CN110718152A - Folding screen components and mobile terminals - Google Patents

Abstract

The invention discloses a folding screen assembly and a mobile terminal. Wherein, folding screen subassembly includes: a flexible screen; the flexible screen is arranged on one surface of the reinforcing plate; the shell comprises a first shell, a second shell and a rotating assembly, the first shell and the second shell are rotatably connected to the rotating assembly, and the surface, away from the flexible screen, of the reinforcing plate is connected to the first shell, the second shell and the rotating assembly; and the magnetic component comprises a first magnetic part and a second magnetic part, the first magnetic part is arranged on the reinforcing plate and is away from the surface of the flexible screen, the second magnetic part is arranged on the rotating component and faces the surface of the reinforcing plate, and when the flexible screen is in an unfolded state, the first magnetic part and the second magnetic part repel each other. The crease on the flexible screen of the folding screen assembly can be quickly restored to the original position, and the display effect of the flexible screen is good.

Description

Folding screen components and mobile terminals

technical field

The present invention relates to the technical field of electronic devices, and in particular, to a folding screen assembly and a mobile terminal.

Background technique

Folding mobile phones are currently a development trend in the new form of mobile terminals, which can not only improve convenience, but also fully enjoy the advantages of large screens after unfolding. The folding mobile phone in the related art is divided into two modes: inward folding and outer folding. In the case of bending, the stress of each film layer of the flexible screen of the folding mobile phone is completely different. When the flexible screen is folded, the inner surface is subjected to compressive stress. The outer surface is under tension. When the flexible screen is unfolded, the outer surface needs to be retracted back to its original position, and the inner surface needs to be stretched back to its original position. However, when the flexible screen is folded inward, the crease part cannot be restored to its original state, and creases are likely to occur, so that the display effect of the flexible screen is poor.

The above content is only used to assist the understanding of the technical solutions of the present application, and does not mean that the above content is the prior art.

SUMMARY OF THE INVENTION

The main purpose of the present invention is to provide a folding screen assembly, which aims to improve the quick return of the crease on the flexible screen to its original position and improve the display effect of the flexible screen.

In order to achieve the above purpose, the folding screen assembly proposed by the present invention includes:

flexible screen;

a reinforcing plate, the flexible screen is arranged on a surface of the reinforcing plate;

a casing, the casing includes a first casing, a second casing and a rotating assembly, the first casing and the second casing are rotatably connected to the rotating assembly, and the reinforcing plate faces away from the flexible screen The surface is connected to the first housing, the second housing and the rotating assembly; and

A magnetic attraction assembly, the magnetic assembly includes a first magnetic member and a second magnetic member, the first magnetic member is arranged on the surface of the reinforcing plate away from the flexible screen, and the second magnetic member is arranged on the The rotating component faces the surface of the reinforcing plate, and when the flexible screen is in the unfolded state, the first magnetic member and the second magnetic member repel each other.

Optionally, the rotating assembly includes a rotating member and a support plate, the first casing and the second casing are rotatably connected to opposite sides of the rotating member, and the support plate is away from the flexible screen. The surface is connected to the first shell and the second shell, the surface of the reinforcing plate facing away from the flexible screen is connected to the first shell, the second shell and the support plate, and the second magnetic member It is arranged on the surface of the support plate facing the reinforcing plate.

Optionally, there are two reinforcing plates, and each reinforcing plate is sandwiched between the flexible screen and the support plate. When the flexible screen is in the unfolded state, two reinforcing plates are installed. The strong plates are abutted side by side, and the surface of each of the reinforcing plates facing the support plate is provided with the first magnetic member.

Optionally, there are two supporting plates, one of which is sandwiched between the first shell and one of the reinforcing plates, and the other is sandwiched between the second Between the casing and the other reinforcing plate, when the flexible screen is in the unfolded state, the two supporting plates are abutted side by side, and the surface of each supporting plate facing the reinforcing plate is provided with the second magnetic element.

Optionally, a plurality of the first magnetic members are provided, and the plurality of the first magnetic members are provided at an edge position between the two reinforcing plates;

There are a plurality of the second magnetic pieces, and the plurality of the second magnetic pieces are arranged at the edge position between the two support plates.

Optionally, each of the first magnetic members is embedded on a surface of the reinforcing plate facing away from the flexible screen, and the surface of each of the first magnetic members facing away from the flexible screen faces the reinforcing plate. the surface of the support plate is flush;

And/or, each of the second magnetic elements is embedded in the surface of the support plate facing the reinforcing plate, and the surface of each second magnetic element facing the reinforcing plate and the support plate facing The surface of the reinforcing plate is flush.

Optionally, the first magnetic member has a square structure, and the second magnetic member has a square structure.

Optionally, the rotating assembly further includes a drive mechanism disposed on the support plate, the drive mechanism is used to drive the support plate to drive the first casing and the second casing relative to the rotating member turn.

Optionally, the folding screen assembly further includes stoppers disposed on the peripheries of the first casing and the second casing, and the stoppers are arranged at intervals from the peripheries of the flexible screen.

Optionally, the folding screen assembly further includes a connecting piece provided on the stopper, and the connecting piece abuts on a surface of the flexible screen facing away from the reinforcing plate.

The present invention further provides a mobile terminal, the mobile terminal includes the above-mentioned folding screen assembly, the mobile terminal further includes an electronic assembly, and the electronic assembly is provided on the first casing and/or the second casing inside the casing and electrically connected to the flexible screen.

The folding screen assembly of the present invention includes a flexible screen, a reinforcing plate, a casing and a magnetic attraction assembly, and the flexible screen is arranged on a surface of the reinforcing plate to enhance the flatness of the flexible screen, and the surface of the reinforcing plate away from the flexible screen is A first magnetic piece is arranged, and a second magnetic piece is arranged on the surface of the rotating assembly facing the flexible screen. When the flexible screen is in an unfolded state, the outer surface of the flexible screen retracts back to its original position, and the inner surface stretches back to its original position. The first magnetic piece Repel each other with the second magnetic member, and generate an outward pushing force on the crease portion of the flexible screen, so that the crease portion quickly returns to its original position, and the resulting crease mark is not obvious, and the display effect of the flexible screen is good.

Description of drawings

In order to explain the embodiments of the present invention or the technical solutions in the prior art more clearly, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present invention, and for those of ordinary skill in the art, other drawings can also be obtained according to the structures shown in these drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a folding screen assembly in an unfolded state according to an embodiment of the present invention;

2 is a schematic structural diagram of a folding screen assembly in a folded state according to an embodiment of the present invention;

FIG. 3 is a partial structural schematic diagram of a folding screen assembly in an unfolded state according to an embodiment of the present invention.

Description of reference numbers:

label name label name 100 Folding screen components 332 support plate 10 flexible screen 333 Drive mechanism 20 Reinforcing board 40 Magnetic components 30 shell 41 first magnetic element 31 first shell 42 second magnetic element 32 second shell 50 stopper 33 Turning components 60 connector 331 rotating parts

The realization, functional characteristics and advantages of the present invention will be further described with reference to the accompanying drawings in conjunction with the embodiments.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

It should be noted that all directional indications (such as up, down, left, right, front, back, etc.) in the embodiments of the present invention are only used to explain the relationship between various components under a certain posture (as shown in the accompanying drawings). The relative positional relationship, the movement situation, etc., if the specific posture changes, the directional indication also changes accordingly.

In the present invention, unless otherwise expressly specified and limited, the terms "connected", "fixed" and the like should be understood in a broad sense, for example, "fixed" may be a fixed connection, a detachable connection, or an integrated; It can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be an internal communication between two elements or an interaction relationship between the two elements, unless otherwise explicitly defined. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

In addition, descriptions such as "first", "second", etc. in the present invention are only for descriptive purposes, and should not be construed as indicating or implying their relative importance or implicitly indicating the number of indicated technical features. Thus, a feature delimited with "first", "second" may expressly or implicitly include at least one of that feature. In addition, the technical solutions between the various embodiments can be combined with each other, but must be based on the realization by those of ordinary skill in the art. When the combination of technical solutions is contradictory or cannot be realized, it should be considered that the combination of such technical solutions does not exist. , is not within the scope of protection required by the present invention.

The present invention provides a folding screen assembly 100 .

1 and 2, in this embodiment of the present invention, the folding screen assembly 100 includes:

Flexible screen 10;

a reinforcing plate 20, the flexible screen 10 is arranged on a surface of the reinforcing plate 20;

The casing 30 includes a first casing 31, a second casing 32 and a rotating assembly 33, the first casing 31 and the second casing 32 are rotatably connected to the rotating assembly 33, the The surface of the reinforcing plate 20 facing away from the flexible screen 10 is connected to the first casing 31 , the second casing 32 and the rotating component 33 ; and

The magnetic attraction assembly 40 includes a first magnetic member 41 and a second magnetic member 42 , the first magnetic member 41 is disposed on the surface of the reinforcing plate 20 away from the flexible screen 10 , the first magnetic member 41 is Two magnetic members 42 are disposed on the surface of the rotating component 33 facing the reinforcing plate 20 . When the flexible screen 10 is in the unfolded state, the first magnetic member 41 and the second magnetic member 42 repel each other. .

Specifically, the flexible screen 10 is a screen with certain flexibility and good bending performance. The reinforcing plate 20 has a certain mechanical strength and can be used to support the flexible screen 10 , so that the flexible screen 10 has better flatness when being attached to the flexible screen 10 . In order to reduce the overall weight of the folding screen assembly 100 , the optional reinforcing plate 20 may be an aluminum alloy steel plate, and of course other lightweight materials such as plastic, which are not limited. One or more reinforcing plates 20 can be provided. When there is one reinforcing plate 20, the part where the reinforcing plate 20 is bent relative to the flexible screen 10 is a flexible material, and the flexible material can be bent into a predetermined shape to support the Flexible screen 10. When there are multiple reinforcing plates 20, according to the number of folds of the flexible screen 10, a plurality of reinforcing plates 20 can be correspondingly arranged, and the position between the adjacent reinforcing plates 20 corresponds to the position of the folds of the flexible screen 10, In order to ensure that the flexible screen 10 can be smoothly bent and unfolded.

The first casing 31 and the second casing 32 are rotatably connected to the rotating assembly 33, and the rotating connection can be a movable riveting or a connection in which the rotating shaft and the shaft hole are matched. When the first casing 31 and the second casing 32 are folded or unfolded relative to each other, the rotating assembly 33 can be bent and deformed. As shown in FIG. 2 , in the folded state, the rotating assembly 33 is bent and deformed, and the flexible screen 10 is in the folded state; as shown in FIG. 1 , in the unfolded state, the rotating assembly 33 is flattened, and the flexible screen 10 is also flattened. During this process, the rotating assembly 33 always supports the flexible screen 10, so that the flexible screen 10 is not easily squeezed and deformed, the stability of the flexible screen 10 is protected, and the user's hand experience is improved.

The magnetic assembly 40 includes a first magnetic member 41 and a second magnetic member 42. When the flexible screen 10 is in the unfolded state, the first magnetic member 41 and the second magnetic member 42 repel each other, wherein the first magnetic member 41 and the second magnetic member 42 repel each other. The components 42 are all magnets with S poles and N poles. When the flexible screen 10 is in the unfolded state, the S pole of the first magnetic component 41 can be placed in contact with the S pole of the second magnetic component 42, or the first magnetic component 41 can be placed in contact with the S pole of the second magnetic component 42. The N pole of the second magnetic member 42 is in contact with the N pole of the second magnetic member 42 to generate a repulsive force. When the flexible screen 10 is in the unfolded state, as shown in FIG. 1 , the repulsive force of the first magnetic member 41 and the second magnetic member 42 facing each other is the largest, which can quickly restore the crease to its original position.

When the flexible screen 10 is in the folded state, since the tensile force generated by the reinforcing plate 20 driven by the flexible screen 10 is slightly larger than the tensile force generated by the rotating component 33, there will be a gap between the first magnetic member 41 and the second magnetic member 42. Some dislocation occurs, as shown in FIG. 2 , the repulsive force between the first magnetic member 41 and the second magnetic member 42 is reduced.

The folding screen assembly 100 of the present invention includes a flexible screen 10, a reinforcing plate 20, a casing 30 and a magnetic attraction assembly 40. By placing the flexible screen 10 on a surface of the reinforcing plate 20, the flatness of the flexible screen 10 is enhanced, and the A first magnetic member 41 is provided on the surface of the reinforcing plate 20 facing away from the flexible screen 10, and a second magnetic member 42 is provided on the surface of the rotating assembly 33 facing the flexible screen 10. When the flexible screen 10 is in the unfolded state, the outer surface of the flexible screen 10 retracts inward Return to the original position, the inner surface is stretched and returned to the original position, the first magnetic member 41 and the second magnetic member 42 repel each other, which generates an outward thrust on the crease portion of the flexible screen 10, so that the crease portion quickly returns to its original position position, and the resulting crease marks are not obvious, and the display effect of the flexible screen 10 is good.

1 to 3 , the rotating assembly 33 includes a rotating member 331 and a support plate 332, and the first casing 31 and the second casing 32 are rotatably connected to opposite sides of the rotating member 331, so The surface of the support plate 332 facing away from the flexible screen 10 is connected to the first shell 31 and the second shell 32 , and the surface of the reinforcing plate 20 facing away from the flexible screen 10 is connected to the first shell 31 , a second casing 32 and a support plate 332 , the second magnetic member 42 is disposed on the surface of the support plate 332 facing the reinforcing plate 20 .

In this embodiment, the first housing 31 and the second housing 32 are rotatably connected to opposite sides of the rotating member 331 , and the rotational connection may be movable riveting or a connection in which the rotating shaft and the shaft hole are matched. The rotating member 331 is in the shape of an elongated plate, and during the relative folding or unfolding of the first casing 31 and the second casing 32 , the rotating member 331 can be bent and deformed. As shown in FIG. 2 , in the folded state, the rotating member 331 is bent and deformed, and the flexible screen 10 is in the folded state; as shown in FIG. 1 , in the unfolded state, the rotating member 331 is flattened, and the flexible screen 10 is also flattened. During this process, the support plate 332 always supports the reinforcing plate 20 and the flexible screen 10 , so that the flexible screen 10 is not easily squeezed and deformed, the stability of the flexible screen 10 is protected, and the user experience is improved.

The supporting plate 332 has a certain mechanical strength and can be used to support the reinforcing plate 20 and the flexible screen 10. When the supporting plate 332 is attached to the reinforcing plate 20, in order to reduce the overall weight of the folding screen assembly 100, the optional supporting plate 332 is an aluminum alloy steel plate. , and of course other lightweight materials such as plastic, which are not limited. The plane size of the support plate 332 is smaller than that of the first shell 31 and the second shell 32 . When the flexible screen 10 is in the unfolded state, the support plate 332 is arranged in parallel with the rotating member 331 and is located at the first shell 31 and the second shell 32 respectively. Between the second shells 32, the rotating member 331 and the first shell 31 and the second shell 32 enclose a cavity to form a cavity, and the support plate 332 covers the cavity, so that the reinforcement plate 20 and the support plate 332 , When the first shell 31 and the second shell 32 are laminated, the flatness is high.

When the flexible screen 10 is in the folded state, the position of the support plate 332 relative to the crease is bent. It can be understood that the number of support plates 332 can be one or more. When the number of support plates 332 is one, the support plates 332 are relatively The position of the crease is a flexible material, and the flexible material can be bent into a predetermined shape to support the reinforcing plate 20 and the flexible screen 10 . When there are multiple support plates 332, according to the number of folds of the flexible screen 10, a plurality of support plates 332 can be correspondingly arranged, and the positions between adjacent support plates 332 correspond to the positions of the folds of the flexible screen 10 to ensure flexibility. The screen 10 can be smoothly bent and unfolded.

Referring to FIG. 1 , there are two reinforcing plates 20 , and each reinforcing plate 20 is sandwiched between the flexible screen 10 and the support plate 332 . When the flexible screen 10 is in the unfolded state, The two reinforcing plates 20 are arranged in abutment side by side, and the surface of each reinforcing plate 20 facing the support plate 332 is provided with the first magnetic member 41 .

In this embodiment, in order to facilitate the installation and simplify the overall structure, two reinforcing plates 20 are provided, and the two reinforcing plates 20 are arranged side by side in contact with each other. When the flexible screen 10 is in the unfolded state, one of the two reinforcing plates 20 There is no gap between them, which can better support the flexible screen 10 . The first magnetic member 41 is disposed on the surface of each reinforcing plate 20 facing the support plate 332 , and the reinforcing plate 20 is in the shape of an elongated plate. Optionally, the first magnetic member 41 is disposed on the reinforcing plate 20 adjacent to the flexible screen 10, when a repulsive force is generated between the first magnetic member 41 and the second magnetic member 42, the crease can quickly recover.

Similarly, referring to FIG. 1 , there are two support plates 332 , one of the support plates 332 is sandwiched between the first housing 31 and one of the reinforcing plates 20 , and the other of the support plates 332 is sandwiched between the second shell 32 and the other reinforcing plate 20. When the flexible screen 10 is in the unfolded state, the two supporting plates 332 are arranged in abutment side by side, and each supporting plate 332 The surface of the plate 332 facing the reinforcing plate 20 is provided with the second magnetic member 42 .

In this embodiment, in order to facilitate the installation and simplify the overall structure, two support plates 332 are provided, and the two support plates 332 are arranged in abutment side by side. When the flexible screen 10 is in the unfolded state, there is no gap between the two support plates 332. , which can better support the reinforcing plate 20 and the flexible screen 10 . The surface of each support plate 332 facing the reinforcing plate 20 is provided with a second magnetic member 42 . The support plate 332 is in the shape of an elongated plate. The planar size of the plate 332 is smaller than that of the second housing 32 . The optional second magnetic member 42 is disposed on the support plate 332 at a position adjacent to the crease of the flexible screen 10. When a repulsive force is generated between the first magnetic member 41 and the second magnetic member 42, the crease can quickly recover.

Referring to FIG. 3 , a plurality of the first magnetic members 41 are provided, and a plurality of the first magnetic members 41 are provided at the edge position between the two reinforcing plates 20 ;

A plurality of the second magnetic elements 42 are provided, and the plurality of the second magnetic elements 42 are disposed at the edge positions between the two support plates 332 .

In this embodiment, in order to make the crease recover quickly, a plurality of first magnetic members 41 and a plurality of second magnetic members 42 are provided to ensure that the position of the crease is repelled when the flexible screen 10 is converted from the folded state to the unfolded state The force is larger and more uniform. Each first magnetic member 41 and a second magnetic member 42 are arranged in a one-to-one correspondence. They are evenly spaced along the extending direction of the support plate 332 .

1 and 2 , each of the first magnetic members 41 is embedded in the surface of the reinforcing plate 20 that faces away from the flexible screen 10 , and each of the first magnetic members 41 faces away from the flexible screen 10 . The surface is flush with the surface of the reinforcing plate 20 facing the support plate 332;

And/or, each of the second magnetic elements 42 is embedded in the surface of the support plate 332 facing the reinforcing plate 20 , and the surface of each of the second magnetic elements 42 facing the reinforcing plate 20 and the surface of the reinforcing plate 20 . The supporting plate 332 is flush with the surface of the reinforcing plate 20 .

In this embodiment, since the flexible screen 10 switches between the folded and unfolded states for many times, in order to prevent the first magnetic member 41 from separating from the reinforcing plate 20 and improve the space utilization rate, each first magnetic member 41 is embedded in the Installed on the surface of the reinforcing plate 20 away from the flexible screen 10 , specifically, a mounting hole can be provided on the surface of the reinforcing plate 20 facing away from the flexible screen 10 , and the first magnetic member 41 can be installed in the mounting hole by adhesive or other fixing structures. The surface of each first magnetic member 41 facing away from the flexible screen 10 is flush with the surface of the reinforcing plate 20 facing the support plate 332, so that the contact distance between the first magnetic member 41 and the second magnetic member 42 can be reduced to increase the repulsion force.

Similarly, in order to prevent the second magnetic member 42 from being separated from the support plate 332 and improve the space utilization rate, each second magnetic member 42 is embedded on the surface of the support plate 332 facing the reinforcing plate 20 , specifically, the support plate 332 can face the surface of the reinforcing plate 20 . Mounting holes are defined on the surface of the reinforcing plate 20 , and the second magnetic member 42 can be mounted in the mounting holes by using glue or other fixing structures. The surface of each second magnetic member 42 facing the reinforcing plate 20 is flush with the surface of the support plate 332 facing the reinforcing plate 20, so that the contact distance between the first magnetic member 41 and the second magnetic member 42 can be reduced to increase the repulsive force.

Further, the first magnetic member 41 has a square structure, and the second magnetic member 42 has a square structure.

In this embodiment, the first magnetic member 41 and the second magnetic member 42 have a square structure, which ensures that the repulsive force on the crease is large and can be recovered quickly. For example, the first magnetic member 41 and the second magnetic member 42 are both set as With a rectangular structure of 10mm*5mm, the distance between the first magnetic member 41 and the second magnetic member 42 from the center line of the crease is 0.5mm-1mm, the crease is uniformly stressed and the recovery is fast.

Referring to FIG. 3 , the rotating assembly 33 further includes a drive mechanism 333 disposed on the support plate 332 , and the drive mechanism 333 is used to drive the support plate 332 to drive the first casing 31 and the second casing The body 32 rotates relative to the rotating member 331 .

In this embodiment, the driving mechanism 333 may be a driving structure in combination with a rack and pinion, or a driving structure of a conveyor belt. When the flexible screen 10 is switched between the folded state and the unfolded state, the driving mechanism 333 drives the support plate 332 to drive the first shell The body 31 and the second casing 32 rotate relative to the rotating member 331 , and the driving mechanism 333 is an existing structure in the prior art, which will not be discussed in detail here.

Referring to FIGS. 1 and 2 , the folding screen assembly 100 further includes a stopper 50 disposed on the periphery of the first casing 31 and the second casing 32 , and the stopper 50 is connected to the flexible screen 10 . The peripheral interval setting of .

In this embodiment, when the flexible screen 10 is bent, the reinforcing plate 20 is also stretched and deformed to a certain extent by the tensile stress on the outer surface of the flexible screen 10, and the reinforcing plate 20 and the outer periphery of the flexible screen 10 cannot always be aligned. In order not to affect the overall aesthetics, the stopper 50 and the peripheral edge of the flexible screen 10 are arranged at intervals, and a certain distance is reserved between them to facilitate the adjustment of the size between the flexible screen 10 and the edge of the reinforcing plate 20 .

Further, the folding screen assembly 100 further includes a connecting member 60 disposed on the stopper member 50 , and the connecting member 60 abuts on the surface of the flexible screen 10 facing away from the reinforcing plate 20 .

In this embodiment, the connecting member 60 is in contact with the surface of the flexible screen 10 away from the reinforcing plate 20 , and completely wraps the edges of the flexible screen 10 and the reinforcing plate 20 to improve the overall aesthetics.

The present invention also provides a mobile terminal, which includes a folding screen assembly 100 and an electronic assembly. The specific structure of the folding screen assembly 100 refers to the above-mentioned embodiments. Since the mobile terminal adopts all the technical solutions of all the above-mentioned embodiments, therefore At least all the beneficial effects brought by the technical solutions of the above-mentioned embodiments are provided, which will not be repeated here. The electronic components are arranged in the first casing 31 and/or the second casing 32 and are electrically connected to the flexible screen 10 .

The above descriptions are only optional embodiments of the present invention, and are not intended to limit the scope of the present invention. Under the inventive concept of the present invention, any equivalent structural transformations made by using the contents of the description and drawings of the present invention, or direct/indirect Applications in other related technical fields are included in the scope of patent protection of the present invention.

Claims (11)

1. A folding screen assembly, characterized in that, comprising: flexible screen; a reinforcing plate, the flexible screen is arranged on a surface of the reinforcing plate; a casing, the casing includes a first casing, a second casing and a rotating assembly, the first casing and the second casing are rotatably connected to the rotating assembly, and the reinforcing plate faces away from the flexible screen The surface is connected to the first housing, the second housing and the rotating assembly; and A magnetic attraction assembly, the magnetic assembly includes a first magnetic member and a second magnetic member, the first magnetic member is arranged on the surface of the reinforcing plate away from the flexible screen, and the second magnetic member is arranged on the The rotating component faces the surface of the reinforcing plate, and when the flexible screen is in the unfolded state, the first magnetic member and the second magnetic member repel each other. 2 . The folding screen assembly according to claim 1 , wherein the rotating assembly comprises a rotating member and a support plate, and the first casing and the second casing are rotatably connected to opposite sides of the rotating member. 3 . On both sides, the surface of the support plate facing away from the flexible screen is connected to the first shell and the second shell, and the surface of the reinforcing plate facing away from the flexible screen is connected to the first shell and the second shell. Two shells and a support plate, the second magnetic element is arranged on the surface of the support plate facing the reinforcing plate. 3 . The folding screen assembly according to claim 2 , wherein two reinforcing plates are provided, and each reinforcing plate is sandwiched between the flexible screen and the supporting plate, and each of the reinforcing plates is sandwiched between the flexible screen and the supporting plate. 4 . When the flexible screen is in the unfolded state, the two reinforcing plates are abutted side by side, and the surface of each reinforcing plate facing the support plate is provided with the first magnetic member. 4 . The folding screen assembly according to claim 3 , wherein there are two supporting plates, and one of the supporting plates is sandwiched between the first casing and one of the reinforcing plates, 4 . The other supporting plate is sandwiched between the second casing and the other reinforcing plate. When the flexible screen is in the unfolded state, the two supporting plates are arranged in abutment side by side. The surface of the support plate facing the reinforcing plate is provided with the second magnetic member. 5 . The folding screen assembly according to claim 4 , wherein a plurality of the first magnetic members are provided, and the plurality of the first magnetic members are provided at an edge position between the two reinforcing plates. 6 . ; There are a plurality of the second magnetic pieces, and the plurality of the second magnetic pieces are arranged at the edge position between the two support plates. 6 . The folding screen assembly of claim 5 , wherein each of the first magnetic members is embedded in a surface of the reinforcing plate that faces away from the flexible screen, and each of the first magnetic members faces away from the flexible screen. 7 . The surface of the flexible screen is flush with the surface of the reinforcing plate facing the support plate; And/or, each of the second magnetic elements is embedded in the surface of the support plate facing the reinforcing plate, and the surface of each second magnetic element facing the reinforcing plate and the support plate facing The surface of the reinforcing plate is flush. 7 . The folding screen assembly of claim 1 , wherein the first magnetic member has a square structure, and the second magnetic member has a square structure. 8 . 8 . The folding screen assembly according to claim 1 , wherein the rotating assembly further comprises a driving mechanism disposed on the support plate, and the drive mechanism is used to drive the support plate to drive the first shell. 9 . The body and the second casing rotate relative to the rotating member. 9. The folding screen assembly according to any one of claims 1 to 8, wherein the folding screen assembly further comprises a stopper provided on the periphery of the first casing and the second casing, The stopper is spaced apart from the periphery of the flexible screen. 10 . The folding screen assembly according to claim 9 , wherein the folding screen assembly further comprises a connecting member disposed on the stopper, and the connecting member and the flexible screen are away from the reinforcing plate. 11 . surface contact. 11. A mobile terminal, characterized in that the mobile terminal comprises the folding screen assembly according to any one of claims 1 to 10, the mobile terminal further comprises an electronic assembly, and the electronic assembly is provided on the first Inside a casing and/or the second casing, and electrically connected to the flexible screen.

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