CN115174714A - Foldable electronic equipment and pressing piece thereof - Google Patents

Abstract

The invention provides a pressing piece, which is applied to electronic equipment comprising a flexible screen, wherein the flexible screen comprises a supporting plate and a display screen laminated on the front surface of the supporting plate, the side edge of the supporting plate extends out of the side edge of the display screen to form an extending part, the pressing piece comprises a pressing part pressed on the front surface of the extending part, the pressing part comprises a first pressing section and second pressing sections respectively connected to two opposite ends of the first pressing section, the first pressing section is fixedly connected to the supporting plate, and the second pressing section is connected to the supporting plate in a sliding manner; when the supporting plate is bent or unfolded, the second pressing section slides relative to the extending part. The application also provides an electronic device provided with the pressing member.

Description

Foldable electronic equipment and pressing piece thereof

Technical Field

The invention relates to the field of foldable electronic equipment structures, in particular to foldable electronic equipment and a pressing piece thereof.

Background

Existing foldable electronic devices generally include a flexible screen having bendable regions that can bend and flatten. In order to prevent the flexible screen from arching in the process of folding or flattening, the scheme adopted at present is to arrange a pressing block on a bendable area on the front side of the flexible screen; however, the compact increases the overall thickness of the electronic device, which is not conducive to miniaturization.

Disclosure of Invention

The application provides a pressfitting spare and be equipped with the collapsible electronic equipment of pressfitting spare, the pressfitting spare can avoid collapsible electronic equipment's flexible screen to arch up at folding or flat in-process of exhibition, and can not increase collapsible electronic equipment's whole thickness.

The application provides a pressing piece which is applied to electronic equipment comprising a flexible screen, wherein the flexible screen comprises a supporting plate and a display screen stacked on the front surface of the supporting plate, the side edge of the supporting plate extends out of the side edge of the display screen to form an extending part, the pressing piece comprises a pressing part pressed on the front surface of the extending part, the pressing part comprises a first pressing section and second pressing sections respectively connected to two opposite ends of the first pressing section, the first pressing section is fixedly connected to the supporting plate, and the second pressing section is connected to the supporting plate in a sliding manner; when the support plate bends or expands, the second pressing section slides relative to the extension part.

The application also provides foldable electronic equipment, which comprises a shell, a flexible screen and a pressing part, wherein the flexible screen and the pressing part are covered on the front surface of the shell; the pressing part of the pressing part is pressed on the front surface of the extension part in the bendable area of the flexible screen, the two frame bodies are mutually folded or mutually unfolded to enable the bendable area to be bent or unfolded, and the pressing part is bent or unfolded along with the bendable area.

Compared with the prior art, the foldable electronic equipment disclosed by the invention is thinner in overall thickness and is beneficial to miniaturization development. Specifically, the pressing piece of the foldable electronic device in the prior art is directly pressed on the light emitting surface of the flexible screen, so that the overall thickness of the foldable electronic device in the prior art is large, which is not beneficial to the miniaturization development of the foldable electronic device; the pressing piece is directly pressed on the front surface of the supporting plate instead of the front surface of the flexible screen, so that the whole thickness of the foldable electronic equipment at least reduces the thickness of the flexible screen, and the miniaturization and ultrathin development of the foldable electronic equipment are facilitated.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used 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 it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic perspective view of a foldable electronic device in an embodiment of the present application;

FIG. 2 is an exploded perspective view of the foldable electronic device of FIG. 1;

FIG. 3 is a schematic perspective view of another perspective of the foldable electronic device of FIG. 2;

FIG. 4 is an exploded perspective view of the folding housing of FIG. 2;

FIG. 5 is an exploded perspective view of the flexible member and the compression member of FIG. 2;

FIG. 6 is an exploded perspective view of the flexible member and the bonding member of FIG. 3;

fig. 7 is an enlarged view of a VII portion in fig. 5;

fig. 8 is an enlarged view of a portion VIII in fig. 6;

FIG. 9 is a schematic perspective view of another angle of the fastener of FIG. 7;

FIG. 10 is a perspective view of the compression assembly of FIG. 9 from another perspective;

figures 11 and 12 are perspective cross-sectional views of different parts of the press-fit element in figure 10;

FIG. 13 is an enlarged view of XIII in FIG. 2;

FIG. 14 is an enlarged view of the XIV portion of FIG. 3;

fig. 15 is a perspective cross-sectional view of the foldable electronic device of fig. 1;

fig. 16 is an enlarged view of XVI portion in fig. 15;

FIG. 17 is another perspective cut-away view of the foldable electronic device of FIG. 1;

fig. 18 is an enlarged view of the XVIII portion of fig. 17;

FIG. 19 is yet another perspective cut-away view of the foldable electronic device of FIG. 1;

fig. 20 is an enlarged view of the portion XX in fig. 19;

fig. 21 is a folded-state perspective view of the foldable electronic device in fig. 1;

fig. 22 is an exploded perspective view of the foldable electronic device of fig. 21;

FIG. 23 is an enlarged perspective view of the compression fitting of FIG. 22;

fig. 24 is a side view of the foldable electronic device in fig. 21.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.

Furthermore, the following description of the various embodiments refers to the accompanying drawings, which are included to illustrate specific embodiments in which the application may be practiced. Directional phrases used in this application, such as, for example, "upper," "lower," "front," "rear," "left," "right," "inner," "outer," "side," and the like, refer only to the orientation of the appended drawings and are, therefore, used herein for better and clearer illustration and understanding of the application and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the application.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected", "disposed in \8230, and \8230, or" disposed on "are to be understood in a broad sense, e.g., as being fixedly connected, detachably connected, or integrally connected; may be a mechanical connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in this application will be understood to be a specific case for those of ordinary skill in the art.

Referring to fig. 1 to fig. 3, a foldable electronic device 100 according to an embodiment of the present invention includes a foldable housing 20 and a flexible screen 30 covering a front surface of the foldable housing 20; the folding housing 20 includes two frames 21, a hinge device 22 connected between the two frames 21, and a pressing member 25. The rotating shaft device 22 includes a back shell 23 and a rotating shaft mechanism 24 disposed on the back shell 23, the two frame bodies 21 are respectively connected to two opposite sides of the rotating shaft mechanism 24, the two frame bodies 21 can be folded or unfolded relative to the back shell 23 through the rotating shaft mechanism 24, and the flexible screen 30 is bent or unfolded along with the rotating shaft device 22. The pressing member 25 is used for pressing the flexible screen 30, and the flexible screen 30 includes a supporting plate 32 and a display screen 35 stacked on the front surface of the supporting plate 32. The supporting plate 32 includes a bendable region 322 corresponding to the rotating shaft 22 and non-bendable regions 324 connected to two opposite sides of the bendable region 322, back sides of the two non-bendable regions 324 are respectively connected to front sides of the two frame bodies 21, and a back side of the bendable region 322 is attached to the front side of the rotating shaft 22. The edge of the supporting plate 32 extends out of the edge of the display screen 35 to form an extension 321; specifically, the extending portions 321 include first extending portions extending outward from two opposite ends of the bendable region 322 of the supporting plate 32, and second extending portions extending outward from the periphery of the non-bendable region 324 of the supporting plate 32, and the pressing member 25 is pressed on the first extending portions. The pressing element 25 includes a pressing portion 252 pressed on the front surface of the extending portion 321, that is, the pressing portion 252 is pressed on the front surface of the first extending portion; the middle portion of the pressing portion 252 is fixedly connected to the extending portion 321, the bendable region 322 of the supporting plate 32 bends or expands the pressing portion 252 during the bending or expanding process, and the opposite ends of the pressing portion 252 slide relative to the extending portion 321. In this embodiment, the rotating shaft device 22 includes two pressing members 25, and the two pressing members 25 are respectively pressed on the front surfaces of the first extending portions at two opposite ends of the bendable region 322 of the supporting plate 32. The display screen 35 includes a bendable region 351 corresponding to the hinge apparatus 22, and two non-bendable regions 353 connected to opposite sides of the bendable region 351, wherein a back surface of the bendable region 351 is attached to a front surface of the bendable region 322, and back surfaces of the two non-bendable regions 353 are respectively attached to front surfaces of the two bendable regions 322. The display 35 may be, but is not limited to, a flexible display, a flexible touch screen, a flexible touch display, and various flexible components with corresponding functions, and the supporting plate 32 may be, but is not limited to, a flexible metal sheet or a plastic sheet. During the folding or unfolding process of the foldable electronic device 100, the bendable region 322 of the support plate 32 and the bendable region 351 of the display screen 35 bend or unfold with the hinge device 22, the pressing portion 252 bends or unfolds with the bendable region 322, and the pressing portion 252 keeps pressed against the extending portion 321.

In this embodiment, the front surface refers to a surface facing the same direction as the light emitting surface of the display screen 35, and the back surface refers to a surface facing away from the light emitting surface of the display screen 35. Foldable electronic device 100 is, for example, but not limited to, a mobile phone, a tablet computer, a display, a liquid crystal panel, an OLED panel, a television, a smart watch, a VR head-mounted display, a vehicle-mounted display, or any other product or component with display function. "connected" in the description of the embodiments of the present invention includes both direct connection and indirect connection, for example, a connection of a and B includes a connection of a and B directly or through a third element C or more other elements. The connection also includes the cases of integral connection and non-integral connection, wherein the integral connection means that A and B are integrally formed and connected, and the non-integral connection means that A and B are non-integrally formed and connected.

Compared with the prior art, the foldable electronic device 100 of the invention has the advantage of reduced overall thickness, and is beneficial to miniaturization development. Specifically, the pressing member of the foldable electronic device in the prior art is directly pressed on the light emitting surface of the flexible screen, so that the overall thickness of the foldable electronic device in the prior art is large, which is not favorable for the miniaturization development of the foldable electronic device; the pressing piece 25 in the invention is directly pressed on the front surface of the supporting plate 32 instead of the front surface of the display screen 35, so that the whole thickness of the foldable electronic device 100 at least reduces the thickness of the display screen 35, and the miniaturization and ultrathin development of the foldable electronic device 100 are facilitated; in addition, the press-fit member 25 is pressed against the extension 321, so that the bendable region 322 and the bendable region 351 are prevented from arching during folding or unfolding and damaging the display screen 35.

As shown in fig. 2-4, the rotating shaft mechanism 24 includes a supporting component 241, a rotating component 243 and a hovering component 245, the supporting component 241 includes two side supports 2410; the rotating assembly 243 comprises a positioning seat 2431, a connecting member 2433, a rotating member 2435 and a driven member 2436, wherein two opposite ends of the rotating member 2435 are rotatably connected to the positioning seat 2431 and the connecting member 2433, respectively; one end of the driven member 2436 is rotatably connected to the positioning seat 2431, and one end of the driven member 2436 away from the positioning seat 2431 is slidably connected to the connecting member 2433. The side supports 2410 are rotatably coupled to the corresponding links 2433, and the side supports 2410 are rotatably and slidably coupled to the followers 2436. The positioning base 2431 is connected to the back shell 23, and the connecting members 2433 on two opposite sides of the positioning base 2431 are respectively connected to the two frame bodies 21. In the process that the two frame bodies 21 rotate relative to the positioning seat 2431, the rotating member 2435 and the driven member 2436 are driven by the connecting member 2433 to rotate relative to the positioning seat 2431, meanwhile, one end of the rotating member 2435, which is away from the positioning seat 2431, rotates relative to the connecting member 2433, and one end of the driven member 2436, which is away from the positioning seat 2431, slides relative to the connecting member 2433, so that the two side supporting members 2410 are bent or unfolded relative to the positioning seat 2431. Bendable region 322 of support panel 32 and bendable region 351 of display screen 35 bend or expand with support assembly 241; at the same time, the press-fit member 25 is bent or unfolded as the bendable region 322 of the support plate 32 is folded or unfolded. Both the bendable region 322 and the bendable region 351 can be flattened, and both the bendable region 322 and the bendable region 351 can be bent to form a U-shape or a drop-shape or other shapes. In this embodiment, both the bendable region 322 and the bendable region 351 are bent into a drop shape.

During the process of the two frame bodies 21 approaching or moving away from each other, the two side supports 2410 are made to fold or unfold from each other; the hovering assembly 245 is used to position the two side supports 2410 at a specific angle with respect to the positioning base 2431 so as to fold the flexible screen 30 to the specific angle. The specific angle ranges from 70 degrees to 130 degrees, such as 70 degrees, 80 degrees, 85 degrees, 90 degrees, 100 degrees, 110 degrees, 120 degrees, or 130 degrees, etc., between the two side supporting members 2410.

The rotating shaft device 22 in this embodiment includes a supporting component 241, three rotating components 243, and three hovering components 245; each rotating assembly 243 and one of the hovering assemblies 245 form an integral structure, and the three integral structures are arranged at intervals on the back surface of the supporting assembly 241.

In some embodiments, the rotating shaft device 22 may also include a supporting component 241, a rotating component 243 and a hovering component 245, where the rotating component 243 and the hovering component 245 form an integral structure, and the integral structure is disposed on the back side of the supporting component 241.

In some embodiments, the rotating shaft device 22 may also include a supporting component 241, two rotating components 243, and two pairs of hovering components 245, where each rotating component 243 and one of the hovering components 245 form an integral structure, that is, the two rotating components 243 and the two pairs of hovering components 245 form two integral structures, and the two integral structures are respectively disposed at two opposite ends of the back surface of the supporting component 241.

In some embodiments, the rotating shaft device 22 may also include one supporting component 241, three or more rotating components 243, and three or more hovering components 245, each rotating component 243 and one of the hovering components 245 form an integral structure, that is, the three or more rotating components 243 and the three or more hovering components 245 form three or more integral structures, and the three or more integral structures are respectively disposed on the back surface of the supporting component 241 and are arranged at intervals along the length direction of the side supporting component 2410.

The connecting members 2433 on two opposite sides of the rotating shaft device 22 are respectively and fixedly connected to the two frame bodies 21, when one of the frame bodies 21 is folded or unfolded relative to the other frame body 21, the corresponding rotating member 2435 can be driven to rotate relative to the positioning seat 2431, the driven member 2436 can be driven to rotate relative to the positioning seat 2431, and the driven member 2436 can slide relative to the connecting member 2433, so as to drive the two side supporting members 2410 to rotate and slide relative to the positioning seat 2431 until the two side supporting members 2410 are bent into a drop shape or unfolded into a horizontal shape. The bendable region 322 of the supporting plate 32 and the bendable region 351 of the display screen 35 are formed into a drop shape or a horizontal shape as the hinge means 22 is folded or unfolded, and at the same time, the press-fit member 25 is bent or unfolded as the bendable region 322 of the supporting plate 32 is folded or unfolded.

As shown in fig. 2 to fig. 4, the frame body 21 includes a front 211, a back 213, two opposite side surfaces 214 and two end surfaces 215, the rotating shaft device 22 is connected between the two adjacent end surfaces 215 of the two frame bodies 21, the back of the bendable region 322 of the supporting plate 32 is used for being attached to the front of the rotating shaft mechanism 24, and the back of the non-bendable region 324 of the supporting plate 32 is connected to the front 211 of the frame body 21. An end surface 215 of each frame 21 facing the rotating shaft device 22 is provided with a receiving groove 216, the receiving groove 216 penetrates through the front surface 211 of the frame 21, and opposite ends of the receiving groove 216 extend to opposite two side surfaces 214 of the frame 21. The two opposite sides of the rotating shaft device 22 are respectively received in the receiving slots 216 of the two frames 21, and each connecting member 2433 is fixedly connected to the corresponding frame 21. The rear surface 213 of the housing 21 is provided with a plurality of receiving spaces 217, and the receiving spaces 217 are used for mounting electronic components such as circuit boards and batteries.

As shown in fig. 5-8, the supporting plate 32 is rectangular, and the supporting plate 32 can be, but is not limited to, a bendable metal sheet or a plastic sheet. The bendable region 322 includes a first bendable portion 3221 located in the middle and two second bendable portions 3223 connected to two opposite sides of the first bendable portion 3221, wherein one side of the second bendable portion 3223 away from the first bendable portion 3221 is connected to the non-bendable region 324. Preferably, each of the second bendable portions 3223 is provided with a plurality of grooves near the non-bending region 324, the grooves extend along a direction parallel to the folding axis of the bendable region 322, and the grooves facilitate bending of the second bendable portions 3223.

The pressing portion 252 includes a first pressing section 2521 and a second pressing section 2523 connected to two opposite ends of the first pressing section 2521, preferably, the first pressing section 2521 is located at the middle portion of the pressing portion 252; the first pressfitting segment 2521 is fixedly connected to the support plate 32, and preferably, a middle portion of the first pressfitting segment 2521 is fixedly connected to the extension portion 321; the second press-fit section 2523 is slidably connected to the support plate 32, and preferably, the second press-fit section 2523 is slidably connected to the extension 321. During the bending or expanding process of the bendable region 322, the first press-fit segment 2521 bends or expands with the bendable region 322, and the second press-fit segment 2523 slides relative to the extension portion 321. Specifically, the first pressing section 2521 is a rectangular first pressing sheet, and the second pressing section 2523 is a second pressing sheet connected to an end of the first pressing sheet; the first pressing section 2521 and the second pressing section 2523 are made of a flexible material, which may be, but not limited to, rubber, silicone, etc.; thus, the first and second press sections 2521 and 2523 can be bent or unfolded. In the pressing portion 252, the back surface of the first pressing section 2521 is coplanar with the back surface of the second pressing section 2523 in a natural state. The natural state refers to a state in which the nip portion 252 is not bent. The thickness of the first pressing section 2521 is greater than that of the second pressing section 2523, and preferably, the front surface of the first pressing section 2521 and the front surface of each second pressing section 2523 are connected by an inclined surface, so that the second pressing section 2523 can be bent relative to the first pressing section 2521. In this embodiment, the first pressing section 2521 and the second pressing section 2523 are integrally formed. When the first pressing section 2521 and the second pressing section 2523 are respectively pressed on the front surface of the extension portion 321, the thickness of the first pressing section 2521 is greater than that of the display screen 35, and the thickness of the second pressing section 2523 is less than that of the first pressing section 2521; the pressing portion 252 avoids the display screen 35 and directly presses the front surface of the extending portion 321, so that the overall thickness of the foldable electronic device 100 is reduced, and the ultra-thin development of the foldable electronic device 100 is facilitated.

As shown in fig. 7-12, the pressing element 25 further includes a connecting portion 2522 and a first shielding portion 2524 connected to a side of the first pressing section 2521 away from the display screen 35, the connecting portion 2522 is connected to the extending portion 321, the first shielding portion 2524 is located at a side of the supporting plate 32, and the connecting portion 2522 and the first shielding portion 2524 can prevent impurities such as dust from entering the interior of the foldable electronic device 100. In this embodiment, one side of the first pressing section 2521 away from the display screen 35 is provided with two first shielding portions 2524, the connecting portion 2522 is located between the two first shielding portions 2524, and a gap is formed between each first shielding portion 2524 and the connecting portion 2522, so that the pressing member 25 can be bent along with the bending of the flexible screen 30, specifically, the first pressing section 2521 of the pressing member 25 can be bent along with the bending of the flexible screen 30; the two first blocking portions 2524 and the connecting portion 2522 prevent foreign objects such as external dust from entering the foldable electronic device 100. In some embodiments, the pressing element 25 includes three or more first shielding portions 2524, and the three or more first shielding portions 2524 are respectively disposed on a side of the first pressing section 2521 away from the display screen 35 and on opposite sides of the connecting portion 2522. The first shielding portion 2524 and the first pressing section 2521 are made of the same flexible material; preferably, the first shielding portion 2524 and the first press-fit section 2521 are integrally formed, and the first shielding portion 2524 can be bent or unfolded along with the first press-fit section 2521. Specifically, the connecting portion 2522 and the first shielding portion 2524 are shielding pieces, that is, the connecting portion 2522 and the first shielding portion 2524 extend along the thickness direction of the first pressing section 2521 to a side away from the front surface of the display screen 35; the included angle between the connection portion 2522 and the first shielding portion 2524 and the pressing portion 252 is in a range from 80 degrees to 100 degrees, and preferably, the connection portion 2522 and the first shielding portion 2524 are perpendicular to the first pressing section 2521. In this embodiment, the connecting portion 2522, the first shielding portion 2524 and the press-fit portion 252 are integrally formed. In other embodiments, the connection portion 2522 may be made of a hard material, and the connection portion 2522 may be fixedly connected to the pressing portion 252 by, but not limited to, gluing, clamping, and the like.

Preferably, the connection portion of the first pressing section 2521, the connection portion 2522 and the first shielding portion 2524 is in arc transition, which is not only beneficial to bending or unfolding the pressing portion 252, but also can improve the appearance of the product.

The engaging member 25 further includes a positioning portion 2525 connected to the connecting portion 2522, the positioning portion 2525 being fixedly connected to the supporting plate 32. The positioning portion 2525 is convexly disposed on the side surface of the connecting portion 2522 facing the first pressing section 2521; specifically, the positioning portion 2525 is a positioning piece parallel to the first pressing section 2521 at an interval, and the positioning piece is close to the first pressing section 2521. The positioning slot 2501 is defined by the positioning portion 2525 and the first pressing section 2521, the extending portion 321 of the supporting plate 32 is partially accommodated in the positioning slot 2501, and the extending portion 321 is clamped by the positioning portion 2525 and the first pressing section 2521. The extension length of the positioning portion 2525 in the direction parallel to the width direction of the first pressing section 2521 is greater than the width of the first pressing section 2521. In this embodiment, the positioning portion 2525, the connecting portion 2522 and the press-fit portion 252 are integrally formed. In some embodiments, the positioning portion 2525 can be fixed to the connecting portion 2522 by, but not limited to, gluing, clipping, etc.

The positioning portion 2525 and the support plate 32 are fixedly connected by fitting of a positioning hole provided in one of the positioning portion 2525 and the support plate 32 and a fixing portion provided in the other of the positioning portion 2525 and the support plate 32. In this embodiment, the supporting plate 32 is provided with a fixing portion 325, the positioning portion 2525 is provided with a positioning hole 2502, and the fixing portion 325 is fixedly connected to the positioning hole 2502. Specifically, the fixing portion 325 is a fixing column, that is, a fixing column is protruded from the back surface of the supporting plate 32 corresponding to the positioning hole 2502, and the fixing column is clamped in the positioning hole 2502. Preferably, an end of the fixing post away from the supporting plate 32 is provided with a flange for preventing the fixing portion 325 from being detached from the positioning hole 2502.

In some embodiments, the supporting plate 32 is provided with a positioning hole corresponding to the positioning portion 2525, and the positioning portion 2525 is provided with a fixing column connected to the positioning hole.

In some embodiments, the positioning portion 2525 and the supporting plate 32 can be fixedly connected by, but not limited to, gluing, clipping, etc.

As shown in fig. 7-12, the pressing element 25 further includes a second blocking portion 2526 connected to a side of the second pressing segment 2523 away from the display screen 35, and a sliding guide portion 2527 connected to the second blocking portion 2526, the sliding guide portion 2527 is slidably connected to the supporting plate 32, and the second blocking portion 2526 prevents impurities such as dust from entering the interior of the foldable electronic device 100. In this embodiment, the two second pressing sections 2523 are respectively provided with a second shielding portion 2526 on the side away from the display screen 35, and a gap is formed between the second shielding portion 2526 and the adjacent first shielding portion 2524, so that the pressing element 25 can be bent along with the bending of the flexible screen 30. The second shielding portion 2526 and the second pressing section 2523 are made of the same flexible material; preferably, the second shielding portion 2526 and the second pressing section 2523 are integrally formed. Further, a reinforcing sheet is embedded in the second shielding portion 2526. The second blocking portion 2526 extends along the thickness direction of the supporting plate 32 to a side away from the front surface of the display screen 35, and specifically, the second blocking portion 2526 is a blocking piece extending along the thickness direction of the second pressing section 2523 to a side away from the front surface of the display screen 35. The included angle between the second shielding portion 2526 and the second pressing section 2523 ranges from 80 degrees to 100 degrees, and preferably, the second shielding portion 2526 is perpendicular to the second pressing section 2523. In this embodiment, the second shielding portion 2526 and the pressing portion 252 are integrally formed.

Preferably, the junction of the second press-fit section 2523 and the second shielding portion 2526 is in a circular arc transition, which facilitates the sliding of the second press-fit section 2523 and the second shielding portion 2526 relative to the extension portion 321.

The sliding guide portion 2527 and the second pressing section 2523 clamp the extending portion 321, and the sliding guide portion 2527 can slide relative to the extending portion 321. Specifically, the sliding guide portion 2527 is convexly disposed on the side surface of the second shielding portion 2526 facing the second pressing section 2523, and the sliding guide portion 2527 is a sliding guide sheet spaced parallel to the second pressing section 2523 and close to the second pressing section 2523. The sliding guide portion 2527 and the second press-fit section 2523 define a sliding guide slot 2504 therebetween, the extension portion 321 of the supporting plate 32 is slidably received in the sliding guide slot 2504, and the second press-fit section 2523 and the sliding guide portion 2527 clamp the extension portion 321. The extension length of the sliding guide portion 2527 along the direction parallel to the width direction of the second pressing section 2523 is greater than the width of the second pressing section 2523. In this embodiment, the sliding guide portion 2527 is integrally formed with the second shielding portion 2526. In some embodiments, the sliding guide portion 2527 can be fixed to the second shade portion 2526 by, but not limited to, gluing, clipping, etc.

The sliding guide 2527 is slidably connected to the supporting plate 32 by the cooperation of a sliding guide hole provided in one of the sliding guide 2527 and the supporting plate 32 and a stopper provided in the other of the supporting plate 32 and the sliding guide 2527, the stopper sliding in the sliding guide hole when the supporting plate 32 is bent or unfolded. In this embodiment, each sliding guide portion 2527 has a sliding guide hole 2506, the sliding guide hole 2506 is a strip-shaped hole, the supporting plate 32 has two stopping portions 327, and the two stopping portions 327 are slidably received in the sliding guide holes 2506 of the two sliding guide portions 2527, respectively. Specifically, the stop portion 327 is a stop post protruding from the back surface of the support plate 32, and the stop post is slidably received in the slide guide hole 2506. Preferably, the end of the stop post remote from the support plate 32 is provided with a flange for preventing the stop post from disengaging from the slide guide hole 2506.

In some embodiments, each of the guiding portions 2527 has a stopping portion, and the supporting plate 32 has a guiding hole corresponding to the stopping portion, and the stopping portion is slidably received in the guiding hole.

The slide guiding hole 2506 extends along a direction perpendicular to the bending axis of the supporting plate 32, the slide guiding hole 2506 includes a first stopping section 2506a and a second stopping section 2506b at two opposite ends, the first stopping section 2506a is far away from the first pressing section 2521 than the second stopping section 2506b, and the second stopping section 2506b is close to the first pressing section 2521; when the supporting plate 32 is in the expanded state, the stopping portion 327 is limited at the first stopping section 2506a; when the supporting plate 32 is in the fully bent state, the stopping portion 327 is limited by the second stopping section 2506b. When the flexible screen 30 is in the flat state, that is, the pressing element 25 is in the natural state, the sliding guide holes 2506 on the two sliding guide portions 2527 are parallel, the first stop sections 2506a of the two sliding guide holes 2506 are close to the first pressing section 2521, and the second stop sections 2506b of the two sliding guide holes 2506 are far away from the first pressing section 2521.

Referring to fig. 7-8 and 13-14, when the pressing members 25 are assembled to the supporting plate 32, the two pressing members 25 are respectively mounted on the extending portions 321 at two opposite ends of the bendable region 322 of the supporting plate 32. Specifically, the extending portion 321 at the end of the bendable region 322 is inserted into the positioning slot 2501 and the sliding guide slot 2504 of the pressing element 25, the fixing portion 325 pushes the positioning portion 2525, so that the positioning portion 2525 is bent and deformed toward a side away from the extending portion 252, the stopping portion 327 pushes the corresponding sliding guide portion 2527, so that the sliding guide portion 2527 is bent and deformed toward a side away from the extending portion 252, until the fixing portion 325 is clamped in the positioning hole 2502, and the stopping portion 327 is received in the sliding guide hole 2506. At this time, the extending portion 321 at the end of the bendable region 322 is clamped by the pressing portion 252 and the positioning portion 2525 and the sliding guide portion 2527, that is, the first pressing segment 2521 and the second pressing segment 2523 are respectively pressed on the extending portion 321, and when the flexible screen 30 is bent or unfolded, the pressing portion 252 can prevent the bendable region 322 and the bendable region 351 from arching and damaging the display 35.

As shown in fig. 1 to fig. 3, the foldable housing 20 further includes a pressing bar 26 surrounding the front surface of the frame 21, and the pressing bar 26 is used for pressing the extending portion 321 of the flexible screen 30 and the second pressing section 2523 of the pressing element 25. The pressing bar 26 comprises a U-shaped first pressing bar 262 and two second pressing bars 264 respectively arranged at two opposite ends of the first pressing bar 262, the first pressing bar 262 is used for pressing the extending portion 321, and the second pressing bar 264 is used for pressing the second pressing section 2523. The back surfaces of the first pressing strip 262 and the second pressing strip 264 are respectively provided with a connecting portion 265, and the connecting portions 265 are used for being fixedly connected to the frame body 21.

Referring to fig. 1-4 and fig. 15-20, when the foldable electronic device 100 is assembled, the positioning seat 2431 of the rotating shaft mechanism 24 is received in the receiving slot 231 of the back shell 23, and the positioning seat 2431 is fixedly connected to the back shell 23; the rotating shaft device 22 is disposed between the two frame bodies 21, the connecting members 2433 of the two opposite sides of the back shell 23 are respectively received in the receiving slots 216 of the two frame bodies 21, and the two connecting members 2433 are respectively fixedly connected to the two frame bodies 21. At this time, the front surfaces 211 of the two frame bodies 21, the front surfaces of the two side supporters 2410, and the front surfaces of the positioning bases 2431 are coplanar. The back surface of the supporting plate 32 of the flexible screen 30 is connected to the front surfaces 211 of the two frames 21 and the front surface of the rotating shaft device 22, specifically, the bendable region 322 of the supporting plate 32 is attached to the front surface of the rotating shaft device 22, and the two non-bendable regions 324 of the supporting plate 32 are respectively attached to the front surfaces of the two frames 21. The two pressing strips 26 are respectively mounted on the front surfaces of the two frame bodies 21, so that each pressing strip 26 is pressed on the extending portion 321 of the supporting plate 32, specifically, the first pressing strip 262 of the pressing strip is pressed on the non-bending region 324 of the supporting plate 32, and the second pressing strip 264 of the pressing strip 26 is pressed on the second pressing section 2523, that is, the second pressing section 2523 of the pressing portion 252 is clamped by the pressing strip 26 and the supporting plate 32, at this time, the sum of the thicknesses of the pressing strip 26 and the second pressing section 2523 is greater than the thickness of the display screen 35.

At this time, the pressing portion 252 is pressed on the extending portion 321 of the bendable region 322, not on the front surface of the display screen 35, so that the overall thickness of the foldable electronic device 100 can be reduced, which is beneficial to the development of miniaturization and ultra-thinning of the foldable electronic device 100; secondly, the pressing portion 252 is pressed on the front surface of the bendable region 322 of the supporting plate 32 to prevent the bendable region 322 and the bendable region 351 from arching during the bending or unfolding process to damage the display screen 35; the two pressing elements 25 are located at opposite ends of the hinge mechanism 24, and specifically, the connecting portion 2522, the first blocking portion 2524 and the second blocking portion 2526 of the pressing elements 25 are clamped between the hinge mechanism 24 and the frame 21, so as to prevent impurities such as dust from entering the foldable electronic device 100 through the gap between the flexible panel 30 and the frame 21. Further, the entire bead 26 is in sealing contact with the press 25, and the entire press 25 is in sealing contact with the support plate 32.

As shown in fig. 18 and 20, a first interval L1 is provided between the side of the pressing portion 252 facing the display screen 35 and the side of the display screen 35 facing the pressing portion 252, so as to prevent the display screen 35 from touching the pressing portion 252 and damaging the display screen 35 when the electronic device 100 falls. A second distance L2 is provided between the connection portion 2522, the first shielding portion 2524, the second shielding portion 2526 and the supporting plate 32, that is, a second distance L2 is provided between the side of the connection portion 2522 facing the display panel 35 and the supporting plate 32, a second distance L2 is provided between the side of the first shielding portion 2524 facing the display panel 35 and the supporting plate 32, and a second distance L2 is provided between the side of the second shielding portion 2526 facing the display panel 35 and the supporting plate 32; when the electronic device 100 falls, the supporting plate 32 can be prevented from colliding with the connecting portion 2522, the first shielding portion 2524, and the second shielding portion 2526 to damage the display panel 35.

In some embodiments, a linked gear mechanism is disposed between the two driven members 2436, the linked gear mechanism includes first gears and a gear combination respectively disposed on the outer peripheral surfaces of the driven members 2436, the gear combination includes at least two second gears, and the two first gears are respectively engaged with the two first gears. One of the driven members 2436 rotates relative to the positioning seat 2431 to drive the first gear on one of the driven members 2436 to rotate, and the rotation of the first gear drives the first gear on the other driven member 2436 to synchronously rotate through the gear combination, so that the two driven members 2436 synchronously fold or synchronously unfold relative to the positioning seat 2431, and the two side supporting members 2410 synchronously fold or synchronously unfold.

Referring to fig. 1-8 and 15-24, when the foldable electronic device 100 is folded, a bending force is applied to at least one of the two frame bodies 21 of the foldable electronic device 100, so that the connecting member 2433 connected to the two frame bodies 21 rotates in a direction adjacent to each other, the connecting member 2433 drives the rotating member 2435 to rotate towards a side close to the flexible screen 30 relative to the positioning seat 2431, meanwhile, the connecting member 2433 drives one end of the driven member 2436 to rotate towards a side close to the flexible screen 30 relative to the positioning seat 2431, and the other end of the driven member 2436 slides relative to the connecting member 2433, so that the two side supporting members 2410 are close to each other and folded with each other until the rotating shaft device 22 is in a completely bent state. The bendable region 322 of the supporting plate 32 bends along with the rotating shaft device 22, the bendable region 351 of the flexible screen 30 bends along with the bendable region 322 synchronously, the pressing part 252 of the pressing part 25 bends along with the bendable region 322 until the front surfaces of the pressing strips 26 on the two frame bodies 21 are attached to each other, the bendable region 322 bends into a drop shape, and the bendable region 351 bends into a drop shape, so that the foldable electronic device 100 is folded. During the process of folding the foldable electronic device 100, the stop portion 327 slides from the second stop section 2506b to the first stop section 2506a of the slide guide hole 2506; the pressing portion 252 of the pressing member 25 is pressed against the front surface of the extending portion 321 at all times at the bendable region 322 of the flexible screen 30 to prevent the bendable region 322 from arching.

In other bending modes of the foldable electronic device 100, a bending force can be applied to the two frame bodies 21 at the same time, and the two frame bodies 21 respectively drive the two connecting members 2433, the rotating member 2435 and the driven member 2436 to rotate to a side close to the flexible screen 30, so that the two side supporting members 2410 are folded with each other, thereby realizing the bending of the foldable electronic device 100.

When the foldable electronic device 100 needs to be unfolded, one of the frame bodies 21 is pulled outward, so that the two connecting members 2433 connected to the two frame bodies 21 rotate in a direction away from each other, the connecting member 2433 drives the rotating member 2435 to rotate towards a side away from the flexible screen 30 relative to the positioning seat 2431, meanwhile, the connecting member 2433 drives one end of the driven member 2436 to rotate towards a side away from the flexible screen 30 relative to the positioning seat 2431, and the other end of the driven member 2436 slides relative to the connecting member 2433 to drive the two side supporting members 2410 to be unfolded away from each other, so that the rotating shaft device 22 is in an unfolded state. The bendable region 322 of the supporting plate 32 is flattened along with the rotating shaft device 22, the bendable region 351 of the flexible screen 30 is synchronously flattened along with the bendable region 322, and the pressing portion 252 is reset and flattened along with the bendable region 322 until the flexible screen 30 is completely flattened, so that flattening of the foldable electronic device 100 is realized. During the process of unfolding the foldable electronic device 100, the stop portion 327 slides from the first stop section 2506a to the second stop section 2506b of the slide guide hole 2506, and the pressing portion 252 of the pressing member 25 presses on the front surface of the extending portion 321 at the bendable region 322 of the flexible screen 30 to prevent the bendable region 322 from arching.

In other flattening manners of the foldable electronic device 100, an outward pulling force may be applied to the two frame bodies 21 at the same time, and the two frame bodies 21 respectively drive the two connecting members 2433, the rotating member 2435 and the driven member 2436 to rotate toward a side away from the flexible screen 30, so that the two side supporting members 2410 are mutually unfolded, thereby realizing unfolding of the foldable electronic device 100.

The foregoing is illustrative of embodiments of the present invention, and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the embodiments of the present invention and are intended to be within the scope of the present invention.

Claims (14)

1. The utility model provides a pressfitting spare, is applied to the electronic equipment including the flexible screen, the flexible screen include the backup pad and range upon range of in the positive display screen of backup pad, the side of backup pad extends the side of display screen is in order to form the extension, its characterized in that:

the pressing part comprises a pressing part pressed on the front surface of the extending part, the pressing part comprises a first pressing section and second pressing sections respectively connected to two opposite ends of the first pressing section, the first pressing section is fixedly connected to the supporting plate, and the second pressing section is connected to the supporting plate in a sliding manner; when the supporting plate is bent or unfolded, the second pressing section slides relative to the extending part.

2. The laminating member according to claim 1, wherein a thickness of the first laminating section is greater than a thickness of the display screen, and a thickness of the second laminating section is less than the thickness of the first laminating section.

3. A press according to claim 1, wherein a first spacing is provided between a side of the press facing the display screen and a side of the display screen facing the press.

4. A press fit member according to claim 1, wherein the press fit member further comprises a connecting portion and a first shielding portion connected to the first press fit section, the connecting portion and the first shielding portion being located at a side of the supporting plate facing away from the display screen; the connecting portion is located in the middle of the first pressing section, and the connecting portion and the first shielding portion extend towards one side far away from the front face of the display screen along the thickness direction of the first pressing section.

5. The press-fitted member according to claim 4, further comprising a positioning portion connected to the connecting portion, the positioning portion being for fixed connection to the support plate.

6. The press-fitting member as claimed in claim 5, wherein a positioning groove is defined between the positioning portion and the first press-fitting section, and the extending portion of the supporting plate is partially received in the positioning groove.

7. The pressing member according to claim 4, wherein a second space is provided between the side of the connecting portion and the first shielding portion facing the display screen and the support plate.

8. The pressing member as claimed in claim 4, further comprising a second shielding portion connected to a side of the second pressing section facing away from the display screen, and a sliding guide portion connected to the second shielding portion, wherein the sliding guide portion is configured to be slidably connected to the supporting plate.

9. The pressing and combining element of claim 8, wherein the second blocking portion extends along a thickness direction of the supporting plate to a side away from the front surface of the display screen, a guiding slot is defined between the guiding and sliding portion and the second pressing and combining section, and the extending portion of the supporting plate is slidably received in the guiding slot.

10. The fastener of claim 8, wherein the slide guide portion is slidably connected to the support plate through a slide guide hole formed in one of the slide guide portion and the support plate and a stop portion formed in the other of the support plate and the slide guide portion, wherein the stop portion slides in the slide guide hole during bending or unfolding of the support plate.

11. The pressing member according to claim 10, wherein the slide guiding hole includes a first stopping section and a second stopping section at opposite ends thereof, the first stopping section is farther from the first pressing section than the second stopping section, the stopping portion is limited to the first stopping section when the supporting plate is in the fully extended state, and the stopping portion is limited to the second stopping section when the supporting plate is in the fully bent state.

12. The truss of claim 8 wherein the first shade portion has a gap with the connecting portion and the second shade portion has a gap with the adjacent first shade portion such that the truss can flex as the flexible screen flexes.

13. A foldable electronic device, comprising a housing, a flexible screen covering the front of the housing, and a pressing member according to any one of claims 1 to 12, wherein the housing comprises a back shell and frame bodies disposed on opposite sides of the back shell, the flexible screen comprises a support plate and a display screen stacked on the front of the support plate, and the side of the support plate extends out of the side of the display screen to form an extension portion; the pressing part of the pressing part is pressed on the front surface of the extension part in the bendable area of the flexible screen, the two frame bodies are mutually folded or mutually unfolded to enable the bendable area to be bent or unfolded, and the pressing part is bent or unfolded along with the bendable area.

14. The foldable electronic device of claim 13, wherein the housing further comprises a molding strip surrounding a front side of the frame, and the second press section of the press part is clamped between the molding strip and the support plate; the sum of the thicknesses of the pressing strip and the second pressing section is larger than the thickness of the display screen.

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