Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The use of "first," "second," and similar terms in the present application do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. Also, the use of the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships are changed accordingly.
Referring to fig. 1-6, a flexible screen assembly provided for an embodiment of the present invention includes: the flexible screen display device comprises a shell 11, a flexible screen 12, a rotating shaft 13, a telescopic bracket 14 and a first driving mechanism 15, wherein the shell 11 is provided with an opening; the rotating shaft 13 is arranged inside the shell 11; one end of the flexible screen 12 is connected with the rotating shaft 13, the flexible screen 12 can be wound on the rotating shaft 13, and the other end of the flexible screen 12 can penetrate through the opening and extend out of the shell 11; the telescopic bracket 14 is respectively connected with the shell 11 and the flexible screen 12; the first driving mechanism 15 is mounted on the housing 11, and the first driving mechanism 15 is connected to the rotating shaft 13 to drive the rotating shaft 13 to rotate; wherein, in the process of the flexible screen 12 being unfolded, the telescopic bracket 14 is extended to support the portion of the flexible screen 12 outside the housing 11, and when the flexible screen 12 is unfolded, the telescopic bracket 14 is in the extended state, and when the flexible screen 12 is contracted, the telescopic bracket 14 is in the retracted state.
Because when the flexible screen 12 is completely rolled up on the rotating shaft 13, the flexible screen 12 and the rotating shaft 13 are integrally cylindrical, the shape of the shell 11 can be set to be hollow cylindrical, and the inner diameter of the shell 11 can be slightly larger than the outer diameter of the flexible screen 12 in a completely rolled-up state, so that the flexible screen 12 can be completely rolled into the shell 11, and meanwhile, the integral volume of the flexible screen assembly can be reduced. In addition, the shape of the casing 11 may also be a cylindrical structure with a planar bottom surface, for example, the shape of the casing 11 is set to be a rectangular cylinder, so that, because the bottom surface of the casing 11 is a planar surface, when the flexible screen assembly is in a furled state and is placed on a platform, the flexible screen assembly can be effectively prevented from falling due to rolling, and thus the safety of the flexible screen assembly is improved.
Both ends of the shell 11 can be closed, so that the protection of components in the shell 11 can be effectively realized. Simultaneously, in order to facilitate the maintenance of the components and parts in the casing 11, can at least one end of casing 11 sets up a detachable end cover, particularly, the end cover can pass through threaded connection with casing 11 to guarantee the stability of being connected between end cover and the casing 11, in addition, also can set up an access hole at the lateral wall of casing 11, and set up the access cover in access hole department, so that on the basis that the components and parts in the casing 11 are not taken out from casing 11, realize the maintenance to the components and parts in the casing 11.
The flexible screen 12 may be a common flexible screen 12, for example, an OLED (Organic Light-Emitting Diode) flexible screen.
One end of the flexible screen 12 is fixedly connected to the rotating shaft 13, for example, a clamping slit arranged along the axial direction may be disposed on the surface of the rotating shaft 13, and one end of the flexible screen 12 is clamped to the clamping slit of the rotating shaft 13, so that when the rotating shaft 13 rotates along the direction of furling the flexible screen 12, the flexible screen 12 may be furled in the housing 11 under the driving of the rotating shaft 13. Furthermore, the flexible screen 12 may be extended and retracted manually, or the flexible screen 12 may be automatically extended and/or retracted by providing a driving member.
It should be noted that when the flexible screen 12 is in the fully retracted state, the flexible screen 12 can be fully retracted inside the housing 11. When the flexible screen 12 is completely rolled inside the housing 11, in order to facilitate a user to check time through the flexible screen assembly without pulling out the flexible screen 12, a display screen for displaying time may be disposed on the surface of the housing 11, wherein the display screen is electrically connected to the flexible screen 12 for displaying information such as time, incoming call reminder, notification, and the like. In order to ensure the overall aesthetic appearance of the flexible screen 12, the display screen may be embedded in the outer surface of the housing 11, and the outer surface of the display screen may be flush with the outer surface of the housing 11.
In addition, when the flexible screen 12 is in the fully retracted state, a small segment of the flexible screen 12 may be left outside the housing 11, so that information such as time, incoming call reminder, notification, etc. can be displayed through the flexible screen 12 left outside the housing 11.
The telescopic bracket 14 may be a common telescopic structure, for example, a telescopic rod or a telescopic structure formed by a plurality of strip-shaped plates hinged in sequence. Wherein, telescopic bracket 14's one end is connected with casing 11, and the other end is connected with flexible screen 12, works as when flexible screen 12 stretches out, telescopic bracket 14 stretches out thereupon, realizes the support to flexible screen 12, and when flexible screen 12 was rolled up, telescopic bracket 14 withdraws, avoids when flexible screen 12 was packed up, and telescopic bracket 14 need occupy extra space.
The first driving mechanism 15 is configured to drive the rotating shaft 13 to rotate, and at the same time, drive the flexible screen 12 to be furled on the rotating shaft 13, and drive the telescopic bracket 14 to retract through the flexible screen 12.
The first driving mechanism 15 may be a servo motor, and the first driving mechanism 15 may be fixedly installed in the housing 11, and the output shaft of the first driving mechanism 15 is connected to the rotating shaft 13 to drive the rotating shaft 13 to rotate, wherein the output shaft of the first driving mechanism 15 may be connected to the rotating shaft 13 through a coupling, or may be connected to the rotating shaft 13 through a transmission member, for example, the output shaft of the first driving mechanism 15 is connected to the rotating shaft 13 through a gear transmission, so that the rotating shaft 13 may be driven to rotate by the first driving mechanism 15, and the automatic winding of the flexible screen 12 is achieved.
In the embodiment of the invention, by arranging the telescopic bracket 14, in the process of unfolding the flexible screen 12, the telescopic bracket 14 extends out to support the part of the flexible screen 12 outside the shell 11, so that the flexible screen 12 can be effectively prevented from being deformed under the action of external force or self gravity when in an unfolded state, and the flexible screen 12 can keep a stable display form when in an unfolded state, thereby solving the problem of poor display effect caused by easy deformation of the flexible screen 12 due to stress.
Optionally, the telescopic bracket 14 includes at least two support members connected in sequence, wherein one end of the first support member 141, which is away from the other support members, is connected to the housing 11, and the first support member 141 is a first support member of the at least two support members; one end of the second supporting member 144, which is far away from the other supporting members, is connected to one end of the flexible screen 12, which is far away from the rotating shaft 13, and the second supporting member 144 is the last supporting member of the at least two supporting members.
The supporting members are respectively attached to the non-display surface of the flexible screen 12, so that the contact area between the telescopic bracket 14 and the flexible screen 12 can be increased, and the supporting effect of the part of the flexible screen 12 outside the shell 11 is improved.
This embodiment through with the one end that other support piece were kept away from to first support piece 141 with casing 11 is connected to keep away from other support piece's one end with second support piece 144 with flexible screen 12 keeps away from the one end of pivot 13 is connected, makes telescopic bracket 14 can all carry out effectual support to each position that flexible screen 12 is located the casing 11 outside, thereby further improves the supporting effect to flexible screen 12, and then when avoiding flexible screen 12 to expand, takes place deformation under external force or self gravity effect, thereby has improved the display effect of flexible screen 12.
Optionally, any two adjacent support members of the at least two support members are rotatably connected with each other;
the first supporting member 141 is rotatably connected to the housing 11, and the second supporting member 144 is rotatably connected to the flexible screen 12.
The support piece can adopt a strip-shaped plate, the width of the strip-shaped plate can be 0.5-1CM, and the thickness of the strip-shaped plate can be 0.1-0.3 CM.
In this embodiment, when flexible screen 12 is in the complete state of packing up, each support piece can rotate to the position that is parallel to pivot 13 respectively, simultaneously, when flexible screen 12 is in the complete state of packing up, flexible screen 12 still including cover extension on the telescopic bracket 14, because the shared volume of telescopic bracket 14 in the state of withdrawal is less for flexible screen 12 is located the outside part of casing 11 also less when packing up completely, like this, can reduce the shared volume of flexible screen subassembly when packing up completely, thereby improves the portability of flexible screen subassembly.
Further, when the flexible screen 12 is in the fully retracted state, information such as time, incoming call reminder, notification, and the like can be displayed through a portion of the flexible screen 12 located outside the housing 11.
Referring to fig. 5 to 6, in the present embodiment, the telescopic bracket 14 includes a first supporting member 141, a second supporting member 144 and a connecting member 142, a first end of the first supporting member 141 is rotatably connected to the housing 11, and a first end of the second supporting member 144 is rotatably connected to an end of the flexible screen 12 away from the rotating shaft 13; the second end of the first support 141 is rotatably connected with the second end of the second support 144 through the connecting member 142; wherein, during the process of unfolding the flexible screen 12, the first end of the first support member 141 and the first end of the second support member 144 make a relative movement away.
In this embodiment, the connecting member 142 includes a first connecting body 1421 and a second connecting body 1422, one end of the first connecting body 1421 is rotatably connected to one end of the second connecting body 1422, the other end of the first connecting body 1421 is fixedly connected to the first supporting member 141, and the other end of the second connecting body 1422 is fixedly connected to the second supporting member 144. In addition, the connecting member 142 may be a rotating shaft, a hinge, or other common rotating connecting members.
When the flexible screen 12 is in the fully unfolded state, the first supporting member 141 and the second supporting member 144 rotate relatively to be located at the same linear position, so that the extending length of the flexible screen 12 can be effectively limited by the first supporting member 141 and the second supporting member 144, and the flexible screen 12 is prevented from being damaged due to the fact that the flexible screen 12 is excessively pulled out.
Specifically, if the end of the first support 141 and the end of the second support 144 are directly connected by a rotating shaft in a rotating manner, when the first support 141 and the second support 144 rotate relatively to a collinear position, the first support 141, the second support 144 and the rotating connection point of the first support 141 and the second support 144 will be located on a same straight line, which is hereinafter referred to as a "first straight line", at this time, in the process of furling the flexible screen 12, the force of the flexible screen 12 acting on the telescopic bracket 14 also follows the direction of the first straight line, and since there is no component perpendicular to the first straight line at the rotating connection point, the first support 141 and the second support 144 are tightly pressed against each other under the action of the flexible screen 12, and cannot rotate relatively, thereby causing a problem that the flexible screen 12 cannot be retracted.
With further reference to fig. 3, in the embodiment of the present application, by providing the above-mentioned connecting member 142, when the first support 141 and the second support 144 rotate relatively to each other to be located in the first straight line, the rotational connection point 143 between the first support 141 and the second support 144 is located at one side of the first line, since the force of the flexible screen 12 on the telescopic bracket 14 will be transmitted to said pivotal connection 143, the flexible screen will, therefore, the direction of this force is directed from the point of attachment of the second support 144 to the flexible screen 12 to the pivot point 143, which, in this case, the force of the flexible screen 12 on the telescopic bracket 14 will create a component perpendicular to the first linear direction at the pivot connection point 143, therefore, the first support member 141 and the second support member 144 can rotate relatively under the driving of the flexible screen 12 at the first linear position, thereby overcoming the problem that the flexible screen 12 cannot be retracted at the fully extended position. In addition, by providing the connecting member 142, the first supporting member 141 and the second supporting member 144 can be rotated relatively to each other to the parallel position shown in fig. 6 when the flexible screen 12 is in the fully retracted state, so that the volume of the flexible screen assembly in the fully retracted state can be reduced.
In this embodiment, the first connecting body 1421 is connected to the first supporting member 141, and the second connecting body 1422 is connected to the second supporting member 144, so as to realize the rotational connection between the first supporting member 141 and the second supporting member 144, wherein the first connecting body 1421 may be integrally formed with the first supporting member 141, and the second connecting body 1422 may be integrally formed with the second supporting member 144. The included angle between the first connecting body 1421 and the first supporting member 141 may be an acute angle, a right angle, or an obtuse angle, for example, the included angle between the first connecting body 1421 and the first supporting member 141 is a right angle, so that when the first supporting member 141 and the second supporting member 144 relatively rotate to be located on the first straight line, the end portions of the first supporting member 141 and the second supporting member 144 abut against each other, thereby ensuring that the flexible screen 12 is not easily retracted under the action of abnormal external force when the flexible screen 12 is in the fully extended position, and improving the stability of the overall structure of the flexible screen 12.
Optionally, the flexible screen assembly further includes a second driving mechanism for driving the telescopic bracket 14 to extend out, and the second driving mechanism is connected with the telescopic bracket 14.
The second driving mechanism may be a servo motor, and the second driving mechanism is disposed at a rotation connection position of the first supporting member 141 and the casing 11, so that the second driving mechanism can drive the first supporting member 141 to rotate forward and backward relative to the casing 11, so that the telescopic bracket 14 automatically extends under the driving of the second driving mechanism, and further drives the flexible screen 12 to extend, thereby improving the intelligent degree of the extending process of the flexible screen 12.
Optionally, the flexible screen 12 may be automatically extended to different lengths based on different application scenarios, for example, when an electronic device including the flexible screen device receives a notification message, the second driving mechanism may drive the flexible screen 12 to extend a first distance through the telescopic bracket 14, so as to display the received notification message; when the electronic device receives a video call request, the second driving mechanism may drive the flexible screen 12 to extend a second distance through the telescopic bracket 14, so as to facilitate video call, where the first distance is smaller than the second distance, specifically, the first distance may be a smaller distance, and may display a notification message, and the second distance may be that the flexible screen extends completely.
In addition, in order to realize that the flexible screen 12 automatically extends out to different lengths based on different application scenes, the following steps can be further provided: when the electronic equipment comprising the flexible screen device receives the content to be displayed, the electronic equipment judges the length of the content to be displayed, and controls the corresponding extending length of the flexible screen 12 according to the length of the content to be displayed, so that the flexible screen 12 can completely display the content to be displayed. It should be noted that when the flexible screen 12 is fully extended and is not enough to display the content to be displayed, the flexible screen 12 is controlled to be fully extended. The content to be displayed can be a notification message, a short message, a video call request, an incoming call prompt and the like.
Optionally, the flexible screen assembly further includes a pulling plate 16, the pulling plate 16 is connected to an end of the flexible screen 12 away from the rotating shaft 13, and a first end of the second supporting member 144 is connected to the pulling plate 16.
The length of the pulling plate 16 can be greater than the width of the flexible screen 12, or equal to the width of the flexible screen 12, one side of the pulling plate 16 can be provided with a clamping seam, and the end, away from the rotating shaft 13, of the flexible screen 12 is embedded in the clamping seam of the pulling plate 16, so that protection of the end, away from the rotating shaft 13, of the flexible screen 12 can be achieved, and meanwhile, a user can manually unfold the flexible screen 12 by pulling the pulling plate 16.
In addition, through setting up the arm-tie 19, when flexible screen 12 is in the roll-up state, can with flexible screen 12 takes in completely the casing, at this moment, arm-tie 19 moves to the opening part of casing 11, and under this state, because flexible screen 12 takes in casing 11 completely to flexible screen 12 has avoided external direct contact, thereby has improved the security of flexible screen device when the roll-up state.
Optionally, the flexible screen assembly includes two telescopic supports 14, and the two telescopic supports 14 are arranged at intervals.
Referring to fig. 3, the two telescopic brackets 14 are respectively connected to two ends of the housing 11 and two ends of the pulling plate 16, so that the two ends of the flexible screen 12 far away from the rotating shaft 13 are respectively supported by the two telescopic brackets 14 arranged at intervals, thereby stably supporting the flexible screen 12.
In addition, when the flexible screen 12 is in the fully expanded state, the connecting piece 142 of any one of the telescopic brackets 14 is positioned at the side far away from the other telescopic bracket 14, so that the two telescopic brackets 14 can move towards each other in the process of rolling up the flexible screen 12, and the telescopic brackets 14 can move in a non-display surface all the time in the process of extending or retracting.
Optionally, the flexible screen 12 includes a non-display surface, and the telescopic bracket 14 is disposed to fit the non-display surface of the flexible screen 12.
The flexible screen 12 includes a display end surface and a non-display surface, where the non-display surface may be an end surface opposite to the display end surface, or may be a side surface of the flexible screen 12. For example, when the non-display surface is an end surface opposite to the display end surface, the telescopic bracket 14 is connected to the non-display surface of the flexible screen 12 and is attached to the non-display surface of the flexible screen 12, so that the flexible screen 12 outside the housing 11 can be effectively supported.
The embodiment of the present invention further provides an electronic device, which includes a flexible screen assembly, and the structure of the flexible screen assembly may refer to the description of the above embodiment, which is not described herein again. Because the electronic equipment provided by the embodiment of the invention adopts the structure of the flexible screen assembly in the embodiment, the electronic equipment provided by the embodiment of the invention can realize all the beneficial effects of the flexible screen assembly in the embodiment.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.