TWI790098B - Lifting module and electronic device - Google Patents

Abstract

A lifting module is connected to a first body and a second body. The lifting module includes a fixed base, a first gear shaft, a second gear shaft, and a gear assembly. The first gear shaft is connected to the fixed base pivotally and is fixed to the first body. The second gear shaft is connected to the fixed base pivotally and is fixed to the second body. The second gear shaft is parallel to the first gear shaft. The gear assembly is connected into the fixed base pivotally, and includes a first gear, a second gear, and a third gear. The first gear is engaged with the first gear shaft. The second gear is fixed to the first gear coaxially. The third gear is engaged with the second gear and the second gear shaft. The rotation speed of the first gear is greater than the rotation speed of the third gear, so that the angle between the first body and the fixed base is greater than the angle between the fixed base and the second body in an unfolded state. An electronic device is also provided.

Description

Lifting module and electronic device

The present invention relates to a module and a device, and in particular to a lifting module and an electronic device.

With the rapid development of technology, electronic devices with dual bodies, such as notebook computers, have become quite common. Users can process and send and receive data anytime and anywhere through these electronic devices, which have become indispensable and important supplies in modern people's life. Taking a notebook computer as an example, the relative pivoting effect is usually achieved through a hinge structure between the two bodies.

If the notebook computer is placed on a desktop with a low height, then in the situation where the relative height of the two bodies cannot be adjusted, the user mostly looks down at the body with the display unit, causing the user's posture Improper compression of the cervical spine will lead to body pain and disease attacks in the long run. Therefore, as the usage requirements become more and more diversified, the module that can make the two bodies rotate and lift relatively according to the requirements is the focus of current research.

The invention provides a lifting module, which is connected between the first body and the second body, and can adjust the unfolding and lifting of the first body relative to the second body according to requirements.

The present invention provides an electronic device, which has the lifting module mentioned above.

The lifting module of the present invention is connected between the first body and the second body. The lifting module includes a fixed seat, a first gear shaft, a second gear shaft and a gear set. The first gear shaft is pivotally connected to the fixing seat. The first gear shaft is fixed on the first body. The second gear shaft is pivotally connected to the fixing seat. The second gear shaft is fixed on the second body. The second gear shaft is parallel to the first gear shaft. The gear set is pivotally connected to the fixed seat. The gear set includes a first gear, a second gear and at least one third gear. The first gear meshes with the first gear shaft. The second gear is coaxially fixed to the first gear. At least one third gear meshes with the second gear and the second gear shaft. The rotation speed of the first gear is higher than the rotation speed of at least one third gear, so that the deployment angle of the first body relative to the fixing base is greater than that of the fixing base relative to the second body in the deployed state.

In an embodiment of the present invention, the number of teeth of the above-mentioned first gear is greater than the number of teeth of the second gear. The number of teeth of at least one third gear is greater than the number of teeth of the second gear.

In an embodiment of the present invention, when the above-mentioned is in the unfolded state, the unfolding angle of the fixing seat relative to the second body fixed by the second gear shaft is less than 90 degrees.

In an embodiment of the present invention, the number of the at least one third gear is an odd number, so that the rotation direction of the first body relative to the fixing base is opposite to the rotation direction of the fixing base relative to the second body.

The electronic device of the present invention includes a first body, a second body and a lifting module. The lifting module is connected between the first body and the second body. The lifting module includes a fixed seat, a first gear shaft, a second gear shaft and a gear set. The first gear shaft is pivotally connected to the fixing seat. The first gear shaft is fixed on the first body. The second gear shaft is pivotally connected to the fixing seat. The second gear shaft is fixed on the second body. The second gear shaft is parallel to the first gear shaft. The gear set is pivotally connected to the fixed seat. The gear set includes a first gear, a second gear and at least one third gear. The first gear meshes with the first gear shaft. The second gear is coaxially fixed to the first gear. At least one third gear meshes with the second gear and the second gear shaft. The rotation speed of the first gear is higher than the rotation speed of at least one third gear, so that the deployment angle of the first body relative to the fixing base is greater than that of the fixing base relative to the second body in the deployed state.

In an embodiment of the present invention, the number of teeth of the above-mentioned first gear is greater than the number of teeth of the second gear. The number of teeth of at least one third gear is greater than the number of teeth of the second gear.

In an embodiment of the present invention, when the above-mentioned is in the unfolded state, the unfolding angle of the fixing seat relative to the second body fixed by the second gear shaft is less than 90 degrees.

In an embodiment of the present invention, the number of the at least one third gear is an odd number, so that the rotation direction of the first body relative to the fixing base is opposite to the rotation direction of the fixing base relative to the second body.

In an embodiment of the present invention, the above-mentioned second body has an accommodating slot. The accommodating groove of the second body is used for accommodating the lifting module.

In an embodiment of the present invention, the above-mentioned first body includes a pair of covers. The pair of cover covers partially the first gear shaft. The fixing seat is located between the pair of covers.

Based on the above, the lifting module of the present invention is connected between the first body and the second body, so that the first body is unfolded relative to the second body and at the same time the lifting action is achieved. Moreover, in the lifting module of the present invention, since the first gear shaft engages with the first gear of the gear set and is fixed to the first body, the second gear shaft engages with the third gear of the gear set and is fixed to the second gear set. The machine body, and the gear set is pivotally connected to the fixed seat. By adjusting the relative relationship between the number of teeth of the first gear, the second gear and the third gear in the gear set, the rotation speed of the first gear is greater than the rotation speed of the third gear , so that the deployment angle of the first body relative to the fixed base and the deployment angle of the fixation base relative to the second body can be controlled according to requirements, so as to adjust the deployment and lifting of the first body relative to the second body.

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

FIG. 1 is a side view of an electronic device in which a first body is closed to a second body according to an embodiment of the present invention. FIG. 2 is a side view of the first body of the electronic device shown in FIG. 1 being deployed and raised relative to the second body. FIG. 3A is a perspective view of the electronic device of FIG. 2 . FIG. 3B is a partially enlarged view of the electronic device of FIG. 3A . FIG. 3C is a partial side view of the electronic device of FIG. 3A . It should be noted that the Cartesian coordinates X-Y-Z are also provided here to facilitate related description and reference of subsequent components. Moreover, in order to clearly illustrate the structure of the lifting module 130 , the fixing base 131 in FIGS. 3A and 3B is shown by dotted lines, and the second body 120 and the fixing base 131 in FIG. 3C are shown by dotted lines.

Please refer to FIG. 1 and FIG. 2 first. The electronic device 100 of this embodiment includes a first body 110 , a second body 120 and a lifting module 130 ( FIG. 2 ). The lifting module 130 is connected between the first body 110 and the second body 120 so that the second body 120 can be unfolded and lifted relative to the first body 110 . Here, the electronic device 100 is, for example, a notebook computer, wherein the first body 110 is, for example, a body with a display unit, and the second body 120 is, for example, a body with an input module, so that the user can adjust the electronic device 100 according to needs, It is not necessary to look down at the first body 110 with the display unit, but it is not limited thereto.

In detail, please refer to FIG. 3A and FIG. 3B. In this embodiment, the lifting module 130 includes a fixed seat 131, a first gear shaft 132, a second gear shaft 133 parallel to the first gear shaft 132, and a gear set 134. . The fixing seat 131 has a first end E1 and a second end E2 opposite to each other. The first gear shaft 132 is pivotally connected to the first end E1 of the fixing base 131 along the Y axis and is fixed on the first body 110 , and the second gear shaft 133 is pivotally connected to the second end E2 of the fixing base 131 along the Y axis and is fixed on the first body 110 . The second body 120 . The gear set 134 is pivotally connected to the fixing base 131 and located between the first end E1 and the second end E2 of the fixing base 131 .

In more detail, please refer to FIG. 3B and FIG. 3C . In this embodiment, the gear set 134 includes a first gear G1 , a second gear G2 and three third gears G3 - 1 , G3 - 2 , and G3 - 3 . The first gear G1 meshes with the first gear shaft 132 , and the second gear G2 is coaxially fixed to the first gear G1 . One of the third gears G3 - 1 is engaged with the second gear G2 , and the other third gear G3 - 3 is engaged with the second gear shaft 133 . Another third gear G3-2 meshes with one of the third gears G3-1 and the other third gear G3-3, and is located between one of the third gears G3-1 and the other third gear G3-3.

Here, it should be noted that, in this embodiment, the first gear shaft 132 rotates along the first axis A1 (along the direction of the Y axis), the first gear G1 rotates along the second axis A2, and the second gear G1 rotates along the second axis A2. The gear G2 and the three third gears G3-1, G3-2, and G3-3 rotate in a direction parallel to the second axis A2, wherein the first axis A1 is parallel to the tangent of the fixed seat 131 at the first end E1 The direction X1 and the second axis A2 are parallel to the normal direction X2 of the fixing seat 131 .

That is to say, in this embodiment, the first gear G1 engaging with the first gear shaft 132 and the third gear G3-3 engaging with the second gear shaft 133 are respectively steering gears, so that the first gear shaft 132 The rotation direction is different from that of the first gear G1, and makes the rotation direction of the second gear shaft 133 different from that of the third gear G3-3.

When the first body 110 is unfolded relative to the second body 120 and changes from the initial state M1 in FIG. 1 to the unfolded state M2 in FIG. 2 to FIG. One axis A1 (along the direction of the Y axis) rotates. At this time, the rotation of the first gear shaft 132 will drive the first gear G1, the second gear G2 and the three third gears G3-1, G3-2, G3-3 to rotate in sequence, so that the fixed seat 131 is relatively opposite to the third gear. The second body 120 on which the second gear shaft 133 is fixed rotates along a direction parallel to the first axis A1 (a direction parallel to the Y axis).

Therefore, when the first body 110 is unfolded relative to the second body 120 to the unfolded state M2 ( FIGS. 2 to 3C ), it can drive the first gear shaft 132 , the second gear shaft 133 and the gear set 134 of the lifting module 130 . The first gear G1, the second gear G2 and the three third gears G3-1, G3-2, G3-3 are rotated, so that the first body 110 is launched relative to the fixed seat 131, and the fixed seat 131 is relative to the second The unfolding of the body 120 allows the first body 110 to be unfolded relative to the second body 120 and at the same time achieves a lifting action.

And, since the number of teeth of the first gear G1 is greater than the number of teeth of the second gear G2, and the number of teeth of the three third gears G3-1, G3-2, G3-3 is greater than the number of teeth of the second gear G2, the first gear G1 The rotation speed is greater than the rotation speed of the three third gears G3-1, G3-2, G3-3, so that the deployment speed of the first body 110 relative to the fixed seat 131 is greater than the deployment speed of the fixed seat 131 relative to the second body 120, Further, the deployment angle AN1 ( FIG. 2 ) of the first body 110 relative to the fixing base 131 is greater than the deployment angle AN2 ( FIG. 2 ) of the fixing base 131 relative to the second body 120 .

Thereby, the electronic device 100 of this embodiment, through the setting of the lifting module 130, can make the first body 110 expand relative to the second body 120 and also achieve the lifting action at the same time, and can adjust the first body 130 in the lifting module 130. The relative relationship of the number of teeth of the first gear G1, the second gear G2 and the three third gears G3-1, G3-2, G3-3 controls the expansion angle AN1 of the first body 110 relative to the fixed seat 131 and the relative relationship between the fixed seat 131 at the deployment angle AN2 of the second body 120 .

The electronic device 100 is further described below.

Please refer to Fig. 3B, in this embodiment, since the quantity of the third gear is an odd number, the rotation direction (clockwise arrow in Fig. 3B) of the first gear G1 engaging the first gear shaft 132 is opposite to that of engaging the first gear shaft 132. The third gear G3-3 of the second gear shaft 133 (the counterclockwise arrow in FIG. 3B ), so that the rotation direction of the first body 110 relative to the fixed seat 131 (the clockwise arrow in FIG. 3B ) is opposite to the fixed seat 131 Relative to the rotation direction of the second body 120 (counterclockwise arrow in FIG. 3B ). It should be noted here that, in this embodiment, when the first body 110 is deployed relative to the second body 120 to the unfolded state M2, the fixing base 131 is fixed relative to the second gear shaft 133 of the second body 120. The deployment angle AN2 is less than 90 degrees, but not limited thereto.

Thereby, the lifting module 130 can be smoothly accommodated in the second body 120 when the first body 110 is closed to the second body 120 (initial state M1), and the lifting module 130 can be stored in the second body 120 when the first body 110 is relative to the second body 120 . When the second body 120 is unfolded and lifted (the unfolded state M2 ), it can operate smoothly without affecting the unfolding and lifting of the first body 110 relative to the second body 120 , reducing the thickness of the electronic device 100 .

FIG. 4 is an exploded view of some components of the electronic device of FIG. 2 . Please refer to FIG. 4 , in this embodiment, the lifting module 130 further includes a pair of first brackets 135 and second brackets 136 . The pair of first brackets 135 are fixed on the first body 110 , and the second brackets 136 are fixed on the second body 120 . It should be noted that the pair of first bracket 135 and second bracket 136 are, for example, L-shaped brackets, so that the first body 110 and the first gear shaft 132 can be respectively fixed on the two ends of the first bracket 135, and the second body can 120 and the second gear shaft 133 can be respectively fixed on two ends of the second bracket 136, but not limited thereto.

Please refer to FIG. 4 , in this embodiment, the first gear shaft 132 includes a first external tooth portion 132a, a pair of first fixing portions 132b and a first pivot portion 132c, and the second gear shaft 133 includes a second external tooth portion part 133a and a pair of second fixing parts 133b. The first external tooth portion 132a is located between the pair of first fixing portions 132b along the Y-axis direction, and the first pivot portion 132c is connected between the first external tooth portion 132a and the pair of first fixing portions 132b. The second external tooth portion 133a is axially connected between the pair of second fixing portions 133b along the Y direction.

Specifically, in this embodiment, the first external tooth portion 132a engages with the first gear G1, the pair of first fixing portions 132b are respectively fixed on the pair of first brackets 135, and the first pivot portion 132c is pivotally connected Fixing seat 131. The second external tooth portion 133 a meshes with the third gear G3 - 3 , and the pair of second fixing portions 133 b are fixed to the second bracket 136 .

Furthermore, in this embodiment, the lifting module 130 further includes a pair of torsion elements 137 . The pair of torsion elements 137 are sleeved on the first pivot portion 132c of the first gear shaft 132 along the Y axis, and the first external tooth portion 132a is located between the pair of torsion elements 137 . The pair of torsion pieces 137 further include protrusions 137 a respectively, and the pair of torsion pieces 137 are connected to the fixing seat 131 through the protrusions 137 a.

In this way, when the first body 110 is unfolded relative to the second body 120 to make the first body 110 rotate relative to the fixed seat 131, since the first body 110 drives the first gear shaft 132 to rotate relative to the fixed seat 131, the sheathing The pair of torsion pieces 137 on the first gear shaft 132 and connected to the fixing base 131 will generate torsion force, so that the first gear shaft 132 can drive the first gear G1, the second gear G2, The three third gears G3 - 1 , G3 - 2 , G3 - 3 and the second gear shaft 133 rotate, so that the first body 110 is unfolded relative to the second body 120 and at the same time the movement of lifting is achieved.

In addition, please refer to FIG. 3A , in this embodiment, the first body 110 includes a pair of covers 111 , and the second body 120 has a receiving groove 121 . The pair of covers 111 respectively cover the first gear shaft 132 , and the accommodating groove 121 of the second body 120 is used for accommodating the lifting module 130 .

It must be noted here that the following embodiments use the component numbers and part of the content of the previous embodiments, wherein the same numbers are used to denote the same or similar components, and descriptions of the same technical content are omitted. For the description of omitted parts, reference may be made to the foregoing embodiments, and the following embodiments will not be repeated.

5 is a partial enlarged view of an electronic device in which the first body is deployed and lifted relative to the second body according to another embodiment of the present invention. Please refer to FIG. 3B and FIG. 5 at the same time. The lifting module 130A of this embodiment is similar to the lifting module 130 of FIG. 3B , the difference between the two lies in: the gear set 134A.

Please refer to FIG. 5 , in this embodiment, the gear set 134A includes a first gear G1A, a second gear G2A and a third gear G3A. The first gear G1A meshes with the first gear shaft 132 , and the second gear G2A is coaxially fixed to the first gear G1A. The third gear G3A meshes with the second gear G2A and the second gear shaft 133 .

Here, it should be noted that, in this embodiment, the first gear shaft 132 rotates along the first axis A1 (along the direction of the Y axis), the first gear G1A rotates along the second axis A2, and the second The gear G2A and the third gear G3A rotate in a direction parallel to the second axis A2, wherein the first axis A1 is parallel to the tangential direction X1 of the fixed base 131 at the first end E1, and the second axis A2 is parallel to the fixed axis A2. The normal direction X2 of the seat 131.

That is to say, in this embodiment, the first gear G1A engaged with the first gear shaft 132 and the third gear G3A engaged with the second gear shaft 133 are respectively steering gears, so that the rotation direction of the first gear shaft 132 It is different from the rotation direction of the first gear G1A, and makes the rotation direction of the second gear shaft 133 different from the rotation direction of the third gear G3A.

When the first body 110 is unfolded relative to the second body 120 and changes from the initial state M1 in FIG. 1 to the unfolded state M2 in FIG. A1 rotates (along the Y axis direction). At this time, the rotation of the first gear shaft 132 will drive the first gear G1A, the second gear G2A and the three third gears G3A to rotate in sequence, so that the second gear fixed to the second gear shaft 133 on the fixed seat 131 The machine body 120 rotates along a direction parallel to the first axis A1 (a direction parallel to the Y axis).

Therefore, when the first body 110 is deployed to the deployed state M2 ( FIG. 5 ) relative to the second body 120 , it can drive the first gear shaft 132 , the second gear shaft 133 and the first gear shaft 134A of the lifting module 130 . The gear G1A, the second gear G2A and the third gear G3A rotate so that the first body 110 is launched relative to the fixed seat 131, and the fixed seat 131 is launched relative to the second body 120, so that the first body 110 is relative to the second body 120. When the machine body 120 is unfolded, the lifting action is also achieved.

To sum up, the lifting module of the present invention is connected between the first body and the second body, so that the first body is unfolded relative to the second body and at the same time the lifting action is achieved. Moreover, in the lifting module of the present invention, since the first gear shaft engages with the first gear of the gear set and is fixed to the first body, the second gear shaft engages with the third gear of the gear set and is fixed to the second gear set. The machine body, and the gear set is pivotally connected to the fixed seat. By adjusting the relative relationship between the number of teeth of the first gear, the second gear and the third gear in the gear set, the rotation speed of the first gear is greater than the rotation speed of the third gear , so that the deployment angle of the first body relative to the fixed base and the deployment angle of the fixation base relative to the second body can be controlled according to requirements, so as to adjust the deployment and lifting of the first body relative to the second body.

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

100: Electronic device 110: The first body 111: cover 120: Second body 121: storage tank 130, 130A: lifting module 131: fixed seat 132: The first gear shaft 132a: the first external gear part 132b: the first fixed part 132c: the first pivot joint 133: Second gear shaft 133a: the second external tooth part 133b: second fixing part 134, 134A: gear set 135: The first bracket 136: Second bracket 137: Torsion piece 137a: protrusion G1, G1A: first gear G2, G2A: second gear G3-1, G3-2, G3-3, G3A: third gear E1: first end E2: second end A1: first axis A2: Second axis X1: Tangent direction X2: normal direction M1: initial state M2: unfolded state AN1, AN2: deployment angle X-Y-Z: Cartesian coordinates

FIG. 1 is a side view of an electronic device in which a first body is closed to a second body according to an embodiment of the present invention. FIG. 2 is a side view of the first body of the electronic device shown in FIG. 1 being deployed and raised relative to the second body. FIG. 3A is a perspective view of the electronic device of FIG. 2 . FIG. 3B is a partially enlarged view of the electronic device of FIG. 3A . FIG. 3C is a partial side view of the electronic device of FIG. 3A . FIG. 4 is an exploded view of some components of the electronic device of FIG. 2 . 5 is a partial enlarged view of an electronic device in which the first body is deployed and lifted relative to the second body according to another embodiment of the present invention.

110: The first body 120: Second body 130: Lifting module 131: fixed seat 132: The first gear shaft 133: Second gear shaft 134: gear set G1: first gear G2: second gear G3-1, G3-2, G3-3: third gear E1: first end E2: second end A1: first axis A2: Second axis X1: Tangent direction X2: normal direction X-Y-Z: Cartesian coordinates

Claims (10)

A lifting module connected between a first body and a second body, the lifting module includes: a fixed seat; a first gear shaft pivotally connected to the fixing seat and fixed on the first body; a second gear shaft, pivotally connected to the fixing base and fixed on the second body, and parallel to the first gear shaft; and A gear set is pivotally connected to the fixed base, and includes a first gear, a second gear and at least one third gear, wherein the first gear meshes with the first gear shaft, and the second gear is coaxially fixed on the the first gear, and the at least one third gear meshes with the second gear and the second gear shaft, Wherein the rotation speed of the first gear is greater than the rotation speed of the at least one third gear, so that in a deployed state, the deployment angle of the first body relative to the fixing base is greater than the deployment angle of the fixing base relative to the second body . The lifting module as claimed in claim 1, wherein the number of teeth of the first gear is greater than the number of teeth of the second gear, and the number of teeth of the at least one third gear is greater than the number of teeth of the second gear. The lifting module according to claim 1, wherein in the unfolded state, the unfolding angle of the fixing seat relative to the second body on which the second gear shaft is fixed is less than 90 degrees. The lifting module according to claim 1, wherein the number of the at least one third gear is an odd number, so that the rotation direction of the first body relative to the fixing base is opposite to the rotation direction of the fixing base relative to the second body turn around. An electronic device comprising: a first organism; a second organism; and A lifting module, connected between the first body and the second body, the lifting module includes: a fixed seat; a first gear shaft pivotally connected to the fixing seat and fixed on the first body; a second gear shaft, pivotally connected to the fixing base and fixed on the second body, and parallel to the first gear shaft; and A gear set is pivotally connected to the fixed base, and includes a first gear, a second gear and at least one third gear, wherein the first gear meshes with the first gear shaft, and the second gear is coaxially fixed on the the first gear, and the at least one third gear meshes with the second gear and the second gear shaft, Wherein the rotation speed of the first gear is greater than the rotation speed of the at least one third gear, so that in a deployed state, the deployment angle of the first body relative to the fixing base is greater than the deployment angle of the fixing base relative to the second body . The electronic device as claimed in claim 5, wherein the number of teeth of the first gear is greater than the number of teeth of the second gear, and the number of teeth of the at least one third gear is greater than the number of teeth of the second gear. The electronic device according to claim 5, wherein in the unfolded state, the unfolding angle of the fixing seat relative to the second body on which the second gear shaft is fixed is less than 90 degrees. The electronic device according to claim 5, wherein the number of the at least one third gear is an odd number, so that the rotation direction of the first body relative to the fixing base is opposite to the rotation of the fixing base relative to the second body direction. The electronic device as claimed in claim 5, wherein the second body has an accommodating slot, and the accommodating slot of the second body is used for accommodating the lifting module. The electronic device as claimed in claim 5, wherein the first body includes a pair of sleeves covering part of the first gear shaft, and the fixing seat is located between the pair of sleeves.

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