CN217152618U

CN217152618U - Inward-folding flexible screen mobile terminal hinge and inward-folding flexible screen mobile terminal

Info

Publication number: CN217152618U
Application number: CN202121383512.2U
Authority: CN
Inventors: 张景江; 孙周厅; 戴红英
Original assignee: Hangzhou Amphenol Phoenix Telecom Parts Co Ltd
Current assignee: Hangzhou Amphenol Phoenix Telecom Parts Co Ltd
Priority date: 2021-06-21
Filing date: 2021-06-21
Publication date: 2022-08-09
Anticipated expiration: 2031-06-21
Also published as: WO2022268007A1

Abstract

The utility model provides an inflected flexible screen mobile terminal hinge and an inflected flexible screen mobile terminal, the truckle is provided with an isolation mounting frame, the isolation mounting frame is provided with a first side arrangement grid which is equal to the quantity of a first shaft torsion mechanism and a second side arrangement grid which is equal to the quantity of a second shaft torsion mechanism, a torsion mechanism is arranged in each grid arrangement grid, and the torsion mechanisms of the same shaft are arranged in a forward direction; the rotating cams in the torsion mechanism of the same shaft are connected together by a connecting structure in addition to the arrangement. The utility model discloses can be applied to flexible screen mobile terminal of infolding, can enough provide the high resistance moment of torsion, simultaneously, each torsion structure separates each other and arranges in proper order again, avoids the mutual interference between a plurality of torsion mechanisms, satisfies the flexible screen middle part and adopts the folding operation requirement of water droplet shape. And, the utility model provides a flexible screen mobile terminal of inflection has better anti falling performance.

Description

Inward-folding flexible screen mobile terminal hinge and inward-folding flexible screen mobile terminal

Technical Field

The utility model relates to a hinge and application the flexible screen mobile terminal of infolding of hinge, flexible screen mobile terminal of infolding can cell-phone, notebook computer etc..

Background

The flexible screen mobile terminal capable of being folded inwards adopts different measures to process a bending part when the flexible screen is folded. One measure is to avoid the folded terminal by arranging a rotating plate in the middle, so that the folded middle seam of the terminal can be straight, and the folded middle part of the flexible screen is similar to a water drop shape. To accomplish this, the hinge would be required to provide a higher resistive torque to meet the operational function and resist the outward tension of the flexible screen when collapsed. At present, in order to meet the requirement of the high-resistance torque, two groups of torsion mechanisms are often arranged on the same shaft of the hinge, but the two groups of torsion mechanisms cannot be coordinated and consistent due to part errors and assembly errors, interference exists, and the actual using effect is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a first purpose is to the problem that exists among the background art, provides a new scheme, can be applied to flexible screen mobile terminal of infolding, can enough provide the high resistance moment of torsion, simultaneously, avoids the interference between the torsion mechanism again, improves the result of use, satisfies flexible screen middle part and adopts the folding operation requirement of water droplet shape. Therefore, the utility model adopts the following technical scheme:

a flexible screen mobile terminal hinge of inflection, includes parallel first axle and second axle, a plurality of first axle torsion mechanism and a plurality of second axle torsion mechanism, its characterized in that the hinge still sets up the isolation mounting bracket, the isolation mounting bracket set up with the first side arrangement check that the quantity of first axle torsion mechanism is equal and with the second side arrangement check that the quantity of second axle torsion mechanism is equal, first axle torsion mechanism and second axle torsion mechanism all include the slip cam and the rotation cam of cover off-axial, the slip cam can slide and can not rotate for the axle, the rotation cam can rotate for the axle, the slip cam is by elastomeric element top tight on the rotation cam, and:

a torsion mechanism is arranged in each grid arrangement grid, and the torsion mechanisms on the same shaft are arranged in the same direction; the rotating cams in the torsion mechanism of the same shaft are connected together by a connecting structure in addition to the arrangement.

Further, the rotating cam is backed on a wall at one end of the arrangement grid.

Further, the hinge includes a left side structure and a right side structure, the left side structure and the right side structure each include: the rotary frame, the sliding frame, the swing arm and the rotary supporting plate; the rotating frame is connected with a rotating cam in a same-shaft torsion mechanism of the hinge, and a sliding guide structure and a rotating guide structure are arranged; the sliding frame is connected with the sliding guide structure in a sliding mode through a sliding connection structure, rotates together with the rotating frame and can slide relative to the rotating frame, and the sliding direction is perpendicular to the first shaft and the second shaft; the sliding frame is also rotationally connected with the swing arm, and a rotational connecting shaft of the sliding frame is parallel to the first shaft and the second shaft; the swing arm is rotatably connected with the middle bracket, and a rotating connecting shaft of the swing arm is parallel to the first shaft and the second shaft; in the process of folding the hinge, the swing arm pushes the sliding frame to slide towards the outer side; taking the angle of the hinge which is opened to the position corresponding to the flattening of the folded flexible screen mobile terminal as a reference state, and setting the upper surface of the sliding frame to be inclined, so that after the hinge is folded, an abdicating space is formed between the sliding frame of the left side structure and the sliding frame of the right side structure; the hinge is opened to a position corresponding to the flattening angle of the folded flexible screen mobile terminal and used as a reference state, the rotating support plate is arranged above the sliding frame, the outer side of the rotating support plate is rotatably connected with the sliding frame, and the rotating shaft of the rotating support plate is parallel to the first shaft and the second shaft; the back direction connecting piece of rotation backup pad, direction connecting piece and rotation guide structure are connected, can rotate the backup pad along with the carriage rotation and make when sliding and rotate the backup pad and take place the rotation, thereby when the hinge was opened to the flat angle of corresponding infolding flexible screen mobile terminal exhibition, rotate the backup pad and rotate the angle that supports the flexible screen the hinge is folded up the back, and the rotation backup pad of left side structure and the rotation backup pad of right side structure rotate the slope, offer for the flexible screen middle part of buckling provides and puts.

Furthermore, the sliding guide structure is two guide rails protruding out of the outer side of the rotating frame, the rotating guide structure is two connecting columns arranged between the two guide rails, and a gap is formed between the two connecting columns.

Another object of the utility model is to provide an use flexible screen mobile terminal of infolding of above-mentioned hinge. Therefore, the utility model adopts the following technical scheme:

a mobile terminal with an inward-folding flexible screen comprises a middle casing, a left casing, a right casing and an inner flexible screen, the folding flexible screen mobile terminal is characterized by further comprising two hinges arranged at two ends of the middle shell, a third hinge is arranged in the middle of the middle shell and is provided with a rotating axis respectively collinear with the first shaft and the second shaft and a left connecting structure and a right connecting structure respectively rotating around the two axes, the third hinge does not set up torsion mechanism, left side casing and right side casing respectively with the carriage fixed connection of left side structure and right side structure, the left side connection structure and the right side connection structure of third hinge rotate with the left rotation backup pad and the rotation backup pad on right side respectively and be connected, its rotation axis and rotation backup pad rotate the axis collineation of being connected with the carriage.

Furthermore, a lifting support plate is arranged at the top of the middle shell, a fixed frame is arranged below the lifting support plate, and the hinge is arranged between the fixed frame and the shell of the middle shell; the rotating frame is provided with a cam structure for supporting the lifting plate, so that the hinge is opened to correspond to the angle of the unfolding of the flexible screen mobile terminal, the cam structure is utilized to jack the lifting support plate to the height for supporting the flexible screen, the lifting support plate is lowered when the hinge is folded, the fixing frame is provided with a recess matched with the lifting support plate, the back of the lifting support plate is connected with a spring connecting piece, the spring connecting piece penetrates through a hole in the fixing frame from the lower part of the fixing frame and is connected with the lifting support plate, and a reset spring is arranged between the lower end of the spring connecting piece and the fixing frame.

Because adopt the technical scheme of the utility model, the utility model discloses a flexible screen mobile terminal of infolding can be applied to, can enough provide the high resistance moment of torsion, and simultaneously, each torsion structure separates each other and arranges in proper order again, avoids the mutual interference between a plurality of torsion mechanisms, satisfies the flexible screen middle part and adopts the folding operation requirement of water droplet shape. And, the utility model provides a flexible screen mobile terminal of inflection has better anti falling performance.

Drawings

Fig. 1 is a schematic view of a combination of multiple torque mechanisms in an embodiment of the hinge of the present invention.

Fig. 2 is an exploded view of the hinge portion of the foldable flexible screen mobile terminal according to the present invention.

Fig. 3 and 4 are respectively the cross-sectional views of the embodiment of the hinge of the present invention corresponding to the folding-in flexible screen mobile terminal in the flat state and the closed state.

Detailed Description

Reference is made to the accompanying drawings. The utility model provides a flexible screen mobile terminal hinge of inflection, including parallel primary shaft 11 and secondary shaft 12, a plurality of primary shaft torsion mechanism and a plurality of secondary shaft torsion mechanism, the hinge still sets up isolation mounting bracket 2, isolation mounting bracket 2 sets up the first side arrangement check 21 that equals with the quantity of primary shaft torsion mechanism and the second side arrangement check 22 that equals with the quantity of secondary shaft torsion mechanism, primary shaft torsion mechanism and secondary shaft torsion mechanism all include the slip cam 31 and the rotation cam 32 of cover outside axle (primary shaft 11 or secondary shaft 12), slip cam 31 can slide and can not rotate for the axle of cover (primary shaft 11 or secondary shaft 12), rotation cam 32 can rotate for axle (primary shaft 11 or secondary shaft 12), rotation cam 32 leans on arranging the wall 23 of check one end, the sliding cam 31 is pressed against the rotating cam 32 by an elastic component 33, and the elastic component 33 can be a spring or a torsion spring; and:

as shown in the figure, in the present embodiment, the first shaft torsion mechanisms are arranged in two, the arrangement lattices 21 are provided in two, one torsion mechanism is arranged in each lattice arrangement lattice 21, the second shaft torsion mechanisms are arranged in two, the arrangement lattices 22 are provided in two, and one torsion mechanism is arranged in each lattice arrangement lattice 22; the torsion mechanisms of the same shaft are arranged in a forward direction (for example, as shown in the figure, the torsion mechanisms are arranged in a mode that the rotating cam 32 is arranged on the upper portion and the sliding cam 31 is arranged on the lower portion); the rotating cams in the torsion mechanism of the same shaft are connected together by a connecting structure in addition to the arrangement. As shown, the connecting structure is the rotating frame 4 described below in the present embodiment.

The hinge includes left side structure and right side structure, left side structure and right side structure all include: a rotating frame 4, a sliding frame 5, a swinging arm 6 and a rotating support plate 7.

The rotating frame 4 is provided with a sliding guide structure 41 and a rotating guide structure 42, the sliding guide structure 41 can be two guide rails protruding out of the outer side of the rotating frame 4, the rotating guide structure 42 can be two connecting columns arranged between the two guide rails, and a gap 43 is formed between the two connecting columns.

The sliding frame 5 is slidably connected with the sliding guide structure 41 through a sliding connection structure 51, the sliding connection structure 51 may be a groove matched with a guide rail, and rotates together with the rotating frame 4 and can slide relative to the rotating frame 4, the shaft of the rotating frame 4 (the first shaft 11 or the second shaft 12 is the shaft of the sliding frame 5) is perpendicular to the first shaft and the second shaft; the sliding frame 5 is provided with a connecting part and is respectively connected with the left casing and the right casing of the inward-folding flexible screen mobile terminal.

The sliding frame 5 is also rotationally connected with the swing arm 6, and a rotating connecting shaft 61 of the sliding frame is parallel to the first shaft 11 and the second shaft 12; the swing arm 6 is rotatably connected with the middle support, and the middle part of the middle support is a middle shell 100 which can be a folding flexible screen mobile terminal or a support fixedly connected with the middle shell 100. The swing arm 6 is parallel to the rotation connecting axis of the middle support and the first shaft 11 and the second shaft 12, in the embodiment, the rotation connection adopts a virtual rotating shaft structure and is formed by matching an arc sliding block and an arc sliding groove, in the folding process of the hinge, the swing arm 6 pushes the sliding frame 5 to slide towards the outer side, and in the flattening process, the sliding frame is pulled back.

With the hinge is opened and is corresponded the flat angle of infolding flexible screen mobile terminal and be the reference state, the upper surface of carriage 5 sets up to the slope, makes after the hinge is folded up, form the space of stepping down 200 between the carriage 5 of left side structure and the carriage 5 of right side structure.

Use the hinge is opened and is corresponded the flat angle of infolding flexible screen mobile terminal and be the reference state, rotate backup pad 7 and set up in the top of carriage 5, rotate backup pad 7 the outside with carriage 4 rotates the connection, and its axis of rotation 71 is on a parallel with primary shaft 11 and secondary shaft 12, axis of rotation 71 is fixed on connecting piece 72, and connecting piece 72 passes through the screw, rivets and is connected with rotation backup pad 7. Rotate the back direction connecting piece 73 of backup pad 7, direction connecting piece 73 is in clearance 43 between the spliced pole, through guide way 74 and spliced pole sliding guide cooperation, can rotate backup pad 7 and rotate and make when sliding along with carriage 5 and rotate backup pad 7 take place to use axis of rotation 71 as the rotation of axle, thereby when the hinge is opened the flat angle of corresponding interior book flexible screen mobile terminal, rotate backup pad 7 and rotate the angle (fig. 3) that supports the flexible screen the hinge is folded the back, and the rotation backup pad 7 of left side structure and the rotation backup pad 7 of right side structure rotate the slope, offer the position for the flexible screen middle part of buckling (fig. 4).

For the folding-in flexible screen mobile terminal, including foretell middle part casing 100, left side casing, right side casing and inboard flexible screen, the folding-in flexible screen mobile terminal still includes two foretell hinges, these two hinges set up at the both ends of middle part casing 100, set up third hinge 300 in the middle part of middle part casing 100, third hinge 300 has the axis of rotation collinear respectively with primary shaft and secondary shaft and respectively around two axis pivoted left side link 301 and right side link 302, third hinge 300 does not set up more than torsion mechanism, left side casing and right side casing respectively with left side structure and right side structure's carriage 5 fixed connection, left side casing and right side casing respectively with left side structure and right side structure's carriage fixed connection, the left side link 301 and right side link 302 of third hinge rotate with left side rotation backup pad 7 and right side rotation backup pad 7 respectively and rotate and be connected, the axis of rotation of which is collinear with the axis of rotational connection of the rotating support plate 7 to the carriage 5.

A lifting support plate 8 is arranged at the top of the middle shell 100, rotating support plates 7 are arranged on two sides of the lifting support plate 8, a fixed frame 101 is arranged below the lifting support plate 6, the fixed frame 101 is fixedly connected with the middle shell 100, and the hinge is arranged between the fixed frame 101 and the shell of the middle shell 100; the rotating frame 4 is provided with a supporting cam structure 44 of the lifting plate, so that the hinge is opened to correspond to the angle of the inward-folding flexible screen mobile terminal, the cam structure 44 is used for jacking the lifting support plate 8 to the height for supporting the flexible screen, when the hinge is folded, the lifting support plate 8 is lowered to provide a larger yielding space for the bottom of the inward-folding flexible screen where the water drop type is bent, the fixing frame 101 is provided with a yielding groove 102 matched with the lifting support plate 8, the back of the lifting support plate 8 is connected with the spring connecting piece 9, the spring connecting piece 9 penetrates through a hole in the fixing frame 101 from the lower part of the fixing frame 101 and is connected with the lifting support plate 8, and a reset spring 91 is arranged between the lower end of the spring connecting piece 9 and the fixing frame 101.

The first shaft 11 and the second shaft 12 are connected to a gear connection mechanism 400 so as to be capable of synchronous reverse rotation.

The above description is only for the specific embodiment of the present invention, but the structural features of the present invention are not limited thereto, and any person skilled in the art is in the field of the present invention, and all the changes or modifications are covered in the protection scope of the present invention.

It is to be understood that the terms "comprises" and "comprising," and any variations thereof, in the description and claims of the invention and the above-described drawings are intended to cover non-exclusive inclusions. The terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description of the present invention, it is to be understood that the terms "one end", "the other end", "the outside", "the inside", "the level", "the end", "the length", "the outer end", "the left", "the right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, should not be construed as limiting the present invention. The terms "first" and "second" are also used for brevity of description only and do not indicate or imply relative importance.

Claims

1. A flexible screen mobile terminal hinge of inflection, includes parallel first axle and second axle, a plurality of first axle torsion mechanism and a plurality of second axle torsion mechanism, its characterized in that the hinge still sets up the isolation mounting bracket, the isolation mounting bracket set up with the first side arrangement check that the quantity of first axle torsion mechanism is equal and with the second side arrangement check that the quantity of second axle torsion mechanism is equal, first axle torsion mechanism and second axle torsion mechanism all include the slip cam and the rotation cam of cover off-axial, the slip cam can slide and can not rotate for the axle, the rotation cam can rotate for the axle, the slip cam is by elastomeric element top tight on the rotation cam, and:

2. The hinge for a folding flexible screen mobile terminal of claim 1, wherein said rotating cam is backed on the wall at one end of the layout compartment.

3. The hinge of claim 1, wherein the hinge comprises a left side structure and a right side structure, each of the left side structure and the right side structure comprising: the rotary frame, the sliding frame, the swing arm and the rotary supporting plate;

the rotating frame is connected with a rotating cam in a same-shaft torsion mechanism of the hinge, and a sliding guide structure and a rotating guide structure are arranged;

the sliding frame is connected with the sliding guide structure in a sliding mode through a sliding connection structure, rotates together with the rotating frame and can slide relative to the rotating frame, and the sliding direction is perpendicular to the first shaft and the second shaft;

the sliding frame is also rotationally connected with the swing arm, and a rotational connecting shaft of the sliding frame is parallel to the first shaft and the second shaft; the swing arm is rotatably connected with the middle bracket, and a rotating connecting shaft of the swing arm is parallel to the first shaft and the second shaft; in the process of folding the hinge, the swing arm pushes the sliding frame to slide towards the outer side;

taking the angle of the hinge which is opened to the position corresponding to the flattening of the folded flexible screen mobile terminal as a reference state, and setting the upper surface of the sliding frame to be inclined, so that after the hinge is folded, an abdicating space is formed between the sliding frame of the left side structure and the sliding frame of the right side structure;

the hinge is opened to a position corresponding to the flattening angle of the folded flexible screen mobile terminal and used as a reference state, the rotating support plate is arranged above the sliding frame, the outer side of the rotating support plate is rotatably connected with the sliding frame, and the rotating shaft of the rotating support plate is parallel to the first shaft and the second shaft; the back of rotating the backup pad is equipped with the direction connecting piece, the direction connecting piece is connected with rotation guide structure, can rotate the backup pad along with the carriage rotation and make when sliding and rotate the backup pad and take place the rotation, thereby when the hinge was opened to the flat angle of the flexible screen mobile terminal of corresponding infolding, rotate the backup pad and rotate the angle of supporting the flexible screen the hinge is folded the back, and the rotation backup pad of left side structure and the rotation backup pad of right side structure rotate the slope, offer the position for the flexible screen middle part of buckling.

4. The hinge for a folder-type flexible screen mobile terminal as claimed in claim 3, wherein said sliding guide means are two guide rails protruded from the outer side of the rotating frame, and said rotating guide means are two connecting posts disposed between the two guide rails with a gap therebetween.

5. A mobile terminal with a flexible inward-folded screen comprises a middle casing, a left casing, a right casing and an inner flexible screen, characterized in that the folding-in flexible screen mobile terminal further comprises two hinges as claimed in claim 3, the two hinges as claimed in claim 3 are arranged at two ends of the middle casing, a third hinge is arranged in the middle of the middle shell and is provided with a rotating axis respectively collinear with the first shaft and the second shaft and a left connecting structure and a right connecting structure respectively rotating around the two axes, the third hinge does not set up torsion mechanism, left side casing and right side casing respectively with the carriage fixed connection of left side structure and right side structure, the left side connection structure and the right side connection structure of third hinge rotate with the left rotation backup pad and the rotation backup pad on right side respectively and be connected, its rotation axis and rotation backup pad rotate the axis collineation of being connected with the carriage.

6. The mobile terminal of claim 5, wherein a lifting support plate is disposed on the top of the middle housing, a fixing frame is disposed below the lifting support plate, and the hinge is disposed between the fixing frame and the housing of the middle housing; the rotating frame is provided with a cam structure for supporting the lifting support plate, so that the hinge is opened to correspond to the angle of the unfolding of the flexible screen mobile terminal, the cam structure is utilized to jack the lifting support plate to the height for supporting the flexible screen, the lifting support plate is lowered when the hinge is folded, the fixing frame is provided with a recess matched with the lifting support plate, the back of the lifting support plate is connected with a spring connecting piece, the spring connecting piece penetrates through a hole in the fixing frame from the lower part of the fixing frame and is connected with the lifting support plate, and a reset spring is arranged between the lower end of the spring connecting piece and the fixing frame.