CN112599009B - Electronic device - Google Patents

Abstract

The application discloses electronic equipment includes: the middle frame assembly comprises a first frame body and a second frame body, the first frame body is sleeved on the second frame body, and the first frame body is connected with the second frame body in a sliding mode; the flexible screen assembly comprises a scroll and a flexible screen, and the scroll is arranged on the inner side of the first frame body; the driving assembly is arranged on the inner side of the first frame body and is connected with the flexible screen; under the action of the driving assembly, the flexible screen can be switched between a first screen state and a second screen state; in a first screen state, the second frame body is accommodated in the first frame body, and the screen part for displaying of the flexible screen is arranged to cover the first frame body; in the second screen state, the second frame body is at least partially moved out of the first frame body, and the screen portion for display of the flexible screen is arranged to cover the first frame body and a part of the second frame body moved out of the first frame body. This can improve the display effect of the flexible screen.

Description

Electronic equipment

technical field

The present application belongs to the technical field of communication, and specifically relates to an electronic device.

Background technique

At present, in order to meet the display requirements of users for large-size screens and the convenience of carrying electronic devices, the screens of electronic devices are generally designed as flexible folding screens, and the display area of the screens is expanded by increasing the number of screens. However, for flexible foldable screens, especially inward-folding flexible foldable screens, in the folded position, the problems of screen sag and obvious creases are prone to occur, which in turn affects the display effect of the flexible foldable screen.

It can be seen that the existing flexible folding screen solutions for electronic devices have the problem of poor display effect.

Contents of the invention

The purpose of the present application is to provide an electronic device, which at least solves the problem of poor display effect in existing flexible folding screen solutions for electronic devices.

In order to solve the above-mentioned technical problems, the application is implemented as follows:

In the first aspect, the embodiment of the present application proposes an electronic device, including:

A middle frame assembly, the middle frame assembly includes a first frame body and a second frame body, the first frame body is sleeved on the second frame body, and the first frame body and the second frame body sliding connection;

A flexible screen assembly, the flexible screen assembly includes a reel and a flexible screen, the reel is set inside the first frame, one end of the flexible screen is rolled on the reel, and the other end of the flexible screen surrounds the The second frame is connected to the first frame;

a drive assembly, the drive assembly is arranged inside the first frame and connected to the flexible screen;

Wherein, under the action of the driving component, the flexible screen can be switched between the first screen state and the second screen state;

In the first screen state, the second frame is accommodated in the first frame, and the screen portion of the flexible screen used for display covers the first frame;

In the second screen state, the second frame is at least partly moved out of the first frame, and the screen part of the flexible screen for display covers the first frame and The part of the frame that moves out of the second frame is set.

In the embodiment of the present application, the flexible screen can be stored by using a reel. When the screen needs to be expanded, the part of the flexible screen stored on the reel can be pulled out through the drive assembly to expand the screen display area of the electronic device; When the display area of the screen is large, the flexible screen can be driven by the driving component to move, so as to accommodate the extra part of the flexible screen on the reel, so as to realize the switching between the first screen state and the second screen state of the flexible screen of the electronic device; and , since the extra part of the flexible screen can be stored on the reel, the flexible screen moves along the circumferential surface of the reel during the state switching process. Compared with the inward-folding flexible screen, the flexible screen can increase The bending radius of the flexible screen reduces the phenomenon of dents or creases on the flexible screen, and can also reduce the fatigue and wear of the flexible screen during the state switching process, thereby achieving the purpose of improving the display effect of the flexible screen.

Additional aspects and advantages of the application will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the application.

Description of drawings

The above and/or additional aspects and advantages of the present application will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, wherein:

Fig. 1 is one of the structural schematic diagrams of the electronic equipment provided by the embodiment of the present application;

Fig. 2 is the second structural schematic diagram of the electronic device provided by the embodiment of the present application;

Fig. 3 is the third schematic structural diagram of the electronic device provided by the embodiment of the present application;

Fig. 4 is the fourth schematic structural diagram of the electronic device provided by the embodiment of the present application;

Fig. 5 is a schematic structural diagram of a slider provided by an embodiment of the present application.

Detailed ways

Embodiments of the present application will be described in detail below, examples of which are shown in the drawings, in which the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the figures are exemplary, and are only for explaining the present application, and should not be construed as limiting the present application. Based on the embodiments in this application, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of this application.

The features of the terms "first" and "second" in the description and claims of the present application may explicitly or implicitly include one or more of these features. In the description of the present application, unless otherwise specified, "plurality" means two or more. In addition, "and/or" in the specification and claims means at least one of the connected objects, and the character "/" generally means that the related objects are an "or" relationship.

In the description of this application, it should be noted that unless otherwise specified and limited, the terms "installation", "connection", and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection. Connected, or integrally connected; it can be mechanically connected or electrically connected; it can be directly connected or indirectly connected through an intermediary, and it can be the internal communication of two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in this application in specific situations.

As shown in Figures 1 to 5, an embodiment of the present application provides an electronic device, including:

The middle frame assembly 10, the middle frame assembly 10 includes a first frame body 11 and a second frame body 12, the first frame body 11 is sleeved on the second frame body 12, and the first frame body 11 and the second frame body 12 are slidably connected ;

A flexible screen assembly 20, the flexible screen assembly 20 includes a reel 21 and a flexible screen 22, the reel 21 is arranged inside the first frame body 11, one end of the flexible screen 22 is arranged on the reel 21, and the other end of the flexible screen 22;

a driving assembly 30, the driving assembly 30 is arranged inside the first frame body 11 and connected to the flexible screen 22;

Wherein, under the action of the drive assembly 30, the flexible screen 22 can switch between the first screen state and the second screen state; in the first screen state, the second frame body 12 is accommodated in the first frame body 11, and The screen portion of the flexible screen 22 for display covers the first frame body 11; in the second screen state, the second frame body 12 at least partially moves out of the first frame body 11, and the screen portion of the flexible screen 22 for display Covering the first frame body 11 and the part of the second frame body 12 removed from the first frame body 11 is arranged.

In this embodiment, the flexible screen 22 can be stored by using the reel 21. When the screen needs to be expanded, the part of the flexible screen 22 stored on the reel 21 can be pulled out through the drive assembly 30 to expand the screen display area of the electronic device; When it is necessary to reduce the display area of the screen, the flexible screen 22 can be driven to move by the drive assembly 30, so as to accommodate the excess part of the flexible screen 22 on the reel 21, so that the flexible screen 22 of the electronic device can be in the first screen state and the second screen state. Switch between screen states. Moreover, since the extra part of the flexible screen 22 can be accommodated on the reel 21, the flexible screen 22 moves along the circumferential surface of the reel 21 during the state switching process. Compared with the inward-folding flexible screen, it can increase The bending radius of the flexible screen during motion reduces the phenomenon of dents or creases on the flexible screen, and can also reduce the fatigue and wear of the flexible screen during state switching, thereby achieving the purpose of improving the display effect of the flexible screen.

Among them, in the present application, the first frame body 11 is set in the second frame body 12, which can be expressed as an embedded set, that is, the first frame body 11 is set in the second frame body 12, and the second frame body 12 Can slide relative to the first frame body 11 .

Wherein, in the above description, the first screen state is that the flexible screen of the electronic device is in the non-expanded state, and the second screen state is that the flexible screen of the electronic device is in the extended state, and the flexible screen 22 can be switched from the non-expanded state to the extended state, The display area of the screen of the electronic device is increased, so that the electronic device has a wide-screen or large-screen display effect.

Moreover, compared with using the folding screen electronic device, adopting the solution of the electronic device disclosed in the present application can save components such as folding components of the folding screen electronic device, and can reduce the overall weight of the electronic device.

In one embodiment, one end of the flexible screen 22 can be wound on the reel 21, and the other end is directly connected to the first frame body 11. For example, if the end connected to the reel 21 is the head end, the end connected to the first frame body 11 One end is the tail end, and the flexible screen 22 starts from the head end, including a first part wound on the reel 21, a second part wound around the back cover assembly 40 of the electronic device, a third part wound around the second frame body 22, and covering the first A fourth part of the frame body 21 .

In another embodiment, both ends of the flexible screen 22 are wound on the reel 21 , that is, both the head end and the tail end are connected to the reel 21 . Wherein, during the rolling process, the flexible screen on the side of the display surface and the flexible screen on the side of the rear cover assembly 40 are both rolled at the same time, as shown in FIG. 2 . Specifically, the first frame body 11 has a first through hole and a second through hole, and the first through hole and the second through hole are respectively provided on two opposite surfaces of the first frame body 11 . One end of the flexible screen is wound on the reel, and one end protrudes from the first through hole, wraps around the second frame body, protrudes in from the second through hole and is connected with the reel.

In some embodiments, in the process of switching the flexible screen 22 from the first screen state to the second screen state, the flexible screen 22 covers the part set by the first frame body 11 in the first screen state, and will follow the second frame body 12; and after switching to the second screen state, the part of the flexible screen originally covering the first frame body 11 is set to cover the second frame body 12, and part of the flexible screen stored on the reel is taken to cover the second frame A frame body 11, so as to realize the expansion of the screen display area of the flexible screen 22.

In some embodiments, a sliding structure may be provided between the first frame body 11 and the second frame body 12 to realize the sliding connection between the first frame body 11 and the second frame body 12 . For example, slide rails can be set on the first frame body 11, and sliders can be set on the second frame body 12. Through the fitting connection of the slide rails and the slider blocks, the connection between the first frame body 11 and the second frame body 12 can be realized. Sliding connection; Correspondingly, a slider can also be provided on the first frame body 11 , and a slide rail can be provided on the second frame body 12 to realize the sliding connection between the first frame body 11 and the second frame body 12 .

In some other embodiments, a driving force can be applied to the second frame body 12 through the driving structure, so as to realize the sliding of the second frame body 12 relative to the first frame body 11; in this embodiment, the second frame body 12 is relatively The sliding of the body 11 is set synchronously with the movement of the flexible screen 22. For example, the second frame body 12 and the flexible screen 22 can be respectively driven by two sets of drive structures, and both sets of drive structures are electrically connected to the processor of the electronic device, and the two sets of drive structures are controlled by the processor, so as to realize the Synchronous driving of the first frame body 11 and the flexible screen 22 .

In addition, the driving component 30 can also be connected with the second frame body 12, and can drive the second frame body 12 to move to drive the flexible screen 22 to move, and make the flexible screen 22 can be in the first screen state and the second screen state. switch between.

Optionally, the drive assembly 30 includes a motor 31, a crank linkage mechanism, a guide rail 35 and a bracket 36; wherein the crank linkage mechanism includes a first connecting rod 32, a second connecting rod 33, a slider 34 and an output shaft of the motor 31 (not shown), the first end of the first connecting rod 32 is movably connected with the output shaft of the motor 31, the second end of the first connecting rod 32 is movably connected with the first end of the second connection 33, and the second connecting rod 33 The second end of the slider 34 is movably connected, the slider 34 is slidably connected with the guide rail 35, and the slider 34 is connected with the flexible screen 22 through the bracket 36; wherein, the output shaft, the first connecting rod 32, the second connecting rod 33 and the sliding Block 34 constitutes the crank linkage.

In this embodiment, the drive of the motor 31 to the flexible screen 22 can be realized by using a crank-link mechanism composed of an output shaft, a first connecting rod 32, a second connecting rod 33 and a slider 34; The mechanism has a limit position, so that the range of motion of the flexible screen 22 can be limited by the limit position of the crank linkage mechanism itself; compared with other transmission mechanisms, an additional auxiliary mechanism is required to limit the range of motion of the flexible screen 22. The position limit can effectively save the installation space required by the drive assembly 30 .

For example, when the crank linkage mechanism moves to the first extreme position, the flexible screen 22 can be set in the first screen state; when the crank linkage mechanism moves to the second extreme position, the flexible screen 22 can be set in the second screen state. Wherein, at the first limit position, the display area of the screen portion of the flexible screen 22 for display is the smallest; while at the second limit position, the display area of the screen portion of the flexible screen 22 for display is the largest.

Further, the first limit structure can be set at the first limit position to limit the movement of the crank linkage mechanism at the first limit position, so that the flexible screen 22 can be locked in the first screen state, so as to maintain the flexible screen 22 at the first limit position. The stability of the display effect of the screen state; correspondingly, the second limit structure can also be set at the second limit position to display the movement of the crank linkage mechanism at the second limit position, so that the flexible screen 22 can be locked on the second limit position state, so as to maintain the stability of the display effect of the flexible screen 22 in the second screen state.

Wherein, the first limiting structure and the second limiting mechanism can be locking structures, and when the crank linkage mechanism moves to the first limiting structure or the second limiting structure, the locking structure can lock the first connecting rod 32 Locking, to limit the first connecting rod 32 to continue to move; and the locking force of the locking structure to the first connecting rod 32 is greater than the rated driving force of the motor 31 to the first connecting rod 32; when it is necessary to drive the first connecting rod 32 to continue When moving, the driving force of the motor 31 to the first connecting rod 32 can be increased, or the locking force of the locking structure to the first connecting rod 32 can be reduced.

Specifically, the first connecting rod 32 can be a magnetic connecting rod, the first limiting structure can be a first electromagnet 371, and the second limiting structure can be a second electromagnet 372; position, the first electromagnet 371 exerts a magnetic adsorption force on the first connecting rod 32 to limit the movement of the first connecting rod 32 at the first limit position; when the crank linkage mechanism moves to the second limit position , the movement of the first connecting rod 32 at the second extreme position is limited by the magnetic adsorption force exerted by the second electromagnet 372 on the first connecting rod 32 .

Wherein, when the flexible screen 22 needs to be switched from the first screen state to the second screen state, the current of the first electromagnet 371 can be interrupted to reduce the magnetic attraction of the first electromagnet 371 to the first connecting rod 32 force, so that the motor 31 drives the first connecting rod 32 to move to the second extreme position; moreover, it is also possible to apply a reverse current to the first electromagnet 371 so that the first electromagnet 371 exerts a repulsive force on the first connecting rod 32 , so as to reduce the driving force required by the motor 31 and reduce the energy consumption required by the motor 31.

Correspondingly, when the flexible screen 22 needs to be switched from the second screen state to the first screen state, the current of the second electromagnet 372 can be interrupted to reduce the magnetic force of the second electromagnet 372 on the first connecting rod 32 Adsorption force, so that the motor 31 drives the first connecting rod 32 to move to the first limit position; moreover, it is also possible to apply a reverse current to the second electromagnet 372 so that the second electromagnet 372 exerts repulsion on the first connecting rod 32 Force, so as to reduce the driving force that the motor 31 needs to provide, and reduce the energy consumption required by the motor 31.

Optionally, the drive assembly 30 further includes an elastic member 38, one end of the elastic member 38 is connected to the slider 34, and the other end is connected to the baffle 39, and the baffle 39 is arranged at the end of the guide rail 35;

Wherein, in the first screen state, the elastic member 38 is in one of the stretched state and the compressed state; in the second screen state, the elastic member 38 is in the other state of the stretched state or the compressed state.

For example, in the first screen state, when the elastic member 38 is in a compressed state, then in the second screen state, the elastic member 38 is in a stretched state; correspondingly, in the first screen state, the elastic member 38 is in a stretched state , then in the second screen state, the elastic member 38 is in a compressed state.

In this embodiment, through the arrangement of the elastic member 38, it is possible to provide cushioning for the movement of the flexible screen 22, and improve the stability of the movement of the flexible screen 22; moreover, at the first limit position or the second limit position, the elastic member 38 The elastic force provided can also assist the motor 31 to drive the first connecting rod 32 to move, so as to reduce the driving force required by the motor 31 to drive the first connecting rod 32 , thereby reducing the energy consumption required by the motor 31 .

Wherein, the baffle plate 39 is arranged at the end of the guide rail 35 , and may be arranged at the right end of the guide rail 35 as shown in FIG. 1 . And, under the situation that baffle plate 39 is located at the right side end of guide rail 35, promptly under the situation as shown in Figure 1, in the first screen state, elastic member 38 is in stretched state, and in the second screen state Next, the elastic member 38 is in a compressed state. In addition, the baffle 39 can also be arranged at the left end of the guide rail 35 as shown in Figure 1, and when the baffle 39 is arranged at the left end of the guide rail 35, the elastic member will 38 is in a compressed state, while in the second screen state, the elastic member 38 is in a stretched state.

Wherein, the elastic member 38 can be a spring, or an elastic member with good stretchability such as a shrapnel.

Optionally, the guide rail 35 includes a first guide rail 351 and a second guide rail 352, and the first guide rail 351 and the second guide rail 352 are located on two opposite sides of the motor 31;

The slider 34 includes a body structure 341, a first sliding portion 342, and a second sliding portion 343. The first sliding portion 342 and the second sliding portion 343 are arranged on two opposite sides of the body structure 341. The body structure 341 and the second connecting rod 33 Flexible connection, the first sliding part 342 is slidingly connected to the first guide rail 351, and the second sliding part 343 is slidingly connected to the second guide rail 352;

The bracket 36 includes a first bracket 361 and a second bracket 362 , the first sliding part 342 is connected to the flexible screen 22 through the first bracket 361 , and the second sliding part 343 is connected to the flexible screen 2 through the second bracket 362 .

In this embodiment, by arranging the first guide rail 351 and the second guide rail 352, the sliding stability of the slider 34 can be improved, and by expanding the bracket 36 into a first bracket 361 and a second bracket 362, the bracket 36 can be increased. The contact area with the flexible screen 22 can improve the stability of the movement of the flexible screen 22 .

Wherein, the guide rail 35 can be fixedly arranged on the first frame body 11 .

Wherein, the body structure 341 can be arranged in a "V" shape, an "I" shape, or an "one" shape, and the first sliding part 342 and the second sliding part 343 are arranged symmetrically with respect to the body structure 341 . Among them, by arranging the body structure 341 in a "V" shape compared with the block-shaped body structure, the structural stability of the body structure 341 can be improved while reducing the weight of the body structure 341, thereby improving the stability of the slider 34. sex.

Optionally, a rear cover assembly 40 is also included, the rear cover assembly 40 includes a first rear cover 41 and a second rear cover 42, the first rear cover 41 and the second rear cover 42 are slidably connected;

Wherein, in the first screen state, the second rear cover 42 is arranged to cover the first rear cover 41 ; in the second screen state, the second rear cover 42 is at least partially moved out of the first rear cover 41 .

In this embodiment, the rear cover assembly 40 of the electronic device is also configured to include a first rear cover 41 and a second rear cover 42 that slide against each other, so that when the flexible screen 22 moves to the second screen state, the second rear cover The cover 42 can protect the removed part of the flexible screen to prevent the part of the screen located on the rear cover side from being damaged.

Wherein, a sliding structure may be provided between the first rear cover 41 and the second rear cover 42 to realize the sliding connection between the first rear cover 41 and the second rear cover 42 . For example, a slide rail may be provided on the first rear cover 41, and a slider may be provided on the second rear cover 42, and the first rear cover 41 and the second rear cover 42 may be connected through the fitting connection of the slide rail and the slider. Sliding connection; Correspondingly, a slider can also be provided on the first rear cover 41 , and a slide rail can be provided on the second rear cover 42 to realize the sliding connection between the first rear cover 41 and the second rear cover 42 .

In addition, the second rear cover 42 is connected with the second frame body 12 , and the second rear cover 42 can follow the movement of the first frame body 12 .

Optionally, a flexible glass cover plate (not shown) is further included, and the flexible glass cover plate is attached to the screen portion of the flexible screen 22 for display.

In this embodiment, the flexible glass cover can be made of optical adhesive, such as OCA (Optically Clear Adhesive) with optical properties.

In the description of this specification, references to the terms "one embodiment," "some embodiments," "exemplary embodiments," "example," "specific examples," or "some examples" are intended to mean that the implementation A specific feature, structure, material, or characteristic described by an embodiment or example is included in at least one embodiment or example of the present application. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although the embodiments of the present application have been shown and described, those skilled in the art can understand that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present application. The scope of the application is defined by the claims and their equivalents.

Claims (9)

1. An electronic device, comprising:

the middle frame assembly comprises a first frame body and a second frame body, the first frame body is sleeved on the second frame body, and the first frame body is connected with the second frame body in a sliding mode;

the flexible screen assembly comprises a scroll and a flexible screen, the scroll is arranged in the first frame body, one end of the flexible screen is wound on the scroll, and the other end of the flexible screen surrounds the second frame body and is connected with the first frame body;

the driving assembly is arranged on the inner side of the first frame body and is connected with the flexible screen;

wherein the flexible screen is switchable between a first screen state and a second screen state under the action of the drive assembly;

in the first screen state, the second frame body is accommodated in the first frame body, and the screen part for displaying of the flexible screen is arranged to cover the first frame body;

in the second screen state, the second frame body is at least partially moved out of the first frame body, and the screen part for displaying of the flexible screen covers the first frame body and the part of the second frame body moved out of the first frame body;

the driving assembly comprises a motor, a crank connecting rod mechanism, a guide rail and a bracket;

the crank-link mechanism comprises a first connecting rod, a second connecting rod, a sliding block and an output shaft of the motor, wherein the first end of the first connecting rod is movably connected with the output shaft of the motor, the second end of the first connecting rod is movably connected with the first end of the second connecting rod, the second end of the second connecting rod is movably connected with the sliding block, the sliding block is slidably connected with the guide rail, and the sliding block is connected with the flexible screen through the support.

2. The electronic device of claim 1, wherein the crank linkage is switchable between a first extreme position and a second extreme position in the event that the flexible screen is switched between the first screen state and the second screen state;

the driving assembly further comprises a first limiting structure and a second limiting structure, and under the condition that the crank-link mechanism moves to the first limiting position, the first limiting structure is used for limiting the movement of the crank-link mechanism and enabling the flexible screen to be in the first screen state; and under the condition that the crank-link mechanism moves to the second limit position, the second limit structure is used for limiting the movement of the crank-link mechanism and enabling the flexible screen to be in the second screen state.

3. The electronic device of claim 2, wherein the first link is a magnetic link, the first limiting structure is a first electromagnet, and the second limiting structure is a second electromagnet;

under the condition that the crank-link mechanism moves to the first limit position, the first connecting rod is limited to move through the magnetic adsorption force applied to the first connecting rod by the first electromagnet;

and under the condition that the crank connecting rod mechanism moves to the second limit position, the first connecting rod is limited to move through the magnetic adsorption force applied to the first connecting rod by the second electromagnet.

4. The electronic device of claim 1, wherein the driving assembly further comprises an elastic member, one end of the elastic member is connected to the slider, and the other end of the elastic member is connected to a baffle plate, and the baffle plate is disposed at an end of the guide rail;

wherein, in the first screen state, the elastic member is in one of a stretched state or a compressed state; in the second screen state, the elastic member is in the other of a stretched state or a compressed state.

5. The electronic device of claim 4, wherein the resilient member is a spring.

6. The electronic device of claim 1, wherein the rail comprises a first rail and a second rail, and the first rail and the second rail are located on opposite sides of the motor;

the sliding block comprises a body structure, a first sliding part and a second sliding part, the first sliding part and the second sliding part are arranged on two opposite sides of the body structure, the body structure is movably connected with the second end of the second connecting rod, the first sliding part is in sliding connection with the first guide rail, and the second sliding part is in sliding connection with the second guide rail;

the support includes first support and second support, first sliding part pass through first support with flexible screen is connected, second sliding part pass through the second support with flexible screen is connected.

7. The electronic device of claim 6, wherein the first sliding portion and the second sliding portion are symmetrically disposed on two sides of the body structure.

8. The electronic device of claim 1, further comprising a rear cover assembly, the rear cover assembly comprising a first rear cover and a second rear cover, the first rear cover being slidably connected with the second rear cover;

wherein, in the first screen state, the second rear cover covers the first rear cover; in the second screen state, the second rear cover is at least partially removed from the first rear cover.

9. The electronic device according to claim 8, wherein the second rear cover is connected to the second frame body, and the second rear cover is movable along with the second frame body.

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