[0037] The description of the following examples is illustrated with reference to the appended view, to illustrate a particular embodiment of the invention available to practice. The direction term mentioned in the present invention, for example [upper], [next], [front], [after], [left], [right], [within], [outer], [side], etc., is only reference Additional pattern direction. Therefore, the direction term used is used to illustrate and understand the invention, not to limit the invention. In the figure, the structure similar to the unit is used to represent the same reference numerals. In the drawings, the thickness of some layers and regions is exaggerated in order to clearly understand and convenient description. That is, the size and thickness of each of the components shown in the drawings are arbitrarily shown, but the present invention is not limited thereto.
[0038] figure 1 The overall structure of the flexible display module provided by the embodiment of the present invention, figure 2 A explosive structure of the flexible display module provided by the embodiment of the present invention, image 3 for figure 1 A cross-sectional structure in the direction of the A-A 'direction, Figure 4 for figure 1 A cross-sectional structure in the direction of the B-B 'direction, Figure 5 The first topographic structure of the flexible display panel provided in the embodiment of the present invention is shown. Figure 6 A first lower view structure of the flexible display panel provided by the embodiment of the present invention; refer to Figure 1 to 6 The flexible display module 100 provided by the embodiment of the present invention includes a housing 10, a cover plate 20, a rolling member 30, a flexible display panel 40, and a support member 50; wherein:
[0039] Such as figure 2 As shown, the outer casing 10 includes a side wall 11 and a shell 12 that forms an opening in the display area, the side wall 11 and the shell 12 form a receiving chamber, and the sidewall 11 The sliding groove 1111 is provided;
[0040] The cover 20 matches the opening of the shell 12. The rolling member 30 is disposed within the receiving chamber and is secured to opposite two side walls 11. The flexible display panel 40 includes a first curved region BA1, a second curved region BA2, and a display area Aa, the first curved region BA1 and the second curved region BA2, and the second curved region BA2 is disposed around the rolling member 30, thereby The flexible display panel 40 slides in the accommodating chamber and is formed between the cover plate 20.
[0041] The support member 50 is fitted with the flexible display panel 40, and at least one region is provided with a protruding portion 51 in the width direction of the flexible display panel 40, and the protruding portion 51 is located within the slide groove 1111. It is used to ensure that the flexible display panel 40 is always between the gap 60 between the cover 20 during the sliding process.
[0042] Specifically, the material of the outer casing 10 may be one of plastic, metal, tempered glass, and the like, and the shape of the outer casing 10 can be arranged in different shapes according to the demand of the actual product, and the outer casing 10 is a rectangular concave The slot structure is an example.
[0043] Please refer to figure 2 The outer casing 10 includes a shell bottom 12 and four sidewalls 11, the shell 12 and four sidewalls 11 form a housing chamber, the shell 12, in the display area AA field, the cover, the cover 20 Matched the opening formed by the shell 12, so that the cover 20 and the outer casing 10 are closely bonded to form a closed space to support the flexible display panel 40 and components of the housing 10 housing cavity. Good protection and waterproof effects.
[0044] The four sidewalls 11 include opposing two long side walls 111 and opposing two short side walls 112, the long sidewall 111 and the short side wall 112 can be contained or not, such as The height of the long sidewall 111 is greater than the height of the short side wall 112, which can be fitted with the cover 20 of the surface of the curved surface with the outer casing 10 at this time, and the cover 20 can be 2.5d glass. Equal high lightweight glass cover (Cover Glass, Cg).
[0045] The rolling member 30 and the flexible display panel 40 are provided in the receiving cavity of the outer casing 10, the rolling member 30 including a rolling structure such as a roller, and two ends of the rolling member 30 are fixed in opposing two. The long side wall 111 is adjacent to the short side wall 112, and both ends of the rolling member 30 are fixed, and the intermediate portion can slide. The two ends of the flexible display panel 40 are surround the rolling member 30 and can slide through the rolling member 30.
[0046] Please refer to Figure 5 The flexible display panel 40 includes a display area AA and a non-display area located at both ends of the display area Aa, the display area AA for display screen, the non-display area including first Non-display area NA1 and second non-display area NA2.
[0047] The flexible display panel 40 also has a curved region, the curved region surrounds the rolling member 30, the curved region including a first curved region Ba1 and a second curved region BA2, the first curved region BA1 located in the first In a non-display area NA1, the second curved region BA2 is located in a portion of the display area AA and the second non-display area Na2, and the length of the first curved region BA1 is equal to the second curved region BA2. length.
[0048] The first curved region BA1 and the second curved region BA2 surround the rolling member 30, and can slide about the rolling member 30, thereby sliding the flexible display panel 40 in the accommodating cavity, and A gap 60 is formed between the cover 20.
[0049] It should be noted that the components of the present invention and the length of each region refer to the dimensions of each component and the respective regions in the direction parallel to the long side wall 111 of the outer casing 10. For example, the length of the first curved region BA1 means a size in the direction parallel to the long side wall 111 of the outer casing 10 in the horizontal state of the first curved region BA1.
[0050] Figure 7 The principle of sliding of the flexible display panel provided by the embodiment of the present invention; to slide the first curved region BA1 and the second curved region BA2 around the rolling member 30, it is also necessary to provide the flexible display panel 40 Let it slide, such as Figure 7 As shown, the flexible display module 100 in the above embodiment further includes a connecting member and a drive member, specifically:
[0051] The connecting member is coupled to the flexible display panel 40 and the outer casing 10, the drive member provides a driving force to the connecting member, and slides the flexible display panel 40 through the connecting member. The connecting member may include a gear 71, a rack 72, a spring 73, and the like, wherein the rack 72 can be fixedly coupled to the flexible display panel 40 of the first non-display area Na1 by a flexible display panel 40 of the first non-display area Na1. The gear 71 and the The rack 72 matches, the spring 73 is connected to the first fixed block 74 and the second fixing block 75, and is fixed to the flexible display panel 40 of the second non-display area Na2 by the first fixed block 74, first The fixing block 74 is fixedly coupled to the flexible display panel 40, and the second fixed block 75 is fixed to the outer casing 10.
[0052] The drive member includes a motor or the like to provide a driving force, the drive member, can also be secured to the outer casing 10, providing a driving force to the gear 71, so that the gear 71 is rotated, through the gear 71 Rotating the rack 72 moves, thereby sliding the flexible display panel 40. The spring 73 can provide a preload to the flexible display panel 40, such that the flexible display panel 40 is in a non-sliding state, and the surface of the flexible display panel 40 and is parallel to the surface of the cover 20 And there is a gap 60.
[0053] The flexible display panel 40 can be slid about the rolling member 30 by the connecting member and the drive member to achieve free switching of the display state of the flexible display module 100 and an open function mode.
[0054] The functional mode may be such a function such as imaging, facial recognition, and for this, the flexible display device further includes a functional element 80 and a functional region, the functional element 80, which is disposed at the flexible display panel 40 away from the cover 20. On the side, specifically, the functional element 80 can be fixedly coupled to the outer casing 10, hidden on the non-light side of the flexible display panel 40, but is not connected to the flexible display panel 40. The functional element 80 includes a functional element for implementing the functional mode, or the like.
[0055] The functional area is located within the first curved region BA1, which is provided with an opening 81, and the opening 81 is used to expose the functional element when the flexible display panel 40 is slidable to a particular position. 80. The particular location refers to a fixed distance of the flexible display panel 40 by controlling the driving member, so that the opening 81 is just located directly above the functional element 80 to enter functional mode.
[0056] It should be noted that the display state of the flexible display module 100 refers to a full screen display state. At this time, the spring 73 is in a stretched state to provide the flexible display panel 40 to provide a preload force to make the flexibility. The display panel 40 forms a gap 60 with the cover plate 20. When the function mode is turned on, for example, when the imaging function needs to be invoked, the driving member provides a driving force to the gear 71 and the rack 72 such that the flexible display panel 40 is wound around the rolling member 30. Slide until the opening 81 of the functional region is located directly above the functional element 80 to use the imaging function.
[0057] When the flexible display module 100 is converted from the display state to the opening function mode, the spring 73 is shrunk from the stretch state, but always maintains the flexible display panel 40 to provide preloading force. When the flexible display module 100 is converted from the open function mode to the display state, the spring 73 is restored to the stretch state. As such, it is not necessary to use CUP technology to display functions and full screen display without using CUP technology.
[0058] Further, the spring 73, the gear 71, and the rack 72, which are illustrated the present invention, are intended to illustrate how to implement the slide of the flexible display panel 40, but the method of sliding the flexible display panel 40 is not limited thereto.
[0059] At the same time, during the sliding process of the flexible display panel 40, in order to maintain the flexible display panel 40 and the cover 60 is always present between the cover plate 20, the flexible display module 100 is also provided with a support member 50, which is The support member 50 is fitted with the flexible display panel 40.
[0060] Specifically, the support member 50 is bonded to the flexible display panel 40 away from the cover 20, that is, the lower surface of the flexible display panel 40, the support member 50 including a stainless steel film, such as SUS. (A stainless steel). The support member 50 may be the original film layer in the lamination structure of the flexible display panel 40, or a lower surface of the flexible display panel 40 in the newlyhaved film layer.
[0061] The length of the support member 50 is equal to the length of the flexible display panel 40, and at least one region of the support member 50 is provided with a protruding portion 51 in the width direction of the flexible display panel 40, the flexible display panel. The width direction of 40 refers to a direction parallel to the short side wall 112 of the outer casing 10, and accordingly, the length direction of the flexible display panel 40 is also in a direction parallel to the long side wall 111 of the outer casing 10.
[0062] The two long sidewalls 111 opposed to the outer casing 10 are provided with a slide groove 1111, and the protruding portion 51 of the support member 50 matches the slide groove 1111 and can slide within the slide groove 1111. The support member 50 is a rigid material that supports the gravity of the flexible display panel 40 in the vertical direction, and the flexible display panel 40 is limited so that the flexible display panel 40 remains in the vertical direction. The gap 60 between the cover plate 20 is described.
[0063] During the flexible display panel 40 slides, the protruding portion 51 and the sliding groove 1111 are mounted to guide the sliding of the flexible display panel 40, so that the flexible display panel 40 and the cover 20 are between The gap 60 always exists, so that the friction between the flexible display panel 40 and the cover plate 20 causes the flexible display panel 40 to be worn, and then the flexible display panel 40 is slidable.
[0064] The protruding portion 51 is specifically disposed in an area other than the first curved region BA1 and the second curved region BA2, that is, the support member 50 at corresponds to the first curved region Ba1 and the second The protruding portion 51 is not provided in the position of the curved region BA2, and the protruding portion 51 matches the sliding groove 1111, so the sliding groove 1111 can be discontinuous, of course, the present invention is not limited thereto. The slider 1111 of the embodiment can also be continuous.
[0065] The protruding portion 51 matches the slider 1111 that the width of the slide groove 1111 is slightly larger than the thickness of the protruding portion 51, and can satisfy the protruding portion 51 in the sliding groove 1111. If the width of the slide groove 1111 exceeds a large amount of the thickness of the protruding portion 51, it may cause the protruding portion 51 to slide unstable in the sliding groove 1111, and cannot be well-known to the flexible display panel 40. Limits in the vertical direction.
[0066] It will be appreciated that when the slide groove 1111 is not continuously disposed, the arrangement area of the sliding groove 1111 is larger than the arrangement area of the protruding portion 51 because the support member 50 is sticked to the flexible display panel 40. When the flexible display panel 40 slides, the protruding portion 51 of the support member 50 also needs to slide within the sliding groove 1111, and the protruding portion 51 is slid back and forth back and forth in the flexible display panel 40. A state switching of the flexible display panel 40 is implemented.
[0067] The particular distance refers to the distance of the flexible display panel 40 slides when the opening of the functional region reaches the particular position, which may be equal to the first curved region BA1 and the second bending. The length of the area BA2.
[0068]The sliding groove 1111 is provided that the region length of the protruding portion 51 can be slidable for the flexible display panel 40, and the sliding groove 1111 can also function in the horizontal direction of the flexible display panel 40. The function of the limit, that is, when the flexible display panel 40 is slid, the flexible display panel 40 is slidably sliding due to the discontinuous slide groove 1111 on the discontinuous slide groove 1111 on the stunter 51. The specific distance can be avoided, and the sliding error may result in the accuracy of the drive member when the flexible display panel 40 is slidable.
[0069] Further, the support member 50 is provided with a hollow portion 90 at a position corresponding to the first curved region BA1 and the second curved region BA2 to enhance the flexible display panel 40 and the support member 50 in the The bending resistance of the curved zone reduces the bending stress.
[0070] The hollow portion 90 can be a square hole, a circular hole or other particular aperture structure, such as a convector or a recess, and the like, of course, due to the support member 50 is bonded to the flexible display panel 40 The lower surface is in the process of sliding in the flexible display panel 40, the support member 50 is located outside of the flexible display panel 40, bent inward, so that the hollow portion 90 is arranged to be convex. Good release of bending stress. Moreover, the hollow portion 90 can be arranged in a rule or irregular arrangement.
[0071] It will be appreciated that the length of the first curved region BA1 and the second curved region BA2 is equal to a specific distance of the flexible display panel 40 slide, the opening 81 of the functional region being disposed in the first The bending area BA1, of course, the opening 81 is also provided on the support member 50 corresponding to the first curved region BA1, and penetrating the support member 50, while the support member 50 is corresponding to the corresponding place The first curved region BA1 is provided with a hollow portion 90, and the opening 81 can be coincidentically or partially coincident with the hollow portion 90, depending on the size of the opening 81 and the hollow portion 90, and the The opening 81 and the set position of the hollow portion 90 are provided.
[0072] In the present embodiment, the support member 50 is bonded to the lower surface of the flexible display panel 40, and the protruding portion 51 is provided on the support member 50, the protruding portion 51 and the outer casing 10 long side wall 111. The sliding groove 1111 matches the flexible display panel 40, the support member 50 is capable of supporting the flexible display panel 40 to slide such that the flexible display panel 40 and the cover 20 are between The gap 60 always exists so that the friction of the flexible display panel 40 and the cover 20 causes the flexible display panel 40 to be worn, and then the flexible display panel 40 is slidably smooth.
[0073] At the same time, the support member 50 provides a hollow portion 90 corresponding to the curved zone to improve the bend resistance of the flexible display panel 40 and the support member 50.
[0074] In one embodiment, please refer to Figure 8 to 10 , Figure 8 A second vertical view showing the flexible display panel provided by the embodiment of the present invention, Figure 9 A second underlying view showing the flexible display panel provided by the embodiment of the present invention, Figure 10 A first cross-sectional view of a flexible display module provided by an embodiment of the present invention. Unlike the above embodiment, the support member 50 is bonded to the flexible display panel 40 facing the cover 20, that is, the upper surface of the flexible display panel 40, the support member 50 including super Ultra Thin Glass, UTG), etc.
[0075] The support member 50 may be the original film layer in the lamination structure of the flexible display panel 40, or a lower surface of the flexible display panel 40 in the newlyhaved film layer. For example, when ultra-thin glass is used as a cover window (COVER WINDOW, CW) of the flexible display panel 40, the overlay window can be used as the support member 50.
[0076] The support member 50 is also provided with a protruding portion 51 at a position corresponding to the curved zone, i.e., the entire region of the support member 50 is provided with a protruding portion 51 in the width direction of the flexible display panel 40. In respectively, the slide groove 1111 on the long side wall 111 of the outer casing 10 is continuous to match the protruding portion 51, so that the protruding portion 51 can slide within the slide groove 1111.
[0077] The support member 50 is a rigid material that allows the flexible display panel 40 to limit the flexible display panel 40 to maintain a gap 60 between the cover 20 in the vertical direction. During the flexible display panel 40 slides, the protruding portion 51 and the sliding groove 1111 are mounted to guide the sliding of the flexible display panel 40, so that the flexible display panel 40 and the cover 20 are between The gap 60 always exists, so that the friction between the flexible display panel 40 and the cover plate 20 causes the flexible display panel 40 to be worn, and then the flexible display panel 40 is slidable.
[0078] Further, the length of the support member 50 is greater than the length of the flexible display panel 40, so that the projection length of the protruding portion 51 and the sliding groove 1111, the guide to the flexible display panel 40 is more stable. . Other instructions, please refer to the above embodiments, will not be described herein.
[0079] In one embodiment, please combine reference Figure 4 with Figure 11 , Figure 11 A second cross-sectional view of the flexible display module provided by the embodiment of the present invention, and is different from the above-described embodiment, and the gap 60 between the flexible display panel 40 and the cover plate 20 is provided with a lubricating layer 61.
[0080] The lubricating layer 61 can be applied to the surface of the flexible display panel 40 or the surface of the cover 20, or may simultaneously coat the surface of the flexible display panel 40 and the surface of the cover 20. The material of the lubricating layer 61 includes at least one of a transparent optical rubber and a transparent grease, a particular substance having a lubricating effect, such as the transparent optical rubber, can be an OCR glue, OCR glue can be cured under irradiation of ultraviolet light. For fluids in different states, i.e., the OCR glue can be bonded to the flexible display panel 40 or the cover 20 by ultraviolet light, or can be fill in the flexible display panel 40 and The gap 60 between the cover plate 20 is within the gap 60.
[0081] The material of the lubricating layer 61 not only requires good lubrication properties, but also meets high light transmittance and suitable refractive index, such as a transparency greater than 97%, refractive index proximity refractive index, to improve the transmittance of the light .
[0082] By filing a special substance having a lubricating effect in the gap 60 between the flexible display panel 40 and the cover plate 20, it is not affected by the sliding of the flexible display panel 40, and its optical properties can be utilized. The imaging effect of the flexible display panel 40 is better, or its thermally conductive characteristics can also be utilized to increase the heat dissipation effect of the flexible display panel 40. Other instructions, please refer to the above embodiments, will not be described herein.
[0083] The embodiment of the present invention further provides a display device comprising a flexible display module 100 of one of the foregoing embodiments.
[0084] According to the above embodiments:
[0085] The present invention provides a flexible display module and a flexible display device; the flexible display module includes a housing, a cover plate, a rolling member, a flexible display panel, and a support member. A slide groove is provided on the side wall of the outer casing, the cover being matched to the shell. The first curved zone of the flexible display panel is disposed about the rolling member, so that the flexible display panel can slide and a gap is formed between the cover. The support member may be the original film layer in the flexible display panel laminate or the new film layer in the laminate structure, the support member is provided with a hollow portion corresponding to the position of the bending area, and the support member is improved. The bending performance of the support member, and The support member is disposed along the width direction of the flexible display panel, and the protrusion matches the slide of the outer casing, and can slide in the sliding slot to guide the sliding of the flexible display panel, improve the smoothness, to ensure flexibility There is always a gap between the panel and the cover to avoid friction. At the same time, the length of the support member can be greater than the length of the flexible display panel, increasing the fitting length of the support member and the slide groove, and the orientation is more stable. Further, the gap between the flexible display panel and the cover is provided with a lubricating layer having excellent optical properties, enhancing the screen imaging effect; in other embodiments, the flexible display panel and the gap between the flexible display panel are provided with thermal conductivity. The lubrication layer improves the screen heat dissipation.
[0086] In summary, although the present invention has been disclosed in a preferred embodiment, the above preferred embodiments are not intended to limit the invention, and those skilled in the art can also be used in the spirit and scope of the invention. Differential and moistening, the scope of the present invention is defined by the scope of the claims.
