CN-116733831-B - Rotating shaft device, folding shell and electronic equipment

Abstract

The application provides a rotating shaft device which comprises a supporting mechanism, a rotating assembly and a linkage assembly, wherein the supporting mechanism comprises a side supporting piece, the rotating assembly comprises a rotating piece and a connecting piece, one end of the rotating piece is rotationally connected with the connecting piece, the side supporting piece is rotationally connected with the connecting piece, the linkage assembly comprises a linkage piece, one end of the linkage piece is in sliding connection with the connecting piece, the side supporting piece is in matched connection with a sliding guide part through a limiting chute, the side supporting piece is in matched connection with the linkage piece through a stop chute and a stop part, or the side supporting piece is in matched connection with the rotating piece through the stop chute and the stop part, the rotating of the connecting piece can drive the rotating piece and the linkage piece to rotate, and the rotating piece and the rotation of the linkage piece drive the side supporting piece to move so that the two side supporting pieces are synchronously bent or synchronously unfolded. The application also provides a folding shell with the rotating shaft device and electronic equipment.

Inventors

• XU YAXING
• SHI CHANGCHUN
• CHEN QIULIANG
• LI XINBO
• HUANG HONGDONG
• YANG BINGYUE

Assignees

• OPPO广东移动通信有限公司

Dates

Publication Date

20260512

Application Date

20220303

Claims (20)

1. 1. A spindle assembly, the spindle assembly comprising: A support mechanism including a side support, the side support includes a side support plate; The rotating assembly comprises a positioning seat, a rotating piece and a connecting piece, wherein one end of the rotating piece far away from the connecting piece is rotationally connected with the positioning seat, one side of the side supporting piece far away from the positioning seat is rotationally connected with the connecting piece, the rotating piece is rotationally connected with the connecting piece, and The linkage assembly comprises a linkage piece, wherein the linkage piece is in sliding connection with the connecting piece, the side supporting piece is in matched connection with the linkage piece through a limiting sliding groove and a sliding guide part, the side supporting piece is in matched connection with the linkage piece through a stopping sliding groove and a stopping part, or the side supporting piece is in matched connection with the rotating piece through a stopping sliding groove and a stopping part, the side supporting piece is provided with the limiting sliding groove on one side, close to the positioning seat, of the side supporting piece, the rotating piece is provided with the sliding guide part which penetrates through the limiting sliding groove in a sliding mode, the rotating piece and the linkage piece can be driven to rotate by rotation of the connecting piece, and the rotating piece and the linkage piece can be driven to move by rotation of the side supporting piece so that the two side supporting pieces can be bent or unfolded synchronously.
2. 2. The apparatus of claim 1, wherein the stop chute is disposed on the side support members, the stop chute includes a first stop section and a second stop section, the stop portion is disposed on the linkage member, the stop portion is disposed on the first stop section when the two side support members are in a fully folded state, and the stop portion is disposed on the second stop section when the two side support members are in a flattened state.
3. 3. The rotating shaft device according to claim 1, wherein the stop chute is provided on the side support member, the stop chute includes a first stop section and a second stop section, the stop portion is provided on the rotating member, the stop portion is positioned on the first stop section when the two side support members are in a fully folded state, and the stop portion is positioned on the second stop section when the two side support members are in a flattened state.
4. 4. A spindle assembly according to claim 2 or claim 3, wherein the stop slide includes a first stop slide and a second stop slide parallel to each other, the first stop slide includes a first stop section, the second stop slide includes a second stop section, the stop portion includes a first stop portion slidably received in the first stop slide and a second stop portion slidably received in the second stop slide, and the two side supports are in a fully folded state when the first stop portion is positioned in the first stop section and in a flattened state when the second stop portion is positioned in the second stop section.
5. 5. The apparatus of claim 4, wherein the rotating assembly further comprises a positioning seat, an end of the rotating member remote from the connecting member is rotatably connected to the positioning seat, and the first stop section is closer to the positioning seat than the second stop section.
6. 6. The rotating shaft device according to claim 5, wherein a back surface of the side supporting plate is provided with a protruding limiting portion, a gap is formed between the first stopping portion and the second stopping portion, the limiting portion is slidingly accommodated in the gap, and the first stopping sliding groove and the second stopping sliding groove are respectively arranged on two opposite side surfaces of the limiting portion.
7. 7. The rotating shaft device according to claim 6, wherein the first stopping sliding groove and the second stopping sliding groove are arc grooves, two opposite ends of the first stopping sliding groove are respectively penetrated through two opposite end faces of the limiting portion, one end of the first stopping sliding groove, which is close to the limiting portion, and the limiting portion form the first stopping section, one end of the second stopping sliding groove, which is close to the positioning seat, is penetrated through the end face of the limiting portion, and one end of the second stopping sliding groove, which is far away from the positioning seat, extends to the end face, which is close to the limiting portion, to form the second stopping section.
8. 8. The rotating shaft device according to claim 2, wherein the linkage member includes a sleeve and a link connected to an outer peripheral wall of the sleeve, the stopper portion includes a first stopper portion and a second stopper portion, and the first stopper portion and the second stopper portion are provided on a side surface of the link facing the side support member.
9. 9. The rotating shaft device according to claim 8, wherein the connecting piece is provided with a sliding guiding space corresponding to the linkage piece, the sliding guiding space extends along a direction perpendicular to a rotation axis of the linkage piece, one end of the connecting rod, which is far away from the sleeve, is slidably inserted into the sliding guiding space, and the first stop portion and the second stop portion are accommodated in the sliding guiding space.
10. 10. The rotating shaft device according to claim 1, wherein either the sliding guide portion is disposed on a side of the side support plate near the positioning seat, the limiting chute is disposed on the rotating member, and the sliding guide portion slidably penetrates the limiting chute.
11. 11. The rotating shaft device according to claim 10, wherein the limiting chute extends obliquely to a side far away from the positioning seat, the sliding guiding portion is a sliding guiding column penetrating through the limiting chute, an axial line of the sliding guiding column is parallel to a rotating axis between the rotating member and the positioning seat, the limiting chute comprises a first limiting section and a second limiting section at opposite ends, the first limiting section is far away from the side supporting plate and the positioning seat than the second limiting section, the sliding guiding portion is positioned at the first limiting section when the two side supporting members are in a fully folded state, and the sliding guiding portion is positioned at the second limiting section when the two side supporting members are in a flattened state.
12. 12. The rotary shaft device according to claim 1, wherein the rotating assembly further comprises a positioning seat, a side of the side support member away from the positioning seat is connected with the connecting member through a first circular arc groove and a first circular arc rail in a matching manner, and an axial line of the first circular arc groove is collinear with an axial line of the rotating member and the positioning seat.
13. 13. The rotary shaft device according to claim 1, wherein the rotary assembly further comprises a positioning seat, the positioning seat is connected with the rotary member in a matched manner through a second circular arc groove and a second circular arc rail, and the axis of the second circular arc rail is collinear with the axis of rotation between the rotary member and the positioning seat.
14. 14. The spindle assembly of claim 1 wherein said rotating assembly further comprises a positioning seat and said linkage assembly further comprises a linkage seat removably coupled to said positioning seat, a rotational axis between said rotating member and said positioning seat being parallel to a rotational axis between said linkage member and said linkage seat.
15. 15. The rotating shaft device according to claim 1, wherein the rotating assembly further comprises two rotating shafts and gear combinations arranged on the two rotating shafts, the two linkage members are respectively and fixedly sleeved on the two rotating shafts, the linkage members rotate along the axes of the corresponding rotating shafts to drive the rotating shafts to rotate, and the two linkage members realize synchronous folding or synchronous flattening through the gear combinations.
16. 16. The apparatus according to claim 15, further comprising a limiting mechanism, wherein the limiting mechanism includes a pushing member, a pushing member and an elastic member, the elastic member provides an elastic force for pushing the pushing member and the pushing member against each other, the connecting member realizes synchronous rotation through the linkage assembly, the pushing member rotates relative to the pushing member, the elastic member is pressed by the pushing member to elastically deform, and a friction resistance between the pushing member and the pushing member positions the linkage member to realize that the side supporting member is relatively positioned at a specific angle.
17. 17. The rotary shaft device according to claim 16, wherein the pushing member includes a first cam, the holding member includes a second cam, the first cam and the second cam are rotatably held against each other, and the elastic member elastically pushes the holding member.
18. 18. The rotating shaft device according to claim 16, wherein the supporting member and the elastic member are sleeved on the rotating shaft, the limiting mechanism further comprises a positioning member sleeved on one end of the rotating shaft away from the supporting member, and a friction member sleeved on the rotating shaft, the friction member is located between the positioning member and the elastic member, one end of the elastic member away from the supporting member elastically abuts against the friction member, so that the friction member abuts against the positioning member, and the rotating shaft rotates to drive the friction member to rotate relative to the positioning member.
19. 19. A folding casing, characterized in that the folding casing comprises a rotating shaft device according to any one of claims 1-18 and two frames, the rotating shaft device is located between the two frames, and the two frames are respectively connected to two connecting pieces of the rotating shaft device.
20. 20. An electronic device comprising a flexible member and the folding housing of claim 19, wherein the flexible member is disposed on the folding housing.

Description

Rotating shaft device, folding shell and electronic equipment Technical Field The invention relates to the field of flexible piece support, in particular to a rotating shaft device for supporting a flexible piece, a folding shell provided with the rotating shaft device and electronic equipment provided with the folding shell. Background With the development of display equipment, a bendable flexible display screen has appeared, and the folding scheme of the bendable flexible display screen at present comprises inner folding and outer folding, so that the folding screen is also more and more favored by people. The folding screen in the related art is generally supported by adopting a hinge mechanism, however, most of hinge structures are complex at present, and the requirement of mass production is not met. Disclosure of Invention The application provides a rotating shaft device, a folding shell provided with the rotating shaft device and electronic equipment provided with the folding shell. The application provides a rotating shaft device which comprises a supporting mechanism, a rotating assembly and a linkage assembly, wherein the supporting mechanism comprises a side supporting piece, the rotating assembly comprises a rotating piece and a connecting piece rotationally connected to the rotating piece, the side supporting piece is rotationally connected with the connecting piece, the linkage assembly comprises a linkage piece which is in sliding connection with the connecting piece, the side supporting piece is in matched connection with a sliding guide part through a limiting chute, the side supporting piece is in matched connection with the linkage piece through a stop chute and a stop part, or the side supporting piece is in matched connection with the rotating piece through the stop chute and the stop part, the rotating energy of the connecting piece drives the rotating piece and the linkage piece to rotate, and the rotating piece and the linkage piece rotate to drive the side supporting piece to move so as to enable the two side supporting pieces to be synchronously bent or synchronously unfolded. The application also provides a folding shell which comprises a rotating shaft device and two frame bodies, wherein the rotating shaft device is positioned between the two frame bodies, and the two frame bodies are respectively connected with connecting pieces of the two rotating mechanisms of the rotating shaft device. The application also provides electronic equipment, which comprises a flexible piece and a folding shell, wherein the flexible piece is arranged on the folding shell. Compared with the prior art, the rotating shaft device is simple in structure, low in manufacturing cost, high in connection reliability and high in overall strength, and compared with the prior art, the flexible part is supported through the hinge mechanism, and the side support and the linkage part are connected through the limit sliding groove and the sliding guide part in a matched manner, or the side support and the rotation part are connected through the stop sliding groove and the stop part in a matched manner, so that the overall width of the rotating shaft device is reduced, the inner space of a shell occupied by the rotating shaft device is reduced, and the layout of other elements such as a main board or a battery is facilitated. Drawings In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. Fig. 1 is a schematic perspective view of an electronic device according to an embodiment of the application; FIG. 2 is an exploded perspective view of the folding housing and the flexible member of the electronic device of FIG. 1; FIG. 3 is an exploded perspective view of the folding housing of FIG. 2; FIG. 4 is a partial perspective view of the spindle assembly of FIG. 3; FIG. 5 is a schematic perspective view of the spindle assembly of FIG. 4 from another perspective; FIG. 6 is an exploded view of the support mechanism, the rotating assembly, the folding assembly and the back cover of the hinge device of FIG. 4; FIG. 7 is a schematic perspective view of a support mechanism, a rotating assembly, a folding assembly and a back cover of the hinge device shown in FIG. 5; FIG. 8 is an exploded perspective view of the rotating assembly and folding assist assembly of FIG. 6; FIG. 9 is a schematic perspective view of the rotation assembly and fold-assist assembly of FIG. 8 from another perspective; FIG. 10 is an exploded perspective view of the rotating assembly of FIG. 8; FIG. 11 is a schematic perspective view of another view of the rotating assembly of FIG. 10; FIG. 12 is an e