CN218377301U - Foldable display device and terminal equipment - Google Patents

Abstract

The disclosure relates to the technical field of electronic equipment folding, in particular to a foldable display device and terminal equipment. The foldable display device comprises a display module and a folding mechanism for supporting the display module; the folding mechanism comprises a main bracket, an auxiliary bracket and a rotating arm, wherein the auxiliary bracket is connected with the bottom surface of the main bracket, one end of the rotating arm is connected with the main bracket or the auxiliary bracket, and the other end of the rotating arm is connected with the auxiliary bracket, so that the auxiliary bracket can rotate around the main bracket or the auxiliary bracket; the display module assembly includes the door plant, and the door plant bottom is provided with the fixed plate, and the door plant is connected with the fixed plate, is equipped with the mounting groove on the fixed plate, and the rotor arm passes the mounting groove, and the one end joint that the assistant support was kept away from to rotor arm and mounting groove. The foldable display device and the terminal equipment provided by the disclosure solve the defect that the screen section of the existing foldable display device is poor in sense.

Description

Foldable display device and terminal equipment

Technical Field

The present disclosure relates to the field of folding technologies of electronic devices, and in particular, to a foldable display device and a terminal device.

Background

Flexible display device application market is more and more favored by market, flexible screen cell-phone is the cell-phone that adopts the flexible, the good screen of pliability, compare in traditional screen, flexible screen advantage is obvious, collapsible display device is not only more frivolous in the volume, also be less than original device in the consumption, help the duration of lifting means, simultaneously based on its flexible, the good characteristic of pliability, its durable degree is also greatly higher than screen in the past, reduce the unexpected probability of damaging of equipment.

The existing foldable display device comprises a middle frame, a door plate and a flexible screen, wherein the door plate is arranged at the bottom of the flexible screen, a pin shaft is arranged on the door plate in a penetrating mode, the door plate is connected with the middle frame through the pin shaft, and the door plate and the flexible screen are thin, so that the flexible screen is easily staggered due to the arrangement of the pin shaft, the relative dislocation amount is large, and the section difference is strong.

Disclosure of Invention

In order to solve the technical problem, the present disclosure provides a foldable display device and a terminal device.

The present disclosure provides a foldable display device including:

a foldable display device comprises a display module and a folding mechanism for supporting the display module;

the folding mechanism comprises a main bracket, an auxiliary bracket and a rotating arm, wherein the auxiliary bracket is connected with the bottom surface of the main bracket, one end of the rotating arm is connected with the main bracket or the auxiliary bracket, and the other end of the rotating arm is connected with the auxiliary bracket, so that the auxiliary bracket can rotate around the main bracket or the auxiliary bracket;

the display module comprises a door plate, a fixing plate is arranged at the bottom of the door plate and connected with the fixing plate, a mounting groove is formed in the fixing plate, the rotating arm penetrates through the mounting groove, and the rotating arm is connected with one end, far away from the mounting groove, of the auxiliary support in a clamping mode.

Optionally, an arc-shaped sliding space is formed between the secondary bracket and the primary bracket, and the rotating arm includes a curved surface portion slidably disposed in the sliding space.

Optionally, a connecting block is arranged at the bottom of the fixing plate, the connecting block includes a first connecting portion, and the first connecting portion is connected with one end of the rotating arm, which is far away from the auxiliary bracket.

Optionally, two groups of the display modules are symmetrically arranged on two sides of the main support, and each group of the display modules is connected with the main support or the auxiliary support through one rotating arm.

Optionally, the folding mechanism further comprises an angle adjusting assembly, the angle adjusting assembly is symmetrically provided with two groups, and each group of the angle adjusting assembly comprises:

one end of the angle swing arm is connected with the auxiliary bracket through a rotating shaft, and the other end of the angle swing arm is connected with the connecting block;

the first cam is arranged on the rotating shaft in a penetrating mode and is connected with the angle swing arm;

the second cam is connected with the first cam in a matching mode, and the matching surface of the first cam and the second cam is in a tooth-shaped structure.

Optionally, the angle swing arm includes a sliding block, a sliding groove is correspondingly formed in the connecting block, and the sliding block is connected with the sliding groove in a matched manner.

Optionally, the angle adjusting assembly further includes a first elastic member, the first elastic member is disposed on the rotating shaft in a penetrating manner, one end of the first elastic member is connected with the auxiliary bracket, and the other end of the first elastic member is connected with the second cam.

Optionally, the folding mechanism further includes a gear assembly, the gear assembly includes an even number of gears, the gears are arranged side by side and meshed in sequence, and the gears at two ends of the gear assembly respectively pass through the corresponding rotating shafts and are connected with the angle swing arms on the rotating shafts.

Optionally, a protective cover is arranged at the bottom of the secondary support, a middle plate is arranged on the main support, and the middle plate is connected with the secondary support or the protective cover through a second elastic piece.

The present disclosure further provides a terminal device, which includes the foldable display device.

Compared with the prior art, the technical scheme provided by the embodiment of the disclosure has the following advantages:

the foldable display device provided by the embodiment of the disclosure is provided with the fixing plate at the bottom of the door plate, and the rotating arm in the folding mechanism penetrates through the mounting groove in the fixing plate so as to be indirectly connected with the door plate, thereby driving the display module to rotate.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present disclosure and together with the description, serve to explain the principles of the disclosure.

In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present disclosure, the drawings used in the embodiments or technical solutions in the prior art description will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is a schematic partial structure diagram of a terminal device according to an embodiment of the present disclosure;

fig. 2 is an exploded view of a foldable display device according to an embodiment of the present disclosure;

fig. 3 is a schematic partial structure diagram of a foldable display device according to an embodiment of the disclosure.

Wherein, 1, a folding mechanism; 11. a main support; 12. a sub-mount; 121. a rotating shaft; 13. a rotating arm; 131. a curved surface portion; 2. a door panel; 21. a fixing plate; 211. mounting grooves; 3. connecting blocks; 31. a first connection portion; 4. an angle adjustment assembly; 41. an angle swing arm; 411. a slider; 42. a first cam; 43. a second cam; 44. a first elastic member; 5. a gear assembly; 6. a protective cover; 7. a middle plate.

Detailed Description

In order that the above objects, features and advantages of the present disclosure may be more clearly understood, aspects of the present disclosure will be further described below. It should be noted that the embodiments and features of the embodiments of the present disclosure may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present disclosure, but the present disclosure may be practiced otherwise than as described herein; it is to be understood that the embodiments disclosed in the specification are only a few embodiments of the present disclosure, and not all embodiments.

In some embodiments, as shown in fig. 1 and 2, the foldable display device includes a display module and a folding mechanism 1 supporting the display module; the folding mechanism 1 comprises a main bracket 11, an auxiliary bracket 12 and a rotating arm 13, wherein the auxiliary bracket 12 is connected with the bottom surface of the main bracket 11, one end of the rotating arm 13 is connected with the main bracket 11 or the auxiliary bracket 12, and the other end is connected with the auxiliary bracket 12, so that the auxiliary bracket 12 can rotate around the main bracket 11 or the auxiliary bracket 12; display module assembly includes door plant 2, and 2 bottoms of door plant are provided with fixed plate 21, and door plant 2 is connected with fixed plate 21, is equipped with mounting groove 211 on the fixed plate 21, and rotor arm 13 passes mounting groove 211, and rotor arm 13 and the one end joint that the auxiliary stand 12 was kept away from to mounting groove 211.

In the above embodiment, the fixing plate 21 is disposed at the bottom of the door panel 2 of the foldable display device, and the rotating arm 13 in the folding mechanism 1 passes through the mounting groove 211 on the fixing plate 21, so that the rotating arm 13 is indirectly connected to the door panel 2, thereby driving the display module to rotate.

On the basis of the above embodiments, in some embodiments, as shown in fig. 2 and 3, an arc-shaped sliding space is formed between the secondary bracket 12 and the primary bracket 11, and the rotating arm 13 includes the curved surface portion 131, and the curved surface portion 131 is slidably disposed in the sliding space. In specific implementation, the bottom surface of the main bracket 11 is provided with a curved convex portion, the secondary bracket 12 is correspondingly provided with a curved concave portion, a sliding space is formed by a gap between the curved convex portion and the curved concave portion, and the shape of the sliding space is the same as that of the curved surface portion 131 of the rotating arm 13, so that the curved surface portion 131 of the rotating arm 13 is limited between the curved convex portion and the curved concave portion.

In the above embodiment, the curved surface portion 131 of the rotating arm 13, the curved surface convex portion and the curved surface concave portion are both attached to each other, so that the curved surface convex portion and the curved surface concave portion can limit the curved surface portion 131 of the rotating arm 13 in the moving process of the rotating arm 13, so that the curved surface portion 131 of the rotating arm 13 can stably slide along the curved surface of the curved surface concave portion, and the curved surface portion 131 and the curved surface concave portion or the curved surface convex portion cannot shake due to a gap between the curved surface portion 131 and the curved surface concave portion or the curved surface convex portion, thereby affecting the normal use of the terminal device and ensuring the reliability of the movement of the rotating arm 13.

In addition, in some embodiments, as shown in fig. 2 and 3, the fixing plate 21 is provided with a connecting block 3 at a bottom thereof, and the connecting block 3 includes a first connecting portion 31, and the first connecting portion 31 is connected to an end of the rotating arm 13 away from the sub-bracket 12. When the display module is specifically implemented, the first connecting portion 31 and the rotating arm 13 are connected and fixed through the connecting shaft, and the connecting block 3 further comprises a second connecting portion, the second connecting portion is perpendicular to the first connecting portion 31, and the second connecting portion is used for connecting other components of the display module.

With continued reference to fig. 2 and 3, in some embodiments, two sets of display modules are symmetrically disposed on both sides of the main support 11, and each set of display modules is connected to the main support 11 or the auxiliary support 12 through a rotating arm 13. Two groups of display modules can rotate around the main bracket 11, and the flexibility is higher.

In some embodiments, the folding mechanism 1 further includes two angle adjustment assemblies 4, and the angle adjustment assemblies 4 are symmetrically disposed in two groups, and each group of angle adjustment assemblies 4 includes an angle swing arm 41, a first cam 42, and a second cam 43. Wherein, one end of the angle swing arm 41 is connected with the auxiliary bracket 12 through the rotating shaft 121, and the other end is connected with the connecting block 3; the first cam 42 is arranged on the rotating shaft 121 in a penetrating way and connected with the angle swing arm 41; the second cam 43 is connected with the first cam 42 in a matching way, and the matching surfaces of the first cam 42 and the second cam 43 are in a tooth-shaped structure. In specific implementation, the first cam 42 and the angle swing arm 41 may be formed as an integral structure through an injection molding or casting process, or may be fixedly connected by welding. Of course, the integral structure is adopted, the structural strength is higher, the structure is more reliable, and the angle adjusting assembly 4 cannot normally work due to the fact that the first cam 42 and the angle swing arm 41 cannot be broken at the connection position in the rotating process.

Illustratively, a plurality of first convex portions extend outwards from one side of the first cam 42 facing the second cam 43, a first concave portion is formed between two adjacent first convex portions, correspondingly, a plurality of second convex portions matched with the first concave portions extend outwards from one side of the second cam 43 facing the first cam 42, a second concave portion matched with the first convex portion is formed between two adjacent second convex portions, and the side surfaces of the first convex portion, the second convex portion, the first concave portion and the second concave portion are smooth inclined surfaces. When the angle swing arm 41 rotates, the first convex portion and the first concave portion are engaged with the second concave portion and the second convex portion, respectively, so that the angle adjusting assembly 4 is in an unfolded or folded state.

On the basis of the above embodiment, the angle swing arm 41 includes the slider 411, and the connecting block 3 is provided with a corresponding sliding groove, and the slider 411 is connected with the sliding groove in a matching manner, so that the connecting block 3 drives the angle swing arm 41 to move in the unfolding or folding process, and structural interference can not occur.

In specific implementation, the sliding block 411 may be of a convex structure, an inverted trapezoidal structure, a T-shaped structure, or the like, and the sliding groove is configured to match with the sliding block 411 in shape.

In addition, the angle adjusting assembly 4 further includes a first elastic member 44, the first elastic member 44 specifically selects a spring, the first elastic member 44 is disposed on the rotating shaft 121 in a penetrating manner, one end of the first elastic member 44 is connected to the sub-bracket 12, and the other end is connected to the second cam 43. In a specific working process, the connecting block 3 moves to drive the angle swing arm 41 and the first cam 42 to rotate, the first convex part slides along the inclined plane of the second concave part in the rotating process, the second cam 43 is extruded, the second cam 43 slides along the axial direction of the rotating shaft 121 and extrudes the spring to enable the spring to generate elastic deformation, when the first convex part moves to enter the next adjacent second concave part through the adjacent second concave part, a folding prompt hand feeling or sound in place is generated, the first concave part is clamped into the corresponding second concave part under the restoring action of the spring, and the elastic deformation of the spring is completely restored. The number of the first convex portions, the number of the second convex portions, and the torsion force when the folding mechanism 1 folds can be set according to specific needs.

Referring to fig. 3, in some embodiments, the folding mechanism 1 further comprises a gear assembly 5, the gear assembly 5 comprises an even number of gears, the gears are arranged side by side and sequentially meshed, and the gears at two ends of the gear assembly 5 respectively pass through the corresponding rotating shafts 121 and are connected with the angle swing arms 41 on the rotating shafts 121. Illustratively, four gears are provided in the disclosed embodiment. In this embodiment, the two symmetrically arranged angle swing arms 41 can synchronously rotate through even number of gears, so that the display modules on two sides synchronously rotate; the number of the gears can be set according to specific requirements, and when the number of the gears is increased, the diameters of the gears are correspondingly reduced, so that the size requirements of different terminal equipment can be met.

In addition, the bottom of the auxiliary support 12 is provided with a protective cover 6, the main support 11 is provided with a middle plate 7, the middle plate 7 is connected with the protective cover 6 through a second elastic element, and the second elastic element is a spring. In specific implementation, a connecting column is arranged on the bottom surface of the middle plate 7 near the end, the connecting column sequentially penetrates through the main support 11 and is connected with the auxiliary support 12 or the protective cover 6, the spring is sleeved on the connecting column, and two ends of the spring are respectively connected with the middle plate 7 and the auxiliary support 12.

In the above embodiment, when the display modules on both sides of the main support 11 are in the fully extended state (i.e. the rotating arms 13 are fully located in the sliding space), the springs are in the extended state and the deformation amount of the springs is the largest, and at this time, the rotating arms 13 abut against at least part of the structure of the middle plate 7, when the rotating arms 13 gradually rotate, the end portions of the rotating arms 13 gradually get away from the middle plate 7, the deformation amount of the springs gradually decreases, the springs drive the middle plate 7 to gradually approach the direction of the auxiliary support 12, and the second elastic members are arranged to enable the middle plate 7 and the display modules to keep the same frequency in movement.

In addition, rotor arm 13 and angle adjusting component 4 all are equipped with two sets ofly along the length direction of main support 11, and two rotor arms 13 are close to the tip setting of main support 11 respectively, and this setting mode can be with display module assembly atress evenly distributed at the rotation in-process on rotor arm 13 and angle adjusting component 4, can effectively increase display module assembly pivoted stability.

The embodiment of the disclosure also provides a terminal device, which comprises the foldable display device provided by the embodiment.

In the description of the embodiments of the present disclosure, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "height", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the embodiments of the present disclosure and for simplification of description, but do not indicate or imply that the structures or devices referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus are not to be construed as limiting the embodiments of the present disclosure.

It is noted that, in this document, relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising a," "8230," "8230," or "comprising" does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.

The foregoing are merely exemplary embodiments of the present disclosure, which enable those skilled in the art to understand or practice the present disclosure. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the disclosure. Thus, the present disclosure is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. A foldable display device is characterized by comprising a display module and a folding mechanism (1) for supporting the display module;

the folding mechanism (1) comprises a main support (11), an auxiliary support (12) and a rotating arm (13), wherein the auxiliary support (12) is connected with the bottom surface of the main support (11), one end of the rotating arm (13) is connected with the main support (11) or the auxiliary support (12), and the other end of the rotating arm is connected with the auxiliary support (12), so that the auxiliary support (12) can rotate around the main support (11) or the auxiliary support (12);

the display module assembly includes door plant (2), door plant (2) bottom is provided with fixed plate (21), door plant (2) with fixed plate (21) are connected, be equipped with mounting groove (211) on fixed plate (21), rotor arm (13) pass mounting groove (211), just rotor arm (13) with mounting groove (211) are kept away from the one end joint of auxiliary stand (12).

2. The foldable display device according to claim 1, wherein an arc-shaped sliding space is provided between the sub-bracket (12) and the main bracket (11), and the rotating arm (13) comprises a curved surface portion (131), and the curved surface portion (131) is slidably disposed in the sliding space.

3. The foldable display device of claim 1, wherein a connecting block (3) is disposed at the bottom of the fixing plate (21), the connecting block (3) comprises a first connecting portion (31), and the first connecting portion (31) is connected to an end of the rotating arm (13) away from the secondary bracket (12).

4. The foldable display device according to claim 1, wherein two sets of display modules are symmetrically arranged on both sides of the main bracket (11), and each set of display modules is connected with the main bracket (11) or the auxiliary bracket (12) through one rotating arm (13).

5. The foldable display device of claim 3, wherein the folding mechanism (1) further comprises angle adjustment assemblies (4), the angle adjustment assemblies (4) are symmetrically arranged in two groups, each group of the angle adjustment assemblies (4) comprises:

one end of the angle swing arm (41) is connected with the auxiliary bracket (12) through a rotating shaft (121), and the other end of the angle swing arm (41) is connected with the connecting block (3);

the first cam (42) is arranged on the rotating shaft (121) in a penetrating mode and is connected with the angle swing arm (41);

the second cam (43) is in fit connection with the first cam (42), and the matching surfaces of the first cam (42) and the second cam (43) are in a tooth-shaped structure.

6. The foldable display device according to claim 5, wherein the angle swing arm (41) comprises a sliding block (411), a sliding groove is correspondingly formed on the connecting block (3), and the sliding block (411) is connected with the sliding groove in a matching manner.

7. The foldable display device according to claim 5, wherein the angle adjustment assembly (4) further comprises a first elastic member (44), the first elastic member (44) is disposed through the rotating shaft (121), and one end of the first elastic member (44) is connected to the sub-bracket (12) and the other end is connected to the second cam (43).

8. The foldable display device according to claim 5, characterized in that the folding mechanism (1) further comprises a gear assembly (5), the gear assembly (5) comprising an even number of gears, the gears being arranged side by side and meshing in sequence, the gears at both ends of the gear assembly (5) passing through the corresponding rotary shaft (121) and being connected to the angular swing arm (41) on the rotary shaft (121).

9. The foldable display device according to any one of claims 1 to 8, wherein a protective cover (6) is provided at the bottom of the secondary support (12), a middle plate (7) is provided on the main support (11), and the middle plate (7) is connected to the secondary support (12) or the protective cover (6) by a second elastic member.

10. A terminal device characterized by comprising a foldable display apparatus according to any one of claims 1 to 9.

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