CN201845273U - Notebook computer and pivoting mechanism - Google Patents

Abstract

A notebook computer and a pivoting mechanism are provided, wherein the pivoting mechanism comprises a first rotating shaft, a second rotating shaft, a first friction piece, a second friction piece, a torsion spring and a limiting piece, wherein the first rotating shaft and the second rotating shaft are mutually pivoted. The first friction piece is fixed on the first rotating shaft and is provided with two inclined planes. The second friction piece is fixed on the second rotating shaft and is provided with a convex block which is abutted against the first friction piece. When the first friction piece and the second friction piece rotate relatively, the convex block moves along the two inclined planes in sequence to increase the positive force between the first friction piece and the second friction piece. The first end of the torsion spring is fixed on the second friction piece. The limiting piece is fixed on the first rotating shaft and provided with a limiting groove. The second end of the torsion spring is positioned in the limiting groove. When the second rotating shaft drives the torsion spring to rotate, the second end moves to abut against the tail end of the limiting groove. When the second rotating shaft continues to drive the torsion spring to rotate, the torsion spring stores elastic potential energy. The utility model discloses a notebook computer, its pivot mechanism can avoid the user to make two organisms of notebook computer produce unexpected pivot because of the application of force is too big when carrying out touch-control operation.

Description

Laptop and Pivot Mechanism

【Technical field】

The utility model relates to an electronic device and a pivot mechanism, in particular to a notebook computer and a pivot mechanism.

【Background technique】

Benefiting from the progress of semiconductor components and display technology, electronic devices are constantly developing towards the direction of small size, multi-function and portability. Common portable electronic devices include personal digital assistants, mobile phones ), notebook computer (notebook computer), etc. The portable electronic device adopts a folding method to reduce the storage area, so as to achieve the purpose of light, thin and short electronic products. Taking a notebook computer as an example, a general notebook computer is mostly composed of a host and a display device, wherein the host and the display device are pivotally connected to each other. The user can close the host computer and the display device of the notebook computer through the relative rotation of the host computer and the display device for easy carrying, and then unfold the display device for easy operation when the notebook computer is to be used.

Generally, a pivoting mechanism is arranged between the mainframe and the display device of the notebook computer, so that the mainframe and the display device are suitable for opening or closing through relative rotation of the pivoting mechanism. Specifically, in order to make the display device fixed at any unfolding angle when unfolded relative to the host, two friction members can be arranged on the pivot mechanism. As the display device is unfolded relative to the host, the two friction members rotate relative to each other and contact each other with their convex structures to increase the friction between each other, thereby achieving the effect of fixing the relative angle of the display device relative to the host. However, when the user performs a touch operation on the display device, if the pressing force on the display device is greater than the frictional force between the two friction members, the display device will still rotate unexpectedly relative to the host, causing inconvenience in use.

Chinese Taiwan Patent No. TWM252248 discloses a pivoting hinge suitable for a notebook computer, which uses a torsion spring to counteract the resistance of turning the screen so that the user can open the screen smoothly. China Taiwan Patent Publication No. TW200803695 discloses a hinge structure suitable for a foldable electronic device, which uses a torsion spring to control the pivoting resistance of the two bodies of the notebook computer. China Taiwan Patent No. TW389088 discloses a hinge, which utilizes a spring to control the pivoting resistance.

【Content of utility model】

The utility model provides a notebook computer, the pivoting mechanism of which can prevent the unexpected pivoting of the two bodies of the notebook computer due to excessive force applied when the user performs a touch operation.

The utility model proposes a pivoting mechanism, which can prevent the unexpected pivoting of the two bodies of the notebook computer due to excessive force applied when the user performs a touch operation.

Other purposes and advantages of the utility model can be further understood from the technical characteristics disclosed in the utility model.

An embodiment of the present invention provides a notebook computer, which includes a first body, a second body and a pivoting mechanism. The pivoting mechanism includes a first rotating shaft, a second rotating shaft, a first friction member, a second friction member, a torsion spring and a limiting member. The first rotating shaft is connected to the first body. The second rotating shaft is connected to the second body and pivotally connected to the first rotating shaft. The first friction member is fixed on the first rotating shaft and has a first slope and a second slope. The second friction member is fixed on the second rotating shaft and has a protrusion, wherein the protrusion bears against the first friction member. When the second rotating shaft rotates relative to the first rotating shaft and drives the second friction member to rotate relative to the first friction member, the protrusion moves from the first position to the second position through the first slope, thereby increasing the first friction member and the second friction member positive force between. When the second rotating shaft continues to rotate relative to the first rotating shaft and continues to drive the second friction member to rotate relative to the first friction member, the protrusion moves from the second position to the third position through the second slope, thereby increasing the contact between the first friction member and the second friction member. The normal force between the friction parts. The first end of the torsion spring is fixed on the second friction piece. The limiting member is fixed on the first rotating shaft and has a limiting slot, wherein the second end of the torsion spring is located in the limiting slot. When the second rotating shaft rotates relative to the first rotating shaft and drives the torsion spring to rotate relative to the limiting member, the second end of the torsion spring moves along the limiting groove and abuts against the end of the limiting groove. When the second rotating shaft continues to rotate relative to the first rotating shaft to drive the first end of the torsion spring to rotate relative to the limiting member, the torsion spring stores elastic potential energy by limiting the second end to the end of the limiting groove.

An embodiment of the utility model provides a pivot mechanism, which is suitable for a notebook computer. The notebook computer includes a first body and a second body. The pivoting mechanism includes a first rotating shaft, a second rotating shaft, a first friction member, a second friction member, a torsion spring and a limiting member. The first rotating shaft is connected to the first body. The second rotating shaft is connected to the second body and pivotally connected to the first rotating shaft. The first friction member is fixed on the first rotating shaft and has a first slope and a second slope. The second friction member is fixed on the second rotating shaft and has a protrusion, wherein the protrusion bears against the first friction member. When the second rotating shaft rotates relative to the first rotating shaft and drives the second friction member to rotate relative to the first friction member, the protrusion moves from the first position to the second position through the first slope, thereby increasing the first friction member and the second friction member positive force between. When the second rotating shaft continues to rotate relative to the first rotating shaft and continues to drive the second friction member to rotate relative to the first friction member, the protrusion moves from the second position to the third position through the second slope, thereby increasing the contact between the first friction member and the second friction member. The normal force between the friction parts. The first end of the torsion spring is fixed on the second friction piece. The limiting member is fixed on the first rotating shaft and has a limiting slot, wherein the second end of the torsion spring is located in the limiting slot. When the second rotating shaft rotates relative to the first rotating shaft and drives the torsion spring to rotate relative to the limiting member, the second end of the torsion spring moves along the limiting groove and abuts against the end of the limiting groove. When the second rotating shaft continues to rotate relative to the first rotating shaft to drive the first end of the torsion spring to rotate relative to the limiting member, the torsion spring stores elastic potential energy by limiting the second end to the end of the limiting groove.

In the notebook computer and the pivoting mechanism, when the protrusion is at the second position, the second end is at the end of the limiting slot.

In the notebook computer and the pivoting mechanism, the second friction member has a notch, and the first end of the torsion spring is fixed to the notch.

Said notebook computer and pivoting mechanism, wherein, the first friction member is a ring structure and surrounds the first rotating shaft.

In the notebook computer and the pivoting mechanism, the second friction member is a ring structure and surrounds the first rotating shaft.

In the notebook computer and the pivoting mechanism, the limiting member is a ring structure and surrounds the first rotating shaft.

In the notebook computer and the pivoting mechanism, the torsion spring is sheathed on the first rotating shaft.

The above-mentioned notebook computer and the pivoting mechanism, wherein the pivoting mechanism further includes: a plurality of washers sleeved on the first rotating shaft, wherein the limiting member is located between the washers and the torsion spring; and a screw The cap is screwed on the first rotating shaft and the washers are pressed against the stopper.

Based on the above, the above-mentioned embodiments of the present invention have at least one of the following advantages. , the projection of the second friction piece will move along the first slope and the second slope of the first friction piece in sequence, so as to gradually increase the friction force between the first friction piece and the second friction piece, and the torsion spring will pass through The limit of the limit slot generates an elastic force against pivoting. Under the combined action of the frictional force and the elastic force, it is possible to avoid unexpected pivoting of the two bodies of the notebook computer due to excessive force applied when the user performs a touch operation. In addition, when the user closes the notebook computer, the elastic potential energy stored in the torsion spring will be released to provide an elastic force to drive the notebook computer to close. In this way, the user can close the notebook computer with less effort, and reduce the probability of structural deformation of the notebook computer due to excessive force exerted by the user.

In order to make the above-mentioned features and advantages of the present invention more comprehensible, a number of embodiments will be described in detail below together with the accompanying drawings.

【Description of drawings】

FIG. 1 is a schematic diagram of a notebook computer according to an embodiment of the present invention.

FIG. 2 is a side view of the pivot mechanism of FIG. 1 along a viewing angle A. FIG.

FIG. 3 is an exploded view of the pivot mechanism of FIG. 2 .

FIG. 4 is a perspective view of the first friction member in FIG. 2 .

FIG. 5 is a perspective view of the second friction member in FIG. 2 .

FIG. 6 is a side view of the limiting member of FIG. 2 along a viewing angle B. FIG.

7A to 7C are operation flowcharts of the notebook computer in FIG. 1 .

8A to 8C are flow charts of the operation of the pivot mechanism in FIG. 2 .

100: Laptop

110: The first body

120: Second Body

130: pivot mechanism

131: The first shaft

132: Second shaft

133: The first friction part

133a: first bevel

133b: second bevel

134: Second friction member

134a: bump

134b: Gap

135: Gasket

136: torsion spring

136a: first end

136b: second end

137: Nut

138: limit piece

138a: limit slot

E1, E2: end

【Detailed ways】

The aforementioned and other technical contents, features and functions of the present invention will be clearly presented in the following detailed descriptions of multiple embodiments with reference to the drawings. The directional terms mentioned in the following embodiments, such as "upper", "lower", "front", "rear", "left", "right", etc., are only referring to the directions of the attached drawings. Accordingly, the directional terms used are for illustration, not for limitation of the present invention.

FIG. 1 is a schematic diagram of a notebook computer according to an embodiment of the present invention. Please refer to FIG. 1 , the notebook computer 100 of this embodiment includes a first body 110 , a second body 120 and a pivot mechanism 130 . The first body 110 and the second body 120 are, for example, the host and the display device of the notebook computer 100 respectively. FIG. 2 is a side view of the pivot mechanism of FIG. 1 along a viewing angle A. FIG. FIG. 3 is an exploded view of the pivot mechanism of FIG. 2 . Referring to FIG. 2 and FIG. 3 , the pivot mechanism 130 includes a first shaft 131 , a second shaft 132 , a first friction member 133 , a second friction member 134 , a torsion spring 136 and a limiting member 138 . The first rotating shaft 131 is connected to the first body 110 . The second shaft 132 is connected to the second body 120 and pivotally connected to the first shaft 131 .

FIG. 4 is a perspective view of the first friction member in FIG. 2 . FIG. 5 is a perspective view of the second friction member in FIG. 2 . Please refer to FIG. 2 to FIG. 5 , the first friction member 133 is fixed on the first rotating shaft 131 and has a first slope 133 a and a second slope 133 b (only shown in FIG. 4 ). The second friction member 134 is fixed on the second rotating shaft 132 and has a protrusion 134 a, wherein the protrusion 134 a bears against the first friction member 133 . FIG. 6 is a side view of the limiting member of FIG. 2 along a viewing angle B. FIG. Please refer to FIG. 2, FIG. 3 and FIG. 6, the limiting member 138 is fixed on the first rotating shaft 131 and has a limiting groove 138a, the first end 136a of the torsion spring 136 is fixed on the second friction member 134, and the torsion spring 136 The second end 136b of the second end is located in the limiting groove 138a.

7A to 7C are operation flowcharts of the notebook computer in FIG. 1 . 8A to 8C are flow charts of the operation of the pivot mechanism in FIG. 2 . When the user applies force to the second body 120 in FIG. 1 to pivot relative to the first body 110 to the state shown in FIG. 7A , the second shaft 132 in FIG. 2 will be driven to rotate relative to the first shaft 131 to Drive the second friction member 134 to rotate relative to the first friction member 133 to the state shown in FIG. 8A . During this process, the protruding block 134a will move from the position shown in FIG. 2 to the position shown in FIG. 8A via the first slope 133a, thereby increasing the normal force between the first friction member 133 and the second friction member 134 . Therefore, the frictional force between the first friction member 133 and the second friction member 134 will increase, so that the relative angle between the first body 110 and the second body 120 can be fixed when the user stops applying force.

When the user continues to apply force to the second body 120 in FIG. 7A to pivot relative to the first body 110 to the state shown in FIG. 7B , the second shaft 132 in FIG. 8A will continue to rotate relative to the first shaft 131 to drive the second The second friction member 134 rotates relative to the first friction member 133 . At this time, the protruding block 134a will move from the position shown in FIG. 8A to the position shown in FIG. 8B and start to contact the second inclined surface 133b (only shown in FIG. 4 ).

Next, when the user continues to apply force to the second body 120 in FIG. 7B to pivot relative to the first body 110 to the state shown in FIG. 7C , the second shaft 132 in FIG. 8B will continue to rotate relative to the first shaft 131 and The second friction member 134 is driven to rotate relative to the first friction member 133 . At this time, the protrusion 134a will move from the position shown in FIG. 8B to the position shown in FIG. 8C through the second inclined surface 133b (only shown in FIG. 4 ), thereby increasing the positive direction between the first friction member 133 and the second friction member 134. force. Therefore, the frictional force between the first friction member 133 and the second friction member 134 will further increase, so that the relative angle between the first body 110 and the second body 120 can be more firmly fixed when the user stops applying force.

In this embodiment, in addition to fixing the relative angle between the first body 110 and the second body 120 by the friction force between the first friction member 133 and the second friction member 134, the elasticity of the torsion spring 136 The relative angle between the first body 110 and the second body 120 is fixed by force, which will be described below with reference to the figures.

When the pivoting structure 130 is in the state shown in FIG. 2 , the second end 136 b of the torsion spring 136 is located at the end E1 of the limiting slot 138 a as shown in FIG. 6 . When the first rotating shaft 131 and the second rotating shaft 132 are relatively rotated from the state shown in FIG. 2 to the state shown in FIG. 8B (at this time, the angle between the first body 110 and the second body 120 is, for example, 90 degrees as shown in FIG. 7B ) , the torsion spring 136 is driven to rotate relative to the limiting member 138, so that the second end 136b of the torsion spring 136 moves along the limiting groove 138a and abuts against the other end E2 of the limiting groove 138a. Next, when the first rotating shaft 131 and the second rotating shaft 132 continue to rotate relative to each other to drive the torsion spring 136 to move to the state shown in FIG. The limit produces elastic deformation and stores elastic potential energy.

Under the combined action of the frictional force between the first friction member 133 and the second friction member 134 and the elastic force of the torsion spring 136, it is possible to prevent the user from causing excessive force when the user touches the second body 120. As a result, the first body 110 and the second body 120 produce an unexpected pivot. In addition, when the user closes the notebook computer 100 , the elastic potential energy stored in the torsion spring 136 is released to provide an elastic force to drive the notebook computer 100 to close. Thereby, the user can close the notebook computer 100 with less effort, and can reduce the possibility of structural deformation of the notebook computer 100 due to excessive force exerted by the user.

It should be noted that the pivoting mechanism 130 of this embodiment is designed such that when the projection 134a of the second friction member 134 starts to move along the second inclined surface 133b of the first friction member 133, the torsion spring 136 starts to move by limiting The limit of the end E2 of the groove 138a produces elastic deformation and stores elastic potential energy, so that during the actuation process of Fig. 8B to Fig. 8C, the first friction member 133 and the second friction member 134 are lifted simultaneously. The frictional force and the elastic force of the torsion spring 136 effectively increase the force for resisting the relative pivoting of the first body 110 and the second body 120 to achieve the effect of fixing the relative angle between the first body 110 and the second body 120 .

Please refer to FIG. 3 and FIG. 5 , in detail, the second friction member 134 of this embodiment has a notch 134b, and the first end 136a of the torsion spring 136 is fixed to the notch 134b. In addition, in this embodiment, the first friction member 133, the second friction member 134 and the limiting member 138 are all designed as annular structures and are suitable for being arranged around the first rotating shaft 131, while the torsion spring 136 Sleeved on the first rotating shaft 131 and located between the second friction member 134 and the limiting member 138 .

In addition, as shown in FIGS. 2 and 3 , the pivoting mechanism 130 of this embodiment further includes a plurality of washers 135 (five are shown) and nuts 137 . The washers 135 are sleeved on the first rotating shaft 131 , and the limiting member 138 is located between the washers 135 and the torsion spring 136 . The nut 137 is screwed on the first rotating shaft 131 and these washers 135 are pressed against the stopper 138, so that the first friction member 133 is pressed against the second friction member 134 through the stopper 138 and the torsion spring 136, so that the first friction member 133 is pressed against the second friction member 134. A frictional force is adapted to be generated between the first friction member 133 and the second friction member 134 .

To sum up, the above-mentioned embodiments of the present invention have at least one of the following advantages. In the above-mentioned embodiments of the present invention, when the first rotating shaft and the second rotating shaft rotate relatively During the process, the protrusion of the second friction member will move along the first slope and the second slope of the first friction member in order to gradually increase the friction force between the first friction member and the second friction member, and the torsion spring will The elastic force against pivoting is generated by the limiting of the limiting groove. Under the combined action of the frictional force and the elastic force, it is possible to avoid unexpected pivoting of the two bodies of the notebook computer due to excessive force applied when the user performs a touch operation. In addition, when the user closes the notebook computer, the elastic potential energy stored in the torsion spring will be released to provide an elastic force to drive the notebook computer to close. In this way, the user can close the notebook computer with less effort, and reduce the probability of structural deformation of the notebook computer due to excessive force exerted by the user.

The above is only a preferred embodiment of the utility model, and should not limit the scope of implementation of the utility model with this, that is, all simple equivalent changes and modifications made according to the utility model patent scope and creation description content , all still belong to the scope that the utility model patent covers. In addition, any embodiment or patent scope of the present invention does not need to achieve all the objects or advantages or features disclosed in the present invention.

Claims (16)

1. notebook computer is characterized in that: comprising:

One first housing;

One second housing; And

One pivot comprises:

One first rotating shaft is connected in this first housing;

One second rotating shaft is connected in this second housing and is articulated in this first rotating shaft;

One first friction member is fixed in this first rotating shaft and has one first inclined-plane and one second inclined-plane;

One second friction member, be fixed in this second rotating shaft and have a projection, this first friction member of this projection breasting wherein, when this second rotating shaft is rotated and driven this second friction member when this first friction member rotates relative to this first rotating shaft, this projection moves to a second place from a primary importance through this first inclined-plane, and increase positive force between this first friction member and this second friction member, rotate and continue this second friction member of drive when this first friction member rotates when this second rotating shaft continues this first rotating shaft relatively, this projection moves to one the 3rd position from this second place through this second inclined-plane, and increases the positive force between this first friction member and this second friction member;

One torsion spring, one first end of this torsion spring is fixed on this second friction member; And

One locating part, be fixed in this first rotating shaft and have a stopper slot, wherein one second end of this torsion spring is positioned at this stopper slot, when this second rotating shaft is rotated and driven this torsion spring when this locating part rotates relative to this first rotating shaft, this of this torsion spring second end moves and against an end of this stopper slot along this stopper slot, when this second rotating shaft continue relative to this first rotating shaft rotate and this first end of driving this torsion spring when this locating part rotates, this torsion spring by this end of this stopper slot to the spacing of this second end and the storage elasticity potential energy.

2. notebook computer as claimed in claim 1 is characterized in that: when this projection was positioned at this second place, this second end was positioned at this end of this stopper slot.

3. notebook computer as claimed in claim 1 is characterized in that: this second friction member has a breach, and this of this torsion spring first end is fixed in this breach.

4. notebook computer as claimed in claim 1 is characterized in that: this first friction member is ring texture and centers on this first rotating shaft.

5. notebook computer as claimed in claim 1 is characterized in that: this second friction member is ring texture and centers on this first rotating shaft.

6. notebook computer as claimed in claim 1 is characterized in that: this locating part is ring texture and centers on this first rotating shaft.

7. notebook computer as claimed in claim 1 is characterized in that: this torsion spring set is located in this first rotating shaft.

8. notebook computer as claimed in claim 1 is characterized in that: this pivot also comprises:

A plurality of packing rings are sheathed in this first rotating shaft, and wherein this locating part is between these packing rings and this torsion spring; And

One nut, screw lock are in this first rotating shaft and these packing rings are urgent in this locating part.

9. a pivot is applicable to a notebook computer, it is characterized in that: this notebook computer comprises a first housing and a second housing, and this pivot comprises:

One first rotating shaft is suitable for being connected in this first housing;

One second rotating shaft is suitable for being connected in this second housing and is articulated in this first rotating shaft;

One first friction member is fixed in this first rotating shaft and has one first inclined-plane and one second inclined-plane;

One second friction member, be fixed in this second rotating shaft and have a projection, this first friction member of this projection breasting wherein, when this second rotating shaft is rotated and driven this second friction member when this first friction member rotates relative to this first rotating shaft, this projection moves to a second place from a primary importance through this first inclined-plane, and increase positive force between this first friction member and this second friction member, rotate and continue this second friction member of drive when this first friction member rotates when this second rotating shaft continues this first rotating shaft relatively, this projection moves to one the 3rd position from this second place through this second inclined-plane, and increases the positive force between this first friction member and this second friction member;

One torsion spring, one first end of this torsion spring is fixed on this second friction member; And

One locating part, be fixed in this first rotating shaft and have a stopper slot, wherein one second end of this torsion spring is positioned at this stopper slot, when this second rotating shaft is rotated and driven this torsion spring when this locating part rotates relative to this first rotating shaft, this of this torsion spring second end moves and against an end of this stopper slot along this stopper slot, when this second rotating shaft continue relative to this first rotating shaft rotate and this first end of driving this torsion spring when this locating part rotates, this torsion spring by this end of this stopper slot to the spacing of this second end and the storage elasticity potential energy.

10. pivot as claimed in claim 9 is characterized in that: when this projection was positioned at this second place, this second end was positioned at this end of this stopper slot.

11. pivot as claimed in claim 9 is characterized in that: this second friction member has a breach, and this of this torsion spring first end is fixed in this breach.

12. pivot as claimed in claim 9 is characterized in that: this first friction member is ring texture and centers on this first rotating shaft.

13. pivot as claimed in claim 9 is characterized in that: this second friction member is ring texture and centers on this first rotating shaft.

14. pivot as claimed in claim 9 is characterized in that: this locating part is ring texture and centers on this first rotating shaft.

15. pivot as claimed in claim 9 is characterized in that: this torsion spring set is located in this first rotating shaft.

16. pivot as claimed in claim 9 is characterized in that: also comprise:

A plurality of packing rings are sheathed in this first rotating shaft, and wherein this locating part is between these packing rings and this torsion spring; And

One nut, screw lock are in this first rotating shaft and these packing rings are urgent in this locating part.

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