Folding device and terminal equipment
阅读说明:本技术 一种折叠装置及终端设备 (Folding device and terminal equipment ) 是由 李萌 于 2019-10-08 设计创作,主要内容包括:本申请公开一种折叠装置及终端设备,属于显示终端领域。所提供的折叠装置包括相互连接的支撑板和折叠部件,其数量均为至少一个,折叠部件包括相互穿设在一起的一柔性连接层和一穿插支撑层,穿插支撑层包括多个并排相互穿设的穿插子单元,折叠部件与支撑板依次交替连接延伸,在展开状态与折叠状态切换时,多个所述穿插子单元适配完成穿设总体积的变化转换。提供的终端设备包括本体、上述折叠装置和铺设的柔性显示屏。其装置有益效果为成本低生产效率高,体积较小,硬性支撑保护柔性显示屏不被过度挤压。(The application discloses folding device and terminal equipment belongs to the display terminal field. The folding device that provides includes interconnect's backup pad and folding component, and its quantity is at least one, and folding component includes a flexible connection layer and one interlude supporting layer that wears to establish together each other, and the interlude supporting layer includes a plurality of interlude subelements that wear to establish each other side by side, and folding component and backup pad are connected in turn in proper order and are extended, and when expansion state and fold condition switch, it is a plurality of the change conversion of wearing to establish the total volume is accomplished to the subelement adaptation. The provided terminal equipment comprises a body, the folding device and a laid flexible display screen. The device has the advantages of low cost, high production efficiency, small volume and hard support to protect the flexible display screen from being excessively extruded.)
1. A folding device is characterized by comprising a supporting plate and at least one folding component which are connected with each other, wherein the folding component comprises a flexible connecting layer and an inserting supporting layer which are mutually penetrated and arranged together, the inserting supporting layer comprises a plurality of inserting sub-units which are mutually penetrated and arranged side by side, and the folding component and the supporting plate are sequentially and alternately connected and extend;
when the flexible connecting layer is bent to one side of the inserting support layer, namely in an outward folding state, a plurality of inserting subunits which are mutually inserted side by side are matched to be close to each other, and the flexible connecting layer which is arranged on the inserting subunits in a penetrating way has no size change; when the flexible connecting layer is bent to the side departing from the inserting support layer, namely, in an inward folding state, the inserting subunits which are arranged in parallel in a penetrating mode are matched to be away from each other, and the flexible connecting layer arranged on the inserting subunits in a penetrating mode has no size change.
2. The folding apparatus of claim 1, wherein the connection between adjacent support plates comprises a direct rotational connection of a set of opposite sides extending in one or two directions to form an elbow and an elbow limiting edge, or an indirect rotational connection of a set of opposite sides extending in one or two directions via an inner connecting plate, wherein one side of the connecting plate is bent to form a flap limiting edge, and the elbow limiting edge or the flap limiting edge respectively limits the support plates from further rotation when the support plates are folded outwards or folded inwards to the same plane position, and the folding mode comprises a stacking mode in which the support plates extend inwards and outwards in turn.
3. The folding apparatus of claim 2, further comprising a metal sheet attached to said flexible connecting layer of each of said support panels and each of said folding members.
4. The folding apparatus of claim 2, further comprising auxiliary support plates and telescoping members, wherein the auxiliary support plates are shaped as "T", each support plate is provided with two pairs of sliding cavities, each "T" shaped auxiliary support plate slides in each pair of sliding cavities, the tail portion and the tail portion of the adjacent "T" shaped auxiliary support plate abut and are connected by the telescoping members, the head portion and the head portion of the adjacent "T" shaped auxiliary support plate are connected to the support plates by the telescoping members, and wherein at the folding-in region of each folding member, an intermediate auxiliary support plate is further included between the two "T" shaped auxiliary support plates.
5. The folding device according to any one of claims 1 to 4, wherein the insertion subunit comprises springs, the flexible connecting layer comprises at least one layer of flexible cloth, at least one layer of cloth of the at least one layer of flexible cloth is penetrated by each layer of strip or part of layer of strip of each spring, and the penetrated flexible cloth and the non-penetrated flexible cloth are woven into a whole in a crossing manner.
6. The folding device of claim 5, wherein the penetrating support layer further comprises metal strips, each metal strip is inserted into every two adjacent springs penetrating or penetrating each other in each folded-in region, or each metal strip is inserted into each local spring hole exposed on the flexible cloth in each folded-in region, or is inserted into each intersection of every two adjacent springs under the flexible cloth in each folded-in region;
the smaller diameter of the metal strip has a certain length, and the certain length is that when the support supported by the folding device is folded inwards safely, the radius of a cavity formed by the folding device at the folding position is larger than or equal to the minimum folding curvature radius of the supported object.
7. The folding apparatus of claim 6, wherein when one of said folding apparatus includes a support plate and one to two folding members extending in length, threads are provided on opposite ends of part or all of said metal strips at equally spaced intervals, wherein said folding member further includes a link plate, a damping spring plate, and a nut, each of said link plates being connected to a proximal end of each two adjacent of said threaded metal strips, a plurality of said damping spring plates being nested on said link plate and further being spun by said nut to form a plurality of interconnected damping spindles, said interconnected damping spindles having one end fixedly connected to said support plate, each of said damping spindles of said plurality of interconnected damping spindles being in damped rotational engagement to allow for a variety of shaping of one to two of said folding members.
8. A terminal device, comprising a body, characterized by further comprising the folding device of any one of claims 1 to 7; and the supported object is arranged on the folding device and comprises a flexible display screen.
9. The terminal device according to claim 8, wherein the body includes a protruding portion, when the folding apparatus, which is folded inward and folded outward in sequence, is in the folded position, one side of the protruding portion is adapted to the stacked shape of each folded outward side in the folded state, so as to form a stacked shape surface, and the total supporting height is equal to the total stacked height of the folded inward sides, so that the flexible display screens at all folded outward positions are hidden and protected, and the whole terminal device is relatively neat and stable.
10. The terminal device of claim 8, wherein the body comprises a keyboard hinged to a side of the supporting plate of the folding apparatus, the keyboard comprises a mechanical keyboard, and the supported flexible display comprises a touch-sensitive flexible display.
Technical Field
The application relates to the technical field of display terminals, in particular to a folding device and terminal equipment.
Background
Along with the rapid development of scientific technology, the material culture life of human beings is increasingly enriched, more intelligent display electronic products are introduced into the life of people, and flexible display screen related products which can save space and can be displayed in a large area are popular among various manufacturers and relevant patents of layout are disclosed.
Folding is the difficult mode of controlling in curling, because of thicker plane layer in the deep bend, fold condition under promptly, can make inside and outside surface course cambered surface radius difference increase, inside and outside arc length difference under the same central angle of circle increases promptly, and then forms the corresponding difference compressive force or the tensile force increase between the inside and outside. The flexible display screen should have a length deformation threshold, so thicker folding support structure is at least unfavorable for protecting the flexible display screen, and it is folding and in the process of opening, has the problem that the flexible display screen receives the damage because of jack-up or extrusion easily.
The folding screen is used as the most basic application scene in the flexible display screen and is currently distributed by a large number of related patents, however, too many technical schemes adopt the folded support structure to perform volume conceding sliding fit processing so as to adapt the length of the flexible display screen and keep a constant value unchanged, and further, the rigid support protection structure matched with the folding design has a larger volume.
Disclosure of Invention
This application overcomes present technical bias, explains flexible display screen folding mode from another angle, solves one of above-mentioned problem at least, and its implementation adopts following technical scheme:
in a first aspect, an embodiment of the present application provides a folding device, including a supporting plate and at least one folding component, which are connected to each other, where the folding component includes a flexible connecting layer and an inserting supporting layer, which are mutually penetrated together, the inserting supporting layer includes a plurality of inserting sub-units, which are mutually penetrated side by side, and the folding component and the supporting plate are sequentially and alternately connected and extended;
when the flexible connecting layer is bent to one side of the inserting support layer, namely in an outward folding state, a plurality of inserting subunits which are mutually inserted side by side are matched to be close to each other, and the flexible connecting layer which is arranged on the inserting subunits in a penetrating way has no size change; when the flexible connecting layer is bent to the side departing from the inserting support layer, namely, in an inward folding state, the inserting subunits which are arranged in parallel in a penetrating mode are matched to be away from each other, and the flexible connecting layer arranged on the inserting subunits in a penetrating mode has no size change.
In one embodiment, the connection of the adjacent support plates comprises a group of opposite sides which are extended unidirectionally or bidirectionally to form a bend and a direct rotary connection of a bend limiting edge, or an indirect rotary connection of the group of opposite sides which are extended unidirectionally or bidirectionally and then are provided with a connecting sheet through the inner side, one side of the connecting sheet is bent to form a sheet limiting edge, the bend limiting edge or the sheet limiting edge respectively limits the support plates not to further rotate when the support plates are folded outwards or folded inwards to the same plane position, and the folding mode comprises a stacking mode of alternately extending inwards and outwards in sequence.
In one embodiment, the foldable member further comprises a metal sheet attached to the flexible connecting layer of each of the support plates and each of the foldable members.
In one embodiment, the folding device further comprises auxiliary support plates and telescopic members, wherein the auxiliary support plates are in a T shape, each support plate is provided with two pairs of sliding cavities, each T-shaped auxiliary support plate slides in each pair of sliding cavities, the tail part and the tail part of the adjacent T-shaped auxiliary support plate are abutted and connected through the telescopic members, the head part and the head part of the adjacent T-shaped auxiliary support plate are connected to the support plates through the telescopic members, and an intermediate auxiliary support plate between the two T-shaped auxiliary support plates is further included at the inward folding area of each folding member.
In an embodiment of the present invention, the penetrating subunit includes springs, the flexible connecting layer includes at least one layer of flexible cloth, at least one layer of cloth of the at least one layer of flexible cloth is penetrated by each layer of strip or part of layer of strip of each of the springs, and the penetrated flexible cloth and the non-penetrated flexible cloth are woven into a whole in a crossing manner.
In an embodiment of the present invention, the penetrating support layer further includes metal strips, each metal strip is disposed through every two adjacent springs passing through or penetrating through each folded-in region, or each metal strip is disposed through a local spring hole exposed on the flexible cloth in each folded-in region, or is disposed at an intersection of every two adjacent springs under the flexible cloth in each folded-in region;
the smaller diameter of the metal strip has a certain length, and the certain length is that when the support supported by the folding device is folded inwards safely, the radius of a cavity formed by the folding device at the folding position is larger than or equal to the minimum folding curvature radius of the supported object.
In one embodiment, when one of the folding devices comprises a support plate and one to two folding members extending in length, threads are provided at two ends of part or all of the metal strips at equal intervals, wherein the folding members further comprise linking pieces, damping elastic pieces and nuts, each linking piece is connected to a proximal end of each two adjacent threaded metal strips, a plurality of the damping elastic pieces are sleeved on the linking pieces and are further spun by the nuts to form a plurality of interconnected damping rotating shafts, one end of each interconnected damping rotating shaft is fixedly connected with the support plate, and damping rotation of each damping rotating shaft in the plurality of interconnected damping rotating shafts is matched to enable one to two folding members to be shaped in various ways.
In a second aspect, an embodiment of the present application provides a terminal device, which includes a body, any one of the folding devices described above, and a supported object disposed on the folding device, where the supported object includes a flexible display screen.
In an embodiment of the flexible display screen, the body comprises a protruding portion, when the folding device is in a folding position, the protruding portion is sequentially folded inwards and outwards in an alternating mode, one side face of the protruding portion is matched with the stacking shape of each outwards folded side face under the folding state to form a stacking shape face, the supporting total height is equal to the stacking total height of the inwards folded side faces, and therefore the flexible display screen at all outwards folded positions is hidden and protected, and the whole terminal device is neat and stable.
In one embodiment, the body includes a keyboard hinged to a side of the support plate of the folding device, the keyboard includes a mechanical keyboard, and the supported flexible display includes a touch flexible display.
One or more technical solutions provided in the embodiments of the present application have at least the following technical effects or advantages:
because the adopted flexible connecting layer has no change in length in the folding process, the length of the fixedly connected supporting plate has no change, and the length of the flexible display screen paved on the supporting plate has no change; the plurality of inserting subunits which are inserted into the supporting layer are close to or far away from the volume change of the folding part before and after the matching and folding, so that the problem that the flexible display screen is extruded or jacked up due to the fact that the size is difficult to match or needs to be expanded after the folding is overcome, and the technical effects of protecting the flexible display screen and preventing the flexible display screen from being damaged are achieved. The supporting plate can be set to be a layer of thin plate, and the volume of the rigid inserting piece with the same volume after penetrating and being folded in the external folding area is smaller than the overlapping volume of the rigid solid piece with the same volume, so that the supporting plate can be folded with thinner thickness.
Drawings
Fig. 1 is a schematic structural diagram of a terminal device according to an exemplary embodiment of the present disclosure when deployed.
Fig. 2 is a schematic structural diagram of a terminal device when folded according to an exemplary embodiment of the present application.
Fig. 3 is a cross-sectional view of a portion of the structure at C-C in fig. 1.
Fig. 4 is a cross-sectional view of a portion of the structure at D-D in fig. 2.
Fig. 5 is a schematic perspective view of a support plate of a terminal device according to an exemplary embodiment of the present application.
Fig. 6 is a schematic cross-sectional structure diagram of a folding component of a terminal device according to an exemplary embodiment of the present application.
Fig. 7 is a schematic structural diagram of a supporting plate and an auxiliary supporting plate of a folding device provided by an exemplary embodiment of the present application working together.
Fig. 8 is a cross-sectional view of a folding device according to an exemplary embodiment of the present application, in which a metal strip at a fold is inserted into a folding member.
Fig. 9 is a schematic structural diagram of another terminal device according to an exemplary embodiment of the present application when deployed.
Fig. 10 is a schematic perspective view of a support plate of another terminal device according to an exemplary embodiment of the present application.
Fig. 11 is a schematic structural diagram of another terminal device according to an exemplary embodiment of the present application when deployed.
Fig. 12 is a schematic structural diagram of another terminal device according to an exemplary embodiment of the present application when folded.
Fig. 13 is a schematic structural diagram of still another terminal device according to an exemplary embodiment of the present application when folded.
Fig. 14 is a schematic structural diagram of still another terminal device according to an exemplary embodiment of the present application when deployed.
Detailed Description
The technical solutions in the exemplary embodiments of the present application will be clearly and completely described below with reference to the drawings in the exemplary embodiments of the present application, and it is obvious that the described exemplary embodiments are only a part of the embodiments of the present application, and not all embodiments. 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 application.
In the description of the present application, it is to be understood that the terms "first," "second," "third," and the like may be used to describe various elements, but these elements are not limited by these terms, and these terms are used merely to distinguish one element from another; for example, a first element could be termed a second element or a third element without departing from the scope of the present application, and in the same manner, a second element could be termed a first element or a third element. Furthermore, the terms "connected," "fixed," and the like are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other suitable relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
Referring to fig. 1 to 6 together, a
The
In a practical application, the supporting plate 1 may be an integrated supporting plate or a profile supporting plate, or may be a supporting plate structure including a battery or a circuit board, and the like, and the application is not limited specifically; the supporting plate 1 may specifically include, but is not limited to, a
When the folding device is in the unfolded state, the
When the folding device is in a folding state, the volume of a supporting space contained by the
In summary, since the flexible connecting
Further, referring to fig. 3 to 4 and fig. 9 to 10, as an alternative embodiment, the connection of the adjacent supporting plates 1 includes a set of direct rotational connection of opposite sides extending in a unidirectional or bidirectional manner to form the elbow 12 and the elbow limiting edge 121, the elbow limiting edge 121 limits the supporting plates 1 to be incapable of further rotation when being folded outwards or folded inwards to the same plane position, and the folding manner includes, but is not limited to, a stacking manner in which the inward folding and the outward folding extend alternately in sequence. It is understood that the
Referring to fig. 1 to 6 together, another
Preferably, the connection of the adjacent supporting plates 1 includes an indirect rotary connection of a group of opposite sides extending in one or two directions and then provided with a connecting plate 11 on the inner side, one side of the connecting plate 11 is bent to form a plate limiting edge 111, the plate limiting edge 111 limits the supporting plates 1 not to further rotate when the supporting plates are folded outwards or folded inwards to the same plane position, and the folding mode includes but is not limited to a stacking mode that the supporting plates are folded inwards and outwards alternately.
Further, as an alternative embodiment, a
It can be understood that the principle and the implementation manner of the indirect rotary connection of the adjacent support plate 1 and the direct rotary connection of the elbow of the adjacent support plate through the connecting sheet 11 are substantially similar, and the detailed description is omitted here. To explain the differences, when the
Further, referring to fig. 6 to 7 together, as an alternative embodiment, an auxiliary support plate and an expansion member 17 are further added, the auxiliary support plate includes a "T" shape, each support plate 1 is provided with two pairs of sliding cavities 14, each "T" shaped auxiliary support plate 15 slides in each pair of sliding cavities 14, the tail portion and the tail portion of the adjacent "T" shaped auxiliary support plate 15 abut against each other and are connected through the expansion member 17, the head portion and the head portion of the adjacent "T" shaped auxiliary support plate 15 are connected to the support plate 1 through the expansion member 17, wherein at the folded-in region of each folding member, an intermediate auxiliary support plate 16 between the two "T" shaped auxiliary support plates 15 is further included. In practical application, "T" shape auxiliary stay board 15 specifically can be metal sheet, single hinge, integrative two hinges etc. and extensible member 17 specifically can be spring, flexible cloth, flexible silica gel piece, rubber band etc. does not do specifically to restrict in this application. In this embodiment, the support plates are connected with each other in an abutting manner by a telescopic cloth 171, the connection between the T-shaped auxiliary support plate 15 at the outward folding position and the support plate 1 is a tension spring 172, and the connection between the T-shaped auxiliary support plate 15 at the inward folding position and the support plate 1 is a compression spring 173.
When the
Further, referring to fig. 8, as an alternative embodiment, the inserting
As an alternative embodiment, referring to fig. 3, fig. 4, fig. 6 and fig. 8, the penetrating
Specifically, during the folding or unfolding process of the
When the
When the
When the
Referring to fig. 11, in another
It is to be understood that the shape of the
Referring to fig. 4, fig. 6, fig. 8 and fig. 12, another
The
It can be understood that, in this embodiment, the number of the supporting plate 1 is specifically five, the number of the
Referring to fig. 6, 8, 13 and 14, an embodiment of the disclosure provides a terminal device, such as a mobile phone, a tablet computer, or a general notebook computer. The terminal equipment comprises a body, a folding device and a
It is also worth mentioning that: the terminal device always has the condition that the material distribution force in the flexible connecting
The terminal device includes, but is not limited to, a mobile phone, a notebook, a tablet computer, a vehicle-mounted computer, a camera, a all-in-one computer, a mini-tv, a portable advertisement player, etc.
While the application has been described above with reference to certain embodiments, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the application. In particular, as long as there is no structural conflict, the various features of the various embodiments disclosed herein can be used in any combination with one another, and the combinations are not exhaustively described in this specification merely for the sake of brevity and resource conservation. Therefore, it is intended that the present application not be limited to the particular embodiments disclosed, but that the present application includes all embodiments falling within the scope of the appended claims.
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