TWM555108U - Multi-segment type torsion control pivot device - Google Patents

Description

Multi-section torque control pivot device

The present invention relates to a pivot device, and more particularly to a torque control pivot device for connecting to a main body of a notebook computer and a screen.

In the notebook computer structure currently used, in order to open and combine the thin display and the computer body, a pivotal connector is usually used as a connection structure at a position where the display and the computer body are pivotally connected. The notebook computer can be opened and closed.

In general, the pivoting structure of the first type includes a first rotating shaft and a second rotating shaft, and the first rotating shaft and the second rotating shaft are coupled through the linkage mechanism and have synchronous rotation; and in order to make the notebook computer thin The display is rotated to different angles and positioned. In such a pivotal structure, the designed torsion mechanism is used to provide the positioning of the display.

The structure of the conventional torsion mechanism includes a plurality of elastic spacers disposed on the first rotating shaft, and a plurality of elastic spacers are also designed on the second rotating shaft, and the thin display is rotated by the force of the elastic spacers during operation. Torque is generated to produce a positioning effect; however, the torsion force generated by such a torsion mechanism is based on the number of elastic spacers. Therefore, if the torque is increased, it is necessary to increase the length of each shaft to accommodate more. A large number of elastic spacers have become a drawback for notebook computers with limited space.

In view of the above-mentioned shortcomings, the main purpose of this creation is to provide a multi-stage twist The force control pivot device, through the design of the concave cam and the spring, not only reduces the number of elastic washers, but also rotates the pivot angles at different angles, and also produces different torques, so that one-hand controllable angle operation can be provided. It has the advantage of being light and heavy.

In order to achieve the above object, the present invention mainly provides a multi-segment torque control pivot device, which comprises: a first rotating shaft, the first rotating shaft has a set of rods, and the set has a cross section, the first The rotating shaft is connected to a second rotating shaft, and the second rotating shaft has a through hole, and a locking hole is further disposed adjacent to the through hole, and the through hole is used for threading the first rotating shaft, so that the first rotating shaft is The second rotating shaft is connected and interlocked, and a fixing rod is disposed in the locking hole of the second rotating shaft, and a torque sheet group is sleeved on the sleeve, the torsion sheet group is composed of a plurality of torsion sheets, each torque Each of the sheets has an opening for arranging the sleeve, and has a flat surface on the circumferential surface of the opening, and a fixing hole on the torsion sheet adjacent to the opening, the fixing hole is The first hole cam has a first concave cam for receiving the sleeve. The first concave cam is sleeved on the sleeve and is flatly attached to the torsion sheet group. The first set of holes has at least one first protrusion protruding outwardly, the first protrusion extending away from the torsion piece group, and the first concave cam is further provided with a first perforation, the first perforation Corresponding to the fixing hole, the fixing rod is received, and the second concave cam is further disposed on the sleeve, and has a second sleeve hole for receiving the sleeve, so that the second concave portion The wheel is opposite to the first concave cam, and has at least one second protrusion protruding outwardly on the circumference of the second sleeve hole, and the second protrusion is extending in the direction of the first concave cam, when combined The second bump is corresponding to the first bumps. Finally, an elastic member is disposed on the sleeve, and one end of the elastic member is abutted against the other surface of the second concave cam.

In order to make the above and other purposes, features and advantages of the present creation more obvious, DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the preferred embodiments will be described in detail with reference to the accompanying drawings.

1‧‧‧First shaft

11‧‧‧ Set rod

111‧‧‧ profile

112‧‧‧ thread surface

2‧‧‧second shaft

21‧‧‧ main pole

211‧‧‧Connecting plate

22‧‧‧ Connecting rod

221‧‧‧ docking board

23‧‧‧Perforation

24‧‧‧Keyhole

3‧‧‧Fixed rod

4‧‧‧Torque film set

41‧‧‧Twisted film

411‧‧‧opening

412‧‧‧ plane

413‧‧‧Fixed holes

5‧‧‧First concave cam

51‧‧‧First set of holes

52‧‧‧First bump

53‧‧‧First perforation

6‧‧‧Second concave cam

61‧‧‧Second set of holes

62‧‧‧second bump

7‧‧‧Flexible components

8‧‧‧ nuts

100‧‧‧Note Computer

The first picture is an exploded view of the three-dimensional structure of the creation.

The second picture is a three-dimensional combination completion diagram of the creation.

The third figure is a schematic cross-sectional view of the operation of the creation (1).

The fourth figure is a schematic cross-sectional view of the operation of the creation (2).

The fifth figure is a schematic cross-sectional view of the operation of the creation (3).

The sixth figure is a schematic perspective view of the operation of the creation.

Please refer to the first figure, which is an exploded view of the three-dimensional structure of the creation. The multi-segment torque control pivot device of the present invention mainly includes a first rotating shaft 1 and a second rotating shaft 2, wherein the first rotating shaft 1 is coupled with the second rotating shaft 2 and generates linkage, and the first rotating shaft 1 has a set of rods 11 having a section 111 on the shaft of the sleeve 11 and a threaded surface 112 at the front end of the sleeve 11; and the second shaft 2 is a main rod 21 in this embodiment. A connecting rod 22 is formed, wherein the main rod 21 has a connecting plate 211 which is perpendicular to the main rod 21, and the connecting rod 22 further has a pair of connecting plates 221, and the connecting plate 221 is coupled with The connecting rod 22 has a vertical shape, and the connecting board 221 and the connecting board 211 have the same shape and are attached to each other. After the bonding, the mating board 221 and the connecting board 211 have a through-butting board 221 and a connecting board. A through hole 23 is formed in the hole 211 of the 211, and a locking hole 24 is further disposed in the position of the through hole 23. The locking hole 24 also extends through the abutting plate 221 and the connecting plate 211. The through hole 23 is used to pass the sleeve of the first rotating shaft 1. 11. The first rotating shaft 1 and the second rotating shaft 2 are connected and interlocked, and the locking hole 24 is configured to pass through a solid Rod 3; in addition, the main rod 21 and the connecting rod 22 may be configured integrally.

Continue to the first picture. The pivoting device of the present invention further comprises a torsion sheet set 4 connected to the sleeve 11 of the first rotating shaft 1, wherein the torsion sheet group 4 is composed of a plurality of torsion sheets 41, each of which is stacked The torsion plate 41 has an opening 411 in the embodiment. In the embodiment, the opening 411 is a C-shaped opening, and the opening 411 is used to sleeve the sleeve 11 and surround the opening 411. The surface of the torsion plate 41 has a fixing hole 413 at a position adjacent to the opening 411. The fixing hole 413 is corresponding to the position of the locking hole 24, and the fixing hole 413 is used for laying The fixing rod 3 is fixed by the fixing rod 3 to the relative position of the torsion group 4 to the sleeve 11.

Continue to the first picture. Moreover, the pivoting device further includes a first concave cam 5 and a second concave cam 6, respectively, the first concave cam 5 and the second concave cam 6 are threaded on the sleeve 11, wherein the first concave and convex portion The wheel set 5 has a first sleeve hole 51 for receiving the sleeve rod 11. The first concave cam 5 is sleeved on the sleeve rod 11 and is flatly attached to the torsion sheet group 4, and the first sleeve hole 51 is 51 On the periphery of the circumference, there is at least one first bump 52 protruding outwardly. The first bump 52 extends away from the torsion sheet group 4. In the embodiment, the first bump 52 is designed as a complex array and phase. Correspondingly, a first through hole 53 is formed on the first concave cam 5, and the first through hole 53 corresponds to the position of the fixing hole 413 of the torsion piece 41 for receiving the fixing rod 3 for fixing the same The second concave cam 6 has a second sleeve hole 61 for receiving the sleeve 11 so that the second concave cam 6 abuts the first concave cam 5 And at least one second bump 62 protruding outwardly from the periphery of the second set of holes 61, the second bump 62 extending in the direction of the first concave cam 5, in the embodiment The bumps 62 are designed as a plurality of arrays and are correspondingly disposed. When combined, the second bumps 62 and the first bumps 52 respectively correspond to each other, as shown in the three-dimensional combination of the second figure; An elastic member 7 is further disposed on the sleeve 11. In the embodiment, the elastic member 7 is a spring, and one end of the elastic member 7 is abutted against the other surface of the second concave cam 6. Rod 11 corresponds to the lock A nut 8 is connected to the threaded surface 112 for limiting the relative position of the components on the sleeve 11 , and the other end of the elastic member 7 is abutted against the nut 8 . The elastic member 7 is caused to have an elastic action on the first rotating rod 1; the stereoscopic combination is completed as shown in the second figure.

Please refer to the third to fifth figures for a continuous schematic view of the operation of the present creation. As shown in the third figure, the multi-segment torque control pivot device of the present invention is in a closed state, and the first bump 52 and the second bump 62 of the first concave cam 5 and the second concave cam 6 are mutually abutted. Under the action of the cymbal, the elastic member 7 is compressed to generate elasticity; when the first rotating shaft 1 is rotated by the opening action, when the sleeve 11 rotates, the second concave cam 6 is simultaneously rotated to generate displacement, and the first The first bump 52 and the second bump 62 of the concave cam 5 and the second concave cam 6 are offset from each other, as shown in the fourth figure, so that the elastic member 7 pushes the second concave cam 6 to increase the opening time. The force is reduced, and the torsion force is generated by the sleeve 11 and the torsion force piece 41 of the torsion force group 4, and the locking force is generated when the section 111 on the sleeve 11 and the plane 412 of the opening 411 overlap each other. As shown in the fifth figure, in order to make the first rotating shaft 1 and the second rotating shaft 2 generate a fixed position of an angle, as shown in the operation diagram of the sixth figure, the thin display of the notebook computer 100 in the figure can be transparent. The first rotating shaft 1 generates different torques at different rotation angles, making the thin There are different angles of the display presentation.

However, the embodiments described above are preferred embodiments. When the scope of the creation of the invention cannot be limited, the equivalent changes or modifications made in accordance with the scope of the patent application and the contents of the specification should belong to the following creations. The scope of patent coverage.

1‧‧‧First shaft

11‧‧‧ Set rod

111‧‧‧ profile

112‧‧‧ thread surface

2‧‧‧second shaft

21‧‧‧ main pole

211‧‧‧Connecting plate

22‧‧‧ Connecting rod

221‧‧‧ docking board

23‧‧‧Perforation

24‧‧‧Keyhole

3‧‧‧Fixed rod

4‧‧‧Torque film set

41‧‧‧Twisted film

411‧‧‧opening

412‧‧‧ plane

413‧‧‧Fixed holes

5‧‧‧First concave cam

51‧‧‧First set of holes

52‧‧‧First bump

53‧‧‧First perforation

6‧‧‧Second concave cam

61‧‧‧Second set of holes

62‧‧‧second bump

7‧‧‧Flexible components

8‧‧‧ nuts

Claims (6)

A multi-segment torque control pivot device includes: a first rotating shaft, the first rotating shaft has a set of rods, and has a cross section on the sleeve; a second rotating shaft, the second rotating shaft has a perforation, Adjacent to the perforation position, a locking hole is further disposed, the through hole is configured to pass through the sleeve of the first rotating shaft, so that the first rotating shaft is coupled to the second rotating shaft and interlocked; and a fixing rod is disposed on the first rotating shaft a twisting force piece group, the torsion force piece group is connected to the sleeve rod, the torsion force sheet group is composed of a plurality of torsion force sheets, each of the torsion force sheets has an opening for respectively setting the sleeve a rod having a flat surface on the circumferential surface of the opening, and a fixing hole on the torsion sheet adjacent to the opening position, the fixing hole corresponding to the position of the locking hole for threading the fixing a first concave cam, the first concave cam has a first sleeve hole for receiving the sleeve, the first concave cam is sleeved on the sleeve and is flatly attached to the torque sheet set. The first set of holes has at least one first protrusion protruding outwardly, the first protrusion a first back hole is disposed on the first concave cam, the first hole is corresponding to the fixing hole for receiving the fixing rod; and the second concave cam has a second concave cam a second set of holes for receiving the sleeve, such that the second concave cam abuts the first concave cam, and has at least one second protrusion protruding outwardly on the circumference of the second sleeve hole, the first The two protrusions are extended in the direction of the first concave cam. When combined, the second protrusions are corresponding to the first bumps; an elastic element is disposed on the sleeve, and one end of the elastic element is abutted On the other side of the second concave cam. The multi-section torque control pivot device of claim 1, wherein the second shaft The utility model comprises a main rod and a connecting rod, wherein the main rod has a connecting plate which is perpendicular to the main rod, the connecting rod further has a pair of connecting plates, the connecting rod and the connecting rod The abutting plate and the connecting plate have the same shape and are attached to each other, and the through hole and the locking hole are penetrated through the butted plate and the connecting plate. The multi-section torque control pivot device of claim 2, wherein the main rod and the connecting rod are integrally formed. The multi-section torque control pivot device of claim 1, wherein the opening is a C-shaped opening. The multi-section torque control pivot device of claim 1, wherein the front end of the sleeve has a threaded surface. The multi-section torque control pivot device of claim 5, further comprising a nut for screwing with the thread surface for limiting the relative position of each component on the sleeve, and the elasticity The other end of the component is placed against the nut.