CN116208694A - Hinge device and intelligent terminal - Google Patents

Abstract

The application provides a hinge device and an intelligent terminal, wherein the hinge device comprises a rotating shaft assembly and a supporting plate assembly, the rotating shaft assembly comprises a main body and at least two rotating shafts, and the rotating shafts are rotatably arranged relative to the main body; the pallet assembly comprises a first pallet comprising a bearing surface for bearing the flexible display screen; at least one of the first supporting plate and the rotating shaft is connected, and moves towards the bearing surface facing side or away from the bearing surface side relative to the rotating shaft along with the rotation of the rotating shaft, and the moving track of the first supporting plate is positioned between the two rotating shafts. Through the technical scheme, the hinge device is in the process of being gradually folded by the unfolding state, the first supporting plate moves relative to the rotating shaft to the side deviating from the bearing surface along with the rotation of the rotating shaft, so that an extension space is avoided for the flexible display screen, the bending part of the flexible display screen can be freely extended after being folded, the bending part is prevented from being extruded, crease is not easy to form on the flexible display screen, and the service life of the flexible display screen is prolonged.

Description

Hinge device and intelligent terminal

Technical Field

The application relates to the technical field of electronic equipment, in particular to a hinge device and an intelligent terminal.

Background

The intelligent terminal with the foldable screen comprises a hinge and a flexible display screen, wherein the flexible display screen is arranged on the hinge, and two parts of the flexible display screen, which are folded relatively, are hinged through the hinge so as to flatten or fold the flexible display screen.

In the process of designing and implementing the present application, the inventors found that at least the following problems exist: in the collapsible intelligent terminal, the hinge includes pivot and kickboard, at flexible display screen by the in-process that the closure flattened gradually, the pivot rotates to support the kickboard towards flexible display screen, so that the kickboard supports the display screen. However, in the process that the flexible display screen is gradually closed from the flattened state, the flexible display screen is pressed in the folded position, thereby causing the flexible display screen to easily form a deeper crease.

The foregoing description is provided for general background information and does not necessarily constitute prior art.

Disclosure of Invention

To above-mentioned technical problem, this application provides a hinge device and intelligent terminal to solve the intelligent terminal and roll over the problem of forming darker crease on flexible display screen in back easily.

To solve the above technical problem, the present application provides a hinge device, including: the rotating shaft assembly comprises a main body and at least two rotating shafts, and the rotating shafts are rotatably arranged relative to the main body; the pallet assembly comprises a first pallet comprising a bearing surface for bearing the flexible display screen; the first supporting plate is connected with at least one of the rotating shafts, and moves towards one side facing the bearing surface or one side deviating from the bearing surface relative to the rotating shafts along with the rotation of the rotating shafts, and the moving track of the first supporting plate is positioned between the two rotating shafts.

Optionally, when the rotating shafts rotate in opposite directions, the rotating shafts drive the first supporting plate to move in a direction deviating from the bearing surface.

Optionally, when the rotating shafts rotate in opposite directions, the rotating shafts drive the first supporting plate to move towards the direction facing the bearing surface.

Optionally, the rotating shaft assembly further includes a first driving member, where the first driving member and at least one rotating shaft are disposed correspondingly, and are configured to drive the first supporting plate to move synchronously when the rotating shaft rotates.

Optionally, the first driving member includes at least one gear, an axis of the gear is parallel to an axis of the rotating shaft, and the gear and the first supporting plate are in meshed arrangement.

Optionally, the pallet assembly further comprises at least one second drive member, the second drive member and the gear being matingly engaged.

Optionally, the second driving member includes at least one rack, an extending direction of the rack is perpendicular to the first pallet, and the rack is engaged with the gear.

Optionally, at least two of the rotating shafts are both provided with the first driving piece, and the second driving piece and the first driving piece are correspondingly arranged.

Optionally, the hinge device further comprises a stretching mechanism configured to apply a pulling force to the first pallet when the rotating shafts rotate in opposite directions, wherein the direction of the pulling force is away from the bearing surface.

Optionally, the stretching mechanism includes an elastic stretching member, the elastic stretching member is disposed on at least one of the at least two rotating shafts, and the end of the elastic stretching member is connected to the first supporting plate; when the rotating shafts rotate in opposite directions, the elastic stretching piece is stretched.

Optionally, the elastic stretching piece comprises a torsion spring, the torsion spring is arranged on at least one of the at least two rotating shafts in a penetrating mode, the torsion spring is provided with a hook part, and the hook part is connected with the first supporting plate.

Optionally, one side of the first supporting plate, which is away from the bearing surface, is provided with a limiting piece, a limiting channel is formed between the limiting piece and the first supporting plate, the hook part is arranged in the limiting channel in a penetrating manner, and the tail end of the hook part is in butt joint with the first supporting plate.

Optionally, the support plate assembly further includes a second support plate and a third support plate, the second support plate and the third support plate are respectively connected with at least two of the rotating shafts, the second support plate includes a first bonding surface for bonding with the flexible display screen, and the third support plate includes a second bonding surface for bonding with the flexible display screen.

Optionally, when the hinge device is in the unfolded state, the bearing surface, the first fitting surface and the second fitting surface are flush.

Optionally, when the hinge device is in a folded state, the first fitting surface and the second fitting surface both have an included angle with the bearing surface.

Optionally, the stretching mechanism includes a first connecting piece, an elastic piece and a second connecting piece, where the first connecting piece is disposed on a side of the first supporting plate, which is away from the bearing surface, the first connecting piece is movably connected with the main body, and the first connecting piece can move relative to the main body in a direction facing the first supporting plate or away from the first supporting plate; the elastic piece is arranged between the main body and the first connecting piece; one end of the second connecting piece in the extending direction is connected with the first supporting plate, and the other end of the second connecting piece is connected with the first connecting piece.

Optionally, the second supporting plate and the third supporting plate are movably connected with the rotating shaft through swing arms, and when the rotating shaft rotates in opposite directions, the swing arms are propped against the main body in directions deviating from the bearing surface.

The application also provides an intelligent terminal, including: a hinge device according to any one of the preceding claims.

As described above, the hinge device and the intelligent terminal comprise the rotating shaft assembly and the supporting plate assembly, wherein the rotating shaft assembly comprises a main body and at least two rotating shafts, and the rotating shafts are rotatably arranged relative to the main body; the pallet assembly comprises a first pallet comprising a bearing surface for bearing the flexible display screen; at least one of the first supporting plate and the rotating shaft is connected, and moves towards the bearing surface facing side or away from the bearing surface side relative to the rotating shaft along with the rotation of the rotating shaft, and the moving track of the first supporting plate is positioned between the two rotating shafts. Through the technical scheme, the hinge device is in the process of being gradually folded by the unfolding state, the first supporting plate moves relative to the rotating shaft to the side deviating from the bearing surface along with the rotation of the rotating shaft, namely, the first supporting plate moves away from the flexible display screen, so that an extension space is avoided for the flexible display screen, the bending part of the flexible display screen can be freely extended after being folded, the bending part is prevented from being extruded, crease marks are not easy to form on the flexible display screen, and the service life of the flexible display screen is prolonged.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the application and together with the description, serve to explain the principles of the application. In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the description of the embodiments will be briefly described below, and it will be obvious to those skilled in the art that other drawings can be obtained from these drawings without inventive effort.

Fig. 1 is a schematic structural diagram of an intelligent terminal when the intelligent terminal provided in the embodiment of the present application is deployed;

fig. 2 is a schematic structural view of a hinge device according to an embodiment of the present application;

fig. 3 is a schematic structural diagram of an intelligent terminal after being folded according to an embodiment of the present application;

fig. 4 is a cross-sectional view of an intelligent terminal according to an embodiment of the present application when deployed;

fig. 5 is a cross-sectional view of a folded smart terminal according to an embodiment of the present application;

FIG. 6 is a schematic view of the structure of the shaft, gears and torsion springs in the hinge device according to the embodiment of the present application;

FIG. 7 is a cross-sectional view of a hinge device provided in an embodiment of the present application in an unfolded state;

fig. 8 is a schematic structural view of a first supporting plate and a limiting member in the hinge device according to the embodiment of the present application;

FIG. 9 is a cross-sectional view of a hinge device provided in an embodiment of the present application in an unfolded state;

FIG. 10 is a cross-sectional view of a hinge device provided in an embodiment of the present application in a folded state;

fig. 11 is a schematic hardware structure of a mobile terminal implementing various embodiments of the present application.

In the accompanying drawings:

10. a hinge device; 110. a spindle assembly; 111. a main body; 112. a rotating shaft; 113. a gear;

120. a pallet assembly; 121. a first pallet; 1211. a bearing surface; 1212. a rack; 122. a limiting piece; 1221. a limiting channel; 1222. a connecting column; 1223. a limit column; 123. a second pallet; 1231. a first bonding surface; 124. a third pallet; 1241. a second bonding surface; 130. a torsion spring; 131. a hook portion;

141. a connecting plate; 142. a spring; 143. a bolt; 150. swing arms;

20. a flexible display screen;

300-a mobile terminal; 301-a radio frequency unit; 302-a WiFi module; 303-an audio output unit; a 304-A/V input unit; 3041-graphics processor; 3042-microphone; 305-sensor; 306-a display unit; 3061-display panel; 307-user input unit; 3071-a touch panel; 3072—other input devices; 308-an interface unit; 309-memory; 310-a processor; 311-power supply.

The realization, functional characteristics and advantages of the present application will be further described with reference to the embodiments, referring to the attached drawings. Specific embodiments thereof have been shown by way of example in the drawings and will herein be described in more detail. These drawings and the written description are not intended to limit the scope of the inventive concepts in any way, but to illustrate the concepts of the present application to those skilled in the art by reference to specific embodiments.

Detailed Description

Reference will now be made in detail to exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, the same numbers in different drawings refer to the same or similar elements, unless otherwise indicated. The implementations described in the following exemplary examples are not representative of all implementations consistent with the present application. Rather, they are merely examples of apparatus and methods consistent with some aspects of the present application as detailed in the accompanying claims.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, the element defined by the phrase "comprising one … …" does not exclude the presence of additional identical elements in a process, method, article, or apparatus that comprises the element, and alternatively, elements having the same name in different embodiments of the present application may have the same meaning or may have different meanings, a particular meaning of which is to be determined by its interpretation in this particular embodiment or further in connection with the context of this particular embodiment.

It should be understood that although the terms first, second, third, etc. may be used herein to describe various information, these information should not be limited by these terms. These terms are only used to distinguish one type of information from another. For example, first information may also be referred to as second information, and similarly, second information may also be referred to as first information, without departing from the scope herein. The word "if" as used herein may be interpreted as "at … …" or "at … …" or "responsive to a determination", depending on the context. Furthermore, as used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context indicates otherwise. It will be further understood that the terms "comprises," "comprising," "includes," and/or "including" specify the presence of stated features, steps, operations, elements, components, items, categories, and/or groups, but do not preclude the presence, presence or addition of one or more other features, steps, operations, elements, components, items, categories, and/or groups. The terms "or," "and/or," "including at least one of," and the like, as used herein, may be construed as inclusive, or meaning any one or any combination. For example, "including at least one of: A. b, C "means" any one of the following: a, A is as follows; b, a step of preparing a composite material; c, performing operation; a and B; a and C; b and C; a and B and C ", again as examples," A, B or C "or" A, B and/or C "means" any of the following: a, A is as follows; b, a step of preparing a composite material; c, performing operation; a and B; a and C; b and C; a and B and C). An exception to this definition will occur only when a combination of elements, functions, steps or operations are in some way inherently mutually exclusive.

The words "if", as used herein, may be interpreted as "at … …" or "at … …" or "in response to a determination" or "in response to a detection", depending on the context. Similarly, the phrase "if determined" or "if detected (stated condition or event)" may be interpreted as "when determined" or "in response to determination" or "when detected (stated condition or event)" or "in response to detection (stated condition or event), depending on the context.

In the following description, suffixes such as "module", "component", or "unit" for representing elements are used only for facilitating the description of the present application, and are not of specific significance per se. Thus, "module," "component," or "unit" may be used in combination.

As described in the background art, the foldable intelligent terminal in the related art is easy to form a deeper crease on the flexible display screen after being folded inwards, and the inventor researches find that the reason for the problem is that the middle floating plate cannot move in a direction away from the flexible display screen in a process that the flexible display screen is gradually folded from a flattened state, and the flexible display screen is extruded at a folding position, so that the flexible display screen is easy to form a deeper crease.

To above-mentioned technical problem, this application embodiment provides a hinge means and intelligent terminal, through being connected first layer board and pivot cooperation, flexible display screen is by the exhibition flat in-process that folds gradually, and first layer board is moved to deviating from bearing surface one side for the pivot along with the rotation of pivot to avoid flexible display screen to be extruded in folding position, avoid flexible display screen to form darker crease.

The principles and features of embodiments of the present application are described below with reference to the drawings, it being understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the present application.

Referring to fig. 1, the intelligent terminal provided in the embodiment of the present application includes a flexible display 20 and a hinge device 10, where the flexible display 20 can be bent under the action of external force, and the hinge device 10 is used for carrying the flexible display 20.

Referring to fig. 2, the hinge device 10 includes a rotating shaft assembly 110 and a supporting plate assembly 120, wherein the rotating shaft assembly 110 includes a main body 111 and at least two rotating shafts 112, and the rotating shafts 112 are rotatably disposed relative to the main body 111, so that the two rotating shafts 112 can both rotate relative to the main body 111 about their own axes.

The tray assembly 120 includes a first tray 121, the first tray 121 including a bearing surface 1211 for bearing the flexible display 20, at least one of the first tray 121 and the spindle 112 being cooperatively coupled. Alternatively, the first supporting plate 121 may be cooperatively connected with one of the two rotating shafts 112, the first supporting plate 121 may also be cooperatively connected with both rotating shafts 112, the first supporting plate 121 moves toward the bearing surface 1211 or away from the bearing surface 1211 relative to the rotating shaft 112 along with the rotation of the rotating shaft 112, and the moving track of the first supporting plate 121 is located between the two rotating shafts 112.

Alternatively, the hinge device 10 has an unfolded state (see fig. 1) and a folded state (see fig. 3), and the hinge device 10 moves toward a side facing away from the bearing surface 1211 with respect to the rotation shaft 112 as the rotation shaft 112 rotates during the gradual folding of the hinge device 10 from the unfolded state. That is, the first supporting plate 121 moves away from the flexible display screen 20 to avoid an extension space for the flexible display screen 20, so that the bending portion of the flexible display screen 20 can be freely extended after being folded, the bending portion is prevented from being extruded, and crease marks are not easily formed on the flexible display screen 20, so that the service life of the flexible display screen 20 is prolonged.

Alternatively, the hinge device 10 moves toward the bearing surface 1211 side with respect to the rotation shaft 112 as the first supporting plate 121 rotates with the rotation shaft 112 during the gradual unfolding from the folded state, that is, the first supporting plate 121 moves toward the flexible display 20 to support the flexible display 20 after the flexible display 20 is flattened.

With continued reference to fig. 2, the pallet assembly 120 may optionally further include a second pallet 123 and a third pallet 124, the second pallet 123 and the third pallet 124 being respectively connected to one of the two shafts 112, i.e., the second pallet 123 being connected to one of the two shafts 112, and the third pallet 124 being connected to the other of the two shafts 112. The second blade 123 has a first engagement surface 1231 for engaging the flexible display 20 and the third blade 124 has a second engagement surface 1241 for engaging the flexible display 20.

Optionally, when the hinge device 10 is in the unfolded state, the bearing surface 1211, the first abutment surface 1231 and the second abutment surface 1241 are flush to support the flattened flexible display 20. Optionally, when the hinge device 10 is in the folded state, the first attaching surface 1231 and the second attaching surface 1241 form an included angle with the carrying surface 1211, so as to fold the flexible display 20.

Alternatively, when the two rotating shafts 112 rotate simultaneously, the manner in which the rotating shafts 112 drive the first supporting plate 121 to move may be: when the two rotating shafts 112 rotate in opposite directions, the rotating shafts 112 drive the first supporting plate 121 to move in a direction away from the bearing surface 1211; when the two rotating shafts 112 rotate oppositely, the rotating shafts 112 drive the first supporting plate 121 to move towards the bearing surface 1211. Alternatively, when one of the two rotating shafts 112 rotates and the other is not rotated, the manner in which the rotating shaft 112 drives the first supporting plate 121 to move may be: when one side of the two rotating shafts 112 facing the other side is rotated away from the bearing surface 1211, the rotating shafts 112 drive the first supporting plate 121 to move in a direction away from the bearing surface 1211; when one of the two shafts 112 rotates toward the bearing surface 1211, the shaft 112 drives the first pallet 121 to move in a direction facing the bearing surface 1211.

In some embodiments, the first supporting plate 121 and the rotating shaft 112 are cooperatively connected in the following manner: the circumferential side wall of the rotation shaft 112 may be provided with at least one gear tooth arranged at intervals along the circumferential direction of the rotation shaft 112. The first supporting plate 121 may have a predetermined thickness, the first supporting plate 121 is located between the two rotating shafts 112, one side of the first supporting plate 121 facing the rotating shafts 112 may be provided with at least one mating tooth, and the at least one mating tooth may be spaced apart in a direction perpendicular to the bearing surface 1211, and the gear teeth are engaged with the mating tooth to drive the first supporting plate 121 to move when the rotating shafts 112 rotate.

In some embodiments, the first supporting plate 121 and the rotating shaft 112 are cooperatively connected in the following manner: the rotating shaft assembly 110 may further include at least one first driving member, where the first driving member and the at least one rotating shaft 112 are disposed correspondingly, and are configured to drive the first supporting plate 121 to move synchronously when the rotating shaft 112 rotates.

Referring to fig. 4 and 5, in some implementations, the first driving member may include a gear 113, an axis of the gear 113 is parallel to an axis of the rotating shaft 112, the gear 113 rotates with the rotating shaft 112, and illustratively, the axis of the gear 113 and an axis of the rotating shaft 112 may be disposed in line, the rotating shaft 112 is disposed on the gear 113, and the gear 113 rotates with the rotating shaft 112; or the circumferential side wall of the rotation shaft 112 may be provided with a plurality of driving teeth, and the gear 113 is engaged with the driving teeth so that the gear 113 can rotate with the rotation shaft 112. Optionally, the gear 113 is further arranged in engagement with the first carrier 121 to drive the first carrier 121 to move in a direction facing the bearing surface 1211 or away from the bearing surface 1211.

In some embodiments, the gear 113 may directly engage the first carrier 121. Alternatively, the first supporting plate 121 may have a predetermined thickness, the first supporting plate 121 is located between the two rotating shafts 112, a side of the first supporting plate 121 facing the rotating shafts 112 may be provided with a plurality of connection teeth, the plurality of connection teeth may be spaced apart in a direction perpendicular to the bearing surface 1211, and the gear 113 is engaged with the connection teeth.

In some embodiments, the gear 113 may also indirectly engage the first pallet 121, and optionally, the pallet assembly 120 may further include at least one second driving member coupled to the first pallet 121, the second driving member may include a rack 1212 or worm extending perpendicular to the bearing surface 1211, and the gear 113 engages the rack 1212 or worm.

Alternatively, in an implementation in which the second drive comprises a rack 1212, the gear 113 may in particular be a spur gear 113. Alternatively, in an implementation in which the second drive comprises a worm, the gear 113 may in particular be a worm wheel. Alternatively, the second driving member may be integrally provided with the first supporting plate 121, so that the first supporting plate 121 and the second driving member do not need to be assembled, thereby simplifying the assembly structure of the hinge device 10; and the first supporting plate 121 and the second driving member are not easily separated, so that the integral structure formed by the first supporting plate 121 and the second driving member is more stable.

Optionally, the at least two rotating shafts 112 may each be provided with a first driving member, and the second driving members and the first driving members are disposed in a one-to-one correspondence, so that the two rotating shafts 112 may each drive the first supporting plate 121 to move, and thus, when only one rotating shaft 112 is rotated, or when both rotating shafts 112 are simultaneously rotated, the first supporting plate 121 may be driven to move.

In some implementations, a side of the first pallet 121 facing away from the bearing surface 1211 may be provided with a screw, an axis of which is perpendicular to the bearing surface 1211; the first driving part may include a first bevel gear 113 and a second bevel gear 113, an axis of the first bevel gear 113 may be collinear with an axis of the rotating shaft 112, and the rotating shaft 112 is penetrated through the first bevel gear 113; the center of the second bevel gear 113 is provided with a threaded hole, the axis of the threaded hole is collinear with the axis of the screw rod, and the screw rod penetrates through the threaded hole and is in threaded connection with the second bevel gear 113; the second bevel gear 113 is engaged with the first bevel gear 113.

Alternatively, the rotating shaft 112 drives the first bevel gear 113 to rotate, and the second bevel gear 113 is engaged with the first bevel gear 113, so that the second bevel gear 113 rotates with the first bevel gear 113, and the rotation axis of the second bevel gear 113 is perpendicular to the rotation axis of the first bevel gear 113; since the second bevel gear 113 is in threaded connection with the screw, the screw is driven to move in a direction perpendicular to the bearing surface 1211 when the second bevel gear 113 rotates.

In some embodiments, the hinge device may further include a stretching mechanism configured to apply a pulling force to the first supporting plate 121 when the rotating shaft 112 rotates toward each other, and the pulling force is directed away from the bearing surface 1211, so that the rotating shaft 112 and the first supporting plate 121 are tightly matched, and the first supporting plate 121 is not easy to shake.

In some embodiments, the stretching mechanism may include an elastic stretching member disposed on at least one of the at least two rotating shafts 112, where the elastic stretching member includes: an elastic tension member is provided on one of the two rotating shafts 112, or an elastic tension member is provided on both rotating shafts 112. The end of the elastic stretching member is connected to the first supporting plate 121, and when the two rotating shafts 112 rotate in opposite directions, the elastic stretching member is stretched to pull the first supporting plate 121 to move in a direction away from the bearing surface 1211. In the process that the first supporting plate 121 moves in the direction away from the bearing surface 1211, the elastic stretching piece is stretched, and the first supporting plate 121 is pulled tightly all the time, so that the rotating shaft 112 is tightly matched with the first supporting plate 121, and the first supporting plate 121 is not easy to shake.

Optionally, when the two rotating shafts 112 rotate oppositely, the elastic stretching member abuts against the first supporting plate 121 under the action of self-elastic force, so that the rotating shafts 112 and the first supporting plate 121 can still be tightly matched, and the first supporting plate 121 is not easy to shake. Alternatively, when the two rotating shafts 112 rotate in opposite directions, the elastic stretching member is stretched to further pull the first supporting plate 121 to move in a direction away from the bearing surface 1211, so that the movement of the first supporting plate 121 is smoother.

Alternatively, referring to fig. 6 and 7, the elastic tension member may include a torsion spring 130, the torsion spring 130 is disposed through at least one of the at least two rotating shafts 112, the torsion spring 130 has a hook 131, the hook 131 is connected to the first supporting plate 121, and the torsion spring 130 pulls the first supporting plate 121 through the hook 131.

Optionally, a limiting member 122 may be disposed on a side of the first supporting plate 121 facing away from the bearing surface 1211, a limiting channel 1221 is formed between the limiting member 122 and the first supporting plate 121, an extending direction of the limiting channel 1221 is parallel to the bearing surface 1211 and perpendicular to an axis of the rotating shaft 112, the hook portion 131 is disposed in the limiting channel 1221 in a penetrating manner, and an end of the hook portion 131 abuts against the first supporting plate 121.

Referring to fig. 8, in some implementations, the limiting member 122 may include a connecting column 1222 and a limiting column 1223, where an axis of the connecting column 1222 is perpendicular to the bearing surface 1211, an axis of the limiting column 1223 is parallel to an axis of the rotating shaft 112, one end of the connecting column 1222 is connected to a side of the first supporting plate 121 facing away from the bearing surface 1211, the other end of the connecting column 1222 is connected to one end of the limiting column 1223, and the connecting column 1222, the limiting column 1223, and the first supporting plate 121 enclose a limiting channel 1221.

Optionally, the limiting member 122 may include a limiting block, a notch is formed on a side of the limiting block facing the first supporting plate 121, an axis of the notch is parallel to the bearing surface 1211 and perpendicular to an axis of the rotating shaft 112, and a limiting channel 1221 is formed between the notch and the first supporting plate 121.

In some embodiments, the elastic stretching member may include an elastic rope, one end of the elastic rope is fixed to the rotating shaft 112, and the elastic rope is wound around the rotating shaft 112, and the other end of the elastic rope is connected to a side of the first supporting plate 121 facing away from the bearing surface 1211. When the two shafts 112 are rotated in opposite directions, the elastic cord is stretched to pull the first support plate 121 to move in a direction away from the bearing surface 1211.

Referring to fig. 9 and 10, in some embodiments, the stretching mechanism may include a first connecting member, an elastic member, and a second connecting member, where the first connecting member may include a connecting plate 141, the connecting plate 141 may be parallel to the first supporting plate 121, the connecting plate 141 is disposed on a side of the first supporting plate 121 facing away from the bearing surface 1211, the connecting plate 141 is movably connected to the main body 111, and the connecting plate 141 may move relative to the main body 111 along a direction perpendicular to the bearing surface 1211.

Alternatively, the elastic member may include a spring 142, and an extension direction of the spring 142 may be perpendicular to the bearing surface 1211, and the spring 142 is disposed between the main body 111 and the first connection member.

Alternatively, the second connector may have a columnar shape. Alternatively, the second connection member may include a bolt 143, the bolt 143 is penetrated through the connection plate 141 in a direction from the connection plate 141 to the first pallet 121, and the connection plate 141 abuts against a head of the bolt 143, and an end of the bolt 143 facing away from the head is connected with the first pallet 121. The first supporting plate 121 may be provided with a threaded connection hole, where an axis of the threaded connection hole is perpendicular to the bearing surface 1211, alternatively, the threaded connection hole may be a through hole or a blind hole, and an end of the bolt 143 facing away from the head portion is disposed in the threaded connection hole in a penetrating manner, so that the bolt 143 is in threaded connection with the first supporting plate 121.

Alternatively, the second supporting plate 123 and the third supporting plate 124 may be movably connected to the rotating shaft 112 through the swing arm 150, and the swing arm 150 is rotatably disposed relative to the rotating shaft 112.

When the hinge device is gradually folded from the unfolded state, the swing arm 150 abuts against the main body 111 in a direction deviating from the bearing surface 1211 when the rotating shaft 112 rotates in opposite directions, so that the main body 111 moves in a direction deviating from the first supporting plate 121, the spring 142 is extruded and abuts against the connecting plate 141 in a direction deviating from the first supporting plate 121, the connecting plate 141 pushes the bolt 143 and the first supporting plate 121 to synchronously move in a direction deviating from the bearing surface 1211, the rotating shaft 112 and the first supporting plate 121 can be tightly matched, and the first supporting plate 121 is not easy to shake.

When the hinge device is in the unfolded state, the abutting force of the swing arm 150 on the main body 111 is released, and the main body 111 moves towards the bearing surface 1211 under the action of the spring 142, so that the connecting plate 141, the bolt 143 and the first supporting plate 121 are driven to move upwards synchronously as a whole.

Alternatively, the intelligent terminal provided in the embodiments of the present application may be implemented in various forms. For example, the smart terminals described in the present application may include mobile terminals such as cell phones, tablet computers, notebook computers, palm computers, personal digital assistants (Personal Digital Assistant, PDA), portable media players (Portable Media Player, PMP), navigation devices, wearable devices, smart bracelets, pedometers, and stationary terminals such as digital TVs, desktop computers, and the like.

The following description will be given taking a mobile terminal as an example, and those skilled in the art will understand that the configuration according to the embodiment of the present application can be applied to a fixed type terminal in addition to elements particularly used for a moving purpose.

Referring to fig. 11, which is a schematic diagram of a hardware structure of a mobile terminal implementing various embodiments of the present application, the mobile terminal 300 may include: an RF (Radio Frequency) unit 301, a WiFi module 302, an audio output unit 303, an a/V (audio/video) input unit 304, a sensor 305, a display unit 306, a user input unit 307, an interface unit 308, a memory 309, a processor 310, and a power supply 311. Those skilled in the art will appreciate that the mobile terminal structure shown in fig. 11 is not limiting of the mobile terminal and that the mobile terminal may include more or fewer components than shown, or may combine certain components, or a different arrangement of components.

The various components of the mobile terminal 300 are described in detail below in conjunction with fig. 11:

the radio frequency unit 301 may be used for receiving and transmitting signals during the information receiving or communication process, specifically, after receiving downlink information of the base station, processing the downlink information by the processor 310; and, the uplink data is transmitted to the base station. Typically, the radio frequency unit 301 includes, but is not limited to, an antenna, at least one amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, and the like. In addition, the radio frequency unit 301 may also communicate with networks and other devices via wireless communications. The wireless communication may use any communication standard or protocol including, but not limited to, GSM (Global System of Mobile communication, global system for mobile communications), GPRS (General Packet Radio Service ), CDMA2000 (Code Division Multiple Access, 2000, CDMA 2000), WCDMA (Wideband Code Division Multiple Access ), TD-SCDMA (Time Division-Synchronous Code Division Multiple Access, time Division synchronous code Division multiple access), FDD-LTE (Frequency Division Duplexing-Long Term Evolution, frequency Division duplex long term evolution), TDD-LTE (Time Division Duplexing-Long Term Evolution, time Division duplex long term evolution), and 5G, among others.

WiFi belongs to a short-distance wireless transmission technology, and the mobile terminal 300 can help a user to send and receive e-mails, browse web pages, access streaming media and the like through the WiFi module 302, so that wireless broadband Internet access is provided for the user. Although fig. 11 shows the WiFi module 302, it is understood that it does not belong to the essential constitution of the mobile terminal 300, and may be omitted entirely as required within the scope of not changing the essence of the invention.

The audio output unit 303 may convert audio data received by the radio frequency unit 301 or the WiFi module 302 or stored in the memory 309 into an audio signal and output as sound when the mobile terminal 300 is in a call signal reception mode, a talk mode, a recording mode, a voice recognition mode, a broadcast reception mode, or the like. Also, the audio output unit 303 may also provide audio output (e.g., a call signal reception sound, a message reception sound, etc.) related to a specific function performed by the mobile terminal 300. The audio output unit 303 may include a speaker, a buzzer, and the like.

The a/V input unit 304 is used to receive an audio or video signal. The a/V input unit 304 may include a graphics processor (Graphics Processing Unit, GPU) 3041 and a microphone 3042, the graphics processor 3041 processing image data of still pictures or video obtained by an image capturing device (such as a camera) in a video capturing mode or an image capturing mode. The processed image frames may be displayed on the display unit 306. The image frames processed by the graphics processor 3041 may be stored in the memory 309 (or other storage medium) or transmitted via the radio frequency unit 301 or the WiFi module 302. The microphone 3042 can receive sound (audio data) via the microphone 3042 in a phone call mode, a recording mode, a voice recognition mode, and the like operation mode, and can process such sound into audio data. The processed audio (voice) data may be converted into a format output that can be transmitted to the mobile communication base station via the radio frequency unit 301 in the case of a telephone call mode. The microphone 3042 may implement various types of noise cancellation (or suppression) algorithms to cancel (or suppress) noise or interference generated in the course of receiving and transmitting audio signals.

The mobile terminal 300 also includes at least one sensor 305, such as a light sensor, a motion sensor, and other sensors. Optionally, the light sensor includes an ambient light sensor that may adjust the brightness of the display panel 3061 according to the brightness of ambient light, and a proximity sensor that may turn off the display panel 3061 and/or the backlight when the mobile terminal 300 moves to the ear. As one of the motion sensors, the accelerometer sensor can detect the acceleration in all directions (generally three axes), and can detect the gravity and direction when stationary, and can be used for applications of recognizing the gesture of a mobile phone (such as horizontal and vertical screen switching, related games, magnetometer gesture calibration), vibration recognition related functions (such as pedometer and knocking), and the like; as for other sensors such as fingerprint sensors, pressure sensors, iris sensors, molecular sensors, gyroscopes, barometers, hygrometers, thermometers, infrared sensors, etc. that may also be configured in the mobile phone, the detailed description thereof will be omitted.

The display unit 306 is used to display information input by a user or information provided to the user. The display unit 306 may include a display panel 3061, and the display panel 3061 may be configured in the form of a liquid crystal display (Liquid Crystal Display, LCD), an Organic Light-Emitting Diode (OLED), or the like. Alternatively, the display unit 306 may be a flexible display screen.

The user input unit 307 may be used to receive input numeric or character information and to generate key signal inputs related to user settings and function control of the mobile terminal 300. Alternatively, the user input unit 307 may include a touch panel 3071 and other input devices 3072. The touch panel 3071, also referred to as a touch screen, may collect touch operations thereon or thereabout by a user (e.g., operations of the user on the touch panel 3071 or thereabout by using any suitable object or accessory such as a finger, a stylus, etc.), and drive the corresponding connection device according to a predetermined program. The touch panel 3071 may include two parts, a touch detection device and a touch controller. Optionally, the touch detection device detects the touch azimuth of the user, detects a signal brought by touch operation, and transmits the signal to the touch controller; the touch controller receives touch information from the touch detection device and converts it into touch point coordinates, which are then sent to the processor 310, and can receive commands from the processor 310 and execute them. In addition, the touch panel 3071 may be implemented in various types such as resistive, capacitive, infrared, and surface acoustic wave. The user input unit 307 may include other input devices 3072 in addition to the touch panel 3071. Alternatively, other input devices 3072 may include, but are not limited to, one or more of a physical keyboard, function keys (e.g., volume control keys, switch keys, etc.), a trackball, mouse, joystick, etc., as is not limited in this regard.

Alternatively, the touch panel 3071 may overlay the display panel 3061, and upon detection of a touch operation thereon or thereabout by the touch panel 3071, the touch panel is transferred to the processor 310 to determine the type of touch event, and the processor 310 then provides a corresponding visual output on the display panel 3061 based on the type of touch event. Although in fig. 11, the touch panel 3071 and the display panel 3061 are two independent components to implement the input and output functions of the mobile terminal 300, in some embodiments, the touch panel 3071 and the display panel 3061 may be integrated to implement the input and output functions of the mobile terminal 300, which is not limited herein.

The interface unit 308 serves as an interface through which at least one external device can be connected to the mobile terminal 300. For example, the external devices may include a wired or wireless headset port, an external power (or battery charger) port, a wired or wireless data port, a memory card port, a port for connecting a device having an identification module, an audio input/output (I/O) port, a video I/O port, an earphone port, and the like. The interface unit 308 may be used to receive input (e.g., data information, power, etc.) from an external device and transmit the received input to one or more elements within the mobile terminal 300 or may be used to transmit data between the mobile terminal 300 and an external device.

Memory 309 may be used to store software programs as well as various data. The memory 309 may mainly include a storage program area and a storage data area, and alternatively, the storage program area may store an operating system, an application program required for at least one function (such as a sound playing function, an image playing function, etc.), and the like; the storage data area may store data (such as audio data, phonebook, etc.) created according to the use of the handset, etc. In addition, memory 309 may include high-speed random access memory, and may also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other volatile solid-state storage device.

The processor 310 is a control center of the mobile terminal 300, connects various parts of the entire mobile terminal 300 using various interfaces and lines, and performs various functions of the mobile terminal 300 and processes data by running or executing software programs and/or modules stored in the memory 309 and calling data stored in the memory 309, thereby performing overall monitoring of the mobile terminal 300. Processor 310 may include one or more processing units; preferably, the processor 310 may integrate an application processor and a modem processor, the application processor optionally handling primarily an operating system, user interface, application programs, etc., the modem processor handling primarily wireless communications. It will be appreciated that the modem processor described above may not be integrated into the processor 310.

The mobile terminal 300 may further include a power supply 311 (e.g., a battery) for supplying power to the various components, and preferably, the power supply 311 may be logically connected to the processor 310 through a power management system, so as to perform functions of managing charging, discharging, and power consumption management through the power management system.

Although not shown in fig. 11, the mobile terminal 300 may further include a bluetooth module or the like, which is not described herein.

The units/modules in the terminal of the embodiment of the application can be combined, divided and deleted according to actual needs.

In this application, the same or similar term concept, technical solution, and/or application scenario description will generally be described in detail only when first appearing, and when repeated later, for brevity, will not generally be repeated, and when understanding the content of the technical solution of the present application, etc., reference may be made to the previous related detailed description thereof for the same or similar term concept, technical solution, and/or application scenario description, etc., which are not described in detail later.

In this application, the descriptions of the embodiments are focused on, and the details or descriptions of one embodiment may be found in the related descriptions of other embodiments.

The technical features of the technical solutions of the present application may be arbitrarily combined, and for brevity of description, all possible combinations of the technical features in the above embodiments are not described, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the present application.

The foregoing description is only of the preferred embodiments of the present application, and is not intended to limit the scope of the claims, and all equivalent structures or equivalent processes using the descriptions and drawings of the present application, or direct or indirect application in other related technical fields are included in the scope of the claims of the present application.

Claims (10)

1. A hinge device, comprising: the rotating shaft assembly comprises a main body and at least two rotating shafts, and the rotating shafts are rotatably arranged relative to the main body; the pallet assembly comprises a first pallet comprising a bearing surface for bearing a flexible display screen;

the first supporting plate is connected with at least one of the rotating shafts, and moves towards one side facing the bearing surface or one side deviating from the bearing surface relative to the rotating shafts along with the rotation of the rotating shafts, and the moving track of the first supporting plate is positioned between the two rotating shafts.

2. The hinge device of claim 1, wherein when the shafts rotate in opposite directions, the shafts drive the first support plate to move in a direction away from the bearing surface; and/or the number of the groups of groups,

when the rotating shafts rotate in opposite directions, the rotating shafts drive the first supporting plates to move towards the direction facing the bearing surface.

3. The hinge device of claim 1, wherein the shaft assembly further comprises a first driving member, the first driving member being disposed in correspondence with at least one of the shafts and configured to move the first pallet synchronously when the shaft rotates.

4. A hinge device according to claim 3, wherein said first driving member comprises at least one gear, the axis of said gear being parallel to the axis of said rotating shaft, and said gear and said first carrier being disposed in meshing engagement; the pallet assembly further comprises at least one second drive member, the second drive member being in mating engagement with the gear; and/or the number of the groups of groups,

the second driving piece comprises at least one rack, the extending direction of the rack is perpendicular to the first supporting plate, and the rack is meshed with the gear; at least two of the rotating shafts are respectively provided with a first driving piece, and the second driving pieces and the first driving pieces are correspondingly arranged.

5. The hinge device of any one of claims 1-4, further comprising a tensioning mechanism configured to apply a pulling force to the first blade when the axes of rotation are rotated toward one another, the pulling force being directed away from the bearing surface.

6. The hinge apparatus of claim 5, wherein the stretching mechanism comprises an elastic stretching member provided to at least one of the at least two rotation shafts, and an end of the elastic stretching member is connected to the first supporting plate; when the rotating shafts rotate in opposite directions, the elastic stretching piece is stretched; and/or the number of the groups of groups,

the elastic stretching piece comprises a torsion spring, the torsion spring penetrates through at least one of the at least two rotating shafts, the torsion spring is provided with a hook portion, and the hook portion is connected with the first supporting plate.

7. The hinge device according to claim 6, wherein a limiting member is disposed on a side of the first supporting plate facing away from the carrying surface, a limiting passage is formed between the limiting member and the first supporting plate, the hook portion is disposed in the limiting passage in a penetrating manner, and a distal end of the hook portion abuts against the first supporting plate.

8. The hinge device according to any one of claims 1 to 4, wherein the stretching mechanism of the hinge device includes a first connecting member, an elastic member, and a second connecting member, the first connecting member being provided on a side of the first pallet facing away from the bearing surface, the first connecting member being movably connected with the main body, and the first connecting member being movable with respect to the main body in a direction facing the first pallet or facing away from the first pallet; the elastic piece is arranged between the main body and the first connecting piece; one end of the second connecting piece in the extending direction is connected with the first supporting plate, and the other end of the second connecting piece is connected with the first connecting piece.

9. The hinge apparatus of any one of claims 1 to 4, wherein the tray assembly further comprises a second tray and a third tray, each connected to one of the at least two rotational shafts, the second tray comprising a first engagement surface for engaging the flexible display, the third tray comprising a second engagement surface for engaging the flexible display;

when the hinge device is in an unfolding state, the bearing surface, the first fitting surface and the second fitting surface are flush; and/or, when the hinge device is in a folded state, the first fitting surface and the second fitting surface both have included angles with the bearing surface.

10. An intelligent terminal, characterized by comprising: a flexible display screen and hinge device according to any one of claims 1 to 9.

Images