CN113345333A - Flexible screen supporting structure and display device - Google Patents
Flexible screen supporting structure and display device Download PDFInfo
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- CN113345333A CN113345333A CN202110736456.4A CN202110736456A CN113345333A CN 113345333 A CN113345333 A CN 113345333A CN 202110736456 A CN202110736456 A CN 202110736456A CN 113345333 A CN113345333 A CN 113345333A
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- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/301—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements flexible foldable or roll-able electronic displays, e.g. thin LCD, OLED
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Abstract
The invention provides a flexible screen supporting structure and a display device, wherein the flexible screen supporting structure comprises a sliding mechanism and a main body mechanism, the main body mechanism is provided with a first supporting plate and a first accommodating space, the sliding mechanism comprises a sliding main body, a second supporting plate and a driving structure, the second supporting plate is arranged on the sliding main body, and the second supporting plate can slide out of or into the first accommodating space; the driving structure of the flexible screen supporting structure can drive the second supporting plate to rise and fall, the second supporting plate can support the screen body of the expanded flexible screen when the flexible screen is expanded, the whole screen is stably and firmly contacted with the supporting structure at the bottom, the hand feeling during touch is improved, and the second supporting plate is contained below the first supporting plate after the flexible screen is contained.
Description
Technical Field
The invention belongs to the technical field of flexible screen application, and particularly relates to a flexible screen supporting structure and a display device.
Background
Compared with the traditional screen, the flexible screen is lighter and thinner, the power consumption is lower than that of the traditional screen, the cruising ability of the equipment is improved, and meanwhile, the durability of the flexible screen is greatly higher than that of the traditional screen based on the characteristics of flexibility and good flexibility. Based on above advantage, flexible screen is more and more applied to terminal equipment, and the flexible screen of current terminal equipment generally adopts folding screen structure or curly screen structure to accomodate, and folding screen structure screen has the crease after long-time the use, curly screen structure screen by several circles influence the durability of screen when the screen is packed up.
In order to protect the flexible screen better, in terminal equipment, the technical staff has developed the screen structure of sliding of taking into account the screen body and accomodating and the screen body protection, the flexible screen is opened along with the translation of sliding structure and is enlarged, be different from curling screen and folding screen structure, the screen that slides does not curl and fold the screen, can effectively protect the screen body like this, promote the durability of the screen body, however open along with the extension of the screen terminal that slides, screen enlargement part can't provide a smooth plane and support the flexible screen with the whole face, influence touch-control and feel, screen stability is poor.
Disclosure of Invention
The invention aims to provide a flexible screen supporting structure to solve the technical problems that a flexible screen expanding part of a sliding screen structure in the prior art cannot provide a flat plane to support a flexible screen on the whole surface, touch feeling is affected, and screen stability is poor.
Another objective of the present invention is to provide a display device to solve the technical problems that the flexible screen expansion portion of the sliding screen in the prior art cannot provide a flat plane to support the flexible screen on the whole surface, which affects the touch feeling and the stability of the screen.
In order to achieve the purpose, the invention adopts the technical scheme that: the invention provides a flexible screen supporting structure in a first aspect, which comprises a sliding mechanism and a main body mechanism;
the main body mechanism is provided with a first supporting plate for supporting the flexible screen and a first accommodating space for accommodating the sliding mechanism;
the sliding mechanism comprises a sliding main body, a second supporting plate and a driving structure, the second supporting plate is used for supporting the flexible screen, the second supporting plate is arranged on the sliding main body, and the second supporting plate can slide out of or slide into the first accommodating space; the driving structure is used for driving the second supporting plate to ascend in the sliding process of the sliding main body towards the sliding-out direction, so that the top surface of the second supporting plate ascends to be positioned on the same plane as the top surface of the first supporting plate; the driving structure is further used for driving the second supporting plate to descend in the sliding process of the sliding main body towards the sliding-in direction, so that the second supporting plate is contained below the first supporting plate.
In an embodiment, the second supporting plate is a magnetic plate, the driving structure includes a magnetic attraction member and a switching structure for switching magnetic poles of the magnetic attraction member, and the magnetic attraction member is disposed below the second supporting plate;
the switching structure is used for switching the magnetic poles of the magnetic parts in the sliding process of the sliding main body towards the sliding-out direction, so that after the second supporting plate slides out of the first accommodating space, repulsive force is formed between the magnetic parts and the second supporting plate, and the top surface of the second supporting plate is lifted to be positioned on the same plane as the top surface of the first supporting plate; the switching structure is also used for switching the magnetic poles of the magnetic attraction piece in the sliding process of the sliding main body towards the sliding-in direction, so that magnetic attraction force is formed between the magnetic attraction piece and the second supporting plate, the second supporting plate is driven to descend, and the second supporting plate is contained below the first supporting plate.
In one embodiment, the magnetic attraction piece is a plurality of magnets, and the magnets are arranged at intervals along the sliding direction of the sliding main body;
the switching structure includes rack, gear and hold-in range, adjacent two connect through synchronous belt drive between the magnet, the gear is fixed in and is closest to main part mechanism on the magnet, the rack is fixed in main part mechanism is last, wherein, when the main part that slides to preset the position, the gear with rack toothing, the gear drives and is closest to main part mechanism magnet with the hold-in range rotates, is closest to main part mechanism magnet via the hold-in range drives other the magnet is rotatory so that the magnetic pole upset of magnet.
In an embodiment, the number of the driving structures is multiple, and the multiple driving structures are arranged in parallel.
In an embodiment, the sliding body has a third accommodating space for accommodating the driving structure, the magnet has two magnetic poles in an arc structure, which are arranged oppositely, and the bottom of the third accommodating space and the top of the third accommodating space both have arc-shaped grooves which are matched with the magnetic poles in shape and used for avoiding the magnetic poles.
In one embodiment, the magnetic attraction piece is an electromagnet, the switching structure comprises a position sensor, and the position sensor is used for detecting the position of the sliding main body;
when the position sensor detects that the sliding main body slides to a first preset position in the sliding-out direction, the magnetic pole of the electromagnet is reversed; when the position sensor detects that the sliding main body slides to a second preset position towards the sliding-in direction, the magnetic poles of the electromagnets are reversed.
In an embodiment, the number of the electromagnets is plural, and the plural electromagnets are distributed below the second supporting plate in an array.
In one embodiment, a limiting post is arranged on one side of the second support plate facing the sliding body, a limiting portion is arranged at the bottom of the limiting post, a limiting hole is formed in the sliding body, the limiting post penetrates through the limiting hole, and the limiting portion abuts against the sliding body when the second support plate is lifted to be in the same plane with the first support plate; the limiting column is sleeved with a spring, the first end of the spring is fixed on the second supporting plate, and the second end of the spring is fixed on the sliding main body.
In one embodiment, the sliding body is provided with a second accommodating space for accommodating the flexible screen; one side of the sliding main body, which is far away from the main body mechanism, is provided with an arc-shaped surface for the flexible screen to bypass.
A second aspect of the invention provides a display apparatus comprising a flexible screen and a flexible screen support structure as described above, the first support plate of the body mechanism and the second support plate of the slide mechanism being for supporting the flexible screen when the flexible screen is open.
The flexible screen supporting structure provided by the invention comprises a sliding mechanism and a main body mechanism, wherein the main body mechanism is provided with a first supporting plate for supporting a flexible screen and a first accommodating space for accommodating the sliding mechanism, the sliding mechanism comprises a sliding main body, a second supporting plate for supporting the flexible screen and a driving structure, the second supporting plate is arranged on the sliding main body and can slide out of or slide into the first accommodating space, the driving structure is used for driving the second supporting plate to ascend in the sliding process of the sliding main body towards the sliding-out direction so that the top surface of the second supporting plate ascends to be positioned on the same plane as the top surface of the first supporting plate, the driving structure is also used for driving the second supporting plate to descend in the sliding process of the sliding main body towards the sliding-in direction so that the second supporting plate is accommodated below the first supporting plate, and the driving structure of the lifted flexible screen supporting structure can drive the second supporting plate to descend and descend, the second supporting plate can support the screen body of the flexible screen which is unfolded when the flexible screen is unfolded, so that the whole screen is stably and firmly contacted with the supporting structure at the bottom, the hand feeling during touch is improved, and the second supporting plate is accommodated below the first supporting plate after the flexible screen is accommodated.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is an exploded view of a flexible screen support structure according to an embodiment of the present invention;
FIG. 2 is a schematic view of a partial structure inside a flexible screen support structure according to an embodiment of the present invention;
FIG. 3 is a schematic structural view of a flexible screen support structure according to an embodiment of the present invention, in which a second support plate is received under a first support plate;
FIG. 4 is a schematic view of a portion of a flexible screen support structure during movement of a sliding body according to an embodiment of the present invention;
FIG. 5 is a schematic view of a portion of a flexible screen support structure according to an embodiment of the present invention during movement of a sliding body;
FIG. 6 is a schematic view of a portion of a flexible screen support structure during movement of a sliding body according to an embodiment of the present invention;
fig. 7 is a schematic view of a partial structure of a flexible screen support structure according to an embodiment of the present invention during a sliding body movement process;
FIG. 8 is a schematic structural diagram of a partial structure of a driving structure of a flexible screen supporting structure according to an embodiment of the present invention at a viewing angle;
FIG. 9 is a schematic structural diagram of a partial structure of a driving structure of a flexible screen supporting structure provided in an embodiment of the present invention at another viewing angle;
fig. 10 is a schematic structural diagram of a partial structure of a sliding mechanism of a flexible screen support structure provided in an embodiment of the present invention at a viewing angle;
fig. 11 is a schematic diagram of a second supporting plate structure of the flexible screen supporting structure according to the embodiment of the present invention.
Wherein, in the figures, the respective reference numerals:
1-a body mechanism; 2-a sliding mechanism; 3-a flexible screen;
11-a first support plate; 12-a first housing space;
21-a slip body; 22-a second support plate; 23-a second housing space; 24-a switching fabric;
25-a magnet; 26-a third housing space;
211-an arc-shaped slot; 212-arc shaped face;
221-a limiting column; 222-a limiting part; 223-a spring;
241-a rack; 242-gear; 243-synchronous belt.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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, but 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.
In the description of the present invention, it is to be understood that the terms "comprises" and "comprising," and any variations thereof, as used herein, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
In addition, in the present application, unless otherwise expressly specified or limited, the terms "connected," "secured," "mounted," and the like are to be construed broadly, such as to encompass both mechanical and electrical connections; the terms may be directly connected or indirectly connected through an intermediate medium, and may be used for communicating between two elements or for interacting between two elements, unless otherwise specifically defined, and the specific meaning of the terms in the present application may be understood by those skilled in the art according to specific situations.
It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings, which is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and is therefore not to be construed as limiting the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. It should be understood that in the description of the present invention, "a plurality" means two or more unless otherwise specified.
The screen structure of sliding that the screen body was accomodate and the screen body was protected is taken into account to the current, flexible screen opens along with the sliding structure translation and enlarges, is different from curling screen and folding screen structure, and the screen that slides does not curl and fold the screen, can effectively protect the screen body like this, promotes the durability of the screen body, however opens along with the extension at screen terminal that slides, and screen enlargement part can't provide a smooth plane and supports flexible screen with the whole face, influences touch-control and feels, screen poor stability. According to the flexible screen supporting structure and the display device, when the flexible screen is unfolded, the unfolded screen body of the flexible screen can be supported, so that the whole screen is stably and firmly contacted with the supporting structure at the bottom, the hand feeling during touch is improved, and after the flexible screen is stored, the supporting part can be stored.
The following describes the flexible screen supporting structure and the display device provided by the present invention in detail with reference to specific embodiments.
Fig. 1 is an exploded structural schematic view of a flexible screen support structure according to an embodiment of the present invention, fig. 2 is a partial structural schematic view of an inside of the flexible screen support structure according to the embodiment of the present invention, fig. 3 is a structural schematic view of a flexible screen support structure according to the embodiment of the present invention, in which a second support plate is accommodated below a first support plate, as shown in fig. 1 to fig. 3, the flexible screen support structure according to the embodiment includes a main body mechanism 1 and a sliding mechanism 2, where the main body mechanism 1 has a first support plate 11 for supporting a flexible screen 3 and a first accommodating space 12 for accommodating the sliding mechanism;
the sliding mechanism 2 comprises a sliding main body 21, a second support plate 22 for supporting the flexible screen 3, and a driving structure, wherein the second support plate 22 is arranged on the sliding main body 21, and the second support plate 22 can slide out of or into the first accommodating space 12; the driving structure is used for driving the second support plate 22 to ascend in the sliding process of the sliding main body 21 towards the sliding-out direction, so that the top surface of the second support plate 22 ascends to be positioned on the same plane with the top surface of the first support plate 11; the driving structure is further configured to drive the second support plate 22 to descend during the sliding process of the sliding body 21 in the sliding-in direction, so that the second support plate 22 is accommodated below the first support plate 11.
The flexible screen 3 in this embodiment is flexible OLED generally, compares in traditional screen, and flexible screen advantage is obvious, and is not only lighter and thinner on the volume, also is less than original device in the consumption, helps promoting the duration of equipment, simultaneously based on its flexible, the good characteristic of pliability, its durable degree also is higher than the screen in the past greatly, reduces the unexpected probability of damaging of equipment. The flexible screen support structure of the present embodiment is applied to a display device having a flexible screen, and the present embodiment does not particularly limit the specific form of the display device.
The first accommodating space 12 of the sliding mechanism 1 of the present embodiment is used for accommodating the sliding mechanism 2, the present embodiment does not specifically limit the specific dimensions of the first accommodating space 12 and the sliding mechanism 2, the first support plate 11 and the second support plate 22 of the present embodiment are used for supporting the flexible screen 3 when the flexible screen 3 is completely unfolded, the dimensions of the first support plate 11 and the second support plate 22 may be preset in advance according to the dimensions of the flexible screen 3, and the present embodiment does not specifically limit the specific dimensions of the first support plate 11 and the second support plate 22.
The driving structure of this embodiment is used for driving the second supporting plate 22 to rise in the sliding process of the sliding main body 21 toward the sliding-out direction, so that the top surface of the second supporting plate 22 rises to be located on the same plane as the top surface of the first supporting plate 11, and the driving structure is also used for driving the second supporting plate 22 to fall in the sliding process of the sliding main body 21 toward the sliding-in direction, so that the second supporting plate 22 is accommodated below the first supporting plate 11, and the driving structure of the flexible screen supporting structure can drive the second supporting plate 22 to rise and fall, and the second supporting plate 22 can support the screen body of the unfolded flexible screen 3 when the flexible screen 3 is unfolded, so that the whole screen is stably and firmly contacted with the supporting structure at the bottom, and the hand feeling during touch is improved, and after the sliding mechanism 1 slides and is accommodated, the second supporting plate 22 is accommodated below the first supporting plate 11.
The flexible screen supporting structure provided by the embodiment of the invention comprises a sliding mechanism and a main body mechanism, wherein the main body mechanism is provided with a first supporting plate for supporting a flexible screen and a first accommodating space for accommodating the sliding mechanism, the sliding mechanism comprises a sliding main body, a second supporting plate for supporting the flexible screen and a driving structure, the second supporting plate is arranged on the sliding main body and can slide out of or into the first accommodating space, the driving structure is used for driving the second supporting plate to ascend in the sliding process of the sliding main body towards the sliding-out direction so that the top surface of the second supporting plate ascends to be positioned on the same plane as the top surface of the first supporting plate, the driving structure is also used for driving the second supporting plate to descend in the sliding process of the sliding main body towards the sliding-in direction so that the second supporting plate is accommodated below the first supporting plate, and the driving structure of the flexible screen supporting structure can drive the second supporting plate to ascend and descend, the second supporting plate can support the screen body of the flexible screen which is unfolded when the flexible screen is unfolded, so that the whole screen is stably and firmly contacted with the supporting structure at the bottom, the hand feeling during touch is improved, and the second supporting plate is accommodated below the first supporting plate after the flexible screen is accommodated.
Fig. 4 is a schematic partial structure diagram of a flexible screen support structure provided in an embodiment of the present invention during a sliding body movement process, fig. 5 is a schematic partial structure diagram of a flexible screen support structure provided in an embodiment of the present invention during a sliding body movement process, fig. 6 is a schematic partial structure diagram of a flexible screen support structure provided in an embodiment of the present invention during a sliding body movement process, fig. 7 is a schematic partial structure diagram of a flexible screen support structure provided in an embodiment of the present invention during a sliding body movement process, fig. 8 is a schematic structural diagram of a partial structure of a driving structure of a flexible screen support structure provided in an embodiment of the present invention at one viewing angle, fig. 9 is a schematic structural diagram of a partial structure of a driving structure of a flexible screen support structure provided in an embodiment of the present invention at another viewing angle, please refer to fig. 1 to fig. 9, in a specific embodiment, the second support plate 22 is a magnetic plate, the driving structure comprises a magnetic part and a switching structure 24 for switching the magnetic pole of the magnetic part, the magnetic part is arranged below the second supporting plate 22, the second supporting plate 22 of the embodiment has magnetism, and the magnetic part can attract or repel the second supporting plate 22.
The switching structure 24 of this embodiment is used for switching the magnetic poles of the magnetic attraction member during the sliding process of the sliding main body towards the sliding-out direction, so that after the second supporting plate 22 slides out of the first accommodating space 12, a repulsive force is generated between the magnetic attraction member and the second supporting plate 22, and the top surface of the second supporting plate 22 is lifted to be located on the same plane as the top surface of the first supporting plate 11; the switching structure 24 is further configured to switch the magnetic poles of the magnetic attraction member during the sliding process of the sliding main body 21 in the sliding direction, so that a magnetic attraction force is generated between the magnetic attraction member and the second support plate 22, the second support plate 22 is driven to descend, and the second support plate 22 is accommodated below the first support plate 11.
The second support plate 22 of the embodiment has magnetism and polarity, the magnetic attraction piece also has magnetism and polarity, through the rotation of the magnetic attraction piece, the second support plate 22 and the magnetic attraction piece repel or attract each other, the rising and falling of the second support plate 22 can be controlled, the second support plate 22 is in a flexible screen 3 unfolding state when rising, and the first support plate 11 and the second support plate 22 simultaneously support the flexible screen 3, so that the touch feeling is better; the second support plate 22 is in a storage state when it is lowered and can be retracted into the first storage space 12.
Further, in this embodiment, the magnetic attraction member is a plurality of magnets 25, the plurality of magnets 25 are arranged at intervals along the sliding direction of the sliding main body 21; by providing a plurality of magnets 25, the repulsive and attractive forces to which the second support plate 22 is subjected are made greater.
Furthermore, the number of the driving structures is multiple, and the driving structures are arranged in parallel. The magnets 25 of this embodiment have a plurality of rows, each of which has a plurality of magnets, increasing the active area of the magnets 25. Each row of magnets 25 is connected by a synchronous belt, so that N poles and S poles of the magnets 25 can be synchronously rotated in the same direction.
Fig. 10 is a schematic structural diagram of a partial structure of a sliding mechanism of a flexible screen support structure provided in an embodiment of the present invention at a viewing angle, please refer to fig. 1, 9 and 10, further, the sliding body 21 has a third accommodating space 26 for accommodating the driving structure, the magnet 25 has two magnetic poles in an arc structure disposed oppositely, and both the bottom of the third accommodating space 26 and the top of the third accommodating space 26 have an arc groove 211 adapted to the shape of the magnetic pole and used for avoiding the magnetic pole. This embodiment magnet 25 has two magnetic poles that are the circular arc structure, and two arc wall 211 that are circular arc structure's magnetic pole one and lie in third accommodating space 26 bottom, and another magnetic pole lies in the arc wall 211 at third accommodating space 26 top, and magnet 25 is fixed firm, can not rock, and after the rotatory 180 degrees of magnetic pole upset magnet of magnet 25, two magnetic poles still are located arc wall 211 respectively.
The second backup pad of this embodiment is the magnetic plate, and the drive structure is including inhaling the piece and being used for switching the switching structure of a magnetic pole is inhaled to magnetism, and the switching structure is used for switching the magnetic pole of inhaling the piece at the main part that slides towards roll-off direction slip in-process, so that behind the first accommodating space of second backup pad roll-off, inhale and have the repulsion force between piece and the second backup pad to inhale, rise the top surface of second backup pad to be located the coplanar with the top surface of first backup pad, the switching structure still is used for switching the magnetic pole of inhaling the piece at the main part that slides towards roll-off direction slip in-process, so that it has the magnetic attraction force to inhale between piece and the second backup pad to make, and the drive second backup pad descends, accept the second backup pad in first backup pad below. The second supporting plate can support the screen body of the unfolded flexible screen when the flexible screen is unfolded, so that the whole screen is stably and firmly contacted with the supporting structure at the bottom, the hand feeling during touch is improved, and the second supporting plate is accommodated below the first supporting plate after the flexible screen is accommodated.
In a specific embodiment, the magnetic attraction member is an electromagnet, the switching structure includes a position sensor, and the position sensor is configured to detect a position of the sliding body, wherein when the position sensor detects that the sliding body slides to the first preset position in the sliding-out direction, a magnetic pole of the electromagnet is reversed; and when the position sensor detects that the sliding main body slides to the second preset position towards the sliding-in direction, the magnetic poles of the electromagnets are reversed. An electromagnet is a device which generates electromagnetism when being electrified, a conductive winding matched with the power of the electromagnet is wound outside an iron core, and a coil which is electrified with current has magnetism like a magnet. The electromagnet has magnetism when energized, and the magnetism disappears after de-energization, and the shape of the iron core of the electromagnet is not particularly limited in this embodiment. The first preset position of this embodiment may be a position where the second supporting plate just slides out of the first accommodating space, or a position where the second supporting plate slides out by a predetermined distance, where the predetermined distance needs to be preset by a technician in advance. The second preset position of this embodiment may be a position where the sliding main body slides into the first accommodating space by a predetermined distance, and the predetermined distance needs to be preset in advance by a technician.
Whether this embodiment electromagnetism ferromagnetism has can be controlled with switch on, the power off flow, the size of electromagnetism ferromagnetism can be controlled with the power of electric current or the number of turns of coil, the magnetic pole of electro-magnet can be controlled by the direction that changes the electric current, switching structure includes position sensor, position sensor is used for detecting the position of the main part that slides, thereby realize that the magnetic pole of electro-magnet is switched over in the change of electric current direction on the electromagnetism iron coil, this embodiment is different from above-mentioned embodiment need not to adopt rack and gear to control magnetism and inhale the piece, moreover, the steam generator is simple in structure, and good stability.
Furthermore, the number of the electromagnets is multiple, and the electromagnets are distributed below the second supporting plate in an array manner. The electromagnet of the embodiment has a plurality of rows, and each row has a plurality of electromagnets, so that the action area of the electromagnet is increased.
The second backup pad of this embodiment is the magnetic plate, and the drive structure is including inhaling the piece and being used for switching the switching structure of a magnetic pole is inhaled to magnetism, and the switching structure is used for switching the magnetic pole of inhaling the piece at the main part that slides towards roll-off direction slip in-process, so that behind the first accommodating space of second backup pad roll-off, inhale and have the repulsion force between piece and the second backup pad to inhale, rise the top surface of second backup pad to be located the coplanar with the top surface of first backup pad, the switching structure still is used for switching the magnetic pole of inhaling the piece at the main part that slides towards roll-off direction slip in-process, so that it has the magnetic attraction force to inhale between piece and the second backup pad to make, and the drive second backup pad descends, accept the second backup pad in first backup pad below. The second supporting plate can support the screen body of the unfolded flexible screen when the flexible screen is unfolded, so that the whole screen is stably and firmly contacted with the supporting structure at the bottom, the hand feeling during touch is improved, and the second supporting plate is accommodated below the first supporting plate after the flexible screen is accommodated.
Fig. 11 is a schematic diagram of a second supporting plate structure of a flexible screen supporting structure according to an embodiment of the present invention, please refer to fig. 11, in a specific embodiment, a limiting post 221 is disposed on a side of the second supporting plate 22 facing the sliding main body 21, a limiting portion 222 is disposed at a bottom of the limiting post 221, a limiting hole is disposed on the sliding main body 21, the limiting post 221 passes through the limiting hole, and the limiting portion 222 abuts against the sliding main body 21 when the second supporting plate 22 rises to be in the same plane as the first supporting plate 11. The limiting column 221 of this embodiment plays a role in guiding and limiting, and the limiting column 221 of this embodiment enables the second support plate 22 to move towards a preset direction, so that the moving precision of the second support plate 22 can be ensured. The limiting column of the embodiment can be provided with a plurality of limiting columns.
Further, a spring 223 is sleeved on the limiting column 221, a first end of the spring 223 is fixed on the second support plate 22, and a second end of the spring 223 is fixed on the sliding main body 21. The spring 223 of the present embodiment buffers the magnetic attraction force and the repulsion force of the magnetic attraction member during the ascending and descending of the second support plate 22, and protects the second support plate 22 to some extent.
The driving structure of the flexible screen supporting structure of the embodiment can drive the second supporting plate 22 to rise and fall, when the flexible screen 3 is unfolded, the second supporting plate 22 can support the screen body of the unfolded flexible screen, so that the whole screen is stably and firmly contacted with the supporting structure at the bottom, the touch feeling during touch is improved, and after the flexible screen is accommodated, the second supporting plate 22 is accommodated below the first supporting plate.
In the above embodiment, the second receiving space 23 receives a portion of the flexible screen 3 when the second support plate 21 is slid into the first receiving space 12. The side of the sliding body 21 away from the body mechanism is provided with an arc-shaped surface 212 for the flexible screen to pass by. In the present embodiment, by forming the arc-shaped surface 212 for the flexible screen to bypass on the sliding main body 21, the flexible screen 3 extends into the second accommodating space 23 bypassing the arc-shaped surface 212 when being accommodated.
A second aspect of this embodiment provides a display device, which includes a flexible screen and a flexible screen support structure, where the flexible screen support structure is the flexible screen support structure described in the above embodiment.
For example: the flexible screen supporting structure comprises a sliding mechanism and a main body mechanism;
the main body mechanism is provided with a first supporting plate for supporting the flexible screen and a first accommodating space for accommodating the sliding mechanism;
the sliding mechanism comprises a sliding main body, a second supporting plate and a driving structure, the second supporting plate is used for supporting the flexible screen, the second supporting plate is arranged on the sliding main body, and the second supporting plate can slide out of or slide into the first accommodating space; the driving structure is used for driving the second supporting plate to ascend in the sliding process of the sliding main body towards the sliding-out direction, so that the top surface of the second supporting plate ascends to be positioned on the same plane as the top surface of the first supporting plate; the driving structure is further used for driving the second supporting plate to descend in the sliding process of the sliding main body towards the sliding-in direction, so that the second supporting plate is contained below the first supporting plate.
The specific form of the display device is not particularly limited in this embodiment, and for example, the display device may be a mobile terminal device such as a mobile phone and a tablet computer.
Preferably, the bottom of the flexible screen is coated with a steel sheet. This embodiment is through pasting the steel sheet in flexible screen bottom, and the steel sheet can be inhaled the piece by magnetism and attract, and the piece is inhaled both to control the motion of second backup pad to magnetism, also can adsorb the steel sheet of flexible screen bottom for more inseparable combination of flexible screen and second backup pad.
The display device provided by the embodiment of the invention comprises a flexible screen supporting structure, the flexible screen supporting structure comprises a sliding mechanism and a main body mechanism, the main body mechanism is provided with a first supporting plate for supporting a flexible screen and a first accommodating space for accommodating the sliding mechanism, the sliding mechanism comprises a sliding main body, a second supporting plate for supporting the flexible screen and a driving structure, the second supporting plate is arranged on the sliding main body and can slide out or slide into the first accommodating space, the driving structure is used for driving the second supporting plate to ascend in the sliding process of the sliding main body towards the sliding-out direction so as to enable the top surface of the second supporting plate to ascend to be positioned on the same plane as the top surface of the first supporting plate, and the driving structure is also used for driving the second supporting plate to descend in the sliding process of the sliding main body towards the sliding-in direction so as to enable the second supporting plate to be accommodated below the first, the driving structure of the flexible screen supporting structure can drive the second supporting plate to rise and fall, the second supporting plate can support the screen body of the expanded flexible screen when the flexible screen is expanded, the whole screen is stably and firmly contacted with the supporting structure at the bottom, the hand feeling during touch is improved, and the second supporting plate is contained below the first supporting plate after the flexible screen is contained.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. A flexible screen support structure, characterized by:
comprises a sliding mechanism and a main body mechanism;
the main body mechanism is provided with a first supporting plate for supporting the flexible screen and a first accommodating space for accommodating the sliding mechanism;
the sliding mechanism comprises a sliding main body, a second supporting plate and a driving structure, the second supporting plate is used for supporting the flexible screen, the second supporting plate is arranged on the sliding main body, and the second supporting plate can slide out of or slide into the first accommodating space; the driving structure is used for driving the second supporting plate to ascend in the sliding process of the sliding main body towards the sliding-out direction, so that the top surface of the second supporting plate ascends to be positioned on the same plane as the top surface of the first supporting plate; the driving structure is further used for driving the second supporting plate to descend in the sliding process of the sliding main body towards the sliding-in direction, so that the second supporting plate is contained below the first supporting plate.
2. The flexible screen support structure of claim 1, wherein:
the second supporting plate is a magnetic plate, the driving structure comprises a magnetic part and a switching structure for switching the magnetic pole of the magnetic part, and the magnetic part is arranged below the second supporting plate;
the switching structure is used for switching the magnetic poles of the magnetic parts in the sliding process of the sliding main body towards the sliding-out direction, so that after the second supporting plate slides out of the first accommodating space, repulsive force is formed between the magnetic parts and the second supporting plate, and the top surface of the second supporting plate is lifted to be positioned on the same plane as the top surface of the first supporting plate; the switching structure is also used for switching the magnetic poles of the magnetic attraction piece in the sliding process of the sliding main body towards the sliding-in direction, so that magnetic attraction force is formed between the magnetic attraction piece and the second supporting plate, the second supporting plate is driven to descend, and the second supporting plate is contained below the first supporting plate.
3. The flexible screen support structure of claim 2, wherein:
the magnetic attraction piece is a plurality of magnets, and the magnets are arranged at intervals along the sliding direction of the sliding main body;
the switching structure includes rack, gear and hold-in range, adjacent two connect through synchronous belt drive between the magnet, the gear is fixed in and is closest to main part mechanism on the magnet, the rack is fixed in main part mechanism is last, wherein, when the main part that slides to preset the position, the gear with rack toothing, the gear drives and is closest to main part mechanism magnet with the hold-in range rotates, is closest to main part mechanism magnet via the hold-in range drives other the magnet is rotatory so that the magnetic pole upset of magnet.
4. The flexible screen support structure of claim 3, wherein:
the number of the driving structures is multiple, and the driving structures are arranged in parallel.
5. The flexible screen support structure of claim 4, wherein:
the sliding main body is provided with a third accommodating space for accommodating the driving structure, the magnet is provided with two magnetic poles which are in arc structures and are oppositely arranged, and the bottom of the third accommodating space and the top of the third accommodating space are provided with arc-shaped grooves which are matched with the magnetic poles in shape and used for avoiding the magnetic poles.
6. The flexible screen support structure of claim 2, wherein:
the magnetic attraction piece is an electromagnet, the switching structure comprises a position sensor, and the position sensor is used for detecting the position of the sliding main body;
when the position sensor detects that the sliding main body slides to a first preset position in the sliding-out direction, the magnetic pole of the electromagnet is reversed; when the position sensor detects that the sliding main body slides to a second preset position towards the sliding-in direction, the magnetic poles of the electromagnets are reversed.
7. The flexible screen support structure of claim 6, wherein:
the quantity of electro-magnet is a plurality of, a plurality of the electro-magnet is the array and distributes in the below of second backup pad.
8. The flexible screen support structure of any one of claims 1-7, wherein:
a limiting column is arranged on one side, facing the sliding main body, of the second supporting plate, a limiting part is arranged at the bottom of the limiting column, a limiting hole is formed in the sliding main body, the limiting column penetrates through the limiting hole, and the limiting part is abutted against the sliding main body when the second supporting plate is lifted to be in the same plane with the first supporting plate;
the limiting column is sleeved with a spring, the first end of the spring is fixed on the second supporting plate, and the second end of the spring is fixed on the sliding main body.
9. The flexible screen support structure of claim 1, wherein: the sliding main body is provided with a second accommodating space for accommodating the flexible screen; one side of the sliding main body, which is far away from the main body mechanism, is provided with an arc-shaped surface for the flexible screen to bypass.
10. A display device, characterized in that: the display device comprises a flexible screen and a flexible screen support structure according to any one of claims 1 to 9, a first support plate of the body mechanism and a second support plate of the sliding mechanism for supporting the flexible screen when the flexible screen is opened.
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| CN114863807A (en) * | 2022-04-13 | 2022-08-05 | 湖北长江新型显示产业创新中心有限公司 | Supporting device and flexible display device |
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| CN113345333B (en) | 2022-10-04 |
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