CN114815968A - Portable electronic device - Google Patents

Abstract

The invention provides a portable electronic device, which comprises a first body, a second body, a hinge mechanism, a spring and a wiring. The second body is rotatably and slidably connected to the first body by a hinge mechanism. The first body is provided with a first convex column, a second convex column and a third convex column, wherein the second convex column is positioned between the first convex column and the third convex column. The spring is arranged in the first machine body corresponding to the second convex column. The wire extends from the first body to the second body, wherein the wire comprises a first wire winding section, a second wire winding section connected with the first wire winding section and a third wire winding section connected with the second wire winding section, and the first wire winding section extends through a gap between the first convex column and the second convex column. The second winding section extends through a gap between the second convex column and the spring, and the third winding section extends through a gap between the second convex column and the third convex column. The two ends of the spring are respectively connected with the first machine body and the second winding section.

Description

Portable Electronic Device

technical field

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

Background technique

Laptops have become an indispensable tool in life or work for modern people because of their high computing performance, multitasking, and easy portability. Generally speaking, a notebook computer includes a first body responsible for logical operations and data access and a second body responsible for displaying images, and the second body is pivotally connected to the first body to rotate and unfold relative to the first body or relative to the first body. The first body rotates and closes. Specifically, the second body is electrically connected to the first body, and the wiring extends from the first body to the second body. During the rotation of the second body relative to the first body, the wiring is not only prone to being pulled and entangled, but also cannot automatically adjust the telescopic length with the opening and closing of the second body relative to the first body.

SUMMARY OF THE INVENTION

The present invention is directed to a portable electronic device, which can not only maintain the tension of the wiring, but also avoid the problem of winding of the wiring during expansion and contraction.

According to an embodiment of the present invention, the portable electronic device includes a first body, a second body, a hinge mechanism, a spring, and a wire. The second body is rotatably and slidably connected to the first body through a hinge mechanism. The first body has a first convex column, a second convex column and a third convex column, wherein the second convex column is located between the first convex column and the third convex column. The spring is disposed in the first body corresponding to the second protruding post. The wiring extends from the first body to the second body, wherein the wiring comprises a first winding segment, a second winding segment connected to the first winding segment, and a third winding segment connected to the second winding segment, and the first winding segment extends through the gap between the first protruding post and the second protruding post. The second winding segment extends through the gap between the second protruding post and the spring, and the third winding segment extends through the gap between the second protruding post and the third protruding post. Two ends of the spring are respectively connected to the first body and the second winding segment.

Based on the above, in the portable electronic device of the present invention, the wire management structure is disposed inside the first body, wherein the wire management structure includes a spring and a plurality of protruding posts, and the plurality of protruding posts define the wiring of the wiring path to avoid the problem of entanglement when the trace is stretched. On the other hand, the spring is used to provide appropriate elastic force to the wire to maintain the tension of the wire, so that the wire can automatically adjust the telescopic length with the opening and closing of the second body relative to the first body.

Description of drawings

1A is a partial enlarged schematic side view of the portable electronic device in a closed state according to the first embodiment of the present invention;

FIG. 1B is a partial enlarged schematic side view of the portable electronic device in the unfolded state according to the first embodiment of the present invention;

FIG. 1C is a partially enlarged top plan view of FIG. 1B;

FIG. 2A is a partially enlarged top plan view of the portable electronic device in the unfolded state according to the second embodiment of the present invention;

FIG. 2B is an enlarged schematic view of the hinge mechanism of FIG. 2A from other viewing angles;

3A is a partial enlarged schematic side view of the portable electronic device in a closed state according to the third embodiment of the present invention;

3B is a partial enlarged schematic side view of the portable electronic device in the unfolded state according to the third embodiment of the present invention;

4A is a partially enlarged schematic view of the portable electronic device in a closed state according to the fourth embodiment of the present invention;

FIG. 4B is a partial enlarged schematic view of the portable electronic device in the unfolded state according to the fourth embodiment of the present invention.

Detailed ways

Reference will now be made in detail to the exemplary embodiments of the present invention, examples of which are illustrated in the accompanying drawings. Wherever possible, the same reference numerals are used in the drawings and description to refer to the same or like parts.

1A is a partial enlarged schematic side view of the portable electronic device in a closed state according to the first embodiment of the present invention. FIG. 1B is a partial enlarged schematic side view of the portable electronic device in the unfolded state according to the first embodiment of the present invention. FIG. 1C is a partial enlarged schematic top view of FIG. 1B . In particular, the first body 110 , the second body 120 and the hinge cover 1301 are shown in dotted lines in the drawings to clearly show the internal structure of the first body 110 , the second body 120 and the hinge cover 1301 .

Referring to FIGS. 1A to 1C , in this embodiment, the portable electronic device 100 can be a notebook computer, and includes a first body 110 , a second body 120 and a hinge mechanism 130 . The first body 110 has the capability of logical operation and data access, and the second body 120 has the capability of displaying images. The second body 120 is connected to the first body 110 through the hinge mechanism 130 , and the hinge mechanism 130 provides the degree of freedom of movement of the second body 120 to rotate and slide relative to the first body 110 .

Further, when the second body 120 rotates relative to the first body 110 through the hinge mechanism 130 , the second body 120 slides relative to the first body 110 and is displaced in the horizontal direction. The first body 110 has a pivot side 111 and a heat dissipation hole 112 located on the pivot side 111 , and a part of the hinge mechanism 130 is disposed on the first body 110 corresponding to the pivot side 111 . The lower edge 121 of the second body 120 is connected to the first body 110 through a hinge mechanism 130 , and another part of the hinge mechanism 130 is disposed on the second body 120 corresponding to the lower edge 121 .

Referring to FIGS. 1A to 1C , the hinge mechanism 130 includes a rack 131 , a rotating shaft 132 and a driving member, wherein the rack 131 is fixed in the first body 110 corresponding to the pivot side 111 , and the extension direction and extension length of the rack 131 It can be used to determine the sliding direction and sliding stroke of the second body 120 . The rotating shaft 132 is connected to the second body 120 to rotate and slide synchronously with the second body 120 .

In this embodiment, the driving member includes a first spur gear 133 , a second spur gear 134 and a third spur gear 135 , wherein the first spur gear 133 is connected to the rotating shaft 132 , and the combination of the first spur gear 133 and the rotating shaft 132 can be gear shaft. The first spur gear 133 engages with the second spur gear 134 , wherein the second spur gear 134 engages with the third spur gear 135 , and the third spur gear 135 engages with the rack 131 . For example, the hinge mechanism 130 may include a hinge cover 1301 and may be used to accommodate the rack 131 , the rotating shaft 132 , the first spur gear 133 , the second spur gear 134 and the third spur gear 135 . In addition, the rotating shaft 132 is rotatably passed through the hinge cover 1301 , and the hinge cover 1301 can slide synchronously with the rotating shaft 132 , the first spur gear 133 , the second spur gear 134 , the third spur gear 135 and the second body 120 .

When the second body 120 rotates and unfolds relative to the first body 110 through the hinge mechanism 130, the rotating shaft 132 and the first spur gear 133 rotate with the second body 120, and at the same time, the first spur gear 133 drives the second spur gear 134, and The second spur gear 134 drives the third spur gear 135 . The rotation directions of the second body 120 , the rotating shaft 132 , the first spur gear 133 and the third spur gear 135 are in the same direction and opposite to the rotation direction of the second spur gear 134 . In addition, the rotation shaft 132 and the first spur gear 133 rotate around the rotation axis A1, wherein the second spur gear 134 rotates around the rotation axis A2 parallel to the rotation axis A1, and the third spur gear 135 rotates around the rotation axis A3 parallel to the rotation axis A1 rotate.

Since the rack 131 is fixed, the rotating third spur gear 135 slides relative to the rack 131 and drives the second spur gear 134 , the first spur gear 133 , the rotating shaft 132 and the second body 120 to slide synchronously.

Continuing from the above, driven by the hinge mechanism 130, the second body 120 slides relative to the first body 110, and slides away from the pivot side 111 of the first body 110 and the heat dissipation hole 112 located on the pivot side 111, so as to enlarge the first body 110. The distance between the lower edge 121 of the two bodies 120 and the heat dissipation hole 112 . By increasing the distance between the lower edge 121 of the second body 120 and the heat dissipation hole 112 , the heat dissipation hole 112 will not be blocked by the lower edge 121 of the second body 120 , so that the hot air inside the first body 110 can be quickly dissipated through heat dissipation The holes 112 are discharged to the outside, so the portable electronic device 100 has excellent heat dissipation efficiency.

Generally speaking, the fan 140 is disposed in the first body 110 and is used to forcibly discharge the heat generated by a heat source (such as a central processing unit, a graphics processing unit or other electronic components) in the first body 110 . Further, the cold air in the first body 110 will form hot air (ie, hot air) after absorbing the heat generated by the heat source. When the fan 140 is running, the hot air can be forcibly discharged through the heat dissipation holes 112 . After the second body 120 is unfolded relative to the first body 110 , the lower edge 121 of the second body 120 moves away from the pivoting side 111 of the first body 110 to provide sufficient heat dissipation space around the heat dissipation holes 112 to accelerate the hot air escape to other places.

The driving member of this embodiment is composed of three spur gears. In another embodiment, the drive member includes a spur gear. In yet another embodiment, the driving member includes an odd number of spur gears, and the number is greater than three.

FIG. 2A is a partially enlarged top plan view of the portable electronic device in the unfolded state according to the second embodiment of the present invention. FIG. 2B is an enlarged schematic view of the hinge mechanism of FIG. 2A from another viewing angle. In particular, the first body 110 , the second body 120 and the hinge cover 1302 are shown in dotted lines in the drawings to clearly show the internal structure of the first body 110 , the second body 120 and the hinge cover 1302 .

Please refer to FIG. 2A and FIG. 2B , the design principle of the portable electronic device 100A of the present embodiment is similar to the design principle of the portable electronic device 100 of the first embodiment, and the main difference between the two is: structural type. In this embodiment, the driving member includes a first helical gear 133a, a second helical gear 134a, a third helical gear 135a, a co-moving spur gear 136 and a driven spur gear 137, wherein the first helical gear 133a is connected to the rotating shaft 132, and The combination of the first helical gear 133a and the rotating shaft 132 may be a gear shaft. The first helical gear 133a meshes with the second helical gear 134a, and the second helical gear 134a meshes with the third helical gear 135a. The co-moving spur gear 136 is disposed on the third helical gear 135 a, and the third helical gear 135 a rotates synchronously with the co-moving spur gear 136 . The co-moving spur gear 136 meshes with the driven spur gear 137 , and the driven spur gear 137 meshes with the rack 131 .

For example, the hinge mechanism 130a may include a hinge cover 1302, and may be used to accommodate the rack 131, the rotating shaft 132, the first helical gear 133a, the second helical gear 134a, the third helical gear 135a, the co-moving spur gear 136, and the driven gear Spur gear 137. In addition, the rotating shaft 132 is rotatably passed through the hinge cover 1302, and the hinge cover 1302 can follow the rotating shaft 132, the first helical gear 133a, the second helical gear 134a, the third helical gear 135a, the co-moving spur gear 136, the driven spur The gear 137 and the second body 120 slide synchronously.

When the second body 120 rotates and unfolds relative to the first body 110 through the hinge mechanism 130a, the rotating shaft 132 and the first helical gear 133a rotate with the second body 120, and at the same time, the first helical gear 133a drives the second helical gear 134a, and The second helical gear 134a drives the third helical gear 135a. The synchronous spur gear 136 rotates with the third helical gear 135 a and drives the driven spur gear 137 . The rotation direction of the second helical gear 134 a and the driven spur gear 137 is the same, and opposite to the rotation direction of the third helical gear 135 a and the driving spur gear 136 . In addition, the rotating shaft 132 and the first helical gear 133a rotate around the rotation axis A4, and the second helical gear 134a rotates around the rotation axis A5. The third helical gear 135a and the co-rotating spur gear 136 rotate around the rotation axis A6, and the driven spur gear 137 rotates around the rotation axis A7. The rotation axes A5 to A7 are parallel to each other, while the rotation axis A4 is not parallel or perpendicular to the rotation axes A5 to A7.

Because the rack 131 is fixed, the rotating driven spur gear 137 slides relative to the rack 131, and drives the co-moving spur gear 136, the third helical gear 135a, the second helical gear 134a, the first helical gear 133a, the rotating shaft 132 and the second body 120 slide synchronously.

Continuing from the above, driven by the hinge mechanism 130a, the second body 120 slides relative to the first body 110, and slides away from the pivot side 111 of the first body 110 and the heat dissipation hole 112 on the pivot side 111, so as to enlarge the first body 110. The distance between the lower edge 121 of the two bodies 120 and the heat dissipation hole 112 . By increasing the distance between the lower edge 121 of the second body 120 and the heat dissipation hole 112 , the heat dissipation hole 112 will not be blocked by the lower edge 121 of the second body 120 , so that the hot air inside the first body 110 can be quickly dissipated through heat dissipation The holes 112 are discharged to the outside, so the portable electronic device 100A has excellent heat dissipation efficiency.

3A is a partial enlarged schematic side view of the portable electronic device in a closed state according to the third embodiment of the present invention. 3B is a partial enlarged schematic side view of the portable electronic device in the unfolded state according to the third embodiment of the present invention. It is particularly noted that the first body 110 and the second body 120 are shown in dotted lines in the drawings to clearly present the internal structure and configuration of the first body 110 and the second body 120 .

Please refer to FIG. 3A and FIG. 3B , the design principle of the portable electronic device 100B of this embodiment is similar to the design principle of the portable electronic device 100 of the first embodiment, and the main difference between the two is: Structural type. In this embodiment, the driving member includes a toothed belt 138, wherein the toothed belt 138 has an inner surface 138a contacting the rotating shaft 132, an outer surface 138b opposite to the inner surface 138a, and a plurality of driving teeth 138c protruding from the outer surface 138b, and The plurality of driving teeth 138c engage with the rack 131 .

When the second body 120 rotates and unfolds relative to the first body 110 through the hinge mechanism 130b, the rotating shaft 132 drives the toothed belt 138 to rotate or roll. Since the rack 131 is fixed, the rotating or rolling toothed belt 138 slides relative to the rack 131 and drives the rotating shaft 132 to slide synchronously with the second body 120 .

Continuing from the above, driven by the hinge mechanism 130b, the second body 120 slides relative to the first body 110, and slides away from the pivot side 111 of the first body 110 and the heat dissipation hole 112 on the pivot side 111, so as to enlarge the first body 110. The distance between the lower edge 121 of the two bodies 120 and the heat dissipation hole 112 . By increasing the distance between the lower edge 121 of the second body 120 and the heat dissipation hole 112 , the heat dissipation hole 112 will not be blocked by the lower edge 121 of the second body 120 , so that the hot air inside the first body 110 can be quickly dissipated through heat dissipation The holes 112 are discharged to the outside, so the portable electronic device 100B has excellent heat dissipation efficiency.

In this embodiment, the hinge mechanism 130b further includes a driven shaft 139 pivoted on the second body 120 , and the driven shaft 139 is parallel to the rotating shaft 132 . The driven shaft 139 is parallel to the rotating shaft 132 and contacts the inner surface 138 a of the toothed belt 138 . The rotating shaft 132 and the driven shaft 139 are used to spread the toothed belt 138 so that the toothed belt 138 has sufficient tension to prevent the toothed belt 138 from collapsing. On the other hand, the rotating shaft 132 drives the toothed belt 138 to rotate or roll, and the driven shaft 139 is driven by the toothed belt 138 to rotate synchronously.

4A is a partial enlarged schematic view of the portable electronic device in a closed state according to the fourth embodiment of the present invention. FIG. 4B is a partial enlarged schematic view of the portable electronic device in the unfolded state according to the fourth embodiment of the present invention. It is particularly noted that the lower casing of the first body 110 is omitted from the drawings to clearly present the internal structure and configuration of the first body 110 .

Please refer to FIG. 4A and FIG. 4B , the design principle of the portable electronic device 100C of the present embodiment and the portable electronic device 100 of the first embodiment, the portable electronic device 100A of the second embodiment or the third embodiment The design principles of the portable electronic device 100B are similar, and the hinge mechanism 1300 of the portable electronic device 100C can adopt the hinge mechanism 130 of the first embodiment, the hinge mechanism 130a of the second embodiment or the hinge mechanism of the third embodiment 130b. Therefore, while the second body 120 is rotated relative to the first body 110 through the hinge mechanism 1300 , the second body 120 slides relative to the first body 110 and is displaced in the horizontal direction.

Specifically, in this embodiment, the portable electronic device 100C further includes a spring 150 and a wire 160 , wherein the spring 150 is disposed in the first body 110 , and the wire 160 extends from the first body 110 through the hinge mechanism 1300 to the second body 120 . The second body 120 is electrically connected to the first body 110 through the wires 160 to receive power or signals from the first body 110 . On the other hand, one end of the spring 150 is connected to the first body 110 , and the other end of the spring 150 is connected to the wiring 160 . When the second body 120 rotates and slides relative to the first body 110 , the wires 160 are pulled and stretched.

Continuing the above, the spring 150 can be a tension spring. When the portable electronic device 100C is in the closed state shown in FIG. 4A , the wiring 160 is not pulled, and the spring 150 is not elastically deformed (or the spring 150 is not stretch). When the portable electronic device 100C is switched from the closed state shown in FIG. 4A to the unfolded state shown in FIG. 4B , the wire 160 is pulled and stretched, and the spring 150 is elastically deformed (or The spring 150 is said to be stretched). When the portable electronic device 100C is converted from the unfolded state shown in FIG. 4B to the closed state shown in FIG. 4A , the elastic restoring force of the spring 150 can drive the wires 160 to retract. That is to say, the spring 150 is used to provide an appropriate elastic force to the wiring 160 to maintain the tension of the wiring 160 , so that the wiring 160 can automatically adjust the telescopic length with the opening and closing of the second body 120 relative to the first body 110 .

Please continue to refer to FIG. 4A and FIG. 4B , in this embodiment, the first body 110 has a first protruding post 113 , a second protruding post 114 and a third protruding post 115 , and the second protruding post 114 is located on the first protruding post 113 and the third boss 115 . The first protruding post 113 , the second protruding post 114 and the third protruding post 115 define a routing path of the wiring 160 to avoid the problem of winding of the wiring 160 during expansion and contraction. That is to say, the spring 150 , the first protruding post 113 , the second protruding post 114 and the third protruding post 115 form a wire-arranging structure and are disposed inside the first body 110 .

Further, the spring 150 is disposed corresponding to the second protruding post 114 , and the first protruding post 113 , the second protruding post 114 and the third protruding post 115 are located on the same side of the spring 150 . For example, the first protruding post 113 , the second protruding post 114 and the third protruding post 115 are arranged on a straight line L, and the extension direction of the spring 150 may be perpendicular to the straight line L. In other embodiments, the connection between the first protruding post 113 and the second protruding post 114 , the connection between the first protruding post 113 and the third protruding post 115 , and the connection between the second protruding post 114 and the third protruding post 115 may constitute one triangle.

In this embodiment, the wiring 160 includes a first winding segment 161, a second winding segment 162 connected to the first winding segment 161, and a third winding segment 163 connected to the second winding segment 162, and the first winding segment 161 extends through The first gap 113 a between the first protruding post 113 and the second protruding post 114 . In addition, the second winding segment 162 extends through the second gap 114 a between the second protruding post 114 and the spring 150 , and the third winding segment 163 extends through the third gap between the second protruding post 114 and the third protruding post 115 115a. The second gap 114a is located between the first gap 113a and the third gap 115a, and the first gap 113a, the second gap 114a and the third gap 115a constitute a routing path of the wiring 160 .

In detail, the wiring 160 extends from the first winding segment 161 to the direction of the second body 120 , and turns after extending through the first protruding post 113 , and then extends through the first gap 113 a. After extending through the first gap 113a, the wiring 160 turns into the second winding segment 162, extends toward the direction of the second body 120, and then extends through the second gap 114a. After extending through the second gap 114a, the trace 160 turns into the third winding segment 163, and then extends through the third gap 115a. After extending through the third gap 115 a, the traces 160 are turned and extend toward the direction of the second body 120 .

Since the spring 150 is disposed corresponding to the second protruding post 114 , two ends of the spring 150 are respectively connected to the first body 110 and the second winding segment 162 . In the state shown in FIG. 4A , the second winding segment 162 is farther away from the second protrusion 114 . In the state shown in FIG. 4B , the wire 160 is stretched by being pulled, and the second winding segment 162 moves close to the second protrusion 114 . Further, the first protruding post 113 , the second protruding post 114 and the third protruding post 115 can reserve telescopic segments of the wiring 160 (ie the first winding segment 161 , the second winding segment 162 and the third winding segment 163 ). ) produces a positioning effect, and avoids the problem of winding of the wiring 160 during expansion and contraction through the limitation of the winding path. For example, the routing path may be a C-shaped path, so the first routing segment 161 , the second routing segment 162 and the third routing segment 163 generally have a C-shaped structure.

To sum up, in the portable electronic device of the present invention, the wire management structure is disposed inside the first body, wherein the wire management structure includes a spring and a plurality of protruding posts, and the plurality of protruding posts define the wiring Wire routing path to avoid the problem of wire entanglement when extending and retracting. On the other hand, the spring is used to provide appropriate elastic force to the wire to maintain the tension of the wire, so that the wire can automatically adjust the telescopic length with the opening and closing of the second body relative to the first body.

In addition, when the second body rotates and unfolds relative to the first body through the hinge mechanism, the second body slides relative to the first body and slides away from the pivot side of the first body and the heat dissipation hole located on the pivot side , so as to increase the distance between the lower edge of the second body and the heat dissipation hole. By increasing the distance between the lower edge of the second body and the heat dissipation hole, the heat dissipation hole will not be blocked by the lower edge of the second body, so that the hot air inside the first body can be quickly discharged through the heat dissipation hole. The invented portable electronic device has excellent heat dissipation efficiency.

Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, but not to limit them; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: The technical solutions described in the foregoing embodiments can still be modified, or some or all of the technical features thereof can be equivalently replaced; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the technical solutions of the embodiments of the present invention. scope.

Claims (15)

1. a portable electronic device, is characterized in that, comprises: The first body has a first convex column, a second convex column and a third convex column, and the second convex column is located between the first convex column and the third convex column; the second body; a hinge mechanism, through which the second body is rotatably and slidably connected to the first body; a spring, disposed in the first body corresponding to the second protruding post; and A wiring extends from the first body to the second body, wherein the wiring comprises a first winding segment, a second winding segment connected to the first winding segment, and a first winding segment connected to the second winding segment Three winding segments, and the first winding segment extends through the gap between the first protruding post and the second protruding post, and the second winding segment extends through the space between the second protruding post and the spring and the third winding segment extends through the gap between the second protruding post and the third protruding post, wherein the two ends of the spring are respectively connected to the first body and the second Winding segment. 2 . The portable electronic device according to claim 1 , wherein the first protrusion, the second protrusion and the third protrusion are arranged in a straight line. 3 . 3 . The portable electronic device of claim 1 , wherein the first protruding post, the second protruding post and the third protruding post are located on the same side of the spring. 4 . 4. The portable electronic device according to claim 1, wherein the spring is an extension spring. 5 . The portable electronic device according to claim 1 , wherein the first winding segment, the second winding segment and the third winding segment have a C-shaped structure. 6 . 6 . The portable electronic device according to claim 1 , wherein the first body has a pivot side and a heat dissipation hole located on the pivot side, and the hinge mechanism includes a corresponding to the pivot A rack side fixed in the first body, a rotating shaft connected to the second body, and a driving member connected to the rotating shaft, wherein the driving member is mechanically coupled to the rack, when the second body is connected When the body rotates and unfolds relative to the first body through the hinge mechanism, the rotating shaft rotates with the second body, and the driving member rotates with the rotating shaft, and the driving member is relative to the rack It rotates and slides, and drives the second body to slide away from the pivoting side, so as to increase the distance between the second body and the heat dissipation hole. 7 . The portable electronic device according to claim 6 , wherein the driving member comprises a first spur gear, a second spur gear and a third spur gear, and the first spur gear is connected to the rotating shaft. 8 . , the first spur gear engages with the second spur gear, the second spur gear engages with the third spur gear, and the third spur gear engages with the rack. 8 . The portable electronic device according to claim 7 , wherein the rotating shaft, the first spur gear, the second spur gear and the third spur gear are synchronized with the second body. 9 . slide. 9 . The portable electronic device according to claim 7 , wherein the rotation axes of the rotating shaft, the first spur gear, the second spur gear and the third spur gear are parallel to each other. 10 . 10 . The portable electronic device according to claim 6 , wherein the driving member comprises a first helical gear, a second helical gear, a third helical gear, a co-moving spur gear and a spur gear, and the The first helical gear is connected to the rotating shaft, the first helical gear is engaged with the second helical gear, wherein the second helical gear is engaged with the third helical gear, and the co-moving spur gear is fixed on the On the third helical gear, the co-moving spur gear engages with the spur gear, and the spur gear engages with the rack. 11. The portable electronic device according to claim 10, wherein the rotating shaft, the first helical gear, the second helical gear, the third helical gear, and the co-moving spur gear and the spur gear slides synchronously with the second body. 12 . The portable electronic device according to claim 10 , wherein the rotation axis of the rotating shaft and the first helical gear are not parallel to the second helical gear, the third helical gear, the The rotation axes of the synchronizing spur gear and the driven spur gear, and the rotation axes of the second helical gear, the third helical gear, the synchronizing spur gear and the driven spur gear are parallel to each other. 13 . The portable electronic device according to claim 6 , wherein the driving member comprises a toothed belt, and the toothed belt has an inner surface that contacts the rotating shaft and is opposite to the inner surface. 14 . An outer surface and a plurality of drive teeth projecting from the outer surface, the plurality of drive teeth engaging the rack. 14 . The portable electronic device according to claim 13 , wherein the rotating shaft and the toothed belt slide synchronously with the second body. 15 . 15 . The portable electronic device according to claim 13 , wherein the hinge mechanism further comprises a driven shaft pivoted on the second body, and the driven shaft is juxtaposed with the rotating shaft, 15 . The inner surface of the toothed belt contacts the driven shaft.

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