CN-122014736-A - Rotating shaft mechanism and electronic equipment

Abstract

The application discloses a rotating shaft mechanism and electronic equipment, and belongs to the technical field of electronic equipment. The rotating shaft mechanism comprises a base, a swinging arm and an electric connection structure, wherein the swinging arm comprises a first connection part which is rotationally connected with the base, the electric connection structure comprises a first conductive part and a second conductive part which are in movable contact, the first conductive part is installed on the first connection part, the second conductive part is installed on the base, and the first conductive part on the first connection part can be in contact with the second conductive part on the base in the rotating process of the swinging arm relative to the base. The first conductive part and the second conductive part are arranged at the position of the rotation connection between the swing arm and the base, so that the width of the shaft-penetrating flexible circuit board can be reduced, the occupation of the shaft-penetrating flexible circuit board to the space of the rotating shaft mechanism is reduced, and the structural stability of the rotating shaft mechanism is ensured.

Inventors

• GUO XUEPING

Assignees

• 荣耀终端股份有限公司

Dates

Publication Date

20260512

Application Date

20241111

Claims (20)

1. 1. A spindle mechanism, comprising: A base; the swing arm comprises a first connecting part, and the first connecting part is rotationally connected with the base; the electric connection structure comprises a first conductive part and a second conductive part, and the first conductive part and the second conductive part are in movable contact; The first connecting portion is provided with the first conductive portion, the base is provided with the second conductive portion, and the first conductive portion on the first connecting portion can be in contact with the second conductive portion on the base in the rotating process of the swing arm relative to the base.
2. 2. The spindle mechanism as recited in claim 1, further comprising a connector, wherein the swing arm is movably coupled to the connector; the swing arm further comprises a second connecting part, and the first connecting part is fixedly connected with the second connecting part; The second connecting part is provided with the first conductive part, and the connecting piece is provided with the second conductive part; The first conductive portion on the second connection portion is capable of contacting the second conductive portion on the connection member during movement of the swing arm relative to the connection member.
3. 3. The spindle mechanism as set forth in claim 2, wherein the swing arm has a first mounting surface, the first conductive portion being mounted on the first mounting surface, the first mounting surface being perpendicular to a length direction of the spindle mechanism; The base and the connecting piece are respectively provided with a second installation surface, the second conductive part is installed on the second installation surface, and the second installation surface is perpendicular to the length direction of the rotating shaft mechanism.
4. 4. A spindle assembly as set forth in claim 3 wherein said second conductive portion includes an electrical contact including a pin portion fixedly connected to said contact portion and a contact portion fixedly secured to said second mounting surface, said contact portion being capable of elastic deformation.
5. 5. The spindle assembly of claim 4 wherein said electrical contact is fan-shaped in orthographic projection in a predetermined plane, said predetermined plane being perpendicular to a longitudinal direction of said spindle assembly; The second conductive portion includes one or more electrical contacts, wherein when the second conductive portion includes a plurality of electrical contacts, a plurality of the electrical contacts are spaced apart.
6. 6. The spindle mechanism as recited in claim 4 wherein said contact portion projects from said second mounting surface, said contact portion having a contact plane, said contact plane being in contact with said first conductive portion.
7. 7. The rotating shaft mechanism according to claim 4, wherein the electrical contact includes two lead portions, and wherein one of the lead portions is connected to one end of the contact portion in the longitudinal direction and the other of the lead portions is connected to the other end of the contact portion in the longitudinal direction.
8. 8. The spindle mechanism as recited in claim 5 wherein said second mounting surface has a first recessed channel therein, said pin portion being secured in said first recessed channel; The shape of the first concave groove is matched with the shape of the orthographic projection of the electric contact piece in the preset plane.
9. 9. The spindle mechanism as recited in claim 4 wherein the second conductive portion further comprises an adapter plate, the electrical contact being secured to the adapter plate, the adapter plate being secured to the second mounting surface.
10. 10. The spindle assembly of claim 9 wherein said adapter plate is made of an organic substrate, a ceramic substrate or a metal substrate.
11. 11. The spindle mechanism of any one of claims 1-10, wherein the electrical connection further comprises a first transmission line connected to the first conductive portion on the swing arm.
12. 12. The spindle mechanism as recited in claim 11 wherein the first transmission line includes at least one first sub-line, an end of the first sub-line being connected to the first conductive portion.
13. 13. The spindle mechanism as recited in claim 11 wherein said first transmission line is secured to a surface of said swing arm; Or, the first transmission line is embedded in the swing arm.
14. 14. The spindle mechanism as recited in claim 11 wherein said electrical connection further comprises a first circuit board, said first transmission line being integrated on said first circuit board; The first circuit board is a flexible circuit board, a hard circuit board or a soft-hard combined circuit board.
15. 15. The spindle mechanism as set forth in any one of claims 1-10, wherein the first connection portion is an arcuate structure having a first arcuate slot on the base, the arcuate structure extending into the first arcuate slot to rotatably connect the swing arm to the base; The first arc chute is internally provided with the second conductive part.
16. 16. The spindle mechanism as set forth in any one of claims 2 to 10, further comprising a first pin shaft, the second connection portion having a first pin hole, the connection member having a second pin hole, the first pin shaft being threaded into the first pin hole and the second pin hole to rotatably connect the swing arm with the connection member; the hole end surface of the first pin hole is provided with the first conductive part, and the hole end surface of the second pin hole is provided with the second conductive part.
17. 17. The spindle mechanism of any one of claims 1-10, wherein the first conductive portion comprises an electrical connection metal layer disposed on the swing arm, the electrical connection metal layer being in contact with the second conductive portion.
18. 18. A spindle mechanism for an electronic device, comprising: a first component; The first component is movably connected with the second component; The electric connection structure comprises a first conductive part and a second conductive part, wherein the first conductive part is movably contacted with the second conductive part, the first conductive part is arranged on the first component, the second conductive part is arranged on the second component, and the first conductive part on the first component is contacted with the second conductive part on the second component in the process of moving the first component relative to the second component; The first component is a swing arm, the second component is a door plate, or the first component is a connecting piece, and the second component is a door plate.
19. 19. An electronic device is characterized by comprising a flexible display screen, a shell and a rotating shaft mechanism according to any one of claims 1-18, wherein the shell comprises a first sub-shell and a second sub-shell, the first sub-shell and the second sub-shell are respectively connected with the rotating shaft mechanism, the first sub-shell and the second sub-shell can rotate relatively through the rotating shaft mechanism, and the flexible display screen is respectively connected with the first sub-shell and the second sub-shell.
20. 20. The electronic device of claim 19, further comprising a main circuit board mounted on the first sub-housing and a sub-circuit board mounted on the second sub-housing, the main circuit board and the sub-circuit board being electrically connected by the electrical connection structure.

Description

Rotating shaft mechanism and electronic equipment Technical Field The present application relates to the field of electronic devices, and in particular, to a rotating shaft mechanism and an electronic device. Background With the continued development of technology, foldable electronic devices, such as foldable cellular phones, have become increasingly popular. The foldable electronic equipment comprises a rotating shaft mechanism and a shaft penetrating flexible circuit board, and the shaft penetrating flexible circuit board penetrates through the rotating shaft mechanism to be connected with different electronic components so as to realize electric signal transmission. However, when the shaft-penetrating flexible circuit board transmits more electric signals, the width of the shaft-penetrating flexible circuit board is increased, but the wider flexible circuit board occupies the space of the rotating shaft mechanism to influence the design of the rotating shaft mechanism, and in addition, the strength of the rotating shaft mechanism is influenced by the shaft-penetrating flexible circuit board. Disclosure of Invention The application provides a rotating shaft mechanism and electronic equipment, which are used for solving the technical problem that a shaft penetrating flexible circuit board in the related art occupies more space of the rotating shaft mechanism. The technical scheme is as follows: The first aspect of the application provides a rotating shaft mechanism which comprises a base, a swinging arm and an electric connection structure, wherein the swinging arm comprises a first connection part which is rotationally connected with the base, the electric connection structure comprises a first conductive part and a second conductive part which are movably contacted, the first conductive part is installed on the first connection part, the second conductive part is installed on the base, and the first conductive part on the first connection part can be contacted with the second conductive part on the base in the rotating process of the swinging arm relative to the base. Through adopting above-mentioned technical scheme, utilize the position that rotates the connection between swing arm and base to set up first conductive part and second conductive part, like this first conductive part can keep contacting with the second conductive part when the swing arm rotates for the base, thereby realize the transmission of the signal between the part of two relative movements, like this can separate out the signal of wearing axle flexible circuit board transmission, a plurality of signal or whole signal, and utilize first conductive part and second conductive part transmission, then can reduce the width of wearing axle flexible circuit board, thereby reduce the occupation of wearing axle flexible circuit board to pivot mechanism space, guarantee the stability of pivot mechanism's structure. In some implementations, the rotating shaft mechanism further comprises a connecting piece, and the swing arm is movably connected with the connecting piece; The swing arm further comprises a second connecting part, and the first connecting part is fixedly connected with the second connecting part; The second connecting part is provided with a first conductive part, and the connecting piece is provided with a second conductive part; in the process of moving the swing arm relative to the connecting piece, the first conductive part on the second connecting part can be contacted with the second conductive part on the connecting piece. Through adopting above-mentioned technical scheme, also set up first conductive part and second conductive part between swing arm and connecting piece, further reduce the influence of wearing the flexible circuit board of axle like this to guarantee the stability of pivot mechanism's structure. In some implementations, the swing arm has a first mounting surface on which the first conductive portion is mounted, the first mounting surface being perpendicular to a length direction of the spindle mechanism; The base and the connecting piece are respectively provided with a second installation surface, the second conductive part is installed on the second installation surface, and the second installation surface is perpendicular to the length direction of the rotating shaft mechanism. Through adopting above-mentioned technical scheme, with first conductive part setting on the first installation face with the length direction looks vertically of pivot mechanism to set up the second conductive part on the second installation face with the length direction looks vertically of pivot mechanism, can reduce like this to the thickness of base, the thickness of connecting piece with the influence to the thickness of swing arm, thereby can guarantee its structure self intensity can also satisfy the design demand. In some implementations, the second conductive portion includes an electrical contact including a pin port