CN216980023U - Supporting structure and flexible display device - Google Patents

Abstract

The utility model belongs to the technical field of supporting structures, and particularly relates to a supporting structure and a flexible display device. The support structure includes: a housing assembly including a sliding housing and a connecting housing; the sliding connection assembly comprises a sliding assembly and a linear slide rail arranged on the connection shell, and the sliding assembly is connected with the linear slide rail in a sliding manner; the synchronous assembly comprises a synchronous slide rail and a synchronous shaft arranged on the sliding shell; the synchronous shaft is connected with the sliding component in a sliding way through a synchronous sliding rail; and the supporting component comprises at least two supporting plates arranged in parallel with the synchronizing shaft, and the supporting plates are arranged on the sliding component. The utility model has a large-area display area when the supporting structure is in a large-size state, can provide high-quality display pictures, and improves the use experience of users watching the display pictures; when bearing structure is in the small-size state, whole volume occupation space reduces greatly, and the user of being convenient for carries, has promoted user's use equally and has experienced.

Description

Supporting structure and flexible display device

Technical Field

The utility model belongs to the technical field of supporting structures, and particularly relates to a supporting structure and a flexible display device.

Background

A flexible display screen is a display screen that is made of a soft material and is deformable and bendable. Among the prior art, flexible display screen often need combine collapsible or flexible coupling assembling to realize its display function to reduce the panel size, but collapsible or flexible coupling assembling among the prior art still need occupy great space, and the support effect to flexible display screen is not good simultaneously, therefore user experience is not good.

SUMMERY OF THE UTILITY MODEL

The utility model provides a supporting structure and a flexible display device, aiming at the technical problems that a foldable or bendable connecting component in the prior art needs to occupy larger space and has poor supporting effect.

In view of the above technical problem, an embodiment of the present invention provides a support structure, including:

a housing assembly including a sliding housing and a connecting housing;

the sliding connection assembly comprises a sliding assembly and a linear sliding rail arranged on the connection shell, and the sliding assembly is connected with the linear sliding rail in a sliding mode;

the synchronous assembly comprises a synchronous slide rail and a synchronous shaft arranged on the sliding shell; the synchronous shaft is connected with the sliding assembly in a sliding manner through the synchronous sliding rail;

and the supporting component comprises at least two supporting plates arranged in parallel with the synchronizing shaft, and the supporting plates are arranged on the sliding component.

Optionally, the sliding assembly includes at least two sliding blocks slidably connected to the linear sliding rail, the supporting plate is fixedly mounted on the sliding blocks, and the at least two sliding blocks are sequentially slidably connected to drive the supporting plate to move away from or close to each other.

Optionally, the sliding connection assembly further includes an intermediate fixing member installed on the linear sliding rail, and the sliding connection assembly further includes a first elastic member disposed between two adjacent sliding blocks and a second elastic member disposed between the sliding block and the intermediate fixing member.

Optionally, the slider includes a sliding body and an intermediate groove disposed on the sliding body and configured to receive the first elastic member or the second elastic member.

Optionally, the sliding block further includes a through hole disposed on the sliding body and communicated with the intermediate groove, and a positioning shaft installed in the through hole and used for positioning the first elastic member or the second elastic member.

Optionally, a first sliding groove is formed in the linear sliding rail, and the sliding body further includes a first sliding portion inserted into the first sliding groove and sliding along the first sliding groove;

the synchronous sliding rail is provided with a second sliding groove, the sliding body further comprises a second sliding portion which is inserted into the second sliding groove and slides along the second sliding groove, and the second sliding portion and the first sliding portion are arranged on two opposite sides of the sliding body.

Optionally, a first positioning groove is formed in the first sliding portion, and a first positioning protruding strip slidably connected with the first positioning groove is protruded in the first sliding groove;

and a second positioning groove is formed in the second sliding part, and a second positioning convex strip in sliding connection with the second positioning groove is convexly arranged in the second sliding groove.

Optionally, the sliding block further comprises a side groove and a side key, the side groove and the side key are arranged on the sliding body, and the side keys of two adjacent sliding blocks are slidably connected with the side groove.

Optionally, the sliding housing comprises a first housing and a second housing both slidably connected with the connecting housing; the sliding assembly comprises a first sliding part and a second sliding part which are connected with the linear sliding rail in a sliding manner;

the synchronous shaft comprises a first connecting shaft mounted on the first shell and a second connecting shaft mounted on the second shell; the first connecting shaft and the second connecting shaft are arranged on two opposite sides of the sliding assembly in parallel; the synchronous slide rail comprises a first slide rail and a second slide rail; the first connecting shaft is connected with the first sliding piece in a sliding manner through the first sliding rail; the second connecting shaft is connected with the second sliding piece in a sliding mode through the second sliding rail.

An embodiment of the present invention further provides a flexible display device, which includes a flexible display screen and the supporting structure; the flexible display screen is attached to the supporting plate.

In the support structure and the flexible display device of the present invention, the support structure includes: a housing assembly including a sliding housing and a connecting housing; the sliding connection assembly comprises a sliding assembly and a linear sliding rail arranged on the connection shell, and the sliding assembly is connected with the linear sliding rail in a sliding mode; the synchronous assembly comprises a synchronous slide rail and a synchronous shaft arranged on the sliding shell; the synchronous shaft is connected with the sliding assembly in a sliding manner through the synchronous sliding rail; and the supporting component comprises at least two supporting plates arranged in parallel with the synchronizing shaft, and the supporting plates are arranged on the sliding component. The supporting structure provided by the embodiment of the utility model can stably support the flexible display screen through at least two supporting plates which are arranged in parallel with the synchronous shaft, when the sliding assembly slides relative to the linear slide rail and the synchronous slide rail, the sliding shell and the connecting shell can be in a large-size state with less overlap or a small-size state with more overlap, namely, when the sliding shell and the connecting shell are in a large-size state with less overlap, the flexible display screen is stretched and unfolded to have a large-area display area, so that a high-quality display picture is provided conveniently, and the use experience of a user for watching the display picture is improved; and when the sliding shell and the connecting shell are in a more overlapped small-size state, the flexible display screen is curled and contracted to form a small-area display area, but the whole volume occupied space of the flexible display screen is greatly reduced, so that the flexible display screen is convenient for a user to carry, and the user use experience is also improved.

Drawings

The utility model is further illustrated with reference to the following figures and examples.

Fig. 1 is a schematic structural diagram of a support structure in a small-size state according to an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a large-size supporting structure according to an embodiment of the present invention.

Fig. 3 is a partial structural schematic diagram of a support structure according to an embodiment of the present invention.

Fig. 4 is a schematic structural view of the sliding connection assembly and the synchronization assembly of the support structure in a small-sized state according to an embodiment of the present invention.

Fig. 5 is a schematic view of a cross-sectional structure a-a of the support structure shown in fig. 4.

Fig. 6 is a schematic structural diagram of the sliding connection assembly and the synchronization assembly of the support structure in a large-size state according to an embodiment of the present invention.

Fig. 7 is a schematic structural diagram of a slider of the support structure according to an embodiment of the present invention.

Fig. 8 is a schematic structural diagram of a synchronization assembly of a support structure according to an embodiment of the present invention.

Fig. 9 is a schematic diagram of a support structure in a small-size state and a large-size state according to a comparison in an embodiment of the present invention.

Fig. 10 is a schematic structural view illustrating a structure in which a support plate of a support structure is mounted on a slider according to an embodiment of the present invention.

Fig. 11 is a schematic structural diagram of a flexible display device according to an embodiment of the present invention.

The reference numerals in the specification are as follows:

1. a support structure; 11. a housing assembly; 111. a sliding housing; 1111. a first housing; 1112. a second housing; 1113. a second synchronization hole; 112. connecting the shell; 1121. positioning holes; 12. a sliding connection assembly; 121. a sliding assembly; 1211. a slider; 12111. a sliding body; 12112. an intermediate tank; 12113. a through hole; 12114. positioning the shaft; 12115. a first sliding section; 12116. a second sliding section; 12117. a first positioning groove; 12118. a second positioning groove; 12119. a side groove; 12120. a side key; 1212. a middle fixing member; 1213. a first elastic member; 1214. a second elastic member; 122. a linear slide rail; 1221. a first sliding groove; 123. a first slider; 124. a second slider; 13. a synchronization component; 131. a synchronous slide rail; 1311. a second sliding groove; 1312. a first slide rail; 1313. a second slide rail; 132. a synchronizing shaft; 1321. a first connecting shaft; 1322. a second connecting shaft; 133. a fixing member; 134. mounting grooves; 135. a rolling bearing; 136. a first synchronization hole; 14. a support assembly; 141. a support plate; 2. a flexible display screen.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and do not limit the utility model.

It is to be understood that the terms "upper", "lower", "left", "right", "front", "rear", "middle", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention.

As shown in fig. 1 to 3, an embodiment of the present invention provides a support structure 1, including:

a housing assembly 11 including a sliding housing 111 and a connection housing 112; understandably, the sliding housing 111 can move relative to the sliding housing 111, when the sliding housing 111 moves relative to the connecting housing 112, the length dimension of the supporting structure 1 can be changed, when the sliding housing 111 and the connecting housing 112 are in a state of minimum overlap, the length dimension of the supporting structure 1 is maximum; the support structure 1 has a minimum length dimension when the slide housing 111 and the connection housing 112 are in a state of being overlapped most. Further, the sliding housing 111 includes a first housing 1111 and a second housing 1112 both slidably connected with the connection housing 112; as shown in fig. 1 to 3, the first housing 1111 and the second housing 1112 may move relative to the sliding housing 111, and as shown in fig. 2, the support structure 1 may be unfolded bidirectionally, in which case the first housing 1111 moves to the left side relative to the connection housing 112, the second housing 1112 moves to the right side relative to the connection housing 112, and the connection housing 112 is connected between the first housing 1111 and the second housing 1112, such that the length dimension of the support structure 1 is maximized. At this time, the slide housing 111 and the connection housing 112 are in a large-sized state with less overlap; moreover, the supporting structure 1 can also be retracted to a small size state, at this time, the first housing 1111 moves to the right side relative to the connecting housing 112 in fig. 2, and the second housing 1112 moves to the left side relative to the connecting housing 112, so that the first housing 1111 and the second housing 1112 are retracted to overlap with the connecting housing 112 until the length size of the supporting structure 1 reaches the minimum, and at this time, the sliding housing 111 and the connecting housing 112 are in a small size state in which a large number of overlapping small size states are overlapped.

A sliding connection assembly 12, including a sliding assembly 121 and a linear slide 122 mounted on the connection housing 112, wherein the sliding assembly 121 is slidably connected to the linear slide 122; the sliding connection assembly 12 is disposed on the upper layer of the housing assembly 11, and in an embodiment, as shown in fig. 4 and 6, the sliding assembly 121 includes at least two sliding blocks 1211 slidably connected to the linear guideway 122, and all the sliding blocks 1211 can slide linearly along the linear guideway 122. That is, the sliding assembly 121 includes a plurality of sliders 1211, for example, when the sliding housing 111 is only one housing slidably connected with the connecting housing 112, the sliding assembly 121 may be two or more sliders 1211 connected between the sliding housing 111 and the connecting housing 112, and when the sliding assembly 121 includes the first housing 1111 and the second housing 1112, as shown in fig. 1 to 3, the sliding assembly 121 includes the first slider 123 and the second slider 124 both slidably connected with the linear guideway 122; at this time, the first sliding member 123 and the second sliding member 124 each include two or more sliding blocks 1211, so that the total number of the sliding blocks 1211 of the sliding assembly 121 is 4 or more than 4, for example, the number of the sliding blocks 1211 may preferably be 4-12. In the embodiment shown in fig. 3, 4 and 6, the first 123 and second 124 slides each comprise 4 identically shaped slides 1211. In addition, in order to satisfy the movement requirement conditions of the first housing 1111 and the second housing 1112, 4 sliders 1211 of the first slider 123 and the second slider 124 are symmetrically arranged, that is, 4 sliders 1211 face to the left side and the other 4 sliders 1211 face to the right side as shown in fig. 3. Further, in the embodiment shown in fig. 3, the support structure 1 includes two sliding assemblies 121 and two linear sliding rails 122 slidably connected to each sliding assembly 121, in the present invention, the support structure 1 includes more than two sliding assemblies 121 and more than two linear sliding rails 122 correspondingly disposed thereto, but each linear sliding rail 122 should be disposed in parallel at intervals to meet the requirement of synchronous movement. As shown in fig. 3, two linear sliding rails 122 are fixedly disposed on the front and rear sides (i.e., the upper and lower sides in fig. 3) of the housing assembly 11 and simultaneously play roles of supporting, limiting and guiding, so that the connection structure and the sliding process between the sliding housing 111 and the connecting housing 112 can be stable and reliable.

Further, the connection housing 112 is provided with a positioning hole 1121 capable of fixedly connecting the linear slide 122, and the linear slide 122 is fixedly connected to the connection housing 112 through the positioning hole 1121, for example, the linear slide 122 is fixedly connected to the positioning hole 1121 through a screw or a positioning pin.

A synchronizing assembly 13 including a synchronizing slide rail 131 and a synchronizing shaft 132 mounted on the sliding housing 111; the synchronous shaft 132 is connected with the sliding assembly 121 in a sliding manner through the synchronous slide rail 131; when the sliding housing 111 is only one housing slidably connected to the connecting housing 112, only one synchronizing shaft 132 needs to be provided, and at this time, the synchronizing shaft 132 is slidably connected to the sliding assembly 121 through one or more synchronizing slide rails 131 (the number of synchronizing slide rails 131 is the same as that of the sliding assemblies 121, and each sliding assembly 121 needs to be slidably connected to the synchronizing shaft 132 through one synchronizing slide rail 131). Further, as shown in fig. 1 to 3, when the sliding assembly 121 includes a first housing 1111 and a second housing 1112, and the sliding assembly 121 includes a first slider 123 and a second slider 124 both slidably connected to the linear guideway 122, the synchronizing shaft 132 includes a first connecting shaft 1321 mounted on the first housing 1111 and a second connecting shaft 1322 mounted on the second housing 1112; the first connecting shaft 1321 and the second connecting shaft 1322 are disposed in parallel on opposite sides of the sliding assembly 121 (and also disposed on opposite sides of the connecting housing 112 at the same time); that is, at this time, the synchronizing shaft 132 includes a first connecting shaft 1321 and a second connecting shaft 1322, it is understood that rolling bearings 135 are disposed at both ends of the first connecting shaft 1321 and the second connecting shaft 1322, a second synchronizing hole 1113 capable of connecting the first connecting shaft 1321 and the second connecting shaft 1322 is respectively disposed on the first housing 1111 and the second housing 1112, the rolling bearings 135 and the second synchronizing hole 1113 are connected by a positioning pin, so that the first housing 1111 and the first connecting shaft 1321 (and the second housing 1112 and the second connecting shaft 1322) are connected by a rolling connection method with a small friction force (synchronous movement between the first housing 1111 and the first connecting shaft 1321 and synchronous movement between the second housing 1112 and the second connecting shaft 1322 are ensured), and the rolling bearings 135 disposed at both ends of the first connecting shaft 1321 and the second connecting shaft 1322 can limit the movement of the first slider 123 and the second slider 124 (the sliding housing 111 and the connecting housing 112 are less heavy) In the large-size state of the stack, the first slider 123 and the second slider 124 will be stopped by the rolling bearing 135).

Further, the synchronization slide 131 includes a first slide 1312 and a second slide 1313; the first connecting shaft 1321 is slidably connected to the first sliding member 123 through the first sliding rail 1312; the second connecting shaft 1322 is slidably connected to the second slider 124 through the second sliding rail 1313. Understandably, in an embodiment, the shaft body of the synchronizing shaft 132 (including the first connecting shaft 1321 and the second connecting shaft 1322) is provided with a mounting groove 134, the synchronizing assembly 13 further includes a fixing member 133 mounted in the mounting groove, and the synchronizing shaft 132 is fixedly connected to the synchronizing slide rail 131 (including the first slide rail 1312 and the second slide rail 1313) through the fixing member 133. That is, at this time, the first sliding rail 1312 is connected to the first connecting shaft 1321 through the fixing member 133, and the second sliding rail 1313 is fixedly connected to the second connecting shaft 1322 through the fixing member 133, so that the first sliding rail 1312 slides synchronously with the first housing 1111, and the second sliding rail 1313 slides synchronously with the second housing 1112, in the process, all the sliding blocks 1211 in the first sliding member 123 slide simultaneously along the first sliding rail 1312 and the linear sliding rail 122, and all the sliding blocks 1211 in the second sliding member 124 slide simultaneously along the second sliding rail 1313 and the linear sliding rail 122.

And a support assembly 14 including at least two support plates 141 disposed in parallel with the synchronizing shaft 132, the support plates 141 being mounted on the sliding assembly 121. The supporting member 14 is disposed on the upper layer of the sliding member 121, and the supporting member 14 includes a plurality of (two or more) supporting plates 141, all of the supporting plates 141 are arranged in parallel, and each of the supporting plates 141 is disposed in parallel with the synchronizing shaft 132. In an embodiment, as shown in fig. 10, the sliding assembly 121 includes at least two sliders 1211 slidably connected to the linear slide rail 122, the supporting plate 141 is fixedly installed on the sliders 1211, and at least two of the sliders 1211 are sequentially slidably connected to drive the supporting plate 141 to move away from or close to each other, that is, when different sliders 1211 slide along the linear slide rail 122, the sliding housing 111 and the connecting housing 112 are driven to slide relative to each other, and different sliders 1211 also slide relative to each other, so that the distance between the sliders 1211 changes, and finally the distance between the supporting plates 141 installed on the sliders 1211 changes, in the flexible display device of the present invention, the flexible display screen 2 is installed on the supporting plate 141, and therefore, the flexible display screen 2 can be retracted or extended along with the change of the distance between the supporting plates 141, thereby changing the display area of the flexible display 2. In the present invention, the supporting plate 141 can be selected according to the requirement, so as to reduce the influence of the gap between the plates of the supporting plate 141 on the flexible display screen 2 to the maximum extent, and simultaneously support the laying of the flat cables.

Understandably, in the present invention, the installation manner between the supporting plate 141 and the sliding assembly 121 is not limited, and in an embodiment, as shown in fig. 10, both ends of the supporting plate 141 are bent to form a snap ring, the snap ring is sleeved on the first elastic member 1213 or the second elastic member 1214, and since the first elastic member 1213 or the second elastic member 1214 is sleeved on the positioning shaft 12114 of the intermediate groove 12112 of the sliding block 1211, the snap rings at both ends of the supporting plate 141 are sleeved on the positioning shafts 12114 of the sliding blocks 1211 at both ends of the casing assembly 11, thereby realizing the limitation of the positions of both ends, and completing the installation between the supporting plate 141 and the sliding block 1211. However, the supporting plate 141 can be fastened to the slide 1211 of the sliding assembly 121, and can be welded, adhered, or screwed to the slide 1211.

In one embodiment, the supporting assembly 14 may include three or more than three singular supporting plates 141, such as 3, 5, 7, 9, 11 … … supporting plates 141, wherein the supporting plate 141 located in the middle is a fixed supporting plate 141, the fixed supporting plate 141 may be fixed on the connecting housing 112, and the other supporting plates 141 on both sides of the fixed supporting plate 141 are respectively fixed (preferably symmetrically arranged) on the different sliding blocks 1211 of the first sliding member 123 and the second sliding member 124 and can slide along with the sliding blocks 1211. In another embodiment, the supporting member 14 may comprise more than two integral supporting plates 141, such as 2, 3, 4, 5, 6, 7, 8, 9, 10 … … supporting plates 141, wherein all the supporting plates 141 are uniformly fixed on different sliding blocks 1211 of the first sliding member 123 and the second sliding member 124, respectively, and can slide along with the sliding blocks 1211, and the sliding blocks 1211 can slide along with the supporting plates 141 at equal intervals in this embodiment; in another embodiment, the supporting member 14 may comprise more than two integral supporting plates 141, and any supporting plate 141 not located at the center is set as a fixed supporting plate 141, the fixed supporting plate 141 is fixed on the connecting housing 112, and the other supporting plates 141 at both sides of the fixed supporting plate 141 are respectively fixed on different sliding blocks 1211 of the first sliding member 123 and the second sliding member 124 and can slide along with the sliding block 1211.

In the embodiment of the present invention, referring to fig. 9, if the sliding housing 111 and the connecting housing 112 are in a small size state with more overlap, at this time, the distance between the supporting plates 141 becomes smaller (may be 0), and the sliding assembly 121 is in a contracted state; if the sliding housing 111 and the connecting housing 112 are in a large-size state with less overlap, the distance between the supporting plates 141 is increased, and the sliding assembly 121 is in an extended state; as shown in fig. 9, when the sliding assemblies 121 are respectively in the extended state and the retracted state, the size variation of the supporting structure 1 is Δ L (i.e., the distance between the first connecting shaft 1321 and the second connecting shaft 1322 changes when the sliding assemblies 121 are in the extended state and the retracted state), and the number of the supporting plates 141 is x, and at this time, the gap width d between the supporting plates 141 is Δ L/(x-1).

The supporting structure 1 of the present invention can stably support the flexible display screen 2 through at least two supporting plates 141 arranged in parallel with the synchronizing shaft 132, when the sliding assembly 121, the linear sliding rail 122 and the synchronizing sliding rail 131 slide relatively, the sliding housing 111 and the connecting housing 112 can be in a large-size state with less overlap or a small-size state with more overlap, that is, when the sliding housing 111 and the connecting housing 112 are in a large-size state with less overlap, the flexible display screen 2 is stretched and expanded to have a large-area display area, which is convenient for providing a high-quality display picture, and improves the user experience of watching the display picture; and when the sliding shell 111 and the connecting shell 112 are in a more overlapped small-size state, the flexible display screen 2 is curled to shrink and has a small-area display area, but the whole volume occupied space of the flexible display screen 2 is greatly reduced, so that the carrying by a user is facilitated, and the user use experience is also improved.

Further, as shown in fig. 4, the sliding connection assembly 12 further includes a middle fixing member 1331212 of the fixing member 133 mounted on the linear guideway 122, and the sliding connection assembly 12 further includes a first elastic member 1213 disposed between two adjacent sliding blocks 1211 and a second elastic member 1214 disposed between the sliding blocks 1211 and the middle fixing member 1331212 of the fixing member 133. That is, the first elastic elements 1213 and the second elastic elements 1214 serve to provide elastic holding force, thereby enabling the distance between the sliders 1211 to be adjusted in synchronization with the relative movement between the housing assemblies 11.

Specifically, when the support structure 1 is changed from the small-size state (the first elastic member 1213 and the second elastic member 1214 are in the compressed state) to the large-size state, all the sliders 1211 of the sliding assembly 121 obtain a sliding space, and at this time, the first elastic member 1213 and the second elastic member 1214 begin to rebound and extend from the compressed state at the same time, the slider 1211 close to the middle fixed block is pushed to a position away from the middle fixed block by the first elastic member 1213 and the second elastic member 1214, as shown in fig. 4 and 6, the 4 sliders 1211 in the first slider 123 slide to the left side, the 4 sliders 1211 in the second slider 124 slide to the right side, and finally the slider 1211 at the outermost edge is retained by the rolling bearing 135 provided on the synchronizing shaft 132. Conversely, when the support structure 1 is turned from the large-size state (the first elastic element 1213 and the second elastic element 1214 are both in the compressed state or the free state, but the spring length is greater than the respective spring lengths when the support structure 1 is in the small-size state) to the small-size state, the sliders 1211 in the slider 1211 assembly are all pushed to move toward the intermediate fixed block, and the first elastic element 1213 and the second elastic element 1214 are simultaneously compressed, as shown in fig. 4 and 6, the 4 sliders 1211 in the first slider 123 slide to the right side, the 4 sliders 1211 in the second slider 124 slide to the left side, and when sliding to the specified position, the length of the support structure 1 reaches the small-size state. Understandably, the first elastic element 1213 and the second elastic element 1214 are springs.

Further, as shown in fig. 7, the slider 1211 includes a sliding body 12111 and an intermediate groove 12112 provided on the sliding body 12111 for accommodating the first elastic member 1213 or the second elastic member 1214. That is, the slider 1211 is provided with an intermediate groove 12112, and as shown in fig. 4 and 6, the first elastic member 1213 and the second elastic member 1214 are installed in the intermediate groove 12112.

Further, as shown in fig. 4 and 7, the slider 1211 further includes a through hole 12113 provided on the sliding body 12111 and communicating with the intermediate groove 12112, and a positioning shaft 12114 installed in the through hole 12113 and used for positioning the first elastic member 1213 or the second elastic member 1214; the positioning shaft 12114 is disposed perpendicular to the connecting shaft. Understandably, when the first elastic element 1213 and the second elastic element 1214 are springs, the first elastic element 1213 and the second elastic element 1214 are sleeved on the positioning shaft 12114 which passes through the through hole 12113 and enters the middle groove 12112, i.e. the installation is completed at a limited position. In an embodiment, as shown in fig. 10, the support plate 141 is provided at both ends thereof with snap rings, the snap rings are sleeved on the first elastic member 1213 or the second elastic member 1214, and since the first elastic member 1213 or the second elastic member 1214 are sleeved on the positioning shafts 12114 of the intermediate grooves 12112 of the sliders 1211, the snap rings at both ends of the support plate 141 are sleeved on the positioning shafts 12114 of the sliders 1211 at both ends of the housing assembly 11, so as to achieve the limitation of the positions of both ends, and complete the installation between the support plate 141 and the sliders 1211.

Further, in fig. 7, both ends of the positioning shaft 12114 extend through the through holes 12113, the first elastic member 1213 (spring) is defined by the positioning shafts 12114 on opposite sides of the intermediate groove 12112 (one side is the positioning shaft 12114 installed in the through hole 12113 of the slider 1211 belonging to the intermediate groove 12112, and the other side is the positioning shaft 12114 installed in the through hole 12113 of the slider 1211 adjacent to the slider 1211 belonging to the intermediate groove 12112), and at this time, the support plate 141 installed in the intermediate groove 12112 can also be simultaneously defined by the positioning shafts 12114 on opposite sides of the intermediate groove 12112; meanwhile, the middle fixing member 1331212 of the fixing member 133 is also provided with positioning posts, and both ends of the second elastic member 1214 are respectively defined by the positioning shaft 12114 in the middle groove 12112 of the sliding block 1211 and the positioning posts on the middle fixing member 1331212 of the fixing member 133, so that the supporting plate 141 installed in the middle groove 12112 can be simultaneously defined by the positioning shaft 12114 and the positioning posts on the middle fixing member 1331212 of the fixing member 133.

Further, as shown in fig. 4, 7 and 8, a first sliding groove 1221 is provided on the linear guideway 122, and the sliding body 12111 further includes a first sliding portion 12115 inserted into the first sliding groove 1221 and sliding along the first sliding groove 1221; the cross-sectional shape of the first sliding groove 1221 is adapted to the shape of the first sliding portion 12115 of the slider 1211 connected to the linear guideway 122, and the first sliding groove 1221 can limit the slider 1211 to slide inside the linear guideway 122, so as to improve the movement precision. Further, as shown in fig. 7, a first positioning groove 12117 is formed on the first sliding portion 12115, and a first positioning protruding strip (not shown) slidably connected with the first positioning groove 12117 protrudes into the first sliding groove 1221; the first positioning groove 12117 has a semicircular cross section, and can also be set to a triangular shape, a trapezoidal shape, a rectangular shape, etc. according to the requirement, the first positioning groove 12117 can limit the slider 1211 to slide in the first positioning groove 12117 of the linear guideway 122, so as to prevent the slider 1211 from falling off from the first sliding groove 1221.

The synchronization slide rail 131 is provided with a second slide groove 1311, the slide body 12111 further includes a second slide portion 12116 inserted into the second slide groove 1311 and sliding along the second slide groove 1311, and the second slide portion 12116 and the first slide portion 12115 are disposed on opposite sides of the slide body 12111. The cross-sectional shape of the second sliding groove 1311 is adapted to the shape of the second sliding part 12116 of the slider 1211 connected to the synchronization slide 131, and the second sliding groove 1311 can limit the slider 1211 to slide inside the linear slide 122, so as to improve the movement precision. Further, as shown in fig. 7, a second positioning groove 12118 is formed in the second sliding portion 12116, and a second positioning protrusion (not shown) slidably connected to the second positioning groove 12118 is protruded into the second sliding groove 1311. The groove of the second positioning groove 12118 has a semicircular cross section, and can be set to a triangular shape, a trapezoidal shape, a rectangular shape, etc. according to the requirement, the second positioning groove 12118 can limit the slider 1211 to slide in the second positioning groove 12118 of the synchronous slide rail 131, so as to prevent the slider 1211 from falling off from the second slide groove 1311.

Further, as shown in fig. 4, 6 and 7, the sliders 1211 further includes side grooves 12119 and side keys 12120 provided on the sliding body 12111, and the side keys 12120 of two adjacent sliders 1211 are slidably coupled to the side grooves 12119. That is, between two adjacent sliders 1211, the side key 12120 of one slider 1211 extends into the side groove 12119 of the other slider 1211 and the two sliders 1211 slide relative to each other, and when the sliding housing 111 and the connecting housing 112 are in a large size state with less overlap, the inner edge of the side groove 12119 abuts against the side key 12120, so that the distance between the two sliders 1211 can be clamped, and the maximum distance between different adjacent sliders 1211 can be kept consistent.

An embodiment of the present invention further provides a flexible display device, as shown in fig. 11, including a flexible display screen 2 and the supporting structure 1; the flexible display screen 2 is attached to the support plate 141.

Understandably, in the present invention, the shaft radius of the synchronizing shaft 132 (including the first connecting shaft 1321 and the second connecting shaft 1322) is smaller than the radius of the edge arc segment of the sliding housing 111 (including the first housing 1111 and the second housing 1112) to ensure that there is enough accommodating space for bending and installing the flexible display screen 2 in the first housing 1111 and the second housing 1112. Therefore, the flexible display screen 2 can be better protected by controlling the size of the synchronizing shaft 132, and the generation of creases is avoided. Meanwhile, the supporting plate 141 can provide rigid support for the flexible display screen 2, and a more stable and reliable supporting effect can be achieved compared with a flexible supporting mode. In the present invention, the flexible display 2 includes a flexible screen attached to a flexible support layer, a portion of which is attached to the upper layer of the support member 14 and is stretched as the distance between the support plates 141 increases, and another portion of which is attached to the outer layer of the synchronizing shaft 132.

The support structure 1 of the present invention can stably support the flexible display 2 by at least two support plates 141 parallel to the synchronization shaft 132, and when the sliding assembly 121 and the linear guideway 122 and the synchronization guideway 131 slide relatively, the sliding housing 111 and the connection housing 112 can be in a large-size state with less overlap or a small-size state with more overlap.

As shown in fig. 1, when the supporting structure 1 is in a small size state (the sliding housing 111 and the connecting housing 112 are in a small size state with more overlap), the first housing 1111 and the second housing 1112 can wrap the connecting housing 1123 in the middle, all the supporting plates 141 of the supporting assembly 14 are in a close arrangement state, and the first elastic member 1213 and the second elastic member 1214 provided on the assembly of the sliding block 1211 are compressed to the maximum extent; the flexible display 2 has a larger area on each side, and the screen portion attached to the synchronizing shaft 132 is bent inside the housing assembly 11 (e.g. in the gap between the connecting housing 112 and the first housing 1111 and the second housing 1112). At this moment, flexible display screen 2 is curled shrink and has the display area of small area, but flexible display screen 2's whole volume occupation space reduces greatly, and the user of being convenient for carries, has promoted user and has used experience.

As shown in fig. 2, when the supporting structure 1 is in a large-size state (the sliding housing 111 and the connecting housing 112 are in a large-size state with less overlap, and the portions of the flexible display screen 2 that can be curled inside are gradually stretched along with the expansion of the first housing 1111 and the second housing 1112 on both sides until reaching the maximum size), the first housing 1111 and the second housing 1112 are respectively located at both side edges of the connecting housing 112, and at this time, all the supporting plates 141 of the supporting assembly 14 are in a state of being arranged in a gap, the compression amount of the first elastic member 1213 and the second elastic member 1214 arranged on the slider 1211 assembly is small, and the arrangement of the first elastic member 1213 and the second elastic member 1214 can ensure that the gap width between the supporting plates 141 is relatively stable. At this time, the flexible display screen 2 is stretched and unfolded to have a large-area display area, so that a high-quality display picture is provided conveniently, and the use experience of watching the display picture by a user is improved.

The above description is only an example of the supporting structure 1 of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A support structure, comprising:

a housing assembly including a sliding housing and a connecting housing;

the sliding connection assembly comprises a sliding assembly and a linear sliding rail arranged on the connection shell, and the sliding assembly is connected with the linear sliding rail in a sliding mode;

the synchronous assembly comprises a synchronous slide rail and a synchronous shaft arranged on the sliding shell; the synchronous shaft is connected with the sliding assembly in a sliding manner through the synchronous sliding rail;

and the supporting component comprises at least two supporting plates arranged in parallel with the synchronizing shaft, and the supporting plates are arranged on the sliding component.

2. The support structure of claim 1, wherein the sliding assembly comprises at least two sliding blocks slidably connected to the linear guideway, the support plate is fixedly mounted on the sliding blocks, and at least two sliding blocks are sequentially slidably connected to drive the support plates to move away from or close to each other.

3. The support structure of claim 2, wherein the sliding connection assembly further comprises a middle fixing member mounted on the linear guide, the sliding connection assembly further comprising a first elastic member disposed between two adjacent sliding blocks and a second elastic member disposed between the sliding blocks and the middle fixing member.

4. The support structure of claim 3, wherein the slider comprises a sliding body and an intermediate groove provided on the sliding body for receiving the first or second elastic member.

5. The support structure of claim 4, wherein the slider further comprises a through hole provided on the sliding body and communicating with the intermediate groove, and a positioning shaft installed in the through hole and used for positioning the first elastic member or the second elastic member.

6. The support structure of claim 4, wherein the linear guideway is provided with a first sliding groove, and the sliding body further comprises a first sliding portion inserted into the first sliding groove and sliding along the first sliding groove;

the synchronous sliding rail is provided with a second sliding groove, the sliding body further comprises a second sliding portion which is inserted into the second sliding groove and slides along the second sliding groove, and the second sliding portion and the first sliding portion are arranged on two opposite sides of the sliding body.

7. The supporting structure according to claim 6, wherein the first sliding part is provided with a first positioning groove, and a first positioning convex strip which is in sliding connection with the first positioning groove is arranged in the first sliding groove in a protruding manner;

and a second positioning groove is formed in the second sliding part, and a second positioning convex strip in sliding connection with the second positioning groove is convexly arranged in the second sliding groove.

8. The support structure of claim 4, wherein the sliding blocks further comprise side grooves and side keys arranged on the sliding body, and the side keys of two adjacent sliding blocks are slidably connected with the side grooves.

9. The support structure of claim 1, wherein the sliding housing comprises a first housing and a second housing that are both slidably connected to the connecting housing; the sliding assembly comprises a first sliding part and a second sliding part which are connected with the linear sliding rail in a sliding manner;

the synchronous shaft comprises a first connecting shaft mounted on the first shell and a second connecting shaft mounted on the second shell; the first connecting shaft and the second connecting shaft are arranged on two opposite sides of the sliding assembly in parallel; the synchronous slide rail comprises a first slide rail and a second slide rail; the first connecting shaft is connected with the first sliding piece in a sliding manner through the first sliding rail; the second connecting shaft is connected with the second sliding piece in a sliding mode through the second sliding rail.

10. A flexible display device comprising a flexible display screen and a support structure according to any one of claims 1 to 9; the flexible display screen is attached to the supporting plate.

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