WO2020211257A1

WO2020211257A1 - Covering mechanism, folding device and electronic apparatus

Info

Publication number: WO2020211257A1
Application number: PCT/CN2019/103742
Authority: WO
Inventors: 苏帅; 刘文俊
Original assignee: 深圳市柔宇科技有限公司
Priority date: 2019-04-18
Filing date: 2019-08-30
Publication date: 2020-10-22
Also published as: CN211378428U; CN113366405A

Abstract

Provided in the present application is an electronic apparatus, comprising flexible members, a housing and a folding device, wherein the housing comprises a first frame body and a second frame body; the folding device is provided between the first frame body and the second frame body; and the flexible members are provided on the housing and the folding device; the folding device comprises a bendable component and a covering mechanism provided at the bendable component; the covering mechanism comprises a covering member covering the bendable component and a transmission assembly connected between the covering member and the bendable component; and the bendable component is bent or opened out by means of the transmission assembly driving the covering member to be bent or opened out. The folding device and covering mechanism of the electronic apparatus are further provided in the present application.

Description

Covering mechanism, folding device and electronic equipment

Technical field

This application relates to the field of flexible member support, and in particular to a covering mechanism, a folding device and electronic equipment provided with the covering mechanism.

Background technique

With the development of display equipment, a flexible and ultra-thin electronic display screen has emerged. Compared with traditional display devices, flexible display screens have the advantages of being foldable, transparent, curved, flexible and stretchable, and are widely favored by consumers. A foldable flexible display screen usually includes a folding device and a flexible piece, the folding device is used to support and protect the flexible piece, and the flexible piece is bent or flattened with the folding device. The folding device in the prior art usually does not have a covering mechanism on the side facing away from the flexible member, which cannot meet the dustproof requirements.

Summary of the invention

The application provides a covering mechanism with dustproof effect, a folding device provided with the covering mechanism, and an electronic device provided with the folding device.

The present application provides a covering mechanism for covering a bendable part. The covering mechanism includes a cover and a transmission assembly connected between the cover and the bendable part. The bendable part The bending or unfolding of the cover is driven by the transmission assembly to bend or unfold.

The present application also provides a folding device, comprising a bendable part and a covering mechanism provided on the bendable part, the covering mechanism comprising a cover that covers the bendable part and is connected to the cover and The transmission assembly between the bendable parts, the bending or unfolding of the bendable part drives the cover to bend or unfold through the transmission assembly.

The present application also provides an electronic device, including a flexible member, a housing, and a folding device. The housing includes a first frame and a second frame. The folding device is disposed on the first frame and the second frame. Between the two frames, the flexible member is arranged on the housing and the folding device; the folding device includes a bendable part and a covering mechanism arranged on the bendable part, the covering mechanism includes A cover covering the bendable part and a transmission assembly connected between the cover and the bendable part, the bending or unfolding of the bendable part drives the cover through the transmission assembly Pieces are bent or unfolded.

The folding device of the electronic device of the present application includes a bendable part and a covering mechanism, the covering mechanism includes a cover that covers the bendable part and a transmission assembly connected to the cover and the bendable part, The cover is bent or unfolded with the bendable part through the transmission assembly. Since the cover covers the bendable part and can be bent or unfolded with the bendable part, the cover can prevent dust or debris from entering the electronic device from the bendable part and can Prevent light leakage and protect the strength of the folding device.

Description of the drawings

In order to explain the technical solutions in the embodiments of the present invention more clearly, the following will briefly introduce the drawings needed in the embodiments. Obviously, the drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, without creative work, other drawings can be obtained based on these drawings.

FIG. 1 is a schematic diagram of a three-dimensional structure of an electronic device in one of the embodiments of the present application.

FIG. 2 is a three-dimensional exploded schematic diagram of the flexible display screen, the housing and the covering mechanism of the electronic device in FIG. 1.

3 is a perspective exploded schematic view of the bendable part and the covering mechanism of the folding device in FIG. 2.

FIG. 4 is a three-dimensional structural diagram of the covering mechanism in FIG. 3 from another perspective.

Fig. 5 is a perspective exploded schematic view of the covering mechanism in Fig. 4.

6 to 7 are schematic diagrams of the process of installing the covering mechanism in FIG. 3 to the bendable part.

Fig. 8 is a cross-sectional view taken along line VIII-VIII in Fig. 7.

FIG. 9 is a schematic diagram of the electronic device in FIG. 1 in a bent state.

10 is a schematic perspective view of the folding device of the electronic device in FIG. 8 in a folded state.

Fig. 11 is a schematic diagram of an end structure of the folding device in Fig. 10 in a bent state.

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, not all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of the present invention.

In the description of the embodiments of the present invention, it should be understood that the orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", etc. is based on the orientation or positional relationship shown in the drawings, and is only for convenience Describe the present invention and simplify the description, instead of implying or indicating that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation to the present invention.

Please refer to FIGS. 1 to 3 together. The electronic device 100 in one embodiment of the present application includes a housing 20 and a flexible member 30 disposed on the housing 20. The housing 20 includes a first frame 21, a second frame 23 and a folding device 24 connected between the first frame 21 and the second frame 23. The flexible member 30 is disposed on the first frame 21, the second frame 23 and the folding device 24. The flexible member 30 is provided with a bendable area 31 corresponding to the folding device 24 and two non-bendable areas 33 connected to two opposite sides of the bendable area 31. The folding device 24 is used to support the bendable area 31 of the flexible member 30, and the bendable area 31 is bent or flattened with the folding device 24. The folding device 24 includes a bendable part 26 and a covering mechanism 28 arranged on the bendable part 26; specifically, the covering mechanism 28 is located on the side of the bendable part 26 away from the flexible member 30, and the covering mechanism 28 includes a covering and bendable The cover 280 of the component 26 and the transmission component 285 connected to the cover 280 and the bendable component 26 are bent or unfolded by the transmission component 285 to drive the cover 280 to bend or unfold.

In this embodiment, two ends of the bendable component 26 are provided with transmission components 285 respectively. The electronic device 100 is, for example, but not limited to mobile phones, tablet computers, displays, liquid crystal panels, OLED panels, TVs, smart watches, VR head-mounted displays, car displays, and other products and components with display functions.

The folding device 24 of the electronic device 100 of the present application includes a bendable part 26 and a cover mechanism 28. The cover mechanism 28 includes a cover 280 covering the bendable part 26 and a transmission assembly connected to the cover 280 and the bendable part 26 285. The cover 280 is bent or unfolded with the bendable component 26 through the transmission assembly 285. Since the cover 280 covers the bendable part 26 and can be bent or unfolded with the bendable part 26, the cover 280 can prevent dust or debris from entering the electronic device 100 from the bendable part 26 and can prevent light leakage And the strength of the folding device 24 is protected.

At least one sliding portion 265 is provided on opposite sides of the bendable component 26, and the covering mechanism 28 includes at least two transmission components 285. The two transmission components 285 are respectively connected between the two sliding portions 265 and the cover 280, and can be folded. The bending or unfolding of the bending component 26 drives the sliding portion 265 to move, and the transmission assembly 285 drives the cover 280 to bend or unfold. In this embodiment, the sliding part 265 is a sliding block.

As shown in FIG. 3, the bendable component 26 includes a middle hinge 261 located in the middle of the joint, support members 264 on opposite sides of the middle joint, and hinged between each support 264 and the middle joint 261的 At least one support hinge 262. In this embodiment, the support 264 is a connecting hinge, and the middle hinge 261, the support hinge 262, and the support 264 are rotatably connected to one body by the linkage mechanism 29, and the bending or flattening of one of the support 264 is achieved by the linkage The mechanism 29 drives the other support 264 and the support hinge 262 to bend or flatten together, thereby realizing the bending or flattening of the bendable component 26. Each supporting member 264 and the corresponding supporting hinge 262 are rotatably connected through a first rotating shaft 2601, and each supporting hinge 262 is rotatably connected with a side corresponding to the middle hinge 261 through a second rotating shaft 2603.

At least one sliding portion 265 is provided on the side of the at least one supporting hinge 262 facing the supporting member 264, each sliding portion 265 is rotatably connected to the supporting hinge 262, and the sliding portion 265 is slidably inserted into the corresponding supporting member 264, a transmission assembly 285 is provided between the sliding portion 265 and the covering mechanism 28. In this embodiment, a sliding portion 265 is respectively provided at the opposite ends of the supporting hinge 262 facing the corresponding support 264, and a transmission assembly 285 is provided between each sliding portion 265 and the covering mechanism 28. Each sliding portion 265 is slidably connected to the corresponding support 264 along the direction perpendicular to the bending axis of the bendable component 26, and the sliding of the sliding portion 265 drives the cover 280 to bend or unfold through the corresponding transmission assembly 285 . The linkage mechanism 29 includes a rotating shaft 290 connected to the sliding part 265, and the sliding part 265 can rotate around the axis of the rotating shaft 290.

Specifically, each support 264 defines a guide chute 2640 corresponding to the sliding portion 265. The guide chute 2640 extends in a direction perpendicular to the bending axis of the bendable component 26, and the sliding portion 265 is in the corresponding guide chute 2640. slide. A connecting post 2652 is provided on a side of each sliding portion 265 away from the corresponding supporting hinge 262, and the connecting post 2652 defines a connecting hole 2654 along its axial direction. A lug 2642 is provided on the opposite ends of each support member 264 on the side facing away from the middle hinge 261. The lug 2642 is fixedly connected with a connecting piece 2644, and the connecting piece 2644 is provided with a guide post 2645, which is along its axial direction. A connecting hole 2646 is opened. Each supporting member 264 defines a rotation hole 2647 adjacent to the corresponding guide sliding groove 2640, and the guide sliding groove 2640 is located between the rotation hole 2647 and the guide post 2645.

Please refer to FIGS. 3 to 5 together. The cover 280 includes a cover 281 attached to the side of the bendable member 26 away from the flexible screen 30 and two sliding members 284 disposed on opposite sides of the cover 281, each A transmission assembly 285 includes a transmission part 286 connected between the corresponding sliding part 284 and the sliding part 265. The bending or flattening of the bendable part 26 drives the sliding part 265 to move, and the sliding part 265 drives two parts through the transmission part 286. The sliding member 284 moves to make the cover sheet 281 bend or flatten with the bendable part 26. The transmission member 286 is used to amplify and output the sliding distance of the sliding part 265 to the sliding part 284. In this embodiment, the transmission part 286 is a strip-shaped transmission piece, one end of the transmission piece is rotatably connected to the support 264, and the sliding part 265 It is rotatably and slidably connected to the middle of the transmission piece, and the opposite end of the transmission piece is rotatably and slidably connected to the sliding member 284, so that the sliding distance of the sliding portion 265 is output to the sliding member 284. In other embodiments, the transmission member may also be an amplifying gear set for amplifying and outputting the sliding distance of the sliding portion 265 to the sliding member 284.

Specifically, the cover sheet 281 includes a fixing portion 282 located in the middle portion and a connecting portion 283 connected between the fixing portion 282 and each sliding member 284. The connecting portion 283 can be bent or flattened along with the bendable component 26. The connecting part 283 is made of a bendable material such as rubber, silicone or liquid metal. The material of the fixing part 282 and the connecting part 283 can be the same or different. The fixing part 282 is used for fixing and connecting to the middle joint 261, The connecting portion 283 is sealingly connected between the fixing portion 282 and the corresponding sliding member 284, and the fixing portion 282, the connecting portion 283 and the sliding member 284 are jointly sealed and covered on the bendable component 26. The fixed part 282, the two connecting parts 283, and the two sliding parts 284 are an integral structure. Specifically, the fixed part 282, the two connecting parts 283, and the two sliding parts 284 can be connected by means of gluing, clamping or integral molding. In one.

At least one lug 2840 is provided on the side of each sliding member 284 away from the cover sheet 281. At least one lug 2840 defines a guide sliding groove 2842, and the guide sliding groove 2842 is along a bending axis perpendicular to the bendable component 26 In the direction of extension. In this embodiment, the opposite ends of each sliding member 284 on the side facing away from the cover sheet 281 are respectively provided with a lug 2840, and each lug 2840 extends along the axis perpendicular to the bending axis of the bendable member 26 A guide chute 2842 is opened in the direction. Each sliding member 284 defines a positioning groove 2844 adjacent to the lug 2840, and two positioning grooves 2844 on the same side of each sliding member 284 are located between the two lugs 2840.

The first end of the transmission member 286 is rotatably connected to the support member 2642, the opposite second end of the transmission member 286 is movably connected to the corresponding sliding member 284, and the sliding portion 265 is movably connected to the middle of the corresponding transmission member 286. The movement of the sliding portion 265 drives the first end of the transmission member 286 to rotate relative to the support member 2642, so that the second end of the transmission member 286 moves and the sliding member 284 is moved.

Specifically, the transmission member 286 is a strip-shaped piece, the middle portion of the transmission member 286 defines a first connecting groove 2861 along its length, the first end of the transmission member 286 defines a rotation hole 2863, and the second end of the transmission member 286 defines a second connection. The groove 2865, the first connecting groove 2861 and the second connecting groove 2865 all extend along the length direction of the transmission member 286, and the extension length of the second connecting groove 2865 is greater than that of the first connecting groove 2861.

Each transmission assembly 285 further includes a connecting piece 287 connected between each transmission piece 286 and the sliding piece 284, the connecting piece 287 is fixedly connected to the sliding piece 284, and the connecting piece 287 is movably connected to the transmission piece 286. Specifically, the connecting piece 287 is fixedly connected to the corresponding positioning groove 2844. One end of the connecting piece 287 is provided with a connecting post 2870 corresponding to the second connecting groove 2865 of the transmission member 286, and the connecting post 2870 is movably inserted into the second connecting groove 2865. The outer side wall of the connecting column 2870 defines an annular groove 2872, and the peripheral wall of the second connecting groove 2865 of the transmission member 286 is received in the annular groove 2872.

Please refer to Figures 3 and 8 together. When assembling the covering mechanism 28 to the bendable part 26, insert the connecting post 2870 of the connecting piece 287 of each transmission assembly 285 into the second connecting groove 2865, so that the second connecting slot 2865 of the transmission component 286 The peripheral wall of the two connecting grooves 2865 is received in the annular groove 2872 of the connecting column 2870; the connecting piece 287 of each transmission assembly 285 is fixed to the corresponding positioning groove 2844, so that the cover 280 and the transmission 286 are connected together; The mechanism 28 covers the bendable part 26, so that the fixed portion 282 is fixedly connected to the middle hinge 261. Specifically, the fixed portion 282 can be connected to the middle hinge 261 by screwing, welding, glueing or clamping; The rotation hole 2863 and the first connection groove 2861 of each transmission member 286 are respectively facing the corresponding rotation hole 2647 and the connection post 2652, and the guide post 2645 is slidably inserted into the guide sliding groove 2842, and a number of screws are respectively inserted into the rotation holes 2863 And the first connecting groove 2861 is locked in the corresponding rotating hole 2647 and the connecting hole 2654. At this time, the sliding portion 265 is connected to the first connecting groove 2861 through the locking member 2866, the rotation hole 2863 of the transmission member 286 is rotatably connected to the corresponding rotation hole 2647 through the locking member, and the sliding of the sliding portion 265 makes the locking member 2866 slides and rotates in the first connecting groove 2861, so that the transmission member 286 rotates along the axis of the rotation hole 2647; the guide post 2645 is inserted into the guide sliding groove 2842 of the corresponding lug 2642, and the bending of the bendable part 26 Folding or unfolding makes the guide post 2645 slide in the guide chute 2842.

As shown in FIG. 8, the two support members 264 are hinged to two corresponding support hinges 262, and the side of the two support hinges 262 away from the support member 264 is hingedly connected to the two opposite sides of the middle hinge 261. Specifically, each support 264 and the corresponding support hinge 262 rotate through the first virtual axis A1, and each support hinge 262 and the middle hinge 261 rotate through the second virtual axis A2, and the two The two virtual axes A2 are located between the two first virtual axes A1, and the distance between the two first virtual axes A1 and the corresponding second virtual axis A2 is the same, and is equal to the distance between the two second virtual axes A2. The two support members 264 respectively rotate around the corresponding first virtual axis A1; the two support hinges 262 respectively rotate around the corresponding second virtual axis A2. Each first virtual axis A1 is spaced parallel to the second virtual axis A2, and the axis radius of the first virtual axis A1 is the same as the axis radius of the second virtual axis A2. In the flattened state, the distance between the two opposite sides of the two support members 264 is L, that is, the linear distance between the two sides of the two support members 264 when they are flattened is L. The first virtual axis A1 and the second virtual axis A2 are both located outside the bendable member 26. Preferably, the first virtual axis A1 and the second virtual axis A2 are both located on the flexible member 30 covering the bendable member 26 Therefore, the bending resistance of the flexible member 30 can be improved, and the flexible member 30 can be guaranteed not to be damaged to the greatest extent. Further, the first virtual axis A1 and the second virtual axis A2 may also be located on the neutral layer of the flexible member.

The neutral layer means that during the bending process of the flexible member 30, the outer layer of the flexible member 30 is stretched, and the inner layer of the flexible member 30 is squeezed. , The transition layer that is not squeezed or subjected to a relatively small force of stretching or squeezing, the transition layer has very little stress, and the transition layer is a neutral layer.

Please refer to FIGS. 1 to 3 together, the installed folding device 24 is placed between the first frame 21 and the second frame 23, and the lugs 2642 of the two connecting links 264 are respectively connected to the first frame On the body 21 and the second frame body 23, the back surfaces of the two non-bending areas 33 of the flexible member 30 are attached to the first frame body 21 and the second frame body 23, respectively, and the bendable area of the flexible member 30 The back of 31 is installed on the front of the folding device 24. At this time, the back of the flexible member 30 is fixed on the first frame 21, the second frame 23, and the folding device 24, and the covering mechanism 28 covers the side of the bendable member 26 away from the flexible member 30. The bendable area 31 and the covering mechanism 28 can be bent, flattened and flattened as the folding device 24 is bent.

Please refer to FIGS. 9 to 11 together. When the electronic device 100 is bent, a bending force is applied to at least one of the first frame 21 and the second frame 23 of the electronic device 100 to connect to the first frame 21 The connecting link 264 on the second frame 23 rotates in the opposite direction, and the linkage mechanism 29 realizes the synchronous bending of the folding device 24. Each sliding portion 265 pushes the corresponding transmission member 286 toward the side away from the middle hinge 261 as the folding device 24 is bent. Specifically, the connecting post 2652 on each sliding portion 265 slidably pushes the corresponding transmission member 286 The inner wall of the first connecting groove 2861 of the transmission member 286 causes the transmission member 286 to rotate along the axis line of the corresponding rotation hole 2647 toward the side away from the central hinge 261. The transmission member 286 passes through the connecting post 2870 of the connecting piece 287 in the corresponding direction. The second connecting groove 2865 of the transmission member 286 slides and rotates to drive the corresponding sliding member 284 to slide toward the side away from the middle hinge 261, and each guide post 2645 slides along the corresponding guide sliding groove 2842. Since the fixing part 282 is fixed to the middle hinge 261 and the connecting part 283 is made of a bendable material, the two sliding parts 284 are both sliding in a direction away from the middle hinge 261. It is elastically deformed and bent, so that the cover 28 bends with the bending of the folding device 24, and the cover 28 is always attached to the bendable part 26 to prevent dust, debris or strong light from entering the electronic device 100.

In other bending methods of the electronic device 100, the bending force can also be applied to the first frame 21 and the second frame 23 at the same time, and the first frame 21 and the second frame 23 respectively drive the corresponding supports 264 rotates to the side away from the flexible member 30 relative to the supporting hinge 262, the electronic device 100 is folded through the linkage mechanism 29, and the bendable component 26 is covered by the covering mechanism 28 to prevent dust, debris or Strong light enters the electronic device 100.

When the electronic device 100 is flattened, a flattening force is applied to at least one of the first frame 21 and the second frame 23 of the electronic device 100, so that the connecting chain connected to the first frame 21 and the second frame 23 The joints 264 rotate in directions away from each other, and the synchronous expansion of the folding device 24 is realized by the linkage mechanism 29. Each sliding portion 265 pulls the corresponding transmission member 286 toward the side close to the middle hinge 261 as the folding device 24 is flattened. Specifically, the connecting column 2652 on each sliding portion 265 slidably pulls the corresponding transmission member The inner wall of the first connecting groove 2861 of the 286 causes the transmission member 286 to rotate along the axis of the corresponding rotation hole 2647 toward the side close to the middle hinge 261. The transmission member 286 rotates in the corresponding transmission through the connecting post 2870 of the connecting piece 287 The second connecting groove 2865 of the member 286 slides and rotates to drive the corresponding sliding member 284 to slide toward the side close to the middle hinge 261, and each guide post 2645 slides along the corresponding guide sliding groove 2842. Since the fixing part 282 is fixed to the middle hinge 261 and the connecting part 283 is made of a bendable material, the two sliding parts 284 are both sliding in the direction close to the middle hinge 261. It is elastically reset and flattened, so that the cover 28 is flattened with the flattening of the folding device 24, and the cover 28 is always attached to the bendable part 26 to prevent dust, debris or strong light from entering the electronic device 100.

In other bending methods of the electronic device 100, a flattening force can also be applied to the first frame body 21 and the second frame body 23 at the same time, and the first frame body 21 and the second frame body 23 respectively drive the corresponding supports 264 rotates toward the side close to the flexible member 30 relative to the supporting hinge 262, the electronic device 100 is flattened by the linkage mechanism 29, and the bendable part 26 is covered by the covering mechanism 28 to prevent dust, debris or Strong light enters the electronic device 100.

The folding device 24 is bent, and the flexible member 30 is bent along with the folding device 24. As shown in FIG. 11, the distance between the two opposite sides of the support 264 in the bent state along the outer side of the bendable part 26 is also L, that is, the two support parts 264 of the bent part 26 are located The straight line distance between the two sides of the outer side of the bend when flattened is equal to the distance between the outer side of the bendable member 26 when folded, so that the flexible member 30 covering the bendable member 26 can be folded The width of the bent area 31 in the bent state is the same as the width in the flat state, which can prevent the flexible member 30 from being squeezed, raised or stretched to damage the screen. When the bendable part 26 is in the bent state, the first virtual axis A1 and the second virtual axis A2 are both located outside the bendable part 26. Preferably, the first virtual axis A1 and the second virtual axis A2 are located on the cover. On the neutral layer of the flexible member 30 on the bending part 26. The first virtual axis A1 and the second virtual axis A2 of the bendable component 26 in the present invention are both located on the neutral layer when the electronic device 100 is bent or flattened, so as to ensure that the flexible member 30 is not damaged to the greatest extent .

When the bendable component 26 is bent, the transmission assembly 285 drives the slider 284 to move relative to the bendable component 26 in a direction away from the bendable component 26. The bendable part 26 includes a support 264 and a sliding part 265 slidable relative to the support 264. The transmission assembly 285 includes a transmission 286 connecting the sliding part 265 and the sliding part 284. The sliding part 265 passes through the transmission when sliding relative to the support 264. 286 drives the sliding member 284 to slide relative to the supporting member 264. When the bendable component 26 is bent, the sliding distance of the sliding part 265 relative to the support 264 is smaller than the sliding distance of the sliding part 284 relative to the support 264. When the sliding part 265 and the sliding part 284 rotate at the same angle following the bending of the bendable part 26, the sliding distance of the sliding part 265 relative to the supporting part 264 is smaller than the sliding distance of the sliding part 284 relative to the supporting part 264.

The bendable component 26 also includes a rotating shaft 290 connected to the sliding part 265, and the sliding part 265 can rotate around the axis of the rotating shaft 290. When the bendable component 26 is bent, the rotating shaft 290 rotates and drives the sliding portion 265 to rotate. The sliding portion 265 slides against the support 264 to drive the support 264 to rotate and slide relative to the support 264 at the same time. When the bendable part 26 is bent, the sliding part 265 drives the sliding part 284 to slide relative to the bendable part 26 in a direction away from the axis of the rotating shaft 290 through the transmission assembly 285. The support 264 and the rotating shaft 290 are also rotatably connected by at least one other rotating shaft 2601. When the sliding part 265 and the sliding part 284 rotate by the same angle around the axis of the rotating shaft 290 following the bending of the bendable part 26, the sliding distance of the sliding part 265 relative to the support 264 is less than the sliding distance of the sliding part 284 relative to the support 264 distance. The bendable component 26 further includes a middle hinge 261 rotatably connected to the support 264, and the rotating shaft 290 is arranged on the middle hinge 261. The bendable component 26 also includes a supporting hinge 262 that rotatably connects the supporting member 264 and the middle hinge 261.

The transmission member 286 is used to transmit the sliding distance of the sliding portion 265 relative to the support member 264 to the sliding member 284. The transmission member 286 is used for amplifying and outputting the sliding distance of the sliding portion 265 to the sliding member 284. The transmission member 286 is used to adjust the sliding distance of the sliding member 284 relative to the supporting member 264 according to the sliding distance of the sliding portion 265 relative to the supporting member 264. The sliding distance of the sliding member 284 relative to the supporting member 264 is enlarged by the transmission member 286 compared to the sliding distance of the sliding portion 265 relative to the supporting member 264. Preferably, the sliding distance of the sliding member 284 relative to the supporting member 264 is compared with that of the sliding portion 265. The sliding distance of the supporting member 264 is proportionally enlarged by the transmission member 286. The slider 284 is closer to the inner side of the bend of the bendable member 26 than the slider 265.

The sliding member 284 is connected to the first position of the transmission member 286, and the sliding part 265 is connected to the second position of the transmission member 286. The first position is different from the second position. The transmission distance of the transmission member 286 relative to the sliding part 265 in the second position is smaller than the transmission distance of the transmission member 286 relative to the sliding member 284 in the first position. When the bendable component 26 is bent, the transmission member 286 rotates around the rotating shaft 290, and the first position is farther from the shaft than the second position. The transmission distance refers to the distance that one element drives another element to move, or the distance that one element is driven by another element to move.

One end of the transmission member 286 is rotatably connected to the support member 264, and the sliding portion 265 is connected to the second position of the transmission member 286 through the locking member 2866. When the sliding portion 265 slides relative to the support member 264, the locking member 2866 simultaneously faces the support member 264 and Axis moves. When the bendable component 26 is bent, the locking member 2866 slides toward the rotating shaft 290 and at the same time slides relative to the support member 264. The sliding member 284 is connected to the first position of the transmission member 286 through the connecting column 2870. When the sliding member 284 slides relative to the supporting member 264, the connecting column 2870 simultaneously moves relative to the supporting member 264 and the rotating shaft 290. When the bendable part 26 is bent, the connecting post 2870 slides toward the shaft 290 and at the same time slides relative to the support 260; when the bendable part 26 is bent, the distance between the connecting post 2870 and the shaft 290 is greater than that of the locking part 2866. 290 sliding distance.

When the bendable member 26 is in the unfolded state, the transmission member 283 is inclined relative to the support member 264. The sliding member 284 includes a lug 2840, and the lug 2840 is slidably connected to the end of the support 264. The cover 280 further includes a fixing part 282 separated from the sliding part 284, the fixing part 282 is fixedly connected to the bendable part 26, and the sliding part 284 is slidably connected to the bendable part 26. When the bendable member 26 is bent, the distance between the slider 284 and the fixed portion 282 changes.

The cover 281 further includes a connecting part 283 connecting the fixing part 282 and the sliding part. When the bendable part 26 is bent, the distance between the sliding part 284 and the fixing part 282 changes and the connecting part 283 is pressed. The connecting portion 283 is made of a flexible material, and the fixing portion 282 and the sliding member 284 are made of a hard material.

The above are the preferred embodiments of the present invention. It should be pointed out that for those of ordinary skill in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications are also regarded as the present invention. The scope of protection of the invention.

Claims

A folding device, characterized in that it comprises a bendable part and a covering mechanism arranged on the bendable part, and the covering mechanism comprises a cover that covers the bendable part and is connected to the cover and The transmission assembly between the bendable parts, the bending or unfolding of the bendable part drives the cover to bend or unfold through the transmission assembly.
The folding device according to claim 1, wherein at least one sliding part is provided on opposite sides of the bendable part, and the covering mechanism includes at least two transmission components, and two transmission components They are respectively connected between the two sliding parts and the cover, and the bending or unfolding of the bendable component drives the sliding part to move, and the transmission assembly drives the cover to bend or unfold.
The folding device according to claim 2, wherein the covering member comprises a covering sheet attached to the back of the bendable part, and sliding elements arranged on opposite sides of the covering sheet, each The transmission assembly includes a transmission part connected between the corresponding sliding part and the sliding part. The bending or flattening of the bendable part drives the sliding part to move. The sliding part drives the two sliding parts to move through the transmission part to The cover sheet is bent or flattened with the bendable part.
The folding device according to claim 3, wherein the cover sheet comprises a fixed part located in the middle part and a connecting part connected between the fixed part and each sliding member, and the fixed part is fixedly connected to the The bendable part, the connecting part can be bent or flattened along with the bendable part.
4. The folding device according to claim 4, wherein each connecting portion is made of a bendable material, and the connecting portion is hermetically connected between the fixed portion and the corresponding sliding member.
5. The folding device according to claim 4, wherein the two sliding members, the two connecting parts and the fixing part are an integral structure.
The folding device according to claim 4, wherein the bendable part includes a middle hinge located in the middle part, support members located on opposite sides of the middle hinge, and connected to each support member At least one support hinge between the central hinge and the two sliding parts are respectively arranged on opposite sides of the central hinge, and the first ends of the two transmission parts are respectively rotatably connected to The second ends of the two supporting parts and the two transmission parts are respectively movably connected to the two sliding parts, and each sliding part is movably connected to the middle part of the corresponding transmission part or a position close to the middle part.
7. The folding device according to claim 7, wherein a first connecting groove is defined in the middle of the transmission member along its length, and the sliding portion is connected to the first connecting groove through a locking member.
The folding device of claim 7, wherein the second end of the transmission member is provided with a second connection groove, the second connection groove extends along the length of the transmission member, and the transmission assembly further comprises Connected to the connecting piece between each transmission piece and the sliding piece, the connecting piece is provided with a connecting post, the connecting piece is fixedly connected to the sliding piece, and the connecting post can be movably inserted into the second In the connection slot.
The folding device according to claim 9, wherein the outer side wall of the connecting column is provided with an annular groove, and the peripheral wall of the second connecting groove of the transmission member is received in the annular groove.
The folding device according to claim 7, wherein at least one lug is provided on a side of each sliding member facing away from the cover sheet, and at least one lug is provided with a guide sliding groove, and the guide sliding groove extends along the vertical Extending in the direction of the bending axis of the bendable component, the lug is inserted into the guide sliding groove through the locking member and then connected to the corresponding support member.
The folding device according to claim 11, wherein the supporting member is provided with a guide post corresponding to the guide chute, and the guide post is slidably inserted into the guide chute.
8. The folding device of claim 7, wherein each connecting portion is made of a flexible material.
An electronic device, comprising a flexible member, a housing, and the folding device according to any one of claims 1-13, the housing comprising a first frame and a second frame, and the folding device is arranged in the Between the first frame and the second frame, the flexible member is disposed on the housing and the folding device, and the flexible member is bent or flattened with the folding device.
A covering mechanism, characterized in that it is used to cover a bendable part, the covering mechanism includes a covering part and a transmission assembly connected between the covering part and the bendable part, the bendable part The bending or unfolding of the cover is driven by the transmission assembly to bend or unfold.
The covering mechanism according to claim 15, wherein the covering member comprises a covering sheet attached to the bendable part and sliding elements arranged on opposite sides of the covering sheet, and the transmission assembly It includes a transmission part connected to a corresponding sliding part, and the bending or flattening of the bendable part drives the transmission part to move to drive two sliding parts to move, so that the cover sheet bends with the bendable part Fold or flatten.
The covering mechanism according to claim 15, wherein the covering sheet comprises a fixed part located in the middle part and a connecting part connected between the fixed part and each sliding part, the fixed part, the connecting part and the sliding part Sealed and connected in one body.
17. The covering mechanism according to claim 17, wherein each connecting portion is made of a flexible material, and the connecting portion is hermetically connected between the fixed portion and the corresponding sliding member.
17. The covering mechanism according to claim 17, wherein the fixing part is fixedly connected to the middle part of the bendable part.
The covering mechanism according to claim 15, wherein the transmission assembly further comprises a connecting piece connected between each transmission piece and the corresponding sliding piece, the transmission piece is provided with a connecting groove, and the connecting piece is fixed Connected to the sliding member, the connecting piece is provided with a connecting post slidably and rotatably inserted into the connecting groove.
A folding device, characterized in that it comprises a bendable part, a cover that covers the bendable part, and a transmission assembly connecting the bendable part and the cover. The bendable part is driven by the transmission assembly when the bendable part is bent The cover rotates.
22. The folding device according to claim 21, wherein the covering member comprises a sliding member connected to the transmission assembly, and when the bendable member is bent, the transmission assembly drives the sliding member to move relative to the bendable member.
22. The folding device according to claim 22, wherein when the bendable part is bent, the transmission assembly drives the sliding member to move relative to the bendable part in a direction away from the bendable part.
The folding device according to claim 22, wherein the bendable part includes a support member and a sliding part slidable relative to the support part, and the transmission assembly includes a transmission part connecting the sliding part and the sliding part, and the sliding part supports relatively When the part slides, the transmission part drives the sliding part to slide relative to the support part.
The folding device according to claim 24, wherein when the bendable member is bent, the sliding distance of the sliding part relative to the support is smaller than the sliding distance of the sliding part relative to the support.
The folding device according to claim 24, wherein when the sliding part and the sliding part follow the bending of the bendable part and rotate at the same angle, the sliding distance of the sliding part relative to the supporting part is smaller than that of the sliding part The sliding distance relative to the support.
The folding device according to claim 24, wherein the bendable part further comprises a rotating shaft connected to the sliding part, and the sliding part can rotate around the axis of the rotating shaft.
The folding device according to claim 27, wherein when the bendable member is bent, the rotating shaft rotates and drives the sliding part to rotate, and the sliding part slides against the support member to drive the support member to rotate and simultaneously support Pieces slide.
The folding device according to claim 27, wherein when the bendable part is bent, the sliding part drives the sliding part through the transmission assembly to slide relative to the bendable part in a direction away from the axis of the rotating shaft.
The folding device according to claim 27, wherein the supporting member and the rotating shaft are also rotatably connected by at least one other rotating shaft.
The folding device according to claim 27, wherein when the sliding part and the sliding part follow the bending of the bendable part and rotate the same angle around the axis of the rotating shaft, the sliding distance of the sliding part relative to the supporting part is less than The sliding distance of the sliding member relative to the supporting member.
The folding device according to claim 27, wherein the bendable component further comprises a middle hinge rotatably connected to the support, and the rotating shaft is provided on the middle hinge.
The folding device according to claim 32, wherein the bendable part further comprises a supporting hinge that rotatably connects the supporting member and the middle hinge.
The folding device according to any one of claims 24-33, wherein the transmission member is used to transmit the sliding distance of the sliding portion relative to the support member to the sliding member.
The folding device according to claim 34, wherein the transmission member is used to amplify and output the sliding distance of the sliding part to the sliding member.
The folding device according to any one of claims 24-33, wherein the transmission member is used to adjust the sliding distance of the sliding member relative to the supporting member according to the sliding distance of the sliding portion relative to the supporting member.
The folding device according to any one of claims 24-33, wherein the sliding distance of the sliding member relative to the support member is enlarged by the transmission member as compared with the sliding distance of the sliding part relative to the support member.
37. The folding device according to claim 37, wherein the sliding distance of the sliding member relative to the supporting member is proportionally enlarged by the transmission member as compared with the sliding distance of the sliding portion relative to the supporting member.
The folding device according to any one of claims 24-33, wherein the sliding part is closer to the inner side of the bend of the bendable part than the sliding part.
The folding device according to any one of claims 24-33, wherein the sliding member is connected to the first position of the transmission member, the sliding part is connected to the second position of the transmission member, and the first position is different from the second position. position.
The folding device according to claim 40, wherein the transmission distance of the transmission member relative to the sliding part in the second position is smaller than the transmission distance of the transmission member relative to the sliding member in the first position.
The folding device according to claim 41, wherein the transmission member rotates around the rotating shaft when the bendable member is bent, and the first position is farther from the shaft than the second position.
The folding device of claim 42, wherein the transmission member is rotatably connected to the support member.
42. The folding device according to claim 42, wherein the sliding part is connected to the second position of the transmission part through a locking member, and when the sliding part slides relative to the supporting member, the locking member simultaneously moves relative to the supporting member and the shaft.
The folding device of claim 44, wherein when the bendable member is bent, the locking member slides toward the shaft and at the same time slides relative to the support member.
44. The folding device according to claim 44, wherein the sliding member is connected to the first position of the transmission member through a connecting column, and when the sliding member slides relative to the supporting member, the connecting column simultaneously moves relative to the supporting member and the shaft.
The folding device according to claim 46, wherein when the bendable member is bent, the connecting column slides toward the rotating shaft and simultaneously slides relative to the support member.
46. The folding device according to claim 46, wherein when the bendable member is bent, the sliding distance of the connecting column relative to the rotating shaft is greater than the sliding distance of the locking member relative to the rotating shaft.
The folding device according to any one of claims 24-33, wherein when the bendable member is in the unfolded state, the transmission member is inclined relative to the support member.
The folding device according to any one of claims 24-33, wherein the sliding member comprises a lug, and the lug is slidably connected to the end of the support member.
The folding device according to claim 50, wherein the cover further comprises a fixing part separated from the sliding part, the fixing part is fixedly connected to the bendable part, and the sliding part is slidably connected to the bendable part.
The folding device according to claim 51, wherein when the bendable member is bent, the distance between the sliding member and the fixed portion changes.
The folding device according to claim 52, wherein the cover further comprises a connecting part connecting the fixing part and the sliding part, and when the bendable part is bent, the distance between the sliding part and the fixing part changes and the connecting part is pressed.
The folding device according to claim 53, wherein the connecting part is made of flexible material, and the fixing part and the sliding part are made of hard material.