TWM468875U - Opening angle control apparatus for dual-axis torsion hinge device - Google Patents

Description

Double shaft torque pivot opening angle control device

The present invention relates to a two-axis torsion pivot opening angle control device, which enables one of the pivots of such a double-shaft torsion pivot to be stably and quickly rotated to a set angle, and then the other pivot is reversely folded. Make the two become the overlapping use state.

An electronic device such as a notebook computer generally includes a host system end and a liquid crystal display screen opening, which are pivotally connected at opposite ends for the pivoting device to be used. The motion axis opens the liquid crystal display screen of the upper cover, or reverses the two when not in use.

Such electronic devices such as notebook computers can be formed into a small volume when closed, which is convenient for the user to carry around. Compared with a typical desktop computer, such a folding electronic device has the advantage of high mobility and has been Marketing in the market for many years, especially the notebook computers produced and sold by related manufacturers in Taiwan are more important in the world.

But the rise of tablets has affected the ecology and use of mobile electronic devices such as notebook computers. At present, there is a design that can separate the upper cover of the mobile electronic device from the host system end, so that the upper cover can be carried separately, has the advantages like a tablet computer, or can be set through the dual-axis pivot device, so that the upper cover and the host can They are bent at a larger angle and stacked on each other to provide a type of operation and use type such as a tablet computer.

The existing structure using the two-axis pivoting device mainly has a first rotating shaft rotating together with the upper cover, and a second rotating shaft rotating together with the main base, and at the same time, in order to enable the two rotating shafts to rotate synchronously, on the two rotating shafts There are related gear mechanisms, and related patents can be found in the Republic of China new patent M396575 "hinge structure" and M388823 "two-axis linkage type hinge". However, when such a dual-axis pivoting device is opened at a large angle, or when the upper cover display end and the base base end are folded into an overlapping state, usually one of the axes is rotated to a specific angle, and then Switching to another axis rotation, the flipping action of the upper cover and the main body is slow and inaccurate.

The main purpose of this creation is to provide a two-axis torsion pivot opening angle control device, which can make the angle opening action of such a dual-axis torque pivoting device applied to an electronic device more stable and accurate.

In order to achieve the above objective, the present invention provides a first pivot of a double-axis torsion pivot and a second pivot opposite to the first pivot, wherein the first pivot and the second pivot are respectively One end is provided with a fixing piece for being respectively fixedly fixed to the display end of the upper cover of the electronic device and the base of the main body; the first pivot and the second pivot are respectively disposed with the first positioning of the two opposite partitions by the non-linked structure a partitioning plate and a second positioning partition; a middle support shaft is disposed between the first positioning partition and the second positioning partition, and pivoting the two ends of the shaft to the first Positioning the partition plate and the second positioning partition plate, and arranging a rotation control member on the shaft of the intermediate support shaft; a first positioning sleeve is disposed on the first positioning partition and the second positioning partition Between the sleeve and the first pivot shaft, and the first positioning sleeve is located above the rotation control member of the intermediate shaft shaft; a second positioning sleeve is disposed Between the first positioning partition and the second positioning partition, and combined with the second pivot And the second positioning sleeve is located below the rotation control member on the middle support shaft, so that the first positioning sleeve and the second positioning sleeve are located on the upper support shaft and the rotation control member a relative position; a first set positioning sleeve and a second positioning sleeve and a rotation control member on the middle support shaft body are respectively provided with concave and convex opposite angle setting means; thereby enabling one of the pivots to be When the set angle (such as 180°) is turned on, the other pivot is reversely folded to set the angle to become back-to-back overlap.

In a possible embodiment, the set angle positioning device includes opposite ends at which the first positioning sleeve and the second positioning sleeve are respectively provided with enlarged diameters, and an angular position is set at an opposite inner side of the opposite ends. The concave notches are respectively provided; the opposite ends of the rotation control member on the middle support shaft and the opposite positions of the concave notches are respectively provided with gradually rising arc ends.

The tapered end portion is gradually increased in radial length from both ends of the rotation control member.

In another possible embodiment, the setting angle positioning device comprises: setting the rotation control member into a block shape, and the block rotation control member and the first positioning sleeve A set angle positioning device corresponding to the concave and convex is respectively disposed between the cylinder and the second positioning sleeve.

The block-shaped rotation control member is respectively provided with through holes for respectively passing through the first positioning sleeve and the second positioning sleeve, and the first positioning sleeve and the second positioning sleeve respectively A relatively concave notch is provided, and the relative positions of the block-shaped rotation control member and the opposite concave notch are respectively provided with opposite convex portions.

10‧‧‧First pivot

11, 21 ‧ ‧ set of fixed pieces

13‧‧‧First positioning partition

14‧‧‧Second positioning partition

15, 150‧‧‧ intermediate shaft

16, 160‧‧‧ Rotating control

17, 170‧‧‧ first positioning sleeve

18, 180‧‧‧Second positioning sleeve

20‧‧‧Second pivot

131, 141‧‧‧ first through hole

132, 142‧‧‧ second through hole

133, 143‧‧‧ shaft holes

151, 152‧‧‧ both ends

161‧‧‧ center hole

162, 163‧‧ ‧ gradually rising end

171,181‧‧‧ holes

172, 182‧‧ ‧ the opposite end of the enlarged diameter

173, 183, 1730, 1830 ‧ ‧ concave notch

1601, 1602‧‧ hole

1620, 1630‧‧ ‧ raised parts

Fig. 1 is a perspective view showing the first embodiment of the present creation.

Fig. 2 is an exploded perspective view showing the three-dimensional element of Fig. 1.

Fig. 3 is a cross-sectional view showing the cross section taken along the line A-A in Fig. 1.

Figure 4 shows the first pivot ready flip action diagram of this creation.

Fig. 5 is a partially enlarged cross-sectional view showing Fig. 4;

Figure 6 shows the first pivot of this creation has been flipped 180° action diagram.

Fig. 7 is a partially enlarged cross-sectional view showing the sixth drawing.

Figure 8 shows the second pivot ready to flip action diagram of the present creation.

Fig. 9 is a partially enlarged cross-sectional view showing the eighth drawing.

Fig. 10 is a perspective view showing the second embodiment of the present creation.

Fig. 11 is a view showing an exploded view of the three-dimensional element of Fig. 10.

Fig. 12 is a view showing the first pivot ready flip operation of Fig. 10.

Fig. 13 is a partially enlarged perspective view showing a portion of Fig. 12;

Fig. 14 shows an action diagram in which the first pivot has been flipped 180° in Fig. 10.

Fig. 15 is a view showing the second pivot preparation flip operation diagram of Fig. 10.

Fig. 16 is a partially enlarged perspective view showing a portion of Fig. 15.

The novelty and other features of the present invention will be apparent from the following detailed description of the preferred embodiments.

In the first possible embodiment of the drawing, as shown in FIG. 1 , the present invention is provided with a first pivot 10 and an opposite second pivot 20 , and the first pivot 10 and the second pivot 20 . Each of the first pivot 10 and the second pivot 20 is at the other end, and is provided with a fixing piece 11 and 21 at one end for respectively being combined and fixed on an upper cover display end of the electronic device (such as a notebook computer) and a main body base; can Sockets such as opposing cams and cams, resilient means, and fixtures (pivot-related components, not shown) are used to form a desired pivot.

As shown in FIGS. 1 to 3, the first pivoting opening control device of the present invention is provided with a first positioning partition 13 and a first separating partition 13 at a distance between the first pivot 10 and the second pivot 20 The second positioning partitions 14 and the second positioning partitions 14 are respectively provided with upper and lower first through holes 131 and 141 and second through holes 132 and 142 for respectively passing through the first pivot The shaft 10 and the second pivot 20, in this embodiment, the first pivot 10 passes through the opposite first through holes 131, 141, and the second pivot 20 passes through the opposite second through holes 132, 142. At the same time, the first pivot 10 and the second pivot 20 are provided with a cross-sectional shape including a cut plane, and the first through holes 131, 141 and the second through holes 132, 142 are circular holes, so that the first pivot 10 When the second pivot 20 rotates, the first positioning partition 13 and the second positioning partition 14 do not rotate with the first pivot 10 and the second pivot 20. At the same time, between the first positioning partitions 13 and the second positioning partitions 14 and between the first through holes 131, 141 and the second through holes 132, 142, respectively, support shaft holes 133, 143 are provided.

An intermediate support shaft 15 is disposed between the first positioning partition 13 and the second positioning partition 14 and pivotally connects the two ends 151 and 152 to the support shaft holes 133 and 143 respectively, and controls a rotation. The piece 16 is movably sleeved on the shaft of the intermediate fulcrum 15 via a central hole 161 whose preset is slightly larger than the diameter of the shaft of the intermediate fulcrum 15.

A first positioning sleeve 17 is disposed between the first positioning partition 13 and the second positioning partition 14 and sleeved between the first positioning partition 13 and the second positioning partition 14 The first positioning sleeve 17 is disposed above the rotation control member 16 of the intermediate support shaft 15 and the shaft body thereof. In this embodiment, the first positioning sleeve 17 is provided. The inner hole 171 having the same profile as the first pivot shaft 10 (including the same-shaped cutting plane) enables the first positioning sleeve 17 to be coupled with the first pivot shaft 10; a second positioning sleeve 18 is also The first structure is disposed between the first positioning partition 13 and the second positioning partition 14 and is provided with the same structure of the inner hole 181 of the first pivot shaft 10 having the same section (including the same plane) The second pivot shaft 20 between the positioning partition 13 and the second positioning partition 14 is coupled in combination, and the second positioning sleeve 18 is located on the intermediate support shaft 15 and its shaft rotation control member 16 In the lower part, the first positioning sleeve 17 and the second positioning sleeve 18 are located at the upper and lower relative positions of the intermediate support shaft 15 and the shaft rotation control member 16.

The first positioning sleeve 17 and the second positioning sleeve 18 and the rotation control member 16 on the shaft of the intermediate support shaft 15 are respectively provided with positioning means for the opposite angles (for example, 180°). In the first embodiment, the concave-convex relative angular positioning device includes opposite ends 172, 182 respectively provided with enlarged diameters at the first positioning sleeve 17 and the second positioning sleeve 18, and in the enlarged diameter The opposite end portions 172, 182 are respectively provided with concave notches 173, 183 at the inner angular position; the opposite ends of the rotation control member 16 on the shaft of the intermediate support shaft 15 and the concave notches 173, 183 are respectively provided with The ascending arc ends 162, 163, referred to as the ascending arc, mean that the radial length is gradually increased inwardly from both ends of the rotation control member 16.

As shown in Figures 4 and 5, according to the above embodiment, when the first pivot 10 is opened in the direction indicated by the arrow, the first positioning sleeve 17 will rotate synchronously, reaching the sixth and In the process of opening the 180° position shown in Fig. 7, the concave notch 173 of the first positioning sleeve 17 is gradually engaged with the one end of the arcing end portion 162 of the rotation control member 16, and reaches 180° when it reaches 180°. a snapping position in which the rotation control member 16 produces an axial displacement in a direction indicated by a horizontal arrow in Fig. 7, so that the second pivot 20 is ready to be folded; as shown in Figs. 8 and 9, The second pivot 20 can thus be rotated 180° in the reverse direction of the arrow shown in FIG. 8. The upper cover display end of the electronic device (such as a notebook computer) and the main base can be folded back into a type like a tablet in a back-to-back manner. The state of use of the computer.

In the second embodiment of the present invention shown in FIGS. 10 and 11, the first positioning partition including the first pivot and the second pivot sleeve and the relative positioning of the second positioning spacer and the related structure of the second positioning partition are both An intermediate support shaft 150 is also disposed between the first positioning partition and the second positioning partition, and a first positioning sleeve 170 is also disposed at the upper and lower relative positions of the intermediate support shaft 150. A second positioning sleeve 180 is respectively coupled to the first pivot shaft and the second pivot shaft assembly, and at the same time, the first positioning sleeve 170 and the second positioning sleeve 180 are also respectively provided with concave notches at oppositely disposed inner angular positions. 1730, 1830.

The second embodiment of the present invention is different from the foregoing first embodiment in that another type of rotation control member 160 is used, and the rotation control member 160 is formed in a block shape and is above and below the block-shaped rotation control member 160. The opposite positions are respectively provided with through holes 1601 and 1602 for respectively passing through the first positioning sleeve 170 and the second positioning sleeve 180, and at the same time, the recesses 1730 are recessed with the first positioning sleeve 170 and the second positioning sleeve 180. The relative positions of the 1830 are respectively provided with concave notches 1730, The opposing raised portions 1620, 1630 of the 1830 are configured to form an angular positioning device as opposed to the aforementioned concavities and convexities.

As shown in Figures 12 and 13, in the second embodiment of the present invention, when the first pivot is opened in the direction indicated by the arrow, the first positioning sleeve 170 will rotate with synchronization, as shown in Figure 14. During the opening of the 180° position, the concave notch 1730 of the first positioning sleeve 170 gradually engages with the opposite convex portion 1620 of one end of the rotation control member 160, and reaches the fully engaged position when reaching 180°. In this process, the rotation control member 160 generates an axial displacement so that the second pivot can be ready to be folded; as shown in Figures 15 and 16, the second pivot can thus be reversely rotated by 180°, The upper display end of the electronic device (such as a notebook computer) and the base of the main body can be folded back into a type like a tablet computer in a back-to-back manner.

The creation thus enables one of the components of such an electronic device to be rotated to 180° in a smoother and more reliable manner, and then the other opposing component of the electronic device is rotated 180° in the opposite direction, so that the two are quickly folded over. Back-to-back superimposed use.

The above embodiments are only used to exemplify the present invention, and are not intended to be limiting, and various modifications and modifications may be made to the skilled person in the following claims.

10‧‧‧First pivot

11, 21 ‧ ‧ set of fixed pieces

13‧‧‧First positioning partition

14‧‧‧Second positioning partition

15‧‧‧ intermediate shaft

16‧‧‧Rotary control

17‧‧‧First positioning sleeve

18‧‧‧Second positioning sleeve

20‧‧‧Second pivot

172, 182‧‧ ‧ the opposite end of the enlarged diameter

173‧‧‧ concave gap

Claims (5)

A dual-axis torque pivot opening angle control device includes: a first pivot of a dual-axis torque pivot and a second pivot opposite the first pivot, the first pivot and The second pivot shafts are respectively provided with a fixing piece at one end for being respectively combined and fixed on the display end of the upper cover of the electronic device and the base of the main body; the first pivot shaft and the second pivot shaft are respectively disposed in a non-linked structure. a first positioning partition and a second positioning partition; a middle support shaft is disposed between the first positioning partition and the second positioning partition, and pivotally connects the two ends of the shaft The first positioning partition and the second positioning partition, and a rotating control member is sleeved on the shaft of the intermediate support shaft; a first positioning sleeve is disposed on the first positioning partition And the second positioning partition between the sleeve and the third pivot shaft, and the first positioning sleeve is located above the rotation control member of the intermediate shaft shaft; a second positioning sleeve is disposed between the first positioning partition and the second positioning partition, and The second pivot combination is interlocked, and the second positioning sleeve is located below the rotation control member of the intermediate support shaft, so that the first positioning sleeve and the second positioning sleeve are located at the intermediate support shaft The upper and lower relative positions of the body rotation control member; the first positioning sleeve and the second positioning sleeve and the rotation control member on the middle support shaft body are respectively provided with concave and convex relative setting angle positioning devices. The biaxial torsion pivot opening angle control device according to claim 1, wherein the set angle positioning device comprises a relative diameter of the first positioning sleeve and the second positioning sleeve respectively. The end portion is respectively provided with a concave notch at an opposite angular position of the opposite end portion; and the opposite ends of the rotation control member on the middle support shaft shaft and the concave notch are respectively provided with a rising arc Ends. The biaxial torsion pivot opening angle control device according to claim 2, wherein the tapered end portion is gradually increased in radial length from both end portions of the rotation control member. The biaxial torsion pivot opening angle control device according to claim 1, wherein the set angle positioning device comprises the rotation control member being in a block shape and rotating in the block shape. a concave-convex phase is respectively arranged between the control member and the first positioning sleeve and the second positioning sleeve Set the angle positioning device. The biaxial torsion pivot opening angle control device of claim 4, wherein the block-shaped rotation control member is respectively provided with through holes for respectively passing through the first positioning sleeve and a second positioning sleeve, wherein the first positioning sleeve and the second positioning sleeve are respectively provided with opposite concave notches, and the relative positions of the block-shaped rotation control member and the opposite concave notches are respectively provided with opposite positions Raised portion.