CN114070915A - Folding device and electronic equipment - Google Patents
Folding device and electronic equipment Download PDFInfo
- Publication number
- CN114070915A CN114070915A CN202010794183.4A CN202010794183A CN114070915A CN 114070915 A CN114070915 A CN 114070915A CN 202010794183 A CN202010794183 A CN 202010794183A CN 114070915 A CN114070915 A CN 114070915A
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- China
- Prior art keywords
- shaft
- assembly
- gear
- middle frame
- linkage
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/0206—Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings
- H04M1/0208—Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings characterized by the relative motions of the body parts
- H04M1/0214—Foldable telephones, i.e. with body parts pivoting to an open position around an axis parallel to the plane they define in closed position
- H04M1/0222—Foldable in two directions, i.e. using a two degree of freedom hinge
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1633—Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
- G06F1/1637—Details related to the display arrangement, including those related to the mounting of the display in the housing
- G06F1/1652—Details related to the display arrangement, including those related to the mounting of the display in the housing the display being flexible, e.g. mimicking a sheet of paper, or rollable
Abstract
The application relates to the technical field of electronic equipment, in particular to a folding device and electronic equipment. The folding device comprises a bending mechanism, a first middle frame and a second middle frame, wherein the first middle frame and the second middle frame are connected to the two ends of the bending mechanism; when the bending mechanism is switched from the unfolding state to the folding state, the first middle frame and the second middle frame move towards the direction far away from the rotating shaft assembly relative to the rotating shaft assembly; when the bending mechanism is switched from the unfolding state to the folding state, the first middle frame and the second middle frame move towards the direction close to the rotating shaft assembly relative to the rotating shaft assembly.
Description
Technical Field
The application relates to the technical field of electronic equipment, in particular to a folding device and electronic equipment.
Background
Existing electronic device terminals, such as mobile phones, tablet computers, portable music players, portable video players, handheld game consoles, etc., have been widely used.
With the updating of electronic products, screens of various electronic equipment terminals become larger and larger, because the larger screen can provide richer information for users, the efficiency of man-machine communication is improved, and better use experience can be brought. With the increase of screens, the screen can be folded into a new trend of electronic products, not only can bring new shapes, but also can realize larger display visual field by using smaller volume. The folded form can be roughly classified into: outward folding, inward folding, curling and the like. However, the folding mobile phone in the prior art can only be folded in one direction, that is, only the inner fold or only the outer fold is provided, and the inner fold and the outer fold cannot be realized on the same mobile phone.
Disclosure of Invention
The application provides a folding device and electronic equipment, can realize electronic equipment's inside and outside folding.
The embodiment of the application provides a folding device, which comprises a bending mechanism, a first middle frame and a second middle frame, wherein the first middle frame and the second middle frame are connected to two ends of the bending mechanism;
when the bending mechanism is switched from an unfolding state to an inward bending state, the first middle frame and the second middle frame move relative to the rotating shaft assembly in a direction away from the rotating shaft assembly;
when the bending mechanism is switched from the unfolding state to the folding state, the first middle frame and the second middle frame move towards the direction close to the rotating shaft assembly relative to the rotating shaft assembly.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.
Drawings
Fig. 1 is a schematic structural diagram of a folding apparatus according to an embodiment of the present application;
FIG. 2 is a schematic view of the back shell of FIG. 1 with another view angle omitted;
FIG. 3 is a schematic view of FIG. 2 with the first covering omitted from another perspective;
FIG. 4 is an enlarged view of a portion of the structure of the rotating shaft assembly, the transmission assembly and the compensation assembly in the area B of FIG. 3;
FIG. 5 is a schematic structural diagram of a spindle assembly, a transmission assembly and a compensation assembly according to an embodiment of the present invention;
FIG. 6 is an enlarged view of area A of FIG. 1;
FIG. 7 is a schematic structural diagram of a linkage assembly according to one embodiment;
FIG. 8 is a schematic view of the linkage assembly, the rotation shaft assembly, the transmission assembly and the compensation assembly according to one embodiment;
fig. 9 is a schematic structural diagram of the first shielding member and the second shielding member according to an embodiment.
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and together with the description, serve to explain the principles of the application.
Detailed Description
For better understanding of the technical solutions of the present application, the following detailed descriptions of the embodiments of the present application are provided with reference to the accompanying drawings.
It should be understood that the embodiments described are only a few 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.
The terminology used in the embodiments of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in the examples of this application and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.
It should be understood that the term "and/or" as used herein is merely one type of association that describes an associated object, meaning that three relationships may exist, e.g., a and/or B may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.
It should be noted that the terms "upper", "lower", "left", "right", and the like used in the embodiments of the present application are described in terms of the angles shown in the drawings, and should not be construed as limiting the embodiments of the present application. In addition, in this context, it will also be understood that when an element is referred to as being "on" or "under" another element, it can be directly on "or" under "the other element or be indirectly on" or "under" the other element via an intermediate element.
It should be noted that the "longitudinal direction Y", "width direction X", and "thickness direction Z" described in the embodiments of the present application are based on the orientation of the folding device in the unfolded state. As shown in fig. 1, when the folding device is in the unfolded state, the thickness direction Z is a direction in which a side of the electronic apparatus having the smallest dimension is located, and the thickness direction Z is substantially perpendicular to a plane in which the length direction Y and the width direction X are located; in a plane perpendicular to the thickness direction Z, the length direction Y refers to a direction in which the longer side of the folding device (or the shorter side) is located, and the width direction X refers to a direction in which the shorter side of the folding device (or the longer side) is located.
As shown in fig. 1 and fig. 2, an embodiment of the present application provides an electronic device, which may be a mobile phone, a notebook computer, a tablet computer, and the like. The electronic device comprises a folding means and a flexible screen (not shown in the figure).
The folding device comprises a bending mechanism 1, a first middle frame 2 and a second middle frame 3, wherein the first middle frame 2 and the second middle frame 3 are arranged on two opposite sides of the bending mechanism 1, and the folding device also comprises a first connecting piece 12 connected to the first middle frame 2 in a sliding manner and a second connecting piece 13 connected to the second middle frame 2 in a sliding manner; the flexible screen is fixedly connected to the first middle frame 2 and the second middle frame 3, and the flexible screen can be bent or unfolded along with the bending mechanism 1. Optionally, the flexible screen is at least partially fixedly connected to the bending mechanism 1. The folding device can be folded, realizes a larger display view with a smaller volume, and is convenient to carry and store. The folding device comprises an inward fold and an outward fold, when the folding device is in the inward fold state, the flexible screen is positioned on the inner side of the folding device, and the flexible screen is in a protection state and is not easy to scratch; when the folding device is in the state of folding outward, the flexible screen is in the outside of folding device, and at this moment, can divide into two parts with the flexible screen and use, user's operation demand can be compromise to two parts flexible screen. This embodiment can be according to the user demand, with folding device adjustment for invagination or outer state of rolling over, solve the problem that flexible screen can only the invagination or can only the outer book among the existing equipment.
Wherein, in the process of switching the folding device from the folding state (folding in or folding out) to the unfolding state, the folding device rotates from 0 degrees to 180 degrees, and in the process of switching the folding device from the unfolding state to the folding state (folding in or folding out), the folding device switches from 180 degrees to 0 degrees.
As shown in fig. 3, the bending mechanism 1 includes a rotating shaft assembly 11, along the length direction Y of the folding device, a first connecting piece 12 and a second connecting piece 13 are respectively disposed at two ends of the rotating shaft assembly 11, the first middle frame 2 is slidably connected with the first connecting piece 12, the second middle frame 3 is slidably connected with the second connecting piece 13, and when the bending mechanism 1 is switched from the unfolded state to the folded state, the first middle frame 2 and the second middle frame 3 move in a direction away from the rotating shaft assembly 11 relative to the rotating shaft assembly 11; when the folding mechanism 1 is switched from the unfolded state to the folded-out state, the first center frame 2 and the second center frame 3 move in a direction approaching the rotary shaft assembly 11 with respect to the rotary shaft assembly 11. During the folding (folding outwards or folding inwards) or unfolding process of the folding device, the first middle frame 2 and the second middle frame 3 are close to or far away from the rotating shaft assembly 11 so as to meet the requirement of the flexible screen on constant length during the folding (folding outwards or folding inwards) or unfolding process. Make folding device at the rotation in-process, reduce the flexible screen and receive the extrusion of first center 2 and second center 3 or the risk of dragging, be favorable to improving the life of flexible screen.
As shown in fig. 4 and 5, in particular, the rotating shaft assembly 11 includes a first shaft 111, a second shaft 112 and a third shaft 113 which are rotatably connected in sequence; the bending mechanism 1 further includes a first transmission assembly, the first transmission assembly is disposed on the second shaft 112, and when the second shaft 112 rotates relative to the first shaft 111 by a first angle, the first transmission assembly transmits the first transmission assembly to the third shaft 113, so that the third shaft 113 rotates relative to the first shaft 111 by a second angle, wherein the second angle is greater than the first angle.
Specifically, the first transmission assembly includes a first gear 131 rotatably connected to the first shaft 111, a second gear 132 rotatably connected to the third shaft 113, and a first reversing gear 134 engaged between the first gear 131 and the second gear 132, wherein the first gear 131, the second gear 132, and the first reversing gear 134 are sleeved on the second shaft 112. Optionally, a third gear 133 engaged with the first gear 131 is sleeved on the first shaft 111, and a fourth gear engaged with the second gear 132 is sleeved on the third shaft 113. In another embodiment, the first shaft 111 is provided with external teeth on its outer circumferential surface to mesh with the first gear 131.
The bending mechanism 1 further comprises a second transmission assembly, and the second transmission assembly is arranged on the third shaft 113; the rotating shaft assembly 11 further includes a fourth shaft 114 rotatably connected to the third shaft 113, and when the third shaft 113 rotates by a second angle relative to the first shaft 111, the second transmission assembly transmits a transmission to the fourth shaft 114, so that the fourth shaft 114 rotates by a third angle relative to the first shaft 111, and the third angle is larger than the second angle.
Specifically, the second transmission assembly includes a fourth gear 135, a fifth gear 136 rotatably connected to the fourth shaft 114, and a second reversing gear 137 engaged between the fourth gear 135 and the fifth gear 136, wherein the fourth gear 135, the fifth gear 136, and the second reversing gear 137 are sleeved on the third shaft 113; optionally, a sixth gear 138 engaged with the fifth gear 136 is sleeved on the fourth shaft 114. In another embodiment, the first shaft 111 is provided with external teeth on its outer circumferential surface to mesh with the first gear 131.
In an embodiment, the second shaft 112, the third shaft 113 and the fourth shaft 114 are two and symmetrically disposed on two opposite sides of the first shaft 111, and the first transmission assembly and the second transmission assembly are two and respectively disposed on the second shaft 112 and the third shaft 113 on two opposite sides of the first shaft 111.
In this embodiment, the first transmission assembly makes the rotation angle of the third shaft 113 relative to the first shaft 111 larger than the rotation angle of the second shaft 112 relative to the first shaft 111, and the second transmission assembly makes the rotation angle of the fourth shaft 114 relative to the first shaft 111 larger than the rotation angle of the third shaft 113 relative to the first shaft 111, so that the second shaft 112, the third shaft 113 and the fourth shaft 114 can rotate together relative to the first shaft 111 when the folding device rotates.
Specifically, when the folding device rotates, the rotation angle of each shaft is α, that is, the rotation angle of the second shaft 112 around the first shaft 111 is α, the rotation angle of the third shaft 113 around the second shaft 112 is α, and the rotation angle of the fourth shaft 114 around the third shaft 113 is α. Since the second shaft 112 rotates around the first shaft 111 by an angle α, the first gear 131 rotates by an angle α, the second gear 132 and the first gear 131 are coaxially reversed by the first reversing gear 134, the second gear 132 rotates by an angle α, and the third shaft 113 rotates around the second shaft 112 by an angle α, so that the fourth gear 135 rotates by an angle 2 α with respect to the first gear 131. Similarly, the fifth gear 136 and the fourth gear 135 are coaxially reversed by the second reversing gear 137, the rotation angle- α of the fifth gear 136 is, the rotation angle α of the fourth shaft 114 around the second shaft 112 is, therefore, the rotation angle of the sixth gear 138 with respect to the fourth gear 135 is 2 α, that is, the rotation angle of the sixth gear 138 relative to the first gear 131 is 4 α, the rotation shaft assembly 11 drives the gears to perform multi-stage transmission, so as to increase the rotation angle of the sixth gear 138, increase the rotation angle of the sixth gear 138 relative to the first gear 131 by 4 times, provide a power source for the subsequent movement of driving the first middle frame 2 or the second middle frame 3, and compared with the movement of driving the first middle frame 2 or the second middle frame 3 by rotating the sixth gear 138 by α angle, reduce the transmission ratio and the load borne by the sixth gear 138, and can easily drive the first middle frame 2/the second middle frame 3 to move in a labor-saving manner. It will be appreciated that the above examples use the same number of teeth and therefore the same angle of rotation relative to adjacent axes. In other embodiments, gears with different numbers of teeth may be used to realize transmission with different multiples. Other transmission configurations may be used to achieve different gear ratios.
As shown in fig. 7, in one possible design, the bending mechanism 1 further includes a linkage assembly 15, the linkage assembly 15 is connected to the rotating shaft assembly 11, and the linkage assembly 15 is configured to drive the rotating shaft assembly 11 to rotate synchronously. Specifically, the linkage assembly 15 drives the second shaft 112 on the other side to rotate around the first shaft 111 when the second shaft 112 on one side rotates around the first shaft 111; the third shaft 113 on one side rotates around the second shaft 112 to drive the third shaft 113 on the other side to rotate around the second shaft 112; the fourth shaft 114 on one side rotates around the third shaft 113, and drives the fourth shaft 114 on the other side to rotate around the third shaft 113.
The linkage assembly comprises at least two linkage pieces, each linkage piece comprises a driving moving piece, at least one middle moving piece and a driven moving piece, and the driving moving pieces, the middle moving pieces and the driven moving pieces are in meshing transmission; the linkage piece is connected with the adjacent linkage piece through the rotating shaft assembly 11, so that when the linkage piece is in meshing transmission, the adjacent linkage piece rotates.
Specifically, as shown in fig. 8, the linkage assembly 15 includes a first linkage 151 and a second linkage 152, and the first linkage 151 and the second linkage 152 are distributed along the width direction X of the folding apparatus. Specifically, the first linkage 151 includes a first driving moving piece 151a, a first intermediate moving piece 151b, and a first driven moving piece 151c, and the second linkage 152 includes a second driving moving piece 152a, a second intermediate moving piece 152b, and a second driven moving piece 152 c. Along the length direction Y of the folding device, one end of the first active moving member 151a is connected to the first connecting member 12, the other end of the first active moving member 151a is engaged with one end of the first intermediate moving member 151b, and the other end of the first intermediate moving member 151b is engaged with the first driven moving member 151 c; along the length direction Y of the folding device, one end of the second active moving member 152a is connected to the second connecting member 13, the other end of the second active moving member 152a is engaged with one end of the second intermediate moving member 152b, and the other end of the second intermediate moving member 152b is engaged with the second driven moving member 152 c. Taking the rotating shaft assembly 11 near the first middle frame 2 as an example, the first shaft 111 is connected to the first middle moving member 151b and the second middle moving member 152b, the second shaft 112 is connected to the first middle moving member 151b and the second driven moving member 152c, the third shaft 113 is connected to the first driving moving member 151a and the second driven moving member, and the fourth shaft 114 is connected to the first connecting member 12. The first linkage member 151 and the second linkage member 152 are connected through the rotating shaft assembly 11, so that the first connection member 12 and the second connection member 13 synchronously rotate, and further the first middle frame 2 and the second middle frame 3 synchronously rotate. In addition, during the rotation of the linkage assembly 15, the first intermediate moving member 151b and the second driven moving member 152c drive the second shaft 112 to rotate around the first shaft 111, the first driving moving member 151a and the second driven moving member 152c drive the second shaft 112 to rotate around the second shaft 112, and the first connecting member 12 drives the fourth shaft 114 to rotate around the third shaft 113.
As shown in fig. 4 and 5, the bending mechanism 1 further includes at least two compensating assemblies 14, and the compensating assemblies 14 are used for connecting the fourth shaft 114 and the first middle frame 2 or the second middle frame 3. The compensation assembly 14 is capable of driving the first middle frame 2 and the second middle frame 3 away from or toward each other along the length direction Y of the folding apparatus during the folding or unfolding of the folding apparatus.
The compensation assembly 14 includes a driving member 141, the driving member 141 is connected to the fourth shaft 114 of the rotation shaft assembly 111, and when the fourth shaft 114 rotates, the driving member 141 is driven to move to drive the first middle frame 2/the second middle frame 3 to move relative to the rotation shaft assembly 11.
Specifically, in this embodiment, the fourth shaft 114 is provided with a first tapered tooth 114a, the first middle frame 2 or the second middle frame 3 is provided with a rack 21, the extending direction of the rack 21 is perpendicular to the axial direction of the rotating shaft assembly 11, that is, the rack 21 extends along the length direction Y of the folding device, and the driving member 141 can be engaged with the first tapered tooth 114a and the rack 21, so that the driving member 141 drives the first middle frame 2 or the second middle frame 3 to move when the fourth shaft 114 rotates.
As shown in fig. 4 and 5, specifically, when the folding device is switched from the unfolded state to the folded state, the fourth shaft 114 drives the first middle frame 2 and the second middle frame 3 to move away from each other through the driving element 141, so as to reduce the risk that the flexible screen is squeezed by the first middle frame 2 and the second middle frame 3 during the folding process; when the folding device is switched from the unfolding state to the folding state, the fourth shaft 114 drives the first middle frame 2 and the second middle frame 3 to be close to each other through the driving member 141, so that the risk that the flexible screen is dragged by the first middle frame 2 and the second middle frame 3 in the folding process is reduced.
As shown in fig. 4 and 5, the driving member 141 includes a first connecting shaft 141a and a second connecting shaft 141b, the first connecting shaft 141a is provided at two ends thereof with a second conical tooth 141a1 and a third conical tooth 141a2, the second connecting shaft 141b is provided with a fourth conical tooth 141b1 and an external tooth 141b2, the second conical tooth 141a1 is engaged with the first conical tooth 114a, the third conical tooth 141a2 is engaged with the fourth conical tooth 141b1, the external tooth 141b2 is engaged with the rack 21, so that the fourth shaft 114 rotates the first connecting shaft 141a, the first connecting shaft 141a rotates the second connecting shaft 141b, and the second connecting shaft 141b drives the first middle frame 2/the second middle frame 3 to slide along the first connecting member 12/the second connecting member 13. The second connecting shaft 141b is parallel to the axial direction of the rotating shaft assembly 11, and the first connecting shaft 141a is perpendicular to the second connecting shaft 141 b. The first connecting shaft 141a and the fourth shaft 114 form an included angle, the first connecting shaft 141a and the second connecting shaft 141b form an included angle, and the fourth shaft 114 and the second connecting shaft 141b are arranged in parallel. Taking the first middle frame 2 as an example, the specific transmission process is as follows: when the folding device is switched from the unfolded state to the folded state, the sixth gear 138 drives the first conical tooth 114a to rotate, the first conical tooth 114a and the sixth gear 138 rotate clockwise, the first conical tooth 114a drives the second conical tooth 141a1 to rotate counterclockwise, because the second conical tooth 141a1 and the third conical tooth 141a2 are disposed on the first connecting shaft 141a and rotate in the same direction, the third conical tooth 141b1 and the second conical tooth 141a1 rotate counterclockwise, the third conical tooth 141a2 drives the fourth conical tooth 141b1 to rotate counterclockwise, because the external tooth 141b2 and the fourth conical tooth 141b1 are disposed on the second connecting shaft 141b, the external tooth 141b2 and the fourth conical tooth 141b1 rotate in a reverse direction, and the external tooth 141b2 is engaged with the rack of the first middle frame 2, thereby driving the first middle frame 2 to move in a direction away from the assembly 11. In a similar way, the second middle frame 3 is driven to move towards the direction far away from the rotating shaft assembly 11, namely, when the folding device is switched to the inward folding state from the unfolding state, the first middle frame 2 and the second middle frame 3 are far away from each other so as to match the requirement that the flexible screen is constantly long in the inward folding process.
When the folding device is switched from the unfolding state to the folding state, the compensation assembly 14 drives the first middle frame 2/the second middle frame 3 to slide along the first connecting piece 12/the second connecting piece 13 in the same manner as the transmission process, but the rotating directions of the shafts and the gears are opposite, so that when the folding device is switched from the unfolding state to the folding state, the first middle frame 2 and the second middle frame are close to each other to meet the requirement of the flexible screen on constant length in the folding process.
As shown in fig. 6, further, the first middle frame 2/the second middle frame 3 is provided with a limiting hole 22, the limiting hole 22 extends along the length direction Y of the folding device, the first connecting member 12/the second connecting member 13 is provided with a limiting member 121, the limiting member 121 is disposed in the limiting hole 22 and can slide relative to the limiting hole 22, and the limiting member 121 limits the first middle frame 2/the second middle frame 3 from separating from the first connecting member 12/the second connecting member 13 in the sliding process.
The limiting member 121 may be a screw, a bolt, or the like.
As shown in fig. 9, the bending mechanism 1 further includes a first shielding member 16, and the first shielding member 16 shields the rotating shaft assembly 11, the first transmission assembly and the second transmission assembly to reduce dust and impurities from falling into the first transmission assembly and ensure transmission between the gears, thereby ensuring the reliability of the operation of the folding device. The first shielding member 16 is disposed on the rotating shaft assembly 11, and is provided with an avoiding portion for avoiding the movement of the first transmission assembly and the second transmission assembly, and the first shielding member 16 can be folded along with the folding of the folding device. Specifically, the first shielding member 16 includes a first lamination, a second lamination, a third lamination and a fourth lamination, the first lamination is disposed on the first shaft 111, and the first lamination is provided with a first avoiding portion for avoiding the third gear 133, the second lamination is disposed on the second shaft 112, the second lamination is provided with a second avoiding portion for avoiding the first transmission assembly, the third lamination is disposed on the third shaft 113, the third lamination is provided with a third avoiding portion for avoiding the second transmission assembly, the fourth lamination is disposed on the fourth shaft 114, and the fourth lamination is provided with a fourth avoiding portion for avoiding the sixth gear 138.
As shown in fig. 9, the bending mechanism 1 further includes a second shielding member 17, and the second shielding member 17 is used for shielding the linkage assembly 15 to reduce dust and impurities from falling into the linkage assembly, so as to ensure transmission between the moving members and further ensure the reliability of the operation of the folding device. The second shielding member 17 is disposed on the rotating shaft assembly 11, and is provided with an avoiding portion for avoiding the movement of the linkage assembly 15. The second shutter 17 can be folded with the folding of the folding device. Specifically, the second shielding member 17 includes a plurality of fifth laminations, the plurality of fifth laminations are respectively disposed on the first shaft 111, the second shaft 112, the third shaft 113 and the fourth shaft 114, and each of the plurality of fifth laminations is provided with a fifth avoidance portion for avoiding the movement of the linkage assembly. Wherein adjacent fifth laminations are engaged and the second screening element rotates with it during rotation of the folding device, and the two outermost fifth laminations are connected to the first connecting element 12 and the second connecting element 13, respectively.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (19)
1. A folding device is characterized by comprising a bending mechanism, a first middle frame and a second middle frame, wherein the first middle frame and the second middle frame are connected to two ends of the bending mechanism;
when the bending mechanism is switched from an unfolding state to an inward bending state, the first middle frame and the second middle frame move relative to the rotating shaft assembly in a direction away from the rotating shaft assembly;
when the bending mechanism is switched from the unfolding state to the folding state, the first middle frame and the second middle frame move towards the direction close to the rotating shaft assembly relative to the rotating shaft assembly.
2. The folding device of claim 1, wherein said bending mechanism comprises:
the rotating shaft assembly comprises a first shaft, a second shaft and a third shaft which are sequentially and rotatably connected;
the first transmission assembly is arranged on the second shaft, when the second shaft is opposite to the first shaft and rotates a first angle, the first transmission assembly transmits to the third shaft, so that the third shaft is opposite to the first shaft and rotates a second angle, and the second angle is larger than the first angle.
3. The folding apparatus of claim 2 wherein said first drive assembly includes a first gear rotatably connected to said first shaft, a second gear rotatably connected to said third shaft, and a first reversing gear engaged between said first and second gears, said first, second, and first reversing gears being journaled on said second shaft.
4. The folding apparatus of claim 3 wherein said first shaft is sleeved with a third gear in meshing engagement with said first gear, and said third shaft is sleeved with a fourth gear in meshing engagement with said second gear.
5. The folding apparatus of claim 4, further comprising a second drive assembly disposed on said third shaft;
the pivot subassembly still include with the third axle rotates the fourth axle of connecting, works as the third axle is relative when the first axle rotates the second angle, the transmission of second transmission subassembly extremely the fourth axle, so that the fourth axle is relative the first axle rotates the third angle, the third angle is greater than the second angle.
6. The folding apparatus of claim 5 wherein said second drive assembly includes said fourth gear, a fifth gear rotatably coupled to said fourth shaft, and a second reversing gear engaged between said fourth gear and said fifth gear, said fourth gear, said fifth gear, and said second reversing gear being journaled on said third shaft.
7. The folding apparatus of claim 6 wherein said second, third and fourth shafts are two and symmetrically disposed on opposite sides of said first shaft, and said first and second drive assemblies are two and are disposed on said second and third shafts, respectively, on opposite sides of said first shaft.
8. The folding apparatus of claim 7, further comprising a linkage assembly disposed on said pivot assembly, said linkage assembly configured to synchronize rotation of said pivot on opposite sides of said first axis of said pivot assembly.
9. The folding apparatus of claim 8, wherein said linkage assembly comprises: at least two linkage members;
the linkage piece comprises a driving moving piece, at least one middle moving piece and a driven moving piece, and the driving moving piece, the middle moving piece and the driven moving piece are in meshing transmission;
the linkage piece is connected with the adjacent linkage piece through the rotating shaft assembly, so that when the linkage piece is in meshing transmission, the adjacent linkage piece rotates.
10. The folding apparatus of claim 9, wherein said linkage member includes a first linkage member and a second linkage member;
the first linkage piece comprises a first driving moving piece, a first middle moving piece and a first driven moving piece which are sequentially in meshing transmission, and the second linkage piece comprises a second driving moving piece, a second middle moving piece and a second driven moving piece which are sequentially in meshing transmission;
the first active moving part is connected with the first connecting piece, and the second active moving part is connected with the second connecting piece;
the first shaft penetrates through the first intermediate moving piece and the second intermediate moving piece, the second shaft penetrates through the first intermediate moving piece and the second driven moving piece, and the third shaft penetrates through the first driving moving piece and the second driven moving piece.
11. The folding apparatus of claim 10, further comprising a compensation component disposed between the rotation shaft component and the first middle frame/the second middle frame, wherein when the bending mechanism bends or unfolds, the compensation component drives the first middle frame/the second middle frame to move toward or away from the rotation shaft component relative to the rotation shaft component.
12. The folding apparatus of claim 11 wherein said compensation assembly includes a driving member, said driving member is connected to a fourth shaft of said pivot assembly, and when said fourth shaft rotates, said driving member is moved to move said first/second center frames relative to said pivot assembly.
13. The folding apparatus of claim 12, wherein said first/second middle frames have a rack thereon, and said driving member is engaged with said rack, and when said fourth shaft rotates, said driving member rotates to move said first/second middle frames relative to said rotation shaft assembly.
14. The folding apparatus of claim 13, wherein said driving member includes a first connecting shaft and a second connecting shaft disposed at an angle to each other, said first connecting shaft and said second connecting shaft being rotatably coupled by engagement of a bevel gear, said first connecting shaft being at an angle to said fourth shaft and rotatably coupled by engagement of a bevel gear, said second connecting shaft having external teeth; when the fourth shaft rotates, the first connecting shaft and the second connecting shaft are driven to rotate, and therefore the rack is driven to slide.
15. The folding apparatus of claim 13, wherein said rack extends in a direction perpendicular to an axial direction of said spindle assembly.
16. The folding apparatus of claim 14, wherein said second connecting axis is parallel to an axial direction of said spindle assembly, and said first connecting axis is perpendicular to said second connecting axis.
17. The folding apparatus of claim 7, further comprising a first shutter for shielding said spindle assembly, said second transmission assembly and said second transmission assembly;
first shield includes first lamination, second lamination, third lamination and fourth lamination, first lamination set up in on the primary shaft, just be equipped with on the first lamination and be used for dodging the first portion of dodging of third gear, the second lamination set up in on the secondary shaft, just there is the second that is used for dodging on the second lamination the portion is dodged to first drive assembly's second, the third lamination set up in on the third shaft, just be equipped with on the third lamination and be used for dodging the portion is dodged to second drive assembly's third, the fourth lamination set up in on the fourth shaft, just be equipped with on the fourth lamination and be used for dodging the fourth of sixth gear dodges the portion.
The first shielding part is provided with a first avoiding part for avoiding the motion of the transmission component.
18. The folding apparatus of claim 8, further comprising a second shield for shielding said linkage assembly;
the second shielding part comprises a plurality of fifth laminated sheets, the fifth laminated sheets are arranged on the first shaft, the second shaft, the third shaft and the fifth shaft respectively, and fifth laminated sheets are provided with fifth avoiding parts used for avoiding the movement of the linkage assembly.
19. An electronic device, characterized in that the electronic device comprises:
a folding device according to any one of claims 1 to 18;
the flexible screen is arranged on the folding device and is bent or unfolded along with the folding device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010794183.4A CN114070915A (en) | 2020-08-10 | 2020-08-10 | Folding device and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010794183.4A CN114070915A (en) | 2020-08-10 | 2020-08-10 | Folding device and electronic equipment |
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| Publication Number | Publication Date |
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| CN114070915A true CN114070915A (en) | 2022-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010794183.4A Pending CN114070915A (en) | 2020-08-10 | 2020-08-10 | Folding device and electronic equipment |
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| CN (1) | CN114070915A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206790538U (en) * | 2017-04-25 | 2017-12-22 | 珠海市魅族科技有限公司 | Foldable terminals with flexible screen |
| CN109256048A (en) * | 2018-11-08 | 2019-01-22 | 上海富驰高科技股份有限公司 | A kind of fold mechanism of flexible screen |
| CN109495621A (en) * | 2018-12-17 | 2019-03-19 | Oppo广东移动通信有限公司 | A kind of fold mechanism and mobile terminal |
| CN208734715U (en) * | 2018-05-25 | 2019-04-12 | 深圳市柔宇科技有限公司 | Bendable mechanism, flexible display module and flexible terminal |
| CN110719346A (en) * | 2018-07-13 | 2020-01-21 | Oppo广东移动通信有限公司 | Foldable electronic device |
| CN110778598A (en) * | 2019-11-26 | 2020-02-11 | 昆山玮硕恒基智能科技股份有限公司 | Folding screen inward-folding synchronous rotating mechanism and electronic equipment |
| CN210839652U (en) * | 2019-07-15 | 2020-06-23 | 深圳市柔宇科技有限公司 | Bendable device |
-
2020
- 2020-08-10 CN CN202010794183.4A patent/CN114070915A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206790538U (en) * | 2017-04-25 | 2017-12-22 | 珠海市魅族科技有限公司 | Foldable terminals with flexible screen |
| CN208734715U (en) * | 2018-05-25 | 2019-04-12 | 深圳市柔宇科技有限公司 | Bendable mechanism, flexible display module and flexible terminal |
| CN110719346A (en) * | 2018-07-13 | 2020-01-21 | Oppo广东移动通信有限公司 | Foldable electronic device |
| CN109256048A (en) * | 2018-11-08 | 2019-01-22 | 上海富驰高科技股份有限公司 | A kind of fold mechanism of flexible screen |
| CN109495621A (en) * | 2018-12-17 | 2019-03-19 | Oppo广东移动通信有限公司 | A kind of fold mechanism and mobile terminal |
| CN210839652U (en) * | 2019-07-15 | 2020-06-23 | 深圳市柔宇科技有限公司 | Bendable device |
| CN110778598A (en) * | 2019-11-26 | 2020-02-11 | 昆山玮硕恒基智能科技股份有限公司 | Folding screen inward-folding synchronous rotating mechanism and electronic equipment |
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