TWI804317B - Electronic device - Google Patents

Abstract

An electronic device including a first body, a second body, a hinge module, cover, and a support plate is provided. The first body has an inner space and an air outlet communicating with the inner space. The second body is rotatably connected to the first body. The hinge module has a first end and a second end. The first end is pivotably connected to the first body and the second end is connected to the second body. The cover is movably disposed at the second body. The support plate is rotatably connected to the cover and is slidably connected to the hinge module. When the first body and the second body are unfolded to each other, the support plate is moved along the hinge module for extending outside the first body, and the support plate drives the cover to move along the second body to form a cooling vent.

Description

electronic device

The present invention relates to an electronic device, and in particular to an electronic device with high heat dissipation efficiency.

The existing notebook computer includes a main body and a display body, the display body is pivotally connected to the main body, and is suitable for being switched to a closed state to reduce the volume or switched to an unfolded state, and the display body is unfolded on the main body. As the existing notebook computers are becoming thinner, the heat dissipation space inside the notebook computer is also reduced. The current improvement solution is to install heat dissipation openings on the periphery of the host to communicate with the interior. However, some of the heat dissipation openings will be blocked by the display body. , resulting in the return of part of the hot air, resulting in a decline in heat dissipation efficiency.

In addition, when the existing notebook computer is unfolded, its main body is still aligned with the horizontal surface, which is not conducive to heat dissipation. Therefore, developing a notebook computer with high heat dissipation efficiency has become an important development goal.

The invention provides an electronic device, which can raise the height of the electronic device relative to the plane in the unfolded state, and the body of the electronic device will form a heat dissipation hole, thereby improving the heat dissipation efficiency of the electronic device.

The electronic device of the present invention includes a first body, a second body, a pivot module, a cover and a support plate. The first body has an inner space and an air outlet, and the air outlet communicates with the inner space. The second body is rotatably connected to the first body. The pivot module has a first end and a second end. The first end is pivotally connected to the first body and the second end is connected to the second body. The cover is slidably disposed on the second body. The support plate is rotatably connected to the cover body and slidably connected to the pivot module. When the first body and the second body are unfolded, the support plate moves along the pivot module to protrude from the first body, and the support plate drives the cover to move along the second body to form a cooling hole.

In one embodiment of the present invention, the above-mentioned pivot module has a chute, and the support plate has a sliding column, which is passed through the chute and is suitable for reciprocating movement along the chute, so as to change the cover body and the chute. A first included angle between the support plates.

In one embodiment of the present invention, the above-mentioned pivot module has a rotating shaft, a main gear, a first driven gear and a second driven gear, the rotating shaft is pivotally connected to the first body, and the main gear is fixed on The rotating shaft, the first driven gear is pivotally connected to the pivot module and meshed with the main gear, and the second driven gear is meshed with the first driven gear and is close to the second end of the pivot module.

In one embodiment of the present invention, it also includes a rack, which is arranged in the pivot module and one end of the rack is fixedly connected to the sliding post, the second driven gear engages with the other end of the rack, and the extension direction of the rack is parallel to in the extending direction of the chute.

In one embodiment of the present invention, when the second body drives the first end of the pivot module to rotate relative to the first body, the main gear is fixed, the first driven gear rotates in the first direction of rotation, and the second driven gear The gear rotates in a second rotation direction opposite to the first rotation direction, so as to drive the rack and the sliding column to move toward the second body along the chute.

In one embodiment of the present invention, it further includes an elastic layer located between the first body and the second body, a first side of the elastic layer is connected to an edge of the cover body, and a second side of the elastic layer is connected to on an outlet edge of the air outlet.

In one embodiment of the present invention, when the first body and the second body are unfolded, the cover drives the first side of the elastic layer to move in the heat dissipation hole, so as to shrink the elastic layer and release the elastic force, so that the air outlet and the heat dissipation hole interconnected.

In one embodiment of the present invention, when the first body and the second body are closed, the cover is accommodated in the second body and drives the first side of the elastic layer to move in the heat dissipation hole, so as to stretch the elastic layer and accumulate elastic force , so that the support plate covers the rear ends of the first body and the second body.

In an embodiment of the present invention, the above-mentioned second body has a slide rail, and the cover body is slidably disposed on the slide rail and suitable for moving relative to the second body, so as to seal the second body or form a cooling hole.

In an embodiment of the present invention, in the unfolded state, there is a second included angle between the first body and the second body, and the angle of the second included angle is inversely proportional to the angle of the first included angle, and the support plate and the first body There is a gap between them.

In an embodiment of the present invention, the above-mentioned cover body has a first rotating portion, the support plate has a second rotating portion, and the first rotating portion and the second rotating portion are pivotally connected to each other.

Based on the above, in the electronic device of the present invention, when the first body and the second body are unfolded through the pivot module, the support plate will move along the pivot module to protrude from the first body, so as to lift the first body relative to each other. The height of the plane is so that the air in the environment can be distributed between the first body and the plane. At the same time, the support plate also synchronously drives the cover to move along the second body, so that the second body forms a cooling hole, which is connected to the first body. In the inner space, the hot air in the first body can flow into the environment through the air outlet and the cooling holes, so as to achieve the cooling effect.

Furthermore, the size of the cooling hole and the lifting height depend on the angle change between the first body and the second body, so the electronic device of the present invention has the function of dynamically adjusting the cooling hole and the lifting height, which is suitable for various use situations need.

FIG. 1A is a schematic perspective view of a folded state of an electronic device according to an embodiment of the present invention. FIG. 1B is a schematic three-dimensional cross-sectional view of the electronic device in FIG. 1A . FIG. 1C is a schematic perspective view of an expanded state of the electronic device of FIG. 1A . FIG. 1D is a schematic three-dimensional cross-sectional view of the electronic device in FIG. 1C . FIG. 1E is a partially enlarged perspective view of the electronic device in FIG. 1A from another angle. FIG. 1F is a partially enlarged perspective view of the electronic device in FIG. 1C from another angle.

Referring to FIG. 1A and FIG. 1C , the electronic device 100 of the present invention is, for example, a notebook computer. The electronic device 100 is suitable for switching to the folded state or the unfolded state. After the electronic device 100 is switched to the folded state, it is suitable for reducing the overall volume size to facilitate storage and carrying. After the electronic device 100 is switched to the unfolded state, the display screen is unfolded in the The main unit, the user inputs commands, edits text or writes programs through the keyboard body, and the display body outputs corresponding audio-visual information.

Referring to FIGS. 1A to 1D , the electronic device 100 includes a first body 110 , a second body 120 , a pivot module 130 , a cover 140 and a support plate 150 .

The first body 110 is the host computer and has an internal space IS and an air outlet OT. The air outlet OT communicates with the internal space IS, wherein the internal space IS is used for installing a central processing unit, a hard disk, a memory, a display chip, and a motherboard, etc. electronic parts. The second body 120 is a display screen and is rotatably connected to the first body 110 , wherein the second body 120 can also use a touch panel, so it has touch and display functions.

2A to 2C are cross-sectional schematic views of the electronic device in FIG. 1A during the unfolding process.

Referring to FIG. 1E , FIG. 1F and FIG. 2A , the pivot module 130 has a first end E1 and a second end E2 opposite to the first end E1 . The first end E1 is pivotally connected to the first body 110 and the second end E2 is connected to the second body 120 .

Referring to FIG. 1A , FIG. 1B and FIG. 1D , the cover body 140 is slidably disposed at the center of the rear end of the second body 120 . The support plate 150 is rotatably connected to the cover body 140 and slidably connected to the pivot module 130 . 2A to 2C, when the first body 110 and the second body 120 are unfolded, the support plate 150 moves along the pivot module 130 to protrude from the first body 110, and the support plate 150 drives the cover 140 along the The second body 120 moves to form a cooling hole 121 .

1B and 1D, the second body 120 has a slide rail 122, and the cover 140 is slidably disposed on the slide rail 122 of the second body 120 and is suitable for moving relative to the second body 120 so as to closely fit the second body 120. Alternatively, the cooling holes 121 are formed, that is, the cover body 140 moves along the slide rail 122 .

Referring to FIG. 1E , FIG. 1F and FIGS. 2A to 2C , the pivot module 130 has a sliding groove SG, and the support plate 150 has a sliding column 151 . The sliding column 151 passes through the sliding slot SG and is suitable for reciprocating movement along the sliding slot SG to change a first angle A1 between the cover body 140 and the support plate 150 .

1D to 1F, the cover 140 has a first rotating portion 141, the support plate 150 has a second rotating portion 152, the first rotating portion 141 and the second rotating portion 152 are pivotally connected to each other, so the cover 140 and the supporting plate 150 relatively pivots around the first rotating portion 141 and the second rotating portion 152 .

Referring to FIG. 1A, FIG. 1B and FIG. 2A, in the folded state, the first body 110 and the second body 120 are parallel to and overlap each other, the second end E2 of the pivot module 130 is above the first end E1, and the support plate 150 covers the air outlet OT of the first body 110 , the second body 120 and the pivot module 130 in the horizontal direction PD, so as to achieve the effect of beautifying the appearance.

2B and 2C, in the unfolded state, there is a second angle A2 between the first body 110 and the second body 120, and the angle of the second angle A2 is inversely proportional to the angle of the first angle A1, that is, the first The larger the second angle A2 between the body 110 and the second body 120 is, the smaller the first angle A1 is between the cover body 140 and the support plate 150 , and vice versa. At the same time, the pivot module 130 drives the support plate 150 to protrude from the bottom of the first body 110 , and there is a distance D between the support plate 150 and the first body 110 . Referring to FIG. 2A to FIG. 2B , when the second included angle A2 is 90 degrees, the distance D is the largest.

Further, referring to FIG. 2A to FIG. 2C , in the unfolded state shown in FIG. 2B , the second included angle A2 between the first body 110 and the second body 120 is 90 degrees and between the cover 140 and the support plate 150 A first included angle A1 is about 36 degrees, and the cooling holes 121 are located at the air outlet OT. In the unfolded state shown in FIG. 2C , a second angle A2 between the first body 110 and the second body 120 is greater than 130 degrees and a first angle A1 between the cover 140 and the support plate 150 is about 17.4 degrees, Part of the cooling hole 121 is located below the air outlet OT. The angles of this embodiment can be adjusted according to design requirements, and are not limited in this case.

Further, referring to FIG. 2B and FIG. 2C, the cooling hole 121 communicates with the internal space IS and the air outlet OT of the first body 110, so the hot air HA in the internal space IS flows from the air outlet OT to the cooling hole 121, and the environment The cold air CA flows into the inner space IS from the heat dissipation holes 121 and the air outlet OT to achieve the effect of heat exchange, thereby improving the heat dissipation efficiency in the inner space IS of the first body 110 . In addition, there is a distance D between the support plate 150 and the first body 110, so as to raise the height of the first body 110 relative to the plane, so that the cold air CA in the environment can also be distributed on the bottom of the first body 110, thereby raising the height of the first body 110. A cooling efficiency of the bottom of the body 110 .

FIG. 3A is a perspective view of some components in a folded state of the electronic device of FIG. 1A . FIG. 3B is a perspective view of some components in an unfolded state of the electronic device of FIG. 1C . 4A to 4C are schematic views of the movement of the pivot module, the back cover and the support plate of the electronic device in FIG. 1A during the unfolding process.

3A, 3B and 4A, the pivot module 130 has a shaft 131, a main gear 132, a first driven gear 133, a second driven gear 134, a first bracket 135 and a second Bracket 136. The shaft 131 is pivotally connected to the first body 110 and the housing H of the pivot module 130, the main gear 132 is fixed on one side of the shaft 131 and is located in the housing H of the pivot module 130, and the first driven gear 133 is pivotally connected to the housing H of the pivot module 130. In the housing H of the pivot module 130 and meshed with the main gear 132 , the second driven gear 134 meshes with the first driven gear 133 and is close to the second end E2 of the pivot module 130 . The first bracket 135 is formed on the other side of the rotating shaft 131 relative to the main gear 132 and the first bracket 135 is connected to the first body 110 . The second bracket 136 is connected to the second body 120 and rotates with the shell H of the pivot module 130 .

The electronic device 100 further includes a rack 160, which is disposed in the housing H of the pivot module 130 and one end of the rack 160 is fixedly connected to the sliding column 151 of the support plate 150, and the second driven gear 134 meshes with the other end of the rack 160. , the extending direction of the rack 160 is parallel to the extending direction of the chute SG.

4A to 4C, when the second body 120 is deployed on the first body 110, the second body 120 drives the first end E1 of the pivot module 130 to rotate relative to the first body 110 through the second bracket 136, and the pivot module 130 rotates relative to the first body 110. The housing H of the group 130 pivots around the rotating shaft 131, the main gear 132 is fixed, the first driven gear 133 is driven by the housing H and rotates along the main gear 132 in the first rotation direction T1, and the second driven gear 134 is driven by the first driven gear 133 to rotate in a second rotation direction T2 opposite to the first rotation direction T1. At the same time, the second driven gear 134 drives the rack 160 and the sliding column 151 to The second body 120 moves (see FIG. 3B ).

4C to 4A, on the contrary, when the second body 120 is folded on the first body 110, the second body 120 drives the first end E1 of the pivot module 130 to rotate relative to the first body 110 through the second bracket 136, and the pivot The housing H of the shaft module 130 pivots around the rotating shaft 131, the main gear 132 is fixed, the first driven gear 133 is driven by the housing H and rotates along the main gear 132 in the second rotation direction T2, and the second driven gear 133 is driven by the housing H to rotate in the second rotation direction T2. The driven gear 134 is driven by the first driven gear 133 to rotate in the first rotation direction T1. At the same time, the second driven gear 134 drives the rack 160 and the sliding column 151 to gradually move away from the second body 120 along the chute SG (see Figure 3A).

Referring to FIGS. 2A to 2C , the electronic device 100 further includes an elastic layer 170 located between the first body 110 and the second body 120 . A first side S1 of the elastic layer 170 is connected to an edge of the cover 140 , and a second side S2 of the elastic layer 170 is connected to an outlet edge of the air outlet OT of the first body 110 . In addition, the elastic layer 170 is suitable for assisting in driving the cover body 140 to slide along the slide rail 122 of the second body 120 .

Referring to FIG. 2B and FIG. 2C, when the first body 110 and the second body 120 are unfolded, the cover body 140 drives the first side S1 of the elastic layer 170 to move in the cooling hole 121, so as to shrink the elastic layer 170 and release the elastic force, so that The air outlet OT communicates with the cooling hole 121 . Referring to FIG. 2A, when the first body 110 and the second body 120 are closed, the cover 140 is accommodated in the heat dissipation hole 121 of the second body 120 and drives the first side S1 of the elastic layer 170 to move in the heat dissipation hole 121, so as to Stretching the elastic layer 170 and accumulating elastic force makes the support plate 150 cover the rear ends of the first body 110 and the second body 120 .

To sum up, in the electronic device of the present invention, when the first body and the second body are unfolded through the pivot module, the support plate will move along the pivot module to protrude from the first body to lift the first body. The height of the body relative to the plane allows the air in the environment to be distributed between the first body and the plane. At the same time, the support plate also synchronously drives the cover to move along the second body, so that the second body forms cooling holes and communicates with the first body. In the inner space of the body, the hot air in the first body can flow into the environment through the air outlet and the cooling holes, so as to achieve the cooling effect.

Furthermore, the size of the cooling hole and the lifting height depend on the angle change between the first body and the second body, so the electronic device of the present invention has the function of dynamically adjusting the cooling hole and the lifting height, which is suitable for various use situations need.

100: Electronic device 110: The first body 120: Second body 121: cooling hole 122: slide rail 130: Pivot Module 131: rotating shaft 132: Main gear 133: The first driven gear 134: Second driven gear 135: The first bracket 136: Second bracket 140: cover body 141: The first rotating part 150: support plate 151: sliding column 152: the second rotating part 160: Rack 170: elastic layer D: Spacing H: Shell A1: first angle A2: Second angle CA: cold air E1: first end E2: second end HA: hot air IS: interior space OT: air outlet PD: horizontal direction S1: first side S2: second side SG: Chute T1: The first direction of rotation T2: Second direction of rotation

FIG. 1A is a schematic perspective view of a folded state of an electronic device according to an embodiment of the present invention. FIG. 1B is a schematic three-dimensional cross-sectional view of the electronic device in FIG. 1A . FIG. 1C is a schematic perspective view of an expanded state of the electronic device of FIG. 1A . FIG. 1D is a schematic three-dimensional cross-sectional view of the electronic device in FIG. 1C . FIG. 1E is a partially enlarged perspective view of the electronic device in FIG. 1A from another angle. FIG. 1F is a partially enlarged perspective view of the electronic device in FIG. 1C from another angle. 2A to 2C are cross-sectional schematic views of the electronic device in FIG. 1A during the unfolding process. FIG. 3A is a perspective view of some components in a folded state of the electronic device of FIG. 1A . FIG. 3B is a perspective view of some components in an unfolded state of the electronic device of FIG. 1C . 4A to 4C are schematic views of the movement of the pivot module, the back cover and the support plate during the unfolding process of the electronic device of FIG. 1A .

100: Electronic device

110: The first body

120: Second body

121: cooling hole

140: cover body

150: support plate

Claims (11)

An electronic device comprising: A first body, having an internal space and an air outlet, the air outlet communicates with the internal space; a second body, rotatably connected to the first body; A pivot module has a first end and a second end, the first end is pivotally connected to the first body and the second end is connected to the second body; a cover, slidably disposed on the second body; and a support plate rotatably connected to the cover and slidably connected to the pivot module, Wherein, when the first body and the second body are unfolded, the support plate moves along the pivot module to protrude from the first body, and the support plate drives the cover to move along the second body to form a cooling hole. The electronic device as claimed in item 1, wherein the pivot module has a chute, the support plate has a sliding column, and the sliding column passes through the chute and is suitable for reciprocating movement along the chute, to change a first included angle between the cover and the support plate. The electronic device according to claim 1, wherein the pivot module has a rotating shaft, a main gear, a first driven gear and a second driven gear, the rotating shaft is pivotally connected to the first body, the main The gear is fixed on the rotating shaft, the first driven gear is pivotally connected to the pivot module and meshed with the main gear, and the second driven gear is meshed with the first driven gear and is close to the pivot module the second end of the . The electronic device according to claim 3, further comprising a rack, which is arranged in the pivot module and one end of the rack is fixedly connected to a sliding column of the support plate, and the second driven gear meshes with the rack The other end of the rack, the extending direction of the rack is parallel to the extending direction of a chute of the pivot module. In the electronic device according to claim 4, when the second body drives the first end of the pivot module to rotate relative to the first body, the main gear is fixed, and the first driven gear rotates toward the first direction, the second driven gear rotates in a second rotation direction opposite to the first rotation direction, so as to drive the rack and the sliding column to move along the chute toward the second body. The electronic device as claimed in claim 1, further comprising an elastic layer located between the first body and the second body, a first side of the elastic layer is connected to an edge of the cover, the elastic A second side of the layer is connected to an outlet edge of the air outlet. The electronic device according to claim 6, wherein when the first body and the second body are unfolded, the cover drives the first side of the elastic layer to move in the heat dissipation hole, so as to shrink the elastic layer and The elastic force is released, so that the air outlet and the cooling hole communicate with each other. The electronic device according to claim 6, wherein when the first body and the second body are closed, the cover is accommodated in the second body and drives the first side of the elastic layer to move in the cooling hole , so as to stretch the elastic layer and accumulate elastic force, so that the support plate covers the rear ends of the first body and the second body. The electronic device according to claim 1, wherein the second body has a slide rail, and the cover body is slidably disposed on the slide rail and is suitable for moving relative to the second body to close the second body or form a The thermal vias. The electronic device according to claim 2, wherein in the unfolded state, there is a second included angle between the first body and the second body, and the angle of the second included angle is inversely proportional to the angle of the first included angle, There is a distance between the support plate and the first body. The electronic device according to claim 1, wherein the cover body has a first rotating portion, the support plate has a second rotating portion, and the first rotating portion and the second rotating portion are pivotally connected to each other.

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