotating shafts 136 to generate torsion.

In other embodiments, one end of the first connecting rod has a torsion arc, and the surface contact Contacting the second rotating shaft and penetrating an inner gap of the second connecting rod.

Referring to FIGS. 1A and 1C , in this embodiment, the pivot module 130 distributes the required torque to the third rotating shaft 134 , the first rotating shaft 135 and the second rotating shaft 136 , thereby reducing the required diameter of each axis. size, and the pivot module 130 is connected at the center of the first body 110 and the second body 120, thereby reducing the thickness of the two side edges E1 of the first body 110 and the two side edges E2 of the second body 120.

In other embodiments, the pivot module provides torque through one of the third rotating shaft, the first rotating shaft, and the second rotating shaft to maintain the working state and the stowed state of the first body and the second body. For example, if there is torsion on the third rotating axis of the pivot module, but no torsion on the first and second rotating axes, or if there is torsion on the first rotating axis and no torsion on the third and second rotating axes, this is the minimum torque. need. Furthermore, two of the third rotating shaft, the first rotating shaft and the second rotating shaft provide torsion and the remaining one has no torsion.

Referring to FIGS. 1D , 1E , 2B and 3C , the portable electronic device 100 includes an auxiliary module 170 connected to the second body 120 and the second link 132 respectively. The auxiliary module 170 includes an auxiliary rotating shaft 171 , a first auxiliary bracket 172 , a second auxiliary bracket 174 and a torsion spring 173 . The auxiliary rotating shaft 171 is disposed in the second connecting rod 132 and is located between the two first rotating shafts 135. The auxiliary rotating shaft 171 and the two first rotating shafts 135 overlap with each other, that is, they have the same axis center. The first auxiliary bracket 172 is rotatably sleeved on the auxiliary rotating shaft 171 and locked to the second body 120 respectively. The second auxiliary bracket 174 is rotatably sleeved on the auxiliary rotating shaft 171 and locked on the second link 132 . The torsion spring 173 is rotatably sleeved on the auxiliary shaft 171 and the two ends 1731 of the torsion spring 173 respectively abut against the first auxiliary bracket 172 and the second auxiliary bracket 174 . In this embodiment, the torsion spring 173 is suitable for providing elastic force to the first auxiliary bracket 172 and the second auxiliary bracket 174 to assist the second body 120 to expand relative to the second link 132 of the pivot module 130 .

2B and 3A, when the first body 110 and the second body 120 are folded with each other, the first body 110 and the second body 120, the second body 120 and the second link 132 respectively drive the first auxiliary bracket 172 and the second connecting rod 132. The two auxiliary brackets 174 are unfolded to each other and the two first auxiliary brackets 172 and the second auxiliary bracket 174 are flush with each other. At the same time, the first auxiliary bracket 172 and the second auxiliary bracket 174 push the two ends 1731 of the torsion spring 173 respectively, so that the torsion spring 173 Accumulate elasticity. In addition, since the weight of the second body 120 is greater than the elastic force accumulated by the torsion spring 173, it is maintained in the folded state.

Referring to FIGS. 3A to 3C , when the first body 110 and the second body 120 are unfolded to each other and form a third included angle A3, the second body 120 and the second link 132 respectively drive the first auxiliary bracket 172 and the second auxiliary bracket 174 to interact with each other. The second included angle A2 is formed. At the same time, the torsion spring 173 releases the elastic force and pushes the first auxiliary bracket 172 and the second auxiliary bracket 174 through the two ends 1731 respectively. In addition, the torsion spring 173 releases elastic force during the deployment process to assist in pushing the second body 120 to be deployed on the second link 132, thereby reducing the user's force.

Referring to FIGS. 2A to 2C , the second body 120 has a motherboard 122 and a display panel 123 , and the first body 110 has a keyboard 112 . In the folded state, the display panel 123 faces the keyboard 112 and is parallel to each other. The first line 1221 of the motherboard 122 passes through the second body 120 and the first body 110, and the first line 1221 couples Connect to keyboard 112. The plurality of second lines 1222 of the motherboard 122 pass through the second body 120 and the second connecting rod 132. The plurality of second lines 1222 are respectively coupled to the plurality of terminal structures 133, and the plurality of second lines 1222 are spaced apart from each other. In addition, the first line 1221 and the second line 1222 are flexible circuit boards, which are suitable for elastic deformation as the first body 110 and the second body 120 are opened and closed, and are used to replace existing cables.

Referring to FIGS. 3A to 3C and 3D , the process of switching the portable electronic device 100 from the folded state to the working state is briefly described below.

The user exerts force on the second body 120 so that the second body 120 is unfolded relative to the first body 110 with the fourth rotating shaft 140 as the center and forms a third included angle A3. At the same time, the second body 120 is relative to the second link 132 with the auxiliary rotating shaft 171 as the center. Swinging to form a second included angle A2, the torsion spring 173 releases the elastic force and transmits it to the first auxiliary bracket 172 and the second auxiliary bracket 174 through the two ends 1731 to assist in unfolding the second body 120. With reference to Figures 2B and 3D, the second body 120 drives the two first rotating shafts 135 to rotate relative to the two torsion members 150 through the two first brackets 160, and the second connecting rod 132 drives the two second rotating shafts 136 to rotate relative to the first connecting rods. 131 rotates, the two torsion arcs 1312 of the first connecting rod 131 rub against the two second rotating shafts 136. At the same time, the torsion ring 1311 of the first connecting rod 131 unfolds relative to the first body 110 with the third rotating shaft 134 as the center and forms a first included angle A1 .

Referring to FIG. 3C , when the portable electronic device 100 is in working condition, the first link 131 and the second link 132 of the pivot module 130 protrude outside the bottom surface BS of the first body 110 as a support structure. This is suitable for Increase the first body 110 relative to the plane height to improve heat dissipation efficiency and also improve the viewing angle of the second body 120.

In another embodiment, the motherboard 122 of the second body 120 and the keyboard 112 of the first body 110 are wirelessly coupled. Specifically, the motherboard 122 has a signal receiver, and the keyboard 112 has a signal transmitter. The keyboard 112 transmits the input commands and messages to the signal receiver of the motherboard 122 through the signal transmitter 1121 .

In summary, the first body and the second body of the portable electronic device of the present invention are suitable for switching to the unfolded mode or the folded mode. The pivot module of the present invention is composed of the first link and the second link. composition, thereby reducing the overall thickness of the pivot module and distributing the required torsion to multiple positions. When the first body and the second body are folded with each other, the first connecting rod and the second connecting rod enter the first recess respectively. groove and the second groove, thereby achieving the goal of thinning the portable electronic device.

Furthermore, the portable electronic device of the present invention achieves the first body, the second body, the first connecting rod and the third rotating shaft through a plurality of rotating shafts (the fourth rotating shaft, the third rotating shaft, the first rotating shaft and the second rotating shaft). When the pivot relationship between the two connecting rods provides equal torsion, the present invention evenly distributes the torsion to different rotating shafts to reduce the required diameter of each rotating shaft. In addition, the pivot module of the present invention is located at the center of the first body and the second body, thereby reducing the thickness of both side edges of the first body and the second body.

100: Portable electronic devices

110:First body

120:Second body

121: Second groove

130:Pivot Module

131:First connecting rod

132:Second connecting rod

1321:Side

133:Terminal structure

E1, E2: side edge

TS: top surface

Claims (26)

A portable electronic device includes: a first body; a second body; and a pivot module including a first link and a second link; wherein the second body is pivotally connected to the third link. Two connecting rods, the second connecting rod is pivotally connected to the first connecting rod, the first connecting rod is pivotally connected to the first body, and the first body is pivotally connected to the second body; wherein, the first body and The second body can be folded or unfolded with each other through the first connecting rod and the second connecting rod. When the first body and the second body are folded with each other, the first connecting rod partially protrudes. Outside the first body, the second link portion protrudes outside the second body. The portable electronic device as claimed in claim 1, wherein when the first body and the second body are unfolded from each other, the first connecting rod and a bottom surface of the first body form a first included angle, and the second The connecting rod forms a second included angle with a top surface of the second body. The portable electronic device of claim 1, wherein the first body has a first groove, and the second body has a second groove. The portable electronic device as claimed in claim 3, wherein when the first body and the second body are folded with each other, the first link and the second link are respectively accommodated in the first groove and the in the second groove. The portable electronic device as claimed in claim 3, wherein when the first body and the second body are unfolded from each other, the first link and the second link are respectively away from the first groove and the third Two grooves. The portable electronic device of claim 1, wherein the pivot module further includes a terminal structure disposed on a side of the second link. The portable electronic device as claimed in claim 6, wherein when the first body and the second body are folded with each other, the terminal structure overlaps with the second body. The portable electronic device as claimed in claim 6, wherein when the first body and the second body are unfolded to each other, the terminal structure does not overlap with the second body. The portable electronic device of claim 1, wherein the pivot module further includes a first rotating shaft, and the second body is pivotally connected to the second link through the first rotating shaft. The portable electronic device of claim 9, wherein the pivot module further includes a second rotating shaft, and the second link is pivotally connected to the first link through the second rotating shaft. The portable electronic device of claim 10, wherein the pivot module further includes a third rotating shaft, and the first link is pivotally connected to the first body through the third rotating shaft. The portable electronic device of claim 11, wherein the pivot module further includes a fourth rotating shaft, and the first body is pivotally connected to the second body through the fourth rotating shaft. The portable electronic device according to claim 11, wherein the pivot module further includes a torsion member disposed in the second link, sleeved and in surface contact with the first rotating shaft and the second rotating shaft. At least one of them. The portable electronic device as claimed in claim 11, wherein one end of the first link has a torsion arc that is in surface contact with the second rotating shaft and penetrates an inner notch of the second link. The portable electronic device of claim 11, wherein the other end of the first link has a torsion ring that is sleeved and in surface contact with the third rotating shaft. The portable electronic device of claim 9 further includes a first bracket, which is sleeved on the first rotating shaft and locked on the second body. The portable electronic device of claim 9 further includes an auxiliary module respectively connecting the second body and the second link. The portable electronic device of claim 17, wherein the auxiliary module includes an auxiliary rotating shaft, the axis of which is coaxial with the axis of the first rotating shaft. The portable electronic device of claim 18, wherein the auxiliary module includes a first auxiliary bracket, which is sleeved on the auxiliary shaft and locked on the second body. The portable electronic device of claim 19, wherein the auxiliary module includes a second auxiliary bracket, which is sleeved on the auxiliary shaft and locked on the second link. The portable electronic device of claim 20, wherein the auxiliary module includes a torsion spring sleeved on the auxiliary shaft, with two ends thereof respectively abutting the first auxiliary bracket and the second auxiliary bracket. The portable electronic device as claimed in claim 21, wherein when the first body and the second body are folded with each other, the first auxiliary bracket and the second auxiliary bracket are spread apart and pushed against the torsion spring respectively. The two ends are flattened away from each other. The portable electronic device as claimed in claim 23, wherein when the first body and the second body unfold each other, two ends of the torsion spring rotate close to each other and push against the first auxiliary bracket and the second body respectively. The auxiliary bracket rotates closer. The portable electronic device of claim 6, wherein the first body includes a keyboard, and the second body includes a motherboard. The portable electronic device of claim 24 further includes a first circuit coupling the keyboard and the motherboard through the first body and the second body. The portable electronic device of claim 24 further includes a second circuit coupling the motherboard and the terminal structure through the second body and the second connecting rod.

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