TWM620110U - Pivot device with axial displacement - Google Patents

Abstract

A pivot device with axis displacement includes a bracket, a rotating module, a first connecting piece, a bearing seat and a second connecting piece. The rotating module is rotatably combined with the bracket. The first connecting member is connected to the rotating module and rotates synchronously with the rotating module. The rotation module is combined with the bearing base so that when the rotation module rotates relative to the bracket, it can move linearly on the bearing base synchronously with the bracket. The second connecting piece is connected to the bearing seat.

Description

Pivot device with axis displacement

This creation is related to a pivot device, in particular to a pivot device with axis displacement that generates linear movement by rotating motion.

The main unit and the screen of the notebook computer are connected by a pivot device. When the user wants to use the notebook computer, the user applies force to open the screen, and the screen is rotated relative to the host by the pivot device. The user can open the screen to a desired angle and use it in the most comfortable state.

The bottom of the main body of the notebook computer is usually provided with a plurality of heat dissipation holes, so that the heat inside the main body can be carried by the airflow generated by the fan and discharged outside the main body when the main body is in operation. The host of the existing notebook computer is placed flat on the desktop when in use, and the distance between the vents and the desktop is quite small, which will prevent airflow from exhausting. Therefore, if the host is in a tilted state with the desktop during use, the vents and the desktop can be The increase of the spacing is conducive to the flow and discharge of the airflow, and thus can increase the efficiency of heat dissipation.

In order to make the host tilt relative to the desktop, the user needs to purchase an additional bracket, and since the notebook computer is for the user to carry and use, if the bracket needs to be carried at the same time, it will cause considerable inconvenience to the user.

In view of this, the purpose of this creation is to provide a pivot device with axis displacement. After the screen is opened from the host, the pivot device as a whole will move backward with the screen. When the screen is opened to more than 90 degrees, the bottom of the screen The end will be lower than the bottom of the main unit, so that the bottom end of the screen raises the bottom side of the main unit and the main unit is inclined. In this way, the discharge of the heat dissipation airflow of the host can be increased, and the heat dissipation efficiency can be improved.

An embodiment of the pivot device with axis displacement of the present invention includes a bracket, a rotating module, a first connecting piece, a bearing seat, and a second connecting piece. The rotating module is rotatably combined with the bracket. The first connecting member is connected to the rotating module and rotates synchronously with the rotating module. The rotation module is combined with the bearing base so that the rotation module can move linearly on the bearing base synchronously with the bracket when it rotates relative to the bracket. The second connecting piece is connected to the bearing seat.

In another embodiment, the first connecting member is connected to the shaft body and rotates synchronously with the shaft body.

In another embodiment, the connecting member is connected to the second connecting member.

In another embodiment, the bracket has a shaft hole and an accommodating groove, the axial direction of the shaft hole and the extending direction of the accommodating groove are perpendicular to each other, the shaft body is rotatably disposed in the shaft hole, and the accommodating groove The accommodating groove is movably sleeved on the rack, and the shaft body rotates to drive the gear to rotate, so that the accommodating groove moves relative to the rack.

In another embodiment, the bearing seat further includes a limiting member, the bracket includes a limiting slot, the limiting slot is movable relative to the limiting member, and both ends of the limiting slot define the The movement stroke of the support and limits the movement stroke of the rotating module.

In another embodiment, the limiting member is connected to the connecting member and is located between the rack and the second connecting member.

In another embodiment, a torsion generating module is further included. The torsion generating module is disposed on the shaft body and generates a torsion force, and the torsion force is applied to the shaft body.

In another embodiment, the torque generating module includes a cam group and an elastic plate group, the elastic plate group rotates synchronously with the shaft body, the cam group generates axial movement to push the elastic plate group, and generates a torsion force on the elastic plate group.轴体。 Shaft.

In another embodiment, the cam set includes a fixed cam and a rotating cam, the fixed cam is positioned on the bracket, the rotating cam rotates synchronously with the shaft, the spring set abuts against the rotating cam, the rotating cam Abutting against the fixed cam rotates to generate axial movement.

In the pivot device with axis displacement, the gear of the rotating module meshes with the rack of the bearing base, so that when the rotating module rotates relative to the bracket, it can move on the bearing base synchronously with the bracket. When the screen of the notebook computer is set to the first connector and the host is set to the second connector, after the user opens the screen, the bracket will move with the screen toward the back of the host until the bottom of the screen is lower than the bottom of the host. At this time, one end of the bottom of the mainframe is raised, making the mainframe inclined. In this way, the heat dissipation hole at the bottom of the host has a larger distance from the desktop, which facilitates the flow of heat dissipation airflow and increases the heat dissipation efficiency.

10: Bracket

11: The first side wall

12: Second side wall

13: top wall

14: bottom wall

15: accommodating slot

16: shaft hole

17: Slot

18: Groove

20: Rotating module

21: Shaft

22: Gear

30: The first connector

31, 221: D-shaped shaft hole

40: bearing seat

41: rack

42: Joint

43: limit piece

44: convex rib

50: The second connecting piece

60: Torque generation module

61: Cam group

62: shrapnel group

100: Pivot device with axis displacement

111: positioning hole

211, 212: Supporting Department

421: screw hole

611: fixed cam

612: Rotating Cam

613: protruding pin

621: dish spring

M: host

S: screen

Fig. 1 is a perspective view of an embodiment of the pivot device with axis displacement according to the present invention.

Fig. 2 is an exploded perspective view of the pivot device with axis displacement of Fig. 1.

Fig. 3 is a partially exploded perspective view of the pivot device with axis displacement of Fig. 1.

4 is a cross-sectional view of the pivot device with the axis displacement type of FIG. 1 along the axial direction of the rotating module and the bearing seat.

Fig. 5 is a cross-sectional view of the pivot device of Fig. 1 along the extension direction of the bearing seat.

Fig. 6 is a cross-sectional view taken along line A-A of Fig. 5;

FIG. 7 is a cross-sectional view of the rotation module of the axis displacement type pivot device of FIG. 1 after rotating and moving along the bearing seat.

Please refer to FIG. 1, FIG. 2, FIG. 3, FIG. 4, FIG. 5, and FIG. The pivot device 100 with axis displacement in this embodiment includes a bracket 10, a rotating module 20, a first connecting member 30, a supporting base 40, and a second connecting member 50.

As shown in Figures 2 and 3, the bracket 10 includes a first side wall 11, a second side wall 12, a top wall 13, and a bottom wall 14. The first side wall 11 and the second side wall 12 connect the top wall 13 and the bottom wall. 14, and the first side wall 11, the second side wall 12, the top wall 13 and the bottom wall 14 are connected to form a accommodating groove 15. The outer part of 15 is provided with a shaft hole 16, and the shaft hole 16 is a circular shaft hole. A slot 17 is provided on the top wall 13, and a groove 18 is provided on the inner surface of the bottom wall 14.

As shown in FIGS. 2, 3 and 4, the rotating module 20 is rotatably coupled to the bracket 10, and the first connecting member 30 is connected to the rotating module 20 and rotates synchronously with the rotating module 20. The rotating module 20 includes a shaft 21 and a gear 22. The shaft 21 is a D-shaped shaft. The shaft 21 penetrates through the shaft hole 16 of the bracket 10. The gear 22 has a D-shaped shaft hole 221 and is sleeved on the shaft 21. So that the gear 22 can be with the shaft body 21 Synchronous rotation. The first connecting member 30 also has a D-shaped shaft hole 31 and is sleeved on the shaft body 21, so that the first connecting member 30 can rotate synchronously with the shaft body 21. The shaft body 21 is provided with two supporting portions 211 and 212 for supporting and positioning the gear 22 and the first connecting member 30 respectively.

As shown in FIGS. 2, 3 and 4, the bearing base 40 includes a rack 41, an engaging member 42 and a limiting member 43. The engaging member 42 is connected to one end of the rack 41, the engaging member 42 is in the shape of a boss, and the second connecting member 50 is connected to the engaging member 42 such that the engaging member 42 is located between the rack 41 and the second connecting member 50. As shown in FIG. 6, the bottom of the rack 41 and the engaging member 42 is provided with a convex rib 44, which is movably arranged in the groove 18 of the bottom wall 14 of the bracket 10, whereby the accommodating groove 15 of the bracket 10 is set. The rack 41 and the coupling member 42 are provided so that the bracket 10 can reciprocate along the direction of the rack 41 by the rib 44 as a guide rail. As shown in FIGS. 4 and 5, the limiting member 43 is disposed on the top of the joining member 42. The limiting member 43 in this embodiment is a bolt that is locked in the screw hole 421 on the top of the joining member 42. The slot 17 of the top wall 13 of the bracket 10 is combined with the limiting member 43. When the bracket 10 moves along the extending direction of the rack 41 of the bearing seat 40, the two ends of the slot 17 abut against the limiting member 43. The movement stroke of the support 10 along the bearing seat 40 is limited.

As shown in Figures 2, 3, and 4, the pivot device 100 with axis displacement of this embodiment further includes a torsion generating module 60. The torsion generating module 60 is disposed on the shaft 21 and generates torsion. On the shaft 21, the user can apply a small force to the first connecting member 30 to easily rotate the rotating module 20. The torque generating module 60 includes a cam group 61 and an elastic plate group 62. The cam group 61 includes a fixed cam 611 and a rotating cam 612. The fixed cam 611 has a protruding pin 613. The protruding pin 613 is inserted into the positioning hole 111 of the first side wall 11 of the support 10 to be positioned in the support 10, and the shaft 21 penetrates It is provided on the fixed cam 611 and can rotate relative to the fixed cam 611. The rotating cam 612 has a D-shaped shaft hole and is coupled to the shaft body 21 to rotate synchronously with the shaft body 21. The shrapnel group 62 abuts on the rotating The movable cam 612, the shrapnel group 62 includes a plurality of dish-shaped springs 621, the shrapnel group 62 rotates synchronously with the shaft 21, the rotating cam 612 abuts against the fixed cam 611 and rotates, and the rotating cam 612 is pushed against by the two cam surfaces. Axial movement is generated to push the dish-shaped spring 621 of the elastic sheet group 62, and the dish-shaped spring 621 is deformed, thereby generating a torsion force which is applied to the shaft body 21 and a pre-force is generated on the shaft body 21.

As shown in FIG. 7, the gear 22 of the rotating module 20 meshes with the rack 41 of the carrier 40, so that when the shaft 21 and the gear 22 of the rotating module 20 rotate relative to the bracket 10, the gear 22 meshes and rotates along the rack 41 At this time, the rotating shaft 21 moves linearly along the supporting base 40 along with the gear 22, and the rotating shaft 21 drives the support 10 to synchronously move linearly on the supporting base 40.

The first connector 30 is connected to the screen S of the notebook computer, and the second connector 50 is connected to the host M of the notebook computer. When the user opens the screen S, the gear 22 meshes and rotates along the rack 41, and the shaft 21 The linear movement is performed along the bearing base 40 and at the same time the bracket 10 is also synchronously moved linearly, so that the screen E moves toward the rear end of the host M. When the rotation angle of the screen S is greater than 90 degrees, the bottom of the screen S will be lower than the bottom of the host M, so that one end of the host M is raised and the bottom of the host M is inclined relative to the desktop, thereby making the host M The radiating holes at the bottom of the radiator have a larger distance from the desktop, so that the flow of the radiating airflow becomes smoother, and the efficiency of heat dissipation is increased.

In the pivot device with axis displacement, the gear of the rotating module meshes with the rack of the bearing base, so that when the rotating module rotates relative to the bracket, it can move on the bearing base synchronously with the bracket. When the screen of the notebook computer is set to the first connector and the host is set to the second connector, after the user opens the screen, the bracket will move with the screen toward the back of the host until the bottom of the screen is lower than the bottom of the host. At this time, one end of the bottom of the mainframe is raised, making the mainframe inclined. In this way, the heat dissipation hole at the bottom of the host has a larger distance from the desktop, which is beneficial to the flow of heat dissipation airflow and increases the heat dissipation efficiency.

However, the above are only the preferred embodiments of this creation, and should not be used to limit the scope of implementation of this creation, that is, simple equivalent changes and modifications made according to the scope of patent application and description of the invention in this creation, All are still within the scope of this creation patent. In addition, any embodiment of the creation or the scope of the patent application does not have to achieve all the purposes or advantages or features disclosed in the creation. In addition, the abstract part and title are only used to assist the search of patent documents, not to limit the scope of rights of this creation. In addition, the terms "first" and "second" mentioned in this specification or the scope of the patent application are only used to name the element (element) or to distinguish different embodiments or ranges, and are not used to limit the number of elements. Upper or lower limit.

10: Bracket

20: Rotating module

30: The first connector

40: bearing seat

50: The second connecting piece

60: Torque generation module

100: Pivot device with axis displacement

Claims (10)

A pivot device with axis displacement, which comprises: A bracket A rotating module, rotatably coupled to the bracket; A first connecting piece connected to the rotating module and rotating synchronously with the rotating module; A bearing base, the rotating module is combined with the bearing base so that when the rotating module rotates relative to the bracket, it can move linearly on the bearing base synchronously with the bracket; and A second connecting piece is connected to the bearing seat. The pivot device with axis displacement according to claim 1, wherein the rotation module includes a shaft body and a gear, the shaft body is rotatably disposed on the bracket, and the gear is coupled to the shaft body and is connected to the shaft The body rotates synchronously; the bearing seat includes a rack and an engagement member, the rack is connected to the engagement member, and the rack is meshed with the gear, and the gear rotates while moving along the rack. The pivot device with axis displacement according to claim 2, wherein the first connecting member is connected to the shaft body and rotates synchronously with the shaft body. The pivot device with axis displacement according to claim 2, wherein the joint is connected to the second joint. The pivot device with axis displacement according to claim 2, wherein the bracket has a shaft hole and an accommodating groove, the axial direction of the shaft hole and the extending direction of the accommodating groove are perpendicular to each other, and the shaft body can be The accommodating groove is rotatably arranged in the shaft hole, the accommodating groove is movably sleeved on the rack, and the shaft body rotates to drive the gear to rotate, so that the accommodating groove moves relative to the rack. The pivot device with axis displacement according to claim 2, wherein the bearing seat further includes a limiting member, the bracket includes a limiting slot, and the limiting slot can move relative to the limiting member, Both ends of the limiting slot define the movement stroke of the bracket and the movement stroke of the rotating module. The pivot device with axis displacement according to claim 6, wherein the limiting member is connected to the joining member and is located between the rack and the second connecting member. The pivot device with axis displacement according to claim 2, further comprising a torsion generating module, the torsion generating module is disposed on the shaft body and generates a torsion force, and the torsion force is applied to the shaft body. The pivot device with axis displacement according to claim 8, wherein the torque generating module includes a cam group and an elastic plate group, the elastic plate group rotates synchronously with the shaft body, and the cam group generates axial movement to push Press the shrapnel group to generate a torsion force on the shaft body. The pivot device with an axis displacement according to claim 9, wherein the cam group includes a fixed cam and a rotating cam, the fixed cam is positioned on the bracket, the rotating cam rotates synchronously with the shaft, and the shrapnel group Abutting against the rotating cam, the rotating cam abuts against the fixed cam and rotates to generate axial movement.

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